p2p.c revision 6dc03bd757d3befd2c03a543a402338db03914d6
18d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt/* 28d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * Wi-Fi Direct - P2P module 38d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * Copyright (c) 2009-2010, Atheros Communications 48d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * 5c5ec7f57ead87efa365800228aa0b09a12d9e6c4Dmitry Shmidt * This software may be distributed under the terms of the BSD license. 6c5ec7f57ead87efa365800228aa0b09a12d9e6c4Dmitry Shmidt * See README for more details. 78d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt */ 88d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 98d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#include "includes.h" 108d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 118d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#include "common.h" 128d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#include "eloop.h" 138d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#include "common/ieee802_11_defs.h" 148d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#include "common/ieee802_11_common.h" 158d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#include "wps/wps_i.h" 168d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#include "p2p_i.h" 178d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#include "p2p.h" 188d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 198d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 208d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtstatic void p2p_state_timeout(void *eloop_ctx, void *timeout_ctx); 218d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtstatic void p2p_device_free(struct p2p_data *p2p, struct p2p_device *dev); 228d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtstatic void p2p_process_presence_req(struct p2p_data *p2p, const u8 *da, 238d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt const u8 *sa, const u8 *data, size_t len, 248d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt int rx_freq); 258d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtstatic void p2p_process_presence_resp(struct p2p_data *p2p, const u8 *da, 268d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt const u8 *sa, const u8 *data, 278d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt size_t len); 288d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtstatic void p2p_ext_listen_timeout(void *eloop_ctx, void *timeout_ctx); 298d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtstatic void p2p_scan_timeout(void *eloop_ctx, void *timeout_ctx); 308d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 318d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 328d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt/* 338d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * p2p_scan recovery timeout 348d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * 358d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * Many drivers are using 30 second timeout on scan results. Allow a bit larger 368d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * timeout for this to avoid hitting P2P timeout unnecessarily. 378d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt */ 388d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#define P2P_SCAN_TIMEOUT 35 398d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 408d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt/** 418d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * P2P_PEER_EXPIRATION_AGE - Number of seconds after which inactive peer 428d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * entries will be removed 438d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt */ 442093d0658d2f0f8b5a98df7accc97fff3b2bb7d5Dmitry Shmidt#ifndef P2P_PEER_EXPIRATION_AGE 452093d0658d2f0f8b5a98df7accc97fff3b2bb7d5Dmitry Shmidt#define P2P_PEER_EXPIRATION_AGE 60 461846323989242844f0e857458a8939fa5836429cDmitry Shmidt#endif /* P2P_PEER_EXPIRATION_AGE */ 478d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 488d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#define P2P_PEER_EXPIRATION_INTERVAL (P2P_PEER_EXPIRATION_AGE / 2) 498d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 508d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtstatic void p2p_expire_peers(struct p2p_data *p2p) 518d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 528d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt struct p2p_device *dev, *n; 53fb79edc9df1f20461e90e478363d207348213d35Dmitry Shmidt struct os_reltime now; 54c5ec7f57ead87efa365800228aa0b09a12d9e6c4Dmitry Shmidt size_t i; 558d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 56fb79edc9df1f20461e90e478363d207348213d35Dmitry Shmidt os_get_reltime(&now); 578d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt dl_list_for_each_safe(dev, n, &p2p->devices, struct p2p_device, list) { 588d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (dev->last_seen.sec + P2P_PEER_EXPIRATION_AGE >= now.sec) 598d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt continue; 60c5ec7f57ead87efa365800228aa0b09a12d9e6c4Dmitry Shmidt 619e3f8ee32a0c11c56b11985805b5492d04886a99Dmitry Shmidt if (dev == p2p->go_neg_peer) { 629e3f8ee32a0c11c56b11985805b5492d04886a99Dmitry Shmidt /* 639e3f8ee32a0c11c56b11985805b5492d04886a99Dmitry Shmidt * GO Negotiation is in progress with the peer, so 649e3f8ee32a0c11c56b11985805b5492d04886a99Dmitry Shmidt * don't expire the peer entry until GO Negotiation 659e3f8ee32a0c11c56b11985805b5492d04886a99Dmitry Shmidt * fails or times out. 669e3f8ee32a0c11c56b11985805b5492d04886a99Dmitry Shmidt */ 679e3f8ee32a0c11c56b11985805b5492d04886a99Dmitry Shmidt continue; 689e3f8ee32a0c11c56b11985805b5492d04886a99Dmitry Shmidt } 699e3f8ee32a0c11c56b11985805b5492d04886a99Dmitry Shmidt 70c5ec7f57ead87efa365800228aa0b09a12d9e6c4Dmitry Shmidt if (p2p->cfg->go_connected && 71c5ec7f57ead87efa365800228aa0b09a12d9e6c4Dmitry Shmidt p2p->cfg->go_connected(p2p->cfg->cb_ctx, 72c5ec7f57ead87efa365800228aa0b09a12d9e6c4Dmitry Shmidt dev->info.p2p_device_addr)) { 73c5ec7f57ead87efa365800228aa0b09a12d9e6c4Dmitry Shmidt /* 74c5ec7f57ead87efa365800228aa0b09a12d9e6c4Dmitry Shmidt * We are connected as a client to a group in which the 75c5ec7f57ead87efa365800228aa0b09a12d9e6c4Dmitry Shmidt * peer is the GO, so do not expire the peer entry. 76c5ec7f57ead87efa365800228aa0b09a12d9e6c4Dmitry Shmidt */ 77fb79edc9df1f20461e90e478363d207348213d35Dmitry Shmidt os_get_reltime(&dev->last_seen); 78c5ec7f57ead87efa365800228aa0b09a12d9e6c4Dmitry Shmidt continue; 79c5ec7f57ead87efa365800228aa0b09a12d9e6c4Dmitry Shmidt } 80c5ec7f57ead87efa365800228aa0b09a12d9e6c4Dmitry Shmidt 81c5ec7f57ead87efa365800228aa0b09a12d9e6c4Dmitry Shmidt for (i = 0; i < p2p->num_groups; i++) { 82c5ec7f57ead87efa365800228aa0b09a12d9e6c4Dmitry Shmidt if (p2p_group_is_client_connected( 83c5ec7f57ead87efa365800228aa0b09a12d9e6c4Dmitry Shmidt p2p->groups[i], dev->info.p2p_device_addr)) 84c5ec7f57ead87efa365800228aa0b09a12d9e6c4Dmitry Shmidt break; 85c5ec7f57ead87efa365800228aa0b09a12d9e6c4Dmitry Shmidt } 86c5ec7f57ead87efa365800228aa0b09a12d9e6c4Dmitry Shmidt if (i < p2p->num_groups) { 87c5ec7f57ead87efa365800228aa0b09a12d9e6c4Dmitry Shmidt /* 88c5ec7f57ead87efa365800228aa0b09a12d9e6c4Dmitry Shmidt * The peer is connected as a client in a group where 89c5ec7f57ead87efa365800228aa0b09a12d9e6c4Dmitry Shmidt * we are the GO, so do not expire the peer entry. 90c5ec7f57ead87efa365800228aa0b09a12d9e6c4Dmitry Shmidt */ 91fb79edc9df1f20461e90e478363d207348213d35Dmitry Shmidt os_get_reltime(&dev->last_seen); 92c5ec7f57ead87efa365800228aa0b09a12d9e6c4Dmitry Shmidt continue; 93c5ec7f57ead87efa365800228aa0b09a12d9e6c4Dmitry Shmidt } 94c5ec7f57ead87efa365800228aa0b09a12d9e6c4Dmitry Shmidt 95b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt p2p_dbg(p2p, "Expiring old peer entry " MACSTR, 96b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt MAC2STR(dev->info.p2p_device_addr)); 978d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt dl_list_del(&dev->list); 988d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_device_free(p2p, dev); 998d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 1008d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 1018d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 1028d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 1038d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtstatic void p2p_expiration_timeout(void *eloop_ctx, void *timeout_ctx) 1048d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 1058d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt struct p2p_data *p2p = eloop_ctx; 1068d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_expire_peers(p2p); 1078d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt eloop_register_timeout(P2P_PEER_EXPIRATION_INTERVAL, 0, 1088d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_expiration_timeout, p2p, NULL); 1098d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 1108d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 1118d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 1128d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtstatic const char * p2p_state_txt(int state) 1138d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 1148d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt switch (state) { 1158d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt case P2P_IDLE: 1168d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return "IDLE"; 1178d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt case P2P_SEARCH: 1188d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return "SEARCH"; 1198d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt case P2P_CONNECT: 1208d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return "CONNECT"; 1218d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt case P2P_CONNECT_LISTEN: 1228d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return "CONNECT_LISTEN"; 1238d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt case P2P_GO_NEG: 1248d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return "GO_NEG"; 1258d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt case P2P_LISTEN_ONLY: 1268d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return "LISTEN_ONLY"; 1278d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt case P2P_WAIT_PEER_CONNECT: 1288d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return "WAIT_PEER_CONNECT"; 1298d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt case P2P_WAIT_PEER_IDLE: 1308d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return "WAIT_PEER_IDLE"; 1318d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt case P2P_SD_DURING_FIND: 1328d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return "SD_DURING_FIND"; 1338d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt case P2P_PROVISIONING: 1348d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return "PROVISIONING"; 1358d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt case P2P_PD_DURING_FIND: 1368d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return "PD_DURING_FIND"; 1378d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt case P2P_INVITE: 1388d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return "INVITE"; 1398d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt case P2P_INVITE_LISTEN: 1408d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return "INVITE_LISTEN"; 1418d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt default: 1428d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return "?"; 1438d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 1448d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 1458d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 1468d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 147b7b4d0ec07161a6d76c40ba7ef1306e82fbb7e15Dmitry Shmidtconst char * p2p_get_state_txt(struct p2p_data *p2p) 148b7b4d0ec07161a6d76c40ba7ef1306e82fbb7e15Dmitry Shmidt{ 149b7b4d0ec07161a6d76c40ba7ef1306e82fbb7e15Dmitry Shmidt return p2p_state_txt(p2p->state); 150b7b4d0ec07161a6d76c40ba7ef1306e82fbb7e15Dmitry Shmidt} 151b7b4d0ec07161a6d76c40ba7ef1306e82fbb7e15Dmitry Shmidt 152b7b4d0ec07161a6d76c40ba7ef1306e82fbb7e15Dmitry Shmidt 1531f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidtu16 p2p_get_provisioning_info(struct p2p_data *p2p, const u8 *addr) 1541f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt{ 1551f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt struct p2p_device *dev = NULL; 1561f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt 1571f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt if (!addr || !p2p) 1581f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt return 0; 1591f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt 1601f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt dev = p2p_get_device(p2p, addr); 1611f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt if (dev) 1621f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt return dev->wps_prov_info; 1631f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt else 1641f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt return 0; 1651f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt} 1661f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt 1671f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt 16804949598a23f501be6eec21697465fd46a28840aDmitry Shmidtvoid p2p_clear_provisioning_info(struct p2p_data *p2p, const u8 *addr) 1691f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt{ 1701f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt struct p2p_device *dev = NULL; 1711f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt 17204949598a23f501be6eec21697465fd46a28840aDmitry Shmidt if (!addr || !p2p) 1731f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt return; 1741f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt 17504949598a23f501be6eec21697465fd46a28840aDmitry Shmidt dev = p2p_get_device(p2p, addr); 1761f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt if (dev) 1771f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt dev->wps_prov_info = 0; 1781f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt} 1791f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt 1801f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt 1818d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtvoid p2p_set_state(struct p2p_data *p2p, int new_state) 1828d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 183b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt p2p_dbg(p2p, "State %s -> %s", 1848d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_state_txt(p2p->state), p2p_state_txt(new_state)); 1858d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->state = new_state; 1868d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 1878d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 1888d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 1898d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtvoid p2p_set_timeout(struct p2p_data *p2p, unsigned int sec, unsigned int usec) 1908d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 191b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt p2p_dbg(p2p, "Set timeout (state=%s): %u.%06u sec", 1928d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_state_txt(p2p->state), sec, usec); 1938d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt eloop_cancel_timeout(p2p_state_timeout, p2p, NULL); 1948d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt eloop_register_timeout(sec, usec, p2p_state_timeout, p2p, NULL); 1958d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 1968d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 1978d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 1988d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtvoid p2p_clear_timeout(struct p2p_data *p2p) 1998d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 200b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt p2p_dbg(p2p, "Clear timeout (state=%s)", p2p_state_txt(p2p->state)); 2018d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt eloop_cancel_timeout(p2p_state_timeout, p2p, NULL); 2028d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 2038d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 2048d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 2058d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtvoid p2p_go_neg_failed(struct p2p_data *p2p, struct p2p_device *peer, 2068d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt int status) 2078d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 2088d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt struct p2p_go_neg_results res; 2098d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_clear_timeout(p2p); 2108d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_set_state(p2p, P2P_IDLE); 2118c65289885e84727226d81b3d32856f79c31ee5fDmitry Shmidt if (p2p->go_neg_peer) { 2128c65289885e84727226d81b3d32856f79c31ee5fDmitry Shmidt p2p->go_neg_peer->flags &= ~P2P_DEV_PEER_WAITING_RESPONSE; 2131f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt p2p->go_neg_peer->wps_method = WPS_NOT_READY; 214cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt p2p->go_neg_peer->oob_pw_id = 0; 2158c65289885e84727226d81b3d32856f79c31ee5fDmitry Shmidt } 2168d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->go_neg_peer = NULL; 2178d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 2188d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_memset(&res, 0, sizeof(res)); 2198d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt res.status = status; 2208d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (peer) { 221413dde71f7bc166de54229f337c24b61f4d909fdDmitry Shmidt wpabuf_free(peer->go_neg_conf); 222413dde71f7bc166de54229f337c24b61f4d909fdDmitry Shmidt peer->go_neg_conf = NULL; 2238d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_memcpy(res.peer_device_addr, peer->info.p2p_device_addr, 2248d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt ETH_ALEN); 2258d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_memcpy(res.peer_interface_addr, peer->intended_addr, 2268d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt ETH_ALEN); 2278d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 2288d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->cfg->go_neg_completed(p2p->cfg->cb_ctx, &res); 2298d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 2308d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 2318d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 232d5e4923d04122f81300fa68fb07d64ede28fd44dDmitry Shmidtstatic void p2p_listen_in_find(struct p2p_data *p2p, int dev_disc) 2338d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 2348d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt unsigned int r, tu; 2358d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt int freq; 2368d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt struct wpabuf *ies; 2378d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 238b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt p2p_dbg(p2p, "Starting short listen state (state=%s)", 2398d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_state_txt(p2p->state)); 2408d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 2414b06059785b935dd1f4f09314e4e12c417d2c6a4Dmitry Shmidt freq = p2p_channel_to_freq(p2p->cfg->reg_class, p2p->cfg->channel); 2428d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (freq < 0) { 243b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt p2p_dbg(p2p, "Unknown regulatory class/channel"); 2448d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return; 2458d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 2468d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 2478d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_get_random((u8 *) &r, sizeof(r)); 2488d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt tu = (r % ((p2p->max_disc_int - p2p->min_disc_int) + 1) + 2498d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->min_disc_int) * 100; 250d5e4923d04122f81300fa68fb07d64ede28fd44dDmitry Shmidt if (p2p->max_disc_tu >= 0 && tu > (unsigned int) p2p->max_disc_tu) 251d5e4923d04122f81300fa68fb07d64ede28fd44dDmitry Shmidt tu = p2p->max_disc_tu; 252d5e4923d04122f81300fa68fb07d64ede28fd44dDmitry Shmidt if (!dev_disc && tu < 100) 253d5e4923d04122f81300fa68fb07d64ede28fd44dDmitry Shmidt tu = 100; /* Need to wait in non-device discovery use cases */ 254d5e4923d04122f81300fa68fb07d64ede28fd44dDmitry Shmidt if (p2p->cfg->max_listen && 1024 * tu / 1000 > p2p->cfg->max_listen) 255d5e4923d04122f81300fa68fb07d64ede28fd44dDmitry Shmidt tu = p2p->cfg->max_listen * 1000 / 1024; 256d5e4923d04122f81300fa68fb07d64ede28fd44dDmitry Shmidt 257d5e4923d04122f81300fa68fb07d64ede28fd44dDmitry Shmidt if (tu == 0) { 258b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt p2p_dbg(p2p, "Skip listen state since duration was 0 TU"); 259d5e4923d04122f81300fa68fb07d64ede28fd44dDmitry Shmidt p2p_set_timeout(p2p, 0, 0); 260d5e4923d04122f81300fa68fb07d64ede28fd44dDmitry Shmidt return; 261d5e4923d04122f81300fa68fb07d64ede28fd44dDmitry Shmidt } 2628d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 2638d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->pending_listen_freq = freq; 2648d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->pending_listen_sec = 0; 2658d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->pending_listen_usec = 1024 * tu; 2668d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 2678d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt ies = p2p_build_probe_resp_ies(p2p); 2688d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (ies == NULL) 2698d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return; 2708d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 2718d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (p2p->cfg->start_listen(p2p->cfg->cb_ctx, freq, 1024 * tu / 1000, 2728d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt ies) < 0) { 273b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt p2p_dbg(p2p, "Failed to start listen mode"); 2748d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->pending_listen_freq = 0; 2758d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 2768d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpabuf_free(ies); 2778d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 2788d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 2798d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 2808d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtint p2p_listen(struct p2p_data *p2p, unsigned int timeout) 2818d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 2828d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt int freq; 2838d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt struct wpabuf *ies; 2848d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 285b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt p2p_dbg(p2p, "Going to listen(only) state"); 2868d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 2874b06059785b935dd1f4f09314e4e12c417d2c6a4Dmitry Shmidt freq = p2p_channel_to_freq(p2p->cfg->reg_class, p2p->cfg->channel); 2888d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (freq < 0) { 289b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt p2p_dbg(p2p, "Unknown regulatory class/channel"); 2908d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return -1; 2918d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 2928d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 2938d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->pending_listen_freq = freq; 2948d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->pending_listen_sec = timeout / 1000; 2958d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->pending_listen_usec = (timeout % 1000) * 1000; 2968d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 2978d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (p2p->p2p_scan_running) { 29804949598a23f501be6eec21697465fd46a28840aDmitry Shmidt if (p2p->start_after_scan == P2P_AFTER_SCAN_CONNECT) { 299b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt p2p_dbg(p2p, "p2p_scan running - connect is already pending - skip listen"); 3001f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt return 0; 3011f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt } 302b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt p2p_dbg(p2p, "p2p_scan running - delay start of listen state"); 3038d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->start_after_scan = P2P_AFTER_SCAN_LISTEN; 3048d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return 0; 3058d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 3068d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 3078d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt ies = p2p_build_probe_resp_ies(p2p); 3088d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (ies == NULL) 3098d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return -1; 3108d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 3118d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (p2p->cfg->start_listen(p2p->cfg->cb_ctx, freq, timeout, ies) < 0) { 312b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt p2p_dbg(p2p, "Failed to start listen mode"); 3138d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->pending_listen_freq = 0; 3148d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpabuf_free(ies); 3158d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return -1; 3168d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 3178d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpabuf_free(ies); 3188d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 3198d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_set_state(p2p, P2P_LISTEN_ONLY); 3208d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 3218d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return 0; 3228d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 3238d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 3248d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 3258d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtstatic void p2p_device_clear_reported(struct p2p_data *p2p) 3268d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 3278d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt struct p2p_device *dev; 3288d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt dl_list_for_each(dev, &p2p->devices, struct p2p_device, list) 3298d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt dev->flags &= ~P2P_DEV_REPORTED; 3308d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 3318d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 3328d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 3338d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt/** 3348d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * p2p_get_device - Fetch a peer entry 3358d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * @p2p: P2P module context from p2p_init() 3368d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * @addr: P2P Device Address of the peer 3378d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * Returns: Pointer to the device entry or %NULL if not found 3388d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt */ 3398d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtstruct p2p_device * p2p_get_device(struct p2p_data *p2p, const u8 *addr) 3408d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 3418d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt struct p2p_device *dev; 3428d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt dl_list_for_each(dev, &p2p->devices, struct p2p_device, list) { 3438d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (os_memcmp(dev->info.p2p_device_addr, addr, ETH_ALEN) == 0) 3448d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return dev; 3458d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 3468d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return NULL; 3478d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 3488d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 3498d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 3508d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt/** 3518d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * p2p_get_device_interface - Fetch a peer entry based on P2P Interface Address 3528d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * @p2p: P2P module context from p2p_init() 3538d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * @addr: P2P Interface Address of the peer 3548d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * Returns: Pointer to the device entry or %NULL if not found 3558d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt */ 3568d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtstruct p2p_device * p2p_get_device_interface(struct p2p_data *p2p, 3578d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt const u8 *addr) 3588d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 3598d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt struct p2p_device *dev; 3608d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt dl_list_for_each(dev, &p2p->devices, struct p2p_device, list) { 3618d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (os_memcmp(dev->interface_addr, addr, ETH_ALEN) == 0) 3628d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return dev; 3638d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 3648d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return NULL; 3658d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 3668d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 3678d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 3688d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt/** 3698d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * p2p_create_device - Create a peer entry 3708d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * @p2p: P2P module context from p2p_init() 3718d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * @addr: P2P Device Address of the peer 3728d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * Returns: Pointer to the device entry or %NULL on failure 3738d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * 3748d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * If there is already an entry for the peer, it will be returned instead of 3758d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * creating a new one. 3768d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt */ 3778d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtstatic struct p2p_device * p2p_create_device(struct p2p_data *p2p, 3788d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt const u8 *addr) 3798d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 3808d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt struct p2p_device *dev, *oldest = NULL; 3818d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt size_t count = 0; 3828d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 3838d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt dev = p2p_get_device(p2p, addr); 3848d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (dev) 3858d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return dev; 3868d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 3878d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt dl_list_for_each(dev, &p2p->devices, struct p2p_device, list) { 3888d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt count++; 3898d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (oldest == NULL || 390fb79edc9df1f20461e90e478363d207348213d35Dmitry Shmidt os_reltime_before(&dev->last_seen, &oldest->last_seen)) 3918d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt oldest = dev; 3928d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 3938d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (count + 1 > p2p->cfg->max_peers && oldest) { 394b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt p2p_dbg(p2p, "Remove oldest peer entry to make room for a new peer"); 3958d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt dl_list_del(&oldest->list); 3968d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_device_free(p2p, oldest); 3978d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 3988d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 3998d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt dev = os_zalloc(sizeof(*dev)); 4008d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (dev == NULL) 4018d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return NULL; 4028d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt dl_list_add(&p2p->devices, &dev->list); 4038d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_memcpy(dev->info.p2p_device_addr, addr, ETH_ALEN); 4048d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 4058d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return dev; 4068d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 4078d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 4088d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 4098d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtstatic void p2p_copy_client_info(struct p2p_device *dev, 4108d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt struct p2p_client_info *cli) 4118d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 4128d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_memcpy(dev->info.device_name, cli->dev_name, cli->dev_name_len); 4138d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt dev->info.device_name[cli->dev_name_len] = '\0'; 4148d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt dev->info.dev_capab = cli->dev_capab; 4158d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt dev->info.config_methods = cli->config_methods; 4168d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_memcpy(dev->info.pri_dev_type, cli->pri_dev_type, 8); 4178d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt dev->info.wps_sec_dev_type_list_len = 8 * cli->num_sec_dev_types; 4188d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_memcpy(dev->info.wps_sec_dev_type_list, cli->sec_dev_types, 4198d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt dev->info.wps_sec_dev_type_list_len); 4208d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 4218d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 4228d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 4238d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtstatic int p2p_add_group_clients(struct p2p_data *p2p, const u8 *go_dev_addr, 4248d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt const u8 *go_interface_addr, int freq, 4258d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt const u8 *gi, size_t gi_len) 4268d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 4278d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt struct p2p_group_info info; 4288d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt size_t c; 4298d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt struct p2p_device *dev; 4308d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 4318d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (gi == NULL) 4328d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return 0; 4338d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 4348d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (p2p_group_info_parse(gi, gi_len, &info) < 0) 4358d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return -1; 4368d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 4378d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt /* 4388d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * Clear old data for this group; if the devices are still in the 4398d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * group, the information will be restored in the loop following this. 4408d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt */ 4418d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt dl_list_for_each(dev, &p2p->devices, struct p2p_device, list) { 4421f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt if (os_memcmp(dev->member_in_go_iface, go_interface_addr, 4438d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt ETH_ALEN) == 0) { 4448d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_memset(dev->member_in_go_iface, 0, ETH_ALEN); 4458d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_memset(dev->member_in_go_dev, 0, ETH_ALEN); 4468d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 4478d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 4488d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 4498d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt for (c = 0; c < info.num_clients; c++) { 4508d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt struct p2p_client_info *cli = &info.client[c]; 4511f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt if (os_memcmp(cli->p2p_device_addr, p2p->cfg->dev_addr, 4521f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt ETH_ALEN) == 0) 4531f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt continue; /* ignore our own entry */ 4548d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt dev = p2p_get_device(p2p, cli->p2p_device_addr); 4558d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (dev) { 4568d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (dev->flags & (P2P_DEV_GROUP_CLIENT_ONLY | 45704949598a23f501be6eec21697465fd46a28840aDmitry Shmidt P2P_DEV_PROBE_REQ_ONLY)) { 45804949598a23f501be6eec21697465fd46a28840aDmitry Shmidt /* 45904949598a23f501be6eec21697465fd46a28840aDmitry Shmidt * Update information since we have not 46004949598a23f501be6eec21697465fd46a28840aDmitry Shmidt * received this directly from the client. 46104949598a23f501be6eec21697465fd46a28840aDmitry Shmidt */ 4628d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_copy_client_info(dev, cli); 46304949598a23f501be6eec21697465fd46a28840aDmitry Shmidt } else { 46404949598a23f501be6eec21697465fd46a28840aDmitry Shmidt /* 46504949598a23f501be6eec21697465fd46a28840aDmitry Shmidt * Need to update P2P Client Discoverability 46604949598a23f501be6eec21697465fd46a28840aDmitry Shmidt * flag since it is valid only in P2P Group 46704949598a23f501be6eec21697465fd46a28840aDmitry Shmidt * Info attribute. 46804949598a23f501be6eec21697465fd46a28840aDmitry Shmidt */ 46904949598a23f501be6eec21697465fd46a28840aDmitry Shmidt dev->info.dev_capab &= 47004949598a23f501be6eec21697465fd46a28840aDmitry Shmidt ~P2P_DEV_CAPAB_CLIENT_DISCOVERABILITY; 47104949598a23f501be6eec21697465fd46a28840aDmitry Shmidt dev->info.dev_capab |= 47204949598a23f501be6eec21697465fd46a28840aDmitry Shmidt cli->dev_capab & 47304949598a23f501be6eec21697465fd46a28840aDmitry Shmidt P2P_DEV_CAPAB_CLIENT_DISCOVERABILITY; 47404949598a23f501be6eec21697465fd46a28840aDmitry Shmidt } 4758d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (dev->flags & P2P_DEV_PROBE_REQ_ONLY) { 4768d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt dev->flags &= ~P2P_DEV_PROBE_REQ_ONLY; 4778d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 4788d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } else { 4798d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt dev = p2p_create_device(p2p, cli->p2p_device_addr); 4808d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (dev == NULL) 4818d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt continue; 4828d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt dev->flags |= P2P_DEV_GROUP_CLIENT_ONLY; 4838d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_copy_client_info(dev, cli); 4848d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt dev->oper_freq = freq; 4858d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->cfg->dev_found(p2p->cfg->cb_ctx, 4868d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt dev->info.p2p_device_addr, 4878d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt &dev->info, 1); 4888d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt dev->flags |= P2P_DEV_REPORTED | P2P_DEV_REPORTED_ONCE; 4898d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 4908d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 4918d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_memcpy(dev->interface_addr, cli->p2p_interface_addr, 4928d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt ETH_ALEN); 493fb79edc9df1f20461e90e478363d207348213d35Dmitry Shmidt os_get_reltime(&dev->last_seen); 4948d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_memcpy(dev->member_in_go_dev, go_dev_addr, ETH_ALEN); 4958d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_memcpy(dev->member_in_go_iface, go_interface_addr, 4968d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt ETH_ALEN); 4978d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 4988d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 4998d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return 0; 5008d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 5018d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 5028d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 503b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidtstatic void p2p_copy_wps_info(struct p2p_data *p2p, struct p2p_device *dev, 504b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt int probe_req, const struct p2p_message *msg) 5058d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 5068d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_memcpy(dev->info.device_name, msg->device_name, 5078d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt sizeof(dev->info.device_name)); 5088d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 5098d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (msg->manufacturer && 5108d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt msg->manufacturer_len < sizeof(dev->info.manufacturer)) { 5118d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_memset(dev->info.manufacturer, 0, 5128d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt sizeof(dev->info.manufacturer)); 5138d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_memcpy(dev->info.manufacturer, msg->manufacturer, 5148d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt msg->manufacturer_len); 5158d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 5168d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 5178d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (msg->model_name && 5188d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt msg->model_name_len < sizeof(dev->info.model_name)) { 5198d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_memset(dev->info.model_name, 0, 5208d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt sizeof(dev->info.model_name)); 5218d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_memcpy(dev->info.model_name, msg->model_name, 5228d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt msg->model_name_len); 5238d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 5248d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 5258d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (msg->model_number && 5268d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt msg->model_number_len < sizeof(dev->info.model_number)) { 5278d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_memset(dev->info.model_number, 0, 5288d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt sizeof(dev->info.model_number)); 5298d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_memcpy(dev->info.model_number, msg->model_number, 5308d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt msg->model_number_len); 5318d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 5328d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 5338d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (msg->serial_number && 5348d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt msg->serial_number_len < sizeof(dev->info.serial_number)) { 5358d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_memset(dev->info.serial_number, 0, 5368d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt sizeof(dev->info.serial_number)); 5378d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_memcpy(dev->info.serial_number, msg->serial_number, 5388d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt msg->serial_number_len); 5398d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 5408d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 5418d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (msg->pri_dev_type) 5428d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_memcpy(dev->info.pri_dev_type, msg->pri_dev_type, 5438d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt sizeof(dev->info.pri_dev_type)); 5448d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt else if (msg->wps_pri_dev_type) 5458d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_memcpy(dev->info.pri_dev_type, msg->wps_pri_dev_type, 5468d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt sizeof(dev->info.pri_dev_type)); 5478d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 5488d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (msg->wps_sec_dev_type_list) { 5498d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_memcpy(dev->info.wps_sec_dev_type_list, 5508d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt msg->wps_sec_dev_type_list, 5518d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt msg->wps_sec_dev_type_list_len); 5528d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt dev->info.wps_sec_dev_type_list_len = 5538d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt msg->wps_sec_dev_type_list_len; 5548d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 5558d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 5568d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (msg->capability) { 55704949598a23f501be6eec21697465fd46a28840aDmitry Shmidt /* 55804949598a23f501be6eec21697465fd46a28840aDmitry Shmidt * P2P Client Discoverability bit is reserved in all frames 55904949598a23f501be6eec21697465fd46a28840aDmitry Shmidt * that use this function, so do not change its value here. 56004949598a23f501be6eec21697465fd46a28840aDmitry Shmidt */ 56104949598a23f501be6eec21697465fd46a28840aDmitry Shmidt dev->info.dev_capab &= P2P_DEV_CAPAB_CLIENT_DISCOVERABILITY; 56204949598a23f501be6eec21697465fd46a28840aDmitry Shmidt dev->info.dev_capab |= msg->capability[0] & 56304949598a23f501be6eec21697465fd46a28840aDmitry Shmidt ~P2P_DEV_CAPAB_CLIENT_DISCOVERABILITY; 5648d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt dev->info.group_capab = msg->capability[1]; 5658d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 5668d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 5678d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (msg->ext_listen_timing) { 5688d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt dev->ext_listen_period = WPA_GET_LE16(msg->ext_listen_timing); 5698d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt dev->ext_listen_interval = 5708d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt WPA_GET_LE16(msg->ext_listen_timing + 2); 5718d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 57204949598a23f501be6eec21697465fd46a28840aDmitry Shmidt 5738d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (!probe_req) { 574f86232838cf712377867cb42417c1613ab5dc425Dmitry Shmidt u16 new_config_methods; 575f86232838cf712377867cb42417c1613ab5dc425Dmitry Shmidt new_config_methods = msg->config_methods ? 5768d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt msg->config_methods : msg->wps_config_methods; 577f86232838cf712377867cb42417c1613ab5dc425Dmitry Shmidt if (new_config_methods && 578f86232838cf712377867cb42417c1613ab5dc425Dmitry Shmidt dev->info.config_methods != new_config_methods) { 579b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt p2p_dbg(p2p, "Update peer " MACSTR 580b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt " config_methods 0x%x -> 0x%x", 581b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt MAC2STR(dev->info.p2p_device_addr), 582b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt dev->info.config_methods, 583b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt new_config_methods); 584f86232838cf712377867cb42417c1613ab5dc425Dmitry Shmidt dev->info.config_methods = new_config_methods; 585f86232838cf712377867cb42417c1613ab5dc425Dmitry Shmidt } 5868d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 5878d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 5888d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 5898d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 5908d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt/** 59104949598a23f501be6eec21697465fd46a28840aDmitry Shmidt * p2p_add_device - Add peer entries based on scan results or P2P frames 5928d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * @p2p: P2P module context from p2p_init() 5938d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * @addr: Source address of Beacon or Probe Response frame (may be either 5948d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * P2P Device Address or P2P Interface Address) 5958d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * @level: Signal level (signal strength of the received frame from the peer) 5968d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * @freq: Frequency on which the Beacon or Probe Response frame was received 597f86232838cf712377867cb42417c1613ab5dc425Dmitry Shmidt * @rx_time: Time when the result was received 5988d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * @ies: IEs from the Beacon or Probe Response frame 5998d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * @ies_len: Length of ies buffer in octets 60004949598a23f501be6eec21697465fd46a28840aDmitry Shmidt * @scan_res: Whether this was based on scan results 6018d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * Returns: 0 on success, -1 on failure 6028d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * 6038d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * If the scan result is for a GO, the clients in the group will also be added 6048d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * to the peer table. This function can also be used with some other frames 6058d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * like Provision Discovery Request that contains P2P Capability and P2P Device 6068d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * Info attributes. 6078d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt */ 608a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidtint p2p_add_device(struct p2p_data *p2p, const u8 *addr, int freq, 609fb79edc9df1f20461e90e478363d207348213d35Dmitry Shmidt struct os_reltime *rx_time, int level, const u8 *ies, 610a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt size_t ies_len, int scan_res) 6118d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 6128d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt struct p2p_device *dev; 6138d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt struct p2p_message msg; 6148d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt const u8 *p2p_dev_addr; 6158d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt int i; 616fb79edc9df1f20461e90e478363d207348213d35Dmitry Shmidt struct os_reltime time_now; 6178d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 6188d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_memset(&msg, 0, sizeof(msg)); 6198d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (p2p_parse_ies(ies, ies_len, &msg)) { 620b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt p2p_dbg(p2p, "Failed to parse P2P IE for a device entry"); 6218d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_parse_free(&msg); 6228d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return -1; 6238d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 6248d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 6258d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (msg.p2p_device_addr) 6268d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_dev_addr = msg.p2p_device_addr; 6278d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt else if (msg.device_id) 6288d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_dev_addr = msg.device_id; 6298d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt else { 630b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt p2p_dbg(p2p, "Ignore scan data without P2P Device Info or P2P Device Id"); 6318d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_parse_free(&msg); 6328d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return -1; 6338d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 6348d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 6358d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (!is_zero_ether_addr(p2p->peer_filter) && 6368d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_memcmp(p2p_dev_addr, p2p->peer_filter, ETH_ALEN) != 0) { 637b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt p2p_dbg(p2p, "Do not add peer filter for " MACSTR 638b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt " due to peer filter", MAC2STR(p2p_dev_addr)); 639a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt p2p_parse_free(&msg); 6408d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return 0; 6418d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 6428d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 6438d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt dev = p2p_create_device(p2p, p2p_dev_addr); 6448d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (dev == NULL) { 6458d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_parse_free(&msg); 6468d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return -1; 6478d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 648a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt 649f86232838cf712377867cb42417c1613ab5dc425Dmitry Shmidt if (rx_time == NULL) { 650fb79edc9df1f20461e90e478363d207348213d35Dmitry Shmidt os_get_reltime(&time_now); 651f86232838cf712377867cb42417c1613ab5dc425Dmitry Shmidt rx_time = &time_now; 652f86232838cf712377867cb42417c1613ab5dc425Dmitry Shmidt } 653a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt 654a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt /* 655a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt * Update the device entry only if the new peer 656a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt * entry is newer than the one previously stored. 657a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt */ 658f86232838cf712377867cb42417c1613ab5dc425Dmitry Shmidt if (dev->last_seen.sec > 0 && 659fb79edc9df1f20461e90e478363d207348213d35Dmitry Shmidt os_reltime_before(rx_time, &dev->last_seen)) { 660b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt p2p_dbg(p2p, "Do not update peer entry based on old frame (rx_time=%u.%06u last_seen=%u.%06u)", 661f86232838cf712377867cb42417c1613ab5dc425Dmitry Shmidt (unsigned int) rx_time->sec, 662f86232838cf712377867cb42417c1613ab5dc425Dmitry Shmidt (unsigned int) rx_time->usec, 663f86232838cf712377867cb42417c1613ab5dc425Dmitry Shmidt (unsigned int) dev->last_seen.sec, 664f86232838cf712377867cb42417c1613ab5dc425Dmitry Shmidt (unsigned int) dev->last_seen.usec); 665a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt p2p_parse_free(&msg); 666a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt return -1; 667a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt } 668a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt 669fb79edc9df1f20461e90e478363d207348213d35Dmitry Shmidt os_memcpy(&dev->last_seen, rx_time, sizeof(struct os_reltime)); 670a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt 6718d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt dev->flags &= ~(P2P_DEV_PROBE_REQ_ONLY | P2P_DEV_GROUP_CLIENT_ONLY); 6728d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 6738d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (os_memcmp(addr, p2p_dev_addr, ETH_ALEN) != 0) 6748d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_memcpy(dev->interface_addr, addr, ETH_ALEN); 6758d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (msg.ssid && 6768d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt (msg.ssid[1] != P2P_WILDCARD_SSID_LEN || 6778d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_memcmp(msg.ssid + 2, P2P_WILDCARD_SSID, P2P_WILDCARD_SSID_LEN) 6788d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt != 0)) { 6798d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_memcpy(dev->oper_ssid, msg.ssid + 2, msg.ssid[1]); 6808d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt dev->oper_ssid_len = msg.ssid[1]; 6818d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 6828d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 6838d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (freq >= 2412 && freq <= 2484 && msg.ds_params && 6848d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt *msg.ds_params >= 1 && *msg.ds_params <= 14) { 6858d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt int ds_freq; 6868d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (*msg.ds_params == 14) 6878d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt ds_freq = 2484; 6888d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt else 6898d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt ds_freq = 2407 + *msg.ds_params * 5; 6908d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (freq != ds_freq) { 691b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt p2p_dbg(p2p, "Update Listen frequency based on DS Parameter Set IE: %d -> %d MHz", 6928d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt freq, ds_freq); 6938d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt freq = ds_freq; 6948d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 6958d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 6968d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 69704949598a23f501be6eec21697465fd46a28840aDmitry Shmidt if (dev->listen_freq && dev->listen_freq != freq && scan_res) { 698b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt p2p_dbg(p2p, "Update Listen frequency based on scan results (" 699b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt MACSTR " %d -> %d MHz (DS param %d)", 7008d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt MAC2STR(dev->info.p2p_device_addr), dev->listen_freq, 7018d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt freq, msg.ds_params ? *msg.ds_params : -1); 7028d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 70304949598a23f501be6eec21697465fd46a28840aDmitry Shmidt if (scan_res) { 70404949598a23f501be6eec21697465fd46a28840aDmitry Shmidt dev->listen_freq = freq; 70504949598a23f501be6eec21697465fd46a28840aDmitry Shmidt if (msg.group_info) 70604949598a23f501be6eec21697465fd46a28840aDmitry Shmidt dev->oper_freq = freq; 70704949598a23f501be6eec21697465fd46a28840aDmitry Shmidt } 70875ecf5267604f166b85a7ee2cf0d9cb682966680Jouni Malinen dev->info.level = level; 7098d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 710b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt p2p_copy_wps_info(p2p, dev, 0, &msg); 7118d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 7128d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt for (i = 0; i < P2P_MAX_WPS_VENDOR_EXT; i++) { 7138d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpabuf_free(dev->info.wps_vendor_ext[i]); 7148d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt dev->info.wps_vendor_ext[i] = NULL; 7158d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 7168d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 7178d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt for (i = 0; i < P2P_MAX_WPS_VENDOR_EXT; i++) { 7188d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (msg.wps_vendor_ext[i] == NULL) 7198d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt break; 7208d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt dev->info.wps_vendor_ext[i] = wpabuf_alloc_copy( 7218d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt msg.wps_vendor_ext[i], msg.wps_vendor_ext_len[i]); 7228d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (dev->info.wps_vendor_ext[i] == NULL) 7238d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt break; 7248d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 7258d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 72661d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt if (msg.wfd_subelems) { 72761d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt wpabuf_free(dev->info.wfd_subelems); 72861d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt dev->info.wfd_subelems = wpabuf_dup(msg.wfd_subelems); 72961d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt } 73061d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt 73104949598a23f501be6eec21697465fd46a28840aDmitry Shmidt if (scan_res) { 73204949598a23f501be6eec21697465fd46a28840aDmitry Shmidt p2p_add_group_clients(p2p, p2p_dev_addr, addr, freq, 73304949598a23f501be6eec21697465fd46a28840aDmitry Shmidt msg.group_info, msg.group_info_len); 73404949598a23f501be6eec21697465fd46a28840aDmitry Shmidt } 7358d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 7368d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_parse_free(&msg); 7378d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 7388d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (dev->flags & P2P_DEV_REPORTED) 7398d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return 0; 7408d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 741b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt p2p_dbg(p2p, "Peer found with Listen frequency %d MHz (rx_time=%u.%06u)", 742b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt freq, (unsigned int) rx_time->sec, 743f86232838cf712377867cb42417c1613ab5dc425Dmitry Shmidt (unsigned int) rx_time->usec); 7448d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (dev->flags & P2P_DEV_USER_REJECTED) { 745b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt p2p_dbg(p2p, "Do not report rejected device"); 7468d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return 0; 7478d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 7488d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 749f86232838cf712377867cb42417c1613ab5dc425Dmitry Shmidt if (dev->info.config_methods == 0 && 750f86232838cf712377867cb42417c1613ab5dc425Dmitry Shmidt (freq == 2412 || freq == 2437 || freq == 2462)) { 751f86232838cf712377867cb42417c1613ab5dc425Dmitry Shmidt /* 752f86232838cf712377867cb42417c1613ab5dc425Dmitry Shmidt * If we have only seen a Beacon frame from a GO, we do not yet 753f86232838cf712377867cb42417c1613ab5dc425Dmitry Shmidt * know what WPS config methods it supports. Since some 754f86232838cf712377867cb42417c1613ab5dc425Dmitry Shmidt * applications use config_methods value from P2P-DEVICE-FOUND 755f86232838cf712377867cb42417c1613ab5dc425Dmitry Shmidt * events, postpone reporting this peer until we've fully 756f86232838cf712377867cb42417c1613ab5dc425Dmitry Shmidt * discovered its capabilities. 757f86232838cf712377867cb42417c1613ab5dc425Dmitry Shmidt * 758f86232838cf712377867cb42417c1613ab5dc425Dmitry Shmidt * At least for now, do this only if the peer was detected on 759f86232838cf712377867cb42417c1613ab5dc425Dmitry Shmidt * one of the social channels since that peer can be easily be 760f86232838cf712377867cb42417c1613ab5dc425Dmitry Shmidt * found again and there are no limitations of having to use 761f86232838cf712377867cb42417c1613ab5dc425Dmitry Shmidt * passive scan on this channels, so this can be done through 762f86232838cf712377867cb42417c1613ab5dc425Dmitry Shmidt * Probe Response frame that includes the config_methods 763f86232838cf712377867cb42417c1613ab5dc425Dmitry Shmidt * information. 764f86232838cf712377867cb42417c1613ab5dc425Dmitry Shmidt */ 765b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt p2p_dbg(p2p, "Do not report peer " MACSTR 766b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt " with unknown config methods", MAC2STR(addr)); 767f86232838cf712377867cb42417c1613ab5dc425Dmitry Shmidt return 0; 768f86232838cf712377867cb42417c1613ab5dc425Dmitry Shmidt } 769f86232838cf712377867cb42417c1613ab5dc425Dmitry Shmidt 7708d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->cfg->dev_found(p2p->cfg->cb_ctx, addr, &dev->info, 7718d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt !(dev->flags & P2P_DEV_REPORTED_ONCE)); 7728d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt dev->flags |= P2P_DEV_REPORTED | P2P_DEV_REPORTED_ONCE; 7738d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 7748d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return 0; 7758d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 7768d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 7778d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 7788d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtstatic void p2p_device_free(struct p2p_data *p2p, struct p2p_device *dev) 7798d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 7808d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt int i; 7818d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 782497c1d5e50162d6b3c1cce5dbd9c5fd9da69aaefDmitry Shmidt if (p2p->go_neg_peer == dev) { 7831f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt /* 7841f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt * If GO Negotiation is in progress, report that it has failed. 7851f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt */ 786497c1d5e50162d6b3c1cce5dbd9c5fd9da69aaefDmitry Shmidt p2p_go_neg_failed(p2p, dev, -1); 7878d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->go_neg_peer = NULL; 788497c1d5e50162d6b3c1cce5dbd9c5fd9da69aaefDmitry Shmidt } 7898d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (p2p->invite_peer == dev) 7908d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->invite_peer = NULL; 7918d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (p2p->sd_peer == dev) 7928d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->sd_peer = NULL; 7938d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (p2p->pending_client_disc_go == dev) 7948d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->pending_client_disc_go = NULL; 7958d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 796c55524ad84d13014e8019491c2b17e5dcf13545aDmitry Shmidt /* dev_lost() device, but only if it was previously dev_found() */ 797c55524ad84d13014e8019491c2b17e5dcf13545aDmitry Shmidt if (dev->flags & P2P_DEV_REPORTED_ONCE) 798c55524ad84d13014e8019491c2b17e5dcf13545aDmitry Shmidt p2p->cfg->dev_lost(p2p->cfg->cb_ctx, 799c55524ad84d13014e8019491c2b17e5dcf13545aDmitry Shmidt dev->info.p2p_device_addr); 8008d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 8018d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt for (i = 0; i < P2P_MAX_WPS_VENDOR_EXT; i++) { 8028d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpabuf_free(dev->info.wps_vendor_ext[i]); 8038d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt dev->info.wps_vendor_ext[i] = NULL; 8048d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 8058d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 80661d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt wpabuf_free(dev->info.wfd_subelems); 807413dde71f7bc166de54229f337c24b61f4d909fdDmitry Shmidt wpabuf_free(dev->go_neg_conf); 80861d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt 8098d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_free(dev); 8108d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 8118d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 8128d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 8138d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtstatic int p2p_get_next_prog_freq(struct p2p_data *p2p) 8148d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 8158d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt struct p2p_channels *c; 8168d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt struct p2p_reg_class *cla; 8178d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt size_t cl, ch; 8188d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt int found = 0; 8198d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt u8 reg_class; 8208d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt u8 channel; 8218d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt int freq; 8228d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 8238d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt c = &p2p->cfg->channels; 8248d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt for (cl = 0; cl < c->reg_classes; cl++) { 8258d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt cla = &c->reg_class[cl]; 8268d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (cla->reg_class != p2p->last_prog_scan_class) 8278d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt continue; 8288d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt for (ch = 0; ch < cla->channels; ch++) { 8298d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (cla->channel[ch] == p2p->last_prog_scan_chan) { 8308d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt found = 1; 8318d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt break; 8328d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 8338d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 8348d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (found) 8358d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt break; 8368d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 8378d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 8388d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (!found) { 8398d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt /* Start from beginning */ 8408d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt reg_class = c->reg_class[0].reg_class; 8418d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt channel = c->reg_class[0].channel[0]; 8428d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } else { 8438d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt /* Pick the next channel */ 8448d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt ch++; 8458d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (ch == cla->channels) { 8468d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt cl++; 8478d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (cl == c->reg_classes) 8488d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt cl = 0; 8498d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt ch = 0; 8508d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 8518d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt reg_class = c->reg_class[cl].reg_class; 8528d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt channel = c->reg_class[cl].channel[ch]; 8538d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 8548d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 8554b06059785b935dd1f4f09314e4e12c417d2c6a4Dmitry Shmidt freq = p2p_channel_to_freq(reg_class, channel); 856b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt p2p_dbg(p2p, "Next progressive search channel: reg_class %u channel %u -> %d MHz", 8578d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt reg_class, channel, freq); 8588d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->last_prog_scan_class = reg_class; 8598d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->last_prog_scan_chan = channel; 8608d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 8618d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (freq == 2412 || freq == 2437 || freq == 2462) 8628d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return 0; /* No need to add social channels */ 8638d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return freq; 8648d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 8658d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 8668d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 8678d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtstatic void p2p_search(struct p2p_data *p2p) 8688d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 8698d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt int freq = 0; 8708d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt enum p2p_scan_type type; 87104949598a23f501be6eec21697465fd46a28840aDmitry Shmidt u16 pw_id = DEV_PW_DEFAULT; 87261d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt int res; 8738d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 8748d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (p2p->drv_in_listen) { 875b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt p2p_dbg(p2p, "Driver is still in Listen state - wait for it to end before continuing"); 8768d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return; 8778d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 8788d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->cfg->stop_listen(p2p->cfg->cb_ctx); 8798d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 88004949598a23f501be6eec21697465fd46a28840aDmitry Shmidt if (p2p->find_type == P2P_FIND_PROGRESSIVE && 88104949598a23f501be6eec21697465fd46a28840aDmitry Shmidt (freq = p2p_get_next_prog_freq(p2p)) > 0) { 8828d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt type = P2P_SCAN_SOCIAL_PLUS_ONE; 883b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt p2p_dbg(p2p, "Starting search (+ freq %u)", freq); 8848d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } else { 8858d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt type = P2P_SCAN_SOCIAL; 886b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt p2p_dbg(p2p, "Starting search"); 8878d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 8888d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 88961d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt res = p2p->cfg->p2p_scan(p2p->cfg->cb_ctx, type, freq, 89061d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt p2p->num_req_dev_types, p2p->req_dev_types, 89161d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt p2p->find_dev_id, pw_id); 89261d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt if (res < 0) { 893b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt p2p_dbg(p2p, "Scan request failed"); 8948d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_continue_find(p2p); 8958d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } else { 896b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt p2p_dbg(p2p, "Running p2p_scan"); 8978d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->p2p_scan_running = 1; 8988d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt eloop_cancel_timeout(p2p_scan_timeout, p2p, NULL); 8998d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt eloop_register_timeout(P2P_SCAN_TIMEOUT, 0, p2p_scan_timeout, 9008d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p, NULL); 9018d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 9028d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 9038d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 9048d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 9058d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtstatic void p2p_find_timeout(void *eloop_ctx, void *timeout_ctx) 9068d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 9078d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt struct p2p_data *p2p = eloop_ctx; 908b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt p2p_dbg(p2p, "Find timeout -> stop"); 9098d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_stop_find(p2p); 9108d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 9118d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 9128d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 9138d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtstatic int p2p_run_after_scan(struct p2p_data *p2p) 9148d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 9158d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt struct p2p_device *dev; 9168d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt enum p2p_after_scan op; 9178d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 9188d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (p2p->after_scan_tx) { 9198da800a193fb6f8832218715f82a7b4e2d2ad338Dmitry Shmidt p2p->after_scan_tx_in_progress = 1; 920b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt p2p_dbg(p2p, "Send pending Action frame at p2p_scan completion"); 9211f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt p2p->cfg->send_action(p2p->cfg->cb_ctx, 9221f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt p2p->after_scan_tx->freq, 9231f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt p2p->after_scan_tx->dst, 9241f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt p2p->after_scan_tx->src, 9251f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt p2p->after_scan_tx->bssid, 9261f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt (u8 *) (p2p->after_scan_tx + 1), 9271f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt p2p->after_scan_tx->len, 9281f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt p2p->after_scan_tx->wait_time); 9298d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_free(p2p->after_scan_tx); 9308d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->after_scan_tx = NULL; 9318d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return 1; 9328d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 9338d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 9348d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt op = p2p->start_after_scan; 9358d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->start_after_scan = P2P_AFTER_SCAN_NOTHING; 9368d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt switch (op) { 9378d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt case P2P_AFTER_SCAN_NOTHING: 9388d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt break; 9398d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt case P2P_AFTER_SCAN_LISTEN: 940b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt p2p_dbg(p2p, "Start previously requested Listen state"); 9418d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_listen(p2p, p2p->pending_listen_sec * 1000 + 9428d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->pending_listen_usec / 1000); 9438d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return 1; 9448d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt case P2P_AFTER_SCAN_CONNECT: 945b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt p2p_dbg(p2p, "Start previously requested connect with " MACSTR, 9468d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt MAC2STR(p2p->after_scan_peer)); 9478d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt dev = p2p_get_device(p2p, p2p->after_scan_peer); 9488d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (dev == NULL) { 949b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt p2p_dbg(p2p, "Peer not known anymore"); 9508d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt break; 9518d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 9528d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_connect_send(p2p, dev); 9538d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return 1; 9548d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 9558d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 9568d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return 0; 9578d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 9588d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 9598d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 9608d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtstatic void p2p_scan_timeout(void *eloop_ctx, void *timeout_ctx) 9618d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 9628d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt struct p2p_data *p2p = eloop_ctx; 9638d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt int running; 964b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt p2p_dbg(p2p, "p2p_scan timeout (running=%d)", p2p->p2p_scan_running); 9658d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt running = p2p->p2p_scan_running; 9668d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt /* Make sure we recover from missed scan results callback */ 9678d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->p2p_scan_running = 0; 9688d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 9698d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (running) 9708d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_run_after_scan(p2p); 9718d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 9728d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 9738d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 9748d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtstatic void p2p_free_req_dev_types(struct p2p_data *p2p) 9758d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 9768d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->num_req_dev_types = 0; 9778d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_free(p2p->req_dev_types); 9788d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->req_dev_types = NULL; 9798d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 9808d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 9818d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 9828d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtint p2p_find(struct p2p_data *p2p, unsigned int timeout, 9838d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt enum p2p_discovery_type type, 984c5ec7f57ead87efa365800228aa0b09a12d9e6c4Dmitry Shmidt unsigned int num_req_dev_types, const u8 *req_dev_types, 98561d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt const u8 *dev_id, unsigned int search_delay) 9868d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 9878d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt int res; 9888d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 989b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt p2p_dbg(p2p, "Starting find (type=%d)", type); 990fb79edc9df1f20461e90e478363d207348213d35Dmitry Shmidt os_get_reltime(&p2p->find_start); 9918d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (p2p->p2p_scan_running) { 992b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt p2p_dbg(p2p, "p2p_scan is already running"); 9938d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 9948d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 9958d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_free_req_dev_types(p2p); 9968d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (req_dev_types && num_req_dev_types) { 9978d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->req_dev_types = os_malloc(num_req_dev_types * 9988d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt WPS_DEV_TYPE_LEN); 9998d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (p2p->req_dev_types == NULL) 10008d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return -1; 10018d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_memcpy(p2p->req_dev_types, req_dev_types, 10028d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt num_req_dev_types * WPS_DEV_TYPE_LEN); 10038d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->num_req_dev_types = num_req_dev_types; 10048d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 10058d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 1006c5ec7f57ead87efa365800228aa0b09a12d9e6c4Dmitry Shmidt if (dev_id) { 1007c5ec7f57ead87efa365800228aa0b09a12d9e6c4Dmitry Shmidt os_memcpy(p2p->find_dev_id_buf, dev_id, ETH_ALEN); 1008c5ec7f57ead87efa365800228aa0b09a12d9e6c4Dmitry Shmidt p2p->find_dev_id = p2p->find_dev_id_buf; 1009c5ec7f57ead87efa365800228aa0b09a12d9e6c4Dmitry Shmidt } else 1010c5ec7f57ead87efa365800228aa0b09a12d9e6c4Dmitry Shmidt p2p->find_dev_id = NULL; 1011c5ec7f57ead87efa365800228aa0b09a12d9e6c4Dmitry Shmidt 10128d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->start_after_scan = P2P_AFTER_SCAN_NOTHING; 10138d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_clear_timeout(p2p); 10148d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->cfg->stop_listen(p2p->cfg->cb_ctx); 10158d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->find_type = type; 10168d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_device_clear_reported(p2p); 10178d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_set_state(p2p, P2P_SEARCH); 101861d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt p2p->search_delay = search_delay; 101961d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt p2p->in_search_delay = 0; 10208d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt eloop_cancel_timeout(p2p_find_timeout, p2p, NULL); 10211f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt p2p->last_p2p_find_timeout = timeout; 10228d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (timeout) 10238d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt eloop_register_timeout(timeout, 0, p2p_find_timeout, 10248d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p, NULL); 10258d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt switch (type) { 10268d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt case P2P_FIND_START_WITH_FULL: 10278d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt case P2P_FIND_PROGRESSIVE: 10288d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt res = p2p->cfg->p2p_scan(p2p->cfg->cb_ctx, P2P_SCAN_FULL, 0, 10298d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->num_req_dev_types, 103004949598a23f501be6eec21697465fd46a28840aDmitry Shmidt p2p->req_dev_types, dev_id, 103104949598a23f501be6eec21697465fd46a28840aDmitry Shmidt DEV_PW_DEFAULT); 10328d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt break; 10338d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt case P2P_FIND_ONLY_SOCIAL: 10348d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt res = p2p->cfg->p2p_scan(p2p->cfg->cb_ctx, P2P_SCAN_SOCIAL, 0, 10358d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->num_req_dev_types, 103604949598a23f501be6eec21697465fd46a28840aDmitry Shmidt p2p->req_dev_types, dev_id, 103704949598a23f501be6eec21697465fd46a28840aDmitry Shmidt DEV_PW_DEFAULT); 10388d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt break; 10398d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt default: 10408d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return -1; 10418d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 10428d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 10438d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (res == 0) { 1044b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt p2p_dbg(p2p, "Running p2p_scan"); 10458d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->p2p_scan_running = 1; 10468d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt eloop_cancel_timeout(p2p_scan_timeout, p2p, NULL); 10478d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt eloop_register_timeout(P2P_SCAN_TIMEOUT, 0, p2p_scan_timeout, 10488d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p, NULL); 1049fb79edc9df1f20461e90e478363d207348213d35Dmitry Shmidt } else if (p2p->p2p_scan_running) { 1050fb79edc9df1f20461e90e478363d207348213d35Dmitry Shmidt p2p_dbg(p2p, "Failed to start p2p_scan - another p2p_scan was already running"); 1051fb79edc9df1f20461e90e478363d207348213d35Dmitry Shmidt /* wait for the previous p2p_scan to complete */ 105296be6222df414a7dde5c5b1b72df22e67b1a77fcDmitry Shmidt res = 0; /* do not report failure */ 10538d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } else { 1054b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt p2p_dbg(p2p, "Failed to start p2p_scan"); 10551f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt p2p_set_state(p2p, P2P_IDLE); 10561f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt eloop_cancel_timeout(p2p_find_timeout, p2p, NULL); 10578d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 10588d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 10598d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return res; 10608d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 10618d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 10628d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 10638d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtvoid p2p_stop_find_for_freq(struct p2p_data *p2p, int freq) 10648d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 1065b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt p2p_dbg(p2p, "Stopping find"); 10668d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt eloop_cancel_timeout(p2p_find_timeout, p2p, NULL); 10678d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_clear_timeout(p2p); 1068fb79edc9df1f20461e90e478363d207348213d35Dmitry Shmidt if (p2p->state == P2P_SEARCH) 1069b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt p2p->cfg->find_stopped(p2p->cfg->cb_ctx); 10708d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_set_state(p2p, P2P_IDLE); 10718d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_free_req_dev_types(p2p); 10728d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->start_after_scan = P2P_AFTER_SCAN_NOTHING; 10738c65289885e84727226d81b3d32856f79c31ee5fDmitry Shmidt if (p2p->go_neg_peer) 10748c65289885e84727226d81b3d32856f79c31ee5fDmitry Shmidt p2p->go_neg_peer->flags &= ~P2P_DEV_PEER_WAITING_RESPONSE; 10758d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->go_neg_peer = NULL; 10768d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->sd_peer = NULL; 10778d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->invite_peer = NULL; 107804949598a23f501be6eec21697465fd46a28840aDmitry Shmidt p2p_stop_listen_for_freq(p2p, freq); 107904949598a23f501be6eec21697465fd46a28840aDmitry Shmidt} 108004949598a23f501be6eec21697465fd46a28840aDmitry Shmidt 108104949598a23f501be6eec21697465fd46a28840aDmitry Shmidt 108204949598a23f501be6eec21697465fd46a28840aDmitry Shmidtvoid p2p_stop_listen_for_freq(struct p2p_data *p2p, int freq) 108304949598a23f501be6eec21697465fd46a28840aDmitry Shmidt{ 10848d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (freq > 0 && p2p->drv_in_listen == freq && p2p->in_listen) { 1085b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt p2p_dbg(p2p, "Skip stop_listen since we are on correct channel for response"); 10868d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return; 10878d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 108804949598a23f501be6eec21697465fd46a28840aDmitry Shmidt if (p2p->in_listen) { 108904949598a23f501be6eec21697465fd46a28840aDmitry Shmidt p2p->in_listen = 0; 109004949598a23f501be6eec21697465fd46a28840aDmitry Shmidt p2p_clear_timeout(p2p); 109104949598a23f501be6eec21697465fd46a28840aDmitry Shmidt } 10921f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt if (p2p->drv_in_listen) { 10931f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt /* 10941f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt * The driver may not deliver callback to p2p_listen_end() 10951f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt * when the operation gets canceled, so clear the internal 10961f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt * variable that is tracking driver state. 10971f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt */ 1098b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt p2p_dbg(p2p, "Clear drv_in_listen (%d)", p2p->drv_in_listen); 10991f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt p2p->drv_in_listen = 0; 11001f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt } 11018d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->cfg->stop_listen(p2p->cfg->cb_ctx); 11028d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 11038d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 11048d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 1105391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidtvoid p2p_stop_listen(struct p2p_data *p2p) 1106391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt{ 1107391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt if (p2p->state != P2P_LISTEN_ONLY) { 1108391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt p2p_dbg(p2p, "Skip stop_listen since not in listen_only state."); 1109391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt return; 1110391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt } 1111391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt 1112391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt p2p_stop_listen_for_freq(p2p, 0); 1113391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt p2p_set_state(p2p, P2P_IDLE); 1114391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt} 1115391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt 1116391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt 11178d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtvoid p2p_stop_find(struct p2p_data *p2p) 11188d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 11198d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_stop_find_for_freq(p2p, 0); 11208d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 11218d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 11228d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 1123a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidtstatic int p2p_prepare_channel_pref(struct p2p_data *p2p, 1124a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt unsigned int force_freq, 112568d0e3ed07847339aedfac8e02f50db68c702e52Dmitry Shmidt unsigned int pref_freq, int go) 11268d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 1127a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt u8 op_class, op_channel; 1128a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt unsigned int freq = force_freq ? force_freq : pref_freq; 11298d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 113068d0e3ed07847339aedfac8e02f50db68c702e52Dmitry Shmidt p2p_dbg(p2p, "Prepare channel pref - force_freq=%u pref_freq=%u go=%d", 113168d0e3ed07847339aedfac8e02f50db68c702e52Dmitry Shmidt force_freq, pref_freq, go); 11324b06059785b935dd1f4f09314e4e12c417d2c6a4Dmitry Shmidt if (p2p_freq_to_channel(freq, &op_class, &op_channel) < 0) { 1133b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt p2p_dbg(p2p, "Unsupported frequency %u MHz", freq); 1134a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt return -1; 1135a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt } 1136a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt 113768d0e3ed07847339aedfac8e02f50db68c702e52Dmitry Shmidt if (!p2p_channels_includes(&p2p->cfg->channels, op_class, op_channel) && 113868d0e3ed07847339aedfac8e02f50db68c702e52Dmitry Shmidt (go || !p2p_channels_includes(&p2p->cfg->cli_channels, op_class, 113968d0e3ed07847339aedfac8e02f50db68c702e52Dmitry Shmidt op_channel))) { 1140b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt p2p_dbg(p2p, "Frequency %u MHz (oper_class %u channel %u) not allowed for P2P", 1141b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt freq, op_class, op_channel); 1142a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt return -1; 1143a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt } 1144a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt 1145a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt p2p->op_reg_class = op_class; 1146a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt p2p->op_channel = op_channel; 11478d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 1148a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt if (force_freq) { 1149a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt p2p->channels.reg_classes = 1; 1150a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt p2p->channels.reg_class[0].channels = 1; 1151a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt p2p->channels.reg_class[0].reg_class = p2p->op_reg_class; 1152a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt p2p->channels.reg_class[0].channel[0] = p2p->op_channel; 1153a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt } else { 11548d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_memcpy(&p2p->channels, &p2p->cfg->channels, 11558d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt sizeof(struct p2p_channels)); 11568d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 1157a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt 1158a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt return 0; 1159a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt} 1160a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt 1161a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt 1162a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidtstatic void p2p_prepare_channel_best(struct p2p_data *p2p) 1163a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt{ 1164a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt u8 op_class, op_channel; 1165a0d265f81180f341d22511538fa18166e1bbce9fDmitry Shmidt const int op_classes_5ghz[] = { 124, 115, 0 }; 1166a0d265f81180f341d22511538fa18166e1bbce9fDmitry Shmidt const int op_classes_ht40[] = { 126, 127, 116, 117, 0 }; 1167e0e48dc666fb14a7bb60264ca87463ba7bc1fe0bDmitry Shmidt const int op_classes_vht[] = { 128, 0 }; 1168a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt 1169b7b4d0ec07161a6d76c40ba7ef1306e82fbb7e15Dmitry Shmidt p2p_dbg(p2p, "Prepare channel best"); 1170b7b4d0ec07161a6d76c40ba7ef1306e82fbb7e15Dmitry Shmidt 1171a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt if (!p2p->cfg->cfg_op_channel && p2p->best_freq_overall > 0 && 1172a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt p2p_supported_freq(p2p, p2p->best_freq_overall) && 11734b06059785b935dd1f4f09314e4e12c417d2c6a4Dmitry Shmidt p2p_freq_to_channel(p2p->best_freq_overall, &op_class, &op_channel) 11744b06059785b935dd1f4f09314e4e12c417d2c6a4Dmitry Shmidt == 0) { 1175b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt p2p_dbg(p2p, "Select best overall channel as operating channel preference"); 1176a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt p2p->op_reg_class = op_class; 1177a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt p2p->op_channel = op_channel; 1178a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt } else if (!p2p->cfg->cfg_op_channel && p2p->best_freq_5 > 0 && 1179a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt p2p_supported_freq(p2p, p2p->best_freq_5) && 11804b06059785b935dd1f4f09314e4e12c417d2c6a4Dmitry Shmidt p2p_freq_to_channel(p2p->best_freq_5, &op_class, &op_channel) 11814b06059785b935dd1f4f09314e4e12c417d2c6a4Dmitry Shmidt == 0) { 1182b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt p2p_dbg(p2p, "Select best 5 GHz channel as operating channel preference"); 1183a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt p2p->op_reg_class = op_class; 1184a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt p2p->op_channel = op_channel; 1185a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt } else if (!p2p->cfg->cfg_op_channel && p2p->best_freq_24 > 0 && 1186a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt p2p_supported_freq(p2p, p2p->best_freq_24) && 11874b06059785b935dd1f4f09314e4e12c417d2c6a4Dmitry Shmidt p2p_freq_to_channel(p2p->best_freq_24, &op_class, 11884b06059785b935dd1f4f09314e4e12c417d2c6a4Dmitry Shmidt &op_channel) == 0) { 1189b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt p2p_dbg(p2p, "Select best 2.4 GHz channel as operating channel preference"); 1190a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt p2p->op_reg_class = op_class; 1191a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt p2p->op_channel = op_channel; 1192b7b4d0ec07161a6d76c40ba7ef1306e82fbb7e15Dmitry Shmidt } else if (p2p->cfg->num_pref_chan > 0 && 1193b7b4d0ec07161a6d76c40ba7ef1306e82fbb7e15Dmitry Shmidt p2p_channels_includes(&p2p->cfg->channels, 1194b7b4d0ec07161a6d76c40ba7ef1306e82fbb7e15Dmitry Shmidt p2p->cfg->pref_chan[0].op_class, 1195b7b4d0ec07161a6d76c40ba7ef1306e82fbb7e15Dmitry Shmidt p2p->cfg->pref_chan[0].chan)) { 1196b7b4d0ec07161a6d76c40ba7ef1306e82fbb7e15Dmitry Shmidt p2p_dbg(p2p, "Select first pref_chan entry as operating channel preference"); 1197b7b4d0ec07161a6d76c40ba7ef1306e82fbb7e15Dmitry Shmidt p2p->op_reg_class = p2p->cfg->pref_chan[0].op_class; 1198b7b4d0ec07161a6d76c40ba7ef1306e82fbb7e15Dmitry Shmidt p2p->op_channel = p2p->cfg->pref_chan[0].chan; 1199e0e48dc666fb14a7bb60264ca87463ba7bc1fe0bDmitry Shmidt } else if (p2p_channel_select(&p2p->cfg->channels, op_classes_vht, 1200e0e48dc666fb14a7bb60264ca87463ba7bc1fe0bDmitry Shmidt &p2p->op_reg_class, &p2p->op_channel) == 1201e0e48dc666fb14a7bb60264ca87463ba7bc1fe0bDmitry Shmidt 0) { 1202e0e48dc666fb14a7bb60264ca87463ba7bc1fe0bDmitry Shmidt p2p_dbg(p2p, "Select possible VHT channel (op_class %u channel %u) as operating channel preference", 1203e0e48dc666fb14a7bb60264ca87463ba7bc1fe0bDmitry Shmidt p2p->op_reg_class, p2p->op_channel); 1204e0e48dc666fb14a7bb60264ca87463ba7bc1fe0bDmitry Shmidt } else if (p2p_channel_select(&p2p->cfg->channels, op_classes_ht40, 1205e0e48dc666fb14a7bb60264ca87463ba7bc1fe0bDmitry Shmidt &p2p->op_reg_class, &p2p->op_channel) == 1206e0e48dc666fb14a7bb60264ca87463ba7bc1fe0bDmitry Shmidt 0) { 1207e0e48dc666fb14a7bb60264ca87463ba7bc1fe0bDmitry Shmidt p2p_dbg(p2p, "Select possible HT40 channel (op_class %u channel %u) as operating channel preference", 1208e0e48dc666fb14a7bb60264ca87463ba7bc1fe0bDmitry Shmidt p2p->op_reg_class, p2p->op_channel); 1209e0e48dc666fb14a7bb60264ca87463ba7bc1fe0bDmitry Shmidt } else if (p2p_channel_select(&p2p->cfg->channels, op_classes_5ghz, 1210e0e48dc666fb14a7bb60264ca87463ba7bc1fe0bDmitry Shmidt &p2p->op_reg_class, &p2p->op_channel) == 1211e0e48dc666fb14a7bb60264ca87463ba7bc1fe0bDmitry Shmidt 0) { 1212e0e48dc666fb14a7bb60264ca87463ba7bc1fe0bDmitry Shmidt p2p_dbg(p2p, "Select possible 5 GHz channel (op_class %u channel %u) as operating channel preference", 1213e0e48dc666fb14a7bb60264ca87463ba7bc1fe0bDmitry Shmidt p2p->op_reg_class, p2p->op_channel); 1214d11f019d62a42a8fc4c4d1f2ec17cf35b0763153Dmitry Shmidt } else if (p2p_channels_includes(&p2p->cfg->channels, 1215d11f019d62a42a8fc4c4d1f2ec17cf35b0763153Dmitry Shmidt p2p->cfg->op_reg_class, 1216d11f019d62a42a8fc4c4d1f2ec17cf35b0763153Dmitry Shmidt p2p->cfg->op_channel)) { 1217b7b4d0ec07161a6d76c40ba7ef1306e82fbb7e15Dmitry Shmidt p2p_dbg(p2p, "Select pre-configured channel as operating channel preference"); 1218a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt p2p->op_reg_class = p2p->cfg->op_reg_class; 1219a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt p2p->op_channel = p2p->cfg->op_channel; 1220d11f019d62a42a8fc4c4d1f2ec17cf35b0763153Dmitry Shmidt } else if (p2p_channel_random_social(&p2p->cfg->channels, 1221d11f019d62a42a8fc4c4d1f2ec17cf35b0763153Dmitry Shmidt &p2p->op_reg_class, 1222d11f019d62a42a8fc4c4d1f2ec17cf35b0763153Dmitry Shmidt &p2p->op_channel) == 0) { 1223d11f019d62a42a8fc4c4d1f2ec17cf35b0763153Dmitry Shmidt p2p_dbg(p2p, "Select random available social channel %d from 2.4 GHz band as operating channel preference", 1224d11f019d62a42a8fc4c4d1f2ec17cf35b0763153Dmitry Shmidt p2p->op_channel); 1225d11f019d62a42a8fc4c4d1f2ec17cf35b0763153Dmitry Shmidt } else { 1226d11f019d62a42a8fc4c4d1f2ec17cf35b0763153Dmitry Shmidt /* Select any random available channel from the first available 1227d11f019d62a42a8fc4c4d1f2ec17cf35b0763153Dmitry Shmidt * operating class */ 1228d11f019d62a42a8fc4c4d1f2ec17cf35b0763153Dmitry Shmidt p2p_channel_select(&p2p->cfg->channels, NULL, 1229d11f019d62a42a8fc4c4d1f2ec17cf35b0763153Dmitry Shmidt &p2p->op_reg_class, 1230d11f019d62a42a8fc4c4d1f2ec17cf35b0763153Dmitry Shmidt &p2p->op_channel); 1231d11f019d62a42a8fc4c4d1f2ec17cf35b0763153Dmitry Shmidt p2p_dbg(p2p, "Select random available channel %d from operating class %d as operating channel preference", 1232d11f019d62a42a8fc4c4d1f2ec17cf35b0763153Dmitry Shmidt p2p->op_channel, p2p->op_reg_class); 1233a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt } 1234a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt 1235a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt os_memcpy(&p2p->channels, &p2p->cfg->channels, 1236a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt sizeof(struct p2p_channels)); 1237a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt} 1238a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt 1239a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt 1240a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt/** 1241a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt * p2p_prepare_channel - Select operating channel for GO Negotiation 1242a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt * @p2p: P2P module context from p2p_init() 1243a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt * @dev: Selected peer device 1244a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt * @force_freq: Forced frequency in MHz or 0 if not forced 1245a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt * @pref_freq: Preferred frequency in MHz or 0 if no preference 124668d0e3ed07847339aedfac8e02f50db68c702e52Dmitry Shmidt * @go: Whether the local end will be forced to be GO 1247a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt * Returns: 0 on success, -1 on failure (channel not supported for P2P) 1248a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt * 1249a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt * This function is used to do initial operating channel selection for GO 1250a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt * Negotiation prior to having received peer information. The selected channel 1251a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt * may be further optimized in p2p_reselect_channel() once the peer information 1252a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt * is available. 1253a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt */ 12547a5e50a0554bee77a9da492ea3d86f46147f1671Dmitry Shmidtint p2p_prepare_channel(struct p2p_data *p2p, struct p2p_device *dev, 125568d0e3ed07847339aedfac8e02f50db68c702e52Dmitry Shmidt unsigned int force_freq, unsigned int pref_freq, int go) 1256a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt{ 125768d0e3ed07847339aedfac8e02f50db68c702e52Dmitry Shmidt p2p_dbg(p2p, "Prepare channel - force_freq=%u pref_freq=%u go=%d", 125868d0e3ed07847339aedfac8e02f50db68c702e52Dmitry Shmidt force_freq, pref_freq, go); 1259a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt if (force_freq || pref_freq) { 126068d0e3ed07847339aedfac8e02f50db68c702e52Dmitry Shmidt if (p2p_prepare_channel_pref(p2p, force_freq, pref_freq, go) < 126168d0e3ed07847339aedfac8e02f50db68c702e52Dmitry Shmidt 0) 1262a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt return -1; 1263a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt } else { 1264a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt p2p_prepare_channel_best(p2p); 1265a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt } 126668d0e3ed07847339aedfac8e02f50db68c702e52Dmitry Shmidt p2p_channels_dump(p2p, "prepared channels", &p2p->channels); 126768d0e3ed07847339aedfac8e02f50db68c702e52Dmitry Shmidt if (go) 126868d0e3ed07847339aedfac8e02f50db68c702e52Dmitry Shmidt p2p_channels_remove_freqs(&p2p->channels, &p2p->no_go_freq); 126968d0e3ed07847339aedfac8e02f50db68c702e52Dmitry Shmidt else if (!force_freq) 127068d0e3ed07847339aedfac8e02f50db68c702e52Dmitry Shmidt p2p_channels_union(&p2p->channels, &p2p->cfg->cli_channels, 127168d0e3ed07847339aedfac8e02f50db68c702e52Dmitry Shmidt &p2p->channels); 127268d0e3ed07847339aedfac8e02f50db68c702e52Dmitry Shmidt p2p_channels_dump(p2p, "after go/cli filter/add", &p2p->channels); 127368d0e3ed07847339aedfac8e02f50db68c702e52Dmitry Shmidt 1274b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt p2p_dbg(p2p, "Own preference for operation channel: Operating Class %u Channel %u%s", 12758d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->op_reg_class, p2p->op_channel, 12768d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt force_freq ? " (forced)" : ""); 12778d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 1278a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt if (force_freq) 1279a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt dev->flags |= P2P_DEV_FORCE_FREQ; 1280a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt else 1281a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt dev->flags &= ~P2P_DEV_FORCE_FREQ; 1282a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt 12838d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return 0; 12848d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 12858d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 12868d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 12871f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidtstatic void p2p_set_dev_persistent(struct p2p_device *dev, 12881f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt int persistent_group) 12891f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt{ 12901f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt switch (persistent_group) { 12911f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt case 0: 12921f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt dev->flags &= ~(P2P_DEV_PREFER_PERSISTENT_GROUP | 12931f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt P2P_DEV_PREFER_PERSISTENT_RECONN); 12941f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt break; 12951f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt case 1: 12961f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt dev->flags |= P2P_DEV_PREFER_PERSISTENT_GROUP; 12971f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt dev->flags &= ~P2P_DEV_PREFER_PERSISTENT_RECONN; 12981f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt break; 12991f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt case 2: 13001f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt dev->flags |= P2P_DEV_PREFER_PERSISTENT_GROUP | 13011f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt P2P_DEV_PREFER_PERSISTENT_RECONN; 13021f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt break; 13031f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt } 13041f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt} 13051f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt 13061f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt 13078d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtint p2p_connect(struct p2p_data *p2p, const u8 *peer_addr, 13088d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt enum p2p_wps_method wps_method, 13098d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt int go_intent, const u8 *own_interface_addr, 131004949598a23f501be6eec21697465fd46a28840aDmitry Shmidt unsigned int force_freq, int persistent_group, 131104949598a23f501be6eec21697465fd46a28840aDmitry Shmidt const u8 *force_ssid, size_t force_ssid_len, 1312cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt int pd_before_go_neg, unsigned int pref_freq, u16 oob_pw_id) 13138d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 13148d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt struct p2p_device *dev; 13158d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 1316b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt p2p_dbg(p2p, "Request to start group negotiation - peer=" MACSTR 13178d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt " GO Intent=%d Intended Interface Address=" MACSTR 1318cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt " wps_method=%d persistent_group=%d pd_before_go_neg=%d " 1319cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt "oob_pw_id=%u", 13208d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt MAC2STR(peer_addr), go_intent, MAC2STR(own_interface_addr), 1321cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt wps_method, persistent_group, pd_before_go_neg, oob_pw_id); 13228d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 13238d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt dev = p2p_get_device(p2p, peer_addr); 13248d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (dev == NULL || (dev->flags & P2P_DEV_PROBE_REQ_ONLY)) { 1325b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt p2p_dbg(p2p, "Cannot connect to unknown P2P Device " MACSTR, 13268d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt MAC2STR(peer_addr)); 13278d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return -1; 13288d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 13298d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 133068d0e3ed07847339aedfac8e02f50db68c702e52Dmitry Shmidt if (p2p_prepare_channel(p2p, dev, force_freq, pref_freq, 133168d0e3ed07847339aedfac8e02f50db68c702e52Dmitry Shmidt go_intent == 15) < 0) 1332a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt return -1; 1333a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt 13348d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (dev->flags & P2P_DEV_GROUP_CLIENT_ONLY) { 13358d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (!(dev->info.dev_capab & 13368d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt P2P_DEV_CAPAB_CLIENT_DISCOVERABILITY)) { 1337b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt p2p_dbg(p2p, "Cannot connect to P2P Device " MACSTR 13388d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt " that is in a group and is not discoverable", 13398d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt MAC2STR(peer_addr)); 13408d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return -1; 13418d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 13428d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (dev->oper_freq <= 0) { 1343b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt p2p_dbg(p2p, "Cannot connect to P2P Device " MACSTR 13448d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt " with incomplete information", 13458d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt MAC2STR(peer_addr)); 13468d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return -1; 13478d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 13488d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 13498d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt /* 13508d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * First, try to connect directly. If the peer does not 13518d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * acknowledge frames, assume it is sleeping and use device 13528d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * discoverability via the GO at that point. 13538d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt */ 13548d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 13558d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 135604949598a23f501be6eec21697465fd46a28840aDmitry Shmidt p2p->ssid_set = 0; 135704949598a23f501be6eec21697465fd46a28840aDmitry Shmidt if (force_ssid) { 135804949598a23f501be6eec21697465fd46a28840aDmitry Shmidt wpa_hexdump_ascii(MSG_DEBUG, "P2P: Forced SSID", 135904949598a23f501be6eec21697465fd46a28840aDmitry Shmidt force_ssid, force_ssid_len); 136004949598a23f501be6eec21697465fd46a28840aDmitry Shmidt os_memcpy(p2p->ssid, force_ssid, force_ssid_len); 136104949598a23f501be6eec21697465fd46a28840aDmitry Shmidt p2p->ssid_len = force_ssid_len; 136204949598a23f501be6eec21697465fd46a28840aDmitry Shmidt p2p->ssid_set = 1; 136304949598a23f501be6eec21697465fd46a28840aDmitry Shmidt } 136404949598a23f501be6eec21697465fd46a28840aDmitry Shmidt 13658d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt dev->flags &= ~P2P_DEV_NOT_YET_READY; 13668d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt dev->flags &= ~P2P_DEV_USER_REJECTED; 13678d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt dev->flags &= ~P2P_DEV_WAIT_GO_NEG_RESPONSE; 13688d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt dev->flags &= ~P2P_DEV_WAIT_GO_NEG_CONFIRM; 136904949598a23f501be6eec21697465fd46a28840aDmitry Shmidt if (pd_before_go_neg) 137004949598a23f501be6eec21697465fd46a28840aDmitry Shmidt dev->flags |= P2P_DEV_PD_BEFORE_GO_NEG; 1371a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt else { 137204949598a23f501be6eec21697465fd46a28840aDmitry Shmidt dev->flags &= ~P2P_DEV_PD_BEFORE_GO_NEG; 1373a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt /* 13749cdf1b905fae57dea42506a1af67f6ece544b261Dmitry Shmidt * Assign dialog token and tie breaker here to use the same 13759cdf1b905fae57dea42506a1af67f6ece544b261Dmitry Shmidt * values in each retry within the same GO Negotiation exchange. 1376a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt */ 1377a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt dev->dialog_token++; 1378a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt if (dev->dialog_token == 0) 1379a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt dev->dialog_token = 1; 13809cdf1b905fae57dea42506a1af67f6ece544b261Dmitry Shmidt dev->tie_breaker = p2p->next_tie_breaker; 13819cdf1b905fae57dea42506a1af67f6ece544b261Dmitry Shmidt p2p->next_tie_breaker = !p2p->next_tie_breaker; 1382a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt } 13838d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt dev->connect_reqs = 0; 13848d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt dev->go_neg_req_sent = 0; 13858d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt dev->go_state = UNKNOWN_GO; 13861f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt p2p_set_dev_persistent(dev, persistent_group); 13878d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->go_intent = go_intent; 13888d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_memcpy(p2p->intended_addr, own_interface_addr, ETH_ALEN); 13898d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 13908d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (p2p->state != P2P_IDLE) 13918d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_stop_find(p2p); 13928d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 13938d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (p2p->after_scan_tx) { 13948d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt /* 13958d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * We need to drop the pending frame to avoid issues with the 13968d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * new GO Negotiation, e.g., when the pending frame was from a 13978d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * previous attempt at starting a GO Negotiation. 13988d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt */ 1399b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt p2p_dbg(p2p, "Dropped previous pending Action frame TX that was waiting for p2p_scan completion"); 14008d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_free(p2p->after_scan_tx); 14018d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->after_scan_tx = NULL; 14028d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 14038d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 14048d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt dev->wps_method = wps_method; 1405cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt dev->oob_pw_id = oob_pw_id; 14068d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt dev->status = P2P_SC_SUCCESS; 14078d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 14088d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (p2p->p2p_scan_running) { 1409b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt p2p_dbg(p2p, "p2p_scan running - delay connect send"); 14108d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->start_after_scan = P2P_AFTER_SCAN_CONNECT; 14118d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_memcpy(p2p->after_scan_peer, peer_addr, ETH_ALEN); 14128d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return 0; 14138d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 14148d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->start_after_scan = P2P_AFTER_SCAN_NOTHING; 14158d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 14168d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return p2p_connect_send(p2p, dev); 14178d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 14188d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 14198d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 14208d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtint p2p_authorize(struct p2p_data *p2p, const u8 *peer_addr, 14218d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt enum p2p_wps_method wps_method, 14228d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt int go_intent, const u8 *own_interface_addr, 142304949598a23f501be6eec21697465fd46a28840aDmitry Shmidt unsigned int force_freq, int persistent_group, 1424d5e4923d04122f81300fa68fb07d64ede28fd44dDmitry Shmidt const u8 *force_ssid, size_t force_ssid_len, 1425cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt unsigned int pref_freq, u16 oob_pw_id) 14268d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 14278d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt struct p2p_device *dev; 14288d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 1429b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt p2p_dbg(p2p, "Request to authorize group negotiation - peer=" MACSTR 14308d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt " GO Intent=%d Intended Interface Address=" MACSTR 1431cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt " wps_method=%d persistent_group=%d oob_pw_id=%u", 14328d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt MAC2STR(peer_addr), go_intent, MAC2STR(own_interface_addr), 1433cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt wps_method, persistent_group, oob_pw_id); 14348d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 14358d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt dev = p2p_get_device(p2p, peer_addr); 14368d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (dev == NULL) { 1437b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt p2p_dbg(p2p, "Cannot authorize unknown P2P Device " MACSTR, 14388d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt MAC2STR(peer_addr)); 14398d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return -1; 14408d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 14418d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 144268d0e3ed07847339aedfac8e02f50db68c702e52Dmitry Shmidt if (p2p_prepare_channel(p2p, dev, force_freq, pref_freq, go_intent == 144368d0e3ed07847339aedfac8e02f50db68c702e52Dmitry Shmidt 15) < 0) 1444a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt return -1; 1445a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt 144604949598a23f501be6eec21697465fd46a28840aDmitry Shmidt p2p->ssid_set = 0; 144704949598a23f501be6eec21697465fd46a28840aDmitry Shmidt if (force_ssid) { 144804949598a23f501be6eec21697465fd46a28840aDmitry Shmidt wpa_hexdump_ascii(MSG_DEBUG, "P2P: Forced SSID", 144904949598a23f501be6eec21697465fd46a28840aDmitry Shmidt force_ssid, force_ssid_len); 145004949598a23f501be6eec21697465fd46a28840aDmitry Shmidt os_memcpy(p2p->ssid, force_ssid, force_ssid_len); 145104949598a23f501be6eec21697465fd46a28840aDmitry Shmidt p2p->ssid_len = force_ssid_len; 145204949598a23f501be6eec21697465fd46a28840aDmitry Shmidt p2p->ssid_set = 1; 145304949598a23f501be6eec21697465fd46a28840aDmitry Shmidt } 145404949598a23f501be6eec21697465fd46a28840aDmitry Shmidt 14558d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt dev->flags &= ~P2P_DEV_NOT_YET_READY; 14568d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt dev->flags &= ~P2P_DEV_USER_REJECTED; 14578d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt dev->go_neg_req_sent = 0; 14588d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt dev->go_state = UNKNOWN_GO; 14591f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt p2p_set_dev_persistent(dev, persistent_group); 14608d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->go_intent = go_intent; 14618d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_memcpy(p2p->intended_addr, own_interface_addr, ETH_ALEN); 14628d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 14638d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt dev->wps_method = wps_method; 1464cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt dev->oob_pw_id = oob_pw_id; 14658d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt dev->status = P2P_SC_SUCCESS; 14668d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 14678d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return 0; 14688d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 14698d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 14708d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 14718d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtvoid p2p_add_dev_info(struct p2p_data *p2p, const u8 *addr, 14728d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt struct p2p_device *dev, struct p2p_message *msg) 14738d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 1474fb79edc9df1f20461e90e478363d207348213d35Dmitry Shmidt os_get_reltime(&dev->last_seen); 14758d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 1476b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt p2p_copy_wps_info(p2p, dev, 0, msg); 14778d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 14788d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (msg->listen_channel) { 14798d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt int freq; 14804b06059785b935dd1f4f09314e4e12c417d2c6a4Dmitry Shmidt freq = p2p_channel_to_freq(msg->listen_channel[3], 14818d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt msg->listen_channel[4]); 14828d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (freq < 0) { 1483b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt p2p_dbg(p2p, "Unknown peer Listen channel: " 14848d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt "country=%c%c(0x%02x) reg_class=%u channel=%u", 14858d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt msg->listen_channel[0], 14868d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt msg->listen_channel[1], 14878d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt msg->listen_channel[2], 14888d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt msg->listen_channel[3], 14898d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt msg->listen_channel[4]); 14908d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } else { 1491b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt p2p_dbg(p2p, "Update peer " MACSTR 1492b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt " Listen channel: %u -> %u MHz", 14938d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt MAC2STR(dev->info.p2p_device_addr), 14948d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt dev->listen_freq, freq); 14958d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt dev->listen_freq = freq; 14968d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 14978d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 14988d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 149961d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt if (msg->wfd_subelems) { 150061d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt wpabuf_free(dev->info.wfd_subelems); 150161d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt dev->info.wfd_subelems = wpabuf_dup(msg->wfd_subelems); 150261d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt } 150361d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt 15048d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (dev->flags & P2P_DEV_PROBE_REQ_ONLY) { 15058d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt dev->flags &= ~P2P_DEV_PROBE_REQ_ONLY; 1506b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt p2p_dbg(p2p, "Completed device entry based on data from GO Negotiation Request"); 15078d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } else { 1508b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt p2p_dbg(p2p, "Created device entry based on GO Neg Req: " 15098d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt MACSTR " dev_capab=0x%x group_capab=0x%x name='%s' " 15108d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt "listen_freq=%d", 15118d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt MAC2STR(dev->info.p2p_device_addr), 15128d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt dev->info.dev_capab, dev->info.group_capab, 15138d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt dev->info.device_name, dev->listen_freq); 15148d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 15158d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 15168d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt dev->flags &= ~P2P_DEV_GROUP_CLIENT_ONLY; 15178d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 15188d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (dev->flags & P2P_DEV_USER_REJECTED) { 1519b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt p2p_dbg(p2p, "Do not report rejected device"); 15208d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return; 15218d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 15228d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 15238d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->cfg->dev_found(p2p->cfg->cb_ctx, addr, &dev->info, 15248d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt !(dev->flags & P2P_DEV_REPORTED_ONCE)); 15258d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt dev->flags |= P2P_DEV_REPORTED | P2P_DEV_REPORTED_ONCE; 15268d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 15278d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 15288d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 15298d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtvoid p2p_build_ssid(struct p2p_data *p2p, u8 *ssid, size_t *ssid_len) 15308d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 15318d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_memcpy(ssid, P2P_WILDCARD_SSID, P2P_WILDCARD_SSID_LEN); 15328d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_random((char *) &ssid[P2P_WILDCARD_SSID_LEN], 2); 15338d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_memcpy(&ssid[P2P_WILDCARD_SSID_LEN + 2], 15348d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->cfg->ssid_postfix, p2p->cfg->ssid_postfix_len); 15358d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt *ssid_len = P2P_WILDCARD_SSID_LEN + 2 + p2p->cfg->ssid_postfix_len; 15368d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 15378d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 15388d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 15398d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtint p2p_go_params(struct p2p_data *p2p, struct p2p_go_neg_results *params) 15408d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 15418d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_build_ssid(p2p, params->ssid, ¶ms->ssid_len); 15428d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_random(params->passphrase, 8); 15438d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return 0; 15448d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 15458d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 15468d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 15478d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtvoid p2p_go_complete(struct p2p_data *p2p, struct p2p_device *peer) 15488d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 15498d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt struct p2p_go_neg_results res; 15508d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt int go = peer->go_state == LOCAL_GO; 15518d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt struct p2p_channels intersection; 15528d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt int freqs; 15538d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt size_t i, j; 15548d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 1555b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt p2p_dbg(p2p, "GO Negotiation with " MACSTR " completed (%s will be GO)", 1556b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt MAC2STR(peer->info.p2p_device_addr), go ? "local end" : "peer"); 15578d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 15588d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_memset(&res, 0, sizeof(res)); 15598d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt res.role_go = go; 15608d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_memcpy(res.peer_device_addr, peer->info.p2p_device_addr, ETH_ALEN); 15618d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_memcpy(res.peer_interface_addr, peer->intended_addr, ETH_ALEN); 15628d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt res.wps_method = peer->wps_method; 15631f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt if (peer->flags & P2P_DEV_PREFER_PERSISTENT_GROUP) { 15641f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt if (peer->flags & P2P_DEV_PREFER_PERSISTENT_RECONN) 15651f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt res.persistent_group = 2; 15661f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt else 15671f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt res.persistent_group = 1; 15681f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt } 15698d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 15708d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (go) { 15718d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt /* Setup AP mode for WPS provisioning */ 15724b06059785b935dd1f4f09314e4e12c417d2c6a4Dmitry Shmidt res.freq = p2p_channel_to_freq(p2p->op_reg_class, 15738d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->op_channel); 15748d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_memcpy(res.ssid, p2p->ssid, p2p->ssid_len); 15758d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt res.ssid_len = p2p->ssid_len; 15768d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_random(res.passphrase, 8); 15778d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } else { 15788d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt res.freq = peer->oper_freq; 15798d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (p2p->ssid_len) { 15808d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_memcpy(res.ssid, p2p->ssid, p2p->ssid_len); 15818d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt res.ssid_len = p2p->ssid_len; 15828d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 15838d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 15848d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 158568d0e3ed07847339aedfac8e02f50db68c702e52Dmitry Shmidt p2p_channels_dump(p2p, "own channels", &p2p->channels); 158668d0e3ed07847339aedfac8e02f50db68c702e52Dmitry Shmidt p2p_channels_dump(p2p, "peer channels", &peer->channels); 15878d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_channels_intersect(&p2p->channels, &peer->channels, 15888d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt &intersection); 158968d0e3ed07847339aedfac8e02f50db68c702e52Dmitry Shmidt if (go) { 159068d0e3ed07847339aedfac8e02f50db68c702e52Dmitry Shmidt p2p_channels_remove_freqs(&intersection, &p2p->no_go_freq); 159168d0e3ed07847339aedfac8e02f50db68c702e52Dmitry Shmidt p2p_channels_dump(p2p, "intersection after no-GO removal", 159268d0e3ed07847339aedfac8e02f50db68c702e52Dmitry Shmidt &intersection); 159368d0e3ed07847339aedfac8e02f50db68c702e52Dmitry Shmidt } 15948d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt freqs = 0; 15958d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt for (i = 0; i < intersection.reg_classes; i++) { 15968d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt struct p2p_reg_class *c = &intersection.reg_class[i]; 15978d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (freqs + 1 == P2P_MAX_CHANNELS) 15988d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt break; 15998d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt for (j = 0; j < c->channels; j++) { 16008d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt int freq; 16018d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (freqs + 1 == P2P_MAX_CHANNELS) 16028d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt break; 16034b06059785b935dd1f4f09314e4e12c417d2c6a4Dmitry Shmidt freq = p2p_channel_to_freq(c->reg_class, c->channel[j]); 16048d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (freq < 0) 16058d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt continue; 16068d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt res.freq_list[freqs++] = freq; 16078d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 16088d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 16098d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 16108d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt res.peer_config_timeout = go ? peer->client_timeout : peer->go_timeout; 16118d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 16128d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_clear_timeout(p2p); 16131f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt p2p->ssid_set = 0; 16148d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt peer->go_neg_req_sent = 0; 16158d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt peer->wps_method = WPS_NOT_READY; 1616cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt peer->oob_pw_id = 0; 1617413dde71f7bc166de54229f337c24b61f4d909fdDmitry Shmidt wpabuf_free(peer->go_neg_conf); 1618413dde71f7bc166de54229f337c24b61f4d909fdDmitry Shmidt peer->go_neg_conf = NULL; 16198d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 16208d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_set_state(p2p, P2P_PROVISIONING); 16218d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->cfg->go_neg_completed(p2p->cfg->cb_ctx, &res); 16228d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 16238d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 16248d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 16258d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtstatic void p2p_rx_p2p_action(struct p2p_data *p2p, const u8 *sa, 16268d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt const u8 *data, size_t len, int rx_freq) 16278d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 1628b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt p2p_dbg(p2p, "RX P2P Public Action from " MACSTR, MAC2STR(sa)); 16298d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpa_hexdump(MSG_MSGDUMP, "P2P: P2P Public Action contents", data, len); 16308d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 16318d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (len < 1) 16328d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return; 16338d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 16348d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt switch (data[0]) { 16358d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt case P2P_GO_NEG_REQ: 16368d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_process_go_neg_req(p2p, sa, data + 1, len - 1, rx_freq); 16378d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt break; 16388d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt case P2P_GO_NEG_RESP: 16398d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_process_go_neg_resp(p2p, sa, data + 1, len - 1, rx_freq); 16408d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt break; 16418d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt case P2P_GO_NEG_CONF: 16428d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_process_go_neg_conf(p2p, sa, data + 1, len - 1); 16438d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt break; 16448d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt case P2P_INVITATION_REQ: 16458d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_process_invitation_req(p2p, sa, data + 1, len - 1, 16468d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt rx_freq); 16478d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt break; 16488d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt case P2P_INVITATION_RESP: 1649051af73b8f8014eff33330aead0f36944b3403e6Dmitry Shmidt p2p->cfg->send_action_done(p2p->cfg->cb_ctx); 16508d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_process_invitation_resp(p2p, sa, data + 1, len - 1); 16518d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt break; 16528d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt case P2P_PROV_DISC_REQ: 16538d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_process_prov_disc_req(p2p, sa, data + 1, len - 1, rx_freq); 16548d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt break; 16558d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt case P2P_PROV_DISC_RESP: 16568d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_process_prov_disc_resp(p2p, sa, data + 1, len - 1); 16578d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt break; 16588d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt case P2P_DEV_DISC_REQ: 16598d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_process_dev_disc_req(p2p, sa, data + 1, len - 1, rx_freq); 16608d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt break; 16618d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt case P2P_DEV_DISC_RESP: 16628d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_process_dev_disc_resp(p2p, sa, data + 1, len - 1); 16638d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt break; 16648d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt default: 1665b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt p2p_dbg(p2p, "Unsupported P2P Public Action frame type %d", 16668d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt data[0]); 16678d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt break; 16688d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 16698d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 16708d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 16718d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 16721f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidtstatic void p2p_rx_action_public(struct p2p_data *p2p, const u8 *da, 16731f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt const u8 *sa, const u8 *bssid, const u8 *data, 16741f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt size_t len, int freq) 16758d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 16768d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (len < 1) 16778d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return; 16788d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 16798d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt switch (data[0]) { 16808d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt case WLAN_PA_VENDOR_SPECIFIC: 16818d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt data++; 16828d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt len--; 1683a38abf9af7bec7e89dbfb39ac7bb77223fe47c72Dmitry Shmidt if (len < 4) 16848d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return; 1685a38abf9af7bec7e89dbfb39ac7bb77223fe47c72Dmitry Shmidt if (WPA_GET_BE32(data) != P2P_IE_VENDOR_TYPE) 16868d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return; 16878d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 1688a38abf9af7bec7e89dbfb39ac7bb77223fe47c72Dmitry Shmidt data += 4; 1689a38abf9af7bec7e89dbfb39ac7bb77223fe47c72Dmitry Shmidt len -= 4; 16908d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 1691a38abf9af7bec7e89dbfb39ac7bb77223fe47c72Dmitry Shmidt p2p_rx_p2p_action(p2p, sa, data, len, freq); 16928d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt break; 16938d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt case WLAN_PA_GAS_INITIAL_REQ: 16948d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_rx_gas_initial_req(p2p, sa, data + 1, len - 1, freq); 16958d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt break; 16968d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt case WLAN_PA_GAS_INITIAL_RESP: 16978d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_rx_gas_initial_resp(p2p, sa, data + 1, len - 1, freq); 16988d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt break; 16998d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt case WLAN_PA_GAS_COMEBACK_REQ: 17008d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_rx_gas_comeback_req(p2p, sa, data + 1, len - 1, freq); 17018d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt break; 17028d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt case WLAN_PA_GAS_COMEBACK_RESP: 17038d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_rx_gas_comeback_resp(p2p, sa, data + 1, len - 1, freq); 17048d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt break; 17058d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 17068d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 17078d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 17088d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 17098d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtvoid p2p_rx_action(struct p2p_data *p2p, const u8 *da, const u8 *sa, 17108d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt const u8 *bssid, u8 category, 17118d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt const u8 *data, size_t len, int freq) 17128d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 17138d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (category == WLAN_ACTION_PUBLIC) { 17148d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_rx_action_public(p2p, da, sa, bssid, data, len, freq); 17158d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return; 17168d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 17178d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 17188d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (category != WLAN_ACTION_VENDOR_SPECIFIC) 17198d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return; 17208d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 17218d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (len < 4) 17228d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return; 17238d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 1724a38abf9af7bec7e89dbfb39ac7bb77223fe47c72Dmitry Shmidt if (WPA_GET_BE32(data) != P2P_IE_VENDOR_TYPE) 17258d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return; 1726a38abf9af7bec7e89dbfb39ac7bb77223fe47c72Dmitry Shmidt data += 4; 1727a38abf9af7bec7e89dbfb39ac7bb77223fe47c72Dmitry Shmidt len -= 4; 17288d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 17298d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt /* P2P action frame */ 1730b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt p2p_dbg(p2p, "RX P2P Action from " MACSTR, MAC2STR(sa)); 17318d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpa_hexdump(MSG_MSGDUMP, "P2P: P2P Action contents", data, len); 17328d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 17338d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (len < 1) 17348d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return; 17358d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt switch (data[0]) { 17368d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt case P2P_NOA: 1737b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt p2p_dbg(p2p, "Received P2P Action - Notice of Absence"); 17388d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt /* TODO */ 17398d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt break; 17408d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt case P2P_PRESENCE_REQ: 17418d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_process_presence_req(p2p, da, sa, data + 1, len - 1, freq); 17428d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt break; 17438d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt case P2P_PRESENCE_RESP: 17448d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_process_presence_resp(p2p, da, sa, data + 1, len - 1); 17458d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt break; 17468d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt case P2P_GO_DISC_REQ: 17478d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_process_go_disc_req(p2p, da, sa, data + 1, len - 1, freq); 17488d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt break; 17498d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt default: 1750b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt p2p_dbg(p2p, "Received P2P Action - unknown type %u", data[0]); 17518d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt break; 17528d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 17538d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 17548d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 17558d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 17568d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtstatic void p2p_go_neg_start(void *eloop_ctx, void *timeout_ctx) 17578d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 17588d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt struct p2p_data *p2p = eloop_ctx; 17598d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (p2p->go_neg_peer == NULL) 17608d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return; 17618d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->cfg->stop_listen(p2p->cfg->cb_ctx); 17628d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->go_neg_peer->status = P2P_SC_SUCCESS; 17638d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_connect_send(p2p, p2p->go_neg_peer); 17648d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 17658d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 17668d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 17678d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtstatic void p2p_invite_start(void *eloop_ctx, void *timeout_ctx) 17688d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 17698d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt struct p2p_data *p2p = eloop_ctx; 17708d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (p2p->invite_peer == NULL) 17718d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return; 17728d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->cfg->stop_listen(p2p->cfg->cb_ctx); 1773cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt p2p_invite_send(p2p, p2p->invite_peer, p2p->invite_go_dev_addr, 1774cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt p2p->invite_dev_pw_id); 17758d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 17768d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 17778d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 17788d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtstatic void p2p_add_dev_from_probe_req(struct p2p_data *p2p, const u8 *addr, 17798d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt const u8 *ie, size_t ie_len) 17808d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 17818d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt struct p2p_message msg; 17828d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt struct p2p_device *dev; 17838d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 17848d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_memset(&msg, 0, sizeof(msg)); 17858d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (p2p_parse_ies(ie, ie_len, &msg) < 0 || msg.p2p_attributes == NULL) 17868d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt { 17878d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_parse_free(&msg); 17888d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return; /* not a P2P probe */ 17898d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 17908d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 17918d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (msg.ssid == NULL || msg.ssid[1] != P2P_WILDCARD_SSID_LEN || 17928d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_memcmp(msg.ssid + 2, P2P_WILDCARD_SSID, P2P_WILDCARD_SSID_LEN) 17938d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt != 0) { 17948d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt /* The Probe Request is not part of P2P Device Discovery. It is 17958d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * not known whether the source address of the frame is the P2P 17968d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * Device Address or P2P Interface Address. Do not add a new 17978d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * peer entry based on this frames. 17988d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt */ 17998d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_parse_free(&msg); 18008d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return; 18018d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 18028d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 18038d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt dev = p2p_get_device(p2p, addr); 18048d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (dev) { 18058d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (dev->country[0] == 0 && msg.listen_channel) 18068d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_memcpy(dev->country, msg.listen_channel, 3); 1807fb79edc9df1f20461e90e478363d207348213d35Dmitry Shmidt os_get_reltime(&dev->last_seen); 18088d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_parse_free(&msg); 18098d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return; /* already known */ 18108d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 18118d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 18128d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt dev = p2p_create_device(p2p, addr); 18138d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (dev == NULL) { 18148d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_parse_free(&msg); 18158d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return; 18168d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 18178d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 1818fb79edc9df1f20461e90e478363d207348213d35Dmitry Shmidt os_get_reltime(&dev->last_seen); 18198d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt dev->flags |= P2P_DEV_PROBE_REQ_ONLY; 18208d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 18218d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (msg.listen_channel) { 18228d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_memcpy(dev->country, msg.listen_channel, 3); 18234b06059785b935dd1f4f09314e4e12c417d2c6a4Dmitry Shmidt dev->listen_freq = p2p_channel_to_freq(msg.listen_channel[3], 18248d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt msg.listen_channel[4]); 18258d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 18268d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 1827b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt p2p_copy_wps_info(p2p, dev, 1, &msg); 18288d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 182961d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt if (msg.wfd_subelems) { 183061d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt wpabuf_free(dev->info.wfd_subelems); 183161d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt dev->info.wfd_subelems = wpabuf_dup(msg.wfd_subelems); 183261d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt } 183361d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt 18348d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_parse_free(&msg); 18358d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 1836b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt p2p_dbg(p2p, "Created device entry based on Probe Req: " MACSTR 18378d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt " dev_capab=0x%x group_capab=0x%x name='%s' listen_freq=%d", 18388d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt MAC2STR(dev->info.p2p_device_addr), dev->info.dev_capab, 18398d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt dev->info.group_capab, dev->info.device_name, 18408d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt dev->listen_freq); 18418d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 18428d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 18438d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 18448d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtstruct p2p_device * p2p_add_dev_from_go_neg_req(struct p2p_data *p2p, 18458d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt const u8 *addr, 18468d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt struct p2p_message *msg) 18478d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 18488d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt struct p2p_device *dev; 18498d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 18508d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt dev = p2p_get_device(p2p, addr); 18518d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (dev) { 1852fb79edc9df1f20461e90e478363d207348213d35Dmitry Shmidt os_get_reltime(&dev->last_seen); 18538d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return dev; /* already known */ 18548d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 18558d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 18568d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt dev = p2p_create_device(p2p, addr); 18578d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (dev == NULL) 18588d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return NULL; 18598d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 18608d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_add_dev_info(p2p, addr, dev, msg); 18618d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 18628d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return dev; 18638d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 18648d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 18658d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 18668d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtstatic int dev_type_match(const u8 *dev_type, const u8 *req_dev_type) 18678d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 18688d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (os_memcmp(dev_type, req_dev_type, WPS_DEV_TYPE_LEN) == 0) 18698d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return 1; 18708d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (os_memcmp(dev_type, req_dev_type, 2) == 0 && 18718d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt WPA_GET_BE32(&req_dev_type[2]) == 0 && 18728d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt WPA_GET_BE16(&req_dev_type[6]) == 0) 18738d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return 1; /* Category match with wildcard OUI/sub-category */ 18748d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return 0; 18758d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 18768d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 18778d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 18788d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtint dev_type_list_match(const u8 *dev_type, const u8 *req_dev_type[], 18798d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt size_t num_req_dev_type) 18808d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 18818d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt size_t i; 18828d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt for (i = 0; i < num_req_dev_type; i++) { 18838d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (dev_type_match(dev_type, req_dev_type[i])) 18848d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return 1; 18858d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 18868d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return 0; 18878d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 18888d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 18898d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 18908d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt/** 18918d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * p2p_match_dev_type - Match local device type with requested type 18928d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * @p2p: P2P module context from p2p_init() 18938d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * @wps: WPS TLVs from Probe Request frame (concatenated WPS IEs) 18948d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * Returns: 1 on match, 0 on mismatch 18958d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * 18968d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * This function can be used to match the Requested Device Type attribute in 18978d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * WPS IE with the local device types for deciding whether to reply to a Probe 18988d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * Request frame. 18998d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt */ 19008d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtint p2p_match_dev_type(struct p2p_data *p2p, struct wpabuf *wps) 19018d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 19028d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt struct wps_parse_attr attr; 19038d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt size_t i; 19048d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 19058d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (wps_parse_msg(wps, &attr)) 19068d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return 1; /* assume no Requested Device Type attributes */ 19078d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 19088d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (attr.num_req_dev_type == 0) 19098d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return 1; /* no Requested Device Type attributes -> match */ 19108d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 19118d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (dev_type_list_match(p2p->cfg->pri_dev_type, attr.req_dev_type, 19128d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt attr.num_req_dev_type)) 19138d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return 1; /* Own Primary Device Type matches */ 19148d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 19158d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt for (i = 0; i < p2p->cfg->num_sec_dev_types; i++) 19168d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (dev_type_list_match(p2p->cfg->sec_dev_type[i], 19178d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt attr.req_dev_type, 19188d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt attr.num_req_dev_type)) 19198d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return 1; /* Own Secondary Device Type matches */ 19208d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 19218d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt /* No matching device type found */ 19228d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return 0; 19238d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 19248d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 19258d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 19268d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtstruct wpabuf * p2p_build_probe_resp_ies(struct p2p_data *p2p) 19278d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 19288d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt struct wpabuf *buf; 19298d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt u8 *len; 193004949598a23f501be6eec21697465fd46a28840aDmitry Shmidt int pw_id = -1; 193161d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt size_t extra = 0; 193261d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt 193361d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt#ifdef CONFIG_WIFI_DISPLAY 193461d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt if (p2p->wfd_ie_probe_resp) 193561d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt extra = wpabuf_len(p2p->wfd_ie_probe_resp); 193661d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt#endif /* CONFIG_WIFI_DISPLAY */ 19378d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 193861d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt buf = wpabuf_alloc(1000 + extra); 19398d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (buf == NULL) 19408d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return NULL; 19418d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 194204949598a23f501be6eec21697465fd46a28840aDmitry Shmidt if (p2p->go_neg_peer) { 194304949598a23f501be6eec21697465fd46a28840aDmitry Shmidt /* Advertise immediate availability of WPS credential */ 194404949598a23f501be6eec21697465fd46a28840aDmitry Shmidt pw_id = p2p_wps_method_pw_id(p2p->go_neg_peer->wps_method); 194504949598a23f501be6eec21697465fd46a28840aDmitry Shmidt } 194604949598a23f501be6eec21697465fd46a28840aDmitry Shmidt 194768d0e3ed07847339aedfac8e02f50db68c702e52Dmitry Shmidt if (p2p_build_wps_ie(p2p, buf, pw_id, 1) < 0) { 194868d0e3ed07847339aedfac8e02f50db68c702e52Dmitry Shmidt p2p_dbg(p2p, "Failed to build WPS IE for Probe Response"); 194968d0e3ed07847339aedfac8e02f50db68c702e52Dmitry Shmidt wpabuf_free(buf); 195068d0e3ed07847339aedfac8e02f50db68c702e52Dmitry Shmidt return NULL; 195168d0e3ed07847339aedfac8e02f50db68c702e52Dmitry Shmidt } 19528d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 195361d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt#ifdef CONFIG_WIFI_DISPLAY 195461d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt if (p2p->wfd_ie_probe_resp) 195561d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt wpabuf_put_buf(buf, p2p->wfd_ie_probe_resp); 195661d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt#endif /* CONFIG_WIFI_DISPLAY */ 195761d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt 19588d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt /* P2P IE */ 19598d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt len = p2p_buf_add_ie_hdr(buf); 196004949598a23f501be6eec21697465fd46a28840aDmitry Shmidt p2p_buf_add_capability(buf, p2p->dev_capab & 196104949598a23f501be6eec21697465fd46a28840aDmitry Shmidt ~P2P_DEV_CAPAB_CLIENT_DISCOVERABILITY, 0); 19628d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (p2p->ext_listen_interval) 19638d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_buf_add_ext_listen_timing(buf, p2p->ext_listen_period, 19648d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->ext_listen_interval); 19658d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_buf_add_device_info(buf, p2p, NULL); 19668d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_buf_update_ie_hdr(buf, len); 19678d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 19688d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return buf; 19698d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 19708d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 19718d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 197204949598a23f501be6eec21697465fd46a28840aDmitry Shmidtstatic enum p2p_probe_req_status 197304949598a23f501be6eec21697465fd46a28840aDmitry Shmidtp2p_reply_probe(struct p2p_data *p2p, const u8 *addr, const u8 *dst, 197404949598a23f501be6eec21697465fd46a28840aDmitry Shmidt const u8 *bssid, const u8 *ie, size_t ie_len) 19758d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 19768d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt struct ieee802_11_elems elems; 19778d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt struct wpabuf *buf; 19788d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt struct ieee80211_mgmt *resp; 19791f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt struct p2p_message msg; 19808d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt struct wpabuf *ies; 19818d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 19828d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (!p2p->in_listen || !p2p->drv_in_listen) { 19838d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt /* not in Listen state - ignore Probe Request */ 19847f93d6fa14a343127754c33a03cf2f641b6ff6e4Dmitry Shmidt p2p_dbg(p2p, "Not in Listen state (in_listen=%d drv_in_listen=%d) - ignore Probe Request", 19857f93d6fa14a343127754c33a03cf2f641b6ff6e4Dmitry Shmidt p2p->in_listen, p2p->drv_in_listen); 198604949598a23f501be6eec21697465fd46a28840aDmitry Shmidt return P2P_PREQ_NOT_LISTEN; 19878d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 19888d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 19898d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (ieee802_11_parse_elems((u8 *) ie, ie_len, &elems, 0) == 19908d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt ParseFailed) { 19918d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt /* Ignore invalid Probe Request frames */ 1992ec58b164a608cbc1d99e71bb3d86ef4b263377dcDmitry Shmidt p2p_dbg(p2p, "Could not parse Probe Request frame - ignore it"); 199304949598a23f501be6eec21697465fd46a28840aDmitry Shmidt return P2P_PREQ_MALFORMED; 19948d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 19958d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 19968d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (elems.p2p == NULL) { 19978d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt /* not a P2P probe - ignore it */ 1998ec58b164a608cbc1d99e71bb3d86ef4b263377dcDmitry Shmidt p2p_dbg(p2p, "Not a P2P probe - ignore it"); 199904949598a23f501be6eec21697465fd46a28840aDmitry Shmidt return P2P_PREQ_NOT_P2P; 20008d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 20018d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 20021f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt if (dst && !is_broadcast_ether_addr(dst) && 20031f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt os_memcmp(dst, p2p->cfg->dev_addr, ETH_ALEN) != 0) { 20041f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt /* Not sent to the broadcast address or our P2P Device Address 20051f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt */ 2006ec58b164a608cbc1d99e71bb3d86ef4b263377dcDmitry Shmidt p2p_dbg(p2p, "Probe Req DA " MACSTR " not ours - ignore it", 2007ec58b164a608cbc1d99e71bb3d86ef4b263377dcDmitry Shmidt MAC2STR(dst)); 200804949598a23f501be6eec21697465fd46a28840aDmitry Shmidt return P2P_PREQ_NOT_PROCESSED; 20091f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt } 20101f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt 20111f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt if (bssid && !is_broadcast_ether_addr(bssid)) { 20121f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt /* Not sent to the Wildcard BSSID */ 2013ec58b164a608cbc1d99e71bb3d86ef4b263377dcDmitry Shmidt p2p_dbg(p2p, "Probe Req BSSID " MACSTR " not wildcard - ignore it", 2014ec58b164a608cbc1d99e71bb3d86ef4b263377dcDmitry Shmidt MAC2STR(bssid)); 201504949598a23f501be6eec21697465fd46a28840aDmitry Shmidt return P2P_PREQ_NOT_PROCESSED; 20161f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt } 20171f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt 20188d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (elems.ssid == NULL || elems.ssid_len != P2P_WILDCARD_SSID_LEN || 20198d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_memcmp(elems.ssid, P2P_WILDCARD_SSID, P2P_WILDCARD_SSID_LEN) != 20208d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 0) { 20218d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt /* not using P2P Wildcard SSID - ignore */ 2022ec58b164a608cbc1d99e71bb3d86ef4b263377dcDmitry Shmidt p2p_dbg(p2p, "Probe Req not using P2P Wildcard SSID - ignore it"); 202304949598a23f501be6eec21697465fd46a28840aDmitry Shmidt return P2P_PREQ_NOT_PROCESSED; 20248d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 20258d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 20261f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt if (supp_rates_11b_only(&elems)) { 20271f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt /* Indicates support for 11b rates only */ 2028ec58b164a608cbc1d99e71bb3d86ef4b263377dcDmitry Shmidt p2p_dbg(p2p, "Probe Req with 11b rates only supported - ignore it"); 202904949598a23f501be6eec21697465fd46a28840aDmitry Shmidt return P2P_PREQ_NOT_P2P; 20301f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt } 20311f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt 20321f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt os_memset(&msg, 0, sizeof(msg)); 20331f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt if (p2p_parse_ies(ie, ie_len, &msg) < 0) { 20341f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt /* Could not parse P2P attributes */ 2035ec58b164a608cbc1d99e71bb3d86ef4b263377dcDmitry Shmidt p2p_dbg(p2p, "Could not parse P2P attributes in Probe Req - ignore it"); 203604949598a23f501be6eec21697465fd46a28840aDmitry Shmidt return P2P_PREQ_NOT_P2P; 20371f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt } 20381f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt 20391f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt if (msg.device_id && 204004949598a23f501be6eec21697465fd46a28840aDmitry Shmidt os_memcmp(msg.device_id, p2p->cfg->dev_addr, ETH_ALEN) != 0) { 20411f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt /* Device ID did not match */ 2042ec58b164a608cbc1d99e71bb3d86ef4b263377dcDmitry Shmidt p2p_dbg(p2p, "Probe Req requested Device ID " MACSTR " did not match - ignore it", 2043ec58b164a608cbc1d99e71bb3d86ef4b263377dcDmitry Shmidt MAC2STR(msg.device_id)); 20441f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt p2p_parse_free(&msg); 204504949598a23f501be6eec21697465fd46a28840aDmitry Shmidt return P2P_PREQ_NOT_PROCESSED; 20461f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt } 20471f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt 20488d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt /* Check Requested Device Type match */ 20491f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt if (msg.wps_attributes && 20501f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt !p2p_match_dev_type(p2p, msg.wps_attributes)) { 20518d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt /* No match with Requested Device Type */ 2052ec58b164a608cbc1d99e71bb3d86ef4b263377dcDmitry Shmidt p2p_dbg(p2p, "Probe Req requestred Device Type did not match - ignore it"); 20531f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt p2p_parse_free(&msg); 205404949598a23f501be6eec21697465fd46a28840aDmitry Shmidt return P2P_PREQ_NOT_PROCESSED; 20558d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 20561f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt p2p_parse_free(&msg); 20578d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 205804949598a23f501be6eec21697465fd46a28840aDmitry Shmidt if (!p2p->cfg->send_probe_resp) { 205904949598a23f501be6eec21697465fd46a28840aDmitry Shmidt /* Response generated elsewhere */ 2060ec58b164a608cbc1d99e71bb3d86ef4b263377dcDmitry Shmidt p2p_dbg(p2p, "Probe Resp generated elsewhere - do not generate additional response"); 206104949598a23f501be6eec21697465fd46a28840aDmitry Shmidt return P2P_PREQ_NOT_PROCESSED; 206204949598a23f501be6eec21697465fd46a28840aDmitry Shmidt } 20638d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 2064b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt p2p_dbg(p2p, "Reply to P2P Probe Request in Listen state"); 20658d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 20668d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt /* 20678d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * We do not really have a specific BSS that this frame is advertising, 20688d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * so build a frame that has some information in valid format. This is 20698d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * really only used for discovery purposes, not to learn exact BSS 20708d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * parameters. 20718d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt */ 20728d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt ies = p2p_build_probe_resp_ies(p2p); 20738d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (ies == NULL) 207404949598a23f501be6eec21697465fd46a28840aDmitry Shmidt return P2P_PREQ_NOT_PROCESSED; 20758d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 20768d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt buf = wpabuf_alloc(200 + wpabuf_len(ies)); 20778d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (buf == NULL) { 20788d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpabuf_free(ies); 207904949598a23f501be6eec21697465fd46a28840aDmitry Shmidt return P2P_PREQ_NOT_PROCESSED; 20808d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 20818d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 20828d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt resp = NULL; 20838d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt resp = wpabuf_put(buf, resp->u.probe_resp.variable - (u8 *) resp); 20848d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 20858d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt resp->frame_control = host_to_le16((WLAN_FC_TYPE_MGMT << 2) | 20868d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt (WLAN_FC_STYPE_PROBE_RESP << 4)); 20878d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_memcpy(resp->da, addr, ETH_ALEN); 20888d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_memcpy(resp->sa, p2p->cfg->dev_addr, ETH_ALEN); 20898d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_memcpy(resp->bssid, p2p->cfg->dev_addr, ETH_ALEN); 20908d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt resp->u.probe_resp.beacon_int = host_to_le16(100); 20918d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt /* hardware or low-level driver will setup seq_ctrl and timestamp */ 20928d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt resp->u.probe_resp.capab_info = 20938d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt host_to_le16(WLAN_CAPABILITY_SHORT_PREAMBLE | 20948d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt WLAN_CAPABILITY_PRIVACY | 20958d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt WLAN_CAPABILITY_SHORT_SLOT_TIME); 20968d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 20978d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpabuf_put_u8(buf, WLAN_EID_SSID); 20988d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpabuf_put_u8(buf, P2P_WILDCARD_SSID_LEN); 20998d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpabuf_put_data(buf, P2P_WILDCARD_SSID, P2P_WILDCARD_SSID_LEN); 21008d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 21018d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpabuf_put_u8(buf, WLAN_EID_SUPP_RATES); 21028d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpabuf_put_u8(buf, 8); 21038d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpabuf_put_u8(buf, (60 / 5) | 0x80); 21048d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpabuf_put_u8(buf, 90 / 5); 21058d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpabuf_put_u8(buf, (120 / 5) | 0x80); 21068d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpabuf_put_u8(buf, 180 / 5); 21078d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpabuf_put_u8(buf, (240 / 5) | 0x80); 21088d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpabuf_put_u8(buf, 360 / 5); 21098d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpabuf_put_u8(buf, 480 / 5); 21108d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpabuf_put_u8(buf, 540 / 5); 21118d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 21128d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpabuf_put_u8(buf, WLAN_EID_DS_PARAMS); 21138d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpabuf_put_u8(buf, 1); 21148d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpabuf_put_u8(buf, p2p->cfg->channel); 21158d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 21168d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpabuf_put_buf(buf, ies); 21178d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpabuf_free(ies); 21188d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 21198d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->cfg->send_probe_resp(p2p->cfg->cb_ctx, buf); 21208d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 21218d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpabuf_free(buf); 212204949598a23f501be6eec21697465fd46a28840aDmitry Shmidt 212304949598a23f501be6eec21697465fd46a28840aDmitry Shmidt return P2P_PREQ_NOT_PROCESSED; 21248d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 21258d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 21268d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 212704949598a23f501be6eec21697465fd46a28840aDmitry Shmidtenum p2p_probe_req_status 212804949598a23f501be6eec21697465fd46a28840aDmitry Shmidtp2p_probe_req_rx(struct p2p_data *p2p, const u8 *addr, const u8 *dst, 212904949598a23f501be6eec21697465fd46a28840aDmitry Shmidt const u8 *bssid, const u8 *ie, size_t ie_len) 21308d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 213104949598a23f501be6eec21697465fd46a28840aDmitry Shmidt enum p2p_probe_req_status res; 213204949598a23f501be6eec21697465fd46a28840aDmitry Shmidt 21338d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_add_dev_from_probe_req(p2p, addr, ie, ie_len); 21348d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 213504949598a23f501be6eec21697465fd46a28840aDmitry Shmidt res = p2p_reply_probe(p2p, addr, dst, bssid, ie, ie_len); 21368d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 21378d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if ((p2p->state == P2P_CONNECT || p2p->state == P2P_CONNECT_LISTEN) && 21388d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->go_neg_peer && 21398d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_memcmp(addr, p2p->go_neg_peer->info.p2p_device_addr, ETH_ALEN) 21409cdf1b905fae57dea42506a1af67f6ece544b261Dmitry Shmidt == 0 && 21419cdf1b905fae57dea42506a1af67f6ece544b261Dmitry Shmidt !(p2p->go_neg_peer->flags & P2P_DEV_WAIT_GO_NEG_CONFIRM)) { 21428d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt /* Received a Probe Request from GO Negotiation peer */ 2143b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt p2p_dbg(p2p, "Found GO Negotiation peer - try to start GO negotiation from timeout"); 21449cdf1b905fae57dea42506a1af67f6ece544b261Dmitry Shmidt eloop_cancel_timeout(p2p_go_neg_start, p2p, NULL); 21458d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt eloop_register_timeout(0, 0, p2p_go_neg_start, p2p, NULL); 214604949598a23f501be6eec21697465fd46a28840aDmitry Shmidt return P2P_PREQ_PROCESSED; 21478d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 21488d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 21498d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if ((p2p->state == P2P_INVITE || p2p->state == P2P_INVITE_LISTEN) && 21508d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->invite_peer && 21513c4793790bf06f1fe08a2ddf604c9caa855151f1Dmitry Shmidt (p2p->invite_peer->flags & P2P_DEV_WAIT_INV_REQ_ACK) && 21528d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_memcmp(addr, p2p->invite_peer->info.p2p_device_addr, ETH_ALEN) 21538d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt == 0) { 21548d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt /* Received a Probe Request from Invite peer */ 2155b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt p2p_dbg(p2p, "Found Invite peer - try to start Invite from timeout"); 21567f93d6fa14a343127754c33a03cf2f641b6ff6e4Dmitry Shmidt eloop_cancel_timeout(p2p_invite_start, p2p, NULL); 21578d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt eloop_register_timeout(0, 0, p2p_invite_start, p2p, NULL); 215804949598a23f501be6eec21697465fd46a28840aDmitry Shmidt return P2P_PREQ_PROCESSED; 21598d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 21608d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 216104949598a23f501be6eec21697465fd46a28840aDmitry Shmidt return res; 21628d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 21638d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 21648d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 21658d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtstatic int p2p_assoc_req_ie_wlan_ap(struct p2p_data *p2p, const u8 *bssid, 21668d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt u8 *buf, size_t len, struct wpabuf *p2p_ie) 21678d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 21688d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt struct wpabuf *tmp; 21698d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt u8 *lpos; 21708d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt size_t tmplen; 21718d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt int res; 21728d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt u8 group_capab; 21738d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 21748d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (p2p_ie == NULL) 21758d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return 0; /* WLAN AP is not a P2P manager */ 21768d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 21778d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt /* 21788d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * (Re)Association Request - P2P IE 21798d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * P2P Capability attribute (shall be present) 21808d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * P2P Interface attribute (present if concurrent device and 21818d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * P2P Management is enabled) 21828d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt */ 21838d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt tmp = wpabuf_alloc(200); 21848d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (tmp == NULL) 21858d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return -1; 21868d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 21878d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt lpos = p2p_buf_add_ie_hdr(tmp); 21888d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt group_capab = 0; 21898d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (p2p->num_groups > 0) { 21908d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt group_capab |= P2P_GROUP_CAPAB_GROUP_OWNER; 21918d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if ((p2p->dev_capab & P2P_DEV_CAPAB_CONCURRENT_OPER) && 21928d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt (p2p->dev_capab & P2P_DEV_CAPAB_INFRA_MANAGED) && 21938d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->cross_connect) 21948d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt group_capab |= P2P_GROUP_CAPAB_CROSS_CONN; 21958d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 21968d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_buf_add_capability(tmp, p2p->dev_capab, group_capab); 21978d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if ((p2p->dev_capab & P2P_DEV_CAPAB_CONCURRENT_OPER) && 21988d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt (p2p->dev_capab & P2P_DEV_CAPAB_INFRA_MANAGED)) 21998d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_buf_add_p2p_interface(tmp, p2p); 22008d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_buf_update_ie_hdr(tmp, lpos); 22018d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 22028d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt tmplen = wpabuf_len(tmp); 22038d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (tmplen > len) 22048d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt res = -1; 22058d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt else { 22068d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_memcpy(buf, wpabuf_head(tmp), tmplen); 22078d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt res = tmplen; 22088d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 22098d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpabuf_free(tmp); 22108d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 22118d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return res; 22128d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 22138d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 22148d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 22158d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtint p2p_assoc_req_ie(struct p2p_data *p2p, const u8 *bssid, u8 *buf, 22168d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt size_t len, int p2p_group, struct wpabuf *p2p_ie) 22178d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 22188d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt struct wpabuf *tmp; 22198d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt u8 *lpos; 22208d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt struct p2p_device *peer; 22218d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt size_t tmplen; 22228d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt int res; 222361d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt size_t extra = 0; 22248d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 22258d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (!p2p_group) 22268d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return p2p_assoc_req_ie_wlan_ap(p2p, bssid, buf, len, p2p_ie); 22278d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 222861d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt#ifdef CONFIG_WIFI_DISPLAY 222961d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt if (p2p->wfd_ie_assoc_req) 223061d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt extra = wpabuf_len(p2p->wfd_ie_assoc_req); 223161d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt#endif /* CONFIG_WIFI_DISPLAY */ 223261d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt 22338d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt /* 22348d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * (Re)Association Request - P2P IE 22358d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * P2P Capability attribute (shall be present) 22368d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * Extended Listen Timing (may be present) 22378d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * P2P Device Info attribute (shall be present) 22388d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt */ 223961d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt tmp = wpabuf_alloc(200 + extra); 22408d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (tmp == NULL) 22418d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return -1; 22428d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 224361d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt#ifdef CONFIG_WIFI_DISPLAY 224461d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt if (p2p->wfd_ie_assoc_req) 224561d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt wpabuf_put_buf(tmp, p2p->wfd_ie_assoc_req); 224661d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt#endif /* CONFIG_WIFI_DISPLAY */ 224761d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt 22488d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt peer = bssid ? p2p_get_device(p2p, bssid) : NULL; 22498d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 22508d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt lpos = p2p_buf_add_ie_hdr(tmp); 22518d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_buf_add_capability(tmp, p2p->dev_capab, 0); 22528d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (p2p->ext_listen_interval) 22538d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_buf_add_ext_listen_timing(tmp, p2p->ext_listen_period, 22548d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->ext_listen_interval); 22558d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_buf_add_device_info(tmp, p2p, peer); 22568d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_buf_update_ie_hdr(tmp, lpos); 22578d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 22588d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt tmplen = wpabuf_len(tmp); 22598d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (tmplen > len) 22608d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt res = -1; 22618d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt else { 22628d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_memcpy(buf, wpabuf_head(tmp), tmplen); 22638d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt res = tmplen; 22648d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 22658d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpabuf_free(tmp); 22668d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 22678d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return res; 22688d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 22698d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 22708d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 22718d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtint p2p_scan_result_text(const u8 *ies, size_t ies_len, char *buf, char *end) 22728d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 22738d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt struct wpabuf *p2p_ie; 22748d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt int ret; 22758d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 22768d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_ie = ieee802_11_vendor_ie_concat(ies, ies_len, P2P_IE_VENDOR_TYPE); 22778d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (p2p_ie == NULL) 22788d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return 0; 22798d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 22808d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt ret = p2p_attr_text(p2p_ie, buf, end); 22818d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpabuf_free(p2p_ie); 22828d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return ret; 22838d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 22848d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 22858d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 228604949598a23f501be6eec21697465fd46a28840aDmitry Shmidtint p2p_parse_dev_addr_in_p2p_ie(struct wpabuf *p2p_ie, u8 *dev_addr) 2287c5ec7f57ead87efa365800228aa0b09a12d9e6c4Dmitry Shmidt{ 2288c5ec7f57ead87efa365800228aa0b09a12d9e6c4Dmitry Shmidt struct p2p_message msg; 2289c5ec7f57ead87efa365800228aa0b09a12d9e6c4Dmitry Shmidt 2290c5ec7f57ead87efa365800228aa0b09a12d9e6c4Dmitry Shmidt os_memset(&msg, 0, sizeof(msg)); 229104949598a23f501be6eec21697465fd46a28840aDmitry Shmidt if (p2p_parse_p2p_ie(p2p_ie, &msg)) 2292c5ec7f57ead87efa365800228aa0b09a12d9e6c4Dmitry Shmidt return -1; 2293c5ec7f57ead87efa365800228aa0b09a12d9e6c4Dmitry Shmidt 229404949598a23f501be6eec21697465fd46a28840aDmitry Shmidt if (msg.p2p_device_addr) { 229504949598a23f501be6eec21697465fd46a28840aDmitry Shmidt os_memcpy(dev_addr, msg.p2p_device_addr, ETH_ALEN); 229604949598a23f501be6eec21697465fd46a28840aDmitry Shmidt return 0; 229704949598a23f501be6eec21697465fd46a28840aDmitry Shmidt } else if (msg.device_id) { 229804949598a23f501be6eec21697465fd46a28840aDmitry Shmidt os_memcpy(dev_addr, msg.device_id, ETH_ALEN); 229904949598a23f501be6eec21697465fd46a28840aDmitry Shmidt return 0; 2300c5ec7f57ead87efa365800228aa0b09a12d9e6c4Dmitry Shmidt } 230104949598a23f501be6eec21697465fd46a28840aDmitry Shmidt return -1; 230204949598a23f501be6eec21697465fd46a28840aDmitry Shmidt} 2303c5ec7f57ead87efa365800228aa0b09a12d9e6c4Dmitry Shmidt 230404949598a23f501be6eec21697465fd46a28840aDmitry Shmidt 230504949598a23f501be6eec21697465fd46a28840aDmitry Shmidtint p2p_parse_dev_addr(const u8 *ies, size_t ies_len, u8 *dev_addr) 230604949598a23f501be6eec21697465fd46a28840aDmitry Shmidt{ 230704949598a23f501be6eec21697465fd46a28840aDmitry Shmidt struct wpabuf *p2p_ie; 230804949598a23f501be6eec21697465fd46a28840aDmitry Shmidt int ret; 230904949598a23f501be6eec21697465fd46a28840aDmitry Shmidt 231004949598a23f501be6eec21697465fd46a28840aDmitry Shmidt p2p_ie = ieee802_11_vendor_ie_concat(ies, ies_len, 231104949598a23f501be6eec21697465fd46a28840aDmitry Shmidt P2P_IE_VENDOR_TYPE); 231204949598a23f501be6eec21697465fd46a28840aDmitry Shmidt if (p2p_ie == NULL) 231304949598a23f501be6eec21697465fd46a28840aDmitry Shmidt return -1; 231404949598a23f501be6eec21697465fd46a28840aDmitry Shmidt ret = p2p_parse_dev_addr_in_p2p_ie(p2p_ie, dev_addr); 2315c5ec7f57ead87efa365800228aa0b09a12d9e6c4Dmitry Shmidt wpabuf_free(p2p_ie); 231604949598a23f501be6eec21697465fd46a28840aDmitry Shmidt return ret; 2317c5ec7f57ead87efa365800228aa0b09a12d9e6c4Dmitry Shmidt} 2318c5ec7f57ead87efa365800228aa0b09a12d9e6c4Dmitry Shmidt 2319c5ec7f57ead87efa365800228aa0b09a12d9e6c4Dmitry Shmidt 23208d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtstatic void p2p_clear_go_neg(struct p2p_data *p2p) 23218d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 23228d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->go_neg_peer = NULL; 23238d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_clear_timeout(p2p); 23248d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_set_state(p2p, P2P_IDLE); 23258d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 23268d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 23278d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 23288d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtvoid p2p_wps_success_cb(struct p2p_data *p2p, const u8 *mac_addr) 23298d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 23308d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (p2p->go_neg_peer == NULL) { 2331b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt p2p_dbg(p2p, "No pending Group Formation - ignore WPS registration success notification"); 23328d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return; /* No pending Group Formation */ 23338d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 23348d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 23358d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (os_memcmp(mac_addr, p2p->go_neg_peer->intended_addr, ETH_ALEN) != 23368d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 0) { 2337b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt p2p_dbg(p2p, "Ignore WPS registration success notification for " 2338b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt MACSTR " (GO Negotiation peer " MACSTR ")", 23398d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt MAC2STR(mac_addr), 23408d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt MAC2STR(p2p->go_neg_peer->intended_addr)); 23418d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return; /* Ignore unexpected peer address */ 23428d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 23438d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 2344b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt p2p_dbg(p2p, "Group Formation completed successfully with " MACSTR, 23458d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt MAC2STR(mac_addr)); 23468d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 23478d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_clear_go_neg(p2p); 23488d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 23498d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 23508d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 23518d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtvoid p2p_group_formation_failed(struct p2p_data *p2p) 23528d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 23538d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (p2p->go_neg_peer == NULL) { 2354b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt p2p_dbg(p2p, "No pending Group Formation - ignore group formation failure notification"); 23558d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return; /* No pending Group Formation */ 23568d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 23578d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 2358b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt p2p_dbg(p2p, "Group Formation failed with " MACSTR, 23598d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt MAC2STR(p2p->go_neg_peer->intended_addr)); 23608d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 23618d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_clear_go_neg(p2p); 23628d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 23638d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 23648d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 23658d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtstruct p2p_data * p2p_init(const struct p2p_config *cfg) 23668d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 23678d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt struct p2p_data *p2p; 23688d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 23698d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (cfg->max_peers < 1) 23708d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return NULL; 23718d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 23728d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p = os_zalloc(sizeof(*p2p) + sizeof(*cfg)); 23738d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (p2p == NULL) 23748d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return NULL; 23758d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->cfg = (struct p2p_config *) (p2p + 1); 23768d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_memcpy(p2p->cfg, cfg, sizeof(*cfg)); 23778d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (cfg->dev_name) 23788d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->cfg->dev_name = os_strdup(cfg->dev_name); 23798d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (cfg->manufacturer) 23808d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->cfg->manufacturer = os_strdup(cfg->manufacturer); 23818d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (cfg->model_name) 23828d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->cfg->model_name = os_strdup(cfg->model_name); 23838d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (cfg->model_number) 23848d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->cfg->model_number = os_strdup(cfg->model_number); 23858d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (cfg->serial_number) 23868d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->cfg->serial_number = os_strdup(cfg->serial_number); 238704949598a23f501be6eec21697465fd46a28840aDmitry Shmidt if (cfg->pref_chan) { 238804949598a23f501be6eec21697465fd46a28840aDmitry Shmidt p2p->cfg->pref_chan = os_malloc(cfg->num_pref_chan * 238904949598a23f501be6eec21697465fd46a28840aDmitry Shmidt sizeof(struct p2p_channel)); 239004949598a23f501be6eec21697465fd46a28840aDmitry Shmidt if (p2p->cfg->pref_chan) { 239104949598a23f501be6eec21697465fd46a28840aDmitry Shmidt os_memcpy(p2p->cfg->pref_chan, cfg->pref_chan, 239204949598a23f501be6eec21697465fd46a28840aDmitry Shmidt cfg->num_pref_chan * 239304949598a23f501be6eec21697465fd46a28840aDmitry Shmidt sizeof(struct p2p_channel)); 239404949598a23f501be6eec21697465fd46a28840aDmitry Shmidt } else 239504949598a23f501be6eec21697465fd46a28840aDmitry Shmidt p2p->cfg->num_pref_chan = 0; 239604949598a23f501be6eec21697465fd46a28840aDmitry Shmidt } 239704949598a23f501be6eec21697465fd46a28840aDmitry Shmidt 23988d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->min_disc_int = 1; 23998d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->max_disc_int = 3; 2400d5e4923d04122f81300fa68fb07d64ede28fd44dDmitry Shmidt p2p->max_disc_tu = -1; 24018d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 24028d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_get_random(&p2p->next_tie_breaker, 1); 24038d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->next_tie_breaker &= 0x01; 24048d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (cfg->sd_request) 24058d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->dev_capab |= P2P_DEV_CAPAB_SERVICE_DISCOVERY; 24068d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->dev_capab |= P2P_DEV_CAPAB_INVITATION_PROCEDURE; 24078d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (cfg->concurrent_operations) 24088d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->dev_capab |= P2P_DEV_CAPAB_CONCURRENT_OPER; 24098d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->dev_capab |= P2P_DEV_CAPAB_CLIENT_DISCOVERABILITY; 24108d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 24118d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt dl_list_init(&p2p->devices); 24128d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 24138d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt eloop_register_timeout(P2P_PEER_EXPIRATION_INTERVAL, 0, 24148d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_expiration_timeout, p2p, NULL); 24158d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 241661d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt p2p->go_timeout = 100; 241761d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt p2p->client_timeout = 20; 241813ca8d8ea51a1aa5e24c6c956473a11b0c7daed4Dmitry Shmidt p2p->num_p2p_sd_queries = 0; 241961d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt 242068d0e3ed07847339aedfac8e02f50db68c702e52Dmitry Shmidt p2p_dbg(p2p, "initialized"); 242168d0e3ed07847339aedfac8e02f50db68c702e52Dmitry Shmidt p2p_channels_dump(p2p, "channels", &p2p->cfg->channels); 242268d0e3ed07847339aedfac8e02f50db68c702e52Dmitry Shmidt p2p_channels_dump(p2p, "cli_channels", &p2p->cfg->cli_channels); 242368d0e3ed07847339aedfac8e02f50db68c702e52Dmitry Shmidt 24248d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return p2p; 24258d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 24268d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 24278d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 24288d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtvoid p2p_deinit(struct p2p_data *p2p) 24298d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 243061d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt#ifdef CONFIG_WIFI_DISPLAY 243161d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt wpabuf_free(p2p->wfd_ie_beacon); 243261d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt wpabuf_free(p2p->wfd_ie_probe_req); 243361d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt wpabuf_free(p2p->wfd_ie_probe_resp); 243461d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt wpabuf_free(p2p->wfd_ie_assoc_req); 243561d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt wpabuf_free(p2p->wfd_ie_invitation); 243661d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt wpabuf_free(p2p->wfd_ie_prov_disc_req); 243761d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt wpabuf_free(p2p->wfd_ie_prov_disc_resp); 243861d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt wpabuf_free(p2p->wfd_ie_go_neg); 243961d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt wpabuf_free(p2p->wfd_dev_info); 244061d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt wpabuf_free(p2p->wfd_assoc_bssid); 244161d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt wpabuf_free(p2p->wfd_coupled_sink_info); 244261d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt#endif /* CONFIG_WIFI_DISPLAY */ 244361d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt 24448d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt eloop_cancel_timeout(p2p_expiration_timeout, p2p, NULL); 24458d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt eloop_cancel_timeout(p2p_ext_listen_timeout, p2p, NULL); 24468d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt eloop_cancel_timeout(p2p_scan_timeout, p2p, NULL); 24479cdf1b905fae57dea42506a1af67f6ece544b261Dmitry Shmidt eloop_cancel_timeout(p2p_go_neg_start, p2p, NULL); 24488d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_flush(p2p); 24498d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_free_req_dev_types(p2p); 24508d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_free(p2p->cfg->dev_name); 24518d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_free(p2p->cfg->manufacturer); 24528d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_free(p2p->cfg->model_name); 24538d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_free(p2p->cfg->model_number); 24548d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_free(p2p->cfg->serial_number); 245504949598a23f501be6eec21697465fd46a28840aDmitry Shmidt os_free(p2p->cfg->pref_chan); 24568d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_free(p2p->groups); 24578d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpabuf_free(p2p->sd_resp); 24588d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_free(p2p->after_scan_tx); 24598d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_remove_wps_vendor_extensions(p2p); 246068d0e3ed07847339aedfac8e02f50db68c702e52Dmitry Shmidt os_free(p2p->no_go_freq.range); 24618d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_free(p2p); 24628d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 24638d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 24648d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 24658d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtvoid p2p_flush(struct p2p_data *p2p) 24668d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 24678d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt struct p2p_device *dev, *prev; 246804949598a23f501be6eec21697465fd46a28840aDmitry Shmidt p2p_stop_find(p2p); 24698d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt dl_list_for_each_safe(dev, prev, &p2p->devices, struct p2p_device, 24708d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt list) { 24718d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt dl_list_del(&dev->list); 24728d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_device_free(p2p, dev); 24738d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 24748d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_free_sd_queries(p2p); 24758d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_free(p2p->after_scan_tx); 24768d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->after_scan_tx = NULL; 24778d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 24788d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 24798d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 24808d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtint p2p_unauthorize(struct p2p_data *p2p, const u8 *addr) 24818d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 24828d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt struct p2p_device *dev; 24838d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 24848d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt dev = p2p_get_device(p2p, addr); 24858d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (dev == NULL) 24868d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return -1; 24878d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 2488b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt p2p_dbg(p2p, "Unauthorizing " MACSTR, MAC2STR(addr)); 24898d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 24908d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (p2p->go_neg_peer == dev) 24918d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->go_neg_peer = NULL; 24928d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 24938d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt dev->wps_method = WPS_NOT_READY; 2494cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt dev->oob_pw_id = 0; 24958d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt dev->flags &= ~P2P_DEV_WAIT_GO_NEG_RESPONSE; 24968d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt dev->flags &= ~P2P_DEV_WAIT_GO_NEG_CONFIRM; 24978d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 24988d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt /* Check if after_scan_tx is for this peer. If so free it */ 24998d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (p2p->after_scan_tx && 25008d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_memcmp(addr, p2p->after_scan_tx->dst, ETH_ALEN) == 0) { 25018d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_free(p2p->after_scan_tx); 25028d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->after_scan_tx = NULL; 25038d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 25048d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 25058d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return 0; 25068d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 25078d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 25088d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 25098d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtint p2p_set_dev_name(struct p2p_data *p2p, const char *dev_name) 25108d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 25118d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_free(p2p->cfg->dev_name); 25128d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (dev_name) { 25138d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->cfg->dev_name = os_strdup(dev_name); 25148d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (p2p->cfg->dev_name == NULL) 25158d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return -1; 25168d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } else 25178d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->cfg->dev_name = NULL; 25188d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return 0; 25198d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 25208d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 25218d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 25228d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtint p2p_set_manufacturer(struct p2p_data *p2p, const char *manufacturer) 25238d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 25248d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_free(p2p->cfg->manufacturer); 25258d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->cfg->manufacturer = NULL; 25268d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (manufacturer) { 25278d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->cfg->manufacturer = os_strdup(manufacturer); 25288d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (p2p->cfg->manufacturer == NULL) 25298d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return -1; 25308d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 25318d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 25328d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return 0; 25338d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 25348d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 25358d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 25368d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtint p2p_set_model_name(struct p2p_data *p2p, const char *model_name) 25378d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 25388d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_free(p2p->cfg->model_name); 25398d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->cfg->model_name = NULL; 25408d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (model_name) { 25418d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->cfg->model_name = os_strdup(model_name); 25428d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (p2p->cfg->model_name == NULL) 25438d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return -1; 25448d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 25458d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 25468d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return 0; 25478d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 25488d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 25498d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 25508d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtint p2p_set_model_number(struct p2p_data *p2p, const char *model_number) 25518d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 25528d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_free(p2p->cfg->model_number); 25538d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->cfg->model_number = NULL; 25548d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (model_number) { 25558d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->cfg->model_number = os_strdup(model_number); 25568d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (p2p->cfg->model_number == NULL) 25578d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return -1; 25588d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 25598d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 25608d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return 0; 25618d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 25628d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 25638d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 25648d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtint p2p_set_serial_number(struct p2p_data *p2p, const char *serial_number) 25658d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 25668d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_free(p2p->cfg->serial_number); 25678d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->cfg->serial_number = NULL; 25688d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (serial_number) { 25698d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->cfg->serial_number = os_strdup(serial_number); 25708d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (p2p->cfg->serial_number == NULL) 25718d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return -1; 25728d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 25738d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 25748d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return 0; 25758d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 25768d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 25778d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 25788d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtvoid p2p_set_config_methods(struct p2p_data *p2p, u16 config_methods) 25798d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 25808d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->cfg->config_methods = config_methods; 25818d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 25828d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 25838d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 25848d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtvoid p2p_set_uuid(struct p2p_data *p2p, const u8 *uuid) 25858d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 25868d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_memcpy(p2p->cfg->uuid, uuid, 16); 25878d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 25888d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 25898d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 25908d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtint p2p_set_pri_dev_type(struct p2p_data *p2p, const u8 *pri_dev_type) 25918d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 25928d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_memcpy(p2p->cfg->pri_dev_type, pri_dev_type, 8); 25938d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return 0; 25948d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 25958d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 25968d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 25978d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtint p2p_set_sec_dev_types(struct p2p_data *p2p, const u8 dev_types[][8], 25988d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt size_t num_dev_types) 25998d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 26008d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (num_dev_types > P2P_SEC_DEVICE_TYPES) 26018d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt num_dev_types = P2P_SEC_DEVICE_TYPES; 26028d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->cfg->num_sec_dev_types = num_dev_types; 26038d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_memcpy(p2p->cfg->sec_dev_type, dev_types, num_dev_types * 8); 26048d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return 0; 26058d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 26068d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 26078d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 26088d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtvoid p2p_remove_wps_vendor_extensions(struct p2p_data *p2p) 26098d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 26108d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt int i; 26118d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 26128d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt for (i = 0; i < P2P_MAX_WPS_VENDOR_EXT; i++) { 26138d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpabuf_free(p2p->wps_vendor_ext[i]); 26148d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->wps_vendor_ext[i] = NULL; 26158d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 26168d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 26178d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 26188d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 26198d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtint p2p_add_wps_vendor_extension(struct p2p_data *p2p, 26208d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt const struct wpabuf *vendor_ext) 26218d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 26228d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt int i; 26238d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 26248d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (vendor_ext == NULL) 26258d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return -1; 26268d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 26278d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt for (i = 0; i < P2P_MAX_WPS_VENDOR_EXT; i++) { 26288d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (p2p->wps_vendor_ext[i] == NULL) 26298d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt break; 26308d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 26318d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (i >= P2P_MAX_WPS_VENDOR_EXT) 26328d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return -1; 26338d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 26348d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->wps_vendor_ext[i] = wpabuf_dup(vendor_ext); 26358d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (p2p->wps_vendor_ext[i] == NULL) 26368d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return -1; 26378d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 26388d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return 0; 26398d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 26408d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 26418d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 26428d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtint p2p_set_country(struct p2p_data *p2p, const char *country) 26438d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 26448d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_memcpy(p2p->cfg->country, country, 3); 26458d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return 0; 26468d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 26478d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 26488d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 26498d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtvoid p2p_continue_find(struct p2p_data *p2p) 26508d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 26518d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt struct p2p_device *dev; 26528d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_set_state(p2p, P2P_SEARCH); 26538d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt dl_list_for_each(dev, &p2p->devices, struct p2p_device, list) { 265413ca8d8ea51a1aa5e24c6c956473a11b0c7daed4Dmitry Shmidt if (dev->sd_pending_bcast_queries == 0) { 265513ca8d8ea51a1aa5e24c6c956473a11b0c7daed4Dmitry Shmidt /* Initialize with total number of registered broadcast 265613ca8d8ea51a1aa5e24c6c956473a11b0c7daed4Dmitry Shmidt * SD queries. */ 265713ca8d8ea51a1aa5e24c6c956473a11b0c7daed4Dmitry Shmidt dev->sd_pending_bcast_queries = p2p->num_p2p_sd_queries; 265813ca8d8ea51a1aa5e24c6c956473a11b0c7daed4Dmitry Shmidt } 265913ca8d8ea51a1aa5e24c6c956473a11b0c7daed4Dmitry Shmidt 266013ca8d8ea51a1aa5e24c6c956473a11b0c7daed4Dmitry Shmidt if (p2p_start_sd(p2p, dev) == 0) 266113ca8d8ea51a1aa5e24c6c956473a11b0c7daed4Dmitry Shmidt return; 266213ca8d8ea51a1aa5e24c6c956473a11b0c7daed4Dmitry Shmidt if (dev->req_config_methods && 266313ca8d8ea51a1aa5e24c6c956473a11b0c7daed4Dmitry Shmidt !(dev->flags & P2P_DEV_PD_FOR_JOIN)) { 2664b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt p2p_dbg(p2p, "Send pending Provision Discovery Request to " 26658d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt MACSTR " (config methods 0x%x)", 26668d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt MAC2STR(dev->info.p2p_device_addr), 26678d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt dev->req_config_methods); 26681f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt if (p2p_send_prov_disc_req(p2p, dev, 0, 0) == 0) 26698d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return; 26708d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 26718d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 26728d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 2673d5e4923d04122f81300fa68fb07d64ede28fd44dDmitry Shmidt p2p_listen_in_find(p2p, 1); 26748d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 26758d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 26768d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 26778d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtstatic void p2p_sd_cb(struct p2p_data *p2p, int success) 26788d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 2679b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt p2p_dbg(p2p, "Service Discovery Query TX callback: success=%d", 26808d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt success); 26818d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->pending_action_state = P2P_NO_PENDING_ACTION; 26828d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 26838d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (!success) { 268413ca8d8ea51a1aa5e24c6c956473a11b0c7daed4Dmitry Shmidt p2p->sd_peer = NULL; 26858d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_continue_find(p2p); 26868d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return; 26878d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 26888d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 26898d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (p2p->sd_peer == NULL) { 2690b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt p2p_dbg(p2p, "No SD peer entry known"); 26918d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_continue_find(p2p); 26928d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return; 26938d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 26948d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 26958d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt /* Wait for response from the peer */ 26968d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_set_state(p2p, P2P_SD_DURING_FIND); 26978d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_set_timeout(p2p, 0, 200000); 26988d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 26998d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 270075ecf5267604f166b85a7ee2cf0d9cb682966680Jouni Malinen 270175ecf5267604f166b85a7ee2cf0d9cb682966680Jouni Malinen/** 270275ecf5267604f166b85a7ee2cf0d9cb682966680Jouni Malinen * p2p_retry_pd - Retry any pending provision disc requests in IDLE state 270375ecf5267604f166b85a7ee2cf0d9cb682966680Jouni Malinen * @p2p: P2P module context from p2p_init() 270475ecf5267604f166b85a7ee2cf0d9cb682966680Jouni Malinen */ 27051f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidtstatic void p2p_retry_pd(struct p2p_data *p2p) 270675ecf5267604f166b85a7ee2cf0d9cb682966680Jouni Malinen{ 270775ecf5267604f166b85a7ee2cf0d9cb682966680Jouni Malinen struct p2p_device *dev; 270875ecf5267604f166b85a7ee2cf0d9cb682966680Jouni Malinen 270975ecf5267604f166b85a7ee2cf0d9cb682966680Jouni Malinen if (p2p->state != P2P_IDLE) 271075ecf5267604f166b85a7ee2cf0d9cb682966680Jouni Malinen return; 271175ecf5267604f166b85a7ee2cf0d9cb682966680Jouni Malinen 271275ecf5267604f166b85a7ee2cf0d9cb682966680Jouni Malinen /* 271375ecf5267604f166b85a7ee2cf0d9cb682966680Jouni Malinen * Retry the prov disc req attempt only for the peer that the user had 2714d5e4923d04122f81300fa68fb07d64ede28fd44dDmitry Shmidt * requested. 271575ecf5267604f166b85a7ee2cf0d9cb682966680Jouni Malinen */ 271675ecf5267604f166b85a7ee2cf0d9cb682966680Jouni Malinen 271775ecf5267604f166b85a7ee2cf0d9cb682966680Jouni Malinen dl_list_for_each(dev, &p2p->devices, struct p2p_device, list) { 271875ecf5267604f166b85a7ee2cf0d9cb682966680Jouni Malinen if (os_memcmp(p2p->pending_pd_devaddr, 271975ecf5267604f166b85a7ee2cf0d9cb682966680Jouni Malinen dev->info.p2p_device_addr, ETH_ALEN) != 0) 272075ecf5267604f166b85a7ee2cf0d9cb682966680Jouni Malinen continue; 272175ecf5267604f166b85a7ee2cf0d9cb682966680Jouni Malinen if (!dev->req_config_methods) 272275ecf5267604f166b85a7ee2cf0d9cb682966680Jouni Malinen continue; 272375ecf5267604f166b85a7ee2cf0d9cb682966680Jouni Malinen 2724b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt p2p_dbg(p2p, "Send pending Provision Discovery Request to " 272575ecf5267604f166b85a7ee2cf0d9cb682966680Jouni Malinen MACSTR " (config methods 0x%x)", 272675ecf5267604f166b85a7ee2cf0d9cb682966680Jouni Malinen MAC2STR(dev->info.p2p_device_addr), 272775ecf5267604f166b85a7ee2cf0d9cb682966680Jouni Malinen dev->req_config_methods); 2728d5e4923d04122f81300fa68fb07d64ede28fd44dDmitry Shmidt p2p_send_prov_disc_req(p2p, dev, 2729051af73b8f8014eff33330aead0f36944b3403e6Dmitry Shmidt dev->flags & P2P_DEV_PD_FOR_JOIN, 2730051af73b8f8014eff33330aead0f36944b3403e6Dmitry Shmidt p2p->pd_force_freq); 273175ecf5267604f166b85a7ee2cf0d9cb682966680Jouni Malinen return; 273275ecf5267604f166b85a7ee2cf0d9cb682966680Jouni Malinen } 273375ecf5267604f166b85a7ee2cf0d9cb682966680Jouni Malinen} 273475ecf5267604f166b85a7ee2cf0d9cb682966680Jouni Malinen 273575ecf5267604f166b85a7ee2cf0d9cb682966680Jouni Malinen 27368d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtstatic void p2p_prov_disc_cb(struct p2p_data *p2p, int success) 27378d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 2738b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt p2p_dbg(p2p, "Provision Discovery Request TX callback: success=%d", 27398d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt success); 274075ecf5267604f166b85a7ee2cf0d9cb682966680Jouni Malinen 274175ecf5267604f166b85a7ee2cf0d9cb682966680Jouni Malinen /* 274275ecf5267604f166b85a7ee2cf0d9cb682966680Jouni Malinen * Postpone resetting the pending action state till after we actually 274375ecf5267604f166b85a7ee2cf0d9cb682966680Jouni Malinen * time out. This allows us to take some action like notifying any 274475ecf5267604f166b85a7ee2cf0d9cb682966680Jouni Malinen * interested parties about no response to the request. 274575ecf5267604f166b85a7ee2cf0d9cb682966680Jouni Malinen * 274675ecf5267604f166b85a7ee2cf0d9cb682966680Jouni Malinen * When the timer (below) goes off we check in IDLE, SEARCH, or 274775ecf5267604f166b85a7ee2cf0d9cb682966680Jouni Malinen * LISTEN_ONLY state, which are the only allowed states to issue a PD 274875ecf5267604f166b85a7ee2cf0d9cb682966680Jouni Malinen * requests in, if this was still pending and then raise notification. 274975ecf5267604f166b85a7ee2cf0d9cb682966680Jouni Malinen */ 27508d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 27518d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (!success) { 275275ecf5267604f166b85a7ee2cf0d9cb682966680Jouni Malinen p2p->pending_action_state = P2P_NO_PENDING_ACTION; 275375ecf5267604f166b85a7ee2cf0d9cb682966680Jouni Malinen 275461d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt if (p2p->user_initiated_pd && 275561d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt (p2p->state == P2P_SEARCH || p2p->state == P2P_LISTEN_ONLY)) 275661d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt { 275761d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt /* Retry request from timeout to avoid busy loops */ 275861d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt p2p->pending_action_state = P2P_PENDING_PD; 275961d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt p2p_set_timeout(p2p, 0, 50000); 276061d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt } else if (p2p->state != P2P_IDLE) 27618d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_continue_find(p2p); 276275ecf5267604f166b85a7ee2cf0d9cb682966680Jouni Malinen else if (p2p->user_initiated_pd) { 276375ecf5267604f166b85a7ee2cf0d9cb682966680Jouni Malinen p2p->pending_action_state = P2P_PENDING_PD; 276475ecf5267604f166b85a7ee2cf0d9cb682966680Jouni Malinen p2p_set_timeout(p2p, 0, 300000); 276575ecf5267604f166b85a7ee2cf0d9cb682966680Jouni Malinen } 27668d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return; 27678d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 27688d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 276975ecf5267604f166b85a7ee2cf0d9cb682966680Jouni Malinen /* 277075ecf5267604f166b85a7ee2cf0d9cb682966680Jouni Malinen * This postponing, of resetting pending_action_state, needs to be 277175ecf5267604f166b85a7ee2cf0d9cb682966680Jouni Malinen * done only for user initiated PD requests and not internal ones. 277275ecf5267604f166b85a7ee2cf0d9cb682966680Jouni Malinen */ 277375ecf5267604f166b85a7ee2cf0d9cb682966680Jouni Malinen if (p2p->user_initiated_pd) 277475ecf5267604f166b85a7ee2cf0d9cb682966680Jouni Malinen p2p->pending_action_state = P2P_PENDING_PD; 277575ecf5267604f166b85a7ee2cf0d9cb682966680Jouni Malinen else 277675ecf5267604f166b85a7ee2cf0d9cb682966680Jouni Malinen p2p->pending_action_state = P2P_NO_PENDING_ACTION; 277775ecf5267604f166b85a7ee2cf0d9cb682966680Jouni Malinen 27788d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt /* Wait for response from the peer */ 27798d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (p2p->state == P2P_SEARCH) 27808d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_set_state(p2p, P2P_PD_DURING_FIND); 27818d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_set_timeout(p2p, 0, 200000); 27828d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 27838d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 27848d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 27858d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtint p2p_scan_res_handler(struct p2p_data *p2p, const u8 *bssid, int freq, 2786fb79edc9df1f20461e90e478363d207348213d35Dmitry Shmidt struct os_reltime *rx_time, int level, const u8 *ies, 2787a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt size_t ies_len) 27888d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 2789fb79edc9df1f20461e90e478363d207348213d35Dmitry Shmidt if (os_reltime_before(rx_time, &p2p->find_start)) { 2790f86232838cf712377867cb42417c1613ab5dc425Dmitry Shmidt /* 2791f86232838cf712377867cb42417c1613ab5dc425Dmitry Shmidt * The driver may have cached (e.g., in cfg80211 BSS table) the 2792f86232838cf712377867cb42417c1613ab5dc425Dmitry Shmidt * scan results for relatively long time. To avoid reporting 2793f86232838cf712377867cb42417c1613ab5dc425Dmitry Shmidt * stale information, update P2P peers only based on results 2794f86232838cf712377867cb42417c1613ab5dc425Dmitry Shmidt * that have based on frames received after the last p2p_find 2795f86232838cf712377867cb42417c1613ab5dc425Dmitry Shmidt * operation was started. 2796f86232838cf712377867cb42417c1613ab5dc425Dmitry Shmidt */ 2797b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt p2p_dbg(p2p, "Ignore old scan result for " MACSTR 2798b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt " (rx_time=%u.%06u)", 2799f86232838cf712377867cb42417c1613ab5dc425Dmitry Shmidt MAC2STR(bssid), (unsigned int) rx_time->sec, 2800f86232838cf712377867cb42417c1613ab5dc425Dmitry Shmidt (unsigned int) rx_time->usec); 2801f86232838cf712377867cb42417c1613ab5dc425Dmitry Shmidt return 0; 2802f86232838cf712377867cb42417c1613ab5dc425Dmitry Shmidt } 2803f86232838cf712377867cb42417c1613ab5dc425Dmitry Shmidt 2804f86232838cf712377867cb42417c1613ab5dc425Dmitry Shmidt p2p_add_device(p2p, bssid, freq, rx_time, level, ies, ies_len, 1); 28058d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 28068d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return 0; 28078d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 28088d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 28098d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 28108d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtvoid p2p_scan_res_handled(struct p2p_data *p2p) 28118d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 28128d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (!p2p->p2p_scan_running) { 2813b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt p2p_dbg(p2p, "p2p_scan was not running, but scan results received"); 28148d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 28158d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->p2p_scan_running = 0; 28168d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt eloop_cancel_timeout(p2p_scan_timeout, p2p, NULL); 28178d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 28188d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (p2p_run_after_scan(p2p)) 28198d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return; 28208d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (p2p->state == P2P_SEARCH) 28218d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_continue_find(p2p); 28228d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 28238d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 28248d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 2825c5ec7f57ead87efa365800228aa0b09a12d9e6c4Dmitry Shmidtvoid p2p_scan_ie(struct p2p_data *p2p, struct wpabuf *ies, const u8 *dev_id) 28268d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 282761d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt u8 *len; 282861d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt 282961d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt#ifdef CONFIG_WIFI_DISPLAY 283061d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt if (p2p->wfd_ie_probe_req) 283161d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt wpabuf_put_buf(ies, p2p->wfd_ie_probe_req); 283261d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt#endif /* CONFIG_WIFI_DISPLAY */ 283361d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt 283461d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt len = p2p_buf_add_ie_hdr(ies); 283504949598a23f501be6eec21697465fd46a28840aDmitry Shmidt p2p_buf_add_capability(ies, p2p->dev_capab & 283604949598a23f501be6eec21697465fd46a28840aDmitry Shmidt ~P2P_DEV_CAPAB_CLIENT_DISCOVERABILITY, 0); 2837c5ec7f57ead87efa365800228aa0b09a12d9e6c4Dmitry Shmidt if (dev_id) 2838c5ec7f57ead87efa365800228aa0b09a12d9e6c4Dmitry Shmidt p2p_buf_add_device_id(ies, dev_id); 28398d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (p2p->cfg->reg_class && p2p->cfg->channel) 28408d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_buf_add_listen_channel(ies, p2p->cfg->country, 28418d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->cfg->reg_class, 28428d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->cfg->channel); 28438d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (p2p->ext_listen_interval) 28448d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_buf_add_ext_listen_timing(ies, p2p->ext_listen_period, 28458d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->ext_listen_interval); 28468d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt /* TODO: p2p_buf_add_operating_channel() if GO */ 28478d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_buf_update_ie_hdr(ies, len); 28488d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 28498d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 28508d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 28511f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidtsize_t p2p_scan_ie_buf_len(struct p2p_data *p2p) 28521f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt{ 285361d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt size_t len = 100; 285461d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt 285561d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt#ifdef CONFIG_WIFI_DISPLAY 285661d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt if (p2p && p2p->wfd_ie_probe_req) 285761d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt len += wpabuf_len(p2p->wfd_ie_probe_req); 285861d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt#endif /* CONFIG_WIFI_DISPLAY */ 285961d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt 286061d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt return len; 28611f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt} 28621f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt 28631f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt 28648d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtint p2p_ie_text(struct wpabuf *p2p_ie, char *buf, char *end) 28658d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 28668d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return p2p_attr_text(p2p_ie, buf, end); 28678d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 28688d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 28698d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 28708d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtstatic void p2p_go_neg_req_cb(struct p2p_data *p2p, int success) 28718d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 28728d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt struct p2p_device *dev = p2p->go_neg_peer; 28738c65289885e84727226d81b3d32856f79c31ee5fDmitry Shmidt int timeout; 28748d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 2875b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt p2p_dbg(p2p, "GO Negotiation Request TX callback: success=%d", success); 28768d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 28778d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (dev == NULL) { 2878b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt p2p_dbg(p2p, "No pending GO Negotiation"); 28798d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return; 28808d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 28818d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 28828d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (success) { 28838d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (dev->flags & P2P_DEV_USER_REJECTED) { 28848d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_set_state(p2p, P2P_IDLE); 28858d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return; 28868d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 288704949598a23f501be6eec21697465fd46a28840aDmitry Shmidt } else if (dev->go_neg_req_sent) { 288804949598a23f501be6eec21697465fd46a28840aDmitry Shmidt /* Cancel the increment from p2p_connect_send() on failure */ 288998f9e76624da6bb96edc1982c423e4a119c5170aDmitry Shmidt dev->go_neg_req_sent--; 289098f9e76624da6bb96edc1982c423e4a119c5170aDmitry Shmidt } 28918d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 28928d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (!success && 28938d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt (dev->info.dev_capab & P2P_DEV_CAPAB_CLIENT_DISCOVERABILITY) && 28948d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt !is_zero_ether_addr(dev->member_in_go_dev)) { 2895b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt p2p_dbg(p2p, "Peer " MACSTR " did not acknowledge request - try to use device discoverability through its GO", 28968d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt MAC2STR(dev->info.p2p_device_addr)); 28978d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->cfg->send_action_done(p2p->cfg->cb_ctx); 28988d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_send_dev_disc_req(p2p, dev); 28998d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return; 29008d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 29018d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 29028d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt /* 29038d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * Use P2P find, if needed, to find the other device from its listen 29048d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * channel. 29058d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt */ 29068d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_set_state(p2p, P2P_CONNECT); 29078c65289885e84727226d81b3d32856f79c31ee5fDmitry Shmidt timeout = success ? 500000 : 100000; 29088c65289885e84727226d81b3d32856f79c31ee5fDmitry Shmidt if (!success && p2p->go_neg_peer && 29098c65289885e84727226d81b3d32856f79c31ee5fDmitry Shmidt (p2p->go_neg_peer->flags & P2P_DEV_PEER_WAITING_RESPONSE)) { 29108c65289885e84727226d81b3d32856f79c31ee5fDmitry Shmidt unsigned int r; 29118c65289885e84727226d81b3d32856f79c31ee5fDmitry Shmidt /* 29128c65289885e84727226d81b3d32856f79c31ee5fDmitry Shmidt * Peer is expected to wait our response and we will skip the 29138c65289885e84727226d81b3d32856f79c31ee5fDmitry Shmidt * listen phase. Add some randomness to the wait time here to 29148c65289885e84727226d81b3d32856f79c31ee5fDmitry Shmidt * make it less likely to hit cases where we could end up in 29158c65289885e84727226d81b3d32856f79c31ee5fDmitry Shmidt * sync with peer not listening. 29168c65289885e84727226d81b3d32856f79c31ee5fDmitry Shmidt */ 29178c65289885e84727226d81b3d32856f79c31ee5fDmitry Shmidt os_get_random((u8 *) &r, sizeof(r)); 29188c65289885e84727226d81b3d32856f79c31ee5fDmitry Shmidt timeout += r % 100000; 29198c65289885e84727226d81b3d32856f79c31ee5fDmitry Shmidt } 29208c65289885e84727226d81b3d32856f79c31ee5fDmitry Shmidt p2p_set_timeout(p2p, 0, timeout); 29218d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 29228d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 29238d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 29248d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtstatic void p2p_go_neg_resp_cb(struct p2p_data *p2p, int success) 29258d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 2926b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt p2p_dbg(p2p, "GO Negotiation Response TX callback: success=%d", 29278d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt success); 29288d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (!p2p->go_neg_peer && p2p->state == P2P_PROVISIONING) { 2929b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt p2p_dbg(p2p, "Ignore TX callback event - GO Negotiation is not running anymore"); 29308d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return; 29318d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 29328d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_set_state(p2p, P2P_CONNECT); 29338c65289885e84727226d81b3d32856f79c31ee5fDmitry Shmidt p2p_set_timeout(p2p, 0, 500000); 29348d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 29358d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 29368d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 29374b06059785b935dd1f4f09314e4e12c417d2c6a4Dmitry Shmidtstatic void p2p_go_neg_resp_failure_cb(struct p2p_data *p2p, int success, 29384b06059785b935dd1f4f09314e4e12c417d2c6a4Dmitry Shmidt const u8 *addr) 29398d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 2940b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt p2p_dbg(p2p, "GO Negotiation Response (failure) TX callback: success=%d", success); 29418d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (p2p->go_neg_peer && p2p->go_neg_peer->status != P2P_SC_SUCCESS) { 29428d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_go_neg_failed(p2p, p2p->go_neg_peer, 29438d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->go_neg_peer->status); 29444b06059785b935dd1f4f09314e4e12c417d2c6a4Dmitry Shmidt } else if (success) { 29454b06059785b935dd1f4f09314e4e12c417d2c6a4Dmitry Shmidt struct p2p_device *dev; 29464b06059785b935dd1f4f09314e4e12c417d2c6a4Dmitry Shmidt dev = p2p_get_device(p2p, addr); 29474b06059785b935dd1f4f09314e4e12c417d2c6a4Dmitry Shmidt if (dev && 29484b06059785b935dd1f4f09314e4e12c417d2c6a4Dmitry Shmidt dev->status == P2P_SC_FAIL_INFO_CURRENTLY_UNAVAILABLE) 29494b06059785b935dd1f4f09314e4e12c417d2c6a4Dmitry Shmidt dev->flags |= P2P_DEV_PEER_WAITING_RESPONSE; 29508d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 29518d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 29528d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 29538d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 29548d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtstatic void p2p_go_neg_conf_cb(struct p2p_data *p2p, 29558d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt enum p2p_send_action_result result) 29568d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 29578d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt struct p2p_device *dev; 29588d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 2959b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt p2p_dbg(p2p, "GO Negotiation Confirm TX callback: result=%d", result); 29608d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (result == P2P_SEND_ACTION_FAILED) { 2961413dde71f7bc166de54229f337c24b61f4d909fdDmitry Shmidt p2p->cfg->send_action_done(p2p->cfg->cb_ctx); 29628d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_go_neg_failed(p2p, p2p->go_neg_peer, -1); 29638d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return; 29648d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 2965413dde71f7bc166de54229f337c24b61f4d909fdDmitry Shmidt 2966413dde71f7bc166de54229f337c24b61f4d909fdDmitry Shmidt dev = p2p->go_neg_peer; 2967413dde71f7bc166de54229f337c24b61f4d909fdDmitry Shmidt 29688d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (result == P2P_SEND_ACTION_NO_ACK) { 29698d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt /* 2970413dde71f7bc166de54229f337c24b61f4d909fdDmitry Shmidt * Retry GO Negotiation Confirmation 2971413dde71f7bc166de54229f337c24b61f4d909fdDmitry Shmidt * P2P_GO_NEG_CNF_MAX_RETRY_COUNT times if we did not receive 2972413dde71f7bc166de54229f337c24b61f4d909fdDmitry Shmidt * ACK for confirmation. 2973413dde71f7bc166de54229f337c24b61f4d909fdDmitry Shmidt */ 2974413dde71f7bc166de54229f337c24b61f4d909fdDmitry Shmidt if (dev && dev->go_neg_conf && 2975413dde71f7bc166de54229f337c24b61f4d909fdDmitry Shmidt dev->go_neg_conf_sent <= P2P_GO_NEG_CNF_MAX_RETRY_COUNT) { 2976413dde71f7bc166de54229f337c24b61f4d909fdDmitry Shmidt p2p_dbg(p2p, "GO Negotiation Confirm retry %d", 2977413dde71f7bc166de54229f337c24b61f4d909fdDmitry Shmidt dev->go_neg_conf_sent); 2978413dde71f7bc166de54229f337c24b61f4d909fdDmitry Shmidt p2p->pending_action_state = P2P_PENDING_GO_NEG_CONFIRM; 2979413dde71f7bc166de54229f337c24b61f4d909fdDmitry Shmidt if (p2p_send_action(p2p, dev->go_neg_conf_freq, 2980413dde71f7bc166de54229f337c24b61f4d909fdDmitry Shmidt dev->info.p2p_device_addr, 2981413dde71f7bc166de54229f337c24b61f4d909fdDmitry Shmidt p2p->cfg->dev_addr, 2982413dde71f7bc166de54229f337c24b61f4d909fdDmitry Shmidt dev->info.p2p_device_addr, 2983413dde71f7bc166de54229f337c24b61f4d909fdDmitry Shmidt wpabuf_head(dev->go_neg_conf), 2984413dde71f7bc166de54229f337c24b61f4d909fdDmitry Shmidt wpabuf_len(dev->go_neg_conf), 0) >= 2985413dde71f7bc166de54229f337c24b61f4d909fdDmitry Shmidt 0) { 2986413dde71f7bc166de54229f337c24b61f4d909fdDmitry Shmidt dev->go_neg_conf_sent++; 2987413dde71f7bc166de54229f337c24b61f4d909fdDmitry Shmidt return; 2988413dde71f7bc166de54229f337c24b61f4d909fdDmitry Shmidt } 2989413dde71f7bc166de54229f337c24b61f4d909fdDmitry Shmidt p2p_dbg(p2p, "Failed to re-send Action frame"); 2990413dde71f7bc166de54229f337c24b61f4d909fdDmitry Shmidt 2991413dde71f7bc166de54229f337c24b61f4d909fdDmitry Shmidt /* 2992413dde71f7bc166de54229f337c24b61f4d909fdDmitry Shmidt * Continue with the assumption that the first attempt 2993413dde71f7bc166de54229f337c24b61f4d909fdDmitry Shmidt * went through and just the ACK frame was lost. 2994413dde71f7bc166de54229f337c24b61f4d909fdDmitry Shmidt */ 2995413dde71f7bc166de54229f337c24b61f4d909fdDmitry Shmidt } 2996413dde71f7bc166de54229f337c24b61f4d909fdDmitry Shmidt 2997413dde71f7bc166de54229f337c24b61f4d909fdDmitry Shmidt /* 29988d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * It looks like the TX status for GO Negotiation Confirm is 29998d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * often showing failure even when the peer has actually 30008d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * received the frame. Since the peer may change channels 30018d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * immediately after having received the frame, we may not see 30028d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * an Ack for retries, so just dropping a single frame may 30038d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * trigger this. To allow the group formation to succeed if the 30048d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * peer did indeed receive the frame, continue regardless of 30058d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * the TX status. 30068d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt */ 3007b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt p2p_dbg(p2p, "Assume GO Negotiation Confirm TX was actually received by the peer even though Ack was not reported"); 30088d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 30098d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 3010413dde71f7bc166de54229f337c24b61f4d909fdDmitry Shmidt p2p->cfg->send_action_done(p2p->cfg->cb_ctx); 3011413dde71f7bc166de54229f337c24b61f4d909fdDmitry Shmidt 30128d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (dev == NULL) 30138d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return; 30148d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 30158d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_go_complete(p2p, dev); 30168d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 30178d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 30188d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 30198d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtvoid p2p_send_action_cb(struct p2p_data *p2p, unsigned int freq, const u8 *dst, 30208d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt const u8 *src, const u8 *bssid, 30218d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt enum p2p_send_action_result result) 30228d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 30238d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt enum p2p_pending_action_state state; 30248d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt int success; 30258d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 3026b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt p2p_dbg(p2p, "Action frame TX callback (state=%d freq=%u dst=" MACSTR 30278d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt " src=" MACSTR " bssid=" MACSTR " result=%d", 30288d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->pending_action_state, freq, MAC2STR(dst), MAC2STR(src), 30298d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt MAC2STR(bssid), result); 30308d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt success = result == P2P_SEND_ACTION_SUCCESS; 30318d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt state = p2p->pending_action_state; 30328d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->pending_action_state = P2P_NO_PENDING_ACTION; 30338d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt switch (state) { 30348d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt case P2P_NO_PENDING_ACTION: 30354582d2a5dd8180c52eb95b1100fb183b9a289708Dmitry Shmidt if (p2p->send_action_in_progress) { 30364582d2a5dd8180c52eb95b1100fb183b9a289708Dmitry Shmidt p2p->send_action_in_progress = 0; 30374582d2a5dd8180c52eb95b1100fb183b9a289708Dmitry Shmidt p2p->cfg->send_action_done(p2p->cfg->cb_ctx); 30384582d2a5dd8180c52eb95b1100fb183b9a289708Dmitry Shmidt } 30398da800a193fb6f8832218715f82a7b4e2d2ad338Dmitry Shmidt if (p2p->after_scan_tx_in_progress) { 30408da800a193fb6f8832218715f82a7b4e2d2ad338Dmitry Shmidt p2p->after_scan_tx_in_progress = 0; 30418da800a193fb6f8832218715f82a7b4e2d2ad338Dmitry Shmidt if (p2p->start_after_scan != P2P_AFTER_SCAN_NOTHING && 30428da800a193fb6f8832218715f82a7b4e2d2ad338Dmitry Shmidt p2p_run_after_scan(p2p)) 30438da800a193fb6f8832218715f82a7b4e2d2ad338Dmitry Shmidt break; 30448da800a193fb6f8832218715f82a7b4e2d2ad338Dmitry Shmidt if (p2p->state == P2P_SEARCH) { 3045b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt p2p_dbg(p2p, "Continue find after after_scan_tx completion"); 30468da800a193fb6f8832218715f82a7b4e2d2ad338Dmitry Shmidt p2p_continue_find(p2p); 30478da800a193fb6f8832218715f82a7b4e2d2ad338Dmitry Shmidt } 30488da800a193fb6f8832218715f82a7b4e2d2ad338Dmitry Shmidt } 30498d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt break; 30508d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt case P2P_PENDING_GO_NEG_REQUEST: 30518d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_go_neg_req_cb(p2p, success); 30528d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt break; 30538d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt case P2P_PENDING_GO_NEG_RESPONSE: 30548d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_go_neg_resp_cb(p2p, success); 30558d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt break; 30568d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt case P2P_PENDING_GO_NEG_RESPONSE_FAILURE: 30574b06059785b935dd1f4f09314e4e12c417d2c6a4Dmitry Shmidt p2p_go_neg_resp_failure_cb(p2p, success, dst); 30588d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt break; 30598d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt case P2P_PENDING_GO_NEG_CONFIRM: 30608d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_go_neg_conf_cb(p2p, result); 30618d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt break; 30628d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt case P2P_PENDING_SD: 30638d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_sd_cb(p2p, success); 30648d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt break; 30658d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt case P2P_PENDING_PD: 30668d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_prov_disc_cb(p2p, success); 30678d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt break; 30688d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt case P2P_PENDING_INVITATION_REQUEST: 30698d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_invitation_req_cb(p2p, success); 30708d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt break; 30718d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt case P2P_PENDING_INVITATION_RESPONSE: 30728d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_invitation_resp_cb(p2p, success); 30738d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt break; 30748d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt case P2P_PENDING_DEV_DISC_REQUEST: 30758d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_dev_disc_req_cb(p2p, success); 30768d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt break; 30778d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt case P2P_PENDING_DEV_DISC_RESPONSE: 30788d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_dev_disc_resp_cb(p2p, success); 30798d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt break; 30808d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt case P2P_PENDING_GO_DISC_REQ: 30818d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_go_disc_req_cb(p2p, success); 30828d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt break; 30838d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 30848da800a193fb6f8832218715f82a7b4e2d2ad338Dmitry Shmidt 30858da800a193fb6f8832218715f82a7b4e2d2ad338Dmitry Shmidt p2p->after_scan_tx_in_progress = 0; 30868d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 30878d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 30888d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 30898d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtvoid p2p_listen_cb(struct p2p_data *p2p, unsigned int freq, 30908d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt unsigned int duration) 30918d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 30928d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (freq == p2p->pending_client_disc_freq) { 3093b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt p2p_dbg(p2p, "Client discoverability remain-awake completed"); 30948d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->pending_client_disc_freq = 0; 30958d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return; 30968d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 30978d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 30988d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (freq != p2p->pending_listen_freq) { 3099b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt p2p_dbg(p2p, "Unexpected listen callback for freq=%u duration=%u (pending_listen_freq=%u)", 31008d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt freq, duration, p2p->pending_listen_freq); 31018d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return; 31028d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 31038d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 3104b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt p2p_dbg(p2p, "Starting Listen timeout(%u,%u) on freq=%u based on callback", 31058d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->pending_listen_sec, p2p->pending_listen_usec, 31068d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->pending_listen_freq); 31078d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->in_listen = 1; 31088d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->drv_in_listen = freq; 31098d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (p2p->pending_listen_sec || p2p->pending_listen_usec) { 31108d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt /* 31118d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * Add 20 msec extra wait to avoid race condition with driver 31128d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * remain-on-channel end event, i.e., give driver more time to 31138d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * complete the operation before our timeout expires. 31148d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt */ 31158d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_set_timeout(p2p, p2p->pending_listen_sec, 31168d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->pending_listen_usec + 20000); 31178d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 31188d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 31198d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->pending_listen_freq = 0; 31208d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 31218d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 31228d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 31238d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtint p2p_listen_end(struct p2p_data *p2p, unsigned int freq) 31248d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 3125b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt p2p_dbg(p2p, "Driver ended Listen state (freq=%u)", freq); 31268d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->drv_in_listen = 0; 31278d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (p2p->in_listen) 31288d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return 0; /* Internal timeout will trigger the next step */ 31298d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 31308d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (p2p->state == P2P_CONNECT_LISTEN && p2p->go_neg_peer) { 31318d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (p2p->go_neg_peer->connect_reqs >= 120) { 3132b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt p2p_dbg(p2p, "Timeout on sending GO Negotiation Request without getting response"); 31338d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_go_neg_failed(p2p, p2p->go_neg_peer, -1); 31348d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return 0; 31358d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 31368d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 31378d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_set_state(p2p, P2P_CONNECT); 31388d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_connect_send(p2p, p2p->go_neg_peer); 31398d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return 1; 31408d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } else if (p2p->state == P2P_SEARCH) { 3141c5ec7f57ead87efa365800228aa0b09a12d9e6c4Dmitry Shmidt if (p2p->p2p_scan_running) { 3142c5ec7f57ead87efa365800228aa0b09a12d9e6c4Dmitry Shmidt /* 3143c5ec7f57ead87efa365800228aa0b09a12d9e6c4Dmitry Shmidt * Search is already in progress. This can happen if 3144c5ec7f57ead87efa365800228aa0b09a12d9e6c4Dmitry Shmidt * an Action frame RX is reported immediately after 3145c5ec7f57ead87efa365800228aa0b09a12d9e6c4Dmitry Shmidt * the end of a remain-on-channel operation and the 3146c5ec7f57ead87efa365800228aa0b09a12d9e6c4Dmitry Shmidt * response frame to that is sent using an offchannel 3147c5ec7f57ead87efa365800228aa0b09a12d9e6c4Dmitry Shmidt * operation while in p2p_find. Avoid an attempt to 3148c5ec7f57ead87efa365800228aa0b09a12d9e6c4Dmitry Shmidt * restart a scan here. 3149c5ec7f57ead87efa365800228aa0b09a12d9e6c4Dmitry Shmidt */ 3150b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt p2p_dbg(p2p, "p2p_scan already in progress - do not try to start a new one"); 3151c5ec7f57ead87efa365800228aa0b09a12d9e6c4Dmitry Shmidt return 1; 3152c5ec7f57ead87efa365800228aa0b09a12d9e6c4Dmitry Shmidt } 315304949598a23f501be6eec21697465fd46a28840aDmitry Shmidt if (p2p->pending_listen_freq) { 315404949598a23f501be6eec21697465fd46a28840aDmitry Shmidt /* 315504949598a23f501be6eec21697465fd46a28840aDmitry Shmidt * Better wait a bit if the driver is unable to start 315604949598a23f501be6eec21697465fd46a28840aDmitry Shmidt * offchannel operation for some reason. p2p_search() 315704949598a23f501be6eec21697465fd46a28840aDmitry Shmidt * will be started from internal timeout. 315804949598a23f501be6eec21697465fd46a28840aDmitry Shmidt */ 3159b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt p2p_dbg(p2p, "Listen operation did not seem to start - delay search phase to avoid busy loop"); 316004949598a23f501be6eec21697465fd46a28840aDmitry Shmidt p2p_set_timeout(p2p, 0, 100000); 316104949598a23f501be6eec21697465fd46a28840aDmitry Shmidt return 1; 316204949598a23f501be6eec21697465fd46a28840aDmitry Shmidt } 316361d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt if (p2p->search_delay) { 3164b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt p2p_dbg(p2p, "Delay search operation by %u ms", 316561d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt p2p->search_delay); 316661d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt p2p_set_timeout(p2p, p2p->search_delay / 1000, 316761d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt (p2p->search_delay % 1000) * 1000); 316861d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt return 1; 316961d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt } 31708d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_search(p2p); 31718d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return 1; 31728d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 31738d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 31748d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return 0; 31758d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 31768d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 31778d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 31788d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtstatic void p2p_timeout_connect(struct p2p_data *p2p) 31798d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 31808d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->cfg->send_action_done(p2p->cfg->cb_ctx); 318104949598a23f501be6eec21697465fd46a28840aDmitry Shmidt if (p2p->go_neg_peer && 318204949598a23f501be6eec21697465fd46a28840aDmitry Shmidt (p2p->go_neg_peer->flags & P2P_DEV_WAIT_GO_NEG_CONFIRM)) { 3183b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt p2p_dbg(p2p, "Wait for GO Negotiation Confirm timed out - assume GO Negotiation failed"); 318404949598a23f501be6eec21697465fd46a28840aDmitry Shmidt p2p_go_neg_failed(p2p, p2p->go_neg_peer, -1); 318504949598a23f501be6eec21697465fd46a28840aDmitry Shmidt return; 318604949598a23f501be6eec21697465fd46a28840aDmitry Shmidt } 31878c65289885e84727226d81b3d32856f79c31ee5fDmitry Shmidt if (p2p->go_neg_peer && 31888c65289885e84727226d81b3d32856f79c31ee5fDmitry Shmidt (p2p->go_neg_peer->flags & P2P_DEV_PEER_WAITING_RESPONSE) && 31898c65289885e84727226d81b3d32856f79c31ee5fDmitry Shmidt p2p->go_neg_peer->connect_reqs < 120) { 3190b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt p2p_dbg(p2p, "Peer expected to wait our response - skip listen"); 31918c65289885e84727226d81b3d32856f79c31ee5fDmitry Shmidt p2p_connect_send(p2p, p2p->go_neg_peer); 31928c65289885e84727226d81b3d32856f79c31ee5fDmitry Shmidt return; 31938c65289885e84727226d81b3d32856f79c31ee5fDmitry Shmidt } 3194cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt if (p2p->go_neg_peer && p2p->go_neg_peer->oob_go_neg_freq > 0) { 3195cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt p2p_dbg(p2p, "Skip connect-listen since GO Neg channel known (OOB)"); 3196cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt p2p_set_state(p2p, P2P_CONNECT_LISTEN); 3197cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt p2p_set_timeout(p2p, 0, 30000); 3198cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt return; 3199cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt } 32008d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_set_state(p2p, P2P_CONNECT_LISTEN); 3201d5e4923d04122f81300fa68fb07d64ede28fd44dDmitry Shmidt p2p_listen_in_find(p2p, 0); 32028d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 32038d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 32048d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 32058d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtstatic void p2p_timeout_connect_listen(struct p2p_data *p2p) 32068d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 32078d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (p2p->go_neg_peer) { 32088d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (p2p->drv_in_listen) { 3209b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt p2p_dbg(p2p, "Driver is still in Listen state; wait for it to complete"); 32108d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return; 32118d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 32128d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 32138d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (p2p->go_neg_peer->connect_reqs >= 120) { 3214b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt p2p_dbg(p2p, "Timeout on sending GO Negotiation Request without getting response"); 32158d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_go_neg_failed(p2p, p2p->go_neg_peer, -1); 32168d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return; 32178d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 32188d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 32198d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_set_state(p2p, P2P_CONNECT); 32208d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_connect_send(p2p, p2p->go_neg_peer); 32218d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } else 32228d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_set_state(p2p, P2P_IDLE); 32238d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 32248d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 32258d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 32268d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtstatic void p2p_timeout_wait_peer_connect(struct p2p_data *p2p) 32278d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 32288d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_set_state(p2p, P2P_WAIT_PEER_IDLE); 32291846323989242844f0e857458a8939fa5836429cDmitry Shmidt 32301846323989242844f0e857458a8939fa5836429cDmitry Shmidt if (p2p->cfg->is_concurrent_session_active && 32311846323989242844f0e857458a8939fa5836429cDmitry Shmidt p2p->cfg->is_concurrent_session_active(p2p->cfg->cb_ctx)) 32321846323989242844f0e857458a8939fa5836429cDmitry Shmidt p2p_set_timeout(p2p, 0, 500000); 32331846323989242844f0e857458a8939fa5836429cDmitry Shmidt else 32341846323989242844f0e857458a8939fa5836429cDmitry Shmidt p2p_set_timeout(p2p, 0, 200000); 32358d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 32368d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 32378d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 32388d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtstatic void p2p_timeout_wait_peer_idle(struct p2p_data *p2p) 32398d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 32408d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt struct p2p_device *dev = p2p->go_neg_peer; 32416dc03bd757d3befd2c03a543a402338db03914d6Dmitry Shmidt struct os_reltime now; 32428d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 32438d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (dev == NULL) { 3244b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt p2p_dbg(p2p, "Unknown GO Neg peer - stop GO Neg wait"); 32458d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return; 32468d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 32478d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 32486dc03bd757d3befd2c03a543a402338db03914d6Dmitry Shmidt os_get_reltime(&now); 32496dc03bd757d3befd2c03a543a402338db03914d6Dmitry Shmidt if (os_reltime_expired(&now, &dev->go_neg_wait_started, 120)) { 3250b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt p2p_dbg(p2p, "Timeout on waiting peer to become ready for GO Negotiation"); 32518d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_go_neg_failed(p2p, dev, -1); 32528d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return; 32538d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 32548d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 3255b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt p2p_dbg(p2p, "Go to Listen state while waiting for the peer to become ready for GO Negotiation"); 32568d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_set_state(p2p, P2P_WAIT_PEER_CONNECT); 3257d5e4923d04122f81300fa68fb07d64ede28fd44dDmitry Shmidt p2p_listen_in_find(p2p, 0); 32588d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 32598d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 32608d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 32618d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtstatic void p2p_timeout_sd_during_find(struct p2p_data *p2p) 32628d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 3263b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt p2p_dbg(p2p, "Service Discovery Query timeout"); 32648d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (p2p->sd_peer) { 32658d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->cfg->send_action_done(p2p->cfg->cb_ctx); 32668d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->sd_peer = NULL; 32678d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 32688d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_continue_find(p2p); 32698d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 32708d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 32718d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 32728d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtstatic void p2p_timeout_prov_disc_during_find(struct p2p_data *p2p) 32738d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 3274b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt p2p_dbg(p2p, "Provision Discovery Request timeout"); 32758d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->cfg->send_action_done(p2p->cfg->cb_ctx); 32768d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_continue_find(p2p); 32778d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 32788d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 32798d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 328075ecf5267604f166b85a7ee2cf0d9cb682966680Jouni Malinenstatic void p2p_timeout_prov_disc_req(struct p2p_data *p2p) 328175ecf5267604f166b85a7ee2cf0d9cb682966680Jouni Malinen{ 328275ecf5267604f166b85a7ee2cf0d9cb682966680Jouni Malinen p2p->pending_action_state = P2P_NO_PENDING_ACTION; 328375ecf5267604f166b85a7ee2cf0d9cb682966680Jouni Malinen 328475ecf5267604f166b85a7ee2cf0d9cb682966680Jouni Malinen /* 328575ecf5267604f166b85a7ee2cf0d9cb682966680Jouni Malinen * For user initiated PD requests that we have not gotten any responses 328675ecf5267604f166b85a7ee2cf0d9cb682966680Jouni Malinen * for while in IDLE state, we retry them a couple of times before 328775ecf5267604f166b85a7ee2cf0d9cb682966680Jouni Malinen * giving up. 328875ecf5267604f166b85a7ee2cf0d9cb682966680Jouni Malinen */ 328975ecf5267604f166b85a7ee2cf0d9cb682966680Jouni Malinen if (!p2p->user_initiated_pd) 329075ecf5267604f166b85a7ee2cf0d9cb682966680Jouni Malinen return; 329175ecf5267604f166b85a7ee2cf0d9cb682966680Jouni Malinen 3292b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt p2p_dbg(p2p, "User initiated Provision Discovery Request timeout"); 329375ecf5267604f166b85a7ee2cf0d9cb682966680Jouni Malinen 329475ecf5267604f166b85a7ee2cf0d9cb682966680Jouni Malinen if (p2p->pd_retries) { 329575ecf5267604f166b85a7ee2cf0d9cb682966680Jouni Malinen p2p->pd_retries--; 329675ecf5267604f166b85a7ee2cf0d9cb682966680Jouni Malinen p2p_retry_pd(p2p); 329775ecf5267604f166b85a7ee2cf0d9cb682966680Jouni Malinen } else { 3298d5e4923d04122f81300fa68fb07d64ede28fd44dDmitry Shmidt struct p2p_device *dev; 3299d5e4923d04122f81300fa68fb07d64ede28fd44dDmitry Shmidt int for_join = 0; 3300d5e4923d04122f81300fa68fb07d64ede28fd44dDmitry Shmidt 3301d5e4923d04122f81300fa68fb07d64ede28fd44dDmitry Shmidt dl_list_for_each(dev, &p2p->devices, struct p2p_device, list) { 3302d5e4923d04122f81300fa68fb07d64ede28fd44dDmitry Shmidt if (os_memcmp(p2p->pending_pd_devaddr, 3303d5e4923d04122f81300fa68fb07d64ede28fd44dDmitry Shmidt dev->info.p2p_device_addr, ETH_ALEN) != 0) 3304d5e4923d04122f81300fa68fb07d64ede28fd44dDmitry Shmidt continue; 3305d5e4923d04122f81300fa68fb07d64ede28fd44dDmitry Shmidt if (dev->req_config_methods && 3306d5e4923d04122f81300fa68fb07d64ede28fd44dDmitry Shmidt (dev->flags & P2P_DEV_PD_FOR_JOIN)) 3307d5e4923d04122f81300fa68fb07d64ede28fd44dDmitry Shmidt for_join = 1; 3308d5e4923d04122f81300fa68fb07d64ede28fd44dDmitry Shmidt } 3309d5e4923d04122f81300fa68fb07d64ede28fd44dDmitry Shmidt 331075ecf5267604f166b85a7ee2cf0d9cb682966680Jouni Malinen if (p2p->cfg->prov_disc_fail) 331175ecf5267604f166b85a7ee2cf0d9cb682966680Jouni Malinen p2p->cfg->prov_disc_fail(p2p->cfg->cb_ctx, 331275ecf5267604f166b85a7ee2cf0d9cb682966680Jouni Malinen p2p->pending_pd_devaddr, 3313d5e4923d04122f81300fa68fb07d64ede28fd44dDmitry Shmidt for_join ? 3314d5e4923d04122f81300fa68fb07d64ede28fd44dDmitry Shmidt P2P_PROV_DISC_TIMEOUT_JOIN : 331575ecf5267604f166b85a7ee2cf0d9cb682966680Jouni Malinen P2P_PROV_DISC_TIMEOUT); 331675ecf5267604f166b85a7ee2cf0d9cb682966680Jouni Malinen p2p_reset_pending_pd(p2p); 331775ecf5267604f166b85a7ee2cf0d9cb682966680Jouni Malinen } 331875ecf5267604f166b85a7ee2cf0d9cb682966680Jouni Malinen} 331975ecf5267604f166b85a7ee2cf0d9cb682966680Jouni Malinen 332075ecf5267604f166b85a7ee2cf0d9cb682966680Jouni Malinen 33218d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtstatic void p2p_timeout_invite(struct p2p_data *p2p) 33228d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 33238d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->cfg->send_action_done(p2p->cfg->cb_ctx); 33248d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_set_state(p2p, P2P_INVITE_LISTEN); 33258d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (p2p->inv_role == P2P_INVITE_ROLE_ACTIVE_GO) { 33268d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt /* 33278d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * Better remain on operating channel instead of listen channel 33288d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * when running a group. 33298d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt */ 3330b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt p2p_dbg(p2p, "Inviting in active GO role - wait on operating channel"); 33318d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_set_timeout(p2p, 0, 100000); 33328d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return; 33338d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 3334d5e4923d04122f81300fa68fb07d64ede28fd44dDmitry Shmidt p2p_listen_in_find(p2p, 0); 33358d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 33368d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 33378d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 33388d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtstatic void p2p_timeout_invite_listen(struct p2p_data *p2p) 33398d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 33408d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (p2p->invite_peer && p2p->invite_peer->invitation_reqs < 100) { 33418d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_set_state(p2p, P2P_INVITE); 33428d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_invite_send(p2p, p2p->invite_peer, 3343cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt p2p->invite_go_dev_addr, p2p->invite_dev_pw_id); 33448d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } else { 33458d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (p2p->invite_peer) { 3346b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt p2p_dbg(p2p, "Invitation Request retry limit reached"); 33478d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (p2p->cfg->invitation_result) 33488d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->cfg->invitation_result( 3349700a137ab366edc72e371da68ba187b4717ee660Dmitry Shmidt p2p->cfg->cb_ctx, -1, NULL, NULL, 3350e0e48dc666fb14a7bb60264ca87463ba7bc1fe0bDmitry Shmidt p2p->invite_peer->info.p2p_device_addr, 335115907098d1f67c24bb000e593e279af173cf57d7Dmitry Shmidt 0, 0); 33528d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 33538d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_set_state(p2p, P2P_IDLE); 33548d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 33558d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 33568d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 33578d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 33588d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtstatic void p2p_state_timeout(void *eloop_ctx, void *timeout_ctx) 33598d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 33608d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt struct p2p_data *p2p = eloop_ctx; 33618d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 3362b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt p2p_dbg(p2p, "Timeout (state=%s)", p2p_state_txt(p2p->state)); 33638d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 33648d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->in_listen = 0; 33658d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 33668d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt switch (p2p->state) { 33678d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt case P2P_IDLE: 336875ecf5267604f166b85a7ee2cf0d9cb682966680Jouni Malinen /* Check if we timed out waiting for PD req */ 336975ecf5267604f166b85a7ee2cf0d9cb682966680Jouni Malinen if (p2p->pending_action_state == P2P_PENDING_PD) 337075ecf5267604f166b85a7ee2cf0d9cb682966680Jouni Malinen p2p_timeout_prov_disc_req(p2p); 33718d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt break; 33728d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt case P2P_SEARCH: 337375ecf5267604f166b85a7ee2cf0d9cb682966680Jouni Malinen /* Check if we timed out waiting for PD req */ 337475ecf5267604f166b85a7ee2cf0d9cb682966680Jouni Malinen if (p2p->pending_action_state == P2P_PENDING_PD) 337575ecf5267604f166b85a7ee2cf0d9cb682966680Jouni Malinen p2p_timeout_prov_disc_req(p2p); 337661d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt if (p2p->search_delay && !p2p->in_search_delay) { 3377b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt p2p_dbg(p2p, "Delay search operation by %u ms", 337861d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt p2p->search_delay); 337961d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt p2p->in_search_delay = 1; 338061d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt p2p_set_timeout(p2p, p2p->search_delay / 1000, 338161d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt (p2p->search_delay % 1000) * 1000); 338261d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt break; 338361d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt } 338461d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt p2p->in_search_delay = 0; 33858d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_search(p2p); 33868d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt break; 33878d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt case P2P_CONNECT: 33888d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_timeout_connect(p2p); 33898d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt break; 33908d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt case P2P_CONNECT_LISTEN: 33918d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_timeout_connect_listen(p2p); 33928d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt break; 33938d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt case P2P_GO_NEG: 33948d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt break; 33958d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt case P2P_LISTEN_ONLY: 339675ecf5267604f166b85a7ee2cf0d9cb682966680Jouni Malinen /* Check if we timed out waiting for PD req */ 339775ecf5267604f166b85a7ee2cf0d9cb682966680Jouni Malinen if (p2p->pending_action_state == P2P_PENDING_PD) 339875ecf5267604f166b85a7ee2cf0d9cb682966680Jouni Malinen p2p_timeout_prov_disc_req(p2p); 339975ecf5267604f166b85a7ee2cf0d9cb682966680Jouni Malinen 34008d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (p2p->ext_listen_only) { 3401b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt p2p_dbg(p2p, "Extended Listen Timing - Listen State completed"); 34028d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->ext_listen_only = 0; 34038d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_set_state(p2p, P2P_IDLE); 34048d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 34058d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt break; 34068d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt case P2P_WAIT_PEER_CONNECT: 34078d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_timeout_wait_peer_connect(p2p); 34088d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt break; 34098d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt case P2P_WAIT_PEER_IDLE: 34108d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_timeout_wait_peer_idle(p2p); 34118d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt break; 34128d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt case P2P_SD_DURING_FIND: 34138d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_timeout_sd_during_find(p2p); 34148d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt break; 34158d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt case P2P_PROVISIONING: 34168d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt break; 34178d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt case P2P_PD_DURING_FIND: 34188d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_timeout_prov_disc_during_find(p2p); 34198d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt break; 34208d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt case P2P_INVITE: 34218d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_timeout_invite(p2p); 34228d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt break; 34238d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt case P2P_INVITE_LISTEN: 34248d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_timeout_invite_listen(p2p); 34258d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt break; 34268d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 34278d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 34288d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 34298d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 34308d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtint p2p_reject(struct p2p_data *p2p, const u8 *peer_addr) 34318d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 34328d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt struct p2p_device *dev; 34338d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 34348d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt dev = p2p_get_device(p2p, peer_addr); 3435b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt p2p_dbg(p2p, "Local request to reject connection attempts by peer " 3436b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt MACSTR, MAC2STR(peer_addr)); 34378d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (dev == NULL) { 3438b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt p2p_dbg(p2p, "Peer " MACSTR " unknown", MAC2STR(peer_addr)); 34398d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return -1; 34408d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 34418d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt dev->status = P2P_SC_FAIL_REJECTED_BY_USER; 34428d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt dev->flags |= P2P_DEV_USER_REJECTED; 34438d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return 0; 34448d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 34458d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 34468d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 34471f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidtconst char * p2p_wps_method_text(enum p2p_wps_method method) 34488d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 34498d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt switch (method) { 34508d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt case WPS_NOT_READY: 34518d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return "not-ready"; 34528d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt case WPS_PIN_DISPLAY: 34538d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return "Display"; 34548d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt case WPS_PIN_KEYPAD: 34558d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return "Keypad"; 34568d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt case WPS_PBC: 34578d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return "PBC"; 3458cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt case WPS_NFC: 3459cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt return "NFC"; 34608d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 34618d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 34628d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return "??"; 34638d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 34648d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 34658d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 34668d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtstatic const char * p2p_go_state_text(enum p2p_go_state go_state) 34678d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 34688d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt switch (go_state) { 34698d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt case UNKNOWN_GO: 34708d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return "unknown"; 34718d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt case LOCAL_GO: 34728d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return "local"; 34738d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt case REMOTE_GO: 34748d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return "remote"; 34758d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 34768d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 34778d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return "??"; 34788d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 34798d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 34808d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 34811f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidtconst struct p2p_peer_info * p2p_get_peer_info(struct p2p_data *p2p, 34821f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt const u8 *addr, int next) 34838d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 34848d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt struct p2p_device *dev; 34858d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 34868d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (addr) 34878d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt dev = p2p_get_device(p2p, addr); 34888d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt else 34898d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt dev = dl_list_first(&p2p->devices, struct p2p_device, list); 34908d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 34918d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (dev && next) { 34928d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt dev = dl_list_first(&dev->list, struct p2p_device, list); 34938d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (&dev->list == &p2p->devices) 34948d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt dev = NULL; 34958d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 34968d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 34978d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (dev == NULL) 34981f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt return NULL; 34991f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt 35001f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt return &dev->info; 35011f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt} 35021f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt 35031f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt 35041f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidtint p2p_get_peer_info_txt(const struct p2p_peer_info *info, 35051f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt char *buf, size_t buflen) 35061f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt{ 35071f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt struct p2p_device *dev; 35081f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt int res; 35091f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt char *pos, *end; 3510fb79edc9df1f20461e90e478363d207348213d35Dmitry Shmidt struct os_reltime now; 35111f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt 35121f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt if (info == NULL) 35138d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return -1; 35148d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 35151f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt dev = (struct p2p_device *) (((u8 *) info) - 35161f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt offsetof(struct p2p_device, info)); 35171f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt 35188d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt pos = buf; 35198d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt end = buf + buflen; 35208d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 3521fb79edc9df1f20461e90e478363d207348213d35Dmitry Shmidt os_get_reltime(&now); 35228d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt res = os_snprintf(pos, end - pos, 35238d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt "age=%d\n" 35248d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt "listen_freq=%d\n" 35258d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt "wps_method=%s\n" 35268d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt "interface_addr=" MACSTR "\n" 35278d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt "member_in_go_dev=" MACSTR "\n" 35288d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt "member_in_go_iface=" MACSTR "\n" 35298d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt "go_neg_req_sent=%d\n" 35308d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt "go_state=%s\n" 35318d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt "dialog_token=%u\n" 35328d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt "intended_addr=" MACSTR "\n" 35338d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt "country=%c%c\n" 35348d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt "oper_freq=%d\n" 35358d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt "req_config_methods=0x%x\n" 353613ca8d8ea51a1aa5e24c6c956473a11b0c7daed4Dmitry Shmidt "flags=%s%s%s%s%s%s%s%s%s%s%s%s%s\n" 35378d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt "status=%d\n" 35388d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt "invitation_reqs=%u\n", 35398d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt (int) (now.sec - dev->last_seen.sec), 35408d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt dev->listen_freq, 35418d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_wps_method_text(dev->wps_method), 35428d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt MAC2STR(dev->interface_addr), 35438d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt MAC2STR(dev->member_in_go_dev), 35448d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt MAC2STR(dev->member_in_go_iface), 35458d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt dev->go_neg_req_sent, 35468d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_go_state_text(dev->go_state), 35478d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt dev->dialog_token, 35488d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt MAC2STR(dev->intended_addr), 35498d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt dev->country[0] ? dev->country[0] : '_', 35508d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt dev->country[1] ? dev->country[1] : '_', 35518d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt dev->oper_freq, 35528d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt dev->req_config_methods, 35538d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt dev->flags & P2P_DEV_PROBE_REQ_ONLY ? 35548d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt "[PROBE_REQ_ONLY]" : "", 35558d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt dev->flags & P2P_DEV_REPORTED ? "[REPORTED]" : "", 35568d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt dev->flags & P2P_DEV_NOT_YET_READY ? 35578d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt "[NOT_YET_READY]" : "", 35588d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt dev->flags & P2P_DEV_PD_PEER_DISPLAY ? 35598d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt "[PD_PEER_DISPLAY]" : "", 35608d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt dev->flags & P2P_DEV_PD_PEER_KEYPAD ? 35618d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt "[PD_PEER_KEYPAD]" : "", 35628d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt dev->flags & P2P_DEV_USER_REJECTED ? 35638d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt "[USER_REJECTED]" : "", 35648d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt dev->flags & P2P_DEV_PEER_WAITING_RESPONSE ? 35658d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt "[PEER_WAITING_RESPONSE]" : "", 35668d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt dev->flags & P2P_DEV_PREFER_PERSISTENT_GROUP ? 35678d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt "[PREFER_PERSISTENT_GROUP]" : "", 35688d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt dev->flags & P2P_DEV_WAIT_GO_NEG_RESPONSE ? 35698d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt "[WAIT_GO_NEG_RESPONSE]" : "", 35708d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt dev->flags & P2P_DEV_WAIT_GO_NEG_CONFIRM ? 35718d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt "[WAIT_GO_NEG_CONFIRM]" : "", 35728d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt dev->flags & P2P_DEV_GROUP_CLIENT_ONLY ? 35738d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt "[GROUP_CLIENT_ONLY]" : "", 35748d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt dev->flags & P2P_DEV_FORCE_FREQ ? 35758d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt "[FORCE_FREQ]" : "", 35768d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt dev->flags & P2P_DEV_PD_FOR_JOIN ? 35778d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt "[PD_FOR_JOIN]" : "", 35788d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt dev->status, 35798d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt dev->invitation_reqs); 35808d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (res < 0 || res >= end - pos) 35818d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return pos - buf; 35828d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt pos += res; 35838d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 35848d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (dev->ext_listen_period) { 35858d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt res = os_snprintf(pos, end - pos, 35868d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt "ext_listen_period=%u\n" 35878d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt "ext_listen_interval=%u\n", 35888d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt dev->ext_listen_period, 35898d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt dev->ext_listen_interval); 35908d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (res < 0 || res >= end - pos) 35918d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return pos - buf; 35928d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt pos += res; 35938d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 35948d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 35958d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (dev->oper_ssid_len) { 35968d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt res = os_snprintf(pos, end - pos, 35978d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt "oper_ssid=%s\n", 35988d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpa_ssid_txt(dev->oper_ssid, 35998d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt dev->oper_ssid_len)); 36008d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (res < 0 || res >= end - pos) 36018d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return pos - buf; 36028d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt pos += res; 36038d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 36048d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 360561d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt#ifdef CONFIG_WIFI_DISPLAY 360661d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt if (dev->info.wfd_subelems) { 360761d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt res = os_snprintf(pos, end - pos, "wfd_subelems="); 360861d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt if (res < 0 || res >= end - pos) 360961d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt return pos - buf; 361061d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt pos += res; 361161d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt 361261d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt pos += wpa_snprintf_hex(pos, end - pos, 361361d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt wpabuf_head(dev->info.wfd_subelems), 361461d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt wpabuf_len(dev->info.wfd_subelems)); 361561d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt 361661d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt res = os_snprintf(pos, end - pos, "\n"); 361761d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt if (res < 0 || res >= end - pos) 361861d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt return pos - buf; 361961d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt pos += res; 362061d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt } 362161d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt#endif /* CONFIG_WIFI_DISPLAY */ 362261d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt 36238d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return pos - buf; 36248d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 36258d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 36268d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 36271f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidtint p2p_peer_known(struct p2p_data *p2p, const u8 *addr) 36281f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt{ 36291f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt return p2p_get_device(p2p, addr) != NULL; 36301f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt} 36311f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt 36321f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt 36338d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtvoid p2p_set_client_discoverability(struct p2p_data *p2p, int enabled) 36348d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 36358d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (enabled) { 3636b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt p2p_dbg(p2p, "Client discoverability enabled"); 36378d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->dev_capab |= P2P_DEV_CAPAB_CLIENT_DISCOVERABILITY; 36388d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } else { 3639b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt p2p_dbg(p2p, "Client discoverability disabled"); 36408d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->dev_capab &= ~P2P_DEV_CAPAB_CLIENT_DISCOVERABILITY; 36418d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 36428d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 36438d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 36448d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 36458d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtstatic struct wpabuf * p2p_build_presence_req(u32 duration1, u32 interval1, 36468d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt u32 duration2, u32 interval2) 36478d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 36488d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt struct wpabuf *req; 36498d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt struct p2p_noa_desc desc1, desc2, *ptr1 = NULL, *ptr2 = NULL; 36508d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt u8 *len; 36518d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 36528d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt req = wpabuf_alloc(100); 36538d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (req == NULL) 36548d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return NULL; 36558d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 36568d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (duration1 || interval1) { 36578d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_memset(&desc1, 0, sizeof(desc1)); 36588d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt desc1.count_type = 1; 36598d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt desc1.duration = duration1; 36608d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt desc1.interval = interval1; 36618d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt ptr1 = &desc1; 36628d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 36638d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (duration2 || interval2) { 36648d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_memset(&desc2, 0, sizeof(desc2)); 36658d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt desc2.count_type = 2; 36668d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt desc2.duration = duration2; 36678d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt desc2.interval = interval2; 36688d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt ptr2 = &desc2; 36698d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 36708d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 36718d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 36728d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_buf_add_action_hdr(req, P2P_PRESENCE_REQ, 1); 36738d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt len = p2p_buf_add_ie_hdr(req); 36748d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_buf_add_noa(req, 0, 0, 0, ptr1, ptr2); 36758d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_buf_update_ie_hdr(req, len); 36768d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 36778d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return req; 36788d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 36798d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 36808d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 36818d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtint p2p_presence_req(struct p2p_data *p2p, const u8 *go_interface_addr, 36828d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt const u8 *own_interface_addr, unsigned int freq, 36838d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt u32 duration1, u32 interval1, u32 duration2, 36848d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt u32 interval2) 36858d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 36868d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt struct wpabuf *req; 36878d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 3688b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt p2p_dbg(p2p, "Send Presence Request to GO " MACSTR 3689b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt " (own interface " MACSTR ") freq=%u dur1=%u int1=%u " 3690b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt "dur2=%u int2=%u", 36918d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt MAC2STR(go_interface_addr), MAC2STR(own_interface_addr), 36928d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt freq, duration1, interval1, duration2, interval2); 36938d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 36948d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt req = p2p_build_presence_req(duration1, interval1, duration2, 36958d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt interval2); 36968d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (req == NULL) 36978d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return -1; 36988d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 36998d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->pending_action_state = P2P_NO_PENDING_ACTION; 37008d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (p2p_send_action(p2p, freq, go_interface_addr, own_interface_addr, 37018d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt go_interface_addr, 37028d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpabuf_head(req), wpabuf_len(req), 200) < 0) { 3703b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt p2p_dbg(p2p, "Failed to send Action frame"); 37048d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 37058d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpabuf_free(req); 37068d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 37078d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return 0; 37088d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 37098d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 37108d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 37118d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtstatic struct wpabuf * p2p_build_presence_resp(u8 status, const u8 *noa, 37128d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt size_t noa_len, u8 dialog_token) 37138d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 37148d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt struct wpabuf *resp; 37158d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt u8 *len; 37168d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 37178d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt resp = wpabuf_alloc(100 + noa_len); 37188d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (resp == NULL) 37198d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return NULL; 37208d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 37218d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_buf_add_action_hdr(resp, P2P_PRESENCE_RESP, dialog_token); 37228d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt len = p2p_buf_add_ie_hdr(resp); 37238d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_buf_add_status(resp, status); 37248d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (noa) { 37258d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpabuf_put_u8(resp, P2P_ATTR_NOTICE_OF_ABSENCE); 37268d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpabuf_put_le16(resp, noa_len); 37278d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpabuf_put_data(resp, noa, noa_len); 37288d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } else 37298d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_buf_add_noa(resp, 0, 0, 0, NULL, NULL); 37308d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_buf_update_ie_hdr(resp, len); 37318d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 37328d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return resp; 37338d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 37348d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 37358d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 37368d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtstatic void p2p_process_presence_req(struct p2p_data *p2p, const u8 *da, 37378d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt const u8 *sa, const u8 *data, size_t len, 37388d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt int rx_freq) 37398d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 37408d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt struct p2p_message msg; 37418d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt u8 status; 37428d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt struct wpabuf *resp; 37438d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt size_t g; 37448d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt struct p2p_group *group = NULL; 37458d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt int parsed = 0; 37468d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt u8 noa[50]; 37478d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt int noa_len; 37488d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 3749b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt p2p_dbg(p2p, "Received P2P Action - P2P Presence Request"); 37508d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 37518d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt for (g = 0; g < p2p->num_groups; g++) { 37528d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (os_memcmp(da, p2p_group_get_interface_addr(p2p->groups[g]), 37538d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt ETH_ALEN) == 0) { 37548d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt group = p2p->groups[g]; 37558d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt break; 37568d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 37578d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 37588d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (group == NULL) { 3759b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt p2p_dbg(p2p, "Ignore P2P Presence Request for unknown group " 37608d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt MACSTR, MAC2STR(da)); 37618d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return; 37628d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 37638d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 37648d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (p2p_parse(data, len, &msg) < 0) { 3765b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt p2p_dbg(p2p, "Failed to parse P2P Presence Request"); 37668d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt status = P2P_SC_FAIL_INVALID_PARAMS; 37678d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt goto fail; 37688d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 37698d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt parsed = 1; 37708d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 37718d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (msg.noa == NULL) { 3772b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt p2p_dbg(p2p, "No NoA attribute in P2P Presence Request"); 37738d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt status = P2P_SC_FAIL_INVALID_PARAMS; 37748d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt goto fail; 37758d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 37768d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 37778d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt status = p2p_group_presence_req(group, sa, msg.noa, msg.noa_len); 37788d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 37798d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtfail: 37808d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (p2p->cfg->get_noa) 37818d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt noa_len = p2p->cfg->get_noa(p2p->cfg->cb_ctx, da, noa, 37828d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt sizeof(noa)); 37838d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt else 37848d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt noa_len = -1; 37858d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt resp = p2p_build_presence_resp(status, noa_len > 0 ? noa : NULL, 37868d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt noa_len > 0 ? noa_len : 0, 37878d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt msg.dialog_token); 37888d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (parsed) 37898d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_parse_free(&msg); 37908d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (resp == NULL) 37918d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return; 37928d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 37938d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->pending_action_state = P2P_NO_PENDING_ACTION; 37948d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (p2p_send_action(p2p, rx_freq, sa, da, da, 37958d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpabuf_head(resp), wpabuf_len(resp), 200) < 0) { 3796b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt p2p_dbg(p2p, "Failed to send Action frame"); 37978d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 37988d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpabuf_free(resp); 37998d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 38008d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 38018d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 38028d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtstatic void p2p_process_presence_resp(struct p2p_data *p2p, const u8 *da, 38038d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt const u8 *sa, const u8 *data, size_t len) 38048d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 38058d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt struct p2p_message msg; 38068d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 3807b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt p2p_dbg(p2p, "Received P2P Action - P2P Presence Response"); 38088d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 38098d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (p2p_parse(data, len, &msg) < 0) { 3810b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt p2p_dbg(p2p, "Failed to parse P2P Presence Response"); 38118d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return; 38128d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 38138d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 38148d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (msg.status == NULL || msg.noa == NULL) { 3815b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt p2p_dbg(p2p, "No Status or NoA attribute in P2P Presence Response"); 38168d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_parse_free(&msg); 38178d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return; 38188d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 38198d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 3820fb79edc9df1f20461e90e478363d207348213d35Dmitry Shmidt if (p2p->cfg->presence_resp) { 3821fb79edc9df1f20461e90e478363d207348213d35Dmitry Shmidt p2p->cfg->presence_resp(p2p->cfg->cb_ctx, sa, *msg.status, 3822fb79edc9df1f20461e90e478363d207348213d35Dmitry Shmidt msg.noa, msg.noa_len); 3823fb79edc9df1f20461e90e478363d207348213d35Dmitry Shmidt } 3824fb79edc9df1f20461e90e478363d207348213d35Dmitry Shmidt 38258d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (*msg.status) { 3826b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt p2p_dbg(p2p, "P2P Presence Request was rejected: status %u", 38278d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt *msg.status); 38288d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_parse_free(&msg); 38298d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return; 38308d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 38318d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 3832b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt p2p_dbg(p2p, "P2P Presence Request was accepted"); 38338d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpa_hexdump(MSG_DEBUG, "P2P: P2P Presence Response - NoA", 38348d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt msg.noa, msg.noa_len); 38358d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt /* TODO: process NoA */ 38368d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_parse_free(&msg); 38378d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 38388d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 38398d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 38408d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtstatic void p2p_ext_listen_timeout(void *eloop_ctx, void *timeout_ctx) 38418d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 38428d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt struct p2p_data *p2p = eloop_ctx; 38438d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 38448d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (p2p->ext_listen_interval) { 38458d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt /* Schedule next extended listen timeout */ 38468d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt eloop_register_timeout(p2p->ext_listen_interval_sec, 38478d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->ext_listen_interval_usec, 38488d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_ext_listen_timeout, p2p, NULL); 38498d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 38508d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 38516dc03bd757d3befd2c03a543a402338db03914d6Dmitry Shmidt if ((p2p->cfg->is_p2p_in_progress && 38526dc03bd757d3befd2c03a543a402338db03914d6Dmitry Shmidt p2p->cfg->is_p2p_in_progress(p2p->cfg->cb_ctx)) || 38536dc03bd757d3befd2c03a543a402338db03914d6Dmitry Shmidt (p2p->pending_action_state == P2P_PENDING_PD && 38546dc03bd757d3befd2c03a543a402338db03914d6Dmitry Shmidt p2p->pd_retries > 0)) { 38555a1480c7c46c4236d93bfd303dde32062bee04acDmitry Shmidt p2p_dbg(p2p, "Operation in progress - skip Extended Listen timeout (%s)", 38565a1480c7c46c4236d93bfd303dde32062bee04acDmitry Shmidt p2p_state_txt(p2p->state)); 38575a1480c7c46c4236d93bfd303dde32062bee04acDmitry Shmidt return; 38585a1480c7c46c4236d93bfd303dde32062bee04acDmitry Shmidt } 38595a1480c7c46c4236d93bfd303dde32062bee04acDmitry Shmidt 38608d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (p2p->state == P2P_LISTEN_ONLY && p2p->ext_listen_only) { 38618d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt /* 38628d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * This should not really happen, but it looks like the Listen 38638d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * command may fail is something else (e.g., a scan) was 38648d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * running at an inconvenient time. As a workaround, allow new 38658d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * Extended Listen operation to be started. 38668d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt */ 3867b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt p2p_dbg(p2p, "Previous Extended Listen operation had not been completed - try again"); 38688d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->ext_listen_only = 0; 38698d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_set_state(p2p, P2P_IDLE); 38708d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 38718d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 38728d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (p2p->state != P2P_IDLE) { 3873b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt p2p_dbg(p2p, "Skip Extended Listen timeout in active state (%s)", p2p_state_txt(p2p->state)); 38748d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return; 38758d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 38768d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 3877b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt p2p_dbg(p2p, "Extended Listen timeout"); 38788d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->ext_listen_only = 1; 38798d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (p2p_listen(p2p, p2p->ext_listen_period) < 0) { 3880b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt p2p_dbg(p2p, "Failed to start Listen state for Extended Listen Timing"); 38818d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->ext_listen_only = 0; 38828d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 38838d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 38848d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 38858d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 38868d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtint p2p_ext_listen(struct p2p_data *p2p, unsigned int period, 38878d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt unsigned int interval) 38888d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 38898d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (period > 65535 || interval > 65535 || period > interval || 38908d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt (period == 0 && interval > 0) || (period > 0 && interval == 0)) { 3891b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt p2p_dbg(p2p, "Invalid Extended Listen Timing request: period=%u interval=%u", 3892b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt period, interval); 38938d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return -1; 38948d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 38958d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 38968d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt eloop_cancel_timeout(p2p_ext_listen_timeout, p2p, NULL); 38978d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 38988d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (interval == 0) { 3899b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt p2p_dbg(p2p, "Disabling Extended Listen Timing"); 39008d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->ext_listen_period = 0; 39018d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->ext_listen_interval = 0; 39028d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return 0; 39038d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 39048d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 3905b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt p2p_dbg(p2p, "Enabling Extended Listen Timing: period %u msec, interval %u msec", 3906b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt period, interval); 39078d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->ext_listen_period = period; 39088d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->ext_listen_interval = interval; 39098d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->ext_listen_interval_sec = interval / 1000; 39108d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->ext_listen_interval_usec = (interval % 1000) * 1000; 39118d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 39128d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt eloop_register_timeout(p2p->ext_listen_interval_sec, 39138d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->ext_listen_interval_usec, 39148d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_ext_listen_timeout, p2p, NULL); 39158d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 39168d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return 0; 39178d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 39188d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 39198d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 39208d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtvoid p2p_deauth_notif(struct p2p_data *p2p, const u8 *bssid, u16 reason_code, 39218d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt const u8 *ie, size_t ie_len) 39228d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 39238d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt struct p2p_message msg; 39248d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 39258d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (bssid == NULL || ie == NULL) 39268d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return; 39278d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 39288d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_memset(&msg, 0, sizeof(msg)); 39298d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (p2p_parse_ies(ie, ie_len, &msg)) 39308d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return; 39319767226d8e6a1adaa33beb9f517ef40dddfa460cDmitry Shmidt if (msg.minor_reason_code == NULL) { 39329767226d8e6a1adaa33beb9f517ef40dddfa460cDmitry Shmidt p2p_parse_free(&msg); 39338d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return; 39349767226d8e6a1adaa33beb9f517ef40dddfa460cDmitry Shmidt } 39358d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 3936b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt p2p_dbg(p2p, "Deauthentication notification BSSID " MACSTR 39378d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt " reason_code=%u minor_reason_code=%u", 39388d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt MAC2STR(bssid), reason_code, *msg.minor_reason_code); 39398d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 39408d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_parse_free(&msg); 39418d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 39428d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 39438d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 39448d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtvoid p2p_disassoc_notif(struct p2p_data *p2p, const u8 *bssid, u16 reason_code, 39458d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt const u8 *ie, size_t ie_len) 39468d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 39478d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt struct p2p_message msg; 39488d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 39498d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (bssid == NULL || ie == NULL) 39508d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return; 39518d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 39528d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_memset(&msg, 0, sizeof(msg)); 39538d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (p2p_parse_ies(ie, ie_len, &msg)) 39548d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return; 39559767226d8e6a1adaa33beb9f517ef40dddfa460cDmitry Shmidt if (msg.minor_reason_code == NULL) { 39569767226d8e6a1adaa33beb9f517ef40dddfa460cDmitry Shmidt p2p_parse_free(&msg); 39578d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return; 39589767226d8e6a1adaa33beb9f517ef40dddfa460cDmitry Shmidt } 39598d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 3960b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt p2p_dbg(p2p, "Disassociation notification BSSID " MACSTR 39618d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt " reason_code=%u minor_reason_code=%u", 39628d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt MAC2STR(bssid), reason_code, *msg.minor_reason_code); 39638d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 39648d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_parse_free(&msg); 39658d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 39668d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 39678d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 39688d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtvoid p2p_set_managed_oper(struct p2p_data *p2p, int enabled) 39698d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 39708d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (enabled) { 3971b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt p2p_dbg(p2p, "Managed P2P Device operations enabled"); 39728d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->dev_capab |= P2P_DEV_CAPAB_INFRA_MANAGED; 39738d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } else { 3974b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt p2p_dbg(p2p, "Managed P2P Device operations disabled"); 39758d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->dev_capab &= ~P2P_DEV_CAPAB_INFRA_MANAGED; 39768d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 39778d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 39788d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 39798d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 39808d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtint p2p_set_listen_channel(struct p2p_data *p2p, u8 reg_class, u8 channel) 39818d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 39824b06059785b935dd1f4f09314e4e12c417d2c6a4Dmitry Shmidt if (p2p_channel_to_freq(reg_class, channel) < 0) 39838d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return -1; 39848d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 3985b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt p2p_dbg(p2p, "Set Listen channel: reg_class %u channel %u", 3986b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt reg_class, channel); 39878d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->cfg->reg_class = reg_class; 39888d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->cfg->channel = channel; 39898d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 39908d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return 0; 39918d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 39928d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 39938d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 39948d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtint p2p_set_ssid_postfix(struct p2p_data *p2p, const u8 *postfix, size_t len) 39958d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 3996b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt p2p_dbg(p2p, "New SSID postfix: %s", wpa_ssid_txt(postfix, len)); 39978d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (postfix == NULL) { 39988d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->cfg->ssid_postfix_len = 0; 39998d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return 0; 40008d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 40018d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (len > sizeof(p2p->cfg->ssid_postfix)) 40028d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return -1; 40038d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_memcpy(p2p->cfg->ssid_postfix, postfix, len); 40048d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->cfg->ssid_postfix_len = len; 40058d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return 0; 40068d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 40078d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 40088d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 400975ecf5267604f166b85a7ee2cf0d9cb682966680Jouni Malinenint p2p_set_oper_channel(struct p2p_data *p2p, u8 op_reg_class, u8 op_channel, 401075ecf5267604f166b85a7ee2cf0d9cb682966680Jouni Malinen int cfg_op_channel) 401175ecf5267604f166b85a7ee2cf0d9cb682966680Jouni Malinen{ 40124b06059785b935dd1f4f09314e4e12c417d2c6a4Dmitry Shmidt if (p2p_channel_to_freq(op_reg_class, op_channel) < 0) 401375ecf5267604f166b85a7ee2cf0d9cb682966680Jouni Malinen return -1; 401475ecf5267604f166b85a7ee2cf0d9cb682966680Jouni Malinen 4015b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt p2p_dbg(p2p, "Set Operating channel: reg_class %u channel %u", 4016b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt op_reg_class, op_channel); 401775ecf5267604f166b85a7ee2cf0d9cb682966680Jouni Malinen p2p->cfg->op_reg_class = op_reg_class; 401875ecf5267604f166b85a7ee2cf0d9cb682966680Jouni Malinen p2p->cfg->op_channel = op_channel; 401975ecf5267604f166b85a7ee2cf0d9cb682966680Jouni Malinen p2p->cfg->cfg_op_channel = cfg_op_channel; 402075ecf5267604f166b85a7ee2cf0d9cb682966680Jouni Malinen return 0; 402175ecf5267604f166b85a7ee2cf0d9cb682966680Jouni Malinen} 402275ecf5267604f166b85a7ee2cf0d9cb682966680Jouni Malinen 402375ecf5267604f166b85a7ee2cf0d9cb682966680Jouni Malinen 402404949598a23f501be6eec21697465fd46a28840aDmitry Shmidtint p2p_set_pref_chan(struct p2p_data *p2p, unsigned int num_pref_chan, 402504949598a23f501be6eec21697465fd46a28840aDmitry Shmidt const struct p2p_channel *pref_chan) 402604949598a23f501be6eec21697465fd46a28840aDmitry Shmidt{ 402704949598a23f501be6eec21697465fd46a28840aDmitry Shmidt struct p2p_channel *n; 402804949598a23f501be6eec21697465fd46a28840aDmitry Shmidt 402904949598a23f501be6eec21697465fd46a28840aDmitry Shmidt if (pref_chan) { 403004949598a23f501be6eec21697465fd46a28840aDmitry Shmidt n = os_malloc(num_pref_chan * sizeof(struct p2p_channel)); 403104949598a23f501be6eec21697465fd46a28840aDmitry Shmidt if (n == NULL) 403204949598a23f501be6eec21697465fd46a28840aDmitry Shmidt return -1; 403304949598a23f501be6eec21697465fd46a28840aDmitry Shmidt os_memcpy(n, pref_chan, 403404949598a23f501be6eec21697465fd46a28840aDmitry Shmidt num_pref_chan * sizeof(struct p2p_channel)); 403504949598a23f501be6eec21697465fd46a28840aDmitry Shmidt } else 403604949598a23f501be6eec21697465fd46a28840aDmitry Shmidt n = NULL; 403704949598a23f501be6eec21697465fd46a28840aDmitry Shmidt 403804949598a23f501be6eec21697465fd46a28840aDmitry Shmidt os_free(p2p->cfg->pref_chan); 403904949598a23f501be6eec21697465fd46a28840aDmitry Shmidt p2p->cfg->pref_chan = n; 404004949598a23f501be6eec21697465fd46a28840aDmitry Shmidt p2p->cfg->num_pref_chan = num_pref_chan; 404104949598a23f501be6eec21697465fd46a28840aDmitry Shmidt 404204949598a23f501be6eec21697465fd46a28840aDmitry Shmidt return 0; 404304949598a23f501be6eec21697465fd46a28840aDmitry Shmidt} 404404949598a23f501be6eec21697465fd46a28840aDmitry Shmidt 404504949598a23f501be6eec21697465fd46a28840aDmitry Shmidt 404668d0e3ed07847339aedfac8e02f50db68c702e52Dmitry Shmidtint p2p_set_no_go_freq(struct p2p_data *p2p, 404768d0e3ed07847339aedfac8e02f50db68c702e52Dmitry Shmidt const struct wpa_freq_range_list *list) 404868d0e3ed07847339aedfac8e02f50db68c702e52Dmitry Shmidt{ 404968d0e3ed07847339aedfac8e02f50db68c702e52Dmitry Shmidt struct wpa_freq_range *tmp; 405068d0e3ed07847339aedfac8e02f50db68c702e52Dmitry Shmidt 405168d0e3ed07847339aedfac8e02f50db68c702e52Dmitry Shmidt if (list == NULL || list->num == 0) { 405268d0e3ed07847339aedfac8e02f50db68c702e52Dmitry Shmidt os_free(p2p->no_go_freq.range); 405368d0e3ed07847339aedfac8e02f50db68c702e52Dmitry Shmidt p2p->no_go_freq.range = NULL; 405468d0e3ed07847339aedfac8e02f50db68c702e52Dmitry Shmidt p2p->no_go_freq.num = 0; 405568d0e3ed07847339aedfac8e02f50db68c702e52Dmitry Shmidt return 0; 405668d0e3ed07847339aedfac8e02f50db68c702e52Dmitry Shmidt } 405768d0e3ed07847339aedfac8e02f50db68c702e52Dmitry Shmidt 405868d0e3ed07847339aedfac8e02f50db68c702e52Dmitry Shmidt tmp = os_calloc(list->num, sizeof(struct wpa_freq_range)); 405968d0e3ed07847339aedfac8e02f50db68c702e52Dmitry Shmidt if (tmp == NULL) 406068d0e3ed07847339aedfac8e02f50db68c702e52Dmitry Shmidt return -1; 406168d0e3ed07847339aedfac8e02f50db68c702e52Dmitry Shmidt os_memcpy(tmp, list->range, list->num * sizeof(struct wpa_freq_range)); 406268d0e3ed07847339aedfac8e02f50db68c702e52Dmitry Shmidt os_free(p2p->no_go_freq.range); 406368d0e3ed07847339aedfac8e02f50db68c702e52Dmitry Shmidt p2p->no_go_freq.range = tmp; 406468d0e3ed07847339aedfac8e02f50db68c702e52Dmitry Shmidt p2p->no_go_freq.num = list->num; 406568d0e3ed07847339aedfac8e02f50db68c702e52Dmitry Shmidt p2p_dbg(p2p, "Updated no GO chan list"); 406668d0e3ed07847339aedfac8e02f50db68c702e52Dmitry Shmidt 406768d0e3ed07847339aedfac8e02f50db68c702e52Dmitry Shmidt return 0; 406868d0e3ed07847339aedfac8e02f50db68c702e52Dmitry Shmidt} 406968d0e3ed07847339aedfac8e02f50db68c702e52Dmitry Shmidt 407068d0e3ed07847339aedfac8e02f50db68c702e52Dmitry Shmidt 40718d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtint p2p_get_interface_addr(struct p2p_data *p2p, const u8 *dev_addr, 40728d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt u8 *iface_addr) 40738d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 40748d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt struct p2p_device *dev = p2p_get_device(p2p, dev_addr); 40758d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (dev == NULL || is_zero_ether_addr(dev->interface_addr)) 40768d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return -1; 40778d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_memcpy(iface_addr, dev->interface_addr, ETH_ALEN); 40788d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return 0; 40798d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 40808d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 40818d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 40828d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtint p2p_get_dev_addr(struct p2p_data *p2p, const u8 *iface_addr, 40838d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt u8 *dev_addr) 40848d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 40858d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt struct p2p_device *dev = p2p_get_device_interface(p2p, iface_addr); 40868d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (dev == NULL) 40878d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return -1; 40888d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_memcpy(dev_addr, dev->info.p2p_device_addr, ETH_ALEN); 40898d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return 0; 40908d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 40918d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 40928d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 40938d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtvoid p2p_set_peer_filter(struct p2p_data *p2p, const u8 *addr) 40948d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 40958d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_memcpy(p2p->peer_filter, addr, ETH_ALEN); 40968d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (is_zero_ether_addr(p2p->peer_filter)) 4097b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt p2p_dbg(p2p, "Disable peer filter"); 40988d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt else 4099b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt p2p_dbg(p2p, "Enable peer filter for " MACSTR, 4100b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt MAC2STR(p2p->peer_filter)); 41018d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 41028d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 41038d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 41048d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtvoid p2p_set_cross_connect(struct p2p_data *p2p, int enabled) 41058d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 4106b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt p2p_dbg(p2p, "Cross connection %s", enabled ? "enabled" : "disabled"); 41078d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (p2p->cross_connect == enabled) 41088d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return; 41098d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->cross_connect = enabled; 41108d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt /* TODO: may need to tear down any action group where we are GO(?) */ 41118d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 41128d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 41138d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 41148d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtint p2p_get_oper_freq(struct p2p_data *p2p, const u8 *iface_addr) 41158d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 41168d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt struct p2p_device *dev = p2p_get_device_interface(p2p, iface_addr); 41178d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (dev == NULL) 41188d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return -1; 41198d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (dev->oper_freq <= 0) 41208d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return -1; 41218d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return dev->oper_freq; 41228d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 41238d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 41248d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 41258d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtvoid p2p_set_intra_bss_dist(struct p2p_data *p2p, int enabled) 41268d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 4127b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt p2p_dbg(p2p, "Intra BSS distribution %s", 41288d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt enabled ? "enabled" : "disabled"); 41298d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->cfg->p2p_intra_bss = enabled; 41308d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 41318d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 41328d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 413368d0e3ed07847339aedfac8e02f50db68c702e52Dmitry Shmidtvoid p2p_update_channel_list(struct p2p_data *p2p, 413468d0e3ed07847339aedfac8e02f50db68c702e52Dmitry Shmidt const struct p2p_channels *chan, 413568d0e3ed07847339aedfac8e02f50db68c702e52Dmitry Shmidt const struct p2p_channels *cli_chan) 41368d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 4137b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt p2p_dbg(p2p, "Update channel list"); 41388d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_memcpy(&p2p->cfg->channels, chan, sizeof(struct p2p_channels)); 413968d0e3ed07847339aedfac8e02f50db68c702e52Dmitry Shmidt p2p_channels_dump(p2p, "channels", &p2p->cfg->channels); 414068d0e3ed07847339aedfac8e02f50db68c702e52Dmitry Shmidt os_memcpy(&p2p->cfg->cli_channels, cli_chan, 414168d0e3ed07847339aedfac8e02f50db68c702e52Dmitry Shmidt sizeof(struct p2p_channels)); 414268d0e3ed07847339aedfac8e02f50db68c702e52Dmitry Shmidt p2p_channels_dump(p2p, "cli_channels", &p2p->cfg->cli_channels); 41438d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 41448d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 41458d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 41468d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtint p2p_send_action(struct p2p_data *p2p, unsigned int freq, const u8 *dst, 41478d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt const u8 *src, const u8 *bssid, const u8 *buf, 41488d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt size_t len, unsigned int wait_time) 41498d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 41508d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (p2p->p2p_scan_running) { 4151b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt p2p_dbg(p2p, "Delay Action frame TX until p2p_scan completes"); 41528d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (p2p->after_scan_tx) { 4153b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt p2p_dbg(p2p, "Dropped previous pending Action frame TX"); 41548d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_free(p2p->after_scan_tx); 41558d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 41568d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->after_scan_tx = os_malloc(sizeof(*p2p->after_scan_tx) + 41578d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt len); 41588d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (p2p->after_scan_tx == NULL) 41598d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return -1; 41608d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->after_scan_tx->freq = freq; 41618d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_memcpy(p2p->after_scan_tx->dst, dst, ETH_ALEN); 41628d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_memcpy(p2p->after_scan_tx->src, src, ETH_ALEN); 41638d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_memcpy(p2p->after_scan_tx->bssid, bssid, ETH_ALEN); 41648d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->after_scan_tx->len = len; 41658d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->after_scan_tx->wait_time = wait_time; 41668d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_memcpy(p2p->after_scan_tx + 1, buf, len); 41678d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return 0; 41688d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 41698d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 41708d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return p2p->cfg->send_action(p2p->cfg->cb_ctx, freq, dst, src, bssid, 41718d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt buf, len, wait_time); 41728d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 41738d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 41748d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 41758d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtvoid p2p_set_best_channels(struct p2p_data *p2p, int freq_24, int freq_5, 41768d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt int freq_overall) 41778d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 4178b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt p2p_dbg(p2p, "Best channel: 2.4 GHz: %d, 5 GHz: %d, overall: %d", 4179b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt freq_24, freq_5, freq_overall); 41808d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->best_freq_24 = freq_24; 41818d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->best_freq_5 = freq_5; 41828d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->best_freq_overall = freq_overall; 41838d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 41848d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 41858d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 4186700a137ab366edc72e371da68ba187b4717ee660Dmitry Shmidtvoid p2p_set_own_freq_preference(struct p2p_data *p2p, int freq) 4187700a137ab366edc72e371da68ba187b4717ee660Dmitry Shmidt{ 4188b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt p2p_dbg(p2p, "Own frequency preference: %d MHz", freq); 4189700a137ab366edc72e371da68ba187b4717ee660Dmitry Shmidt p2p->own_freq_preference = freq; 4190700a137ab366edc72e371da68ba187b4717ee660Dmitry Shmidt} 4191700a137ab366edc72e371da68ba187b4717ee660Dmitry Shmidt 4192700a137ab366edc72e371da68ba187b4717ee660Dmitry Shmidt 41938d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtconst u8 * p2p_get_go_neg_peer(struct p2p_data *p2p) 41948d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 41958d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (p2p == NULL || p2p->go_neg_peer == NULL) 41968d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return NULL; 41978d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return p2p->go_neg_peer->info.p2p_device_addr; 41988d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 41998d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 42008d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 42018d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtconst struct p2p_peer_info * 42028d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtp2p_get_peer_found(struct p2p_data *p2p, const u8 *addr, int next) 42038d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 42048d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt struct p2p_device *dev; 42058d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 42068d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (addr) { 42078d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt dev = p2p_get_device(p2p, addr); 42088d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (!dev) 42098d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return NULL; 42108d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 42118d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (!next) { 42128d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (dev->flags & P2P_DEV_PROBE_REQ_ONLY) 42138d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return NULL; 42148d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 42158d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return &dev->info; 42168d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } else { 42178d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt do { 42188d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt dev = dl_list_first(&dev->list, 42198d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt struct p2p_device, 42208d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt list); 42217832adbbd72a1b784b7fb74a71a5d4085b0cb0d3Dmitry Shmidt if (!dev || &dev->list == &p2p->devices) 42228d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return NULL; 42238d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } while (dev->flags & P2P_DEV_PROBE_REQ_ONLY); 42248d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 42258d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } else { 42268d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt dev = dl_list_first(&p2p->devices, struct p2p_device, list); 42278d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (!dev) 42288d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return NULL; 42298d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt while (dev->flags & P2P_DEV_PROBE_REQ_ONLY) { 42308d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt dev = dl_list_first(&dev->list, 42318d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt struct p2p_device, 42328d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt list); 42337832adbbd72a1b784b7fb74a71a5d4085b0cb0d3Dmitry Shmidt if (!dev || &dev->list == &p2p->devices) 42348d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return NULL; 42358d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 42368d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 42378d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 42388d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return &dev->info; 42398d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 42401f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt 42411f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt 42421f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidtint p2p_in_progress(struct p2p_data *p2p) 42431f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt{ 42441f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt if (p2p == NULL) 42451f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt return 0; 4246fb79edc9df1f20461e90e478363d207348213d35Dmitry Shmidt if (p2p->state == P2P_SEARCH) 424761d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt return 2; 42481f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt return p2p->state != P2P_IDLE && p2p->state != P2P_PROVISIONING; 42491f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt} 425061d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt 425161d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt 425261d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidtvoid p2p_set_config_timeout(struct p2p_data *p2p, u8 go_timeout, 425361d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt u8 client_timeout) 425461d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt{ 425561d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt if (p2p) { 425661d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt p2p->go_timeout = go_timeout; 425761d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt p2p->client_timeout = client_timeout; 425861d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt } 425961d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt} 426061d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt 426161d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt 426261d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt#ifdef CONFIG_WIFI_DISPLAY 426361d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt 426461d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidtstatic void p2p_update_wfd_ie_groups(struct p2p_data *p2p) 426561d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt{ 426661d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt size_t g; 426761d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt struct p2p_group *group; 426861d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt 426961d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt for (g = 0; g < p2p->num_groups; g++) { 427061d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt group = p2p->groups[g]; 4271b96dad47218788efffa3db0fe7f1b54a7d19e366Dmitry Shmidt p2p_group_force_beacon_update_ies(group); 427261d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt } 427361d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt} 427461d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt 427561d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt 427661d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidtint p2p_set_wfd_ie_beacon(struct p2p_data *p2p, struct wpabuf *ie) 427761d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt{ 427861d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt wpabuf_free(p2p->wfd_ie_beacon); 427961d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt p2p->wfd_ie_beacon = ie; 428061d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt p2p_update_wfd_ie_groups(p2p); 428161d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt return 0; 428261d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt} 428361d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt 428461d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt 428561d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidtint p2p_set_wfd_ie_probe_req(struct p2p_data *p2p, struct wpabuf *ie) 428661d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt{ 428761d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt wpabuf_free(p2p->wfd_ie_probe_req); 428861d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt p2p->wfd_ie_probe_req = ie; 428961d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt return 0; 429061d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt} 429161d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt 429261d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt 429361d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidtint p2p_set_wfd_ie_probe_resp(struct p2p_data *p2p, struct wpabuf *ie) 429461d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt{ 429561d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt wpabuf_free(p2p->wfd_ie_probe_resp); 429661d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt p2p->wfd_ie_probe_resp = ie; 429761d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt p2p_update_wfd_ie_groups(p2p); 429861d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt return 0; 429961d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt} 430061d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt 430161d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt 430261d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidtint p2p_set_wfd_ie_assoc_req(struct p2p_data *p2p, struct wpabuf *ie) 430361d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt{ 430461d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt wpabuf_free(p2p->wfd_ie_assoc_req); 430561d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt p2p->wfd_ie_assoc_req = ie; 430661d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt return 0; 430761d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt} 430861d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt 430961d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt 431061d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidtint p2p_set_wfd_ie_invitation(struct p2p_data *p2p, struct wpabuf *ie) 431161d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt{ 431261d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt wpabuf_free(p2p->wfd_ie_invitation); 431361d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt p2p->wfd_ie_invitation = ie; 431461d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt return 0; 431561d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt} 431661d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt 431761d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt 431861d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidtint p2p_set_wfd_ie_prov_disc_req(struct p2p_data *p2p, struct wpabuf *ie) 431961d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt{ 432061d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt wpabuf_free(p2p->wfd_ie_prov_disc_req); 432161d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt p2p->wfd_ie_prov_disc_req = ie; 432261d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt return 0; 432361d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt} 432461d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt 432561d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt 432661d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidtint p2p_set_wfd_ie_prov_disc_resp(struct p2p_data *p2p, struct wpabuf *ie) 432761d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt{ 432861d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt wpabuf_free(p2p->wfd_ie_prov_disc_resp); 432961d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt p2p->wfd_ie_prov_disc_resp = ie; 433061d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt return 0; 433161d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt} 433261d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt 433361d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt 433461d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidtint p2p_set_wfd_ie_go_neg(struct p2p_data *p2p, struct wpabuf *ie) 433561d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt{ 433661d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt wpabuf_free(p2p->wfd_ie_go_neg); 433761d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt p2p->wfd_ie_go_neg = ie; 433861d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt return 0; 433961d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt} 434061d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt 434161d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt 434261d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidtint p2p_set_wfd_dev_info(struct p2p_data *p2p, const struct wpabuf *elem) 434361d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt{ 434461d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt wpabuf_free(p2p->wfd_dev_info); 434561d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt if (elem) { 434661d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt p2p->wfd_dev_info = wpabuf_dup(elem); 434761d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt if (p2p->wfd_dev_info == NULL) 434861d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt return -1; 434961d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt } else 435061d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt p2p->wfd_dev_info = NULL; 435161d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt 435261d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt return 0; 435361d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt} 435461d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt 435561d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt 435661d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidtint p2p_set_wfd_assoc_bssid(struct p2p_data *p2p, const struct wpabuf *elem) 435761d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt{ 435861d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt wpabuf_free(p2p->wfd_assoc_bssid); 435961d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt if (elem) { 436061d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt p2p->wfd_assoc_bssid = wpabuf_dup(elem); 436161d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt if (p2p->wfd_assoc_bssid == NULL) 436261d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt return -1; 436361d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt } else 436461d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt p2p->wfd_assoc_bssid = NULL; 436561d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt 436661d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt return 0; 436761d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt} 436861d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt 436961d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt 437061d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidtint p2p_set_wfd_coupled_sink_info(struct p2p_data *p2p, 437161d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt const struct wpabuf *elem) 437261d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt{ 437361d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt wpabuf_free(p2p->wfd_coupled_sink_info); 437461d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt if (elem) { 437561d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt p2p->wfd_coupled_sink_info = wpabuf_dup(elem); 437661d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt if (p2p->wfd_coupled_sink_info == NULL) 437761d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt return -1; 437861d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt } else 437961d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt p2p->wfd_coupled_sink_info = NULL; 438061d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt 438161d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt return 0; 438261d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt} 438361d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt 438461d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt#endif /* CONFIG_WIFI_DISPLAY */ 4385d5e4923d04122f81300fa68fb07d64ede28fd44dDmitry Shmidt 4386d5e4923d04122f81300fa68fb07d64ede28fd44dDmitry Shmidt 4387d5e4923d04122f81300fa68fb07d64ede28fd44dDmitry Shmidtint p2p_set_disc_int(struct p2p_data *p2p, int min_disc_int, int max_disc_int, 4388d5e4923d04122f81300fa68fb07d64ede28fd44dDmitry Shmidt int max_disc_tu) 4389d5e4923d04122f81300fa68fb07d64ede28fd44dDmitry Shmidt{ 4390d5e4923d04122f81300fa68fb07d64ede28fd44dDmitry Shmidt if (min_disc_int > max_disc_int || min_disc_int < 0 || max_disc_int < 0) 4391d5e4923d04122f81300fa68fb07d64ede28fd44dDmitry Shmidt return -1; 4392d5e4923d04122f81300fa68fb07d64ede28fd44dDmitry Shmidt 4393d5e4923d04122f81300fa68fb07d64ede28fd44dDmitry Shmidt p2p->min_disc_int = min_disc_int; 4394d5e4923d04122f81300fa68fb07d64ede28fd44dDmitry Shmidt p2p->max_disc_int = max_disc_int; 4395d5e4923d04122f81300fa68fb07d64ede28fd44dDmitry Shmidt p2p->max_disc_tu = max_disc_tu; 4396b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt p2p_dbg(p2p, "Set discoverable interval: min=%d max=%d max_tu=%d", 4397b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt min_disc_int, max_disc_int, max_disc_tu); 4398d5e4923d04122f81300fa68fb07d64ede28fd44dDmitry Shmidt 4399d5e4923d04122f81300fa68fb07d64ede28fd44dDmitry Shmidt return 0; 4400d5e4923d04122f81300fa68fb07d64ede28fd44dDmitry Shmidt} 4401b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt 4402b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt 4403b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidtvoid p2p_dbg(struct p2p_data *p2p, const char *fmt, ...) 4404b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt{ 4405b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt va_list ap; 4406b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt char buf[500]; 4407b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt 4408b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt if (!p2p->cfg->debug_print) 4409b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt return; 4410b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt 4411b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt va_start(ap, fmt); 4412b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt vsnprintf(buf, sizeof(buf), fmt, ap); 4413b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt buf[sizeof(buf) - 1] = '\0'; 4414b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt va_end(ap); 4415b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt p2p->cfg->debug_print(p2p->cfg->cb_ctx, MSG_DEBUG, buf); 4416b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt} 4417b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt 4418b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt 4419b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidtvoid p2p_info(struct p2p_data *p2p, const char *fmt, ...) 4420b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt{ 4421b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt va_list ap; 4422b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt char buf[500]; 4423b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt 4424b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt if (!p2p->cfg->debug_print) 4425b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt return; 4426b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt 4427b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt va_start(ap, fmt); 4428b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt vsnprintf(buf, sizeof(buf), fmt, ap); 4429b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt buf[sizeof(buf) - 1] = '\0'; 4430b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt va_end(ap); 4431b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt p2p->cfg->debug_print(p2p->cfg->cb_ctx, MSG_INFO, buf); 4432b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt} 4433b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt 4434b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt 4435b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidtvoid p2p_err(struct p2p_data *p2p, const char *fmt, ...) 4436b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt{ 4437b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt va_list ap; 4438b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt char buf[500]; 4439b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt 4440b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt if (!p2p->cfg->debug_print) 4441b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt return; 4442b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt 4443b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt va_start(ap, fmt); 4444b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt vsnprintf(buf, sizeof(buf), fmt, ap); 4445b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt buf[sizeof(buf) - 1] = '\0'; 4446b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt va_end(ap); 4447b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt p2p->cfg->debug_print(p2p->cfg->cb_ctx, MSG_ERROR, buf); 4448b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt} 4449cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt 4450cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt 4451cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt#ifdef CONFIG_WPS_NFC 4452cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt 4453cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidtstatic struct wpabuf * p2p_build_nfc_handover(struct p2p_data *p2p, 4454cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt int client_freq, 4455cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt const u8 *go_dev_addr, 4456cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt const u8 *ssid, size_t ssid_len) 4457cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt{ 4458cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt struct wpabuf *buf; 4459cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt u8 op_class, channel; 4460cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt enum p2p_role_indication role = P2P_DEVICE_NOT_IN_GROUP; 4461cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt 4462cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt buf = wpabuf_alloc(1000); 4463cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt if (buf == NULL) 4464cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt return NULL; 4465cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt 4466cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt op_class = p2p->cfg->reg_class; 4467cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt channel = p2p->cfg->channel; 4468cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt 4469cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt p2p_buf_add_capability(buf, p2p->dev_capab & 4470cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt ~P2P_DEV_CAPAB_CLIENT_DISCOVERABILITY, 0); 4471cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt p2p_buf_add_device_info(buf, p2p, NULL); 4472cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt 4473cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt if (p2p->num_groups > 0) { 44747832adbbd72a1b784b7fb74a71a5d4085b0cb0d3Dmitry Shmidt int freq = p2p_group_get_freq(p2p->groups[0]); 4475cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt role = P2P_GO_IN_A_GROUP; 44767832adbbd72a1b784b7fb74a71a5d4085b0cb0d3Dmitry Shmidt if (p2p_freq_to_channel(freq, &op_class, &channel) < 0) { 44777832adbbd72a1b784b7fb74a71a5d4085b0cb0d3Dmitry Shmidt p2p_dbg(p2p, 44787832adbbd72a1b784b7fb74a71a5d4085b0cb0d3Dmitry Shmidt "Unknown GO operating frequency %d MHz for NFC handover", 44797832adbbd72a1b784b7fb74a71a5d4085b0cb0d3Dmitry Shmidt freq); 44807832adbbd72a1b784b7fb74a71a5d4085b0cb0d3Dmitry Shmidt wpabuf_free(buf); 44817832adbbd72a1b784b7fb74a71a5d4085b0cb0d3Dmitry Shmidt return NULL; 44827832adbbd72a1b784b7fb74a71a5d4085b0cb0d3Dmitry Shmidt } 4483cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt } else if (client_freq > 0) { 4484cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt role = P2P_CLIENT_IN_A_GROUP; 44857832adbbd72a1b784b7fb74a71a5d4085b0cb0d3Dmitry Shmidt if (p2p_freq_to_channel(client_freq, &op_class, &channel) < 0) { 44867832adbbd72a1b784b7fb74a71a5d4085b0cb0d3Dmitry Shmidt p2p_dbg(p2p, 44877832adbbd72a1b784b7fb74a71a5d4085b0cb0d3Dmitry Shmidt "Unknown client operating frequency %d MHz for NFC handover", 44887832adbbd72a1b784b7fb74a71a5d4085b0cb0d3Dmitry Shmidt client_freq); 44897832adbbd72a1b784b7fb74a71a5d4085b0cb0d3Dmitry Shmidt wpabuf_free(buf); 44907832adbbd72a1b784b7fb74a71a5d4085b0cb0d3Dmitry Shmidt return NULL; 44917832adbbd72a1b784b7fb74a71a5d4085b0cb0d3Dmitry Shmidt } 4492cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt } 4493cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt 4494cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt p2p_buf_add_oob_go_neg_channel(buf, p2p->cfg->country, op_class, 4495cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt channel, role); 4496cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt 4497cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt if (p2p->num_groups > 0) { 4498cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt /* Limit number of clients to avoid very long message */ 4499cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt p2p_buf_add_group_info(p2p->groups[0], buf, 5); 4500cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt p2p_group_buf_add_id(p2p->groups[0], buf); 4501cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt } else if (client_freq > 0 && 4502cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt go_dev_addr && !is_zero_ether_addr(go_dev_addr) && 4503cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt ssid && ssid_len > 0) { 4504cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt /* 4505cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt * Add the optional P2P Group ID to indicate in which group this 4506cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt * device is a P2P Client. 4507cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt */ 4508cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt p2p_buf_add_group_id(buf, go_dev_addr, ssid, ssid_len); 4509cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt } 4510cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt 4511cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt return buf; 4512cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt} 4513cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt 4514cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt 4515cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidtstruct wpabuf * p2p_build_nfc_handover_req(struct p2p_data *p2p, 4516cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt int client_freq, 4517cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt const u8 *go_dev_addr, 4518cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt const u8 *ssid, size_t ssid_len) 4519cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt{ 4520cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt return p2p_build_nfc_handover(p2p, client_freq, go_dev_addr, ssid, 4521cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt ssid_len); 4522cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt} 4523cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt 4524cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt 4525cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidtstruct wpabuf * p2p_build_nfc_handover_sel(struct p2p_data *p2p, 4526cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt int client_freq, 4527cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt const u8 *go_dev_addr, 4528cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt const u8 *ssid, size_t ssid_len) 4529cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt{ 4530cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt return p2p_build_nfc_handover(p2p, client_freq, go_dev_addr, ssid, 4531cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt ssid_len); 4532cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt} 4533cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt 4534cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt 4535cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidtint p2p_process_nfc_connection_handover(struct p2p_data *p2p, 4536cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt struct p2p_nfc_params *params) 4537cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt{ 4538cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt struct p2p_message msg; 4539cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt struct p2p_device *dev; 4540cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt const u8 *p2p_dev_addr; 4541cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt int freq; 4542cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt enum p2p_role_indication role; 4543cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt 4544cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt params->next_step = NO_ACTION; 4545cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt 4546cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt if (p2p_parse_ies_separate(params->wsc_attr, params->wsc_len, 4547cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt params->p2p_attr, params->p2p_len, &msg)) { 4548cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt p2p_dbg(p2p, "Failed to parse WSC/P2P attributes from NFC"); 4549cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt p2p_parse_free(&msg); 4550cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt return -1; 4551cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt } 4552cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt 4553cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt if (msg.p2p_device_addr) 4554cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt p2p_dev_addr = msg.p2p_device_addr; 4555cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt else if (msg.device_id) 4556cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt p2p_dev_addr = msg.device_id; 4557cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt else { 4558cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt p2p_dbg(p2p, "Ignore scan data without P2P Device Info or P2P Device Id"); 4559cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt p2p_parse_free(&msg); 4560cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt return -1; 4561cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt } 4562cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt 4563cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt if (msg.oob_dev_password) { 4564cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt os_memcpy(params->oob_dev_pw, msg.oob_dev_password, 4565cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt msg.oob_dev_password_len); 4566cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt params->oob_dev_pw_len = msg.oob_dev_password_len; 4567cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt } 4568cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt 4569cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt dev = p2p_create_device(p2p, p2p_dev_addr); 4570cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt if (dev == NULL) { 4571cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt p2p_parse_free(&msg); 4572cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt return -1; 4573cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt } 4574cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt 4575cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt params->peer = &dev->info; 4576cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt 4577cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt os_get_reltime(&dev->last_seen); 4578cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt dev->flags &= ~(P2P_DEV_PROBE_REQ_ONLY | P2P_DEV_GROUP_CLIENT_ONLY); 4579cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt p2p_copy_wps_info(p2p, dev, 0, &msg); 4580cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt 4581cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt if (!msg.oob_go_neg_channel) { 4582cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt p2p_dbg(p2p, "OOB GO Negotiation Channel attribute not included"); 4583cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt return -1; 4584cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt } 4585cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt 4586cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt if (msg.oob_go_neg_channel[3] == 0 && 4587cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt msg.oob_go_neg_channel[4] == 0) 4588cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt freq = 0; 4589cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt else 4590cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt freq = p2p_channel_to_freq(msg.oob_go_neg_channel[3], 4591cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt msg.oob_go_neg_channel[4]); 4592cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt if (freq < 0) { 4593cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt p2p_dbg(p2p, "Unknown peer OOB GO Neg channel"); 4594cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt return -1; 4595cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt } 4596cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt role = msg.oob_go_neg_channel[5]; 4597cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt 4598cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt if (role == P2P_GO_IN_A_GROUP) { 4599cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt p2p_dbg(p2p, "Peer OOB GO operating channel: %u MHz", freq); 4600cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt params->go_freq = freq; 4601cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt } else if (role == P2P_CLIENT_IN_A_GROUP) { 4602cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt p2p_dbg(p2p, "Peer (client) OOB GO operating channel: %u MHz", 4603cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt freq); 4604cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt params->go_freq = freq; 4605cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt } else 4606cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt p2p_dbg(p2p, "Peer OOB GO Neg channel: %u MHz", freq); 4607cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt dev->oob_go_neg_freq = freq; 4608cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt 4609cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt if (!params->sel && role != P2P_GO_IN_A_GROUP) { 4610cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt freq = p2p_channel_to_freq(p2p->cfg->reg_class, 4611cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt p2p->cfg->channel); 4612cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt if (freq < 0) { 4613cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt p2p_dbg(p2p, "Own listen channel not known"); 4614cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt return -1; 4615cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt } 4616cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt p2p_dbg(p2p, "Use own Listen channel as OOB GO Neg channel: %u MHz", freq); 4617cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt dev->oob_go_neg_freq = freq; 4618cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt } 4619cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt 4620cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt if (msg.group_id) { 4621cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt os_memcpy(params->go_dev_addr, msg.group_id, ETH_ALEN); 4622cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt params->go_ssid_len = msg.group_id_len - ETH_ALEN; 4623cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt os_memcpy(params->go_ssid, msg.group_id + ETH_ALEN, 4624cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt params->go_ssid_len); 4625cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt } 4626cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt 4627cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt p2p_parse_free(&msg); 4628cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt 4629cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt if (dev->flags & P2P_DEV_USER_REJECTED) { 4630cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt p2p_dbg(p2p, "Do not report rejected device"); 4631cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt return 0; 4632cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt } 4633cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt 4634cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt if (!(dev->flags & P2P_DEV_REPORTED)) { 4635cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt p2p->cfg->dev_found(p2p->cfg->cb_ctx, p2p_dev_addr, &dev->info, 4636cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt !(dev->flags & P2P_DEV_REPORTED_ONCE)); 4637cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt dev->flags |= P2P_DEV_REPORTED | P2P_DEV_REPORTED_ONCE; 4638cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt } 4639cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt 4640cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt if (role == P2P_GO_IN_A_GROUP && p2p->num_groups > 0) 4641cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt params->next_step = BOTH_GO; 4642cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt else if (role == P2P_GO_IN_A_GROUP) 4643cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt params->next_step = JOIN_GROUP; 4644cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt else if (role == P2P_CLIENT_IN_A_GROUP) { 4645cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt dev->flags |= P2P_DEV_GROUP_CLIENT_ONLY; 4646cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt params->next_step = PEER_CLIENT; 4647cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt } else if (p2p->num_groups > 0) 4648cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt params->next_step = AUTH_JOIN; 4649cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt else if (params->sel) 4650cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt params->next_step = INIT_GO_NEG; 4651cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt else 4652cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt params->next_step = RESP_GO_NEG; 4653cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt 4654cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt return 0; 4655cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt} 4656cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt 4657cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt 4658cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidtvoid p2p_set_authorized_oob_dev_pw_id(struct p2p_data *p2p, u16 dev_pw_id, 4659cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt int go_intent, 4660cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt const u8 *own_interface_addr) 4661cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt{ 4662cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt 4663cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt p2p->authorized_oob_dev_pw_id = dev_pw_id; 4664cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt if (dev_pw_id == 0) { 4665cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt p2p_dbg(p2p, "NFC OOB Password unauthorized for static handover"); 4666cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt return; 4667cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt } 4668cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt 4669cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt p2p_dbg(p2p, "NFC OOB Password (id=%u) authorized for static handover", 4670cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt dev_pw_id); 4671cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt 4672cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt p2p->go_intent = go_intent; 4673cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt os_memcpy(p2p->intended_addr, own_interface_addr, ETH_ALEN); 4674cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt} 4675cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt 4676cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt#endif /* CONFIG_WPS_NFC */ 4677