p2p.c revision 3c4793790bf06f1fe08a2ddf604c9caa855151f1
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) { 2218d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_memcpy(res.peer_device_addr, peer->info.p2p_device_addr, 2228d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt ETH_ALEN); 2238d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_memcpy(res.peer_interface_addr, peer->intended_addr, 2248d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt ETH_ALEN); 2258d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 2268d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->cfg->go_neg_completed(p2p->cfg->cb_ctx, &res); 2278d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 2288d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 2298d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 230d5e4923d04122f81300fa68fb07d64ede28fd44dDmitry Shmidtstatic void p2p_listen_in_find(struct p2p_data *p2p, int dev_disc) 2318d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 2328d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt unsigned int r, tu; 2338d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt int freq; 2348d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt struct wpabuf *ies; 2358d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 236b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt p2p_dbg(p2p, "Starting short listen state (state=%s)", 2378d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_state_txt(p2p->state)); 2388d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 2394b06059785b935dd1f4f09314e4e12c417d2c6a4Dmitry Shmidt freq = p2p_channel_to_freq(p2p->cfg->reg_class, p2p->cfg->channel); 2408d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (freq < 0) { 241b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt p2p_dbg(p2p, "Unknown regulatory class/channel"); 2428d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return; 2438d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 2448d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 2458d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_get_random((u8 *) &r, sizeof(r)); 2468d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt tu = (r % ((p2p->max_disc_int - p2p->min_disc_int) + 1) + 2478d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->min_disc_int) * 100; 248d5e4923d04122f81300fa68fb07d64ede28fd44dDmitry Shmidt if (p2p->max_disc_tu >= 0 && tu > (unsigned int) p2p->max_disc_tu) 249d5e4923d04122f81300fa68fb07d64ede28fd44dDmitry Shmidt tu = p2p->max_disc_tu; 250d5e4923d04122f81300fa68fb07d64ede28fd44dDmitry Shmidt if (!dev_disc && tu < 100) 251d5e4923d04122f81300fa68fb07d64ede28fd44dDmitry Shmidt tu = 100; /* Need to wait in non-device discovery use cases */ 252d5e4923d04122f81300fa68fb07d64ede28fd44dDmitry Shmidt if (p2p->cfg->max_listen && 1024 * tu / 1000 > p2p->cfg->max_listen) 253d5e4923d04122f81300fa68fb07d64ede28fd44dDmitry Shmidt tu = p2p->cfg->max_listen * 1000 / 1024; 254d5e4923d04122f81300fa68fb07d64ede28fd44dDmitry Shmidt 255d5e4923d04122f81300fa68fb07d64ede28fd44dDmitry Shmidt if (tu == 0) { 256b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt p2p_dbg(p2p, "Skip listen state since duration was 0 TU"); 257d5e4923d04122f81300fa68fb07d64ede28fd44dDmitry Shmidt p2p_set_timeout(p2p, 0, 0); 258d5e4923d04122f81300fa68fb07d64ede28fd44dDmitry Shmidt return; 259d5e4923d04122f81300fa68fb07d64ede28fd44dDmitry Shmidt } 2608d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 2618d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->pending_listen_freq = freq; 2628d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->pending_listen_sec = 0; 2638d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->pending_listen_usec = 1024 * tu; 2648d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 2658d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt ies = p2p_build_probe_resp_ies(p2p); 2668d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (ies == NULL) 2678d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return; 2688d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 2698d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (p2p->cfg->start_listen(p2p->cfg->cb_ctx, freq, 1024 * tu / 1000, 2708d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt ies) < 0) { 271b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt p2p_dbg(p2p, "Failed to start listen mode"); 2728d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->pending_listen_freq = 0; 2738d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 2748d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpabuf_free(ies); 2758d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 2768d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 2778d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 2788d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtint p2p_listen(struct p2p_data *p2p, unsigned int timeout) 2798d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 2808d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt int freq; 2818d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt struct wpabuf *ies; 2828d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 283b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt p2p_dbg(p2p, "Going to listen(only) state"); 2848d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 2854b06059785b935dd1f4f09314e4e12c417d2c6a4Dmitry Shmidt freq = p2p_channel_to_freq(p2p->cfg->reg_class, p2p->cfg->channel); 2868d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (freq < 0) { 287b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt p2p_dbg(p2p, "Unknown regulatory class/channel"); 2888d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return -1; 2898d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 2908d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 2918d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->pending_listen_freq = freq; 2928d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->pending_listen_sec = timeout / 1000; 2938d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->pending_listen_usec = (timeout % 1000) * 1000; 2948d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 2958d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (p2p->p2p_scan_running) { 29604949598a23f501be6eec21697465fd46a28840aDmitry Shmidt if (p2p->start_after_scan == P2P_AFTER_SCAN_CONNECT) { 297b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt p2p_dbg(p2p, "p2p_scan running - connect is already pending - skip listen"); 2981f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt return 0; 2991f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt } 300b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt p2p_dbg(p2p, "p2p_scan running - delay start of listen state"); 3018d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->start_after_scan = P2P_AFTER_SCAN_LISTEN; 3028d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return 0; 3038d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 3048d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 3058d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt ies = p2p_build_probe_resp_ies(p2p); 3068d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (ies == NULL) 3078d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return -1; 3088d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 3098d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (p2p->cfg->start_listen(p2p->cfg->cb_ctx, freq, timeout, ies) < 0) { 310b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt p2p_dbg(p2p, "Failed to start listen mode"); 3118d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->pending_listen_freq = 0; 3128d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpabuf_free(ies); 3138d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return -1; 3148d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 3158d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpabuf_free(ies); 3168d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 3178d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_set_state(p2p, P2P_LISTEN_ONLY); 3188d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 3198d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return 0; 3208d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 3218d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 3228d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 3238d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtstatic void p2p_device_clear_reported(struct p2p_data *p2p) 3248d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 3258d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt struct p2p_device *dev; 3268d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt dl_list_for_each(dev, &p2p->devices, struct p2p_device, list) 3278d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt dev->flags &= ~P2P_DEV_REPORTED; 3288d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 3298d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 3308d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 3318d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt/** 3328d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * p2p_get_device - Fetch a peer entry 3338d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * @p2p: P2P module context from p2p_init() 3348d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * @addr: P2P Device Address of the peer 3358d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * Returns: Pointer to the device entry or %NULL if not found 3368d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt */ 3378d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtstruct p2p_device * p2p_get_device(struct p2p_data *p2p, const u8 *addr) 3388d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 3398d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt struct p2p_device *dev; 3408d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt dl_list_for_each(dev, &p2p->devices, struct p2p_device, list) { 3418d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (os_memcmp(dev->info.p2p_device_addr, addr, ETH_ALEN) == 0) 3428d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return dev; 3438d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 3448d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return NULL; 3458d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 3468d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 3478d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 3488d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt/** 3498d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * p2p_get_device_interface - Fetch a peer entry based on P2P Interface Address 3508d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * @p2p: P2P module context from p2p_init() 3518d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * @addr: P2P Interface Address of the peer 3528d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * Returns: Pointer to the device entry or %NULL if not found 3538d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt */ 3548d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtstruct p2p_device * p2p_get_device_interface(struct p2p_data *p2p, 3558d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt const u8 *addr) 3568d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 3578d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt struct p2p_device *dev; 3588d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt dl_list_for_each(dev, &p2p->devices, struct p2p_device, list) { 3598d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (os_memcmp(dev->interface_addr, addr, ETH_ALEN) == 0) 3608d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return dev; 3618d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 3628d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return NULL; 3638d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 3648d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 3658d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 3668d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt/** 3678d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * p2p_create_device - Create a peer entry 3688d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * @p2p: P2P module context from p2p_init() 3698d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * @addr: P2P Device Address of the peer 3708d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * Returns: Pointer to the device entry or %NULL on failure 3718d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * 3728d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * If there is already an entry for the peer, it will be returned instead of 3738d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * creating a new one. 3748d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt */ 3758d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtstatic struct p2p_device * p2p_create_device(struct p2p_data *p2p, 3768d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt const u8 *addr) 3778d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 3788d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt struct p2p_device *dev, *oldest = NULL; 3798d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt size_t count = 0; 3808d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 3818d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt dev = p2p_get_device(p2p, addr); 3828d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (dev) 3838d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return dev; 3848d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 3858d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt dl_list_for_each(dev, &p2p->devices, struct p2p_device, list) { 3868d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt count++; 3878d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (oldest == NULL || 388fb79edc9df1f20461e90e478363d207348213d35Dmitry Shmidt os_reltime_before(&dev->last_seen, &oldest->last_seen)) 3898d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt oldest = dev; 3908d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 3918d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (count + 1 > p2p->cfg->max_peers && oldest) { 392b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt p2p_dbg(p2p, "Remove oldest peer entry to make room for a new peer"); 3938d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt dl_list_del(&oldest->list); 3948d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_device_free(p2p, oldest); 3958d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 3968d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 3978d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt dev = os_zalloc(sizeof(*dev)); 3988d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (dev == NULL) 3998d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return NULL; 4008d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt dl_list_add(&p2p->devices, &dev->list); 4018d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_memcpy(dev->info.p2p_device_addr, addr, ETH_ALEN); 4028d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 4038d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return dev; 4048d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 4058d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 4068d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 4078d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtstatic void p2p_copy_client_info(struct p2p_device *dev, 4088d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt struct p2p_client_info *cli) 4098d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 4108d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_memcpy(dev->info.device_name, cli->dev_name, cli->dev_name_len); 4118d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt dev->info.device_name[cli->dev_name_len] = '\0'; 4128d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt dev->info.dev_capab = cli->dev_capab; 4138d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt dev->info.config_methods = cli->config_methods; 4148d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_memcpy(dev->info.pri_dev_type, cli->pri_dev_type, 8); 4158d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt dev->info.wps_sec_dev_type_list_len = 8 * cli->num_sec_dev_types; 4168d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_memcpy(dev->info.wps_sec_dev_type_list, cli->sec_dev_types, 4178d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt dev->info.wps_sec_dev_type_list_len); 4188d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 4198d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 4208d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 4218d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtstatic int p2p_add_group_clients(struct p2p_data *p2p, const u8 *go_dev_addr, 4228d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt const u8 *go_interface_addr, int freq, 4238d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt const u8 *gi, size_t gi_len) 4248d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 4258d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt struct p2p_group_info info; 4268d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt size_t c; 4278d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt struct p2p_device *dev; 4288d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 4298d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (gi == NULL) 4308d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return 0; 4318d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 4328d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (p2p_group_info_parse(gi, gi_len, &info) < 0) 4338d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return -1; 4348d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 4358d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt /* 4368d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * Clear old data for this group; if the devices are still in the 4378d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * group, the information will be restored in the loop following this. 4388d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt */ 4398d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt dl_list_for_each(dev, &p2p->devices, struct p2p_device, list) { 4401f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt if (os_memcmp(dev->member_in_go_iface, go_interface_addr, 4418d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt ETH_ALEN) == 0) { 4428d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_memset(dev->member_in_go_iface, 0, ETH_ALEN); 4438d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_memset(dev->member_in_go_dev, 0, ETH_ALEN); 4448d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 4458d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 4468d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 4478d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt for (c = 0; c < info.num_clients; c++) { 4488d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt struct p2p_client_info *cli = &info.client[c]; 4491f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt if (os_memcmp(cli->p2p_device_addr, p2p->cfg->dev_addr, 4501f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt ETH_ALEN) == 0) 4511f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt continue; /* ignore our own entry */ 4528d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt dev = p2p_get_device(p2p, cli->p2p_device_addr); 4538d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (dev) { 4548d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (dev->flags & (P2P_DEV_GROUP_CLIENT_ONLY | 45504949598a23f501be6eec21697465fd46a28840aDmitry Shmidt P2P_DEV_PROBE_REQ_ONLY)) { 45604949598a23f501be6eec21697465fd46a28840aDmitry Shmidt /* 45704949598a23f501be6eec21697465fd46a28840aDmitry Shmidt * Update information since we have not 45804949598a23f501be6eec21697465fd46a28840aDmitry Shmidt * received this directly from the client. 45904949598a23f501be6eec21697465fd46a28840aDmitry Shmidt */ 4608d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_copy_client_info(dev, cli); 46104949598a23f501be6eec21697465fd46a28840aDmitry Shmidt } else { 46204949598a23f501be6eec21697465fd46a28840aDmitry Shmidt /* 46304949598a23f501be6eec21697465fd46a28840aDmitry Shmidt * Need to update P2P Client Discoverability 46404949598a23f501be6eec21697465fd46a28840aDmitry Shmidt * flag since it is valid only in P2P Group 46504949598a23f501be6eec21697465fd46a28840aDmitry Shmidt * Info attribute. 46604949598a23f501be6eec21697465fd46a28840aDmitry Shmidt */ 46704949598a23f501be6eec21697465fd46a28840aDmitry Shmidt dev->info.dev_capab &= 46804949598a23f501be6eec21697465fd46a28840aDmitry Shmidt ~P2P_DEV_CAPAB_CLIENT_DISCOVERABILITY; 46904949598a23f501be6eec21697465fd46a28840aDmitry Shmidt dev->info.dev_capab |= 47004949598a23f501be6eec21697465fd46a28840aDmitry Shmidt cli->dev_capab & 47104949598a23f501be6eec21697465fd46a28840aDmitry Shmidt P2P_DEV_CAPAB_CLIENT_DISCOVERABILITY; 47204949598a23f501be6eec21697465fd46a28840aDmitry Shmidt } 4738d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (dev->flags & P2P_DEV_PROBE_REQ_ONLY) { 4748d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt dev->flags &= ~P2P_DEV_PROBE_REQ_ONLY; 4758d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 4768d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } else { 4778d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt dev = p2p_create_device(p2p, cli->p2p_device_addr); 4788d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (dev == NULL) 4798d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt continue; 4808d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt dev->flags |= P2P_DEV_GROUP_CLIENT_ONLY; 4818d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_copy_client_info(dev, cli); 4828d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt dev->oper_freq = freq; 4838d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->cfg->dev_found(p2p->cfg->cb_ctx, 4848d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt dev->info.p2p_device_addr, 4858d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt &dev->info, 1); 4868d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt dev->flags |= P2P_DEV_REPORTED | P2P_DEV_REPORTED_ONCE; 4878d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 4888d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 4898d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_memcpy(dev->interface_addr, cli->p2p_interface_addr, 4908d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt ETH_ALEN); 491fb79edc9df1f20461e90e478363d207348213d35Dmitry Shmidt os_get_reltime(&dev->last_seen); 4928d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_memcpy(dev->member_in_go_dev, go_dev_addr, ETH_ALEN); 4938d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_memcpy(dev->member_in_go_iface, go_interface_addr, 4948d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt ETH_ALEN); 4958d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 4968d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 4978d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return 0; 4988d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 4998d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 5008d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 501b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidtstatic void p2p_copy_wps_info(struct p2p_data *p2p, struct p2p_device *dev, 502b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt int probe_req, const struct p2p_message *msg) 5038d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 5048d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_memcpy(dev->info.device_name, msg->device_name, 5058d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt sizeof(dev->info.device_name)); 5068d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 5078d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (msg->manufacturer && 5088d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt msg->manufacturer_len < sizeof(dev->info.manufacturer)) { 5098d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_memset(dev->info.manufacturer, 0, 5108d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt sizeof(dev->info.manufacturer)); 5118d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_memcpy(dev->info.manufacturer, msg->manufacturer, 5128d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt msg->manufacturer_len); 5138d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 5148d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 5158d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (msg->model_name && 5168d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt msg->model_name_len < sizeof(dev->info.model_name)) { 5178d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_memset(dev->info.model_name, 0, 5188d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt sizeof(dev->info.model_name)); 5198d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_memcpy(dev->info.model_name, msg->model_name, 5208d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt msg->model_name_len); 5218d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 5228d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 5238d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (msg->model_number && 5248d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt msg->model_number_len < sizeof(dev->info.model_number)) { 5258d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_memset(dev->info.model_number, 0, 5268d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt sizeof(dev->info.model_number)); 5278d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_memcpy(dev->info.model_number, msg->model_number, 5288d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt msg->model_number_len); 5298d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 5308d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 5318d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (msg->serial_number && 5328d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt msg->serial_number_len < sizeof(dev->info.serial_number)) { 5338d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_memset(dev->info.serial_number, 0, 5348d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt sizeof(dev->info.serial_number)); 5358d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_memcpy(dev->info.serial_number, msg->serial_number, 5368d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt msg->serial_number_len); 5378d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 5388d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 5398d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (msg->pri_dev_type) 5408d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_memcpy(dev->info.pri_dev_type, msg->pri_dev_type, 5418d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt sizeof(dev->info.pri_dev_type)); 5428d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt else if (msg->wps_pri_dev_type) 5438d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_memcpy(dev->info.pri_dev_type, msg->wps_pri_dev_type, 5448d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt sizeof(dev->info.pri_dev_type)); 5458d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 5468d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (msg->wps_sec_dev_type_list) { 5478d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_memcpy(dev->info.wps_sec_dev_type_list, 5488d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt msg->wps_sec_dev_type_list, 5498d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt msg->wps_sec_dev_type_list_len); 5508d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt dev->info.wps_sec_dev_type_list_len = 5518d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt msg->wps_sec_dev_type_list_len; 5528d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 5538d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 5548d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (msg->capability) { 55504949598a23f501be6eec21697465fd46a28840aDmitry Shmidt /* 55604949598a23f501be6eec21697465fd46a28840aDmitry Shmidt * P2P Client Discoverability bit is reserved in all frames 55704949598a23f501be6eec21697465fd46a28840aDmitry Shmidt * that use this function, so do not change its value here. 55804949598a23f501be6eec21697465fd46a28840aDmitry Shmidt */ 55904949598a23f501be6eec21697465fd46a28840aDmitry Shmidt dev->info.dev_capab &= P2P_DEV_CAPAB_CLIENT_DISCOVERABILITY; 56004949598a23f501be6eec21697465fd46a28840aDmitry Shmidt dev->info.dev_capab |= msg->capability[0] & 56104949598a23f501be6eec21697465fd46a28840aDmitry Shmidt ~P2P_DEV_CAPAB_CLIENT_DISCOVERABILITY; 5628d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt dev->info.group_capab = msg->capability[1]; 5638d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 5648d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 5658d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (msg->ext_listen_timing) { 5668d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt dev->ext_listen_period = WPA_GET_LE16(msg->ext_listen_timing); 5678d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt dev->ext_listen_interval = 5688d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt WPA_GET_LE16(msg->ext_listen_timing + 2); 5698d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 57004949598a23f501be6eec21697465fd46a28840aDmitry Shmidt 5718d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (!probe_req) { 572f86232838cf712377867cb42417c1613ab5dc425Dmitry Shmidt u16 new_config_methods; 573f86232838cf712377867cb42417c1613ab5dc425Dmitry Shmidt new_config_methods = msg->config_methods ? 5748d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt msg->config_methods : msg->wps_config_methods; 575f86232838cf712377867cb42417c1613ab5dc425Dmitry Shmidt if (new_config_methods && 576f86232838cf712377867cb42417c1613ab5dc425Dmitry Shmidt dev->info.config_methods != new_config_methods) { 577b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt p2p_dbg(p2p, "Update peer " MACSTR 578b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt " config_methods 0x%x -> 0x%x", 579b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt MAC2STR(dev->info.p2p_device_addr), 580b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt dev->info.config_methods, 581b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt new_config_methods); 582f86232838cf712377867cb42417c1613ab5dc425Dmitry Shmidt dev->info.config_methods = new_config_methods; 583f86232838cf712377867cb42417c1613ab5dc425Dmitry Shmidt } 5848d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 5858d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 5868d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 5878d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 5888d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt/** 58904949598a23f501be6eec21697465fd46a28840aDmitry Shmidt * p2p_add_device - Add peer entries based on scan results or P2P frames 5908d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * @p2p: P2P module context from p2p_init() 5918d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * @addr: Source address of Beacon or Probe Response frame (may be either 5928d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * P2P Device Address or P2P Interface Address) 5938d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * @level: Signal level (signal strength of the received frame from the peer) 5948d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * @freq: Frequency on which the Beacon or Probe Response frame was received 595f86232838cf712377867cb42417c1613ab5dc425Dmitry Shmidt * @rx_time: Time when the result was received 5968d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * @ies: IEs from the Beacon or Probe Response frame 5978d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * @ies_len: Length of ies buffer in octets 59804949598a23f501be6eec21697465fd46a28840aDmitry Shmidt * @scan_res: Whether this was based on scan results 5998d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * Returns: 0 on success, -1 on failure 6008d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * 6018d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * If the scan result is for a GO, the clients in the group will also be added 6028d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * to the peer table. This function can also be used with some other frames 6038d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * like Provision Discovery Request that contains P2P Capability and P2P Device 6048d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * Info attributes. 6058d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt */ 606a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidtint p2p_add_device(struct p2p_data *p2p, const u8 *addr, int freq, 607fb79edc9df1f20461e90e478363d207348213d35Dmitry Shmidt struct os_reltime *rx_time, int level, const u8 *ies, 608a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt size_t ies_len, int scan_res) 6098d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 6108d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt struct p2p_device *dev; 6118d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt struct p2p_message msg; 6128d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt const u8 *p2p_dev_addr; 6138d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt int i; 614fb79edc9df1f20461e90e478363d207348213d35Dmitry Shmidt struct os_reltime time_now; 6158d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 6168d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_memset(&msg, 0, sizeof(msg)); 6178d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (p2p_parse_ies(ies, ies_len, &msg)) { 618b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt p2p_dbg(p2p, "Failed to parse P2P IE for a device entry"); 6198d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_parse_free(&msg); 6208d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return -1; 6218d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 6228d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 6238d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (msg.p2p_device_addr) 6248d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_dev_addr = msg.p2p_device_addr; 6258d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt else if (msg.device_id) 6268d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_dev_addr = msg.device_id; 6278d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt else { 628b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt p2p_dbg(p2p, "Ignore scan data without P2P Device Info or P2P Device Id"); 6298d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_parse_free(&msg); 6308d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return -1; 6318d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 6328d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 6338d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (!is_zero_ether_addr(p2p->peer_filter) && 6348d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_memcmp(p2p_dev_addr, p2p->peer_filter, ETH_ALEN) != 0) { 635b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt p2p_dbg(p2p, "Do not add peer filter for " MACSTR 636b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt " due to peer filter", MAC2STR(p2p_dev_addr)); 637a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt p2p_parse_free(&msg); 6388d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return 0; 6398d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 6408d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 6418d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt dev = p2p_create_device(p2p, p2p_dev_addr); 6428d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (dev == NULL) { 6438d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_parse_free(&msg); 6448d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return -1; 6458d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 646a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt 647f86232838cf712377867cb42417c1613ab5dc425Dmitry Shmidt if (rx_time == NULL) { 648fb79edc9df1f20461e90e478363d207348213d35Dmitry Shmidt os_get_reltime(&time_now); 649f86232838cf712377867cb42417c1613ab5dc425Dmitry Shmidt rx_time = &time_now; 650f86232838cf712377867cb42417c1613ab5dc425Dmitry Shmidt } 651a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt 652a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt /* 653a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt * Update the device entry only if the new peer 654a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt * entry is newer than the one previously stored. 655a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt */ 656f86232838cf712377867cb42417c1613ab5dc425Dmitry Shmidt if (dev->last_seen.sec > 0 && 657fb79edc9df1f20461e90e478363d207348213d35Dmitry Shmidt os_reltime_before(rx_time, &dev->last_seen)) { 658b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt p2p_dbg(p2p, "Do not update peer entry based on old frame (rx_time=%u.%06u last_seen=%u.%06u)", 659f86232838cf712377867cb42417c1613ab5dc425Dmitry Shmidt (unsigned int) rx_time->sec, 660f86232838cf712377867cb42417c1613ab5dc425Dmitry Shmidt (unsigned int) rx_time->usec, 661f86232838cf712377867cb42417c1613ab5dc425Dmitry Shmidt (unsigned int) dev->last_seen.sec, 662f86232838cf712377867cb42417c1613ab5dc425Dmitry Shmidt (unsigned int) dev->last_seen.usec); 663a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt p2p_parse_free(&msg); 664a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt return -1; 665a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt } 666a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt 667fb79edc9df1f20461e90e478363d207348213d35Dmitry Shmidt os_memcpy(&dev->last_seen, rx_time, sizeof(struct os_reltime)); 668a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt 6698d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt dev->flags &= ~(P2P_DEV_PROBE_REQ_ONLY | P2P_DEV_GROUP_CLIENT_ONLY); 6708d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 6718d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (os_memcmp(addr, p2p_dev_addr, ETH_ALEN) != 0) 6728d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_memcpy(dev->interface_addr, addr, ETH_ALEN); 6738d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (msg.ssid && 6748d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt (msg.ssid[1] != P2P_WILDCARD_SSID_LEN || 6758d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_memcmp(msg.ssid + 2, P2P_WILDCARD_SSID, P2P_WILDCARD_SSID_LEN) 6768d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt != 0)) { 6778d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_memcpy(dev->oper_ssid, msg.ssid + 2, msg.ssid[1]); 6788d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt dev->oper_ssid_len = msg.ssid[1]; 6798d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 6808d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 6818d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (freq >= 2412 && freq <= 2484 && msg.ds_params && 6828d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt *msg.ds_params >= 1 && *msg.ds_params <= 14) { 6838d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt int ds_freq; 6848d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (*msg.ds_params == 14) 6858d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt ds_freq = 2484; 6868d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt else 6878d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt ds_freq = 2407 + *msg.ds_params * 5; 6888d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (freq != ds_freq) { 689b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt p2p_dbg(p2p, "Update Listen frequency based on DS Parameter Set IE: %d -> %d MHz", 6908d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt freq, ds_freq); 6918d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt freq = ds_freq; 6928d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 6938d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 6948d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 69504949598a23f501be6eec21697465fd46a28840aDmitry Shmidt if (dev->listen_freq && dev->listen_freq != freq && scan_res) { 696b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt p2p_dbg(p2p, "Update Listen frequency based on scan results (" 697b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt MACSTR " %d -> %d MHz (DS param %d)", 6988d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt MAC2STR(dev->info.p2p_device_addr), dev->listen_freq, 6998d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt freq, msg.ds_params ? *msg.ds_params : -1); 7008d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 70104949598a23f501be6eec21697465fd46a28840aDmitry Shmidt if (scan_res) { 70204949598a23f501be6eec21697465fd46a28840aDmitry Shmidt dev->listen_freq = freq; 70304949598a23f501be6eec21697465fd46a28840aDmitry Shmidt if (msg.group_info) 70404949598a23f501be6eec21697465fd46a28840aDmitry Shmidt dev->oper_freq = freq; 70504949598a23f501be6eec21697465fd46a28840aDmitry Shmidt } 70675ecf5267604f166b85a7ee2cf0d9cb682966680Jouni Malinen dev->info.level = level; 7078d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 708b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt p2p_copy_wps_info(p2p, dev, 0, &msg); 7098d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 7108d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt for (i = 0; i < P2P_MAX_WPS_VENDOR_EXT; i++) { 7118d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpabuf_free(dev->info.wps_vendor_ext[i]); 7128d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt dev->info.wps_vendor_ext[i] = NULL; 7138d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 7148d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 7158d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt for (i = 0; i < P2P_MAX_WPS_VENDOR_EXT; i++) { 7168d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (msg.wps_vendor_ext[i] == NULL) 7178d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt break; 7188d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt dev->info.wps_vendor_ext[i] = wpabuf_alloc_copy( 7198d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt msg.wps_vendor_ext[i], msg.wps_vendor_ext_len[i]); 7208d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (dev->info.wps_vendor_ext[i] == NULL) 7218d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt break; 7228d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 7238d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 72461d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt if (msg.wfd_subelems) { 72561d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt wpabuf_free(dev->info.wfd_subelems); 72661d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt dev->info.wfd_subelems = wpabuf_dup(msg.wfd_subelems); 72761d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt } 72861d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt 72904949598a23f501be6eec21697465fd46a28840aDmitry Shmidt if (scan_res) { 73004949598a23f501be6eec21697465fd46a28840aDmitry Shmidt p2p_add_group_clients(p2p, p2p_dev_addr, addr, freq, 73104949598a23f501be6eec21697465fd46a28840aDmitry Shmidt msg.group_info, msg.group_info_len); 73204949598a23f501be6eec21697465fd46a28840aDmitry Shmidt } 7338d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 7348d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_parse_free(&msg); 7358d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 7368d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (p2p_pending_sd_req(p2p, dev)) 7378d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt dev->flags |= P2P_DEV_SD_SCHEDULE; 7388d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 7398d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (dev->flags & P2P_DEV_REPORTED) 7408d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return 0; 7418d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 742b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt p2p_dbg(p2p, "Peer found with Listen frequency %d MHz (rx_time=%u.%06u)", 743b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt freq, (unsigned int) rx_time->sec, 744f86232838cf712377867cb42417c1613ab5dc425Dmitry Shmidt (unsigned int) rx_time->usec); 7458d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (dev->flags & P2P_DEV_USER_REJECTED) { 746b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt p2p_dbg(p2p, "Do not report rejected device"); 7478d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return 0; 7488d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 7498d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 750f86232838cf712377867cb42417c1613ab5dc425Dmitry Shmidt if (dev->info.config_methods == 0 && 751f86232838cf712377867cb42417c1613ab5dc425Dmitry Shmidt (freq == 2412 || freq == 2437 || freq == 2462)) { 752f86232838cf712377867cb42417c1613ab5dc425Dmitry Shmidt /* 753f86232838cf712377867cb42417c1613ab5dc425Dmitry Shmidt * If we have only seen a Beacon frame from a GO, we do not yet 754f86232838cf712377867cb42417c1613ab5dc425Dmitry Shmidt * know what WPS config methods it supports. Since some 755f86232838cf712377867cb42417c1613ab5dc425Dmitry Shmidt * applications use config_methods value from P2P-DEVICE-FOUND 756f86232838cf712377867cb42417c1613ab5dc425Dmitry Shmidt * events, postpone reporting this peer until we've fully 757f86232838cf712377867cb42417c1613ab5dc425Dmitry Shmidt * discovered its capabilities. 758f86232838cf712377867cb42417c1613ab5dc425Dmitry Shmidt * 759f86232838cf712377867cb42417c1613ab5dc425Dmitry Shmidt * At least for now, do this only if the peer was detected on 760f86232838cf712377867cb42417c1613ab5dc425Dmitry Shmidt * one of the social channels since that peer can be easily be 761f86232838cf712377867cb42417c1613ab5dc425Dmitry Shmidt * found again and there are no limitations of having to use 762f86232838cf712377867cb42417c1613ab5dc425Dmitry Shmidt * passive scan on this channels, so this can be done through 763f86232838cf712377867cb42417c1613ab5dc425Dmitry Shmidt * Probe Response frame that includes the config_methods 764f86232838cf712377867cb42417c1613ab5dc425Dmitry Shmidt * information. 765f86232838cf712377867cb42417c1613ab5dc425Dmitry Shmidt */ 766b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt p2p_dbg(p2p, "Do not report peer " MACSTR 767b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt " with unknown config methods", MAC2STR(addr)); 768f86232838cf712377867cb42417c1613ab5dc425Dmitry Shmidt return 0; 769f86232838cf712377867cb42417c1613ab5dc425Dmitry Shmidt } 770f86232838cf712377867cb42417c1613ab5dc425Dmitry Shmidt 7718d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->cfg->dev_found(p2p->cfg->cb_ctx, addr, &dev->info, 7728d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt !(dev->flags & P2P_DEV_REPORTED_ONCE)); 7738d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt dev->flags |= P2P_DEV_REPORTED | P2P_DEV_REPORTED_ONCE; 7748d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 7758d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return 0; 7768d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 7778d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 7788d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 7798d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtstatic void p2p_device_free(struct p2p_data *p2p, struct p2p_device *dev) 7808d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 7818d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt int i; 7828d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 783497c1d5e50162d6b3c1cce5dbd9c5fd9da69aaefDmitry Shmidt if (p2p->go_neg_peer == dev) { 7841f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt /* 7851f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt * If GO Negotiation is in progress, report that it has failed. 7861f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt */ 787497c1d5e50162d6b3c1cce5dbd9c5fd9da69aaefDmitry Shmidt p2p_go_neg_failed(p2p, dev, -1); 7888d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->go_neg_peer = NULL; 789497c1d5e50162d6b3c1cce5dbd9c5fd9da69aaefDmitry Shmidt } 7908d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (p2p->invite_peer == dev) 7918d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->invite_peer = NULL; 7928d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (p2p->sd_peer == dev) 7938d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->sd_peer = NULL; 7948d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (p2p->pending_client_disc_go == dev) 7958d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->pending_client_disc_go = NULL; 7968d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 797c55524ad84d13014e8019491c2b17e5dcf13545aDmitry Shmidt /* dev_lost() device, but only if it was previously dev_found() */ 798c55524ad84d13014e8019491c2b17e5dcf13545aDmitry Shmidt if (dev->flags & P2P_DEV_REPORTED_ONCE) 799c55524ad84d13014e8019491c2b17e5dcf13545aDmitry Shmidt p2p->cfg->dev_lost(p2p->cfg->cb_ctx, 800c55524ad84d13014e8019491c2b17e5dcf13545aDmitry Shmidt dev->info.p2p_device_addr); 8018d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 8028d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt for (i = 0; i < P2P_MAX_WPS_VENDOR_EXT; i++) { 8038d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpabuf_free(dev->info.wps_vendor_ext[i]); 8048d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt dev->info.wps_vendor_ext[i] = NULL; 8058d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 8068d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 80761d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt wpabuf_free(dev->info.wfd_subelems); 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 */ 10528d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } else { 1053b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt p2p_dbg(p2p, "Failed to start p2p_scan"); 10541f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt p2p_set_state(p2p, P2P_IDLE); 10551f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt eloop_cancel_timeout(p2p_find_timeout, p2p, NULL); 10568d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 10578d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 10588d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return res; 10598d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 10608d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 10618d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 10628d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtvoid p2p_stop_find_for_freq(struct p2p_data *p2p, int freq) 10638d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 1064b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt p2p_dbg(p2p, "Stopping find"); 10658d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt eloop_cancel_timeout(p2p_find_timeout, p2p, NULL); 10668d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_clear_timeout(p2p); 1067fb79edc9df1f20461e90e478363d207348213d35Dmitry Shmidt if (p2p->state == P2P_SEARCH) 1068b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt p2p->cfg->find_stopped(p2p->cfg->cb_ctx); 10698d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_set_state(p2p, P2P_IDLE); 10708d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_free_req_dev_types(p2p); 10718d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->start_after_scan = P2P_AFTER_SCAN_NOTHING; 10728c65289885e84727226d81b3d32856f79c31ee5fDmitry Shmidt if (p2p->go_neg_peer) 10738c65289885e84727226d81b3d32856f79c31ee5fDmitry Shmidt p2p->go_neg_peer->flags &= ~P2P_DEV_PEER_WAITING_RESPONSE; 10748d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->go_neg_peer = NULL; 10758d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->sd_peer = NULL; 10768d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->invite_peer = NULL; 107704949598a23f501be6eec21697465fd46a28840aDmitry Shmidt p2p_stop_listen_for_freq(p2p, freq); 107804949598a23f501be6eec21697465fd46a28840aDmitry Shmidt} 107904949598a23f501be6eec21697465fd46a28840aDmitry Shmidt 108004949598a23f501be6eec21697465fd46a28840aDmitry Shmidt 108104949598a23f501be6eec21697465fd46a28840aDmitry Shmidtvoid p2p_stop_listen_for_freq(struct p2p_data *p2p, int freq) 108204949598a23f501be6eec21697465fd46a28840aDmitry Shmidt{ 10838d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (freq > 0 && p2p->drv_in_listen == freq && p2p->in_listen) { 1084b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt p2p_dbg(p2p, "Skip stop_listen since we are on correct channel for response"); 10858d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return; 10868d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 108704949598a23f501be6eec21697465fd46a28840aDmitry Shmidt if (p2p->in_listen) { 108804949598a23f501be6eec21697465fd46a28840aDmitry Shmidt p2p->in_listen = 0; 108904949598a23f501be6eec21697465fd46a28840aDmitry Shmidt p2p_clear_timeout(p2p); 109004949598a23f501be6eec21697465fd46a28840aDmitry Shmidt } 10911f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt if (p2p->drv_in_listen) { 10921f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt /* 10931f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt * The driver may not deliver callback to p2p_listen_end() 10941f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt * when the operation gets canceled, so clear the internal 10951f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt * variable that is tracking driver state. 10961f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt */ 1097b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt p2p_dbg(p2p, "Clear drv_in_listen (%d)", p2p->drv_in_listen); 10981f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt p2p->drv_in_listen = 0; 10991f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt } 11008d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->cfg->stop_listen(p2p->cfg->cb_ctx); 11018d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 11028d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 11038d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 1104391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidtvoid p2p_stop_listen(struct p2p_data *p2p) 1105391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt{ 1106391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt if (p2p->state != P2P_LISTEN_ONLY) { 1107391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt p2p_dbg(p2p, "Skip stop_listen since not in listen_only state."); 1108391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt return; 1109391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt } 1110391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt 1111391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt p2p_stop_listen_for_freq(p2p, 0); 1112391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt p2p_set_state(p2p, P2P_IDLE); 1113391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt} 1114391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt 1115391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt 11168d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtvoid p2p_stop_find(struct p2p_data *p2p) 11178d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 11188d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_stop_find_for_freq(p2p, 0); 11198d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 11208d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 11218d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 1122a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidtstatic int p2p_prepare_channel_pref(struct p2p_data *p2p, 1123a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt unsigned int force_freq, 112468d0e3ed07847339aedfac8e02f50db68c702e52Dmitry Shmidt unsigned int pref_freq, int go) 11258d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 1126a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt u8 op_class, op_channel; 1127a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt unsigned int freq = force_freq ? force_freq : pref_freq; 11288d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 112968d0e3ed07847339aedfac8e02f50db68c702e52Dmitry Shmidt p2p_dbg(p2p, "Prepare channel pref - force_freq=%u pref_freq=%u go=%d", 113068d0e3ed07847339aedfac8e02f50db68c702e52Dmitry Shmidt force_freq, pref_freq, go); 11314b06059785b935dd1f4f09314e4e12c417d2c6a4Dmitry Shmidt if (p2p_freq_to_channel(freq, &op_class, &op_channel) < 0) { 1132b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt p2p_dbg(p2p, "Unsupported frequency %u MHz", freq); 1133a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt return -1; 1134a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt } 1135a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt 113668d0e3ed07847339aedfac8e02f50db68c702e52Dmitry Shmidt if (!p2p_channels_includes(&p2p->cfg->channels, op_class, op_channel) && 113768d0e3ed07847339aedfac8e02f50db68c702e52Dmitry Shmidt (go || !p2p_channels_includes(&p2p->cfg->cli_channels, op_class, 113868d0e3ed07847339aedfac8e02f50db68c702e52Dmitry Shmidt op_channel))) { 1139b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt p2p_dbg(p2p, "Frequency %u MHz (oper_class %u channel %u) not allowed for P2P", 1140b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt freq, op_class, op_channel); 1141a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt return -1; 1142a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt } 1143a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt 1144a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt p2p->op_reg_class = op_class; 1145a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt p2p->op_channel = op_channel; 11468d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 1147a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt if (force_freq) { 1148a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt p2p->channels.reg_classes = 1; 1149a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt p2p->channels.reg_class[0].channels = 1; 1150a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt p2p->channels.reg_class[0].reg_class = p2p->op_reg_class; 1151a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt p2p->channels.reg_class[0].channel[0] = p2p->op_channel; 1152a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt } else { 11538d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_memcpy(&p2p->channels, &p2p->cfg->channels, 11548d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt sizeof(struct p2p_channels)); 11558d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 1156a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt 1157a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt return 0; 1158a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt} 1159a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt 1160a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt 1161a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidtstatic void p2p_prepare_channel_best(struct p2p_data *p2p) 1162a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt{ 1163a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt u8 op_class, op_channel; 1164a0d265f81180f341d22511538fa18166e1bbce9fDmitry Shmidt const int op_classes_5ghz[] = { 124, 115, 0 }; 1165a0d265f81180f341d22511538fa18166e1bbce9fDmitry Shmidt const int op_classes_ht40[] = { 126, 127, 116, 117, 0 }; 1166e0e48dc666fb14a7bb60264ca87463ba7bc1fe0bDmitry Shmidt const int op_classes_vht[] = { 128, 0 }; 1167a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt 1168b7b4d0ec07161a6d76c40ba7ef1306e82fbb7e15Dmitry Shmidt p2p_dbg(p2p, "Prepare channel best"); 1169b7b4d0ec07161a6d76c40ba7ef1306e82fbb7e15Dmitry Shmidt 1170a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt if (!p2p->cfg->cfg_op_channel && p2p->best_freq_overall > 0 && 1171a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt p2p_supported_freq(p2p, p2p->best_freq_overall) && 11724b06059785b935dd1f4f09314e4e12c417d2c6a4Dmitry Shmidt p2p_freq_to_channel(p2p->best_freq_overall, &op_class, &op_channel) 11734b06059785b935dd1f4f09314e4e12c417d2c6a4Dmitry Shmidt == 0) { 1174b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt p2p_dbg(p2p, "Select best overall channel as operating channel preference"); 1175a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt p2p->op_reg_class = op_class; 1176a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt p2p->op_channel = op_channel; 1177a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt } else if (!p2p->cfg->cfg_op_channel && p2p->best_freq_5 > 0 && 1178a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt p2p_supported_freq(p2p, p2p->best_freq_5) && 11794b06059785b935dd1f4f09314e4e12c417d2c6a4Dmitry Shmidt p2p_freq_to_channel(p2p->best_freq_5, &op_class, &op_channel) 11804b06059785b935dd1f4f09314e4e12c417d2c6a4Dmitry Shmidt == 0) { 1181b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt p2p_dbg(p2p, "Select best 5 GHz channel as operating channel preference"); 1182a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt p2p->op_reg_class = op_class; 1183a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt p2p->op_channel = op_channel; 1184a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt } else if (!p2p->cfg->cfg_op_channel && p2p->best_freq_24 > 0 && 1185a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt p2p_supported_freq(p2p, p2p->best_freq_24) && 11864b06059785b935dd1f4f09314e4e12c417d2c6a4Dmitry Shmidt p2p_freq_to_channel(p2p->best_freq_24, &op_class, 11874b06059785b935dd1f4f09314e4e12c417d2c6a4Dmitry Shmidt &op_channel) == 0) { 1188b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt p2p_dbg(p2p, "Select best 2.4 GHz channel as operating channel preference"); 1189a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt p2p->op_reg_class = op_class; 1190a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt p2p->op_channel = op_channel; 1191b7b4d0ec07161a6d76c40ba7ef1306e82fbb7e15Dmitry Shmidt } else if (p2p->cfg->num_pref_chan > 0 && 1192b7b4d0ec07161a6d76c40ba7ef1306e82fbb7e15Dmitry Shmidt p2p_channels_includes(&p2p->cfg->channels, 1193b7b4d0ec07161a6d76c40ba7ef1306e82fbb7e15Dmitry Shmidt p2p->cfg->pref_chan[0].op_class, 1194b7b4d0ec07161a6d76c40ba7ef1306e82fbb7e15Dmitry Shmidt p2p->cfg->pref_chan[0].chan)) { 1195b7b4d0ec07161a6d76c40ba7ef1306e82fbb7e15Dmitry Shmidt p2p_dbg(p2p, "Select first pref_chan entry as operating channel preference"); 1196b7b4d0ec07161a6d76c40ba7ef1306e82fbb7e15Dmitry Shmidt p2p->op_reg_class = p2p->cfg->pref_chan[0].op_class; 1197b7b4d0ec07161a6d76c40ba7ef1306e82fbb7e15Dmitry Shmidt p2p->op_channel = p2p->cfg->pref_chan[0].chan; 1198e0e48dc666fb14a7bb60264ca87463ba7bc1fe0bDmitry Shmidt } else if (p2p_channel_select(&p2p->cfg->channels, op_classes_vht, 1199e0e48dc666fb14a7bb60264ca87463ba7bc1fe0bDmitry Shmidt &p2p->op_reg_class, &p2p->op_channel) == 1200e0e48dc666fb14a7bb60264ca87463ba7bc1fe0bDmitry Shmidt 0) { 1201e0e48dc666fb14a7bb60264ca87463ba7bc1fe0bDmitry Shmidt p2p_dbg(p2p, "Select possible VHT channel (op_class %u channel %u) as operating channel preference", 1202e0e48dc666fb14a7bb60264ca87463ba7bc1fe0bDmitry Shmidt p2p->op_reg_class, p2p->op_channel); 1203e0e48dc666fb14a7bb60264ca87463ba7bc1fe0bDmitry Shmidt } else if (p2p_channel_select(&p2p->cfg->channels, op_classes_ht40, 1204e0e48dc666fb14a7bb60264ca87463ba7bc1fe0bDmitry Shmidt &p2p->op_reg_class, &p2p->op_channel) == 1205e0e48dc666fb14a7bb60264ca87463ba7bc1fe0bDmitry Shmidt 0) { 1206e0e48dc666fb14a7bb60264ca87463ba7bc1fe0bDmitry Shmidt p2p_dbg(p2p, "Select possible HT40 channel (op_class %u channel %u) as operating channel preference", 1207e0e48dc666fb14a7bb60264ca87463ba7bc1fe0bDmitry Shmidt p2p->op_reg_class, p2p->op_channel); 1208e0e48dc666fb14a7bb60264ca87463ba7bc1fe0bDmitry Shmidt } else if (p2p_channel_select(&p2p->cfg->channels, op_classes_5ghz, 1209e0e48dc666fb14a7bb60264ca87463ba7bc1fe0bDmitry Shmidt &p2p->op_reg_class, &p2p->op_channel) == 1210e0e48dc666fb14a7bb60264ca87463ba7bc1fe0bDmitry Shmidt 0) { 1211e0e48dc666fb14a7bb60264ca87463ba7bc1fe0bDmitry Shmidt p2p_dbg(p2p, "Select possible 5 GHz channel (op_class %u channel %u) as operating channel preference", 1212e0e48dc666fb14a7bb60264ca87463ba7bc1fe0bDmitry Shmidt p2p->op_reg_class, p2p->op_channel); 1213a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt } else { 1214b7b4d0ec07161a6d76c40ba7ef1306e82fbb7e15Dmitry Shmidt p2p_dbg(p2p, "Select pre-configured channel as operating channel preference"); 1215a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt p2p->op_reg_class = p2p->cfg->op_reg_class; 1216a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt p2p->op_channel = p2p->cfg->op_channel; 1217a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt } 1218a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt 1219a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt os_memcpy(&p2p->channels, &p2p->cfg->channels, 1220a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt sizeof(struct p2p_channels)); 1221a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt} 1222a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt 1223a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt 1224a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt/** 1225a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt * p2p_prepare_channel - Select operating channel for GO Negotiation 1226a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt * @p2p: P2P module context from p2p_init() 1227a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt * @dev: Selected peer device 1228a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt * @force_freq: Forced frequency in MHz or 0 if not forced 1229a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt * @pref_freq: Preferred frequency in MHz or 0 if no preference 123068d0e3ed07847339aedfac8e02f50db68c702e52Dmitry Shmidt * @go: Whether the local end will be forced to be GO 1231a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt * Returns: 0 on success, -1 on failure (channel not supported for P2P) 1232a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt * 1233a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt * This function is used to do initial operating channel selection for GO 1234a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt * Negotiation prior to having received peer information. The selected channel 1235a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt * may be further optimized in p2p_reselect_channel() once the peer information 1236a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt * is available. 1237a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt */ 12387a5e50a0554bee77a9da492ea3d86f46147f1671Dmitry Shmidtint p2p_prepare_channel(struct p2p_data *p2p, struct p2p_device *dev, 123968d0e3ed07847339aedfac8e02f50db68c702e52Dmitry Shmidt unsigned int force_freq, unsigned int pref_freq, int go) 1240a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt{ 124168d0e3ed07847339aedfac8e02f50db68c702e52Dmitry Shmidt p2p_dbg(p2p, "Prepare channel - force_freq=%u pref_freq=%u go=%d", 124268d0e3ed07847339aedfac8e02f50db68c702e52Dmitry Shmidt force_freq, pref_freq, go); 1243a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt if (force_freq || pref_freq) { 124468d0e3ed07847339aedfac8e02f50db68c702e52Dmitry Shmidt if (p2p_prepare_channel_pref(p2p, force_freq, pref_freq, go) < 124568d0e3ed07847339aedfac8e02f50db68c702e52Dmitry Shmidt 0) 1246a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt return -1; 1247a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt } else { 1248a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt p2p_prepare_channel_best(p2p); 1249a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt } 125068d0e3ed07847339aedfac8e02f50db68c702e52Dmitry Shmidt p2p_channels_dump(p2p, "prepared channels", &p2p->channels); 125168d0e3ed07847339aedfac8e02f50db68c702e52Dmitry Shmidt if (go) 125268d0e3ed07847339aedfac8e02f50db68c702e52Dmitry Shmidt p2p_channels_remove_freqs(&p2p->channels, &p2p->no_go_freq); 125368d0e3ed07847339aedfac8e02f50db68c702e52Dmitry Shmidt else if (!force_freq) 125468d0e3ed07847339aedfac8e02f50db68c702e52Dmitry Shmidt p2p_channels_union(&p2p->channels, &p2p->cfg->cli_channels, 125568d0e3ed07847339aedfac8e02f50db68c702e52Dmitry Shmidt &p2p->channels); 125668d0e3ed07847339aedfac8e02f50db68c702e52Dmitry Shmidt p2p_channels_dump(p2p, "after go/cli filter/add", &p2p->channels); 125768d0e3ed07847339aedfac8e02f50db68c702e52Dmitry Shmidt 1258b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt p2p_dbg(p2p, "Own preference for operation channel: Operating Class %u Channel %u%s", 12598d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->op_reg_class, p2p->op_channel, 12608d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt force_freq ? " (forced)" : ""); 12618d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 1262a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt if (force_freq) 1263a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt dev->flags |= P2P_DEV_FORCE_FREQ; 1264a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt else 1265a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt dev->flags &= ~P2P_DEV_FORCE_FREQ; 1266a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt 12678d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return 0; 12688d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 12698d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 12708d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 12711f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidtstatic void p2p_set_dev_persistent(struct p2p_device *dev, 12721f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt int persistent_group) 12731f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt{ 12741f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt switch (persistent_group) { 12751f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt case 0: 12761f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt dev->flags &= ~(P2P_DEV_PREFER_PERSISTENT_GROUP | 12771f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt P2P_DEV_PREFER_PERSISTENT_RECONN); 12781f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt break; 12791f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt case 1: 12801f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt dev->flags |= P2P_DEV_PREFER_PERSISTENT_GROUP; 12811f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt dev->flags &= ~P2P_DEV_PREFER_PERSISTENT_RECONN; 12821f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt break; 12831f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt case 2: 12841f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt dev->flags |= P2P_DEV_PREFER_PERSISTENT_GROUP | 12851f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt P2P_DEV_PREFER_PERSISTENT_RECONN; 12861f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt break; 12871f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt } 12881f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt} 12891f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt 12901f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt 12918d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtint p2p_connect(struct p2p_data *p2p, const u8 *peer_addr, 12928d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt enum p2p_wps_method wps_method, 12938d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt int go_intent, const u8 *own_interface_addr, 129404949598a23f501be6eec21697465fd46a28840aDmitry Shmidt unsigned int force_freq, int persistent_group, 129504949598a23f501be6eec21697465fd46a28840aDmitry Shmidt const u8 *force_ssid, size_t force_ssid_len, 1296cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt int pd_before_go_neg, unsigned int pref_freq, u16 oob_pw_id) 12978d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 12988d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt struct p2p_device *dev; 12998d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 1300b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt p2p_dbg(p2p, "Request to start group negotiation - peer=" MACSTR 13018d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt " GO Intent=%d Intended Interface Address=" MACSTR 1302cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt " wps_method=%d persistent_group=%d pd_before_go_neg=%d " 1303cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt "oob_pw_id=%u", 13048d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt MAC2STR(peer_addr), go_intent, MAC2STR(own_interface_addr), 1305cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt wps_method, persistent_group, pd_before_go_neg, oob_pw_id); 13068d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 13078d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt dev = p2p_get_device(p2p, peer_addr); 13088d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (dev == NULL || (dev->flags & P2P_DEV_PROBE_REQ_ONLY)) { 1309b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt p2p_dbg(p2p, "Cannot connect to unknown P2P Device " MACSTR, 13108d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt MAC2STR(peer_addr)); 13118d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return -1; 13128d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 13138d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 131468d0e3ed07847339aedfac8e02f50db68c702e52Dmitry Shmidt if (p2p_prepare_channel(p2p, dev, force_freq, pref_freq, 131568d0e3ed07847339aedfac8e02f50db68c702e52Dmitry Shmidt go_intent == 15) < 0) 1316a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt return -1; 1317a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt 13188d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (dev->flags & P2P_DEV_GROUP_CLIENT_ONLY) { 13198d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (!(dev->info.dev_capab & 13208d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt P2P_DEV_CAPAB_CLIENT_DISCOVERABILITY)) { 1321b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt p2p_dbg(p2p, "Cannot connect to P2P Device " MACSTR 13228d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt " that is in a group and is not discoverable", 13238d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt MAC2STR(peer_addr)); 13248d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return -1; 13258d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 13268d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (dev->oper_freq <= 0) { 1327b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt p2p_dbg(p2p, "Cannot connect to P2P Device " MACSTR 13288d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt " with incomplete information", 13298d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt MAC2STR(peer_addr)); 13308d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return -1; 13318d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 13328d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 13338d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt /* 13348d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * First, try to connect directly. If the peer does not 13358d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * acknowledge frames, assume it is sleeping and use device 13368d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * discoverability via the GO at that point. 13378d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt */ 13388d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 13398d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 134004949598a23f501be6eec21697465fd46a28840aDmitry Shmidt p2p->ssid_set = 0; 134104949598a23f501be6eec21697465fd46a28840aDmitry Shmidt if (force_ssid) { 134204949598a23f501be6eec21697465fd46a28840aDmitry Shmidt wpa_hexdump_ascii(MSG_DEBUG, "P2P: Forced SSID", 134304949598a23f501be6eec21697465fd46a28840aDmitry Shmidt force_ssid, force_ssid_len); 134404949598a23f501be6eec21697465fd46a28840aDmitry Shmidt os_memcpy(p2p->ssid, force_ssid, force_ssid_len); 134504949598a23f501be6eec21697465fd46a28840aDmitry Shmidt p2p->ssid_len = force_ssid_len; 134604949598a23f501be6eec21697465fd46a28840aDmitry Shmidt p2p->ssid_set = 1; 134704949598a23f501be6eec21697465fd46a28840aDmitry Shmidt } 134804949598a23f501be6eec21697465fd46a28840aDmitry Shmidt 13498d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt dev->flags &= ~P2P_DEV_NOT_YET_READY; 13508d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt dev->flags &= ~P2P_DEV_USER_REJECTED; 13518d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt dev->flags &= ~P2P_DEV_WAIT_GO_NEG_RESPONSE; 13528d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt dev->flags &= ~P2P_DEV_WAIT_GO_NEG_CONFIRM; 135304949598a23f501be6eec21697465fd46a28840aDmitry Shmidt if (pd_before_go_neg) 135404949598a23f501be6eec21697465fd46a28840aDmitry Shmidt dev->flags |= P2P_DEV_PD_BEFORE_GO_NEG; 1355a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt else { 135604949598a23f501be6eec21697465fd46a28840aDmitry Shmidt dev->flags &= ~P2P_DEV_PD_BEFORE_GO_NEG; 1357a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt /* 13589cdf1b905fae57dea42506a1af67f6ece544b261Dmitry Shmidt * Assign dialog token and tie breaker here to use the same 13599cdf1b905fae57dea42506a1af67f6ece544b261Dmitry Shmidt * values in each retry within the same GO Negotiation exchange. 1360a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt */ 1361a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt dev->dialog_token++; 1362a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt if (dev->dialog_token == 0) 1363a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt dev->dialog_token = 1; 13649cdf1b905fae57dea42506a1af67f6ece544b261Dmitry Shmidt dev->tie_breaker = p2p->next_tie_breaker; 13659cdf1b905fae57dea42506a1af67f6ece544b261Dmitry Shmidt p2p->next_tie_breaker = !p2p->next_tie_breaker; 1366a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt } 13678d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt dev->connect_reqs = 0; 13688d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt dev->go_neg_req_sent = 0; 13698d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt dev->go_state = UNKNOWN_GO; 13701f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt p2p_set_dev_persistent(dev, persistent_group); 13718d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->go_intent = go_intent; 13728d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_memcpy(p2p->intended_addr, own_interface_addr, ETH_ALEN); 13738d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 13748d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (p2p->state != P2P_IDLE) 13758d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_stop_find(p2p); 13768d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 13778d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (p2p->after_scan_tx) { 13788d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt /* 13798d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * We need to drop the pending frame to avoid issues with the 13808d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * new GO Negotiation, e.g., when the pending frame was from a 13818d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * previous attempt at starting a GO Negotiation. 13828d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt */ 1383b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt p2p_dbg(p2p, "Dropped previous pending Action frame TX that was waiting for p2p_scan completion"); 13848d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_free(p2p->after_scan_tx); 13858d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->after_scan_tx = NULL; 13868d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 13878d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 13888d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt dev->wps_method = wps_method; 1389cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt dev->oob_pw_id = oob_pw_id; 13908d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt dev->status = P2P_SC_SUCCESS; 13918d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 13928d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (p2p->p2p_scan_running) { 1393b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt p2p_dbg(p2p, "p2p_scan running - delay connect send"); 13948d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->start_after_scan = P2P_AFTER_SCAN_CONNECT; 13958d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_memcpy(p2p->after_scan_peer, peer_addr, ETH_ALEN); 13968d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return 0; 13978d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 13988d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->start_after_scan = P2P_AFTER_SCAN_NOTHING; 13998d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 14008d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return p2p_connect_send(p2p, dev); 14018d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 14028d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 14038d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 14048d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtint p2p_authorize(struct p2p_data *p2p, const u8 *peer_addr, 14058d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt enum p2p_wps_method wps_method, 14068d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt int go_intent, const u8 *own_interface_addr, 140704949598a23f501be6eec21697465fd46a28840aDmitry Shmidt unsigned int force_freq, int persistent_group, 1408d5e4923d04122f81300fa68fb07d64ede28fd44dDmitry Shmidt const u8 *force_ssid, size_t force_ssid_len, 1409cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt unsigned int pref_freq, u16 oob_pw_id) 14108d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 14118d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt struct p2p_device *dev; 14128d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 1413b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt p2p_dbg(p2p, "Request to authorize group negotiation - peer=" MACSTR 14148d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt " GO Intent=%d Intended Interface Address=" MACSTR 1415cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt " wps_method=%d persistent_group=%d oob_pw_id=%u", 14168d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt MAC2STR(peer_addr), go_intent, MAC2STR(own_interface_addr), 1417cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt wps_method, persistent_group, oob_pw_id); 14188d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 14198d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt dev = p2p_get_device(p2p, peer_addr); 14208d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (dev == NULL) { 1421b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt p2p_dbg(p2p, "Cannot authorize unknown P2P Device " MACSTR, 14228d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt MAC2STR(peer_addr)); 14238d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return -1; 14248d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 14258d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 142668d0e3ed07847339aedfac8e02f50db68c702e52Dmitry Shmidt if (p2p_prepare_channel(p2p, dev, force_freq, pref_freq, go_intent == 142768d0e3ed07847339aedfac8e02f50db68c702e52Dmitry Shmidt 15) < 0) 1428a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt return -1; 1429a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt 143004949598a23f501be6eec21697465fd46a28840aDmitry Shmidt p2p->ssid_set = 0; 143104949598a23f501be6eec21697465fd46a28840aDmitry Shmidt if (force_ssid) { 143204949598a23f501be6eec21697465fd46a28840aDmitry Shmidt wpa_hexdump_ascii(MSG_DEBUG, "P2P: Forced SSID", 143304949598a23f501be6eec21697465fd46a28840aDmitry Shmidt force_ssid, force_ssid_len); 143404949598a23f501be6eec21697465fd46a28840aDmitry Shmidt os_memcpy(p2p->ssid, force_ssid, force_ssid_len); 143504949598a23f501be6eec21697465fd46a28840aDmitry Shmidt p2p->ssid_len = force_ssid_len; 143604949598a23f501be6eec21697465fd46a28840aDmitry Shmidt p2p->ssid_set = 1; 143704949598a23f501be6eec21697465fd46a28840aDmitry Shmidt } 143804949598a23f501be6eec21697465fd46a28840aDmitry Shmidt 14398d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt dev->flags &= ~P2P_DEV_NOT_YET_READY; 14408d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt dev->flags &= ~P2P_DEV_USER_REJECTED; 14418d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt dev->go_neg_req_sent = 0; 14428d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt dev->go_state = UNKNOWN_GO; 14431f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt p2p_set_dev_persistent(dev, persistent_group); 14448d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->go_intent = go_intent; 14458d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_memcpy(p2p->intended_addr, own_interface_addr, ETH_ALEN); 14468d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 14478d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt dev->wps_method = wps_method; 1448cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt dev->oob_pw_id = oob_pw_id; 14498d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt dev->status = P2P_SC_SUCCESS; 14508d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 14518d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return 0; 14528d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 14538d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 14548d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 14558d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtvoid p2p_add_dev_info(struct p2p_data *p2p, const u8 *addr, 14568d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt struct p2p_device *dev, struct p2p_message *msg) 14578d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 1458fb79edc9df1f20461e90e478363d207348213d35Dmitry Shmidt os_get_reltime(&dev->last_seen); 14598d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 1460b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt p2p_copy_wps_info(p2p, dev, 0, msg); 14618d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 14628d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (msg->listen_channel) { 14638d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt int freq; 14644b06059785b935dd1f4f09314e4e12c417d2c6a4Dmitry Shmidt freq = p2p_channel_to_freq(msg->listen_channel[3], 14658d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt msg->listen_channel[4]); 14668d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (freq < 0) { 1467b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt p2p_dbg(p2p, "Unknown peer Listen channel: " 14688d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt "country=%c%c(0x%02x) reg_class=%u channel=%u", 14698d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt msg->listen_channel[0], 14708d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt msg->listen_channel[1], 14718d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt msg->listen_channel[2], 14728d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt msg->listen_channel[3], 14738d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt msg->listen_channel[4]); 14748d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } else { 1475b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt p2p_dbg(p2p, "Update peer " MACSTR 1476b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt " Listen channel: %u -> %u MHz", 14778d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt MAC2STR(dev->info.p2p_device_addr), 14788d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt dev->listen_freq, freq); 14798d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt dev->listen_freq = freq; 14808d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 14818d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 14828d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 148361d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt if (msg->wfd_subelems) { 148461d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt wpabuf_free(dev->info.wfd_subelems); 148561d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt dev->info.wfd_subelems = wpabuf_dup(msg->wfd_subelems); 148661d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt } 148761d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt 14888d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (dev->flags & P2P_DEV_PROBE_REQ_ONLY) { 14898d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt dev->flags &= ~P2P_DEV_PROBE_REQ_ONLY; 1490b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt p2p_dbg(p2p, "Completed device entry based on data from GO Negotiation Request"); 14918d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } else { 1492b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt p2p_dbg(p2p, "Created device entry based on GO Neg Req: " 14938d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt MACSTR " dev_capab=0x%x group_capab=0x%x name='%s' " 14948d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt "listen_freq=%d", 14958d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt MAC2STR(dev->info.p2p_device_addr), 14968d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt dev->info.dev_capab, dev->info.group_capab, 14978d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt dev->info.device_name, dev->listen_freq); 14988d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 14998d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 15008d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt dev->flags &= ~P2P_DEV_GROUP_CLIENT_ONLY; 15018d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 15028d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (dev->flags & P2P_DEV_USER_REJECTED) { 1503b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt p2p_dbg(p2p, "Do not report rejected device"); 15048d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return; 15058d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 15068d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 15078d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->cfg->dev_found(p2p->cfg->cb_ctx, addr, &dev->info, 15088d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt !(dev->flags & P2P_DEV_REPORTED_ONCE)); 15098d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt dev->flags |= P2P_DEV_REPORTED | P2P_DEV_REPORTED_ONCE; 15108d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 15118d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 15128d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 15138d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtvoid p2p_build_ssid(struct p2p_data *p2p, u8 *ssid, size_t *ssid_len) 15148d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 15158d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_memcpy(ssid, P2P_WILDCARD_SSID, P2P_WILDCARD_SSID_LEN); 15168d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_random((char *) &ssid[P2P_WILDCARD_SSID_LEN], 2); 15178d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_memcpy(&ssid[P2P_WILDCARD_SSID_LEN + 2], 15188d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->cfg->ssid_postfix, p2p->cfg->ssid_postfix_len); 15198d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt *ssid_len = P2P_WILDCARD_SSID_LEN + 2 + p2p->cfg->ssid_postfix_len; 15208d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 15218d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 15228d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 15238d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtint p2p_go_params(struct p2p_data *p2p, struct p2p_go_neg_results *params) 15248d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 15258d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_build_ssid(p2p, params->ssid, ¶ms->ssid_len); 15268d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_random(params->passphrase, 8); 15278d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return 0; 15288d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 15298d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 15308d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 15318d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtvoid p2p_go_complete(struct p2p_data *p2p, struct p2p_device *peer) 15328d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 15338d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt struct p2p_go_neg_results res; 15348d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt int go = peer->go_state == LOCAL_GO; 15358d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt struct p2p_channels intersection; 15368d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt int freqs; 15378d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt size_t i, j; 15388d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 1539b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt p2p_dbg(p2p, "GO Negotiation with " MACSTR " completed (%s will be GO)", 1540b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt MAC2STR(peer->info.p2p_device_addr), go ? "local end" : "peer"); 15418d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 15428d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_memset(&res, 0, sizeof(res)); 15438d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt res.role_go = go; 15448d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_memcpy(res.peer_device_addr, peer->info.p2p_device_addr, ETH_ALEN); 15458d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_memcpy(res.peer_interface_addr, peer->intended_addr, ETH_ALEN); 15468d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt res.wps_method = peer->wps_method; 15471f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt if (peer->flags & P2P_DEV_PREFER_PERSISTENT_GROUP) { 15481f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt if (peer->flags & P2P_DEV_PREFER_PERSISTENT_RECONN) 15491f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt res.persistent_group = 2; 15501f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt else 15511f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt res.persistent_group = 1; 15521f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt } 15538d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 15548d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (go) { 15558d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt /* Setup AP mode for WPS provisioning */ 15564b06059785b935dd1f4f09314e4e12c417d2c6a4Dmitry Shmidt res.freq = p2p_channel_to_freq(p2p->op_reg_class, 15578d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->op_channel); 15588d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_memcpy(res.ssid, p2p->ssid, p2p->ssid_len); 15598d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt res.ssid_len = p2p->ssid_len; 15608d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_random(res.passphrase, 8); 15618d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } else { 15628d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt res.freq = peer->oper_freq; 15638d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (p2p->ssid_len) { 15648d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_memcpy(res.ssid, p2p->ssid, p2p->ssid_len); 15658d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt res.ssid_len = p2p->ssid_len; 15668d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 15678d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 15688d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 156968d0e3ed07847339aedfac8e02f50db68c702e52Dmitry Shmidt p2p_channels_dump(p2p, "own channels", &p2p->channels); 157068d0e3ed07847339aedfac8e02f50db68c702e52Dmitry Shmidt p2p_channels_dump(p2p, "peer channels", &peer->channels); 15718d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_channels_intersect(&p2p->channels, &peer->channels, 15728d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt &intersection); 157368d0e3ed07847339aedfac8e02f50db68c702e52Dmitry Shmidt if (go) { 157468d0e3ed07847339aedfac8e02f50db68c702e52Dmitry Shmidt p2p_channels_remove_freqs(&intersection, &p2p->no_go_freq); 157568d0e3ed07847339aedfac8e02f50db68c702e52Dmitry Shmidt p2p_channels_dump(p2p, "intersection after no-GO removal", 157668d0e3ed07847339aedfac8e02f50db68c702e52Dmitry Shmidt &intersection); 157768d0e3ed07847339aedfac8e02f50db68c702e52Dmitry Shmidt } 15788d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt freqs = 0; 15798d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt for (i = 0; i < intersection.reg_classes; i++) { 15808d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt struct p2p_reg_class *c = &intersection.reg_class[i]; 15818d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (freqs + 1 == P2P_MAX_CHANNELS) 15828d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt break; 15838d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt for (j = 0; j < c->channels; j++) { 15848d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt int freq; 15858d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (freqs + 1 == P2P_MAX_CHANNELS) 15868d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt break; 15874b06059785b935dd1f4f09314e4e12c417d2c6a4Dmitry Shmidt freq = p2p_channel_to_freq(c->reg_class, c->channel[j]); 15888d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (freq < 0) 15898d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt continue; 15908d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt res.freq_list[freqs++] = freq; 15918d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 15928d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 15938d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 15948d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt res.peer_config_timeout = go ? peer->client_timeout : peer->go_timeout; 15958d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 15968d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_clear_timeout(p2p); 15971f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt p2p->ssid_set = 0; 15988d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt peer->go_neg_req_sent = 0; 15998d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt peer->wps_method = WPS_NOT_READY; 1600cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt peer->oob_pw_id = 0; 16018d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 16028d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_set_state(p2p, P2P_PROVISIONING); 16038d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->cfg->go_neg_completed(p2p->cfg->cb_ctx, &res); 16048d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 16058d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 16068d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 16078d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtstatic void p2p_rx_p2p_action(struct p2p_data *p2p, const u8 *sa, 16088d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt const u8 *data, size_t len, int rx_freq) 16098d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 1610b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt p2p_dbg(p2p, "RX P2P Public Action from " MACSTR, MAC2STR(sa)); 16118d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpa_hexdump(MSG_MSGDUMP, "P2P: P2P Public Action contents", data, len); 16128d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 16138d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (len < 1) 16148d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return; 16158d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 16168d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt switch (data[0]) { 16178d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt case P2P_GO_NEG_REQ: 16188d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_process_go_neg_req(p2p, sa, data + 1, len - 1, rx_freq); 16198d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt break; 16208d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt case P2P_GO_NEG_RESP: 16218d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_process_go_neg_resp(p2p, sa, data + 1, len - 1, rx_freq); 16228d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt break; 16238d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt case P2P_GO_NEG_CONF: 16248d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_process_go_neg_conf(p2p, sa, data + 1, len - 1); 16258d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt break; 16268d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt case P2P_INVITATION_REQ: 16278d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_process_invitation_req(p2p, sa, data + 1, len - 1, 16288d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt rx_freq); 16298d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt break; 16308d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt case P2P_INVITATION_RESP: 1631051af73b8f8014eff33330aead0f36944b3403e6Dmitry Shmidt p2p->cfg->send_action_done(p2p->cfg->cb_ctx); 16328d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_process_invitation_resp(p2p, sa, data + 1, len - 1); 16338d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt break; 16348d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt case P2P_PROV_DISC_REQ: 16358d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_process_prov_disc_req(p2p, sa, data + 1, len - 1, rx_freq); 16368d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt break; 16378d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt case P2P_PROV_DISC_RESP: 16388d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_process_prov_disc_resp(p2p, sa, data + 1, len - 1); 16398d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt break; 16408d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt case P2P_DEV_DISC_REQ: 16418d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_process_dev_disc_req(p2p, sa, data + 1, len - 1, rx_freq); 16428d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt break; 16438d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt case P2P_DEV_DISC_RESP: 16448d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_process_dev_disc_resp(p2p, sa, data + 1, len - 1); 16458d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt break; 16468d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt default: 1647b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt p2p_dbg(p2p, "Unsupported P2P Public Action frame type %d", 16488d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt data[0]); 16498d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt break; 16508d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 16518d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 16528d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 16538d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 16541f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidtstatic void p2p_rx_action_public(struct p2p_data *p2p, const u8 *da, 16551f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt const u8 *sa, const u8 *bssid, const u8 *data, 16561f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt size_t len, int freq) 16578d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 16588d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (len < 1) 16598d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return; 16608d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 16618d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt switch (data[0]) { 16628d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt case WLAN_PA_VENDOR_SPECIFIC: 16638d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt data++; 16648d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt len--; 16658d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (len < 3) 16668d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return; 16678d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (WPA_GET_BE24(data) != OUI_WFA) 16688d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return; 16698d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 16708d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt data += 3; 16718d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt len -= 3; 16728d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (len < 1) 16738d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return; 16748d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 16758d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (*data != P2P_OUI_TYPE) 16768d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return; 16778d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 16788d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_rx_p2p_action(p2p, sa, data + 1, len - 1, freq); 16798d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt break; 16808d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt case WLAN_PA_GAS_INITIAL_REQ: 16818d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_rx_gas_initial_req(p2p, sa, data + 1, len - 1, freq); 16828d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt break; 16838d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt case WLAN_PA_GAS_INITIAL_RESP: 16848d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_rx_gas_initial_resp(p2p, sa, data + 1, len - 1, freq); 16858d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt break; 16868d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt case WLAN_PA_GAS_COMEBACK_REQ: 16878d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_rx_gas_comeback_req(p2p, sa, data + 1, len - 1, freq); 16888d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt break; 16898d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt case WLAN_PA_GAS_COMEBACK_RESP: 16908d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_rx_gas_comeback_resp(p2p, sa, data + 1, len - 1, freq); 16918d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt break; 16928d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 16938d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 16948d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 16958d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 16968d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtvoid p2p_rx_action(struct p2p_data *p2p, const u8 *da, const u8 *sa, 16978d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt const u8 *bssid, u8 category, 16988d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt const u8 *data, size_t len, int freq) 16998d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 17008d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (category == WLAN_ACTION_PUBLIC) { 17018d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_rx_action_public(p2p, da, sa, bssid, data, len, freq); 17028d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return; 17038d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 17048d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 17058d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (category != WLAN_ACTION_VENDOR_SPECIFIC) 17068d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return; 17078d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 17088d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (len < 4) 17098d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return; 17108d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 17118d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (WPA_GET_BE24(data) != OUI_WFA) 17128d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return; 17138d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt data += 3; 17148d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt len -= 3; 17158d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 17168d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (*data != P2P_OUI_TYPE) 17178d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return; 17188d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt data++; 17198d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt len--; 17208d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 17218d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt /* P2P action frame */ 1722b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt p2p_dbg(p2p, "RX P2P Action from " MACSTR, MAC2STR(sa)); 17238d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpa_hexdump(MSG_MSGDUMP, "P2P: P2P Action contents", data, len); 17248d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 17258d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (len < 1) 17268d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return; 17278d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt switch (data[0]) { 17288d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt case P2P_NOA: 1729b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt p2p_dbg(p2p, "Received P2P Action - Notice of Absence"); 17308d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt /* TODO */ 17318d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt break; 17328d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt case P2P_PRESENCE_REQ: 17338d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_process_presence_req(p2p, da, sa, data + 1, len - 1, freq); 17348d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt break; 17358d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt case P2P_PRESENCE_RESP: 17368d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_process_presence_resp(p2p, da, sa, data + 1, len - 1); 17378d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt break; 17388d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt case P2P_GO_DISC_REQ: 17398d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_process_go_disc_req(p2p, da, sa, data + 1, len - 1, freq); 17408d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt break; 17418d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt default: 1742b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt p2p_dbg(p2p, "Received P2P Action - unknown type %u", data[0]); 17438d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt break; 17448d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 17458d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 17468d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 17478d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 17488d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtstatic void p2p_go_neg_start(void *eloop_ctx, void *timeout_ctx) 17498d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 17508d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt struct p2p_data *p2p = eloop_ctx; 17518d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (p2p->go_neg_peer == NULL) 17528d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return; 17538d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->cfg->stop_listen(p2p->cfg->cb_ctx); 17548d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->go_neg_peer->status = P2P_SC_SUCCESS; 17558d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_connect_send(p2p, p2p->go_neg_peer); 17568d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 17578d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 17588d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 17598d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtstatic void p2p_invite_start(void *eloop_ctx, void *timeout_ctx) 17608d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 17618d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt struct p2p_data *p2p = eloop_ctx; 17628d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (p2p->invite_peer == NULL) 17638d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return; 17648d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->cfg->stop_listen(p2p->cfg->cb_ctx); 1765cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt p2p_invite_send(p2p, p2p->invite_peer, p2p->invite_go_dev_addr, 1766cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt p2p->invite_dev_pw_id); 17678d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 17688d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 17698d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 17708d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtstatic void p2p_add_dev_from_probe_req(struct p2p_data *p2p, const u8 *addr, 17718d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt const u8 *ie, size_t ie_len) 17728d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 17738d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt struct p2p_message msg; 17748d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt struct p2p_device *dev; 17758d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 17768d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_memset(&msg, 0, sizeof(msg)); 17778d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (p2p_parse_ies(ie, ie_len, &msg) < 0 || msg.p2p_attributes == NULL) 17788d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt { 17798d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_parse_free(&msg); 17808d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return; /* not a P2P probe */ 17818d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 17828d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 17838d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (msg.ssid == NULL || msg.ssid[1] != P2P_WILDCARD_SSID_LEN || 17848d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_memcmp(msg.ssid + 2, P2P_WILDCARD_SSID, P2P_WILDCARD_SSID_LEN) 17858d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt != 0) { 17868d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt /* The Probe Request is not part of P2P Device Discovery. It is 17878d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * not known whether the source address of the frame is the P2P 17888d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * Device Address or P2P Interface Address. Do not add a new 17898d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * peer entry based on this frames. 17908d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt */ 17918d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_parse_free(&msg); 17928d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return; 17938d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 17948d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 17958d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt dev = p2p_get_device(p2p, addr); 17968d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (dev) { 17978d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (dev->country[0] == 0 && msg.listen_channel) 17988d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_memcpy(dev->country, msg.listen_channel, 3); 1799fb79edc9df1f20461e90e478363d207348213d35Dmitry Shmidt os_get_reltime(&dev->last_seen); 18008d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_parse_free(&msg); 18018d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return; /* already known */ 18028d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 18038d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 18048d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt dev = p2p_create_device(p2p, addr); 18058d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (dev == NULL) { 18068d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_parse_free(&msg); 18078d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return; 18088d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 18098d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 1810fb79edc9df1f20461e90e478363d207348213d35Dmitry Shmidt os_get_reltime(&dev->last_seen); 18118d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt dev->flags |= P2P_DEV_PROBE_REQ_ONLY; 18128d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 18138d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (msg.listen_channel) { 18148d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_memcpy(dev->country, msg.listen_channel, 3); 18154b06059785b935dd1f4f09314e4e12c417d2c6a4Dmitry Shmidt dev->listen_freq = p2p_channel_to_freq(msg.listen_channel[3], 18168d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt msg.listen_channel[4]); 18178d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 18188d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 1819b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt p2p_copy_wps_info(p2p, dev, 1, &msg); 18208d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 182161d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt if (msg.wfd_subelems) { 182261d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt wpabuf_free(dev->info.wfd_subelems); 182361d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt dev->info.wfd_subelems = wpabuf_dup(msg.wfd_subelems); 182461d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt } 182561d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt 18268d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_parse_free(&msg); 18278d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 1828b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt p2p_dbg(p2p, "Created device entry based on Probe Req: " MACSTR 18298d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt " dev_capab=0x%x group_capab=0x%x name='%s' listen_freq=%d", 18308d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt MAC2STR(dev->info.p2p_device_addr), dev->info.dev_capab, 18318d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt dev->info.group_capab, dev->info.device_name, 18328d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt dev->listen_freq); 18338d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 18348d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 18358d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 18368d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtstruct p2p_device * p2p_add_dev_from_go_neg_req(struct p2p_data *p2p, 18378d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt const u8 *addr, 18388d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt struct p2p_message *msg) 18398d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 18408d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt struct p2p_device *dev; 18418d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 18428d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt dev = p2p_get_device(p2p, addr); 18438d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (dev) { 1844fb79edc9df1f20461e90e478363d207348213d35Dmitry Shmidt os_get_reltime(&dev->last_seen); 18458d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return dev; /* already known */ 18468d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 18478d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 18488d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt dev = p2p_create_device(p2p, addr); 18498d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (dev == NULL) 18508d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return NULL; 18518d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 18528d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_add_dev_info(p2p, addr, dev, msg); 18538d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 18548d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return dev; 18558d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 18568d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 18578d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 18588d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtstatic int dev_type_match(const u8 *dev_type, const u8 *req_dev_type) 18598d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 18608d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (os_memcmp(dev_type, req_dev_type, WPS_DEV_TYPE_LEN) == 0) 18618d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return 1; 18628d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (os_memcmp(dev_type, req_dev_type, 2) == 0 && 18638d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt WPA_GET_BE32(&req_dev_type[2]) == 0 && 18648d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt WPA_GET_BE16(&req_dev_type[6]) == 0) 18658d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return 1; /* Category match with wildcard OUI/sub-category */ 18668d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return 0; 18678d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 18688d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 18698d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 18708d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtint dev_type_list_match(const u8 *dev_type, const u8 *req_dev_type[], 18718d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt size_t num_req_dev_type) 18728d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 18738d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt size_t i; 18748d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt for (i = 0; i < num_req_dev_type; i++) { 18758d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (dev_type_match(dev_type, req_dev_type[i])) 18768d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return 1; 18778d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 18788d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return 0; 18798d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 18808d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 18818d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 18828d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt/** 18838d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * p2p_match_dev_type - Match local device type with requested type 18848d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * @p2p: P2P module context from p2p_init() 18858d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * @wps: WPS TLVs from Probe Request frame (concatenated WPS IEs) 18868d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * Returns: 1 on match, 0 on mismatch 18878d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * 18888d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * This function can be used to match the Requested Device Type attribute in 18898d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * WPS IE with the local device types for deciding whether to reply to a Probe 18908d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * Request frame. 18918d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt */ 18928d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtint p2p_match_dev_type(struct p2p_data *p2p, struct wpabuf *wps) 18938d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 18948d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt struct wps_parse_attr attr; 18958d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt size_t i; 18968d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 18978d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (wps_parse_msg(wps, &attr)) 18988d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return 1; /* assume no Requested Device Type attributes */ 18998d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 19008d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (attr.num_req_dev_type == 0) 19018d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return 1; /* no Requested Device Type attributes -> match */ 19028d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 19038d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (dev_type_list_match(p2p->cfg->pri_dev_type, attr.req_dev_type, 19048d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt attr.num_req_dev_type)) 19058d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return 1; /* Own Primary Device Type matches */ 19068d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 19078d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt for (i = 0; i < p2p->cfg->num_sec_dev_types; i++) 19088d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (dev_type_list_match(p2p->cfg->sec_dev_type[i], 19098d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt attr.req_dev_type, 19108d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt attr.num_req_dev_type)) 19118d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return 1; /* Own Secondary Device Type matches */ 19128d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 19138d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt /* No matching device type found */ 19148d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return 0; 19158d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 19168d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 19178d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 19188d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtstruct wpabuf * p2p_build_probe_resp_ies(struct p2p_data *p2p) 19198d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 19208d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt struct wpabuf *buf; 19218d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt u8 *len; 192204949598a23f501be6eec21697465fd46a28840aDmitry Shmidt int pw_id = -1; 192361d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt size_t extra = 0; 192461d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt 192561d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt#ifdef CONFIG_WIFI_DISPLAY 192661d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt if (p2p->wfd_ie_probe_resp) 192761d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt extra = wpabuf_len(p2p->wfd_ie_probe_resp); 192861d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt#endif /* CONFIG_WIFI_DISPLAY */ 19298d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 193061d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt buf = wpabuf_alloc(1000 + extra); 19318d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (buf == NULL) 19328d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return NULL; 19338d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 193404949598a23f501be6eec21697465fd46a28840aDmitry Shmidt if (p2p->go_neg_peer) { 193504949598a23f501be6eec21697465fd46a28840aDmitry Shmidt /* Advertise immediate availability of WPS credential */ 193604949598a23f501be6eec21697465fd46a28840aDmitry Shmidt pw_id = p2p_wps_method_pw_id(p2p->go_neg_peer->wps_method); 193704949598a23f501be6eec21697465fd46a28840aDmitry Shmidt } 193804949598a23f501be6eec21697465fd46a28840aDmitry Shmidt 193968d0e3ed07847339aedfac8e02f50db68c702e52Dmitry Shmidt if (p2p_build_wps_ie(p2p, buf, pw_id, 1) < 0) { 194068d0e3ed07847339aedfac8e02f50db68c702e52Dmitry Shmidt p2p_dbg(p2p, "Failed to build WPS IE for Probe Response"); 194168d0e3ed07847339aedfac8e02f50db68c702e52Dmitry Shmidt wpabuf_free(buf); 194268d0e3ed07847339aedfac8e02f50db68c702e52Dmitry Shmidt return NULL; 194368d0e3ed07847339aedfac8e02f50db68c702e52Dmitry Shmidt } 19448d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 194561d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt#ifdef CONFIG_WIFI_DISPLAY 194661d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt if (p2p->wfd_ie_probe_resp) 194761d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt wpabuf_put_buf(buf, p2p->wfd_ie_probe_resp); 194861d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt#endif /* CONFIG_WIFI_DISPLAY */ 194961d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt 19508d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt /* P2P IE */ 19518d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt len = p2p_buf_add_ie_hdr(buf); 195204949598a23f501be6eec21697465fd46a28840aDmitry Shmidt p2p_buf_add_capability(buf, p2p->dev_capab & 195304949598a23f501be6eec21697465fd46a28840aDmitry Shmidt ~P2P_DEV_CAPAB_CLIENT_DISCOVERABILITY, 0); 19548d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (p2p->ext_listen_interval) 19558d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_buf_add_ext_listen_timing(buf, p2p->ext_listen_period, 19568d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->ext_listen_interval); 19578d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_buf_add_device_info(buf, p2p, NULL); 19588d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_buf_update_ie_hdr(buf, len); 19598d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 19608d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return buf; 19618d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 19628d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 19638d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 196404949598a23f501be6eec21697465fd46a28840aDmitry Shmidtstatic enum p2p_probe_req_status 196504949598a23f501be6eec21697465fd46a28840aDmitry Shmidtp2p_reply_probe(struct p2p_data *p2p, const u8 *addr, const u8 *dst, 196604949598a23f501be6eec21697465fd46a28840aDmitry Shmidt const u8 *bssid, const u8 *ie, size_t ie_len) 19678d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 19688d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt struct ieee802_11_elems elems; 19698d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt struct wpabuf *buf; 19708d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt struct ieee80211_mgmt *resp; 19711f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt struct p2p_message msg; 19728d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt struct wpabuf *ies; 19738d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 19748d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (!p2p->in_listen || !p2p->drv_in_listen) { 19758d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt /* not in Listen state - ignore Probe Request */ 197604949598a23f501be6eec21697465fd46a28840aDmitry Shmidt return P2P_PREQ_NOT_LISTEN; 19778d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 19788d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 19798d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (ieee802_11_parse_elems((u8 *) ie, ie_len, &elems, 0) == 19808d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt ParseFailed) { 19818d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt /* Ignore invalid Probe Request frames */ 198204949598a23f501be6eec21697465fd46a28840aDmitry Shmidt return P2P_PREQ_MALFORMED; 19838d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 19848d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 19858d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (elems.p2p == NULL) { 19868d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt /* not a P2P probe - ignore it */ 198704949598a23f501be6eec21697465fd46a28840aDmitry Shmidt return P2P_PREQ_NOT_P2P; 19888d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 19898d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 19901f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt if (dst && !is_broadcast_ether_addr(dst) && 19911f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt os_memcmp(dst, p2p->cfg->dev_addr, ETH_ALEN) != 0) { 19921f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt /* Not sent to the broadcast address or our P2P Device Address 19931f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt */ 199404949598a23f501be6eec21697465fd46a28840aDmitry Shmidt return P2P_PREQ_NOT_PROCESSED; 19951f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt } 19961f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt 19971f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt if (bssid && !is_broadcast_ether_addr(bssid)) { 19981f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt /* Not sent to the Wildcard BSSID */ 199904949598a23f501be6eec21697465fd46a28840aDmitry Shmidt return P2P_PREQ_NOT_PROCESSED; 20001f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt } 20011f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt 20028d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (elems.ssid == NULL || elems.ssid_len != P2P_WILDCARD_SSID_LEN || 20038d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_memcmp(elems.ssid, P2P_WILDCARD_SSID, P2P_WILDCARD_SSID_LEN) != 20048d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 0) { 20058d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt /* not using P2P Wildcard SSID - ignore */ 200604949598a23f501be6eec21697465fd46a28840aDmitry Shmidt return P2P_PREQ_NOT_PROCESSED; 20078d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 20088d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 20091f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt if (supp_rates_11b_only(&elems)) { 20101f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt /* Indicates support for 11b rates only */ 201104949598a23f501be6eec21697465fd46a28840aDmitry Shmidt return P2P_PREQ_NOT_P2P; 20121f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt } 20131f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt 20141f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt os_memset(&msg, 0, sizeof(msg)); 20151f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt if (p2p_parse_ies(ie, ie_len, &msg) < 0) { 20161f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt /* Could not parse P2P attributes */ 201704949598a23f501be6eec21697465fd46a28840aDmitry Shmidt return P2P_PREQ_NOT_P2P; 20181f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt } 20191f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt 20201f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt if (msg.device_id && 202104949598a23f501be6eec21697465fd46a28840aDmitry Shmidt os_memcmp(msg.device_id, p2p->cfg->dev_addr, ETH_ALEN) != 0) { 20221f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt /* Device ID did not match */ 20231f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt p2p_parse_free(&msg); 202404949598a23f501be6eec21697465fd46a28840aDmitry Shmidt return P2P_PREQ_NOT_PROCESSED; 20251f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt } 20261f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt 20278d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt /* Check Requested Device Type match */ 20281f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt if (msg.wps_attributes && 20291f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt !p2p_match_dev_type(p2p, msg.wps_attributes)) { 20308d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt /* No match with Requested Device Type */ 20311f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt p2p_parse_free(&msg); 203204949598a23f501be6eec21697465fd46a28840aDmitry Shmidt return P2P_PREQ_NOT_PROCESSED; 20338d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 20341f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt p2p_parse_free(&msg); 20358d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 203604949598a23f501be6eec21697465fd46a28840aDmitry Shmidt if (!p2p->cfg->send_probe_resp) { 203704949598a23f501be6eec21697465fd46a28840aDmitry Shmidt /* Response generated elsewhere */ 203804949598a23f501be6eec21697465fd46a28840aDmitry Shmidt return P2P_PREQ_NOT_PROCESSED; 203904949598a23f501be6eec21697465fd46a28840aDmitry Shmidt } 20408d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 2041b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt p2p_dbg(p2p, "Reply to P2P Probe Request in Listen state"); 20428d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 20438d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt /* 20448d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * We do not really have a specific BSS that this frame is advertising, 20458d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * so build a frame that has some information in valid format. This is 20468d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * really only used for discovery purposes, not to learn exact BSS 20478d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * parameters. 20488d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt */ 20498d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt ies = p2p_build_probe_resp_ies(p2p); 20508d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (ies == NULL) 205104949598a23f501be6eec21697465fd46a28840aDmitry Shmidt return P2P_PREQ_NOT_PROCESSED; 20528d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 20538d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt buf = wpabuf_alloc(200 + wpabuf_len(ies)); 20548d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (buf == NULL) { 20558d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpabuf_free(ies); 205604949598a23f501be6eec21697465fd46a28840aDmitry Shmidt return P2P_PREQ_NOT_PROCESSED; 20578d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 20588d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 20598d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt resp = NULL; 20608d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt resp = wpabuf_put(buf, resp->u.probe_resp.variable - (u8 *) resp); 20618d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 20628d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt resp->frame_control = host_to_le16((WLAN_FC_TYPE_MGMT << 2) | 20638d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt (WLAN_FC_STYPE_PROBE_RESP << 4)); 20648d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_memcpy(resp->da, addr, ETH_ALEN); 20658d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_memcpy(resp->sa, p2p->cfg->dev_addr, ETH_ALEN); 20668d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_memcpy(resp->bssid, p2p->cfg->dev_addr, ETH_ALEN); 20678d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt resp->u.probe_resp.beacon_int = host_to_le16(100); 20688d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt /* hardware or low-level driver will setup seq_ctrl and timestamp */ 20698d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt resp->u.probe_resp.capab_info = 20708d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt host_to_le16(WLAN_CAPABILITY_SHORT_PREAMBLE | 20718d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt WLAN_CAPABILITY_PRIVACY | 20728d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt WLAN_CAPABILITY_SHORT_SLOT_TIME); 20738d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 20748d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpabuf_put_u8(buf, WLAN_EID_SSID); 20758d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpabuf_put_u8(buf, P2P_WILDCARD_SSID_LEN); 20768d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpabuf_put_data(buf, P2P_WILDCARD_SSID, P2P_WILDCARD_SSID_LEN); 20778d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 20788d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpabuf_put_u8(buf, WLAN_EID_SUPP_RATES); 20798d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpabuf_put_u8(buf, 8); 20808d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpabuf_put_u8(buf, (60 / 5) | 0x80); 20818d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpabuf_put_u8(buf, 90 / 5); 20828d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpabuf_put_u8(buf, (120 / 5) | 0x80); 20838d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpabuf_put_u8(buf, 180 / 5); 20848d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpabuf_put_u8(buf, (240 / 5) | 0x80); 20858d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpabuf_put_u8(buf, 360 / 5); 20868d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpabuf_put_u8(buf, 480 / 5); 20878d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpabuf_put_u8(buf, 540 / 5); 20888d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 20898d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpabuf_put_u8(buf, WLAN_EID_DS_PARAMS); 20908d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpabuf_put_u8(buf, 1); 20918d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpabuf_put_u8(buf, p2p->cfg->channel); 20928d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 20938d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpabuf_put_buf(buf, ies); 20948d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpabuf_free(ies); 20958d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 20968d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->cfg->send_probe_resp(p2p->cfg->cb_ctx, buf); 20978d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 20988d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpabuf_free(buf); 209904949598a23f501be6eec21697465fd46a28840aDmitry Shmidt 210004949598a23f501be6eec21697465fd46a28840aDmitry Shmidt return P2P_PREQ_NOT_PROCESSED; 21018d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 21028d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 21038d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 210404949598a23f501be6eec21697465fd46a28840aDmitry Shmidtenum p2p_probe_req_status 210504949598a23f501be6eec21697465fd46a28840aDmitry Shmidtp2p_probe_req_rx(struct p2p_data *p2p, const u8 *addr, const u8 *dst, 210604949598a23f501be6eec21697465fd46a28840aDmitry Shmidt const u8 *bssid, const u8 *ie, size_t ie_len) 21078d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 210804949598a23f501be6eec21697465fd46a28840aDmitry Shmidt enum p2p_probe_req_status res; 210904949598a23f501be6eec21697465fd46a28840aDmitry Shmidt 21108d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_add_dev_from_probe_req(p2p, addr, ie, ie_len); 21118d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 211204949598a23f501be6eec21697465fd46a28840aDmitry Shmidt res = p2p_reply_probe(p2p, addr, dst, bssid, ie, ie_len); 21138d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 21148d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if ((p2p->state == P2P_CONNECT || p2p->state == P2P_CONNECT_LISTEN) && 21158d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->go_neg_peer && 21168d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_memcmp(addr, p2p->go_neg_peer->info.p2p_device_addr, ETH_ALEN) 21179cdf1b905fae57dea42506a1af67f6ece544b261Dmitry Shmidt == 0 && 21189cdf1b905fae57dea42506a1af67f6ece544b261Dmitry Shmidt !(p2p->go_neg_peer->flags & P2P_DEV_WAIT_GO_NEG_CONFIRM)) { 21198d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt /* Received a Probe Request from GO Negotiation peer */ 2120b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt p2p_dbg(p2p, "Found GO Negotiation peer - try to start GO negotiation from timeout"); 21219cdf1b905fae57dea42506a1af67f6ece544b261Dmitry Shmidt eloop_cancel_timeout(p2p_go_neg_start, p2p, NULL); 21228d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt eloop_register_timeout(0, 0, p2p_go_neg_start, p2p, NULL); 212304949598a23f501be6eec21697465fd46a28840aDmitry Shmidt return P2P_PREQ_PROCESSED; 21248d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 21258d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 21268d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if ((p2p->state == P2P_INVITE || p2p->state == P2P_INVITE_LISTEN) && 21278d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->invite_peer && 21283c4793790bf06f1fe08a2ddf604c9caa855151f1Dmitry Shmidt (p2p->invite_peer->flags & P2P_DEV_WAIT_INV_REQ_ACK) && 21298d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_memcmp(addr, p2p->invite_peer->info.p2p_device_addr, ETH_ALEN) 21308d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt == 0) { 21318d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt /* Received a Probe Request from Invite peer */ 2132b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt p2p_dbg(p2p, "Found Invite peer - try to start Invite from timeout"); 21338d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt eloop_register_timeout(0, 0, p2p_invite_start, p2p, NULL); 213404949598a23f501be6eec21697465fd46a28840aDmitry Shmidt return P2P_PREQ_PROCESSED; 21358d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 21368d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 213704949598a23f501be6eec21697465fd46a28840aDmitry Shmidt return res; 21388d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 21398d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 21408d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 21418d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtstatic int p2p_assoc_req_ie_wlan_ap(struct p2p_data *p2p, const u8 *bssid, 21428d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt u8 *buf, size_t len, struct wpabuf *p2p_ie) 21438d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 21448d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt struct wpabuf *tmp; 21458d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt u8 *lpos; 21468d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt size_t tmplen; 21478d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt int res; 21488d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt u8 group_capab; 21498d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 21508d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (p2p_ie == NULL) 21518d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return 0; /* WLAN AP is not a P2P manager */ 21528d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 21538d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt /* 21548d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * (Re)Association Request - P2P IE 21558d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * P2P Capability attribute (shall be present) 21568d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * P2P Interface attribute (present if concurrent device and 21578d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * P2P Management is enabled) 21588d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt */ 21598d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt tmp = wpabuf_alloc(200); 21608d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (tmp == NULL) 21618d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return -1; 21628d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 21638d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt lpos = p2p_buf_add_ie_hdr(tmp); 21648d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt group_capab = 0; 21658d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (p2p->num_groups > 0) { 21668d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt group_capab |= P2P_GROUP_CAPAB_GROUP_OWNER; 21678d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if ((p2p->dev_capab & P2P_DEV_CAPAB_CONCURRENT_OPER) && 21688d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt (p2p->dev_capab & P2P_DEV_CAPAB_INFRA_MANAGED) && 21698d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->cross_connect) 21708d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt group_capab |= P2P_GROUP_CAPAB_CROSS_CONN; 21718d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 21728d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_buf_add_capability(tmp, p2p->dev_capab, group_capab); 21738d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if ((p2p->dev_capab & P2P_DEV_CAPAB_CONCURRENT_OPER) && 21748d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt (p2p->dev_capab & P2P_DEV_CAPAB_INFRA_MANAGED)) 21758d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_buf_add_p2p_interface(tmp, p2p); 21768d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_buf_update_ie_hdr(tmp, lpos); 21778d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 21788d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt tmplen = wpabuf_len(tmp); 21798d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (tmplen > len) 21808d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt res = -1; 21818d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt else { 21828d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_memcpy(buf, wpabuf_head(tmp), tmplen); 21838d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt res = tmplen; 21848d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 21858d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpabuf_free(tmp); 21868d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 21878d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return res; 21888d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 21898d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 21908d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 21918d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtint p2p_assoc_req_ie(struct p2p_data *p2p, const u8 *bssid, u8 *buf, 21928d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt size_t len, int p2p_group, struct wpabuf *p2p_ie) 21938d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 21948d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt struct wpabuf *tmp; 21958d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt u8 *lpos; 21968d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt struct p2p_device *peer; 21978d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt size_t tmplen; 21988d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt int res; 219961d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt size_t extra = 0; 22008d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 22018d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (!p2p_group) 22028d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return p2p_assoc_req_ie_wlan_ap(p2p, bssid, buf, len, p2p_ie); 22038d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 220461d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt#ifdef CONFIG_WIFI_DISPLAY 220561d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt if (p2p->wfd_ie_assoc_req) 220661d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt extra = wpabuf_len(p2p->wfd_ie_assoc_req); 220761d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt#endif /* CONFIG_WIFI_DISPLAY */ 220861d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt 22098d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt /* 22108d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * (Re)Association Request - P2P IE 22118d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * P2P Capability attribute (shall be present) 22128d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * Extended Listen Timing (may be present) 22138d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * P2P Device Info attribute (shall be present) 22148d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt */ 221561d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt tmp = wpabuf_alloc(200 + extra); 22168d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (tmp == NULL) 22178d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return -1; 22188d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 221961d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt#ifdef CONFIG_WIFI_DISPLAY 222061d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt if (p2p->wfd_ie_assoc_req) 222161d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt wpabuf_put_buf(tmp, p2p->wfd_ie_assoc_req); 222261d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt#endif /* CONFIG_WIFI_DISPLAY */ 222361d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt 22248d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt peer = bssid ? p2p_get_device(p2p, bssid) : NULL; 22258d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 22268d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt lpos = p2p_buf_add_ie_hdr(tmp); 22278d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_buf_add_capability(tmp, p2p->dev_capab, 0); 22288d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (p2p->ext_listen_interval) 22298d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_buf_add_ext_listen_timing(tmp, p2p->ext_listen_period, 22308d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->ext_listen_interval); 22318d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_buf_add_device_info(tmp, p2p, peer); 22328d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_buf_update_ie_hdr(tmp, lpos); 22338d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 22348d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt tmplen = wpabuf_len(tmp); 22358d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (tmplen > len) 22368d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt res = -1; 22378d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt else { 22388d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_memcpy(buf, wpabuf_head(tmp), tmplen); 22398d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt res = tmplen; 22408d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 22418d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpabuf_free(tmp); 22428d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 22438d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return res; 22448d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 22458d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 22468d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 22478d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtint p2p_scan_result_text(const u8 *ies, size_t ies_len, char *buf, char *end) 22488d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 22498d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt struct wpabuf *p2p_ie; 22508d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt int ret; 22518d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 22528d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_ie = ieee802_11_vendor_ie_concat(ies, ies_len, P2P_IE_VENDOR_TYPE); 22538d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (p2p_ie == NULL) 22548d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return 0; 22558d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 22568d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt ret = p2p_attr_text(p2p_ie, buf, end); 22578d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpabuf_free(p2p_ie); 22588d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return ret; 22598d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 22608d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 22618d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 226204949598a23f501be6eec21697465fd46a28840aDmitry Shmidtint p2p_parse_dev_addr_in_p2p_ie(struct wpabuf *p2p_ie, u8 *dev_addr) 2263c5ec7f57ead87efa365800228aa0b09a12d9e6c4Dmitry Shmidt{ 2264c5ec7f57ead87efa365800228aa0b09a12d9e6c4Dmitry Shmidt struct p2p_message msg; 2265c5ec7f57ead87efa365800228aa0b09a12d9e6c4Dmitry Shmidt 2266c5ec7f57ead87efa365800228aa0b09a12d9e6c4Dmitry Shmidt os_memset(&msg, 0, sizeof(msg)); 226704949598a23f501be6eec21697465fd46a28840aDmitry Shmidt if (p2p_parse_p2p_ie(p2p_ie, &msg)) 2268c5ec7f57ead87efa365800228aa0b09a12d9e6c4Dmitry Shmidt return -1; 2269c5ec7f57ead87efa365800228aa0b09a12d9e6c4Dmitry Shmidt 227004949598a23f501be6eec21697465fd46a28840aDmitry Shmidt if (msg.p2p_device_addr) { 227104949598a23f501be6eec21697465fd46a28840aDmitry Shmidt os_memcpy(dev_addr, msg.p2p_device_addr, ETH_ALEN); 227204949598a23f501be6eec21697465fd46a28840aDmitry Shmidt return 0; 227304949598a23f501be6eec21697465fd46a28840aDmitry Shmidt } else if (msg.device_id) { 227404949598a23f501be6eec21697465fd46a28840aDmitry Shmidt os_memcpy(dev_addr, msg.device_id, ETH_ALEN); 227504949598a23f501be6eec21697465fd46a28840aDmitry Shmidt return 0; 2276c5ec7f57ead87efa365800228aa0b09a12d9e6c4Dmitry Shmidt } 227704949598a23f501be6eec21697465fd46a28840aDmitry Shmidt return -1; 227804949598a23f501be6eec21697465fd46a28840aDmitry Shmidt} 2279c5ec7f57ead87efa365800228aa0b09a12d9e6c4Dmitry Shmidt 228004949598a23f501be6eec21697465fd46a28840aDmitry Shmidt 228104949598a23f501be6eec21697465fd46a28840aDmitry Shmidtint p2p_parse_dev_addr(const u8 *ies, size_t ies_len, u8 *dev_addr) 228204949598a23f501be6eec21697465fd46a28840aDmitry Shmidt{ 228304949598a23f501be6eec21697465fd46a28840aDmitry Shmidt struct wpabuf *p2p_ie; 228404949598a23f501be6eec21697465fd46a28840aDmitry Shmidt int ret; 228504949598a23f501be6eec21697465fd46a28840aDmitry Shmidt 228604949598a23f501be6eec21697465fd46a28840aDmitry Shmidt p2p_ie = ieee802_11_vendor_ie_concat(ies, ies_len, 228704949598a23f501be6eec21697465fd46a28840aDmitry Shmidt P2P_IE_VENDOR_TYPE); 228804949598a23f501be6eec21697465fd46a28840aDmitry Shmidt if (p2p_ie == NULL) 228904949598a23f501be6eec21697465fd46a28840aDmitry Shmidt return -1; 229004949598a23f501be6eec21697465fd46a28840aDmitry Shmidt ret = p2p_parse_dev_addr_in_p2p_ie(p2p_ie, dev_addr); 2291c5ec7f57ead87efa365800228aa0b09a12d9e6c4Dmitry Shmidt wpabuf_free(p2p_ie); 229204949598a23f501be6eec21697465fd46a28840aDmitry Shmidt return ret; 2293c5ec7f57ead87efa365800228aa0b09a12d9e6c4Dmitry Shmidt} 2294c5ec7f57ead87efa365800228aa0b09a12d9e6c4Dmitry Shmidt 2295c5ec7f57ead87efa365800228aa0b09a12d9e6c4Dmitry Shmidt 22968d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtstatic void p2p_clear_go_neg(struct p2p_data *p2p) 22978d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 22988d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->go_neg_peer = NULL; 22998d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_clear_timeout(p2p); 23008d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_set_state(p2p, P2P_IDLE); 23018d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 23028d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 23038d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 23048d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtvoid p2p_wps_success_cb(struct p2p_data *p2p, const u8 *mac_addr) 23058d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 23068d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (p2p->go_neg_peer == NULL) { 2307b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt p2p_dbg(p2p, "No pending Group Formation - ignore WPS registration success notification"); 23088d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return; /* No pending Group Formation */ 23098d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 23108d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 23118d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (os_memcmp(mac_addr, p2p->go_neg_peer->intended_addr, ETH_ALEN) != 23128d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 0) { 2313b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt p2p_dbg(p2p, "Ignore WPS registration success notification for " 2314b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt MACSTR " (GO Negotiation peer " MACSTR ")", 23158d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt MAC2STR(mac_addr), 23168d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt MAC2STR(p2p->go_neg_peer->intended_addr)); 23178d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return; /* Ignore unexpected peer address */ 23188d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 23198d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 2320b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt p2p_dbg(p2p, "Group Formation completed successfully with " MACSTR, 23218d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt MAC2STR(mac_addr)); 23228d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 23238d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_clear_go_neg(p2p); 23248d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 23258d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 23268d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 23278d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtvoid p2p_group_formation_failed(struct p2p_data *p2p) 23288d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 23298d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (p2p->go_neg_peer == NULL) { 2330b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt p2p_dbg(p2p, "No pending Group Formation - ignore group formation failure notification"); 23318d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return; /* No pending Group Formation */ 23328d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 23338d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 2334b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt p2p_dbg(p2p, "Group Formation failed with " MACSTR, 23358d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt MAC2STR(p2p->go_neg_peer->intended_addr)); 23368d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 23378d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_clear_go_neg(p2p); 23388d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 23398d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 23408d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 23418d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtstruct p2p_data * p2p_init(const struct p2p_config *cfg) 23428d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 23438d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt struct p2p_data *p2p; 23448d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 23458d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (cfg->max_peers < 1) 23468d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return NULL; 23478d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 23488d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p = os_zalloc(sizeof(*p2p) + sizeof(*cfg)); 23498d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (p2p == NULL) 23508d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return NULL; 23518d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->cfg = (struct p2p_config *) (p2p + 1); 23528d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_memcpy(p2p->cfg, cfg, sizeof(*cfg)); 23538d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (cfg->dev_name) 23548d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->cfg->dev_name = os_strdup(cfg->dev_name); 23558d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (cfg->manufacturer) 23568d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->cfg->manufacturer = os_strdup(cfg->manufacturer); 23578d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (cfg->model_name) 23588d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->cfg->model_name = os_strdup(cfg->model_name); 23598d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (cfg->model_number) 23608d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->cfg->model_number = os_strdup(cfg->model_number); 23618d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (cfg->serial_number) 23628d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->cfg->serial_number = os_strdup(cfg->serial_number); 236304949598a23f501be6eec21697465fd46a28840aDmitry Shmidt if (cfg->pref_chan) { 236404949598a23f501be6eec21697465fd46a28840aDmitry Shmidt p2p->cfg->pref_chan = os_malloc(cfg->num_pref_chan * 236504949598a23f501be6eec21697465fd46a28840aDmitry Shmidt sizeof(struct p2p_channel)); 236604949598a23f501be6eec21697465fd46a28840aDmitry Shmidt if (p2p->cfg->pref_chan) { 236704949598a23f501be6eec21697465fd46a28840aDmitry Shmidt os_memcpy(p2p->cfg->pref_chan, cfg->pref_chan, 236804949598a23f501be6eec21697465fd46a28840aDmitry Shmidt cfg->num_pref_chan * 236904949598a23f501be6eec21697465fd46a28840aDmitry Shmidt sizeof(struct p2p_channel)); 237004949598a23f501be6eec21697465fd46a28840aDmitry Shmidt } else 237104949598a23f501be6eec21697465fd46a28840aDmitry Shmidt p2p->cfg->num_pref_chan = 0; 237204949598a23f501be6eec21697465fd46a28840aDmitry Shmidt } 237304949598a23f501be6eec21697465fd46a28840aDmitry Shmidt 23748d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->min_disc_int = 1; 23758d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->max_disc_int = 3; 2376d5e4923d04122f81300fa68fb07d64ede28fd44dDmitry Shmidt p2p->max_disc_tu = -1; 23778d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 23788d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_get_random(&p2p->next_tie_breaker, 1); 23798d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->next_tie_breaker &= 0x01; 23808d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (cfg->sd_request) 23818d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->dev_capab |= P2P_DEV_CAPAB_SERVICE_DISCOVERY; 23828d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->dev_capab |= P2P_DEV_CAPAB_INVITATION_PROCEDURE; 23838d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (cfg->concurrent_operations) 23848d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->dev_capab |= P2P_DEV_CAPAB_CONCURRENT_OPER; 23858d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->dev_capab |= P2P_DEV_CAPAB_CLIENT_DISCOVERABILITY; 23868d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 23878d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt dl_list_init(&p2p->devices); 23888d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 23898d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt eloop_register_timeout(P2P_PEER_EXPIRATION_INTERVAL, 0, 23908d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_expiration_timeout, p2p, NULL); 23918d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 239261d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt p2p->go_timeout = 100; 239361d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt p2p->client_timeout = 20; 239461d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt 239568d0e3ed07847339aedfac8e02f50db68c702e52Dmitry Shmidt p2p_dbg(p2p, "initialized"); 239668d0e3ed07847339aedfac8e02f50db68c702e52Dmitry Shmidt p2p_channels_dump(p2p, "channels", &p2p->cfg->channels); 239768d0e3ed07847339aedfac8e02f50db68c702e52Dmitry Shmidt p2p_channels_dump(p2p, "cli_channels", &p2p->cfg->cli_channels); 239868d0e3ed07847339aedfac8e02f50db68c702e52Dmitry Shmidt 23998d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return p2p; 24008d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 24018d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 24028d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 24038d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtvoid p2p_deinit(struct p2p_data *p2p) 24048d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 240561d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt#ifdef CONFIG_WIFI_DISPLAY 240661d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt wpabuf_free(p2p->wfd_ie_beacon); 240761d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt wpabuf_free(p2p->wfd_ie_probe_req); 240861d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt wpabuf_free(p2p->wfd_ie_probe_resp); 240961d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt wpabuf_free(p2p->wfd_ie_assoc_req); 241061d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt wpabuf_free(p2p->wfd_ie_invitation); 241161d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt wpabuf_free(p2p->wfd_ie_prov_disc_req); 241261d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt wpabuf_free(p2p->wfd_ie_prov_disc_resp); 241361d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt wpabuf_free(p2p->wfd_ie_go_neg); 241461d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt wpabuf_free(p2p->wfd_dev_info); 241561d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt wpabuf_free(p2p->wfd_assoc_bssid); 241661d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt wpabuf_free(p2p->wfd_coupled_sink_info); 241761d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt#endif /* CONFIG_WIFI_DISPLAY */ 241861d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt 24198d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt eloop_cancel_timeout(p2p_expiration_timeout, p2p, NULL); 24208d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt eloop_cancel_timeout(p2p_ext_listen_timeout, p2p, NULL); 24218d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt eloop_cancel_timeout(p2p_scan_timeout, p2p, NULL); 24229cdf1b905fae57dea42506a1af67f6ece544b261Dmitry Shmidt eloop_cancel_timeout(p2p_go_neg_start, p2p, NULL); 24238d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_flush(p2p); 24248d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_free_req_dev_types(p2p); 24258d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_free(p2p->cfg->dev_name); 24268d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_free(p2p->cfg->manufacturer); 24278d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_free(p2p->cfg->model_name); 24288d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_free(p2p->cfg->model_number); 24298d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_free(p2p->cfg->serial_number); 243004949598a23f501be6eec21697465fd46a28840aDmitry Shmidt os_free(p2p->cfg->pref_chan); 24318d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_free(p2p->groups); 24328d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpabuf_free(p2p->sd_resp); 24338d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_free(p2p->after_scan_tx); 24348d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_remove_wps_vendor_extensions(p2p); 243568d0e3ed07847339aedfac8e02f50db68c702e52Dmitry Shmidt os_free(p2p->no_go_freq.range); 24368d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_free(p2p); 24378d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 24388d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 24398d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 24408d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtvoid p2p_flush(struct p2p_data *p2p) 24418d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 24428d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt struct p2p_device *dev, *prev; 244304949598a23f501be6eec21697465fd46a28840aDmitry Shmidt p2p_stop_find(p2p); 24448d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt dl_list_for_each_safe(dev, prev, &p2p->devices, struct p2p_device, 24458d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt list) { 24468d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt dl_list_del(&dev->list); 24478d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_device_free(p2p, dev); 24488d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 24498d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_free_sd_queries(p2p); 24508d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_free(p2p->after_scan_tx); 24518d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->after_scan_tx = NULL; 24528d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 24538d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 24548d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 24558d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtint p2p_unauthorize(struct p2p_data *p2p, const u8 *addr) 24568d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 24578d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt struct p2p_device *dev; 24588d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 24598d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt dev = p2p_get_device(p2p, addr); 24608d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (dev == NULL) 24618d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return -1; 24628d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 2463b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt p2p_dbg(p2p, "Unauthorizing " MACSTR, MAC2STR(addr)); 24648d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 24658d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (p2p->go_neg_peer == dev) 24668d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->go_neg_peer = NULL; 24678d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 24688d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt dev->wps_method = WPS_NOT_READY; 2469cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt dev->oob_pw_id = 0; 24708d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt dev->flags &= ~P2P_DEV_WAIT_GO_NEG_RESPONSE; 24718d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt dev->flags &= ~P2P_DEV_WAIT_GO_NEG_CONFIRM; 24728d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 24738d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt /* Check if after_scan_tx is for this peer. If so free it */ 24748d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (p2p->after_scan_tx && 24758d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_memcmp(addr, p2p->after_scan_tx->dst, ETH_ALEN) == 0) { 24768d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_free(p2p->after_scan_tx); 24778d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->after_scan_tx = NULL; 24788d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 24798d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 24808d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return 0; 24818d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 24828d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 24838d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 24848d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtint p2p_set_dev_name(struct p2p_data *p2p, const char *dev_name) 24858d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 24868d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_free(p2p->cfg->dev_name); 24878d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (dev_name) { 24888d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->cfg->dev_name = os_strdup(dev_name); 24898d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (p2p->cfg->dev_name == NULL) 24908d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return -1; 24918d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } else 24928d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->cfg->dev_name = NULL; 24938d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return 0; 24948d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 24958d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 24968d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 24978d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtint p2p_set_manufacturer(struct p2p_data *p2p, const char *manufacturer) 24988d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 24998d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_free(p2p->cfg->manufacturer); 25008d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->cfg->manufacturer = NULL; 25018d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (manufacturer) { 25028d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->cfg->manufacturer = os_strdup(manufacturer); 25038d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (p2p->cfg->manufacturer == NULL) 25048d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return -1; 25058d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 25068d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 25078d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return 0; 25088d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 25098d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 25108d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 25118d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtint p2p_set_model_name(struct p2p_data *p2p, const char *model_name) 25128d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 25138d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_free(p2p->cfg->model_name); 25148d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->cfg->model_name = NULL; 25158d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (model_name) { 25168d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->cfg->model_name = os_strdup(model_name); 25178d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (p2p->cfg->model_name == NULL) 25188d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return -1; 25198d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 25208d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 25218d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return 0; 25228d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 25238d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 25248d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 25258d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtint p2p_set_model_number(struct p2p_data *p2p, const char *model_number) 25268d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 25278d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_free(p2p->cfg->model_number); 25288d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->cfg->model_number = NULL; 25298d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (model_number) { 25308d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->cfg->model_number = os_strdup(model_number); 25318d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (p2p->cfg->model_number == NULL) 25328d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return -1; 25338d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 25348d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 25358d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return 0; 25368d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 25378d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 25388d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 25398d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtint p2p_set_serial_number(struct p2p_data *p2p, const char *serial_number) 25408d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 25418d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_free(p2p->cfg->serial_number); 25428d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->cfg->serial_number = NULL; 25438d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (serial_number) { 25448d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->cfg->serial_number = os_strdup(serial_number); 25458d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (p2p->cfg->serial_number == NULL) 25468d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return -1; 25478d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 25488d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 25498d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return 0; 25508d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 25518d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 25528d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 25538d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtvoid p2p_set_config_methods(struct p2p_data *p2p, u16 config_methods) 25548d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 25558d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->cfg->config_methods = config_methods; 25568d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 25578d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 25588d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 25598d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtvoid p2p_set_uuid(struct p2p_data *p2p, const u8 *uuid) 25608d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 25618d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_memcpy(p2p->cfg->uuid, uuid, 16); 25628d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 25638d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 25648d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 25658d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtint p2p_set_pri_dev_type(struct p2p_data *p2p, const u8 *pri_dev_type) 25668d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 25678d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_memcpy(p2p->cfg->pri_dev_type, pri_dev_type, 8); 25688d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return 0; 25698d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 25708d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 25718d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 25728d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtint p2p_set_sec_dev_types(struct p2p_data *p2p, const u8 dev_types[][8], 25738d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt size_t num_dev_types) 25748d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 25758d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (num_dev_types > P2P_SEC_DEVICE_TYPES) 25768d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt num_dev_types = P2P_SEC_DEVICE_TYPES; 25778d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->cfg->num_sec_dev_types = num_dev_types; 25788d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_memcpy(p2p->cfg->sec_dev_type, dev_types, num_dev_types * 8); 25798d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return 0; 25808d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 25818d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 25828d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 25838d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtvoid p2p_remove_wps_vendor_extensions(struct p2p_data *p2p) 25848d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 25858d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt int i; 25868d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 25878d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt for (i = 0; i < P2P_MAX_WPS_VENDOR_EXT; i++) { 25888d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpabuf_free(p2p->wps_vendor_ext[i]); 25898d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->wps_vendor_ext[i] = NULL; 25908d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 25918d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 25928d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 25938d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 25948d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtint p2p_add_wps_vendor_extension(struct p2p_data *p2p, 25958d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt const struct wpabuf *vendor_ext) 25968d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 25978d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt int i; 25988d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 25998d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (vendor_ext == NULL) 26008d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return -1; 26018d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 26028d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt for (i = 0; i < P2P_MAX_WPS_VENDOR_EXT; i++) { 26038d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (p2p->wps_vendor_ext[i] == NULL) 26048d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt break; 26058d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 26068d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (i >= P2P_MAX_WPS_VENDOR_EXT) 26078d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return -1; 26088d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 26098d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->wps_vendor_ext[i] = wpabuf_dup(vendor_ext); 26108d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (p2p->wps_vendor_ext[i] == NULL) 26118d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return -1; 26128d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 26138d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return 0; 26148d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 26158d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 26168d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 26178d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtint p2p_set_country(struct p2p_data *p2p, const char *country) 26188d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 26198d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_memcpy(p2p->cfg->country, country, 3); 26208d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return 0; 26218d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 26228d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 26238d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 26248d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtvoid p2p_continue_find(struct p2p_data *p2p) 26258d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 26268d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt struct p2p_device *dev; 26278d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_set_state(p2p, P2P_SEARCH); 26288d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt dl_list_for_each(dev, &p2p->devices, struct p2p_device, list) { 26298d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (dev->flags & P2P_DEV_SD_SCHEDULE) { 26308d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (p2p_start_sd(p2p, dev) == 0) 26318d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return; 26328d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt else 26338d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt break; 26348d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } else if (dev->req_config_methods && 26358d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt !(dev->flags & P2P_DEV_PD_FOR_JOIN)) { 2636b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt p2p_dbg(p2p, "Send pending Provision Discovery Request to " 26378d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt MACSTR " (config methods 0x%x)", 26388d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt MAC2STR(dev->info.p2p_device_addr), 26398d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt dev->req_config_methods); 26401f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt if (p2p_send_prov_disc_req(p2p, dev, 0, 0) == 0) 26418d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return; 26428d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 26438d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 26448d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 2645d5e4923d04122f81300fa68fb07d64ede28fd44dDmitry Shmidt p2p_listen_in_find(p2p, 1); 26468d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 26478d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 26488d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 26498d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtstatic void p2p_sd_cb(struct p2p_data *p2p, int success) 26508d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 2651b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt p2p_dbg(p2p, "Service Discovery Query TX callback: success=%d", 26528d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt success); 26538d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->pending_action_state = P2P_NO_PENDING_ACTION; 26548d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 26558d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (!success) { 26568d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (p2p->sd_peer) { 26578d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->sd_peer->flags &= ~P2P_DEV_SD_SCHEDULE; 26588d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->sd_peer = NULL; 26598d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 26608d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_continue_find(p2p); 26618d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return; 26628d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 26638d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 26648d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (p2p->sd_peer == NULL) { 2665b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt p2p_dbg(p2p, "No SD peer entry known"); 26668d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_continue_find(p2p); 26678d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return; 26688d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 26698d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 26708d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt /* Wait for response from the peer */ 26718d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_set_state(p2p, P2P_SD_DURING_FIND); 26728d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_set_timeout(p2p, 0, 200000); 26738d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 26748d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 267575ecf5267604f166b85a7ee2cf0d9cb682966680Jouni Malinen 267675ecf5267604f166b85a7ee2cf0d9cb682966680Jouni Malinen/** 267775ecf5267604f166b85a7ee2cf0d9cb682966680Jouni Malinen * p2p_retry_pd - Retry any pending provision disc requests in IDLE state 267875ecf5267604f166b85a7ee2cf0d9cb682966680Jouni Malinen * @p2p: P2P module context from p2p_init() 267975ecf5267604f166b85a7ee2cf0d9cb682966680Jouni Malinen */ 26801f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidtstatic void p2p_retry_pd(struct p2p_data *p2p) 268175ecf5267604f166b85a7ee2cf0d9cb682966680Jouni Malinen{ 268275ecf5267604f166b85a7ee2cf0d9cb682966680Jouni Malinen struct p2p_device *dev; 268375ecf5267604f166b85a7ee2cf0d9cb682966680Jouni Malinen 268475ecf5267604f166b85a7ee2cf0d9cb682966680Jouni Malinen if (p2p->state != P2P_IDLE) 268575ecf5267604f166b85a7ee2cf0d9cb682966680Jouni Malinen return; 268675ecf5267604f166b85a7ee2cf0d9cb682966680Jouni Malinen 268775ecf5267604f166b85a7ee2cf0d9cb682966680Jouni Malinen /* 268875ecf5267604f166b85a7ee2cf0d9cb682966680Jouni Malinen * Retry the prov disc req attempt only for the peer that the user had 2689d5e4923d04122f81300fa68fb07d64ede28fd44dDmitry Shmidt * requested. 269075ecf5267604f166b85a7ee2cf0d9cb682966680Jouni Malinen */ 269175ecf5267604f166b85a7ee2cf0d9cb682966680Jouni Malinen 269275ecf5267604f166b85a7ee2cf0d9cb682966680Jouni Malinen dl_list_for_each(dev, &p2p->devices, struct p2p_device, list) { 269375ecf5267604f166b85a7ee2cf0d9cb682966680Jouni Malinen if (os_memcmp(p2p->pending_pd_devaddr, 269475ecf5267604f166b85a7ee2cf0d9cb682966680Jouni Malinen dev->info.p2p_device_addr, ETH_ALEN) != 0) 269575ecf5267604f166b85a7ee2cf0d9cb682966680Jouni Malinen continue; 269675ecf5267604f166b85a7ee2cf0d9cb682966680Jouni Malinen if (!dev->req_config_methods) 269775ecf5267604f166b85a7ee2cf0d9cb682966680Jouni Malinen continue; 269875ecf5267604f166b85a7ee2cf0d9cb682966680Jouni Malinen 2699b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt p2p_dbg(p2p, "Send pending Provision Discovery Request to " 270075ecf5267604f166b85a7ee2cf0d9cb682966680Jouni Malinen MACSTR " (config methods 0x%x)", 270175ecf5267604f166b85a7ee2cf0d9cb682966680Jouni Malinen MAC2STR(dev->info.p2p_device_addr), 270275ecf5267604f166b85a7ee2cf0d9cb682966680Jouni Malinen dev->req_config_methods); 2703d5e4923d04122f81300fa68fb07d64ede28fd44dDmitry Shmidt p2p_send_prov_disc_req(p2p, dev, 2704051af73b8f8014eff33330aead0f36944b3403e6Dmitry Shmidt dev->flags & P2P_DEV_PD_FOR_JOIN, 2705051af73b8f8014eff33330aead0f36944b3403e6Dmitry Shmidt p2p->pd_force_freq); 270675ecf5267604f166b85a7ee2cf0d9cb682966680Jouni Malinen return; 270775ecf5267604f166b85a7ee2cf0d9cb682966680Jouni Malinen } 270875ecf5267604f166b85a7ee2cf0d9cb682966680Jouni Malinen} 270975ecf5267604f166b85a7ee2cf0d9cb682966680Jouni Malinen 271075ecf5267604f166b85a7ee2cf0d9cb682966680Jouni Malinen 27118d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtstatic void p2p_prov_disc_cb(struct p2p_data *p2p, int success) 27128d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 2713b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt p2p_dbg(p2p, "Provision Discovery Request TX callback: success=%d", 27148d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt success); 271575ecf5267604f166b85a7ee2cf0d9cb682966680Jouni Malinen 271675ecf5267604f166b85a7ee2cf0d9cb682966680Jouni Malinen /* 271775ecf5267604f166b85a7ee2cf0d9cb682966680Jouni Malinen * Postpone resetting the pending action state till after we actually 271875ecf5267604f166b85a7ee2cf0d9cb682966680Jouni Malinen * time out. This allows us to take some action like notifying any 271975ecf5267604f166b85a7ee2cf0d9cb682966680Jouni Malinen * interested parties about no response to the request. 272075ecf5267604f166b85a7ee2cf0d9cb682966680Jouni Malinen * 272175ecf5267604f166b85a7ee2cf0d9cb682966680Jouni Malinen * When the timer (below) goes off we check in IDLE, SEARCH, or 272275ecf5267604f166b85a7ee2cf0d9cb682966680Jouni Malinen * LISTEN_ONLY state, which are the only allowed states to issue a PD 272375ecf5267604f166b85a7ee2cf0d9cb682966680Jouni Malinen * requests in, if this was still pending and then raise notification. 272475ecf5267604f166b85a7ee2cf0d9cb682966680Jouni Malinen */ 27258d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 27268d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (!success) { 272775ecf5267604f166b85a7ee2cf0d9cb682966680Jouni Malinen p2p->pending_action_state = P2P_NO_PENDING_ACTION; 272875ecf5267604f166b85a7ee2cf0d9cb682966680Jouni Malinen 272961d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt if (p2p->user_initiated_pd && 273061d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt (p2p->state == P2P_SEARCH || p2p->state == P2P_LISTEN_ONLY)) 273161d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt { 273261d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt /* Retry request from timeout to avoid busy loops */ 273361d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt p2p->pending_action_state = P2P_PENDING_PD; 273461d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt p2p_set_timeout(p2p, 0, 50000); 273561d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt } else if (p2p->state != P2P_IDLE) 27368d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_continue_find(p2p); 273775ecf5267604f166b85a7ee2cf0d9cb682966680Jouni Malinen else if (p2p->user_initiated_pd) { 273875ecf5267604f166b85a7ee2cf0d9cb682966680Jouni Malinen p2p->pending_action_state = P2P_PENDING_PD; 273975ecf5267604f166b85a7ee2cf0d9cb682966680Jouni Malinen p2p_set_timeout(p2p, 0, 300000); 274075ecf5267604f166b85a7ee2cf0d9cb682966680Jouni Malinen } 27418d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return; 27428d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 27438d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 274475ecf5267604f166b85a7ee2cf0d9cb682966680Jouni Malinen /* 274575ecf5267604f166b85a7ee2cf0d9cb682966680Jouni Malinen * This postponing, of resetting pending_action_state, needs to be 274675ecf5267604f166b85a7ee2cf0d9cb682966680Jouni Malinen * done only for user initiated PD requests and not internal ones. 274775ecf5267604f166b85a7ee2cf0d9cb682966680Jouni Malinen */ 274875ecf5267604f166b85a7ee2cf0d9cb682966680Jouni Malinen if (p2p->user_initiated_pd) 274975ecf5267604f166b85a7ee2cf0d9cb682966680Jouni Malinen p2p->pending_action_state = P2P_PENDING_PD; 275075ecf5267604f166b85a7ee2cf0d9cb682966680Jouni Malinen else 275175ecf5267604f166b85a7ee2cf0d9cb682966680Jouni Malinen p2p->pending_action_state = P2P_NO_PENDING_ACTION; 275275ecf5267604f166b85a7ee2cf0d9cb682966680Jouni Malinen 27538d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt /* Wait for response from the peer */ 27548d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (p2p->state == P2P_SEARCH) 27558d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_set_state(p2p, P2P_PD_DURING_FIND); 27568d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_set_timeout(p2p, 0, 200000); 27578d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 27588d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 27598d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 27608d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtint p2p_scan_res_handler(struct p2p_data *p2p, const u8 *bssid, int freq, 2761fb79edc9df1f20461e90e478363d207348213d35Dmitry Shmidt struct os_reltime *rx_time, int level, const u8 *ies, 2762a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt size_t ies_len) 27638d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 2764fb79edc9df1f20461e90e478363d207348213d35Dmitry Shmidt if (os_reltime_before(rx_time, &p2p->find_start)) { 2765f86232838cf712377867cb42417c1613ab5dc425Dmitry Shmidt /* 2766f86232838cf712377867cb42417c1613ab5dc425Dmitry Shmidt * The driver may have cached (e.g., in cfg80211 BSS table) the 2767f86232838cf712377867cb42417c1613ab5dc425Dmitry Shmidt * scan results for relatively long time. To avoid reporting 2768f86232838cf712377867cb42417c1613ab5dc425Dmitry Shmidt * stale information, update P2P peers only based on results 2769f86232838cf712377867cb42417c1613ab5dc425Dmitry Shmidt * that have based on frames received after the last p2p_find 2770f86232838cf712377867cb42417c1613ab5dc425Dmitry Shmidt * operation was started. 2771f86232838cf712377867cb42417c1613ab5dc425Dmitry Shmidt */ 2772b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt p2p_dbg(p2p, "Ignore old scan result for " MACSTR 2773b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt " (rx_time=%u.%06u)", 2774f86232838cf712377867cb42417c1613ab5dc425Dmitry Shmidt MAC2STR(bssid), (unsigned int) rx_time->sec, 2775f86232838cf712377867cb42417c1613ab5dc425Dmitry Shmidt (unsigned int) rx_time->usec); 2776f86232838cf712377867cb42417c1613ab5dc425Dmitry Shmidt return 0; 2777f86232838cf712377867cb42417c1613ab5dc425Dmitry Shmidt } 2778f86232838cf712377867cb42417c1613ab5dc425Dmitry Shmidt 2779f86232838cf712377867cb42417c1613ab5dc425Dmitry Shmidt p2p_add_device(p2p, bssid, freq, rx_time, level, ies, ies_len, 1); 27808d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 27818d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return 0; 27828d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 27838d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 27848d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 27858d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtvoid p2p_scan_res_handled(struct p2p_data *p2p) 27868d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 27878d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (!p2p->p2p_scan_running) { 2788b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt p2p_dbg(p2p, "p2p_scan was not running, but scan results received"); 27898d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 27908d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->p2p_scan_running = 0; 27918d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt eloop_cancel_timeout(p2p_scan_timeout, p2p, NULL); 27928d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 27938d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (p2p_run_after_scan(p2p)) 27948d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return; 27958d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (p2p->state == P2P_SEARCH) 27968d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_continue_find(p2p); 27978d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 27988d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 27998d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 2800c5ec7f57ead87efa365800228aa0b09a12d9e6c4Dmitry Shmidtvoid p2p_scan_ie(struct p2p_data *p2p, struct wpabuf *ies, const u8 *dev_id) 28018d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 280261d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt u8 *len; 280361d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt 280461d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt#ifdef CONFIG_WIFI_DISPLAY 280561d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt if (p2p->wfd_ie_probe_req) 280661d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt wpabuf_put_buf(ies, p2p->wfd_ie_probe_req); 280761d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt#endif /* CONFIG_WIFI_DISPLAY */ 280861d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt 280961d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt len = p2p_buf_add_ie_hdr(ies); 281004949598a23f501be6eec21697465fd46a28840aDmitry Shmidt p2p_buf_add_capability(ies, p2p->dev_capab & 281104949598a23f501be6eec21697465fd46a28840aDmitry Shmidt ~P2P_DEV_CAPAB_CLIENT_DISCOVERABILITY, 0); 2812c5ec7f57ead87efa365800228aa0b09a12d9e6c4Dmitry Shmidt if (dev_id) 2813c5ec7f57ead87efa365800228aa0b09a12d9e6c4Dmitry Shmidt p2p_buf_add_device_id(ies, dev_id); 28148d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (p2p->cfg->reg_class && p2p->cfg->channel) 28158d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_buf_add_listen_channel(ies, p2p->cfg->country, 28168d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->cfg->reg_class, 28178d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->cfg->channel); 28188d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (p2p->ext_listen_interval) 28198d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_buf_add_ext_listen_timing(ies, p2p->ext_listen_period, 28208d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->ext_listen_interval); 28218d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt /* TODO: p2p_buf_add_operating_channel() if GO */ 28228d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_buf_update_ie_hdr(ies, len); 28238d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 28248d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 28258d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 28261f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidtsize_t p2p_scan_ie_buf_len(struct p2p_data *p2p) 28271f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt{ 282861d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt size_t len = 100; 282961d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt 283061d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt#ifdef CONFIG_WIFI_DISPLAY 283161d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt if (p2p && p2p->wfd_ie_probe_req) 283261d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt len += wpabuf_len(p2p->wfd_ie_probe_req); 283361d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt#endif /* CONFIG_WIFI_DISPLAY */ 283461d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt 283561d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt return len; 28361f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt} 28371f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt 28381f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt 28398d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtint p2p_ie_text(struct wpabuf *p2p_ie, char *buf, char *end) 28408d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 28418d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return p2p_attr_text(p2p_ie, buf, end); 28428d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 28438d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 28448d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 28458d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtstatic void p2p_go_neg_req_cb(struct p2p_data *p2p, int success) 28468d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 28478d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt struct p2p_device *dev = p2p->go_neg_peer; 28488c65289885e84727226d81b3d32856f79c31ee5fDmitry Shmidt int timeout; 28498d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 2850b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt p2p_dbg(p2p, "GO Negotiation Request TX callback: success=%d", success); 28518d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 28528d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (dev == NULL) { 2853b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt p2p_dbg(p2p, "No pending GO Negotiation"); 28548d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return; 28558d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 28568d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 28578d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (success) { 28588d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (dev->flags & P2P_DEV_USER_REJECTED) { 28598d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_set_state(p2p, P2P_IDLE); 28608d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return; 28618d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 286204949598a23f501be6eec21697465fd46a28840aDmitry Shmidt } else if (dev->go_neg_req_sent) { 286304949598a23f501be6eec21697465fd46a28840aDmitry Shmidt /* Cancel the increment from p2p_connect_send() on failure */ 286498f9e76624da6bb96edc1982c423e4a119c5170aDmitry Shmidt dev->go_neg_req_sent--; 286598f9e76624da6bb96edc1982c423e4a119c5170aDmitry Shmidt } 28668d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 28678d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (!success && 28688d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt (dev->info.dev_capab & P2P_DEV_CAPAB_CLIENT_DISCOVERABILITY) && 28698d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt !is_zero_ether_addr(dev->member_in_go_dev)) { 2870b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt p2p_dbg(p2p, "Peer " MACSTR " did not acknowledge request - try to use device discoverability through its GO", 28718d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt MAC2STR(dev->info.p2p_device_addr)); 28728d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->cfg->send_action_done(p2p->cfg->cb_ctx); 28738d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_send_dev_disc_req(p2p, dev); 28748d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return; 28758d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 28768d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 28778d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt /* 28788d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * Use P2P find, if needed, to find the other device from its listen 28798d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * channel. 28808d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt */ 28818d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_set_state(p2p, P2P_CONNECT); 28828c65289885e84727226d81b3d32856f79c31ee5fDmitry Shmidt timeout = success ? 500000 : 100000; 28838c65289885e84727226d81b3d32856f79c31ee5fDmitry Shmidt if (!success && p2p->go_neg_peer && 28848c65289885e84727226d81b3d32856f79c31ee5fDmitry Shmidt (p2p->go_neg_peer->flags & P2P_DEV_PEER_WAITING_RESPONSE)) { 28858c65289885e84727226d81b3d32856f79c31ee5fDmitry Shmidt unsigned int r; 28868c65289885e84727226d81b3d32856f79c31ee5fDmitry Shmidt /* 28878c65289885e84727226d81b3d32856f79c31ee5fDmitry Shmidt * Peer is expected to wait our response and we will skip the 28888c65289885e84727226d81b3d32856f79c31ee5fDmitry Shmidt * listen phase. Add some randomness to the wait time here to 28898c65289885e84727226d81b3d32856f79c31ee5fDmitry Shmidt * make it less likely to hit cases where we could end up in 28908c65289885e84727226d81b3d32856f79c31ee5fDmitry Shmidt * sync with peer not listening. 28918c65289885e84727226d81b3d32856f79c31ee5fDmitry Shmidt */ 28928c65289885e84727226d81b3d32856f79c31ee5fDmitry Shmidt os_get_random((u8 *) &r, sizeof(r)); 28938c65289885e84727226d81b3d32856f79c31ee5fDmitry Shmidt timeout += r % 100000; 28948c65289885e84727226d81b3d32856f79c31ee5fDmitry Shmidt } 28958c65289885e84727226d81b3d32856f79c31ee5fDmitry Shmidt p2p_set_timeout(p2p, 0, timeout); 28968d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 28978d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 28988d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 28998d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtstatic void p2p_go_neg_resp_cb(struct p2p_data *p2p, int success) 29008d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 2901b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt p2p_dbg(p2p, "GO Negotiation Response TX callback: success=%d", 29028d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt success); 29038d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (!p2p->go_neg_peer && p2p->state == P2P_PROVISIONING) { 2904b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt p2p_dbg(p2p, "Ignore TX callback event - GO Negotiation is not running anymore"); 29058d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return; 29068d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 29078d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_set_state(p2p, P2P_CONNECT); 29088c65289885e84727226d81b3d32856f79c31ee5fDmitry Shmidt p2p_set_timeout(p2p, 0, 500000); 29098d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 29108d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 29118d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 29124b06059785b935dd1f4f09314e4e12c417d2c6a4Dmitry Shmidtstatic void p2p_go_neg_resp_failure_cb(struct p2p_data *p2p, int success, 29134b06059785b935dd1f4f09314e4e12c417d2c6a4Dmitry Shmidt const u8 *addr) 29148d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 2915b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt p2p_dbg(p2p, "GO Negotiation Response (failure) TX callback: success=%d", success); 29168d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (p2p->go_neg_peer && p2p->go_neg_peer->status != P2P_SC_SUCCESS) { 29178d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_go_neg_failed(p2p, p2p->go_neg_peer, 29188d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->go_neg_peer->status); 29194b06059785b935dd1f4f09314e4e12c417d2c6a4Dmitry Shmidt } else if (success) { 29204b06059785b935dd1f4f09314e4e12c417d2c6a4Dmitry Shmidt struct p2p_device *dev; 29214b06059785b935dd1f4f09314e4e12c417d2c6a4Dmitry Shmidt dev = p2p_get_device(p2p, addr); 29224b06059785b935dd1f4f09314e4e12c417d2c6a4Dmitry Shmidt if (dev && 29234b06059785b935dd1f4f09314e4e12c417d2c6a4Dmitry Shmidt dev->status == P2P_SC_FAIL_INFO_CURRENTLY_UNAVAILABLE) 29244b06059785b935dd1f4f09314e4e12c417d2c6a4Dmitry Shmidt dev->flags |= P2P_DEV_PEER_WAITING_RESPONSE; 29258d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 29268d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 29278d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 29288d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 29298d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtstatic void p2p_go_neg_conf_cb(struct p2p_data *p2p, 29308d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt enum p2p_send_action_result result) 29318d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 29328d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt struct p2p_device *dev; 29338d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 2934b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt p2p_dbg(p2p, "GO Negotiation Confirm TX callback: result=%d", result); 29358d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->cfg->send_action_done(p2p->cfg->cb_ctx); 29368d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (result == P2P_SEND_ACTION_FAILED) { 29378d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_go_neg_failed(p2p, p2p->go_neg_peer, -1); 29388d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return; 29398d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 29408d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (result == P2P_SEND_ACTION_NO_ACK) { 29418d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt /* 29428d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * It looks like the TX status for GO Negotiation Confirm is 29438d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * often showing failure even when the peer has actually 29448d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * received the frame. Since the peer may change channels 29458d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * immediately after having received the frame, we may not see 29468d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * an Ack for retries, so just dropping a single frame may 29478d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * trigger this. To allow the group formation to succeed if the 29488d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * peer did indeed receive the frame, continue regardless of 29498d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * the TX status. 29508d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt */ 2951b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt p2p_dbg(p2p, "Assume GO Negotiation Confirm TX was actually received by the peer even though Ack was not reported"); 29528d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 29538d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 29548d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt dev = p2p->go_neg_peer; 29558d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (dev == NULL) 29568d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return; 29578d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 29588d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_go_complete(p2p, dev); 29598d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 29608d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 29618d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 29628d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtvoid p2p_send_action_cb(struct p2p_data *p2p, unsigned int freq, const u8 *dst, 29638d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt const u8 *src, const u8 *bssid, 29648d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt enum p2p_send_action_result result) 29658d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 29668d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt enum p2p_pending_action_state state; 29678d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt int success; 29688d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 2969b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt p2p_dbg(p2p, "Action frame TX callback (state=%d freq=%u dst=" MACSTR 29708d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt " src=" MACSTR " bssid=" MACSTR " result=%d", 29718d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->pending_action_state, freq, MAC2STR(dst), MAC2STR(src), 29728d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt MAC2STR(bssid), result); 29738d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt success = result == P2P_SEND_ACTION_SUCCESS; 29748d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt state = p2p->pending_action_state; 29758d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->pending_action_state = P2P_NO_PENDING_ACTION; 29768d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt switch (state) { 29778d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt case P2P_NO_PENDING_ACTION: 29788da800a193fb6f8832218715f82a7b4e2d2ad338Dmitry Shmidt if (p2p->after_scan_tx_in_progress) { 29798da800a193fb6f8832218715f82a7b4e2d2ad338Dmitry Shmidt p2p->after_scan_tx_in_progress = 0; 29808da800a193fb6f8832218715f82a7b4e2d2ad338Dmitry Shmidt if (p2p->start_after_scan != P2P_AFTER_SCAN_NOTHING && 29818da800a193fb6f8832218715f82a7b4e2d2ad338Dmitry Shmidt p2p_run_after_scan(p2p)) 29828da800a193fb6f8832218715f82a7b4e2d2ad338Dmitry Shmidt break; 29838da800a193fb6f8832218715f82a7b4e2d2ad338Dmitry Shmidt if (p2p->state == P2P_SEARCH) { 2984b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt p2p_dbg(p2p, "Continue find after after_scan_tx completion"); 29858da800a193fb6f8832218715f82a7b4e2d2ad338Dmitry Shmidt p2p_continue_find(p2p); 29868da800a193fb6f8832218715f82a7b4e2d2ad338Dmitry Shmidt } 29878da800a193fb6f8832218715f82a7b4e2d2ad338Dmitry Shmidt } 29888d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt break; 29898d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt case P2P_PENDING_GO_NEG_REQUEST: 29908d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_go_neg_req_cb(p2p, success); 29918d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt break; 29928d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt case P2P_PENDING_GO_NEG_RESPONSE: 29938d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_go_neg_resp_cb(p2p, success); 29948d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt break; 29958d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt case P2P_PENDING_GO_NEG_RESPONSE_FAILURE: 29964b06059785b935dd1f4f09314e4e12c417d2c6a4Dmitry Shmidt p2p_go_neg_resp_failure_cb(p2p, success, dst); 29978d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt break; 29988d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt case P2P_PENDING_GO_NEG_CONFIRM: 29998d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_go_neg_conf_cb(p2p, result); 30008d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt break; 30018d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt case P2P_PENDING_SD: 30028d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_sd_cb(p2p, success); 30038d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt break; 30048d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt case P2P_PENDING_PD: 30058d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_prov_disc_cb(p2p, success); 30068d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt break; 30078d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt case P2P_PENDING_INVITATION_REQUEST: 30088d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_invitation_req_cb(p2p, success); 30098d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt break; 30108d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt case P2P_PENDING_INVITATION_RESPONSE: 30118d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_invitation_resp_cb(p2p, success); 30128d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt break; 30138d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt case P2P_PENDING_DEV_DISC_REQUEST: 30148d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_dev_disc_req_cb(p2p, success); 30158d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt break; 30168d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt case P2P_PENDING_DEV_DISC_RESPONSE: 30178d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_dev_disc_resp_cb(p2p, success); 30188d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt break; 30198d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt case P2P_PENDING_GO_DISC_REQ: 30208d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_go_disc_req_cb(p2p, success); 30218d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt break; 30228d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 30238da800a193fb6f8832218715f82a7b4e2d2ad338Dmitry Shmidt 30248da800a193fb6f8832218715f82a7b4e2d2ad338Dmitry Shmidt p2p->after_scan_tx_in_progress = 0; 30258d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 30268d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 30278d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 30288d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtvoid p2p_listen_cb(struct p2p_data *p2p, unsigned int freq, 30298d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt unsigned int duration) 30308d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 30318d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (freq == p2p->pending_client_disc_freq) { 3032b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt p2p_dbg(p2p, "Client discoverability remain-awake completed"); 30338d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->pending_client_disc_freq = 0; 30348d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return; 30358d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 30368d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 30378d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (freq != p2p->pending_listen_freq) { 3038b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt p2p_dbg(p2p, "Unexpected listen callback for freq=%u duration=%u (pending_listen_freq=%u)", 30398d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt freq, duration, p2p->pending_listen_freq); 30408d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return; 30418d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 30428d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 3043b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt p2p_dbg(p2p, "Starting Listen timeout(%u,%u) on freq=%u based on callback", 30448d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->pending_listen_sec, p2p->pending_listen_usec, 30458d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->pending_listen_freq); 30468d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->in_listen = 1; 30478d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->drv_in_listen = freq; 30488d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (p2p->pending_listen_sec || p2p->pending_listen_usec) { 30498d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt /* 30508d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * Add 20 msec extra wait to avoid race condition with driver 30518d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * remain-on-channel end event, i.e., give driver more time to 30528d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * complete the operation before our timeout expires. 30538d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt */ 30548d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_set_timeout(p2p, p2p->pending_listen_sec, 30558d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->pending_listen_usec + 20000); 30568d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 30578d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 30588d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->pending_listen_freq = 0; 30598d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 30608d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 30618d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 30628d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtint p2p_listen_end(struct p2p_data *p2p, unsigned int freq) 30638d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 3064b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt p2p_dbg(p2p, "Driver ended Listen state (freq=%u)", freq); 30658d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->drv_in_listen = 0; 30668d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (p2p->in_listen) 30678d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return 0; /* Internal timeout will trigger the next step */ 30688d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 30698d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (p2p->state == P2P_CONNECT_LISTEN && p2p->go_neg_peer) { 30708d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (p2p->go_neg_peer->connect_reqs >= 120) { 3071b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt p2p_dbg(p2p, "Timeout on sending GO Negotiation Request without getting response"); 30728d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_go_neg_failed(p2p, p2p->go_neg_peer, -1); 30738d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return 0; 30748d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 30758d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 30768d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_set_state(p2p, P2P_CONNECT); 30778d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_connect_send(p2p, p2p->go_neg_peer); 30788d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return 1; 30798d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } else if (p2p->state == P2P_SEARCH) { 3080c5ec7f57ead87efa365800228aa0b09a12d9e6c4Dmitry Shmidt if (p2p->p2p_scan_running) { 3081c5ec7f57ead87efa365800228aa0b09a12d9e6c4Dmitry Shmidt /* 3082c5ec7f57ead87efa365800228aa0b09a12d9e6c4Dmitry Shmidt * Search is already in progress. This can happen if 3083c5ec7f57ead87efa365800228aa0b09a12d9e6c4Dmitry Shmidt * an Action frame RX is reported immediately after 3084c5ec7f57ead87efa365800228aa0b09a12d9e6c4Dmitry Shmidt * the end of a remain-on-channel operation and the 3085c5ec7f57ead87efa365800228aa0b09a12d9e6c4Dmitry Shmidt * response frame to that is sent using an offchannel 3086c5ec7f57ead87efa365800228aa0b09a12d9e6c4Dmitry Shmidt * operation while in p2p_find. Avoid an attempt to 3087c5ec7f57ead87efa365800228aa0b09a12d9e6c4Dmitry Shmidt * restart a scan here. 3088c5ec7f57ead87efa365800228aa0b09a12d9e6c4Dmitry Shmidt */ 3089b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt p2p_dbg(p2p, "p2p_scan already in progress - do not try to start a new one"); 3090c5ec7f57ead87efa365800228aa0b09a12d9e6c4Dmitry Shmidt return 1; 3091c5ec7f57ead87efa365800228aa0b09a12d9e6c4Dmitry Shmidt } 309204949598a23f501be6eec21697465fd46a28840aDmitry Shmidt if (p2p->pending_listen_freq) { 309304949598a23f501be6eec21697465fd46a28840aDmitry Shmidt /* 309404949598a23f501be6eec21697465fd46a28840aDmitry Shmidt * Better wait a bit if the driver is unable to start 309504949598a23f501be6eec21697465fd46a28840aDmitry Shmidt * offchannel operation for some reason. p2p_search() 309604949598a23f501be6eec21697465fd46a28840aDmitry Shmidt * will be started from internal timeout. 309704949598a23f501be6eec21697465fd46a28840aDmitry Shmidt */ 3098b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt p2p_dbg(p2p, "Listen operation did not seem to start - delay search phase to avoid busy loop"); 309904949598a23f501be6eec21697465fd46a28840aDmitry Shmidt p2p_set_timeout(p2p, 0, 100000); 310004949598a23f501be6eec21697465fd46a28840aDmitry Shmidt return 1; 310104949598a23f501be6eec21697465fd46a28840aDmitry Shmidt } 310261d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt if (p2p->search_delay) { 3103b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt p2p_dbg(p2p, "Delay search operation by %u ms", 310461d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt p2p->search_delay); 310561d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt p2p_set_timeout(p2p, p2p->search_delay / 1000, 310661d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt (p2p->search_delay % 1000) * 1000); 310761d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt return 1; 310861d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt } 31098d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_search(p2p); 31108d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return 1; 31118d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 31128d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 31138d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return 0; 31148d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 31158d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 31168d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 31178d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtstatic void p2p_timeout_connect(struct p2p_data *p2p) 31188d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 31198d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->cfg->send_action_done(p2p->cfg->cb_ctx); 312004949598a23f501be6eec21697465fd46a28840aDmitry Shmidt if (p2p->go_neg_peer && 312104949598a23f501be6eec21697465fd46a28840aDmitry Shmidt (p2p->go_neg_peer->flags & P2P_DEV_WAIT_GO_NEG_CONFIRM)) { 3122b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt p2p_dbg(p2p, "Wait for GO Negotiation Confirm timed out - assume GO Negotiation failed"); 312304949598a23f501be6eec21697465fd46a28840aDmitry Shmidt p2p_go_neg_failed(p2p, p2p->go_neg_peer, -1); 312404949598a23f501be6eec21697465fd46a28840aDmitry Shmidt return; 312504949598a23f501be6eec21697465fd46a28840aDmitry Shmidt } 31268c65289885e84727226d81b3d32856f79c31ee5fDmitry Shmidt if (p2p->go_neg_peer && 31278c65289885e84727226d81b3d32856f79c31ee5fDmitry Shmidt (p2p->go_neg_peer->flags & P2P_DEV_PEER_WAITING_RESPONSE) && 31288c65289885e84727226d81b3d32856f79c31ee5fDmitry Shmidt p2p->go_neg_peer->connect_reqs < 120) { 3129b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt p2p_dbg(p2p, "Peer expected to wait our response - skip listen"); 31308c65289885e84727226d81b3d32856f79c31ee5fDmitry Shmidt p2p_connect_send(p2p, p2p->go_neg_peer); 31318c65289885e84727226d81b3d32856f79c31ee5fDmitry Shmidt return; 31328c65289885e84727226d81b3d32856f79c31ee5fDmitry Shmidt } 3133cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt if (p2p->go_neg_peer && p2p->go_neg_peer->oob_go_neg_freq > 0) { 3134cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt p2p_dbg(p2p, "Skip connect-listen since GO Neg channel known (OOB)"); 3135cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt p2p_set_state(p2p, P2P_CONNECT_LISTEN); 3136cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt p2p_set_timeout(p2p, 0, 30000); 3137cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt return; 3138cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt } 31398d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_set_state(p2p, P2P_CONNECT_LISTEN); 3140d5e4923d04122f81300fa68fb07d64ede28fd44dDmitry Shmidt p2p_listen_in_find(p2p, 0); 31418d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 31428d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 31438d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 31448d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtstatic void p2p_timeout_connect_listen(struct p2p_data *p2p) 31458d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 31468d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (p2p->go_neg_peer) { 31478d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (p2p->drv_in_listen) { 3148b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt p2p_dbg(p2p, "Driver is still in Listen state; wait for it to complete"); 31498d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return; 31508d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 31518d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 31528d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (p2p->go_neg_peer->connect_reqs >= 120) { 3153b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt p2p_dbg(p2p, "Timeout on sending GO Negotiation Request without getting response"); 31548d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_go_neg_failed(p2p, p2p->go_neg_peer, -1); 31558d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return; 31568d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 31578d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 31588d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_set_state(p2p, P2P_CONNECT); 31598d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_connect_send(p2p, p2p->go_neg_peer); 31608d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } else 31618d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_set_state(p2p, P2P_IDLE); 31628d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 31638d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 31648d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 31658d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtstatic void p2p_timeout_wait_peer_connect(struct p2p_data *p2p) 31668d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 31678d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_set_state(p2p, P2P_WAIT_PEER_IDLE); 31681846323989242844f0e857458a8939fa5836429cDmitry Shmidt 31691846323989242844f0e857458a8939fa5836429cDmitry Shmidt if (p2p->cfg->is_concurrent_session_active && 31701846323989242844f0e857458a8939fa5836429cDmitry Shmidt p2p->cfg->is_concurrent_session_active(p2p->cfg->cb_ctx)) 31711846323989242844f0e857458a8939fa5836429cDmitry Shmidt p2p_set_timeout(p2p, 0, 500000); 31721846323989242844f0e857458a8939fa5836429cDmitry Shmidt else 31731846323989242844f0e857458a8939fa5836429cDmitry Shmidt p2p_set_timeout(p2p, 0, 200000); 31748d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 31758d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 31768d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 31778d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtstatic void p2p_timeout_wait_peer_idle(struct p2p_data *p2p) 31788d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 31798d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt struct p2p_device *dev = p2p->go_neg_peer; 31808d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 31818d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (dev == NULL) { 3182b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt p2p_dbg(p2p, "Unknown GO Neg peer - stop GO Neg wait"); 31838d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return; 31848d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 31858d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 31868d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt dev->wait_count++; 31878d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (dev->wait_count >= 120) { 3188b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt p2p_dbg(p2p, "Timeout on waiting peer to become ready for GO Negotiation"); 31898d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_go_neg_failed(p2p, dev, -1); 31908d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return; 31918d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 31928d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 3193b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt p2p_dbg(p2p, "Go to Listen state while waiting for the peer to become ready for GO Negotiation"); 31948d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_set_state(p2p, P2P_WAIT_PEER_CONNECT); 3195d5e4923d04122f81300fa68fb07d64ede28fd44dDmitry Shmidt p2p_listen_in_find(p2p, 0); 31968d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 31978d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 31988d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 31998d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtstatic void p2p_timeout_sd_during_find(struct p2p_data *p2p) 32008d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 3201b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt p2p_dbg(p2p, "Service Discovery Query timeout"); 32028d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (p2p->sd_peer) { 32038d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->cfg->send_action_done(p2p->cfg->cb_ctx); 32048d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->sd_peer->flags &= ~P2P_DEV_SD_SCHEDULE; 32058d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->sd_peer = NULL; 32068d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 32078d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_continue_find(p2p); 32088d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 32098d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 32108d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 32118d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtstatic void p2p_timeout_prov_disc_during_find(struct p2p_data *p2p) 32128d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 3213b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt p2p_dbg(p2p, "Provision Discovery Request timeout"); 32148d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->cfg->send_action_done(p2p->cfg->cb_ctx); 32158d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_continue_find(p2p); 32168d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 32178d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 32188d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 321975ecf5267604f166b85a7ee2cf0d9cb682966680Jouni Malinenstatic void p2p_timeout_prov_disc_req(struct p2p_data *p2p) 322075ecf5267604f166b85a7ee2cf0d9cb682966680Jouni Malinen{ 322175ecf5267604f166b85a7ee2cf0d9cb682966680Jouni Malinen p2p->pending_action_state = P2P_NO_PENDING_ACTION; 322275ecf5267604f166b85a7ee2cf0d9cb682966680Jouni Malinen 322375ecf5267604f166b85a7ee2cf0d9cb682966680Jouni Malinen /* 322475ecf5267604f166b85a7ee2cf0d9cb682966680Jouni Malinen * For user initiated PD requests that we have not gotten any responses 322575ecf5267604f166b85a7ee2cf0d9cb682966680Jouni Malinen * for while in IDLE state, we retry them a couple of times before 322675ecf5267604f166b85a7ee2cf0d9cb682966680Jouni Malinen * giving up. 322775ecf5267604f166b85a7ee2cf0d9cb682966680Jouni Malinen */ 322875ecf5267604f166b85a7ee2cf0d9cb682966680Jouni Malinen if (!p2p->user_initiated_pd) 322975ecf5267604f166b85a7ee2cf0d9cb682966680Jouni Malinen return; 323075ecf5267604f166b85a7ee2cf0d9cb682966680Jouni Malinen 3231b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt p2p_dbg(p2p, "User initiated Provision Discovery Request timeout"); 323275ecf5267604f166b85a7ee2cf0d9cb682966680Jouni Malinen 323375ecf5267604f166b85a7ee2cf0d9cb682966680Jouni Malinen if (p2p->pd_retries) { 323475ecf5267604f166b85a7ee2cf0d9cb682966680Jouni Malinen p2p->pd_retries--; 323575ecf5267604f166b85a7ee2cf0d9cb682966680Jouni Malinen p2p_retry_pd(p2p); 323675ecf5267604f166b85a7ee2cf0d9cb682966680Jouni Malinen } else { 3237d5e4923d04122f81300fa68fb07d64ede28fd44dDmitry Shmidt struct p2p_device *dev; 3238d5e4923d04122f81300fa68fb07d64ede28fd44dDmitry Shmidt int for_join = 0; 3239d5e4923d04122f81300fa68fb07d64ede28fd44dDmitry Shmidt 3240d5e4923d04122f81300fa68fb07d64ede28fd44dDmitry Shmidt dl_list_for_each(dev, &p2p->devices, struct p2p_device, list) { 3241d5e4923d04122f81300fa68fb07d64ede28fd44dDmitry Shmidt if (os_memcmp(p2p->pending_pd_devaddr, 3242d5e4923d04122f81300fa68fb07d64ede28fd44dDmitry Shmidt dev->info.p2p_device_addr, ETH_ALEN) != 0) 3243d5e4923d04122f81300fa68fb07d64ede28fd44dDmitry Shmidt continue; 3244d5e4923d04122f81300fa68fb07d64ede28fd44dDmitry Shmidt if (dev->req_config_methods && 3245d5e4923d04122f81300fa68fb07d64ede28fd44dDmitry Shmidt (dev->flags & P2P_DEV_PD_FOR_JOIN)) 3246d5e4923d04122f81300fa68fb07d64ede28fd44dDmitry Shmidt for_join = 1; 3247d5e4923d04122f81300fa68fb07d64ede28fd44dDmitry Shmidt } 3248d5e4923d04122f81300fa68fb07d64ede28fd44dDmitry Shmidt 324975ecf5267604f166b85a7ee2cf0d9cb682966680Jouni Malinen if (p2p->cfg->prov_disc_fail) 325075ecf5267604f166b85a7ee2cf0d9cb682966680Jouni Malinen p2p->cfg->prov_disc_fail(p2p->cfg->cb_ctx, 325175ecf5267604f166b85a7ee2cf0d9cb682966680Jouni Malinen p2p->pending_pd_devaddr, 3252d5e4923d04122f81300fa68fb07d64ede28fd44dDmitry Shmidt for_join ? 3253d5e4923d04122f81300fa68fb07d64ede28fd44dDmitry Shmidt P2P_PROV_DISC_TIMEOUT_JOIN : 325475ecf5267604f166b85a7ee2cf0d9cb682966680Jouni Malinen P2P_PROV_DISC_TIMEOUT); 325575ecf5267604f166b85a7ee2cf0d9cb682966680Jouni Malinen p2p_reset_pending_pd(p2p); 325675ecf5267604f166b85a7ee2cf0d9cb682966680Jouni Malinen } 325775ecf5267604f166b85a7ee2cf0d9cb682966680Jouni Malinen} 325875ecf5267604f166b85a7ee2cf0d9cb682966680Jouni Malinen 325975ecf5267604f166b85a7ee2cf0d9cb682966680Jouni Malinen 32608d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtstatic void p2p_timeout_invite(struct p2p_data *p2p) 32618d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 32628d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->cfg->send_action_done(p2p->cfg->cb_ctx); 32638d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_set_state(p2p, P2P_INVITE_LISTEN); 32648d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (p2p->inv_role == P2P_INVITE_ROLE_ACTIVE_GO) { 32658d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt /* 32668d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * Better remain on operating channel instead of listen channel 32678d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * when running a group. 32688d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt */ 3269b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt p2p_dbg(p2p, "Inviting in active GO role - wait on operating channel"); 32708d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_set_timeout(p2p, 0, 100000); 32718d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return; 32728d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 3273d5e4923d04122f81300fa68fb07d64ede28fd44dDmitry Shmidt p2p_listen_in_find(p2p, 0); 32748d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 32758d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 32768d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 32778d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtstatic void p2p_timeout_invite_listen(struct p2p_data *p2p) 32788d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 32798d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (p2p->invite_peer && p2p->invite_peer->invitation_reqs < 100) { 32808d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_set_state(p2p, P2P_INVITE); 32818d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_invite_send(p2p, p2p->invite_peer, 3282cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt p2p->invite_go_dev_addr, p2p->invite_dev_pw_id); 32838d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } else { 32848d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (p2p->invite_peer) { 3285b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt p2p_dbg(p2p, "Invitation Request retry limit reached"); 32868d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (p2p->cfg->invitation_result) 32878d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->cfg->invitation_result( 3288700a137ab366edc72e371da68ba187b4717ee660Dmitry Shmidt p2p->cfg->cb_ctx, -1, NULL, NULL, 3289e0e48dc666fb14a7bb60264ca87463ba7bc1fe0bDmitry Shmidt p2p->invite_peer->info.p2p_device_addr, 3290e0e48dc666fb14a7bb60264ca87463ba7bc1fe0bDmitry Shmidt 0); 32918d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 32928d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_set_state(p2p, P2P_IDLE); 32938d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 32948d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 32958d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 32968d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 32978d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtstatic void p2p_state_timeout(void *eloop_ctx, void *timeout_ctx) 32988d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 32998d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt struct p2p_data *p2p = eloop_ctx; 33008d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 3301b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt p2p_dbg(p2p, "Timeout (state=%s)", p2p_state_txt(p2p->state)); 33028d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 33038d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->in_listen = 0; 33048d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 33058d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt switch (p2p->state) { 33068d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt case P2P_IDLE: 330775ecf5267604f166b85a7ee2cf0d9cb682966680Jouni Malinen /* Check if we timed out waiting for PD req */ 330875ecf5267604f166b85a7ee2cf0d9cb682966680Jouni Malinen if (p2p->pending_action_state == P2P_PENDING_PD) 330975ecf5267604f166b85a7ee2cf0d9cb682966680Jouni Malinen p2p_timeout_prov_disc_req(p2p); 33108d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt break; 33118d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt case P2P_SEARCH: 331275ecf5267604f166b85a7ee2cf0d9cb682966680Jouni Malinen /* Check if we timed out waiting for PD req */ 331375ecf5267604f166b85a7ee2cf0d9cb682966680Jouni Malinen if (p2p->pending_action_state == P2P_PENDING_PD) 331475ecf5267604f166b85a7ee2cf0d9cb682966680Jouni Malinen p2p_timeout_prov_disc_req(p2p); 331561d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt if (p2p->search_delay && !p2p->in_search_delay) { 3316b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt p2p_dbg(p2p, "Delay search operation by %u ms", 331761d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt p2p->search_delay); 331861d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt p2p->in_search_delay = 1; 331961d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt p2p_set_timeout(p2p, p2p->search_delay / 1000, 332061d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt (p2p->search_delay % 1000) * 1000); 332161d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt break; 332261d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt } 332361d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt p2p->in_search_delay = 0; 33248d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_search(p2p); 33258d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt break; 33268d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt case P2P_CONNECT: 33278d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_timeout_connect(p2p); 33288d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt break; 33298d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt case P2P_CONNECT_LISTEN: 33308d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_timeout_connect_listen(p2p); 33318d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt break; 33328d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt case P2P_GO_NEG: 33338d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt break; 33348d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt case P2P_LISTEN_ONLY: 333575ecf5267604f166b85a7ee2cf0d9cb682966680Jouni Malinen /* Check if we timed out waiting for PD req */ 333675ecf5267604f166b85a7ee2cf0d9cb682966680Jouni Malinen if (p2p->pending_action_state == P2P_PENDING_PD) 333775ecf5267604f166b85a7ee2cf0d9cb682966680Jouni Malinen p2p_timeout_prov_disc_req(p2p); 333875ecf5267604f166b85a7ee2cf0d9cb682966680Jouni Malinen 33398d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (p2p->ext_listen_only) { 3340b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt p2p_dbg(p2p, "Extended Listen Timing - Listen State completed"); 33418d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->ext_listen_only = 0; 33428d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_set_state(p2p, P2P_IDLE); 33438d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 33448d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt break; 33458d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt case P2P_WAIT_PEER_CONNECT: 33468d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_timeout_wait_peer_connect(p2p); 33478d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt break; 33488d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt case P2P_WAIT_PEER_IDLE: 33498d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_timeout_wait_peer_idle(p2p); 33508d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt break; 33518d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt case P2P_SD_DURING_FIND: 33528d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_timeout_sd_during_find(p2p); 33538d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt break; 33548d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt case P2P_PROVISIONING: 33558d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt break; 33568d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt case P2P_PD_DURING_FIND: 33578d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_timeout_prov_disc_during_find(p2p); 33588d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt break; 33598d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt case P2P_INVITE: 33608d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_timeout_invite(p2p); 33618d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt break; 33628d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt case P2P_INVITE_LISTEN: 33638d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_timeout_invite_listen(p2p); 33648d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt break; 33658d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 33668d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 33678d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 33688d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 33698d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtint p2p_reject(struct p2p_data *p2p, const u8 *peer_addr) 33708d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 33718d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt struct p2p_device *dev; 33728d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 33738d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt dev = p2p_get_device(p2p, peer_addr); 3374b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt p2p_dbg(p2p, "Local request to reject connection attempts by peer " 3375b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt MACSTR, MAC2STR(peer_addr)); 33768d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (dev == NULL) { 3377b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt p2p_dbg(p2p, "Peer " MACSTR " unknown", MAC2STR(peer_addr)); 33788d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return -1; 33798d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 33808d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt dev->status = P2P_SC_FAIL_REJECTED_BY_USER; 33818d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt dev->flags |= P2P_DEV_USER_REJECTED; 33828d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return 0; 33838d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 33848d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 33858d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 33861f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidtconst char * p2p_wps_method_text(enum p2p_wps_method method) 33878d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 33888d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt switch (method) { 33898d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt case WPS_NOT_READY: 33908d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return "not-ready"; 33918d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt case WPS_PIN_DISPLAY: 33928d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return "Display"; 33938d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt case WPS_PIN_KEYPAD: 33948d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return "Keypad"; 33958d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt case WPS_PBC: 33968d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return "PBC"; 3397cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt case WPS_NFC: 3398cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt return "NFC"; 33998d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 34008d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 34018d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return "??"; 34028d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 34038d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 34048d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 34058d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtstatic const char * p2p_go_state_text(enum p2p_go_state go_state) 34068d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 34078d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt switch (go_state) { 34088d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt case UNKNOWN_GO: 34098d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return "unknown"; 34108d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt case LOCAL_GO: 34118d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return "local"; 34128d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt case REMOTE_GO: 34138d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return "remote"; 34148d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 34158d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 34168d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return "??"; 34178d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 34188d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 34198d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 34201f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidtconst struct p2p_peer_info * p2p_get_peer_info(struct p2p_data *p2p, 34211f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt const u8 *addr, int next) 34228d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 34238d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt struct p2p_device *dev; 34248d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 34258d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (addr) 34268d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt dev = p2p_get_device(p2p, addr); 34278d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt else 34288d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt dev = dl_list_first(&p2p->devices, struct p2p_device, list); 34298d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 34308d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (dev && next) { 34318d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt dev = dl_list_first(&dev->list, struct p2p_device, list); 34328d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (&dev->list == &p2p->devices) 34338d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt dev = NULL; 34348d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 34358d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 34368d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (dev == NULL) 34371f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt return NULL; 34381f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt 34391f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt return &dev->info; 34401f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt} 34411f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt 34421f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt 34431f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidtint p2p_get_peer_info_txt(const struct p2p_peer_info *info, 34441f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt char *buf, size_t buflen) 34451f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt{ 34461f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt struct p2p_device *dev; 34471f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt int res; 34481f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt char *pos, *end; 3449fb79edc9df1f20461e90e478363d207348213d35Dmitry Shmidt struct os_reltime now; 34501f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt 34511f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt if (info == NULL) 34528d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return -1; 34538d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 34541f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt dev = (struct p2p_device *) (((u8 *) info) - 34551f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt offsetof(struct p2p_device, info)); 34561f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt 34578d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt pos = buf; 34588d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt end = buf + buflen; 34598d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 3460fb79edc9df1f20461e90e478363d207348213d35Dmitry Shmidt os_get_reltime(&now); 34618d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt res = os_snprintf(pos, end - pos, 34628d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt "age=%d\n" 34638d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt "listen_freq=%d\n" 34648d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt "wps_method=%s\n" 34658d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt "interface_addr=" MACSTR "\n" 34668d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt "member_in_go_dev=" MACSTR "\n" 34678d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt "member_in_go_iface=" MACSTR "\n" 34688d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt "go_neg_req_sent=%d\n" 34698d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt "go_state=%s\n" 34708d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt "dialog_token=%u\n" 34718d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt "intended_addr=" MACSTR "\n" 34728d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt "country=%c%c\n" 34738d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt "oper_freq=%d\n" 34748d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt "req_config_methods=0x%x\n" 34758d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt "flags=%s%s%s%s%s%s%s%s%s%s%s%s%s%s%s\n" 34768d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt "status=%d\n" 34778d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt "wait_count=%u\n" 34788d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt "invitation_reqs=%u\n", 34798d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt (int) (now.sec - dev->last_seen.sec), 34808d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt dev->listen_freq, 34818d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_wps_method_text(dev->wps_method), 34828d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt MAC2STR(dev->interface_addr), 34838d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt MAC2STR(dev->member_in_go_dev), 34848d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt MAC2STR(dev->member_in_go_iface), 34858d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt dev->go_neg_req_sent, 34868d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_go_state_text(dev->go_state), 34878d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt dev->dialog_token, 34888d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt MAC2STR(dev->intended_addr), 34898d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt dev->country[0] ? dev->country[0] : '_', 34908d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt dev->country[1] ? dev->country[1] : '_', 34918d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt dev->oper_freq, 34928d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt dev->req_config_methods, 34938d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt dev->flags & P2P_DEV_PROBE_REQ_ONLY ? 34948d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt "[PROBE_REQ_ONLY]" : "", 34958d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt dev->flags & P2P_DEV_REPORTED ? "[REPORTED]" : "", 34968d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt dev->flags & P2P_DEV_NOT_YET_READY ? 34978d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt "[NOT_YET_READY]" : "", 34988d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt dev->flags & P2P_DEV_SD_INFO ? "[SD_INFO]" : "", 34998d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt dev->flags & P2P_DEV_SD_SCHEDULE ? "[SD_SCHEDULE]" : 35008d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt "", 35018d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt dev->flags & P2P_DEV_PD_PEER_DISPLAY ? 35028d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt "[PD_PEER_DISPLAY]" : "", 35038d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt dev->flags & P2P_DEV_PD_PEER_KEYPAD ? 35048d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt "[PD_PEER_KEYPAD]" : "", 35058d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt dev->flags & P2P_DEV_USER_REJECTED ? 35068d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt "[USER_REJECTED]" : "", 35078d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt dev->flags & P2P_DEV_PEER_WAITING_RESPONSE ? 35088d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt "[PEER_WAITING_RESPONSE]" : "", 35098d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt dev->flags & P2P_DEV_PREFER_PERSISTENT_GROUP ? 35108d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt "[PREFER_PERSISTENT_GROUP]" : "", 35118d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt dev->flags & P2P_DEV_WAIT_GO_NEG_RESPONSE ? 35128d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt "[WAIT_GO_NEG_RESPONSE]" : "", 35138d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt dev->flags & P2P_DEV_WAIT_GO_NEG_CONFIRM ? 35148d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt "[WAIT_GO_NEG_CONFIRM]" : "", 35158d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt dev->flags & P2P_DEV_GROUP_CLIENT_ONLY ? 35168d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt "[GROUP_CLIENT_ONLY]" : "", 35178d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt dev->flags & P2P_DEV_FORCE_FREQ ? 35188d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt "[FORCE_FREQ]" : "", 35198d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt dev->flags & P2P_DEV_PD_FOR_JOIN ? 35208d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt "[PD_FOR_JOIN]" : "", 35218d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt dev->status, 35228d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt dev->wait_count, 35238d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt dev->invitation_reqs); 35248d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (res < 0 || res >= end - pos) 35258d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return pos - buf; 35268d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt pos += res; 35278d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 35288d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (dev->ext_listen_period) { 35298d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt res = os_snprintf(pos, end - pos, 35308d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt "ext_listen_period=%u\n" 35318d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt "ext_listen_interval=%u\n", 35328d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt dev->ext_listen_period, 35338d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt dev->ext_listen_interval); 35348d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (res < 0 || res >= end - pos) 35358d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return pos - buf; 35368d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt pos += res; 35378d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 35388d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 35398d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (dev->oper_ssid_len) { 35408d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt res = os_snprintf(pos, end - pos, 35418d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt "oper_ssid=%s\n", 35428d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpa_ssid_txt(dev->oper_ssid, 35438d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt dev->oper_ssid_len)); 35448d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (res < 0 || res >= end - pos) 35458d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return pos - buf; 35468d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt pos += res; 35478d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 35488d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 354961d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt#ifdef CONFIG_WIFI_DISPLAY 355061d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt if (dev->info.wfd_subelems) { 355161d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt res = os_snprintf(pos, end - pos, "wfd_subelems="); 355261d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt if (res < 0 || res >= end - pos) 355361d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt return pos - buf; 355461d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt pos += res; 355561d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt 355661d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt pos += wpa_snprintf_hex(pos, end - pos, 355761d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt wpabuf_head(dev->info.wfd_subelems), 355861d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt wpabuf_len(dev->info.wfd_subelems)); 355961d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt 356061d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt res = os_snprintf(pos, end - pos, "\n"); 356161d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt if (res < 0 || res >= end - pos) 356261d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt return pos - buf; 356361d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt pos += res; 356461d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt } 356561d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt#endif /* CONFIG_WIFI_DISPLAY */ 356661d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt 35678d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return pos - buf; 35688d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 35698d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 35708d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 35711f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidtint p2p_peer_known(struct p2p_data *p2p, const u8 *addr) 35721f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt{ 35731f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt return p2p_get_device(p2p, addr) != NULL; 35741f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt} 35751f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt 35761f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt 35778d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtvoid p2p_set_client_discoverability(struct p2p_data *p2p, int enabled) 35788d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 35798d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (enabled) { 3580b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt p2p_dbg(p2p, "Client discoverability enabled"); 35818d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->dev_capab |= P2P_DEV_CAPAB_CLIENT_DISCOVERABILITY; 35828d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } else { 3583b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt p2p_dbg(p2p, "Client discoverability disabled"); 35848d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->dev_capab &= ~P2P_DEV_CAPAB_CLIENT_DISCOVERABILITY; 35858d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 35868d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 35878d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 35888d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 35898d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtstatic struct wpabuf * p2p_build_presence_req(u32 duration1, u32 interval1, 35908d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt u32 duration2, u32 interval2) 35918d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 35928d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt struct wpabuf *req; 35938d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt struct p2p_noa_desc desc1, desc2, *ptr1 = NULL, *ptr2 = NULL; 35948d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt u8 *len; 35958d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 35968d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt req = wpabuf_alloc(100); 35978d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (req == NULL) 35988d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return NULL; 35998d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 36008d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (duration1 || interval1) { 36018d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_memset(&desc1, 0, sizeof(desc1)); 36028d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt desc1.count_type = 1; 36038d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt desc1.duration = duration1; 36048d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt desc1.interval = interval1; 36058d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt ptr1 = &desc1; 36068d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 36078d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (duration2 || interval2) { 36088d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_memset(&desc2, 0, sizeof(desc2)); 36098d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt desc2.count_type = 2; 36108d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt desc2.duration = duration2; 36118d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt desc2.interval = interval2; 36128d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt ptr2 = &desc2; 36138d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 36148d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 36158d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 36168d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_buf_add_action_hdr(req, P2P_PRESENCE_REQ, 1); 36178d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt len = p2p_buf_add_ie_hdr(req); 36188d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_buf_add_noa(req, 0, 0, 0, ptr1, ptr2); 36198d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_buf_update_ie_hdr(req, len); 36208d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 36218d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return req; 36228d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 36238d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 36248d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 36258d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtint p2p_presence_req(struct p2p_data *p2p, const u8 *go_interface_addr, 36268d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt const u8 *own_interface_addr, unsigned int freq, 36278d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt u32 duration1, u32 interval1, u32 duration2, 36288d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt u32 interval2) 36298d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 36308d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt struct wpabuf *req; 36318d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 3632b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt p2p_dbg(p2p, "Send Presence Request to GO " MACSTR 3633b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt " (own interface " MACSTR ") freq=%u dur1=%u int1=%u " 3634b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt "dur2=%u int2=%u", 36358d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt MAC2STR(go_interface_addr), MAC2STR(own_interface_addr), 36368d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt freq, duration1, interval1, duration2, interval2); 36378d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 36388d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt req = p2p_build_presence_req(duration1, interval1, duration2, 36398d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt interval2); 36408d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (req == NULL) 36418d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return -1; 36428d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 36438d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->pending_action_state = P2P_NO_PENDING_ACTION; 36448d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (p2p_send_action(p2p, freq, go_interface_addr, own_interface_addr, 36458d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt go_interface_addr, 36468d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpabuf_head(req), wpabuf_len(req), 200) < 0) { 3647b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt p2p_dbg(p2p, "Failed to send Action frame"); 36488d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 36498d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpabuf_free(req); 36508d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 36518d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return 0; 36528d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 36538d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 36548d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 36558d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtstatic struct wpabuf * p2p_build_presence_resp(u8 status, const u8 *noa, 36568d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt size_t noa_len, u8 dialog_token) 36578d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 36588d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt struct wpabuf *resp; 36598d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt u8 *len; 36608d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 36618d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt resp = wpabuf_alloc(100 + noa_len); 36628d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (resp == NULL) 36638d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return NULL; 36648d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 36658d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_buf_add_action_hdr(resp, P2P_PRESENCE_RESP, dialog_token); 36668d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt len = p2p_buf_add_ie_hdr(resp); 36678d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_buf_add_status(resp, status); 36688d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (noa) { 36698d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpabuf_put_u8(resp, P2P_ATTR_NOTICE_OF_ABSENCE); 36708d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpabuf_put_le16(resp, noa_len); 36718d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpabuf_put_data(resp, noa, noa_len); 36728d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } else 36738d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_buf_add_noa(resp, 0, 0, 0, NULL, NULL); 36748d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_buf_update_ie_hdr(resp, len); 36758d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 36768d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return resp; 36778d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 36788d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 36798d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 36808d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtstatic void p2p_process_presence_req(struct p2p_data *p2p, const u8 *da, 36818d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt const u8 *sa, const u8 *data, size_t len, 36828d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt int rx_freq) 36838d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 36848d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt struct p2p_message msg; 36858d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt u8 status; 36868d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt struct wpabuf *resp; 36878d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt size_t g; 36888d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt struct p2p_group *group = NULL; 36898d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt int parsed = 0; 36908d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt u8 noa[50]; 36918d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt int noa_len; 36928d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 3693b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt p2p_dbg(p2p, "Received P2P Action - P2P Presence Request"); 36948d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 36958d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt for (g = 0; g < p2p->num_groups; g++) { 36968d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (os_memcmp(da, p2p_group_get_interface_addr(p2p->groups[g]), 36978d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt ETH_ALEN) == 0) { 36988d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt group = p2p->groups[g]; 36998d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt break; 37008d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 37018d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 37028d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (group == NULL) { 3703b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt p2p_dbg(p2p, "Ignore P2P Presence Request for unknown group " 37048d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt MACSTR, MAC2STR(da)); 37058d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return; 37068d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 37078d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 37088d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (p2p_parse(data, len, &msg) < 0) { 3709b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt p2p_dbg(p2p, "Failed to parse P2P Presence Request"); 37108d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt status = P2P_SC_FAIL_INVALID_PARAMS; 37118d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt goto fail; 37128d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 37138d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt parsed = 1; 37148d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 37158d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (msg.noa == NULL) { 3716b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt p2p_dbg(p2p, "No NoA attribute in P2P Presence Request"); 37178d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt status = P2P_SC_FAIL_INVALID_PARAMS; 37188d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt goto fail; 37198d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 37208d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 37218d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt status = p2p_group_presence_req(group, sa, msg.noa, msg.noa_len); 37228d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 37238d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtfail: 37248d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (p2p->cfg->get_noa) 37258d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt noa_len = p2p->cfg->get_noa(p2p->cfg->cb_ctx, da, noa, 37268d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt sizeof(noa)); 37278d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt else 37288d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt noa_len = -1; 37298d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt resp = p2p_build_presence_resp(status, noa_len > 0 ? noa : NULL, 37308d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt noa_len > 0 ? noa_len : 0, 37318d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt msg.dialog_token); 37328d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (parsed) 37338d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_parse_free(&msg); 37348d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (resp == NULL) 37358d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return; 37368d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 37378d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->pending_action_state = P2P_NO_PENDING_ACTION; 37388d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (p2p_send_action(p2p, rx_freq, sa, da, da, 37398d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpabuf_head(resp), wpabuf_len(resp), 200) < 0) { 3740b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt p2p_dbg(p2p, "Failed to send Action frame"); 37418d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 37428d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpabuf_free(resp); 37438d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 37448d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 37458d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 37468d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtstatic void p2p_process_presence_resp(struct p2p_data *p2p, const u8 *da, 37478d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt const u8 *sa, const u8 *data, size_t len) 37488d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 37498d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt struct p2p_message msg; 37508d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 3751b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt p2p_dbg(p2p, "Received P2P Action - P2P Presence Response"); 37528d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 37538d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (p2p_parse(data, len, &msg) < 0) { 3754b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt p2p_dbg(p2p, "Failed to parse P2P Presence Response"); 37558d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return; 37568d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 37578d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 37588d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (msg.status == NULL || msg.noa == NULL) { 3759b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt p2p_dbg(p2p, "No Status or NoA attribute in P2P Presence Response"); 37608d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_parse_free(&msg); 37618d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return; 37628d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 37638d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 3764fb79edc9df1f20461e90e478363d207348213d35Dmitry Shmidt if (p2p->cfg->presence_resp) { 3765fb79edc9df1f20461e90e478363d207348213d35Dmitry Shmidt p2p->cfg->presence_resp(p2p->cfg->cb_ctx, sa, *msg.status, 3766fb79edc9df1f20461e90e478363d207348213d35Dmitry Shmidt msg.noa, msg.noa_len); 3767fb79edc9df1f20461e90e478363d207348213d35Dmitry Shmidt } 3768fb79edc9df1f20461e90e478363d207348213d35Dmitry Shmidt 37698d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (*msg.status) { 3770b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt p2p_dbg(p2p, "P2P Presence Request was rejected: status %u", 37718d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt *msg.status); 37728d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_parse_free(&msg); 37738d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return; 37748d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 37758d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 3776b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt p2p_dbg(p2p, "P2P Presence Request was accepted"); 37778d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpa_hexdump(MSG_DEBUG, "P2P: P2P Presence Response - NoA", 37788d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt msg.noa, msg.noa_len); 37798d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt /* TODO: process NoA */ 37808d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_parse_free(&msg); 37818d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 37828d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 37838d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 37848d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtstatic void p2p_ext_listen_timeout(void *eloop_ctx, void *timeout_ctx) 37858d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 37868d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt struct p2p_data *p2p = eloop_ctx; 37878d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 37888d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (p2p->ext_listen_interval) { 37898d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt /* Schedule next extended listen timeout */ 37908d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt eloop_register_timeout(p2p->ext_listen_interval_sec, 37918d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->ext_listen_interval_usec, 37928d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_ext_listen_timeout, p2p, NULL); 37938d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 37948d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 37958d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (p2p->state == P2P_LISTEN_ONLY && p2p->ext_listen_only) { 37968d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt /* 37978d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * This should not really happen, but it looks like the Listen 37988d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * command may fail is something else (e.g., a scan) was 37998d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * running at an inconvenient time. As a workaround, allow new 38008d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * Extended Listen operation to be started. 38018d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt */ 3802b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt p2p_dbg(p2p, "Previous Extended Listen operation had not been completed - try again"); 38038d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->ext_listen_only = 0; 38048d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_set_state(p2p, P2P_IDLE); 38058d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 38068d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 38078d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (p2p->state != P2P_IDLE) { 3808b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt p2p_dbg(p2p, "Skip Extended Listen timeout in active state (%s)", p2p_state_txt(p2p->state)); 38098d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return; 38108d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 38118d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 3812b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt p2p_dbg(p2p, "Extended Listen timeout"); 38138d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->ext_listen_only = 1; 38148d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (p2p_listen(p2p, p2p->ext_listen_period) < 0) { 3815b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt p2p_dbg(p2p, "Failed to start Listen state for Extended Listen Timing"); 38168d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->ext_listen_only = 0; 38178d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 38188d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 38198d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 38208d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 38218d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtint p2p_ext_listen(struct p2p_data *p2p, unsigned int period, 38228d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt unsigned int interval) 38238d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 38248d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (period > 65535 || interval > 65535 || period > interval || 38258d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt (period == 0 && interval > 0) || (period > 0 && interval == 0)) { 3826b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt p2p_dbg(p2p, "Invalid Extended Listen Timing request: period=%u interval=%u", 3827b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt period, interval); 38288d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return -1; 38298d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 38308d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 38318d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt eloop_cancel_timeout(p2p_ext_listen_timeout, p2p, NULL); 38328d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 38338d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (interval == 0) { 3834b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt p2p_dbg(p2p, "Disabling Extended Listen Timing"); 38358d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->ext_listen_period = 0; 38368d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->ext_listen_interval = 0; 38378d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return 0; 38388d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 38398d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 3840b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt p2p_dbg(p2p, "Enabling Extended Listen Timing: period %u msec, interval %u msec", 3841b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt period, interval); 38428d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->ext_listen_period = period; 38438d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->ext_listen_interval = interval; 38448d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->ext_listen_interval_sec = interval / 1000; 38458d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->ext_listen_interval_usec = (interval % 1000) * 1000; 38468d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 38478d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt eloop_register_timeout(p2p->ext_listen_interval_sec, 38488d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->ext_listen_interval_usec, 38498d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_ext_listen_timeout, p2p, NULL); 38508d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 38518d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return 0; 38528d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 38538d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 38548d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 38558d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtvoid p2p_deauth_notif(struct p2p_data *p2p, const u8 *bssid, u16 reason_code, 38568d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt const u8 *ie, size_t ie_len) 38578d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 38588d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt struct p2p_message msg; 38598d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 38608d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (bssid == NULL || ie == NULL) 38618d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return; 38628d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 38638d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_memset(&msg, 0, sizeof(msg)); 38648d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (p2p_parse_ies(ie, ie_len, &msg)) 38658d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return; 38669767226d8e6a1adaa33beb9f517ef40dddfa460cDmitry Shmidt if (msg.minor_reason_code == NULL) { 38679767226d8e6a1adaa33beb9f517ef40dddfa460cDmitry Shmidt p2p_parse_free(&msg); 38688d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return; 38699767226d8e6a1adaa33beb9f517ef40dddfa460cDmitry Shmidt } 38708d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 3871b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt p2p_dbg(p2p, "Deauthentication notification BSSID " MACSTR 38728d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt " reason_code=%u minor_reason_code=%u", 38738d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt MAC2STR(bssid), reason_code, *msg.minor_reason_code); 38748d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 38758d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_parse_free(&msg); 38768d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 38778d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 38788d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 38798d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtvoid p2p_disassoc_notif(struct p2p_data *p2p, const u8 *bssid, u16 reason_code, 38808d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt const u8 *ie, size_t ie_len) 38818d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 38828d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt struct p2p_message msg; 38838d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 38848d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (bssid == NULL || ie == NULL) 38858d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return; 38868d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 38878d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_memset(&msg, 0, sizeof(msg)); 38888d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (p2p_parse_ies(ie, ie_len, &msg)) 38898d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return; 38909767226d8e6a1adaa33beb9f517ef40dddfa460cDmitry Shmidt if (msg.minor_reason_code == NULL) { 38919767226d8e6a1adaa33beb9f517ef40dddfa460cDmitry Shmidt p2p_parse_free(&msg); 38928d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return; 38939767226d8e6a1adaa33beb9f517ef40dddfa460cDmitry Shmidt } 38948d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 3895b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt p2p_dbg(p2p, "Disassociation notification BSSID " MACSTR 38968d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt " reason_code=%u minor_reason_code=%u", 38978d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt MAC2STR(bssid), reason_code, *msg.minor_reason_code); 38988d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 38998d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_parse_free(&msg); 39008d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 39018d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 39028d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 39038d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtvoid p2p_set_managed_oper(struct p2p_data *p2p, int enabled) 39048d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 39058d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (enabled) { 3906b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt p2p_dbg(p2p, "Managed P2P Device operations enabled"); 39078d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->dev_capab |= P2P_DEV_CAPAB_INFRA_MANAGED; 39088d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } else { 3909b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt p2p_dbg(p2p, "Managed P2P Device operations disabled"); 39108d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->dev_capab &= ~P2P_DEV_CAPAB_INFRA_MANAGED; 39118d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 39128d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 39138d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 39148d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 39158d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtint p2p_set_listen_channel(struct p2p_data *p2p, u8 reg_class, u8 channel) 39168d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 39174b06059785b935dd1f4f09314e4e12c417d2c6a4Dmitry Shmidt if (p2p_channel_to_freq(reg_class, channel) < 0) 39188d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return -1; 39198d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 3920b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt p2p_dbg(p2p, "Set Listen channel: reg_class %u channel %u", 3921b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt reg_class, channel); 39228d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->cfg->reg_class = reg_class; 39238d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->cfg->channel = channel; 39248d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 39258d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return 0; 39268d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 39278d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 39288d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 39298d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtint p2p_set_ssid_postfix(struct p2p_data *p2p, const u8 *postfix, size_t len) 39308d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 3931b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt p2p_dbg(p2p, "New SSID postfix: %s", wpa_ssid_txt(postfix, len)); 39328d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (postfix == NULL) { 39338d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->cfg->ssid_postfix_len = 0; 39348d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return 0; 39358d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 39368d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (len > sizeof(p2p->cfg->ssid_postfix)) 39378d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return -1; 39388d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_memcpy(p2p->cfg->ssid_postfix, postfix, len); 39398d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->cfg->ssid_postfix_len = len; 39408d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return 0; 39418d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 39428d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 39438d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 394475ecf5267604f166b85a7ee2cf0d9cb682966680Jouni Malinenint p2p_set_oper_channel(struct p2p_data *p2p, u8 op_reg_class, u8 op_channel, 394575ecf5267604f166b85a7ee2cf0d9cb682966680Jouni Malinen int cfg_op_channel) 394675ecf5267604f166b85a7ee2cf0d9cb682966680Jouni Malinen{ 39474b06059785b935dd1f4f09314e4e12c417d2c6a4Dmitry Shmidt if (p2p_channel_to_freq(op_reg_class, op_channel) < 0) 394875ecf5267604f166b85a7ee2cf0d9cb682966680Jouni Malinen return -1; 394975ecf5267604f166b85a7ee2cf0d9cb682966680Jouni Malinen 3950b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt p2p_dbg(p2p, "Set Operating channel: reg_class %u channel %u", 3951b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt op_reg_class, op_channel); 395275ecf5267604f166b85a7ee2cf0d9cb682966680Jouni Malinen p2p->cfg->op_reg_class = op_reg_class; 395375ecf5267604f166b85a7ee2cf0d9cb682966680Jouni Malinen p2p->cfg->op_channel = op_channel; 395475ecf5267604f166b85a7ee2cf0d9cb682966680Jouni Malinen p2p->cfg->cfg_op_channel = cfg_op_channel; 395575ecf5267604f166b85a7ee2cf0d9cb682966680Jouni Malinen return 0; 395675ecf5267604f166b85a7ee2cf0d9cb682966680Jouni Malinen} 395775ecf5267604f166b85a7ee2cf0d9cb682966680Jouni Malinen 395875ecf5267604f166b85a7ee2cf0d9cb682966680Jouni Malinen 395904949598a23f501be6eec21697465fd46a28840aDmitry Shmidtint p2p_set_pref_chan(struct p2p_data *p2p, unsigned int num_pref_chan, 396004949598a23f501be6eec21697465fd46a28840aDmitry Shmidt const struct p2p_channel *pref_chan) 396104949598a23f501be6eec21697465fd46a28840aDmitry Shmidt{ 396204949598a23f501be6eec21697465fd46a28840aDmitry Shmidt struct p2p_channel *n; 396304949598a23f501be6eec21697465fd46a28840aDmitry Shmidt 396404949598a23f501be6eec21697465fd46a28840aDmitry Shmidt if (pref_chan) { 396504949598a23f501be6eec21697465fd46a28840aDmitry Shmidt n = os_malloc(num_pref_chan * sizeof(struct p2p_channel)); 396604949598a23f501be6eec21697465fd46a28840aDmitry Shmidt if (n == NULL) 396704949598a23f501be6eec21697465fd46a28840aDmitry Shmidt return -1; 396804949598a23f501be6eec21697465fd46a28840aDmitry Shmidt os_memcpy(n, pref_chan, 396904949598a23f501be6eec21697465fd46a28840aDmitry Shmidt num_pref_chan * sizeof(struct p2p_channel)); 397004949598a23f501be6eec21697465fd46a28840aDmitry Shmidt } else 397104949598a23f501be6eec21697465fd46a28840aDmitry Shmidt n = NULL; 397204949598a23f501be6eec21697465fd46a28840aDmitry Shmidt 397304949598a23f501be6eec21697465fd46a28840aDmitry Shmidt os_free(p2p->cfg->pref_chan); 397404949598a23f501be6eec21697465fd46a28840aDmitry Shmidt p2p->cfg->pref_chan = n; 397504949598a23f501be6eec21697465fd46a28840aDmitry Shmidt p2p->cfg->num_pref_chan = num_pref_chan; 397604949598a23f501be6eec21697465fd46a28840aDmitry Shmidt 397704949598a23f501be6eec21697465fd46a28840aDmitry Shmidt return 0; 397804949598a23f501be6eec21697465fd46a28840aDmitry Shmidt} 397904949598a23f501be6eec21697465fd46a28840aDmitry Shmidt 398004949598a23f501be6eec21697465fd46a28840aDmitry Shmidt 398168d0e3ed07847339aedfac8e02f50db68c702e52Dmitry Shmidtint p2p_set_no_go_freq(struct p2p_data *p2p, 398268d0e3ed07847339aedfac8e02f50db68c702e52Dmitry Shmidt const struct wpa_freq_range_list *list) 398368d0e3ed07847339aedfac8e02f50db68c702e52Dmitry Shmidt{ 398468d0e3ed07847339aedfac8e02f50db68c702e52Dmitry Shmidt struct wpa_freq_range *tmp; 398568d0e3ed07847339aedfac8e02f50db68c702e52Dmitry Shmidt 398668d0e3ed07847339aedfac8e02f50db68c702e52Dmitry Shmidt if (list == NULL || list->num == 0) { 398768d0e3ed07847339aedfac8e02f50db68c702e52Dmitry Shmidt os_free(p2p->no_go_freq.range); 398868d0e3ed07847339aedfac8e02f50db68c702e52Dmitry Shmidt p2p->no_go_freq.range = NULL; 398968d0e3ed07847339aedfac8e02f50db68c702e52Dmitry Shmidt p2p->no_go_freq.num = 0; 399068d0e3ed07847339aedfac8e02f50db68c702e52Dmitry Shmidt return 0; 399168d0e3ed07847339aedfac8e02f50db68c702e52Dmitry Shmidt } 399268d0e3ed07847339aedfac8e02f50db68c702e52Dmitry Shmidt 399368d0e3ed07847339aedfac8e02f50db68c702e52Dmitry Shmidt tmp = os_calloc(list->num, sizeof(struct wpa_freq_range)); 399468d0e3ed07847339aedfac8e02f50db68c702e52Dmitry Shmidt if (tmp == NULL) 399568d0e3ed07847339aedfac8e02f50db68c702e52Dmitry Shmidt return -1; 399668d0e3ed07847339aedfac8e02f50db68c702e52Dmitry Shmidt os_memcpy(tmp, list->range, list->num * sizeof(struct wpa_freq_range)); 399768d0e3ed07847339aedfac8e02f50db68c702e52Dmitry Shmidt os_free(p2p->no_go_freq.range); 399868d0e3ed07847339aedfac8e02f50db68c702e52Dmitry Shmidt p2p->no_go_freq.range = tmp; 399968d0e3ed07847339aedfac8e02f50db68c702e52Dmitry Shmidt p2p->no_go_freq.num = list->num; 400068d0e3ed07847339aedfac8e02f50db68c702e52Dmitry Shmidt p2p_dbg(p2p, "Updated no GO chan list"); 400168d0e3ed07847339aedfac8e02f50db68c702e52Dmitry Shmidt 400268d0e3ed07847339aedfac8e02f50db68c702e52Dmitry Shmidt return 0; 400368d0e3ed07847339aedfac8e02f50db68c702e52Dmitry Shmidt} 400468d0e3ed07847339aedfac8e02f50db68c702e52Dmitry Shmidt 400568d0e3ed07847339aedfac8e02f50db68c702e52Dmitry Shmidt 40068d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtint p2p_get_interface_addr(struct p2p_data *p2p, const u8 *dev_addr, 40078d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt u8 *iface_addr) 40088d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 40098d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt struct p2p_device *dev = p2p_get_device(p2p, dev_addr); 40108d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (dev == NULL || is_zero_ether_addr(dev->interface_addr)) 40118d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return -1; 40128d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_memcpy(iface_addr, dev->interface_addr, ETH_ALEN); 40138d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return 0; 40148d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 40158d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 40168d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 40178d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtint p2p_get_dev_addr(struct p2p_data *p2p, const u8 *iface_addr, 40188d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt u8 *dev_addr) 40198d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 40208d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt struct p2p_device *dev = p2p_get_device_interface(p2p, iface_addr); 40218d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (dev == NULL) 40228d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return -1; 40238d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_memcpy(dev_addr, dev->info.p2p_device_addr, ETH_ALEN); 40248d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return 0; 40258d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 40268d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 40278d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 40288d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtvoid p2p_set_peer_filter(struct p2p_data *p2p, const u8 *addr) 40298d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 40308d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_memcpy(p2p->peer_filter, addr, ETH_ALEN); 40318d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (is_zero_ether_addr(p2p->peer_filter)) 4032b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt p2p_dbg(p2p, "Disable peer filter"); 40338d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt else 4034b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt p2p_dbg(p2p, "Enable peer filter for " MACSTR, 4035b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt MAC2STR(p2p->peer_filter)); 40368d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 40378d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 40388d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 40398d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtvoid p2p_set_cross_connect(struct p2p_data *p2p, int enabled) 40408d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 4041b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt p2p_dbg(p2p, "Cross connection %s", enabled ? "enabled" : "disabled"); 40428d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (p2p->cross_connect == enabled) 40438d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return; 40448d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->cross_connect = enabled; 40458d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt /* TODO: may need to tear down any action group where we are GO(?) */ 40468d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 40478d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 40488d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 40498d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtint p2p_get_oper_freq(struct p2p_data *p2p, const u8 *iface_addr) 40508d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 40518d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt struct p2p_device *dev = p2p_get_device_interface(p2p, iface_addr); 40528d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (dev == NULL) 40538d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return -1; 40548d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (dev->oper_freq <= 0) 40558d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return -1; 40568d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return dev->oper_freq; 40578d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 40588d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 40598d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 40608d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtvoid p2p_set_intra_bss_dist(struct p2p_data *p2p, int enabled) 40618d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 4062b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt p2p_dbg(p2p, "Intra BSS distribution %s", 40638d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt enabled ? "enabled" : "disabled"); 40648d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->cfg->p2p_intra_bss = enabled; 40658d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 40668d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 40678d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 406868d0e3ed07847339aedfac8e02f50db68c702e52Dmitry Shmidtvoid p2p_update_channel_list(struct p2p_data *p2p, 406968d0e3ed07847339aedfac8e02f50db68c702e52Dmitry Shmidt const struct p2p_channels *chan, 407068d0e3ed07847339aedfac8e02f50db68c702e52Dmitry Shmidt const struct p2p_channels *cli_chan) 40718d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 4072b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt p2p_dbg(p2p, "Update channel list"); 40738d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_memcpy(&p2p->cfg->channels, chan, sizeof(struct p2p_channels)); 407468d0e3ed07847339aedfac8e02f50db68c702e52Dmitry Shmidt p2p_channels_dump(p2p, "channels", &p2p->cfg->channels); 407568d0e3ed07847339aedfac8e02f50db68c702e52Dmitry Shmidt os_memcpy(&p2p->cfg->cli_channels, cli_chan, 407668d0e3ed07847339aedfac8e02f50db68c702e52Dmitry Shmidt sizeof(struct p2p_channels)); 407768d0e3ed07847339aedfac8e02f50db68c702e52Dmitry Shmidt p2p_channels_dump(p2p, "cli_channels", &p2p->cfg->cli_channels); 40788d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 40798d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 40808d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 40818d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtint p2p_send_action(struct p2p_data *p2p, unsigned int freq, const u8 *dst, 40828d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt const u8 *src, const u8 *bssid, const u8 *buf, 40838d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt size_t len, unsigned int wait_time) 40848d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 40858d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (p2p->p2p_scan_running) { 4086b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt p2p_dbg(p2p, "Delay Action frame TX until p2p_scan completes"); 40878d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (p2p->after_scan_tx) { 4088b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt p2p_dbg(p2p, "Dropped previous pending Action frame TX"); 40898d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_free(p2p->after_scan_tx); 40908d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 40918d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->after_scan_tx = os_malloc(sizeof(*p2p->after_scan_tx) + 40928d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt len); 40938d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (p2p->after_scan_tx == NULL) 40948d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return -1; 40958d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->after_scan_tx->freq = freq; 40968d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_memcpy(p2p->after_scan_tx->dst, dst, ETH_ALEN); 40978d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_memcpy(p2p->after_scan_tx->src, src, ETH_ALEN); 40988d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_memcpy(p2p->after_scan_tx->bssid, bssid, ETH_ALEN); 40998d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->after_scan_tx->len = len; 41008d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->after_scan_tx->wait_time = wait_time; 41018d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_memcpy(p2p->after_scan_tx + 1, buf, len); 41028d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return 0; 41038d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 41048d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 41058d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return p2p->cfg->send_action(p2p->cfg->cb_ctx, freq, dst, src, bssid, 41068d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt buf, len, wait_time); 41078d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 41088d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 41098d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 41108d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtvoid p2p_set_best_channels(struct p2p_data *p2p, int freq_24, int freq_5, 41118d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt int freq_overall) 41128d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 4113b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt p2p_dbg(p2p, "Best channel: 2.4 GHz: %d, 5 GHz: %d, overall: %d", 4114b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt freq_24, freq_5, freq_overall); 41158d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->best_freq_24 = freq_24; 41168d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->best_freq_5 = freq_5; 41178d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->best_freq_overall = freq_overall; 41188d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 41198d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 41208d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 4121700a137ab366edc72e371da68ba187b4717ee660Dmitry Shmidtvoid p2p_set_own_freq_preference(struct p2p_data *p2p, int freq) 4122700a137ab366edc72e371da68ba187b4717ee660Dmitry Shmidt{ 4123b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt p2p_dbg(p2p, "Own frequency preference: %d MHz", freq); 4124700a137ab366edc72e371da68ba187b4717ee660Dmitry Shmidt p2p->own_freq_preference = freq; 4125700a137ab366edc72e371da68ba187b4717ee660Dmitry Shmidt} 4126700a137ab366edc72e371da68ba187b4717ee660Dmitry Shmidt 4127700a137ab366edc72e371da68ba187b4717ee660Dmitry Shmidt 41288d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtconst u8 * p2p_get_go_neg_peer(struct p2p_data *p2p) 41298d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 41308d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (p2p == NULL || p2p->go_neg_peer == NULL) 41318d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return NULL; 41328d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return p2p->go_neg_peer->info.p2p_device_addr; 41338d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 41348d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 41358d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 41368d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtconst struct p2p_peer_info * 41378d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtp2p_get_peer_found(struct p2p_data *p2p, const u8 *addr, int next) 41388d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 41398d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt struct p2p_device *dev; 41408d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 41418d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (addr) { 41428d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt dev = p2p_get_device(p2p, addr); 41438d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (!dev) 41448d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return NULL; 41458d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 41468d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (!next) { 41478d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (dev->flags & P2P_DEV_PROBE_REQ_ONLY) 41488d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return NULL; 41498d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 41508d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return &dev->info; 41518d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } else { 41528d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt do { 41538d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt dev = dl_list_first(&dev->list, 41548d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt struct p2p_device, 41558d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt list); 41568d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (&dev->list == &p2p->devices) 41578d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return NULL; 41588d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } while (dev->flags & P2P_DEV_PROBE_REQ_ONLY); 41598d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 41608d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } else { 41618d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt dev = dl_list_first(&p2p->devices, struct p2p_device, list); 41628d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (!dev) 41638d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return NULL; 41648d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt while (dev->flags & P2P_DEV_PROBE_REQ_ONLY) { 41658d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt dev = dl_list_first(&dev->list, 41668d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt struct p2p_device, 41678d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt list); 41688d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (&dev->list == &p2p->devices) 41698d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return NULL; 41708d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 41718d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 41728d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 41738d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return &dev->info; 41748d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 41751f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt 41761f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt 41771f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidtint p2p_in_progress(struct p2p_data *p2p) 41781f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt{ 41791f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt if (p2p == NULL) 41801f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt return 0; 4181fb79edc9df1f20461e90e478363d207348213d35Dmitry Shmidt if (p2p->state == P2P_SEARCH) 418261d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt return 2; 41831f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt return p2p->state != P2P_IDLE && p2p->state != P2P_PROVISIONING; 41841f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt} 418561d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt 418661d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt 418761d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidtvoid p2p_set_config_timeout(struct p2p_data *p2p, u8 go_timeout, 418861d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt u8 client_timeout) 418961d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt{ 419061d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt if (p2p) { 419161d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt p2p->go_timeout = go_timeout; 419261d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt p2p->client_timeout = client_timeout; 419361d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt } 419461d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt} 419561d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt 419661d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt 419761d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt#ifdef CONFIG_WIFI_DISPLAY 419861d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt 419961d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidtstatic void p2p_update_wfd_ie_groups(struct p2p_data *p2p) 420061d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt{ 420161d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt size_t g; 420261d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt struct p2p_group *group; 420361d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt 420461d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt for (g = 0; g < p2p->num_groups; g++) { 420561d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt group = p2p->groups[g]; 4206b96dad47218788efffa3db0fe7f1b54a7d19e366Dmitry Shmidt p2p_group_force_beacon_update_ies(group); 420761d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt } 420861d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt} 420961d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt 421061d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt 421161d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidtint p2p_set_wfd_ie_beacon(struct p2p_data *p2p, struct wpabuf *ie) 421261d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt{ 421361d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt wpabuf_free(p2p->wfd_ie_beacon); 421461d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt p2p->wfd_ie_beacon = ie; 421561d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt p2p_update_wfd_ie_groups(p2p); 421661d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt return 0; 421761d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt} 421861d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt 421961d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt 422061d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidtint p2p_set_wfd_ie_probe_req(struct p2p_data *p2p, struct wpabuf *ie) 422161d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt{ 422261d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt wpabuf_free(p2p->wfd_ie_probe_req); 422361d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt p2p->wfd_ie_probe_req = ie; 422461d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt return 0; 422561d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt} 422661d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt 422761d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt 422861d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidtint p2p_set_wfd_ie_probe_resp(struct p2p_data *p2p, struct wpabuf *ie) 422961d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt{ 423061d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt wpabuf_free(p2p->wfd_ie_probe_resp); 423161d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt p2p->wfd_ie_probe_resp = ie; 423261d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt p2p_update_wfd_ie_groups(p2p); 423361d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt return 0; 423461d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt} 423561d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt 423661d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt 423761d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidtint p2p_set_wfd_ie_assoc_req(struct p2p_data *p2p, struct wpabuf *ie) 423861d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt{ 423961d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt wpabuf_free(p2p->wfd_ie_assoc_req); 424061d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt p2p->wfd_ie_assoc_req = ie; 424161d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt return 0; 424261d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt} 424361d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt 424461d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt 424561d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidtint p2p_set_wfd_ie_invitation(struct p2p_data *p2p, struct wpabuf *ie) 424661d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt{ 424761d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt wpabuf_free(p2p->wfd_ie_invitation); 424861d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt p2p->wfd_ie_invitation = ie; 424961d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt return 0; 425061d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt} 425161d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt 425261d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt 425361d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidtint p2p_set_wfd_ie_prov_disc_req(struct p2p_data *p2p, struct wpabuf *ie) 425461d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt{ 425561d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt wpabuf_free(p2p->wfd_ie_prov_disc_req); 425661d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt p2p->wfd_ie_prov_disc_req = ie; 425761d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt return 0; 425861d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt} 425961d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt 426061d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt 426161d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidtint p2p_set_wfd_ie_prov_disc_resp(struct p2p_data *p2p, struct wpabuf *ie) 426261d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt{ 426361d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt wpabuf_free(p2p->wfd_ie_prov_disc_resp); 426461d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt p2p->wfd_ie_prov_disc_resp = ie; 426561d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt return 0; 426661d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt} 426761d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt 426861d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt 426961d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidtint p2p_set_wfd_ie_go_neg(struct p2p_data *p2p, struct wpabuf *ie) 427061d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt{ 427161d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt wpabuf_free(p2p->wfd_ie_go_neg); 427261d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt p2p->wfd_ie_go_neg = ie; 427361d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt return 0; 427461d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt} 427561d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt 427661d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt 427761d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidtint p2p_set_wfd_dev_info(struct p2p_data *p2p, const struct wpabuf *elem) 427861d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt{ 427961d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt wpabuf_free(p2p->wfd_dev_info); 428061d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt if (elem) { 428161d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt p2p->wfd_dev_info = wpabuf_dup(elem); 428261d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt if (p2p->wfd_dev_info == NULL) 428361d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt return -1; 428461d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt } else 428561d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt p2p->wfd_dev_info = NULL; 428661d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt 428761d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt return 0; 428861d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt} 428961d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt 429061d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt 429161d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidtint p2p_set_wfd_assoc_bssid(struct p2p_data *p2p, const struct wpabuf *elem) 429261d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt{ 429361d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt wpabuf_free(p2p->wfd_assoc_bssid); 429461d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt if (elem) { 429561d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt p2p->wfd_assoc_bssid = wpabuf_dup(elem); 429661d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt if (p2p->wfd_assoc_bssid == NULL) 429761d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt return -1; 429861d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt } else 429961d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt p2p->wfd_assoc_bssid = NULL; 430061d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt 430161d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt return 0; 430261d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt} 430361d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt 430461d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt 430561d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidtint p2p_set_wfd_coupled_sink_info(struct p2p_data *p2p, 430661d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt const struct wpabuf *elem) 430761d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt{ 430861d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt wpabuf_free(p2p->wfd_coupled_sink_info); 430961d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt if (elem) { 431061d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt p2p->wfd_coupled_sink_info = wpabuf_dup(elem); 431161d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt if (p2p->wfd_coupled_sink_info == NULL) 431261d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt return -1; 431361d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt } else 431461d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt p2p->wfd_coupled_sink_info = NULL; 431561d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt 431661d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt return 0; 431761d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt} 431861d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt 431961d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt#endif /* CONFIG_WIFI_DISPLAY */ 4320d5e4923d04122f81300fa68fb07d64ede28fd44dDmitry Shmidt 4321d5e4923d04122f81300fa68fb07d64ede28fd44dDmitry Shmidt 4322d5e4923d04122f81300fa68fb07d64ede28fd44dDmitry Shmidtint p2p_set_disc_int(struct p2p_data *p2p, int min_disc_int, int max_disc_int, 4323d5e4923d04122f81300fa68fb07d64ede28fd44dDmitry Shmidt int max_disc_tu) 4324d5e4923d04122f81300fa68fb07d64ede28fd44dDmitry Shmidt{ 4325d5e4923d04122f81300fa68fb07d64ede28fd44dDmitry Shmidt if (min_disc_int > max_disc_int || min_disc_int < 0 || max_disc_int < 0) 4326d5e4923d04122f81300fa68fb07d64ede28fd44dDmitry Shmidt return -1; 4327d5e4923d04122f81300fa68fb07d64ede28fd44dDmitry Shmidt 4328d5e4923d04122f81300fa68fb07d64ede28fd44dDmitry Shmidt p2p->min_disc_int = min_disc_int; 4329d5e4923d04122f81300fa68fb07d64ede28fd44dDmitry Shmidt p2p->max_disc_int = max_disc_int; 4330d5e4923d04122f81300fa68fb07d64ede28fd44dDmitry Shmidt p2p->max_disc_tu = max_disc_tu; 4331b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt p2p_dbg(p2p, "Set discoverable interval: min=%d max=%d max_tu=%d", 4332b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt min_disc_int, max_disc_int, max_disc_tu); 4333d5e4923d04122f81300fa68fb07d64ede28fd44dDmitry Shmidt 4334d5e4923d04122f81300fa68fb07d64ede28fd44dDmitry Shmidt return 0; 4335d5e4923d04122f81300fa68fb07d64ede28fd44dDmitry Shmidt} 4336b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt 4337b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt 4338b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidtvoid p2p_dbg(struct p2p_data *p2p, const char *fmt, ...) 4339b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt{ 4340b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt va_list ap; 4341b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt char buf[500]; 4342b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt 4343b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt if (!p2p->cfg->debug_print) 4344b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt return; 4345b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt 4346b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt va_start(ap, fmt); 4347b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt vsnprintf(buf, sizeof(buf), fmt, ap); 4348b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt buf[sizeof(buf) - 1] = '\0'; 4349b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt va_end(ap); 4350b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt p2p->cfg->debug_print(p2p->cfg->cb_ctx, MSG_DEBUG, buf); 4351b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt} 4352b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt 4353b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt 4354b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidtvoid p2p_info(struct p2p_data *p2p, const char *fmt, ...) 4355b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt{ 4356b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt va_list ap; 4357b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt char buf[500]; 4358b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt 4359b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt if (!p2p->cfg->debug_print) 4360b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt return; 4361b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt 4362b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt va_start(ap, fmt); 4363b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt vsnprintf(buf, sizeof(buf), fmt, ap); 4364b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt buf[sizeof(buf) - 1] = '\0'; 4365b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt va_end(ap); 4366b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt p2p->cfg->debug_print(p2p->cfg->cb_ctx, MSG_INFO, buf); 4367b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt} 4368b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt 4369b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt 4370b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidtvoid p2p_err(struct p2p_data *p2p, const char *fmt, ...) 4371b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt{ 4372b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt va_list ap; 4373b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt char buf[500]; 4374b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt 4375b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt if (!p2p->cfg->debug_print) 4376b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt return; 4377b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt 4378b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt va_start(ap, fmt); 4379b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt vsnprintf(buf, sizeof(buf), fmt, ap); 4380b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt buf[sizeof(buf) - 1] = '\0'; 4381b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt va_end(ap); 4382b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt p2p->cfg->debug_print(p2p->cfg->cb_ctx, MSG_ERROR, buf); 4383b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt} 4384cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt 4385cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt 4386cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt#ifdef CONFIG_WPS_NFC 4387cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt 4388cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidtstatic struct wpabuf * p2p_build_nfc_handover(struct p2p_data *p2p, 4389cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt int client_freq, 4390cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt const u8 *go_dev_addr, 4391cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt const u8 *ssid, size_t ssid_len) 4392cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt{ 4393cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt struct wpabuf *buf; 4394cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt u8 op_class, channel; 4395cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt enum p2p_role_indication role = P2P_DEVICE_NOT_IN_GROUP; 4396cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt 4397cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt buf = wpabuf_alloc(1000); 4398cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt if (buf == NULL) 4399cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt return NULL; 4400cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt 4401cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt op_class = p2p->cfg->reg_class; 4402cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt channel = p2p->cfg->channel; 4403cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt 4404cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt p2p_buf_add_capability(buf, p2p->dev_capab & 4405cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt ~P2P_DEV_CAPAB_CLIENT_DISCOVERABILITY, 0); 4406cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt p2p_buf_add_device_info(buf, p2p, NULL); 4407cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt 4408cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt if (p2p->num_groups > 0) { 4409cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt role = P2P_GO_IN_A_GROUP; 4410cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt p2p_freq_to_channel(p2p_group_get_freq(p2p->groups[0]), 4411cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt &op_class, &channel); 4412cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt } else if (client_freq > 0) { 4413cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt role = P2P_CLIENT_IN_A_GROUP; 4414cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt p2p_freq_to_channel(client_freq, &op_class, &channel); 4415cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt } 4416cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt 4417cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt p2p_buf_add_oob_go_neg_channel(buf, p2p->cfg->country, op_class, 4418cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt channel, role); 4419cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt 4420cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt if (p2p->num_groups > 0) { 4421cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt /* Limit number of clients to avoid very long message */ 4422cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt p2p_buf_add_group_info(p2p->groups[0], buf, 5); 4423cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt p2p_group_buf_add_id(p2p->groups[0], buf); 4424cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt } else if (client_freq > 0 && 4425cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt go_dev_addr && !is_zero_ether_addr(go_dev_addr) && 4426cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt ssid && ssid_len > 0) { 4427cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt /* 4428cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt * Add the optional P2P Group ID to indicate in which group this 4429cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt * device is a P2P Client. 4430cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt */ 4431cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt p2p_buf_add_group_id(buf, go_dev_addr, ssid, ssid_len); 4432cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt } 4433cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt 4434cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt return buf; 4435cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt} 4436cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt 4437cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt 4438cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidtstruct wpabuf * p2p_build_nfc_handover_req(struct p2p_data *p2p, 4439cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt int client_freq, 4440cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt const u8 *go_dev_addr, 4441cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt const u8 *ssid, size_t ssid_len) 4442cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt{ 4443cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt return p2p_build_nfc_handover(p2p, client_freq, go_dev_addr, ssid, 4444cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt ssid_len); 4445cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt} 4446cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt 4447cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt 4448cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidtstruct wpabuf * p2p_build_nfc_handover_sel(struct p2p_data *p2p, 4449cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt int client_freq, 4450cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt const u8 *go_dev_addr, 4451cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt const u8 *ssid, size_t ssid_len) 4452cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt{ 4453cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt return p2p_build_nfc_handover(p2p, client_freq, go_dev_addr, ssid, 4454cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt ssid_len); 4455cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt} 4456cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt 4457cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt 4458cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidtint p2p_process_nfc_connection_handover(struct p2p_data *p2p, 4459cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt struct p2p_nfc_params *params) 4460cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt{ 4461cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt struct p2p_message msg; 4462cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt struct p2p_device *dev; 4463cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt const u8 *p2p_dev_addr; 4464cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt int freq; 4465cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt enum p2p_role_indication role; 4466cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt 4467cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt params->next_step = NO_ACTION; 4468cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt 4469cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt if (p2p_parse_ies_separate(params->wsc_attr, params->wsc_len, 4470cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt params->p2p_attr, params->p2p_len, &msg)) { 4471cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt p2p_dbg(p2p, "Failed to parse WSC/P2P attributes from NFC"); 4472cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt p2p_parse_free(&msg); 4473cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt return -1; 4474cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt } 4475cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt 4476cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt if (msg.p2p_device_addr) 4477cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt p2p_dev_addr = msg.p2p_device_addr; 4478cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt else if (msg.device_id) 4479cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt p2p_dev_addr = msg.device_id; 4480cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt else { 4481cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt p2p_dbg(p2p, "Ignore scan data without P2P Device Info or P2P Device Id"); 4482cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt p2p_parse_free(&msg); 4483cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt return -1; 4484cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt } 4485cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt 4486cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt if (msg.oob_dev_password) { 4487cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt os_memcpy(params->oob_dev_pw, msg.oob_dev_password, 4488cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt msg.oob_dev_password_len); 4489cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt params->oob_dev_pw_len = msg.oob_dev_password_len; 4490cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt } 4491cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt 4492cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt dev = p2p_create_device(p2p, p2p_dev_addr); 4493cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt if (dev == NULL) { 4494cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt p2p_parse_free(&msg); 4495cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt return -1; 4496cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt } 4497cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt 4498cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt params->peer = &dev->info; 4499cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt 4500cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt os_get_reltime(&dev->last_seen); 4501cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt dev->flags &= ~(P2P_DEV_PROBE_REQ_ONLY | P2P_DEV_GROUP_CLIENT_ONLY); 4502cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt p2p_copy_wps_info(p2p, dev, 0, &msg); 4503cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt 4504cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt if (!msg.oob_go_neg_channel) { 4505cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt p2p_dbg(p2p, "OOB GO Negotiation Channel attribute not included"); 4506cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt return -1; 4507cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt } 4508cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt 4509cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt if (msg.oob_go_neg_channel[3] == 0 && 4510cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt msg.oob_go_neg_channel[4] == 0) 4511cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt freq = 0; 4512cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt else 4513cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt freq = p2p_channel_to_freq(msg.oob_go_neg_channel[3], 4514cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt msg.oob_go_neg_channel[4]); 4515cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt if (freq < 0) { 4516cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt p2p_dbg(p2p, "Unknown peer OOB GO Neg channel"); 4517cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt return -1; 4518cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt } 4519cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt role = msg.oob_go_neg_channel[5]; 4520cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt 4521cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt if (role == P2P_GO_IN_A_GROUP) { 4522cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt p2p_dbg(p2p, "Peer OOB GO operating channel: %u MHz", freq); 4523cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt params->go_freq = freq; 4524cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt } else if (role == P2P_CLIENT_IN_A_GROUP) { 4525cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt p2p_dbg(p2p, "Peer (client) OOB GO operating channel: %u MHz", 4526cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt freq); 4527cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt params->go_freq = freq; 4528cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt } else 4529cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt p2p_dbg(p2p, "Peer OOB GO Neg channel: %u MHz", freq); 4530cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt dev->oob_go_neg_freq = freq; 4531cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt 4532cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt if (!params->sel && role != P2P_GO_IN_A_GROUP) { 4533cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt freq = p2p_channel_to_freq(p2p->cfg->reg_class, 4534cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt p2p->cfg->channel); 4535cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt if (freq < 0) { 4536cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt p2p_dbg(p2p, "Own listen channel not known"); 4537cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt return -1; 4538cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt } 4539cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt p2p_dbg(p2p, "Use own Listen channel as OOB GO Neg channel: %u MHz", freq); 4540cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt dev->oob_go_neg_freq = freq; 4541cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt } 4542cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt 4543cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt if (msg.group_id) { 4544cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt os_memcpy(params->go_dev_addr, msg.group_id, ETH_ALEN); 4545cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt params->go_ssid_len = msg.group_id_len - ETH_ALEN; 4546cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt os_memcpy(params->go_ssid, msg.group_id + ETH_ALEN, 4547cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt params->go_ssid_len); 4548cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt } 4549cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt 4550cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt p2p_parse_free(&msg); 4551cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt 4552cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt if (dev->flags & P2P_DEV_USER_REJECTED) { 4553cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt p2p_dbg(p2p, "Do not report rejected device"); 4554cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt return 0; 4555cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt } 4556cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt 4557cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt if (!(dev->flags & P2P_DEV_REPORTED)) { 4558cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt p2p->cfg->dev_found(p2p->cfg->cb_ctx, p2p_dev_addr, &dev->info, 4559cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt !(dev->flags & P2P_DEV_REPORTED_ONCE)); 4560cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt dev->flags |= P2P_DEV_REPORTED | P2P_DEV_REPORTED_ONCE; 4561cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt } 4562cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt 4563cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt if (role == P2P_GO_IN_A_GROUP && p2p->num_groups > 0) 4564cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt params->next_step = BOTH_GO; 4565cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt else if (role == P2P_GO_IN_A_GROUP) 4566cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt params->next_step = JOIN_GROUP; 4567cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt else if (role == P2P_CLIENT_IN_A_GROUP) { 4568cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt dev->flags |= P2P_DEV_GROUP_CLIENT_ONLY; 4569cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt params->next_step = PEER_CLIENT; 4570cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt } else if (p2p->num_groups > 0) 4571cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt params->next_step = AUTH_JOIN; 4572cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt else if (params->sel) 4573cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt params->next_step = INIT_GO_NEG; 4574cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt else 4575cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt params->next_step = RESP_GO_NEG; 4576cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt 4577cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt return 0; 4578cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt} 4579cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt 4580cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt 4581cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidtvoid p2p_set_authorized_oob_dev_pw_id(struct p2p_data *p2p, u16 dev_pw_id, 4582cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt int go_intent, 4583cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt const u8 *own_interface_addr) 4584cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt{ 4585cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt 4586cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt p2p->authorized_oob_dev_pw_id = dev_pw_id; 4587cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt if (dev_pw_id == 0) { 4588cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt p2p_dbg(p2p, "NFC OOB Password unauthorized for static handover"); 4589cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt return; 4590cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt } 4591cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt 4592cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt p2p_dbg(p2p, "NFC OOB Password (id=%u) authorized for static handover", 4593cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt dev_pw_id); 4594cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt 4595cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt p2p->go_intent = go_intent; 4596cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt os_memcpy(p2p->intended_addr, own_interface_addr, ETH_ALEN); 4597cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt} 4598cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt 4599cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt#endif /* CONFIG_WPS_NFC */ 4600