p2p.c revision a38abf9af7bec7e89dbfb39ac7bb77223fe47c72
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 (dev->flags & P2P_DEV_REPORTED) 7378d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return 0; 7388d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 739b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt p2p_dbg(p2p, "Peer found with Listen frequency %d MHz (rx_time=%u.%06u)", 740b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt freq, (unsigned int) rx_time->sec, 741f86232838cf712377867cb42417c1613ab5dc425Dmitry Shmidt (unsigned int) rx_time->usec); 7428d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (dev->flags & P2P_DEV_USER_REJECTED) { 743b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt p2p_dbg(p2p, "Do not report rejected device"); 7448d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return 0; 7458d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 7468d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 747f86232838cf712377867cb42417c1613ab5dc425Dmitry Shmidt if (dev->info.config_methods == 0 && 748f86232838cf712377867cb42417c1613ab5dc425Dmitry Shmidt (freq == 2412 || freq == 2437 || freq == 2462)) { 749f86232838cf712377867cb42417c1613ab5dc425Dmitry Shmidt /* 750f86232838cf712377867cb42417c1613ab5dc425Dmitry Shmidt * If we have only seen a Beacon frame from a GO, we do not yet 751f86232838cf712377867cb42417c1613ab5dc425Dmitry Shmidt * know what WPS config methods it supports. Since some 752f86232838cf712377867cb42417c1613ab5dc425Dmitry Shmidt * applications use config_methods value from P2P-DEVICE-FOUND 753f86232838cf712377867cb42417c1613ab5dc425Dmitry Shmidt * events, postpone reporting this peer until we've fully 754f86232838cf712377867cb42417c1613ab5dc425Dmitry Shmidt * discovered its capabilities. 755f86232838cf712377867cb42417c1613ab5dc425Dmitry Shmidt * 756f86232838cf712377867cb42417c1613ab5dc425Dmitry Shmidt * At least for now, do this only if the peer was detected on 757f86232838cf712377867cb42417c1613ab5dc425Dmitry Shmidt * one of the social channels since that peer can be easily be 758f86232838cf712377867cb42417c1613ab5dc425Dmitry Shmidt * found again and there are no limitations of having to use 759f86232838cf712377867cb42417c1613ab5dc425Dmitry Shmidt * passive scan on this channels, so this can be done through 760f86232838cf712377867cb42417c1613ab5dc425Dmitry Shmidt * Probe Response frame that includes the config_methods 761f86232838cf712377867cb42417c1613ab5dc425Dmitry Shmidt * information. 762f86232838cf712377867cb42417c1613ab5dc425Dmitry Shmidt */ 763b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt p2p_dbg(p2p, "Do not report peer " MACSTR 764b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt " with unknown config methods", MAC2STR(addr)); 765f86232838cf712377867cb42417c1613ab5dc425Dmitry Shmidt return 0; 766f86232838cf712377867cb42417c1613ab5dc425Dmitry Shmidt } 767f86232838cf712377867cb42417c1613ab5dc425Dmitry Shmidt 7688d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->cfg->dev_found(p2p->cfg->cb_ctx, addr, &dev->info, 7698d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt !(dev->flags & P2P_DEV_REPORTED_ONCE)); 7708d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt dev->flags |= P2P_DEV_REPORTED | P2P_DEV_REPORTED_ONCE; 7718d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 7728d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return 0; 7738d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 7748d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 7758d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 7768d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtstatic void p2p_device_free(struct p2p_data *p2p, struct p2p_device *dev) 7778d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 7788d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt int i; 7798d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 780497c1d5e50162d6b3c1cce5dbd9c5fd9da69aaefDmitry Shmidt if (p2p->go_neg_peer == dev) { 7811f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt /* 7821f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt * If GO Negotiation is in progress, report that it has failed. 7831f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt */ 784497c1d5e50162d6b3c1cce5dbd9c5fd9da69aaefDmitry Shmidt p2p_go_neg_failed(p2p, dev, -1); 7858d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->go_neg_peer = NULL; 786497c1d5e50162d6b3c1cce5dbd9c5fd9da69aaefDmitry Shmidt } 7878d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (p2p->invite_peer == dev) 7888d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->invite_peer = NULL; 7898d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (p2p->sd_peer == dev) 7908d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->sd_peer = NULL; 7918d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (p2p->pending_client_disc_go == dev) 7928d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->pending_client_disc_go = NULL; 7938d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 794c55524ad84d13014e8019491c2b17e5dcf13545aDmitry Shmidt /* dev_lost() device, but only if it was previously dev_found() */ 795c55524ad84d13014e8019491c2b17e5dcf13545aDmitry Shmidt if (dev->flags & P2P_DEV_REPORTED_ONCE) 796c55524ad84d13014e8019491c2b17e5dcf13545aDmitry Shmidt p2p->cfg->dev_lost(p2p->cfg->cb_ctx, 797c55524ad84d13014e8019491c2b17e5dcf13545aDmitry Shmidt dev->info.p2p_device_addr); 7988d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 7998d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt for (i = 0; i < P2P_MAX_WPS_VENDOR_EXT; i++) { 8008d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpabuf_free(dev->info.wps_vendor_ext[i]); 8018d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt dev->info.wps_vendor_ext[i] = NULL; 8028d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 8038d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 80461d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt wpabuf_free(dev->info.wfd_subelems); 80561d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt 8068d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_free(dev); 8078d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 8088d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 8098d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 8108d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtstatic int p2p_get_next_prog_freq(struct p2p_data *p2p) 8118d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 8128d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt struct p2p_channels *c; 8138d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt struct p2p_reg_class *cla; 8148d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt size_t cl, ch; 8158d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt int found = 0; 8168d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt u8 reg_class; 8178d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt u8 channel; 8188d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt int freq; 8198d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 8208d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt c = &p2p->cfg->channels; 8218d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt for (cl = 0; cl < c->reg_classes; cl++) { 8228d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt cla = &c->reg_class[cl]; 8238d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (cla->reg_class != p2p->last_prog_scan_class) 8248d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt continue; 8258d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt for (ch = 0; ch < cla->channels; ch++) { 8268d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (cla->channel[ch] == p2p->last_prog_scan_chan) { 8278d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt found = 1; 8288d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt break; 8298d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 8308d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 8318d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (found) 8328d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt break; 8338d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 8348d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 8358d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (!found) { 8368d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt /* Start from beginning */ 8378d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt reg_class = c->reg_class[0].reg_class; 8388d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt channel = c->reg_class[0].channel[0]; 8398d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } else { 8408d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt /* Pick the next channel */ 8418d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt ch++; 8428d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (ch == cla->channels) { 8438d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt cl++; 8448d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (cl == c->reg_classes) 8458d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt cl = 0; 8468d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt ch = 0; 8478d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 8488d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt reg_class = c->reg_class[cl].reg_class; 8498d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt channel = c->reg_class[cl].channel[ch]; 8508d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 8518d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 8524b06059785b935dd1f4f09314e4e12c417d2c6a4Dmitry Shmidt freq = p2p_channel_to_freq(reg_class, channel); 853b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt p2p_dbg(p2p, "Next progressive search channel: reg_class %u channel %u -> %d MHz", 8548d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt reg_class, channel, freq); 8558d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->last_prog_scan_class = reg_class; 8568d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->last_prog_scan_chan = channel; 8578d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 8588d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (freq == 2412 || freq == 2437 || freq == 2462) 8598d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return 0; /* No need to add social channels */ 8608d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return freq; 8618d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 8628d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 8638d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 8648d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtstatic void p2p_search(struct p2p_data *p2p) 8658d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 8668d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt int freq = 0; 8678d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt enum p2p_scan_type type; 86804949598a23f501be6eec21697465fd46a28840aDmitry Shmidt u16 pw_id = DEV_PW_DEFAULT; 86961d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt int res; 8708d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 8718d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (p2p->drv_in_listen) { 872b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt p2p_dbg(p2p, "Driver is still in Listen state - wait for it to end before continuing"); 8738d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return; 8748d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 8758d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->cfg->stop_listen(p2p->cfg->cb_ctx); 8768d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 87704949598a23f501be6eec21697465fd46a28840aDmitry Shmidt if (p2p->find_type == P2P_FIND_PROGRESSIVE && 87804949598a23f501be6eec21697465fd46a28840aDmitry Shmidt (freq = p2p_get_next_prog_freq(p2p)) > 0) { 8798d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt type = P2P_SCAN_SOCIAL_PLUS_ONE; 880b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt p2p_dbg(p2p, "Starting search (+ freq %u)", freq); 8818d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } else { 8828d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt type = P2P_SCAN_SOCIAL; 883b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt p2p_dbg(p2p, "Starting search"); 8848d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 8858d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 88661d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt res = p2p->cfg->p2p_scan(p2p->cfg->cb_ctx, type, freq, 88761d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt p2p->num_req_dev_types, p2p->req_dev_types, 88861d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt p2p->find_dev_id, pw_id); 88961d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt if (res < 0) { 890b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt p2p_dbg(p2p, "Scan request failed"); 8918d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_continue_find(p2p); 8928d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } else { 893b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt p2p_dbg(p2p, "Running p2p_scan"); 8948d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->p2p_scan_running = 1; 8958d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt eloop_cancel_timeout(p2p_scan_timeout, p2p, NULL); 8968d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt eloop_register_timeout(P2P_SCAN_TIMEOUT, 0, p2p_scan_timeout, 8978d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p, NULL); 8988d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 8998d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 9008d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 9018d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 9028d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtstatic void p2p_find_timeout(void *eloop_ctx, void *timeout_ctx) 9038d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 9048d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt struct p2p_data *p2p = eloop_ctx; 905b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt p2p_dbg(p2p, "Find timeout -> stop"); 9068d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_stop_find(p2p); 9078d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 9088d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 9098d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 9108d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtstatic int p2p_run_after_scan(struct p2p_data *p2p) 9118d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 9128d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt struct p2p_device *dev; 9138d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt enum p2p_after_scan op; 9148d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 9158d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (p2p->after_scan_tx) { 9168da800a193fb6f8832218715f82a7b4e2d2ad338Dmitry Shmidt p2p->after_scan_tx_in_progress = 1; 917b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt p2p_dbg(p2p, "Send pending Action frame at p2p_scan completion"); 9181f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt p2p->cfg->send_action(p2p->cfg->cb_ctx, 9191f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt p2p->after_scan_tx->freq, 9201f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt p2p->after_scan_tx->dst, 9211f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt p2p->after_scan_tx->src, 9221f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt p2p->after_scan_tx->bssid, 9231f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt (u8 *) (p2p->after_scan_tx + 1), 9241f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt p2p->after_scan_tx->len, 9251f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt p2p->after_scan_tx->wait_time); 9268d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_free(p2p->after_scan_tx); 9278d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->after_scan_tx = NULL; 9288d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return 1; 9298d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 9308d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 9318d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt op = p2p->start_after_scan; 9328d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->start_after_scan = P2P_AFTER_SCAN_NOTHING; 9338d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt switch (op) { 9348d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt case P2P_AFTER_SCAN_NOTHING: 9358d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt break; 9368d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt case P2P_AFTER_SCAN_LISTEN: 937b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt p2p_dbg(p2p, "Start previously requested Listen state"); 9388d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_listen(p2p, p2p->pending_listen_sec * 1000 + 9398d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->pending_listen_usec / 1000); 9408d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return 1; 9418d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt case P2P_AFTER_SCAN_CONNECT: 942b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt p2p_dbg(p2p, "Start previously requested connect with " MACSTR, 9438d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt MAC2STR(p2p->after_scan_peer)); 9448d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt dev = p2p_get_device(p2p, p2p->after_scan_peer); 9458d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (dev == NULL) { 946b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt p2p_dbg(p2p, "Peer not known anymore"); 9478d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt break; 9488d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 9498d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_connect_send(p2p, dev); 9508d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return 1; 9518d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 9528d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 9538d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return 0; 9548d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 9558d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 9568d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 9578d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtstatic void p2p_scan_timeout(void *eloop_ctx, void *timeout_ctx) 9588d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 9598d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt struct p2p_data *p2p = eloop_ctx; 9608d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt int running; 961b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt p2p_dbg(p2p, "p2p_scan timeout (running=%d)", p2p->p2p_scan_running); 9628d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt running = p2p->p2p_scan_running; 9638d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt /* Make sure we recover from missed scan results callback */ 9648d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->p2p_scan_running = 0; 9658d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 9668d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (running) 9678d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_run_after_scan(p2p); 9688d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 9698d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 9708d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 9718d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtstatic void p2p_free_req_dev_types(struct p2p_data *p2p) 9728d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 9738d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->num_req_dev_types = 0; 9748d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_free(p2p->req_dev_types); 9758d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->req_dev_types = NULL; 9768d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 9778d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 9788d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 9798d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtint p2p_find(struct p2p_data *p2p, unsigned int timeout, 9808d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt enum p2p_discovery_type type, 981c5ec7f57ead87efa365800228aa0b09a12d9e6c4Dmitry Shmidt unsigned int num_req_dev_types, const u8 *req_dev_types, 98261d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt const u8 *dev_id, unsigned int search_delay) 9838d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 9848d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt int res; 9858d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 986b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt p2p_dbg(p2p, "Starting find (type=%d)", type); 987fb79edc9df1f20461e90e478363d207348213d35Dmitry Shmidt os_get_reltime(&p2p->find_start); 9888d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (p2p->p2p_scan_running) { 989b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt p2p_dbg(p2p, "p2p_scan is already running"); 9908d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 9918d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 9928d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_free_req_dev_types(p2p); 9938d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (req_dev_types && num_req_dev_types) { 9948d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->req_dev_types = os_malloc(num_req_dev_types * 9958d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt WPS_DEV_TYPE_LEN); 9968d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (p2p->req_dev_types == NULL) 9978d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return -1; 9988d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_memcpy(p2p->req_dev_types, req_dev_types, 9998d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt num_req_dev_types * WPS_DEV_TYPE_LEN); 10008d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->num_req_dev_types = num_req_dev_types; 10018d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 10028d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 1003c5ec7f57ead87efa365800228aa0b09a12d9e6c4Dmitry Shmidt if (dev_id) { 1004c5ec7f57ead87efa365800228aa0b09a12d9e6c4Dmitry Shmidt os_memcpy(p2p->find_dev_id_buf, dev_id, ETH_ALEN); 1005c5ec7f57ead87efa365800228aa0b09a12d9e6c4Dmitry Shmidt p2p->find_dev_id = p2p->find_dev_id_buf; 1006c5ec7f57ead87efa365800228aa0b09a12d9e6c4Dmitry Shmidt } else 1007c5ec7f57ead87efa365800228aa0b09a12d9e6c4Dmitry Shmidt p2p->find_dev_id = NULL; 1008c5ec7f57ead87efa365800228aa0b09a12d9e6c4Dmitry Shmidt 10098d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->start_after_scan = P2P_AFTER_SCAN_NOTHING; 10108d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_clear_timeout(p2p); 10118d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->cfg->stop_listen(p2p->cfg->cb_ctx); 10128d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->find_type = type; 10138d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_device_clear_reported(p2p); 10148d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_set_state(p2p, P2P_SEARCH); 101561d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt p2p->search_delay = search_delay; 101661d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt p2p->in_search_delay = 0; 10178d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt eloop_cancel_timeout(p2p_find_timeout, p2p, NULL); 10181f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt p2p->last_p2p_find_timeout = timeout; 10198d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (timeout) 10208d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt eloop_register_timeout(timeout, 0, p2p_find_timeout, 10218d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p, NULL); 10228d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt switch (type) { 10238d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt case P2P_FIND_START_WITH_FULL: 10248d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt case P2P_FIND_PROGRESSIVE: 10258d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt res = p2p->cfg->p2p_scan(p2p->cfg->cb_ctx, P2P_SCAN_FULL, 0, 10268d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->num_req_dev_types, 102704949598a23f501be6eec21697465fd46a28840aDmitry Shmidt p2p->req_dev_types, dev_id, 102804949598a23f501be6eec21697465fd46a28840aDmitry Shmidt DEV_PW_DEFAULT); 10298d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt break; 10308d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt case P2P_FIND_ONLY_SOCIAL: 10318d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt res = p2p->cfg->p2p_scan(p2p->cfg->cb_ctx, P2P_SCAN_SOCIAL, 0, 10328d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->num_req_dev_types, 103304949598a23f501be6eec21697465fd46a28840aDmitry Shmidt p2p->req_dev_types, dev_id, 103404949598a23f501be6eec21697465fd46a28840aDmitry Shmidt DEV_PW_DEFAULT); 10358d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt break; 10368d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt default: 10378d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return -1; 10388d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 10398d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 10408d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (res == 0) { 1041b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt p2p_dbg(p2p, "Running p2p_scan"); 10428d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->p2p_scan_running = 1; 10438d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt eloop_cancel_timeout(p2p_scan_timeout, p2p, NULL); 10448d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt eloop_register_timeout(P2P_SCAN_TIMEOUT, 0, p2p_scan_timeout, 10458d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p, NULL); 1046fb79edc9df1f20461e90e478363d207348213d35Dmitry Shmidt } else if (p2p->p2p_scan_running) { 1047fb79edc9df1f20461e90e478363d207348213d35Dmitry Shmidt p2p_dbg(p2p, "Failed to start p2p_scan - another p2p_scan was already running"); 1048fb79edc9df1f20461e90e478363d207348213d35Dmitry Shmidt /* wait for the previous p2p_scan to complete */ 104996be6222df414a7dde5c5b1b72df22e67b1a77fcDmitry Shmidt res = 0; /* do not report failure */ 10508d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } else { 1051b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt p2p_dbg(p2p, "Failed to start p2p_scan"); 10521f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt p2p_set_state(p2p, P2P_IDLE); 10531f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt eloop_cancel_timeout(p2p_find_timeout, p2p, NULL); 10548d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 10558d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 10568d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return res; 10578d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 10588d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 10598d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 10608d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtvoid p2p_stop_find_for_freq(struct p2p_data *p2p, int freq) 10618d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 1062b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt p2p_dbg(p2p, "Stopping find"); 10638d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt eloop_cancel_timeout(p2p_find_timeout, p2p, NULL); 10648d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_clear_timeout(p2p); 1065fb79edc9df1f20461e90e478363d207348213d35Dmitry Shmidt if (p2p->state == P2P_SEARCH) 1066b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt p2p->cfg->find_stopped(p2p->cfg->cb_ctx); 10678d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_set_state(p2p, P2P_IDLE); 10688d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_free_req_dev_types(p2p); 10698d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->start_after_scan = P2P_AFTER_SCAN_NOTHING; 10708c65289885e84727226d81b3d32856f79c31ee5fDmitry Shmidt if (p2p->go_neg_peer) 10718c65289885e84727226d81b3d32856f79c31ee5fDmitry Shmidt p2p->go_neg_peer->flags &= ~P2P_DEV_PEER_WAITING_RESPONSE; 10728d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->go_neg_peer = NULL; 10738d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->sd_peer = NULL; 10748d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->invite_peer = NULL; 107504949598a23f501be6eec21697465fd46a28840aDmitry Shmidt p2p_stop_listen_for_freq(p2p, freq); 107604949598a23f501be6eec21697465fd46a28840aDmitry Shmidt} 107704949598a23f501be6eec21697465fd46a28840aDmitry Shmidt 107804949598a23f501be6eec21697465fd46a28840aDmitry Shmidt 107904949598a23f501be6eec21697465fd46a28840aDmitry Shmidtvoid p2p_stop_listen_for_freq(struct p2p_data *p2p, int freq) 108004949598a23f501be6eec21697465fd46a28840aDmitry Shmidt{ 10818d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (freq > 0 && p2p->drv_in_listen == freq && p2p->in_listen) { 1082b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt p2p_dbg(p2p, "Skip stop_listen since we are on correct channel for response"); 10838d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return; 10848d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 108504949598a23f501be6eec21697465fd46a28840aDmitry Shmidt if (p2p->in_listen) { 108604949598a23f501be6eec21697465fd46a28840aDmitry Shmidt p2p->in_listen = 0; 108704949598a23f501be6eec21697465fd46a28840aDmitry Shmidt p2p_clear_timeout(p2p); 108804949598a23f501be6eec21697465fd46a28840aDmitry Shmidt } 10891f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt if (p2p->drv_in_listen) { 10901f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt /* 10911f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt * The driver may not deliver callback to p2p_listen_end() 10921f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt * when the operation gets canceled, so clear the internal 10931f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt * variable that is tracking driver state. 10941f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt */ 1095b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt p2p_dbg(p2p, "Clear drv_in_listen (%d)", p2p->drv_in_listen); 10961f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt p2p->drv_in_listen = 0; 10971f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt } 10988d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->cfg->stop_listen(p2p->cfg->cb_ctx); 10998d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 11008d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 11018d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 1102391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidtvoid p2p_stop_listen(struct p2p_data *p2p) 1103391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt{ 1104391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt if (p2p->state != P2P_LISTEN_ONLY) { 1105391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt p2p_dbg(p2p, "Skip stop_listen since not in listen_only state."); 1106391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt return; 1107391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt } 1108391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt 1109391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt p2p_stop_listen_for_freq(p2p, 0); 1110391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt p2p_set_state(p2p, P2P_IDLE); 1111391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt} 1112391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt 1113391c59f0632df8db1c325da1d31d479b2eedce45Dmitry Shmidt 11148d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtvoid p2p_stop_find(struct p2p_data *p2p) 11158d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 11168d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_stop_find_for_freq(p2p, 0); 11178d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 11188d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 11198d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 1120a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidtstatic int p2p_prepare_channel_pref(struct p2p_data *p2p, 1121a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt unsigned int force_freq, 112268d0e3ed07847339aedfac8e02f50db68c702e52Dmitry Shmidt unsigned int pref_freq, int go) 11238d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 1124a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt u8 op_class, op_channel; 1125a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt unsigned int freq = force_freq ? force_freq : pref_freq; 11268d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 112768d0e3ed07847339aedfac8e02f50db68c702e52Dmitry Shmidt p2p_dbg(p2p, "Prepare channel pref - force_freq=%u pref_freq=%u go=%d", 112868d0e3ed07847339aedfac8e02f50db68c702e52Dmitry Shmidt force_freq, pref_freq, go); 11294b06059785b935dd1f4f09314e4e12c417d2c6a4Dmitry Shmidt if (p2p_freq_to_channel(freq, &op_class, &op_channel) < 0) { 1130b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt p2p_dbg(p2p, "Unsupported frequency %u MHz", freq); 1131a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt return -1; 1132a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt } 1133a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt 113468d0e3ed07847339aedfac8e02f50db68c702e52Dmitry Shmidt if (!p2p_channels_includes(&p2p->cfg->channels, op_class, op_channel) && 113568d0e3ed07847339aedfac8e02f50db68c702e52Dmitry Shmidt (go || !p2p_channels_includes(&p2p->cfg->cli_channels, op_class, 113668d0e3ed07847339aedfac8e02f50db68c702e52Dmitry Shmidt op_channel))) { 1137b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt p2p_dbg(p2p, "Frequency %u MHz (oper_class %u channel %u) not allowed for P2P", 1138b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt freq, op_class, op_channel); 1139a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt return -1; 1140a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt } 1141a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt 1142a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt p2p->op_reg_class = op_class; 1143a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt p2p->op_channel = op_channel; 11448d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 1145a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt if (force_freq) { 1146a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt p2p->channels.reg_classes = 1; 1147a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt p2p->channels.reg_class[0].channels = 1; 1148a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt p2p->channels.reg_class[0].reg_class = p2p->op_reg_class; 1149a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt p2p->channels.reg_class[0].channel[0] = p2p->op_channel; 1150a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt } else { 11518d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_memcpy(&p2p->channels, &p2p->cfg->channels, 11528d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt sizeof(struct p2p_channels)); 11538d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 1154a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt 1155a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt return 0; 1156a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt} 1157a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt 1158a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt 1159a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidtstatic void p2p_prepare_channel_best(struct p2p_data *p2p) 1160a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt{ 1161a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt u8 op_class, op_channel; 1162a0d265f81180f341d22511538fa18166e1bbce9fDmitry Shmidt const int op_classes_5ghz[] = { 124, 115, 0 }; 1163a0d265f81180f341d22511538fa18166e1bbce9fDmitry Shmidt const int op_classes_ht40[] = { 126, 127, 116, 117, 0 }; 1164e0e48dc666fb14a7bb60264ca87463ba7bc1fe0bDmitry Shmidt const int op_classes_vht[] = { 128, 0 }; 1165a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt 1166b7b4d0ec07161a6d76c40ba7ef1306e82fbb7e15Dmitry Shmidt p2p_dbg(p2p, "Prepare channel best"); 1167b7b4d0ec07161a6d76c40ba7ef1306e82fbb7e15Dmitry Shmidt 1168a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt if (!p2p->cfg->cfg_op_channel && p2p->best_freq_overall > 0 && 1169a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt p2p_supported_freq(p2p, p2p->best_freq_overall) && 11704b06059785b935dd1f4f09314e4e12c417d2c6a4Dmitry Shmidt p2p_freq_to_channel(p2p->best_freq_overall, &op_class, &op_channel) 11714b06059785b935dd1f4f09314e4e12c417d2c6a4Dmitry Shmidt == 0) { 1172b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt p2p_dbg(p2p, "Select best overall channel as operating channel preference"); 1173a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt p2p->op_reg_class = op_class; 1174a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt p2p->op_channel = op_channel; 1175a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt } else if (!p2p->cfg->cfg_op_channel && p2p->best_freq_5 > 0 && 1176a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt p2p_supported_freq(p2p, p2p->best_freq_5) && 11774b06059785b935dd1f4f09314e4e12c417d2c6a4Dmitry Shmidt p2p_freq_to_channel(p2p->best_freq_5, &op_class, &op_channel) 11784b06059785b935dd1f4f09314e4e12c417d2c6a4Dmitry Shmidt == 0) { 1179b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt p2p_dbg(p2p, "Select best 5 GHz channel as operating channel preference"); 1180a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt p2p->op_reg_class = op_class; 1181a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt p2p->op_channel = op_channel; 1182a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt } else if (!p2p->cfg->cfg_op_channel && p2p->best_freq_24 > 0 && 1183a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt p2p_supported_freq(p2p, p2p->best_freq_24) && 11844b06059785b935dd1f4f09314e4e12c417d2c6a4Dmitry Shmidt p2p_freq_to_channel(p2p->best_freq_24, &op_class, 11854b06059785b935dd1f4f09314e4e12c417d2c6a4Dmitry Shmidt &op_channel) == 0) { 1186b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt p2p_dbg(p2p, "Select best 2.4 GHz channel as operating channel preference"); 1187a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt p2p->op_reg_class = op_class; 1188a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt p2p->op_channel = op_channel; 1189b7b4d0ec07161a6d76c40ba7ef1306e82fbb7e15Dmitry Shmidt } else if (p2p->cfg->num_pref_chan > 0 && 1190b7b4d0ec07161a6d76c40ba7ef1306e82fbb7e15Dmitry Shmidt p2p_channels_includes(&p2p->cfg->channels, 1191b7b4d0ec07161a6d76c40ba7ef1306e82fbb7e15Dmitry Shmidt p2p->cfg->pref_chan[0].op_class, 1192b7b4d0ec07161a6d76c40ba7ef1306e82fbb7e15Dmitry Shmidt p2p->cfg->pref_chan[0].chan)) { 1193b7b4d0ec07161a6d76c40ba7ef1306e82fbb7e15Dmitry Shmidt p2p_dbg(p2p, "Select first pref_chan entry as operating channel preference"); 1194b7b4d0ec07161a6d76c40ba7ef1306e82fbb7e15Dmitry Shmidt p2p->op_reg_class = p2p->cfg->pref_chan[0].op_class; 1195b7b4d0ec07161a6d76c40ba7ef1306e82fbb7e15Dmitry Shmidt p2p->op_channel = p2p->cfg->pref_chan[0].chan; 1196e0e48dc666fb14a7bb60264ca87463ba7bc1fe0bDmitry Shmidt } else if (p2p_channel_select(&p2p->cfg->channels, op_classes_vht, 1197e0e48dc666fb14a7bb60264ca87463ba7bc1fe0bDmitry Shmidt &p2p->op_reg_class, &p2p->op_channel) == 1198e0e48dc666fb14a7bb60264ca87463ba7bc1fe0bDmitry Shmidt 0) { 1199e0e48dc666fb14a7bb60264ca87463ba7bc1fe0bDmitry Shmidt p2p_dbg(p2p, "Select possible VHT channel (op_class %u channel %u) as operating channel preference", 1200e0e48dc666fb14a7bb60264ca87463ba7bc1fe0bDmitry Shmidt p2p->op_reg_class, p2p->op_channel); 1201e0e48dc666fb14a7bb60264ca87463ba7bc1fe0bDmitry Shmidt } else if (p2p_channel_select(&p2p->cfg->channels, op_classes_ht40, 1202e0e48dc666fb14a7bb60264ca87463ba7bc1fe0bDmitry Shmidt &p2p->op_reg_class, &p2p->op_channel) == 1203e0e48dc666fb14a7bb60264ca87463ba7bc1fe0bDmitry Shmidt 0) { 1204e0e48dc666fb14a7bb60264ca87463ba7bc1fe0bDmitry Shmidt p2p_dbg(p2p, "Select possible HT40 channel (op_class %u channel %u) as operating channel preference", 1205e0e48dc666fb14a7bb60264ca87463ba7bc1fe0bDmitry Shmidt p2p->op_reg_class, p2p->op_channel); 1206e0e48dc666fb14a7bb60264ca87463ba7bc1fe0bDmitry Shmidt } else if (p2p_channel_select(&p2p->cfg->channels, op_classes_5ghz, 1207e0e48dc666fb14a7bb60264ca87463ba7bc1fe0bDmitry Shmidt &p2p->op_reg_class, &p2p->op_channel) == 1208e0e48dc666fb14a7bb60264ca87463ba7bc1fe0bDmitry Shmidt 0) { 1209e0e48dc666fb14a7bb60264ca87463ba7bc1fe0bDmitry Shmidt p2p_dbg(p2p, "Select possible 5 GHz channel (op_class %u channel %u) as operating channel preference", 1210e0e48dc666fb14a7bb60264ca87463ba7bc1fe0bDmitry Shmidt p2p->op_reg_class, p2p->op_channel); 1211a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt } else { 1212b7b4d0ec07161a6d76c40ba7ef1306e82fbb7e15Dmitry Shmidt p2p_dbg(p2p, "Select pre-configured channel as operating channel preference"); 1213a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt p2p->op_reg_class = p2p->cfg->op_reg_class; 1214a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt p2p->op_channel = p2p->cfg->op_channel; 1215a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt } 1216a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt 1217a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt os_memcpy(&p2p->channels, &p2p->cfg->channels, 1218a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt sizeof(struct p2p_channels)); 1219a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt} 1220a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt 1221a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt 1222a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt/** 1223a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt * p2p_prepare_channel - Select operating channel for GO Negotiation 1224a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt * @p2p: P2P module context from p2p_init() 1225a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt * @dev: Selected peer device 1226a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt * @force_freq: Forced frequency in MHz or 0 if not forced 1227a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt * @pref_freq: Preferred frequency in MHz or 0 if no preference 122868d0e3ed07847339aedfac8e02f50db68c702e52Dmitry Shmidt * @go: Whether the local end will be forced to be GO 1229a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt * Returns: 0 on success, -1 on failure (channel not supported for P2P) 1230a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt * 1231a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt * This function is used to do initial operating channel selection for GO 1232a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt * Negotiation prior to having received peer information. The selected channel 1233a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt * may be further optimized in p2p_reselect_channel() once the peer information 1234a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt * is available. 1235a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt */ 12367a5e50a0554bee77a9da492ea3d86f46147f1671Dmitry Shmidtint p2p_prepare_channel(struct p2p_data *p2p, struct p2p_device *dev, 123768d0e3ed07847339aedfac8e02f50db68c702e52Dmitry Shmidt unsigned int force_freq, unsigned int pref_freq, int go) 1238a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt{ 123968d0e3ed07847339aedfac8e02f50db68c702e52Dmitry Shmidt p2p_dbg(p2p, "Prepare channel - force_freq=%u pref_freq=%u go=%d", 124068d0e3ed07847339aedfac8e02f50db68c702e52Dmitry Shmidt force_freq, pref_freq, go); 1241a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt if (force_freq || pref_freq) { 124268d0e3ed07847339aedfac8e02f50db68c702e52Dmitry Shmidt if (p2p_prepare_channel_pref(p2p, force_freq, pref_freq, go) < 124368d0e3ed07847339aedfac8e02f50db68c702e52Dmitry Shmidt 0) 1244a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt return -1; 1245a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt } else { 1246a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt p2p_prepare_channel_best(p2p); 1247a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt } 124868d0e3ed07847339aedfac8e02f50db68c702e52Dmitry Shmidt p2p_channels_dump(p2p, "prepared channels", &p2p->channels); 124968d0e3ed07847339aedfac8e02f50db68c702e52Dmitry Shmidt if (go) 125068d0e3ed07847339aedfac8e02f50db68c702e52Dmitry Shmidt p2p_channels_remove_freqs(&p2p->channels, &p2p->no_go_freq); 125168d0e3ed07847339aedfac8e02f50db68c702e52Dmitry Shmidt else if (!force_freq) 125268d0e3ed07847339aedfac8e02f50db68c702e52Dmitry Shmidt p2p_channels_union(&p2p->channels, &p2p->cfg->cli_channels, 125368d0e3ed07847339aedfac8e02f50db68c702e52Dmitry Shmidt &p2p->channels); 125468d0e3ed07847339aedfac8e02f50db68c702e52Dmitry Shmidt p2p_channels_dump(p2p, "after go/cli filter/add", &p2p->channels); 125568d0e3ed07847339aedfac8e02f50db68c702e52Dmitry Shmidt 1256b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt p2p_dbg(p2p, "Own preference for operation channel: Operating Class %u Channel %u%s", 12578d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->op_reg_class, p2p->op_channel, 12588d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt force_freq ? " (forced)" : ""); 12598d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 1260a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt if (force_freq) 1261a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt dev->flags |= P2P_DEV_FORCE_FREQ; 1262a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt else 1263a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt dev->flags &= ~P2P_DEV_FORCE_FREQ; 1264a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt 12658d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return 0; 12668d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 12678d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 12688d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 12691f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidtstatic void p2p_set_dev_persistent(struct p2p_device *dev, 12701f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt int persistent_group) 12711f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt{ 12721f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt switch (persistent_group) { 12731f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt case 0: 12741f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt dev->flags &= ~(P2P_DEV_PREFER_PERSISTENT_GROUP | 12751f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt P2P_DEV_PREFER_PERSISTENT_RECONN); 12761f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt break; 12771f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt case 1: 12781f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt dev->flags |= P2P_DEV_PREFER_PERSISTENT_GROUP; 12791f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt dev->flags &= ~P2P_DEV_PREFER_PERSISTENT_RECONN; 12801f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt break; 12811f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt case 2: 12821f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt dev->flags |= P2P_DEV_PREFER_PERSISTENT_GROUP | 12831f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt P2P_DEV_PREFER_PERSISTENT_RECONN; 12841f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt break; 12851f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt } 12861f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt} 12871f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt 12881f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt 12898d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtint p2p_connect(struct p2p_data *p2p, const u8 *peer_addr, 12908d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt enum p2p_wps_method wps_method, 12918d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt int go_intent, const u8 *own_interface_addr, 129204949598a23f501be6eec21697465fd46a28840aDmitry Shmidt unsigned int force_freq, int persistent_group, 129304949598a23f501be6eec21697465fd46a28840aDmitry Shmidt const u8 *force_ssid, size_t force_ssid_len, 1294cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt int pd_before_go_neg, unsigned int pref_freq, u16 oob_pw_id) 12958d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 12968d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt struct p2p_device *dev; 12978d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 1298b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt p2p_dbg(p2p, "Request to start group negotiation - peer=" MACSTR 12998d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt " GO Intent=%d Intended Interface Address=" MACSTR 1300cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt " wps_method=%d persistent_group=%d pd_before_go_neg=%d " 1301cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt "oob_pw_id=%u", 13028d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt MAC2STR(peer_addr), go_intent, MAC2STR(own_interface_addr), 1303cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt wps_method, persistent_group, pd_before_go_neg, oob_pw_id); 13048d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 13058d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt dev = p2p_get_device(p2p, peer_addr); 13068d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (dev == NULL || (dev->flags & P2P_DEV_PROBE_REQ_ONLY)) { 1307b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt p2p_dbg(p2p, "Cannot connect to unknown P2P Device " MACSTR, 13088d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt MAC2STR(peer_addr)); 13098d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return -1; 13108d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 13118d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 131268d0e3ed07847339aedfac8e02f50db68c702e52Dmitry Shmidt if (p2p_prepare_channel(p2p, dev, force_freq, pref_freq, 131368d0e3ed07847339aedfac8e02f50db68c702e52Dmitry Shmidt go_intent == 15) < 0) 1314a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt return -1; 1315a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt 13168d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (dev->flags & P2P_DEV_GROUP_CLIENT_ONLY) { 13178d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (!(dev->info.dev_capab & 13188d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt P2P_DEV_CAPAB_CLIENT_DISCOVERABILITY)) { 1319b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt p2p_dbg(p2p, "Cannot connect to P2P Device " MACSTR 13208d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt " that is in a group and is not discoverable", 13218d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt MAC2STR(peer_addr)); 13228d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return -1; 13238d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 13248d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (dev->oper_freq <= 0) { 1325b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt p2p_dbg(p2p, "Cannot connect to P2P Device " MACSTR 13268d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt " with incomplete information", 13278d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt MAC2STR(peer_addr)); 13288d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return -1; 13298d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 13308d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 13318d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt /* 13328d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * First, try to connect directly. If the peer does not 13338d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * acknowledge frames, assume it is sleeping and use device 13348d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * discoverability via the GO at that point. 13358d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt */ 13368d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 13378d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 133804949598a23f501be6eec21697465fd46a28840aDmitry Shmidt p2p->ssid_set = 0; 133904949598a23f501be6eec21697465fd46a28840aDmitry Shmidt if (force_ssid) { 134004949598a23f501be6eec21697465fd46a28840aDmitry Shmidt wpa_hexdump_ascii(MSG_DEBUG, "P2P: Forced SSID", 134104949598a23f501be6eec21697465fd46a28840aDmitry Shmidt force_ssid, force_ssid_len); 134204949598a23f501be6eec21697465fd46a28840aDmitry Shmidt os_memcpy(p2p->ssid, force_ssid, force_ssid_len); 134304949598a23f501be6eec21697465fd46a28840aDmitry Shmidt p2p->ssid_len = force_ssid_len; 134404949598a23f501be6eec21697465fd46a28840aDmitry Shmidt p2p->ssid_set = 1; 134504949598a23f501be6eec21697465fd46a28840aDmitry Shmidt } 134604949598a23f501be6eec21697465fd46a28840aDmitry Shmidt 13478d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt dev->flags &= ~P2P_DEV_NOT_YET_READY; 13488d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt dev->flags &= ~P2P_DEV_USER_REJECTED; 13498d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt dev->flags &= ~P2P_DEV_WAIT_GO_NEG_RESPONSE; 13508d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt dev->flags &= ~P2P_DEV_WAIT_GO_NEG_CONFIRM; 135104949598a23f501be6eec21697465fd46a28840aDmitry Shmidt if (pd_before_go_neg) 135204949598a23f501be6eec21697465fd46a28840aDmitry Shmidt dev->flags |= P2P_DEV_PD_BEFORE_GO_NEG; 1353a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt else { 135404949598a23f501be6eec21697465fd46a28840aDmitry Shmidt dev->flags &= ~P2P_DEV_PD_BEFORE_GO_NEG; 1355a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt /* 13569cdf1b905fae57dea42506a1af67f6ece544b261Dmitry Shmidt * Assign dialog token and tie breaker here to use the same 13579cdf1b905fae57dea42506a1af67f6ece544b261Dmitry Shmidt * values in each retry within the same GO Negotiation exchange. 1358a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt */ 1359a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt dev->dialog_token++; 1360a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt if (dev->dialog_token == 0) 1361a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt dev->dialog_token = 1; 13629cdf1b905fae57dea42506a1af67f6ece544b261Dmitry Shmidt dev->tie_breaker = p2p->next_tie_breaker; 13639cdf1b905fae57dea42506a1af67f6ece544b261Dmitry Shmidt p2p->next_tie_breaker = !p2p->next_tie_breaker; 1364a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt } 13658d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt dev->connect_reqs = 0; 13668d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt dev->go_neg_req_sent = 0; 13678d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt dev->go_state = UNKNOWN_GO; 13681f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt p2p_set_dev_persistent(dev, persistent_group); 13698d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->go_intent = go_intent; 13708d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_memcpy(p2p->intended_addr, own_interface_addr, ETH_ALEN); 13718d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 13728d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (p2p->state != P2P_IDLE) 13738d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_stop_find(p2p); 13748d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 13758d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (p2p->after_scan_tx) { 13768d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt /* 13778d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * We need to drop the pending frame to avoid issues with the 13788d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * new GO Negotiation, e.g., when the pending frame was from a 13798d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * previous attempt at starting a GO Negotiation. 13808d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt */ 1381b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt p2p_dbg(p2p, "Dropped previous pending Action frame TX that was waiting for p2p_scan completion"); 13828d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_free(p2p->after_scan_tx); 13838d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->after_scan_tx = NULL; 13848d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 13858d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 13868d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt dev->wps_method = wps_method; 1387cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt dev->oob_pw_id = oob_pw_id; 13888d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt dev->status = P2P_SC_SUCCESS; 13898d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 13908d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (p2p->p2p_scan_running) { 1391b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt p2p_dbg(p2p, "p2p_scan running - delay connect send"); 13928d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->start_after_scan = P2P_AFTER_SCAN_CONNECT; 13938d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_memcpy(p2p->after_scan_peer, peer_addr, ETH_ALEN); 13948d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return 0; 13958d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 13968d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->start_after_scan = P2P_AFTER_SCAN_NOTHING; 13978d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 13988d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return p2p_connect_send(p2p, dev); 13998d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 14008d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 14018d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 14028d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtint p2p_authorize(struct p2p_data *p2p, const u8 *peer_addr, 14038d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt enum p2p_wps_method wps_method, 14048d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt int go_intent, const u8 *own_interface_addr, 140504949598a23f501be6eec21697465fd46a28840aDmitry Shmidt unsigned int force_freq, int persistent_group, 1406d5e4923d04122f81300fa68fb07d64ede28fd44dDmitry Shmidt const u8 *force_ssid, size_t force_ssid_len, 1407cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt unsigned int pref_freq, u16 oob_pw_id) 14088d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 14098d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt struct p2p_device *dev; 14108d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 1411b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt p2p_dbg(p2p, "Request to authorize group negotiation - peer=" MACSTR 14128d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt " GO Intent=%d Intended Interface Address=" MACSTR 1413cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt " wps_method=%d persistent_group=%d oob_pw_id=%u", 14148d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt MAC2STR(peer_addr), go_intent, MAC2STR(own_interface_addr), 1415cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt wps_method, persistent_group, oob_pw_id); 14168d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 14178d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt dev = p2p_get_device(p2p, peer_addr); 14188d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (dev == NULL) { 1419b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt p2p_dbg(p2p, "Cannot authorize unknown P2P Device " MACSTR, 14208d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt MAC2STR(peer_addr)); 14218d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return -1; 14228d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 14238d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 142468d0e3ed07847339aedfac8e02f50db68c702e52Dmitry Shmidt if (p2p_prepare_channel(p2p, dev, force_freq, pref_freq, go_intent == 142568d0e3ed07847339aedfac8e02f50db68c702e52Dmitry Shmidt 15) < 0) 1426a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt return -1; 1427a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt 142804949598a23f501be6eec21697465fd46a28840aDmitry Shmidt p2p->ssid_set = 0; 142904949598a23f501be6eec21697465fd46a28840aDmitry Shmidt if (force_ssid) { 143004949598a23f501be6eec21697465fd46a28840aDmitry Shmidt wpa_hexdump_ascii(MSG_DEBUG, "P2P: Forced SSID", 143104949598a23f501be6eec21697465fd46a28840aDmitry Shmidt force_ssid, force_ssid_len); 143204949598a23f501be6eec21697465fd46a28840aDmitry Shmidt os_memcpy(p2p->ssid, force_ssid, force_ssid_len); 143304949598a23f501be6eec21697465fd46a28840aDmitry Shmidt p2p->ssid_len = force_ssid_len; 143404949598a23f501be6eec21697465fd46a28840aDmitry Shmidt p2p->ssid_set = 1; 143504949598a23f501be6eec21697465fd46a28840aDmitry Shmidt } 143604949598a23f501be6eec21697465fd46a28840aDmitry Shmidt 14378d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt dev->flags &= ~P2P_DEV_NOT_YET_READY; 14388d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt dev->flags &= ~P2P_DEV_USER_REJECTED; 14398d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt dev->go_neg_req_sent = 0; 14408d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt dev->go_state = UNKNOWN_GO; 14411f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt p2p_set_dev_persistent(dev, persistent_group); 14428d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->go_intent = go_intent; 14438d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_memcpy(p2p->intended_addr, own_interface_addr, ETH_ALEN); 14448d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 14458d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt dev->wps_method = wps_method; 1446cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt dev->oob_pw_id = oob_pw_id; 14478d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt dev->status = P2P_SC_SUCCESS; 14488d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 14498d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return 0; 14508d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 14518d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 14528d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 14538d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtvoid p2p_add_dev_info(struct p2p_data *p2p, const u8 *addr, 14548d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt struct p2p_device *dev, struct p2p_message *msg) 14558d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 1456fb79edc9df1f20461e90e478363d207348213d35Dmitry Shmidt os_get_reltime(&dev->last_seen); 14578d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 1458b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt p2p_copy_wps_info(p2p, dev, 0, msg); 14598d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 14608d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (msg->listen_channel) { 14618d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt int freq; 14624b06059785b935dd1f4f09314e4e12c417d2c6a4Dmitry Shmidt freq = p2p_channel_to_freq(msg->listen_channel[3], 14638d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt msg->listen_channel[4]); 14648d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (freq < 0) { 1465b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt p2p_dbg(p2p, "Unknown peer Listen channel: " 14668d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt "country=%c%c(0x%02x) reg_class=%u channel=%u", 14678d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt msg->listen_channel[0], 14688d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt msg->listen_channel[1], 14698d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt msg->listen_channel[2], 14708d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt msg->listen_channel[3], 14718d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt msg->listen_channel[4]); 14728d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } else { 1473b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt p2p_dbg(p2p, "Update peer " MACSTR 1474b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt " Listen channel: %u -> %u MHz", 14758d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt MAC2STR(dev->info.p2p_device_addr), 14768d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt dev->listen_freq, freq); 14778d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt dev->listen_freq = freq; 14788d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 14798d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 14808d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 148161d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt if (msg->wfd_subelems) { 148261d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt wpabuf_free(dev->info.wfd_subelems); 148361d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt dev->info.wfd_subelems = wpabuf_dup(msg->wfd_subelems); 148461d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt } 148561d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt 14868d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (dev->flags & P2P_DEV_PROBE_REQ_ONLY) { 14878d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt dev->flags &= ~P2P_DEV_PROBE_REQ_ONLY; 1488b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt p2p_dbg(p2p, "Completed device entry based on data from GO Negotiation Request"); 14898d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } else { 1490b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt p2p_dbg(p2p, "Created device entry based on GO Neg Req: " 14918d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt MACSTR " dev_capab=0x%x group_capab=0x%x name='%s' " 14928d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt "listen_freq=%d", 14938d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt MAC2STR(dev->info.p2p_device_addr), 14948d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt dev->info.dev_capab, dev->info.group_capab, 14958d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt dev->info.device_name, dev->listen_freq); 14968d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 14978d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 14988d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt dev->flags &= ~P2P_DEV_GROUP_CLIENT_ONLY; 14998d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 15008d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (dev->flags & P2P_DEV_USER_REJECTED) { 1501b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt p2p_dbg(p2p, "Do not report rejected device"); 15028d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return; 15038d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 15048d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 15058d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->cfg->dev_found(p2p->cfg->cb_ctx, addr, &dev->info, 15068d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt !(dev->flags & P2P_DEV_REPORTED_ONCE)); 15078d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt dev->flags |= P2P_DEV_REPORTED | P2P_DEV_REPORTED_ONCE; 15088d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 15098d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 15108d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 15118d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtvoid p2p_build_ssid(struct p2p_data *p2p, u8 *ssid, size_t *ssid_len) 15128d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 15138d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_memcpy(ssid, P2P_WILDCARD_SSID, P2P_WILDCARD_SSID_LEN); 15148d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_random((char *) &ssid[P2P_WILDCARD_SSID_LEN], 2); 15158d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_memcpy(&ssid[P2P_WILDCARD_SSID_LEN + 2], 15168d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->cfg->ssid_postfix, p2p->cfg->ssid_postfix_len); 15178d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt *ssid_len = P2P_WILDCARD_SSID_LEN + 2 + p2p->cfg->ssid_postfix_len; 15188d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 15198d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 15208d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 15218d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtint p2p_go_params(struct p2p_data *p2p, struct p2p_go_neg_results *params) 15228d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 15238d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_build_ssid(p2p, params->ssid, ¶ms->ssid_len); 15248d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_random(params->passphrase, 8); 15258d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return 0; 15268d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 15278d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 15288d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 15298d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtvoid p2p_go_complete(struct p2p_data *p2p, struct p2p_device *peer) 15308d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 15318d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt struct p2p_go_neg_results res; 15328d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt int go = peer->go_state == LOCAL_GO; 15338d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt struct p2p_channels intersection; 15348d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt int freqs; 15358d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt size_t i, j; 15368d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 1537b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt p2p_dbg(p2p, "GO Negotiation with " MACSTR " completed (%s will be GO)", 1538b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt MAC2STR(peer->info.p2p_device_addr), go ? "local end" : "peer"); 15398d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 15408d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_memset(&res, 0, sizeof(res)); 15418d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt res.role_go = go; 15428d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_memcpy(res.peer_device_addr, peer->info.p2p_device_addr, ETH_ALEN); 15438d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_memcpy(res.peer_interface_addr, peer->intended_addr, ETH_ALEN); 15448d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt res.wps_method = peer->wps_method; 15451f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt if (peer->flags & P2P_DEV_PREFER_PERSISTENT_GROUP) { 15461f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt if (peer->flags & P2P_DEV_PREFER_PERSISTENT_RECONN) 15471f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt res.persistent_group = 2; 15481f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt else 15491f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt res.persistent_group = 1; 15501f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt } 15518d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 15528d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (go) { 15538d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt /* Setup AP mode for WPS provisioning */ 15544b06059785b935dd1f4f09314e4e12c417d2c6a4Dmitry Shmidt res.freq = p2p_channel_to_freq(p2p->op_reg_class, 15558d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->op_channel); 15568d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_memcpy(res.ssid, p2p->ssid, p2p->ssid_len); 15578d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt res.ssid_len = p2p->ssid_len; 15588d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_random(res.passphrase, 8); 15598d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } else { 15608d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt res.freq = peer->oper_freq; 15618d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (p2p->ssid_len) { 15628d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_memcpy(res.ssid, p2p->ssid, p2p->ssid_len); 15638d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt res.ssid_len = p2p->ssid_len; 15648d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 15658d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 15668d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 156768d0e3ed07847339aedfac8e02f50db68c702e52Dmitry Shmidt p2p_channels_dump(p2p, "own channels", &p2p->channels); 156868d0e3ed07847339aedfac8e02f50db68c702e52Dmitry Shmidt p2p_channels_dump(p2p, "peer channels", &peer->channels); 15698d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_channels_intersect(&p2p->channels, &peer->channels, 15708d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt &intersection); 157168d0e3ed07847339aedfac8e02f50db68c702e52Dmitry Shmidt if (go) { 157268d0e3ed07847339aedfac8e02f50db68c702e52Dmitry Shmidt p2p_channels_remove_freqs(&intersection, &p2p->no_go_freq); 157368d0e3ed07847339aedfac8e02f50db68c702e52Dmitry Shmidt p2p_channels_dump(p2p, "intersection after no-GO removal", 157468d0e3ed07847339aedfac8e02f50db68c702e52Dmitry Shmidt &intersection); 157568d0e3ed07847339aedfac8e02f50db68c702e52Dmitry Shmidt } 15768d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt freqs = 0; 15778d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt for (i = 0; i < intersection.reg_classes; i++) { 15788d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt struct p2p_reg_class *c = &intersection.reg_class[i]; 15798d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (freqs + 1 == P2P_MAX_CHANNELS) 15808d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt break; 15818d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt for (j = 0; j < c->channels; j++) { 15828d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt int freq; 15838d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (freqs + 1 == P2P_MAX_CHANNELS) 15848d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt break; 15854b06059785b935dd1f4f09314e4e12c417d2c6a4Dmitry Shmidt freq = p2p_channel_to_freq(c->reg_class, c->channel[j]); 15868d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (freq < 0) 15878d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt continue; 15888d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt res.freq_list[freqs++] = freq; 15898d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 15908d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 15918d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 15928d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt res.peer_config_timeout = go ? peer->client_timeout : peer->go_timeout; 15938d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 15948d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_clear_timeout(p2p); 15951f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt p2p->ssid_set = 0; 15968d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt peer->go_neg_req_sent = 0; 15978d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt peer->wps_method = WPS_NOT_READY; 1598cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt peer->oob_pw_id = 0; 15998d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 16008d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_set_state(p2p, P2P_PROVISIONING); 16018d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->cfg->go_neg_completed(p2p->cfg->cb_ctx, &res); 16028d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 16038d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 16048d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 16058d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtstatic void p2p_rx_p2p_action(struct p2p_data *p2p, const u8 *sa, 16068d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt const u8 *data, size_t len, int rx_freq) 16078d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 1608b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt p2p_dbg(p2p, "RX P2P Public Action from " MACSTR, MAC2STR(sa)); 16098d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpa_hexdump(MSG_MSGDUMP, "P2P: P2P Public Action contents", data, len); 16108d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 16118d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (len < 1) 16128d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return; 16138d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 16148d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt switch (data[0]) { 16158d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt case P2P_GO_NEG_REQ: 16168d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_process_go_neg_req(p2p, sa, data + 1, len - 1, rx_freq); 16178d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt break; 16188d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt case P2P_GO_NEG_RESP: 16198d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_process_go_neg_resp(p2p, sa, data + 1, len - 1, rx_freq); 16208d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt break; 16218d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt case P2P_GO_NEG_CONF: 16228d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_process_go_neg_conf(p2p, sa, data + 1, len - 1); 16238d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt break; 16248d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt case P2P_INVITATION_REQ: 16258d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_process_invitation_req(p2p, sa, data + 1, len - 1, 16268d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt rx_freq); 16278d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt break; 16288d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt case P2P_INVITATION_RESP: 1629051af73b8f8014eff33330aead0f36944b3403e6Dmitry Shmidt p2p->cfg->send_action_done(p2p->cfg->cb_ctx); 16308d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_process_invitation_resp(p2p, sa, data + 1, len - 1); 16318d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt break; 16328d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt case P2P_PROV_DISC_REQ: 16338d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_process_prov_disc_req(p2p, sa, data + 1, len - 1, rx_freq); 16348d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt break; 16358d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt case P2P_PROV_DISC_RESP: 16368d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_process_prov_disc_resp(p2p, sa, data + 1, len - 1); 16378d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt break; 16388d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt case P2P_DEV_DISC_REQ: 16398d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_process_dev_disc_req(p2p, sa, data + 1, len - 1, rx_freq); 16408d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt break; 16418d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt case P2P_DEV_DISC_RESP: 16428d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_process_dev_disc_resp(p2p, sa, data + 1, len - 1); 16438d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt break; 16448d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt default: 1645b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt p2p_dbg(p2p, "Unsupported P2P Public Action frame type %d", 16468d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt data[0]); 16478d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt break; 16488d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 16498d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 16508d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 16518d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 16521f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidtstatic void p2p_rx_action_public(struct p2p_data *p2p, const u8 *da, 16531f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt const u8 *sa, const u8 *bssid, const u8 *data, 16541f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt size_t len, int freq) 16558d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 16568d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (len < 1) 16578d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return; 16588d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 16598d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt switch (data[0]) { 16608d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt case WLAN_PA_VENDOR_SPECIFIC: 16618d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt data++; 16628d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt len--; 1663a38abf9af7bec7e89dbfb39ac7bb77223fe47c72Dmitry Shmidt if (len < 4) 16648d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return; 1665a38abf9af7bec7e89dbfb39ac7bb77223fe47c72Dmitry Shmidt if (WPA_GET_BE32(data) != P2P_IE_VENDOR_TYPE) 16668d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return; 16678d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 1668a38abf9af7bec7e89dbfb39ac7bb77223fe47c72Dmitry Shmidt data += 4; 1669a38abf9af7bec7e89dbfb39ac7bb77223fe47c72Dmitry Shmidt len -= 4; 16708d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 1671a38abf9af7bec7e89dbfb39ac7bb77223fe47c72Dmitry Shmidt p2p_rx_p2p_action(p2p, sa, data, len, freq); 16728d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt break; 16738d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt case WLAN_PA_GAS_INITIAL_REQ: 16748d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_rx_gas_initial_req(p2p, sa, data + 1, len - 1, freq); 16758d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt break; 16768d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt case WLAN_PA_GAS_INITIAL_RESP: 16778d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_rx_gas_initial_resp(p2p, sa, data + 1, len - 1, freq); 16788d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt break; 16798d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt case WLAN_PA_GAS_COMEBACK_REQ: 16808d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_rx_gas_comeback_req(p2p, sa, data + 1, len - 1, freq); 16818d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt break; 16828d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt case WLAN_PA_GAS_COMEBACK_RESP: 16838d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_rx_gas_comeback_resp(p2p, sa, data + 1, len - 1, freq); 16848d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt break; 16858d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 16868d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 16878d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 16888d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 16898d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtvoid p2p_rx_action(struct p2p_data *p2p, const u8 *da, const u8 *sa, 16908d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt const u8 *bssid, u8 category, 16918d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt const u8 *data, size_t len, int freq) 16928d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 16938d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (category == WLAN_ACTION_PUBLIC) { 16948d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_rx_action_public(p2p, da, sa, bssid, data, len, freq); 16958d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return; 16968d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 16978d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 16988d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (category != WLAN_ACTION_VENDOR_SPECIFIC) 16998d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return; 17008d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 17018d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (len < 4) 17028d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return; 17038d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 1704a38abf9af7bec7e89dbfb39ac7bb77223fe47c72Dmitry Shmidt if (WPA_GET_BE32(data) != P2P_IE_VENDOR_TYPE) 17058d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return; 1706a38abf9af7bec7e89dbfb39ac7bb77223fe47c72Dmitry Shmidt data += 4; 1707a38abf9af7bec7e89dbfb39ac7bb77223fe47c72Dmitry Shmidt len -= 4; 17088d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 17098d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt /* P2P action frame */ 1710b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt p2p_dbg(p2p, "RX P2P Action from " MACSTR, MAC2STR(sa)); 17118d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpa_hexdump(MSG_MSGDUMP, "P2P: P2P Action contents", data, len); 17128d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 17138d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (len < 1) 17148d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return; 17158d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt switch (data[0]) { 17168d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt case P2P_NOA: 1717b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt p2p_dbg(p2p, "Received P2P Action - Notice of Absence"); 17188d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt /* TODO */ 17198d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt break; 17208d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt case P2P_PRESENCE_REQ: 17218d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_process_presence_req(p2p, da, sa, data + 1, len - 1, freq); 17228d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt break; 17238d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt case P2P_PRESENCE_RESP: 17248d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_process_presence_resp(p2p, da, sa, data + 1, len - 1); 17258d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt break; 17268d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt case P2P_GO_DISC_REQ: 17278d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_process_go_disc_req(p2p, da, sa, data + 1, len - 1, freq); 17288d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt break; 17298d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt default: 1730b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt p2p_dbg(p2p, "Received P2P Action - unknown type %u", data[0]); 17318d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt break; 17328d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 17338d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 17348d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 17358d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 17368d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtstatic void p2p_go_neg_start(void *eloop_ctx, void *timeout_ctx) 17378d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 17388d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt struct p2p_data *p2p = eloop_ctx; 17398d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (p2p->go_neg_peer == NULL) 17408d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return; 17418d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->cfg->stop_listen(p2p->cfg->cb_ctx); 17428d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->go_neg_peer->status = P2P_SC_SUCCESS; 17438d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_connect_send(p2p, p2p->go_neg_peer); 17448d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 17458d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 17468d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 17478d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtstatic void p2p_invite_start(void *eloop_ctx, void *timeout_ctx) 17488d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 17498d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt struct p2p_data *p2p = eloop_ctx; 17508d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (p2p->invite_peer == NULL) 17518d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return; 17528d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->cfg->stop_listen(p2p->cfg->cb_ctx); 1753cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt p2p_invite_send(p2p, p2p->invite_peer, p2p->invite_go_dev_addr, 1754cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt p2p->invite_dev_pw_id); 17558d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 17568d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 17578d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 17588d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtstatic void p2p_add_dev_from_probe_req(struct p2p_data *p2p, const u8 *addr, 17598d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt const u8 *ie, size_t ie_len) 17608d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 17618d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt struct p2p_message msg; 17628d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt struct p2p_device *dev; 17638d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 17648d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_memset(&msg, 0, sizeof(msg)); 17658d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (p2p_parse_ies(ie, ie_len, &msg) < 0 || msg.p2p_attributes == NULL) 17668d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt { 17678d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_parse_free(&msg); 17688d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return; /* not a P2P probe */ 17698d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 17708d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 17718d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (msg.ssid == NULL || msg.ssid[1] != P2P_WILDCARD_SSID_LEN || 17728d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_memcmp(msg.ssid + 2, P2P_WILDCARD_SSID, P2P_WILDCARD_SSID_LEN) 17738d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt != 0) { 17748d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt /* The Probe Request is not part of P2P Device Discovery. It is 17758d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * not known whether the source address of the frame is the P2P 17768d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * Device Address or P2P Interface Address. Do not add a new 17778d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * peer entry based on this frames. 17788d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt */ 17798d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_parse_free(&msg); 17808d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return; 17818d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 17828d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 17838d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt dev = p2p_get_device(p2p, addr); 17848d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (dev) { 17858d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (dev->country[0] == 0 && msg.listen_channel) 17868d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_memcpy(dev->country, msg.listen_channel, 3); 1787fb79edc9df1f20461e90e478363d207348213d35Dmitry Shmidt os_get_reltime(&dev->last_seen); 17888d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_parse_free(&msg); 17898d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return; /* already known */ 17908d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 17918d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 17928d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt dev = p2p_create_device(p2p, addr); 17938d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (dev == NULL) { 17948d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_parse_free(&msg); 17958d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return; 17968d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 17978d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 1798fb79edc9df1f20461e90e478363d207348213d35Dmitry Shmidt os_get_reltime(&dev->last_seen); 17998d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt dev->flags |= P2P_DEV_PROBE_REQ_ONLY; 18008d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 18018d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (msg.listen_channel) { 18028d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_memcpy(dev->country, msg.listen_channel, 3); 18034b06059785b935dd1f4f09314e4e12c417d2c6a4Dmitry Shmidt dev->listen_freq = p2p_channel_to_freq(msg.listen_channel[3], 18048d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt msg.listen_channel[4]); 18058d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 18068d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 1807b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt p2p_copy_wps_info(p2p, dev, 1, &msg); 18088d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 180961d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt if (msg.wfd_subelems) { 181061d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt wpabuf_free(dev->info.wfd_subelems); 181161d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt dev->info.wfd_subelems = wpabuf_dup(msg.wfd_subelems); 181261d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt } 181361d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt 18148d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_parse_free(&msg); 18158d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 1816b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt p2p_dbg(p2p, "Created device entry based on Probe Req: " MACSTR 18178d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt " dev_capab=0x%x group_capab=0x%x name='%s' listen_freq=%d", 18188d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt MAC2STR(dev->info.p2p_device_addr), dev->info.dev_capab, 18198d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt dev->info.group_capab, dev->info.device_name, 18208d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt dev->listen_freq); 18218d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 18228d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 18238d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 18248d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtstruct p2p_device * p2p_add_dev_from_go_neg_req(struct p2p_data *p2p, 18258d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt const u8 *addr, 18268d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt struct p2p_message *msg) 18278d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 18288d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt struct p2p_device *dev; 18298d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 18308d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt dev = p2p_get_device(p2p, addr); 18318d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (dev) { 1832fb79edc9df1f20461e90e478363d207348213d35Dmitry Shmidt os_get_reltime(&dev->last_seen); 18338d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return dev; /* already known */ 18348d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 18358d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 18368d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt dev = p2p_create_device(p2p, addr); 18378d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (dev == NULL) 18388d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return NULL; 18398d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 18408d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_add_dev_info(p2p, addr, dev, msg); 18418d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 18428d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return dev; 18438d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 18448d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 18458d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 18468d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtstatic int dev_type_match(const u8 *dev_type, const u8 *req_dev_type) 18478d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 18488d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (os_memcmp(dev_type, req_dev_type, WPS_DEV_TYPE_LEN) == 0) 18498d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return 1; 18508d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (os_memcmp(dev_type, req_dev_type, 2) == 0 && 18518d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt WPA_GET_BE32(&req_dev_type[2]) == 0 && 18528d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt WPA_GET_BE16(&req_dev_type[6]) == 0) 18538d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return 1; /* Category match with wildcard OUI/sub-category */ 18548d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return 0; 18558d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 18568d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 18578d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 18588d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtint dev_type_list_match(const u8 *dev_type, const u8 *req_dev_type[], 18598d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt size_t num_req_dev_type) 18608d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 18618d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt size_t i; 18628d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt for (i = 0; i < num_req_dev_type; i++) { 18638d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (dev_type_match(dev_type, req_dev_type[i])) 18648d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return 1; 18658d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 18668d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return 0; 18678d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 18688d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 18698d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 18708d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt/** 18718d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * p2p_match_dev_type - Match local device type with requested type 18728d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * @p2p: P2P module context from p2p_init() 18738d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * @wps: WPS TLVs from Probe Request frame (concatenated WPS IEs) 18748d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * Returns: 1 on match, 0 on mismatch 18758d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * 18768d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * This function can be used to match the Requested Device Type attribute in 18778d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * WPS IE with the local device types for deciding whether to reply to a Probe 18788d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * Request frame. 18798d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt */ 18808d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtint p2p_match_dev_type(struct p2p_data *p2p, struct wpabuf *wps) 18818d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 18828d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt struct wps_parse_attr attr; 18838d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt size_t i; 18848d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 18858d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (wps_parse_msg(wps, &attr)) 18868d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return 1; /* assume no Requested Device Type attributes */ 18878d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 18888d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (attr.num_req_dev_type == 0) 18898d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return 1; /* no Requested Device Type attributes -> match */ 18908d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 18918d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (dev_type_list_match(p2p->cfg->pri_dev_type, attr.req_dev_type, 18928d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt attr.num_req_dev_type)) 18938d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return 1; /* Own Primary Device Type matches */ 18948d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 18958d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt for (i = 0; i < p2p->cfg->num_sec_dev_types; i++) 18968d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (dev_type_list_match(p2p->cfg->sec_dev_type[i], 18978d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt attr.req_dev_type, 18988d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt attr.num_req_dev_type)) 18998d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return 1; /* Own Secondary Device Type matches */ 19008d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 19018d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt /* No matching device type found */ 19028d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return 0; 19038d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 19048d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 19058d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 19068d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtstruct wpabuf * p2p_build_probe_resp_ies(struct p2p_data *p2p) 19078d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 19088d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt struct wpabuf *buf; 19098d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt u8 *len; 191004949598a23f501be6eec21697465fd46a28840aDmitry Shmidt int pw_id = -1; 191161d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt size_t extra = 0; 191261d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt 191361d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt#ifdef CONFIG_WIFI_DISPLAY 191461d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt if (p2p->wfd_ie_probe_resp) 191561d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt extra = wpabuf_len(p2p->wfd_ie_probe_resp); 191661d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt#endif /* CONFIG_WIFI_DISPLAY */ 19178d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 191861d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt buf = wpabuf_alloc(1000 + extra); 19198d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (buf == NULL) 19208d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return NULL; 19218d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 192204949598a23f501be6eec21697465fd46a28840aDmitry Shmidt if (p2p->go_neg_peer) { 192304949598a23f501be6eec21697465fd46a28840aDmitry Shmidt /* Advertise immediate availability of WPS credential */ 192404949598a23f501be6eec21697465fd46a28840aDmitry Shmidt pw_id = p2p_wps_method_pw_id(p2p->go_neg_peer->wps_method); 192504949598a23f501be6eec21697465fd46a28840aDmitry Shmidt } 192604949598a23f501be6eec21697465fd46a28840aDmitry Shmidt 192768d0e3ed07847339aedfac8e02f50db68c702e52Dmitry Shmidt if (p2p_build_wps_ie(p2p, buf, pw_id, 1) < 0) { 192868d0e3ed07847339aedfac8e02f50db68c702e52Dmitry Shmidt p2p_dbg(p2p, "Failed to build WPS IE for Probe Response"); 192968d0e3ed07847339aedfac8e02f50db68c702e52Dmitry Shmidt wpabuf_free(buf); 193068d0e3ed07847339aedfac8e02f50db68c702e52Dmitry Shmidt return NULL; 193168d0e3ed07847339aedfac8e02f50db68c702e52Dmitry Shmidt } 19328d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 193361d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt#ifdef CONFIG_WIFI_DISPLAY 193461d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt if (p2p->wfd_ie_probe_resp) 193561d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt wpabuf_put_buf(buf, p2p->wfd_ie_probe_resp); 193661d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt#endif /* CONFIG_WIFI_DISPLAY */ 193761d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt 19388d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt /* P2P IE */ 19398d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt len = p2p_buf_add_ie_hdr(buf); 194004949598a23f501be6eec21697465fd46a28840aDmitry Shmidt p2p_buf_add_capability(buf, p2p->dev_capab & 194104949598a23f501be6eec21697465fd46a28840aDmitry Shmidt ~P2P_DEV_CAPAB_CLIENT_DISCOVERABILITY, 0); 19428d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (p2p->ext_listen_interval) 19438d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_buf_add_ext_listen_timing(buf, p2p->ext_listen_period, 19448d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->ext_listen_interval); 19458d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_buf_add_device_info(buf, p2p, NULL); 19468d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_buf_update_ie_hdr(buf, len); 19478d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 19488d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return buf; 19498d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 19508d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 19518d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 195204949598a23f501be6eec21697465fd46a28840aDmitry Shmidtstatic enum p2p_probe_req_status 195304949598a23f501be6eec21697465fd46a28840aDmitry Shmidtp2p_reply_probe(struct p2p_data *p2p, const u8 *addr, const u8 *dst, 195404949598a23f501be6eec21697465fd46a28840aDmitry Shmidt const u8 *bssid, const u8 *ie, size_t ie_len) 19558d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 19568d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt struct ieee802_11_elems elems; 19578d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt struct wpabuf *buf; 19588d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt struct ieee80211_mgmt *resp; 19591f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt struct p2p_message msg; 19608d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt struct wpabuf *ies; 19618d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 19628d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (!p2p->in_listen || !p2p->drv_in_listen) { 19638d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt /* not in Listen state - ignore Probe Request */ 19647f93d6fa14a343127754c33a03cf2f641b6ff6e4Dmitry Shmidt p2p_dbg(p2p, "Not in Listen state (in_listen=%d drv_in_listen=%d) - ignore Probe Request", 19657f93d6fa14a343127754c33a03cf2f641b6ff6e4Dmitry Shmidt p2p->in_listen, p2p->drv_in_listen); 196604949598a23f501be6eec21697465fd46a28840aDmitry Shmidt return P2P_PREQ_NOT_LISTEN; 19678d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 19688d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 19698d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (ieee802_11_parse_elems((u8 *) ie, ie_len, &elems, 0) == 19708d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt ParseFailed) { 19718d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt /* Ignore invalid Probe Request frames */ 1972ec58b164a608cbc1d99e71bb3d86ef4b263377dcDmitry Shmidt p2p_dbg(p2p, "Could not parse Probe Request frame - ignore it"); 197304949598a23f501be6eec21697465fd46a28840aDmitry Shmidt return P2P_PREQ_MALFORMED; 19748d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 19758d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 19768d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (elems.p2p == NULL) { 19778d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt /* not a P2P probe - ignore it */ 1978ec58b164a608cbc1d99e71bb3d86ef4b263377dcDmitry Shmidt p2p_dbg(p2p, "Not a P2P probe - ignore it"); 197904949598a23f501be6eec21697465fd46a28840aDmitry Shmidt return P2P_PREQ_NOT_P2P; 19808d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 19818d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 19821f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt if (dst && !is_broadcast_ether_addr(dst) && 19831f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt os_memcmp(dst, p2p->cfg->dev_addr, ETH_ALEN) != 0) { 19841f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt /* Not sent to the broadcast address or our P2P Device Address 19851f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt */ 1986ec58b164a608cbc1d99e71bb3d86ef4b263377dcDmitry Shmidt p2p_dbg(p2p, "Probe Req DA " MACSTR " not ours - ignore it", 1987ec58b164a608cbc1d99e71bb3d86ef4b263377dcDmitry Shmidt MAC2STR(dst)); 198804949598a23f501be6eec21697465fd46a28840aDmitry Shmidt return P2P_PREQ_NOT_PROCESSED; 19891f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt } 19901f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt 19911f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt if (bssid && !is_broadcast_ether_addr(bssid)) { 19921f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt /* Not sent to the Wildcard BSSID */ 1993ec58b164a608cbc1d99e71bb3d86ef4b263377dcDmitry Shmidt p2p_dbg(p2p, "Probe Req BSSID " MACSTR " not wildcard - ignore it", 1994ec58b164a608cbc1d99e71bb3d86ef4b263377dcDmitry Shmidt MAC2STR(bssid)); 199504949598a23f501be6eec21697465fd46a28840aDmitry Shmidt return P2P_PREQ_NOT_PROCESSED; 19961f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt } 19971f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt 19988d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (elems.ssid == NULL || elems.ssid_len != P2P_WILDCARD_SSID_LEN || 19998d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_memcmp(elems.ssid, P2P_WILDCARD_SSID, P2P_WILDCARD_SSID_LEN) != 20008d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 0) { 20018d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt /* not using P2P Wildcard SSID - ignore */ 2002ec58b164a608cbc1d99e71bb3d86ef4b263377dcDmitry Shmidt p2p_dbg(p2p, "Probe Req not using P2P Wildcard SSID - ignore it"); 200304949598a23f501be6eec21697465fd46a28840aDmitry Shmidt return P2P_PREQ_NOT_PROCESSED; 20048d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 20058d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 20061f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt if (supp_rates_11b_only(&elems)) { 20071f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt /* Indicates support for 11b rates only */ 2008ec58b164a608cbc1d99e71bb3d86ef4b263377dcDmitry Shmidt p2p_dbg(p2p, "Probe Req with 11b rates only supported - ignore it"); 200904949598a23f501be6eec21697465fd46a28840aDmitry Shmidt return P2P_PREQ_NOT_P2P; 20101f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt } 20111f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt 20121f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt os_memset(&msg, 0, sizeof(msg)); 20131f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt if (p2p_parse_ies(ie, ie_len, &msg) < 0) { 20141f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt /* Could not parse P2P attributes */ 2015ec58b164a608cbc1d99e71bb3d86ef4b263377dcDmitry Shmidt p2p_dbg(p2p, "Could not parse P2P attributes in Probe Req - ignore it"); 201604949598a23f501be6eec21697465fd46a28840aDmitry Shmidt return P2P_PREQ_NOT_P2P; 20171f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt } 20181f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt 20191f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt if (msg.device_id && 202004949598a23f501be6eec21697465fd46a28840aDmitry Shmidt os_memcmp(msg.device_id, p2p->cfg->dev_addr, ETH_ALEN) != 0) { 20211f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt /* Device ID did not match */ 2022ec58b164a608cbc1d99e71bb3d86ef4b263377dcDmitry Shmidt p2p_dbg(p2p, "Probe Req requested Device ID " MACSTR " did not match - ignore it", 2023ec58b164a608cbc1d99e71bb3d86ef4b263377dcDmitry Shmidt MAC2STR(msg.device_id)); 20241f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt p2p_parse_free(&msg); 202504949598a23f501be6eec21697465fd46a28840aDmitry Shmidt return P2P_PREQ_NOT_PROCESSED; 20261f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt } 20271f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt 20288d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt /* Check Requested Device Type match */ 20291f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt if (msg.wps_attributes && 20301f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt !p2p_match_dev_type(p2p, msg.wps_attributes)) { 20318d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt /* No match with Requested Device Type */ 2032ec58b164a608cbc1d99e71bb3d86ef4b263377dcDmitry Shmidt p2p_dbg(p2p, "Probe Req requestred Device Type did not match - ignore it"); 20331f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt p2p_parse_free(&msg); 203404949598a23f501be6eec21697465fd46a28840aDmitry Shmidt return P2P_PREQ_NOT_PROCESSED; 20358d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 20361f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt p2p_parse_free(&msg); 20378d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 203804949598a23f501be6eec21697465fd46a28840aDmitry Shmidt if (!p2p->cfg->send_probe_resp) { 203904949598a23f501be6eec21697465fd46a28840aDmitry Shmidt /* Response generated elsewhere */ 2040ec58b164a608cbc1d99e71bb3d86ef4b263377dcDmitry Shmidt p2p_dbg(p2p, "Probe Resp generated elsewhere - do not generate additional response"); 204104949598a23f501be6eec21697465fd46a28840aDmitry Shmidt return P2P_PREQ_NOT_PROCESSED; 204204949598a23f501be6eec21697465fd46a28840aDmitry Shmidt } 20438d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 2044b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt p2p_dbg(p2p, "Reply to P2P Probe Request in Listen state"); 20458d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 20468d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt /* 20478d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * We do not really have a specific BSS that this frame is advertising, 20488d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * so build a frame that has some information in valid format. This is 20498d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * really only used for discovery purposes, not to learn exact BSS 20508d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * parameters. 20518d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt */ 20528d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt ies = p2p_build_probe_resp_ies(p2p); 20538d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (ies == NULL) 205404949598a23f501be6eec21697465fd46a28840aDmitry Shmidt return P2P_PREQ_NOT_PROCESSED; 20558d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 20568d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt buf = wpabuf_alloc(200 + wpabuf_len(ies)); 20578d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (buf == NULL) { 20588d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpabuf_free(ies); 205904949598a23f501be6eec21697465fd46a28840aDmitry Shmidt return P2P_PREQ_NOT_PROCESSED; 20608d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 20618d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 20628d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt resp = NULL; 20638d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt resp = wpabuf_put(buf, resp->u.probe_resp.variable - (u8 *) resp); 20648d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 20658d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt resp->frame_control = host_to_le16((WLAN_FC_TYPE_MGMT << 2) | 20668d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt (WLAN_FC_STYPE_PROBE_RESP << 4)); 20678d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_memcpy(resp->da, addr, ETH_ALEN); 20688d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_memcpy(resp->sa, p2p->cfg->dev_addr, ETH_ALEN); 20698d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_memcpy(resp->bssid, p2p->cfg->dev_addr, ETH_ALEN); 20708d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt resp->u.probe_resp.beacon_int = host_to_le16(100); 20718d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt /* hardware or low-level driver will setup seq_ctrl and timestamp */ 20728d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt resp->u.probe_resp.capab_info = 20738d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt host_to_le16(WLAN_CAPABILITY_SHORT_PREAMBLE | 20748d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt WLAN_CAPABILITY_PRIVACY | 20758d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt WLAN_CAPABILITY_SHORT_SLOT_TIME); 20768d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 20778d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpabuf_put_u8(buf, WLAN_EID_SSID); 20788d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpabuf_put_u8(buf, P2P_WILDCARD_SSID_LEN); 20798d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpabuf_put_data(buf, P2P_WILDCARD_SSID, P2P_WILDCARD_SSID_LEN); 20808d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 20818d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpabuf_put_u8(buf, WLAN_EID_SUPP_RATES); 20828d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpabuf_put_u8(buf, 8); 20838d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpabuf_put_u8(buf, (60 / 5) | 0x80); 20848d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpabuf_put_u8(buf, 90 / 5); 20858d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpabuf_put_u8(buf, (120 / 5) | 0x80); 20868d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpabuf_put_u8(buf, 180 / 5); 20878d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpabuf_put_u8(buf, (240 / 5) | 0x80); 20888d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpabuf_put_u8(buf, 360 / 5); 20898d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpabuf_put_u8(buf, 480 / 5); 20908d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpabuf_put_u8(buf, 540 / 5); 20918d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 20928d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpabuf_put_u8(buf, WLAN_EID_DS_PARAMS); 20938d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpabuf_put_u8(buf, 1); 20948d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpabuf_put_u8(buf, p2p->cfg->channel); 20958d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 20968d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpabuf_put_buf(buf, ies); 20978d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpabuf_free(ies); 20988d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 20998d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->cfg->send_probe_resp(p2p->cfg->cb_ctx, buf); 21008d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 21018d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpabuf_free(buf); 210204949598a23f501be6eec21697465fd46a28840aDmitry Shmidt 210304949598a23f501be6eec21697465fd46a28840aDmitry Shmidt return P2P_PREQ_NOT_PROCESSED; 21048d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 21058d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 21068d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 210704949598a23f501be6eec21697465fd46a28840aDmitry Shmidtenum p2p_probe_req_status 210804949598a23f501be6eec21697465fd46a28840aDmitry Shmidtp2p_probe_req_rx(struct p2p_data *p2p, const u8 *addr, const u8 *dst, 210904949598a23f501be6eec21697465fd46a28840aDmitry Shmidt const u8 *bssid, const u8 *ie, size_t ie_len) 21108d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 211104949598a23f501be6eec21697465fd46a28840aDmitry Shmidt enum p2p_probe_req_status res; 211204949598a23f501be6eec21697465fd46a28840aDmitry Shmidt 21138d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_add_dev_from_probe_req(p2p, addr, ie, ie_len); 21148d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 211504949598a23f501be6eec21697465fd46a28840aDmitry Shmidt res = p2p_reply_probe(p2p, addr, dst, bssid, ie, ie_len); 21168d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 21178d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if ((p2p->state == P2P_CONNECT || p2p->state == P2P_CONNECT_LISTEN) && 21188d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->go_neg_peer && 21198d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_memcmp(addr, p2p->go_neg_peer->info.p2p_device_addr, ETH_ALEN) 21209cdf1b905fae57dea42506a1af67f6ece544b261Dmitry Shmidt == 0 && 21219cdf1b905fae57dea42506a1af67f6ece544b261Dmitry Shmidt !(p2p->go_neg_peer->flags & P2P_DEV_WAIT_GO_NEG_CONFIRM)) { 21228d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt /* Received a Probe Request from GO Negotiation peer */ 2123b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt p2p_dbg(p2p, "Found GO Negotiation peer - try to start GO negotiation from timeout"); 21249cdf1b905fae57dea42506a1af67f6ece544b261Dmitry Shmidt eloop_cancel_timeout(p2p_go_neg_start, p2p, NULL); 21258d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt eloop_register_timeout(0, 0, p2p_go_neg_start, p2p, NULL); 212604949598a23f501be6eec21697465fd46a28840aDmitry Shmidt return P2P_PREQ_PROCESSED; 21278d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 21288d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 21298d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if ((p2p->state == P2P_INVITE || p2p->state == P2P_INVITE_LISTEN) && 21308d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->invite_peer && 21313c4793790bf06f1fe08a2ddf604c9caa855151f1Dmitry Shmidt (p2p->invite_peer->flags & P2P_DEV_WAIT_INV_REQ_ACK) && 21328d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_memcmp(addr, p2p->invite_peer->info.p2p_device_addr, ETH_ALEN) 21338d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt == 0) { 21348d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt /* Received a Probe Request from Invite peer */ 2135b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt p2p_dbg(p2p, "Found Invite peer - try to start Invite from timeout"); 21367f93d6fa14a343127754c33a03cf2f641b6ff6e4Dmitry Shmidt eloop_cancel_timeout(p2p_invite_start, p2p, NULL); 21378d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt eloop_register_timeout(0, 0, p2p_invite_start, p2p, NULL); 213804949598a23f501be6eec21697465fd46a28840aDmitry Shmidt return P2P_PREQ_PROCESSED; 21398d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 21408d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 214104949598a23f501be6eec21697465fd46a28840aDmitry Shmidt return res; 21428d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 21438d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 21448d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 21458d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtstatic int p2p_assoc_req_ie_wlan_ap(struct p2p_data *p2p, const u8 *bssid, 21468d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt u8 *buf, size_t len, struct wpabuf *p2p_ie) 21478d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 21488d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt struct wpabuf *tmp; 21498d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt u8 *lpos; 21508d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt size_t tmplen; 21518d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt int res; 21528d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt u8 group_capab; 21538d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 21548d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (p2p_ie == NULL) 21558d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return 0; /* WLAN AP is not a P2P manager */ 21568d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 21578d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt /* 21588d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * (Re)Association Request - P2P IE 21598d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * P2P Capability attribute (shall be present) 21608d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * P2P Interface attribute (present if concurrent device and 21618d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * P2P Management is enabled) 21628d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt */ 21638d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt tmp = wpabuf_alloc(200); 21648d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (tmp == NULL) 21658d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return -1; 21668d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 21678d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt lpos = p2p_buf_add_ie_hdr(tmp); 21688d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt group_capab = 0; 21698d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (p2p->num_groups > 0) { 21708d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt group_capab |= P2P_GROUP_CAPAB_GROUP_OWNER; 21718d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if ((p2p->dev_capab & P2P_DEV_CAPAB_CONCURRENT_OPER) && 21728d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt (p2p->dev_capab & P2P_DEV_CAPAB_INFRA_MANAGED) && 21738d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->cross_connect) 21748d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt group_capab |= P2P_GROUP_CAPAB_CROSS_CONN; 21758d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 21768d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_buf_add_capability(tmp, p2p->dev_capab, group_capab); 21778d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if ((p2p->dev_capab & P2P_DEV_CAPAB_CONCURRENT_OPER) && 21788d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt (p2p->dev_capab & P2P_DEV_CAPAB_INFRA_MANAGED)) 21798d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_buf_add_p2p_interface(tmp, p2p); 21808d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_buf_update_ie_hdr(tmp, lpos); 21818d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 21828d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt tmplen = wpabuf_len(tmp); 21838d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (tmplen > len) 21848d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt res = -1; 21858d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt else { 21868d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_memcpy(buf, wpabuf_head(tmp), tmplen); 21878d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt res = tmplen; 21888d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 21898d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpabuf_free(tmp); 21908d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 21918d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return res; 21928d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 21938d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 21948d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 21958d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtint p2p_assoc_req_ie(struct p2p_data *p2p, const u8 *bssid, u8 *buf, 21968d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt size_t len, int p2p_group, struct wpabuf *p2p_ie) 21978d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 21988d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt struct wpabuf *tmp; 21998d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt u8 *lpos; 22008d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt struct p2p_device *peer; 22018d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt size_t tmplen; 22028d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt int res; 220361d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt size_t extra = 0; 22048d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 22058d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (!p2p_group) 22068d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return p2p_assoc_req_ie_wlan_ap(p2p, bssid, buf, len, p2p_ie); 22078d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 220861d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt#ifdef CONFIG_WIFI_DISPLAY 220961d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt if (p2p->wfd_ie_assoc_req) 221061d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt extra = wpabuf_len(p2p->wfd_ie_assoc_req); 221161d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt#endif /* CONFIG_WIFI_DISPLAY */ 221261d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt 22138d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt /* 22148d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * (Re)Association Request - P2P IE 22158d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * P2P Capability attribute (shall be present) 22168d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * Extended Listen Timing (may be present) 22178d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * P2P Device Info attribute (shall be present) 22188d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt */ 221961d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt tmp = wpabuf_alloc(200 + extra); 22208d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (tmp == NULL) 22218d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return -1; 22228d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 222361d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt#ifdef CONFIG_WIFI_DISPLAY 222461d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt if (p2p->wfd_ie_assoc_req) 222561d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt wpabuf_put_buf(tmp, p2p->wfd_ie_assoc_req); 222661d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt#endif /* CONFIG_WIFI_DISPLAY */ 222761d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt 22288d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt peer = bssid ? p2p_get_device(p2p, bssid) : NULL; 22298d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 22308d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt lpos = p2p_buf_add_ie_hdr(tmp); 22318d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_buf_add_capability(tmp, p2p->dev_capab, 0); 22328d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (p2p->ext_listen_interval) 22338d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_buf_add_ext_listen_timing(tmp, p2p->ext_listen_period, 22348d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->ext_listen_interval); 22358d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_buf_add_device_info(tmp, p2p, peer); 22368d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_buf_update_ie_hdr(tmp, lpos); 22378d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 22388d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt tmplen = wpabuf_len(tmp); 22398d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (tmplen > len) 22408d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt res = -1; 22418d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt else { 22428d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_memcpy(buf, wpabuf_head(tmp), tmplen); 22438d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt res = tmplen; 22448d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 22458d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpabuf_free(tmp); 22468d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 22478d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return res; 22488d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 22498d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 22508d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 22518d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtint p2p_scan_result_text(const u8 *ies, size_t ies_len, char *buf, char *end) 22528d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 22538d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt struct wpabuf *p2p_ie; 22548d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt int ret; 22558d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 22568d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_ie = ieee802_11_vendor_ie_concat(ies, ies_len, P2P_IE_VENDOR_TYPE); 22578d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (p2p_ie == NULL) 22588d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return 0; 22598d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 22608d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt ret = p2p_attr_text(p2p_ie, buf, end); 22618d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpabuf_free(p2p_ie); 22628d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return ret; 22638d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 22648d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 22658d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 226604949598a23f501be6eec21697465fd46a28840aDmitry Shmidtint p2p_parse_dev_addr_in_p2p_ie(struct wpabuf *p2p_ie, u8 *dev_addr) 2267c5ec7f57ead87efa365800228aa0b09a12d9e6c4Dmitry Shmidt{ 2268c5ec7f57ead87efa365800228aa0b09a12d9e6c4Dmitry Shmidt struct p2p_message msg; 2269c5ec7f57ead87efa365800228aa0b09a12d9e6c4Dmitry Shmidt 2270c5ec7f57ead87efa365800228aa0b09a12d9e6c4Dmitry Shmidt os_memset(&msg, 0, sizeof(msg)); 227104949598a23f501be6eec21697465fd46a28840aDmitry Shmidt if (p2p_parse_p2p_ie(p2p_ie, &msg)) 2272c5ec7f57ead87efa365800228aa0b09a12d9e6c4Dmitry Shmidt return -1; 2273c5ec7f57ead87efa365800228aa0b09a12d9e6c4Dmitry Shmidt 227404949598a23f501be6eec21697465fd46a28840aDmitry Shmidt if (msg.p2p_device_addr) { 227504949598a23f501be6eec21697465fd46a28840aDmitry Shmidt os_memcpy(dev_addr, msg.p2p_device_addr, ETH_ALEN); 227604949598a23f501be6eec21697465fd46a28840aDmitry Shmidt return 0; 227704949598a23f501be6eec21697465fd46a28840aDmitry Shmidt } else if (msg.device_id) { 227804949598a23f501be6eec21697465fd46a28840aDmitry Shmidt os_memcpy(dev_addr, msg.device_id, ETH_ALEN); 227904949598a23f501be6eec21697465fd46a28840aDmitry Shmidt return 0; 2280c5ec7f57ead87efa365800228aa0b09a12d9e6c4Dmitry Shmidt } 228104949598a23f501be6eec21697465fd46a28840aDmitry Shmidt return -1; 228204949598a23f501be6eec21697465fd46a28840aDmitry Shmidt} 2283c5ec7f57ead87efa365800228aa0b09a12d9e6c4Dmitry Shmidt 228404949598a23f501be6eec21697465fd46a28840aDmitry Shmidt 228504949598a23f501be6eec21697465fd46a28840aDmitry Shmidtint p2p_parse_dev_addr(const u8 *ies, size_t ies_len, u8 *dev_addr) 228604949598a23f501be6eec21697465fd46a28840aDmitry Shmidt{ 228704949598a23f501be6eec21697465fd46a28840aDmitry Shmidt struct wpabuf *p2p_ie; 228804949598a23f501be6eec21697465fd46a28840aDmitry Shmidt int ret; 228904949598a23f501be6eec21697465fd46a28840aDmitry Shmidt 229004949598a23f501be6eec21697465fd46a28840aDmitry Shmidt p2p_ie = ieee802_11_vendor_ie_concat(ies, ies_len, 229104949598a23f501be6eec21697465fd46a28840aDmitry Shmidt P2P_IE_VENDOR_TYPE); 229204949598a23f501be6eec21697465fd46a28840aDmitry Shmidt if (p2p_ie == NULL) 229304949598a23f501be6eec21697465fd46a28840aDmitry Shmidt return -1; 229404949598a23f501be6eec21697465fd46a28840aDmitry Shmidt ret = p2p_parse_dev_addr_in_p2p_ie(p2p_ie, dev_addr); 2295c5ec7f57ead87efa365800228aa0b09a12d9e6c4Dmitry Shmidt wpabuf_free(p2p_ie); 229604949598a23f501be6eec21697465fd46a28840aDmitry Shmidt return ret; 2297c5ec7f57ead87efa365800228aa0b09a12d9e6c4Dmitry Shmidt} 2298c5ec7f57ead87efa365800228aa0b09a12d9e6c4Dmitry Shmidt 2299c5ec7f57ead87efa365800228aa0b09a12d9e6c4Dmitry Shmidt 23008d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtstatic void p2p_clear_go_neg(struct p2p_data *p2p) 23018d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 23028d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->go_neg_peer = NULL; 23038d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_clear_timeout(p2p); 23048d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_set_state(p2p, P2P_IDLE); 23058d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 23068d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 23078d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 23088d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtvoid p2p_wps_success_cb(struct p2p_data *p2p, const u8 *mac_addr) 23098d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 23108d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (p2p->go_neg_peer == NULL) { 2311b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt p2p_dbg(p2p, "No pending Group Formation - ignore WPS registration success notification"); 23128d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return; /* No pending Group Formation */ 23138d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 23148d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 23158d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (os_memcmp(mac_addr, p2p->go_neg_peer->intended_addr, ETH_ALEN) != 23168d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 0) { 2317b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt p2p_dbg(p2p, "Ignore WPS registration success notification for " 2318b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt MACSTR " (GO Negotiation peer " MACSTR ")", 23198d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt MAC2STR(mac_addr), 23208d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt MAC2STR(p2p->go_neg_peer->intended_addr)); 23218d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return; /* Ignore unexpected peer address */ 23228d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 23238d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 2324b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt p2p_dbg(p2p, "Group Formation completed successfully with " MACSTR, 23258d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt MAC2STR(mac_addr)); 23268d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 23278d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_clear_go_neg(p2p); 23288d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 23298d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 23308d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 23318d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtvoid p2p_group_formation_failed(struct p2p_data *p2p) 23328d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 23338d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (p2p->go_neg_peer == NULL) { 2334b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt p2p_dbg(p2p, "No pending Group Formation - ignore group formation failure notification"); 23358d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return; /* No pending Group Formation */ 23368d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 23378d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 2338b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt p2p_dbg(p2p, "Group Formation failed with " MACSTR, 23398d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt MAC2STR(p2p->go_neg_peer->intended_addr)); 23408d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 23418d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_clear_go_neg(p2p); 23428d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 23438d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 23448d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 23458d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtstruct p2p_data * p2p_init(const struct p2p_config *cfg) 23468d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 23478d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt struct p2p_data *p2p; 23488d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 23498d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (cfg->max_peers < 1) 23508d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return NULL; 23518d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 23528d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p = os_zalloc(sizeof(*p2p) + sizeof(*cfg)); 23538d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (p2p == NULL) 23548d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return NULL; 23558d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->cfg = (struct p2p_config *) (p2p + 1); 23568d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_memcpy(p2p->cfg, cfg, sizeof(*cfg)); 23578d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (cfg->dev_name) 23588d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->cfg->dev_name = os_strdup(cfg->dev_name); 23598d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (cfg->manufacturer) 23608d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->cfg->manufacturer = os_strdup(cfg->manufacturer); 23618d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (cfg->model_name) 23628d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->cfg->model_name = os_strdup(cfg->model_name); 23638d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (cfg->model_number) 23648d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->cfg->model_number = os_strdup(cfg->model_number); 23658d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (cfg->serial_number) 23668d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->cfg->serial_number = os_strdup(cfg->serial_number); 236704949598a23f501be6eec21697465fd46a28840aDmitry Shmidt if (cfg->pref_chan) { 236804949598a23f501be6eec21697465fd46a28840aDmitry Shmidt p2p->cfg->pref_chan = os_malloc(cfg->num_pref_chan * 236904949598a23f501be6eec21697465fd46a28840aDmitry Shmidt sizeof(struct p2p_channel)); 237004949598a23f501be6eec21697465fd46a28840aDmitry Shmidt if (p2p->cfg->pref_chan) { 237104949598a23f501be6eec21697465fd46a28840aDmitry Shmidt os_memcpy(p2p->cfg->pref_chan, cfg->pref_chan, 237204949598a23f501be6eec21697465fd46a28840aDmitry Shmidt cfg->num_pref_chan * 237304949598a23f501be6eec21697465fd46a28840aDmitry Shmidt sizeof(struct p2p_channel)); 237404949598a23f501be6eec21697465fd46a28840aDmitry Shmidt } else 237504949598a23f501be6eec21697465fd46a28840aDmitry Shmidt p2p->cfg->num_pref_chan = 0; 237604949598a23f501be6eec21697465fd46a28840aDmitry Shmidt } 237704949598a23f501be6eec21697465fd46a28840aDmitry Shmidt 23788d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->min_disc_int = 1; 23798d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->max_disc_int = 3; 2380d5e4923d04122f81300fa68fb07d64ede28fd44dDmitry Shmidt p2p->max_disc_tu = -1; 23818d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 23828d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_get_random(&p2p->next_tie_breaker, 1); 23838d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->next_tie_breaker &= 0x01; 23848d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (cfg->sd_request) 23858d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->dev_capab |= P2P_DEV_CAPAB_SERVICE_DISCOVERY; 23868d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->dev_capab |= P2P_DEV_CAPAB_INVITATION_PROCEDURE; 23878d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (cfg->concurrent_operations) 23888d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->dev_capab |= P2P_DEV_CAPAB_CONCURRENT_OPER; 23898d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->dev_capab |= P2P_DEV_CAPAB_CLIENT_DISCOVERABILITY; 23908d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 23918d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt dl_list_init(&p2p->devices); 23928d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 23938d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt eloop_register_timeout(P2P_PEER_EXPIRATION_INTERVAL, 0, 23948d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_expiration_timeout, p2p, NULL); 23958d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 239661d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt p2p->go_timeout = 100; 239761d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt p2p->client_timeout = 20; 239813ca8d8ea51a1aa5e24c6c956473a11b0c7daed4Dmitry Shmidt p2p->num_p2p_sd_queries = 0; 239961d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt 240068d0e3ed07847339aedfac8e02f50db68c702e52Dmitry Shmidt p2p_dbg(p2p, "initialized"); 240168d0e3ed07847339aedfac8e02f50db68c702e52Dmitry Shmidt p2p_channels_dump(p2p, "channels", &p2p->cfg->channels); 240268d0e3ed07847339aedfac8e02f50db68c702e52Dmitry Shmidt p2p_channels_dump(p2p, "cli_channels", &p2p->cfg->cli_channels); 240368d0e3ed07847339aedfac8e02f50db68c702e52Dmitry Shmidt 24048d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return p2p; 24058d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 24068d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 24078d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 24088d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtvoid p2p_deinit(struct p2p_data *p2p) 24098d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 241061d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt#ifdef CONFIG_WIFI_DISPLAY 241161d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt wpabuf_free(p2p->wfd_ie_beacon); 241261d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt wpabuf_free(p2p->wfd_ie_probe_req); 241361d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt wpabuf_free(p2p->wfd_ie_probe_resp); 241461d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt wpabuf_free(p2p->wfd_ie_assoc_req); 241561d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt wpabuf_free(p2p->wfd_ie_invitation); 241661d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt wpabuf_free(p2p->wfd_ie_prov_disc_req); 241761d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt wpabuf_free(p2p->wfd_ie_prov_disc_resp); 241861d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt wpabuf_free(p2p->wfd_ie_go_neg); 241961d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt wpabuf_free(p2p->wfd_dev_info); 242061d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt wpabuf_free(p2p->wfd_assoc_bssid); 242161d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt wpabuf_free(p2p->wfd_coupled_sink_info); 242261d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt#endif /* CONFIG_WIFI_DISPLAY */ 242361d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt 24248d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt eloop_cancel_timeout(p2p_expiration_timeout, p2p, NULL); 24258d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt eloop_cancel_timeout(p2p_ext_listen_timeout, p2p, NULL); 24268d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt eloop_cancel_timeout(p2p_scan_timeout, p2p, NULL); 24279cdf1b905fae57dea42506a1af67f6ece544b261Dmitry Shmidt eloop_cancel_timeout(p2p_go_neg_start, p2p, NULL); 24288d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_flush(p2p); 24298d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_free_req_dev_types(p2p); 24308d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_free(p2p->cfg->dev_name); 24318d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_free(p2p->cfg->manufacturer); 24328d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_free(p2p->cfg->model_name); 24338d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_free(p2p->cfg->model_number); 24348d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_free(p2p->cfg->serial_number); 243504949598a23f501be6eec21697465fd46a28840aDmitry Shmidt os_free(p2p->cfg->pref_chan); 24368d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_free(p2p->groups); 24378d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpabuf_free(p2p->sd_resp); 24388d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_free(p2p->after_scan_tx); 24398d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_remove_wps_vendor_extensions(p2p); 244068d0e3ed07847339aedfac8e02f50db68c702e52Dmitry Shmidt os_free(p2p->no_go_freq.range); 24418d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_free(p2p); 24428d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 24438d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 24448d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 24458d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtvoid p2p_flush(struct p2p_data *p2p) 24468d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 24478d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt struct p2p_device *dev, *prev; 244804949598a23f501be6eec21697465fd46a28840aDmitry Shmidt p2p_stop_find(p2p); 24498d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt dl_list_for_each_safe(dev, prev, &p2p->devices, struct p2p_device, 24508d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt list) { 24518d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt dl_list_del(&dev->list); 24528d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_device_free(p2p, dev); 24538d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 24548d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_free_sd_queries(p2p); 24558d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_free(p2p->after_scan_tx); 24568d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->after_scan_tx = NULL; 24578d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 24588d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 24598d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 24608d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtint p2p_unauthorize(struct p2p_data *p2p, const u8 *addr) 24618d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 24628d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt struct p2p_device *dev; 24638d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 24648d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt dev = p2p_get_device(p2p, addr); 24658d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (dev == NULL) 24668d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return -1; 24678d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 2468b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt p2p_dbg(p2p, "Unauthorizing " MACSTR, MAC2STR(addr)); 24698d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 24708d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (p2p->go_neg_peer == dev) 24718d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->go_neg_peer = NULL; 24728d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 24738d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt dev->wps_method = WPS_NOT_READY; 2474cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt dev->oob_pw_id = 0; 24758d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt dev->flags &= ~P2P_DEV_WAIT_GO_NEG_RESPONSE; 24768d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt dev->flags &= ~P2P_DEV_WAIT_GO_NEG_CONFIRM; 24778d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 24788d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt /* Check if after_scan_tx is for this peer. If so free it */ 24798d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (p2p->after_scan_tx && 24808d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_memcmp(addr, p2p->after_scan_tx->dst, ETH_ALEN) == 0) { 24818d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_free(p2p->after_scan_tx); 24828d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->after_scan_tx = NULL; 24838d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 24848d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 24858d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return 0; 24868d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 24878d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 24888d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 24898d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtint p2p_set_dev_name(struct p2p_data *p2p, const char *dev_name) 24908d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 24918d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_free(p2p->cfg->dev_name); 24928d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (dev_name) { 24938d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->cfg->dev_name = os_strdup(dev_name); 24948d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (p2p->cfg->dev_name == NULL) 24958d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return -1; 24968d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } else 24978d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->cfg->dev_name = NULL; 24988d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return 0; 24998d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 25008d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 25018d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 25028d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtint p2p_set_manufacturer(struct p2p_data *p2p, const char *manufacturer) 25038d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 25048d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_free(p2p->cfg->manufacturer); 25058d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->cfg->manufacturer = NULL; 25068d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (manufacturer) { 25078d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->cfg->manufacturer = os_strdup(manufacturer); 25088d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (p2p->cfg->manufacturer == NULL) 25098d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return -1; 25108d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 25118d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 25128d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return 0; 25138d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 25148d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 25158d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 25168d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtint p2p_set_model_name(struct p2p_data *p2p, const char *model_name) 25178d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 25188d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_free(p2p->cfg->model_name); 25198d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->cfg->model_name = NULL; 25208d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (model_name) { 25218d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->cfg->model_name = os_strdup(model_name); 25228d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (p2p->cfg->model_name == NULL) 25238d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return -1; 25248d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 25258d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 25268d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return 0; 25278d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 25288d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 25298d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 25308d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtint p2p_set_model_number(struct p2p_data *p2p, const char *model_number) 25318d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 25328d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_free(p2p->cfg->model_number); 25338d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->cfg->model_number = NULL; 25348d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (model_number) { 25358d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->cfg->model_number = os_strdup(model_number); 25368d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (p2p->cfg->model_number == NULL) 25378d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return -1; 25388d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 25398d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 25408d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return 0; 25418d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 25428d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 25438d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 25448d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtint p2p_set_serial_number(struct p2p_data *p2p, const char *serial_number) 25458d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 25468d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_free(p2p->cfg->serial_number); 25478d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->cfg->serial_number = NULL; 25488d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (serial_number) { 25498d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->cfg->serial_number = os_strdup(serial_number); 25508d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (p2p->cfg->serial_number == NULL) 25518d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return -1; 25528d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 25538d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 25548d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return 0; 25558d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 25568d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 25578d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 25588d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtvoid p2p_set_config_methods(struct p2p_data *p2p, u16 config_methods) 25598d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 25608d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->cfg->config_methods = config_methods; 25618d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 25628d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 25638d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 25648d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtvoid p2p_set_uuid(struct p2p_data *p2p, const u8 *uuid) 25658d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 25668d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_memcpy(p2p->cfg->uuid, uuid, 16); 25678d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 25688d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 25698d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 25708d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtint p2p_set_pri_dev_type(struct p2p_data *p2p, const u8 *pri_dev_type) 25718d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 25728d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_memcpy(p2p->cfg->pri_dev_type, pri_dev_type, 8); 25738d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return 0; 25748d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 25758d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 25768d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 25778d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtint p2p_set_sec_dev_types(struct p2p_data *p2p, const u8 dev_types[][8], 25788d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt size_t num_dev_types) 25798d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 25808d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (num_dev_types > P2P_SEC_DEVICE_TYPES) 25818d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt num_dev_types = P2P_SEC_DEVICE_TYPES; 25828d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->cfg->num_sec_dev_types = num_dev_types; 25838d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_memcpy(p2p->cfg->sec_dev_type, dev_types, num_dev_types * 8); 25848d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return 0; 25858d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 25868d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 25878d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 25888d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtvoid p2p_remove_wps_vendor_extensions(struct p2p_data *p2p) 25898d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 25908d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt int i; 25918d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 25928d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt for (i = 0; i < P2P_MAX_WPS_VENDOR_EXT; i++) { 25938d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpabuf_free(p2p->wps_vendor_ext[i]); 25948d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->wps_vendor_ext[i] = NULL; 25958d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 25968d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 25978d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 25988d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 25998d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtint p2p_add_wps_vendor_extension(struct p2p_data *p2p, 26008d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt const struct wpabuf *vendor_ext) 26018d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 26028d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt int i; 26038d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 26048d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (vendor_ext == NULL) 26058d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return -1; 26068d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 26078d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt for (i = 0; i < P2P_MAX_WPS_VENDOR_EXT; i++) { 26088d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (p2p->wps_vendor_ext[i] == NULL) 26098d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt break; 26108d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 26118d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (i >= P2P_MAX_WPS_VENDOR_EXT) 26128d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return -1; 26138d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 26148d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->wps_vendor_ext[i] = wpabuf_dup(vendor_ext); 26158d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (p2p->wps_vendor_ext[i] == NULL) 26168d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return -1; 26178d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 26188d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return 0; 26198d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 26208d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 26218d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 26228d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtint p2p_set_country(struct p2p_data *p2p, const char *country) 26238d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 26248d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_memcpy(p2p->cfg->country, country, 3); 26258d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return 0; 26268d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 26278d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 26288d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 26298d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtvoid p2p_continue_find(struct p2p_data *p2p) 26308d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 26318d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt struct p2p_device *dev; 26328d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_set_state(p2p, P2P_SEARCH); 26338d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt dl_list_for_each(dev, &p2p->devices, struct p2p_device, list) { 263413ca8d8ea51a1aa5e24c6c956473a11b0c7daed4Dmitry Shmidt if (dev->sd_pending_bcast_queries == 0) { 263513ca8d8ea51a1aa5e24c6c956473a11b0c7daed4Dmitry Shmidt /* Initialize with total number of registered broadcast 263613ca8d8ea51a1aa5e24c6c956473a11b0c7daed4Dmitry Shmidt * SD queries. */ 263713ca8d8ea51a1aa5e24c6c956473a11b0c7daed4Dmitry Shmidt dev->sd_pending_bcast_queries = p2p->num_p2p_sd_queries; 263813ca8d8ea51a1aa5e24c6c956473a11b0c7daed4Dmitry Shmidt } 263913ca8d8ea51a1aa5e24c6c956473a11b0c7daed4Dmitry Shmidt 264013ca8d8ea51a1aa5e24c6c956473a11b0c7daed4Dmitry Shmidt if (p2p_start_sd(p2p, dev) == 0) 264113ca8d8ea51a1aa5e24c6c956473a11b0c7daed4Dmitry Shmidt return; 264213ca8d8ea51a1aa5e24c6c956473a11b0c7daed4Dmitry Shmidt if (dev->req_config_methods && 264313ca8d8ea51a1aa5e24c6c956473a11b0c7daed4Dmitry Shmidt !(dev->flags & P2P_DEV_PD_FOR_JOIN)) { 2644b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt p2p_dbg(p2p, "Send pending Provision Discovery Request to " 26458d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt MACSTR " (config methods 0x%x)", 26468d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt MAC2STR(dev->info.p2p_device_addr), 26478d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt dev->req_config_methods); 26481f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt if (p2p_send_prov_disc_req(p2p, dev, 0, 0) == 0) 26498d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return; 26508d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 26518d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 26528d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 2653d5e4923d04122f81300fa68fb07d64ede28fd44dDmitry Shmidt p2p_listen_in_find(p2p, 1); 26548d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 26558d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 26568d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 26578d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtstatic void p2p_sd_cb(struct p2p_data *p2p, int success) 26588d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 2659b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt p2p_dbg(p2p, "Service Discovery Query TX callback: success=%d", 26608d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt success); 26618d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->pending_action_state = P2P_NO_PENDING_ACTION; 26628d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 26638d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (!success) { 266413ca8d8ea51a1aa5e24c6c956473a11b0c7daed4Dmitry Shmidt p2p->sd_peer = NULL; 26658d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_continue_find(p2p); 26668d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return; 26678d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 26688d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 26698d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (p2p->sd_peer == NULL) { 2670b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt p2p_dbg(p2p, "No SD peer entry known"); 26718d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_continue_find(p2p); 26728d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return; 26738d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 26748d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 26758d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt /* Wait for response from the peer */ 26768d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_set_state(p2p, P2P_SD_DURING_FIND); 26778d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_set_timeout(p2p, 0, 200000); 26788d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 26798d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 268075ecf5267604f166b85a7ee2cf0d9cb682966680Jouni Malinen 268175ecf5267604f166b85a7ee2cf0d9cb682966680Jouni Malinen/** 268275ecf5267604f166b85a7ee2cf0d9cb682966680Jouni Malinen * p2p_retry_pd - Retry any pending provision disc requests in IDLE state 268375ecf5267604f166b85a7ee2cf0d9cb682966680Jouni Malinen * @p2p: P2P module context from p2p_init() 268475ecf5267604f166b85a7ee2cf0d9cb682966680Jouni Malinen */ 26851f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidtstatic void p2p_retry_pd(struct p2p_data *p2p) 268675ecf5267604f166b85a7ee2cf0d9cb682966680Jouni Malinen{ 268775ecf5267604f166b85a7ee2cf0d9cb682966680Jouni Malinen struct p2p_device *dev; 268875ecf5267604f166b85a7ee2cf0d9cb682966680Jouni Malinen 268975ecf5267604f166b85a7ee2cf0d9cb682966680Jouni Malinen if (p2p->state != P2P_IDLE) 269075ecf5267604f166b85a7ee2cf0d9cb682966680Jouni Malinen return; 269175ecf5267604f166b85a7ee2cf0d9cb682966680Jouni Malinen 269275ecf5267604f166b85a7ee2cf0d9cb682966680Jouni Malinen /* 269375ecf5267604f166b85a7ee2cf0d9cb682966680Jouni Malinen * Retry the prov disc req attempt only for the peer that the user had 2694d5e4923d04122f81300fa68fb07d64ede28fd44dDmitry Shmidt * requested. 269575ecf5267604f166b85a7ee2cf0d9cb682966680Jouni Malinen */ 269675ecf5267604f166b85a7ee2cf0d9cb682966680Jouni Malinen 269775ecf5267604f166b85a7ee2cf0d9cb682966680Jouni Malinen dl_list_for_each(dev, &p2p->devices, struct p2p_device, list) { 269875ecf5267604f166b85a7ee2cf0d9cb682966680Jouni Malinen if (os_memcmp(p2p->pending_pd_devaddr, 269975ecf5267604f166b85a7ee2cf0d9cb682966680Jouni Malinen dev->info.p2p_device_addr, ETH_ALEN) != 0) 270075ecf5267604f166b85a7ee2cf0d9cb682966680Jouni Malinen continue; 270175ecf5267604f166b85a7ee2cf0d9cb682966680Jouni Malinen if (!dev->req_config_methods) 270275ecf5267604f166b85a7ee2cf0d9cb682966680Jouni Malinen continue; 270375ecf5267604f166b85a7ee2cf0d9cb682966680Jouni Malinen 2704b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt p2p_dbg(p2p, "Send pending Provision Discovery Request to " 270575ecf5267604f166b85a7ee2cf0d9cb682966680Jouni Malinen MACSTR " (config methods 0x%x)", 270675ecf5267604f166b85a7ee2cf0d9cb682966680Jouni Malinen MAC2STR(dev->info.p2p_device_addr), 270775ecf5267604f166b85a7ee2cf0d9cb682966680Jouni Malinen dev->req_config_methods); 2708d5e4923d04122f81300fa68fb07d64ede28fd44dDmitry Shmidt p2p_send_prov_disc_req(p2p, dev, 2709051af73b8f8014eff33330aead0f36944b3403e6Dmitry Shmidt dev->flags & P2P_DEV_PD_FOR_JOIN, 2710051af73b8f8014eff33330aead0f36944b3403e6Dmitry Shmidt p2p->pd_force_freq); 271175ecf5267604f166b85a7ee2cf0d9cb682966680Jouni Malinen return; 271275ecf5267604f166b85a7ee2cf0d9cb682966680Jouni Malinen } 271375ecf5267604f166b85a7ee2cf0d9cb682966680Jouni Malinen} 271475ecf5267604f166b85a7ee2cf0d9cb682966680Jouni Malinen 271575ecf5267604f166b85a7ee2cf0d9cb682966680Jouni Malinen 27168d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtstatic void p2p_prov_disc_cb(struct p2p_data *p2p, int success) 27178d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 2718b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt p2p_dbg(p2p, "Provision Discovery Request TX callback: success=%d", 27198d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt success); 272075ecf5267604f166b85a7ee2cf0d9cb682966680Jouni Malinen 272175ecf5267604f166b85a7ee2cf0d9cb682966680Jouni Malinen /* 272275ecf5267604f166b85a7ee2cf0d9cb682966680Jouni Malinen * Postpone resetting the pending action state till after we actually 272375ecf5267604f166b85a7ee2cf0d9cb682966680Jouni Malinen * time out. This allows us to take some action like notifying any 272475ecf5267604f166b85a7ee2cf0d9cb682966680Jouni Malinen * interested parties about no response to the request. 272575ecf5267604f166b85a7ee2cf0d9cb682966680Jouni Malinen * 272675ecf5267604f166b85a7ee2cf0d9cb682966680Jouni Malinen * When the timer (below) goes off we check in IDLE, SEARCH, or 272775ecf5267604f166b85a7ee2cf0d9cb682966680Jouni Malinen * LISTEN_ONLY state, which are the only allowed states to issue a PD 272875ecf5267604f166b85a7ee2cf0d9cb682966680Jouni Malinen * requests in, if this was still pending and then raise notification. 272975ecf5267604f166b85a7ee2cf0d9cb682966680Jouni Malinen */ 27308d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 27318d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (!success) { 273275ecf5267604f166b85a7ee2cf0d9cb682966680Jouni Malinen p2p->pending_action_state = P2P_NO_PENDING_ACTION; 273375ecf5267604f166b85a7ee2cf0d9cb682966680Jouni Malinen 273461d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt if (p2p->user_initiated_pd && 273561d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt (p2p->state == P2P_SEARCH || p2p->state == P2P_LISTEN_ONLY)) 273661d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt { 273761d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt /* Retry request from timeout to avoid busy loops */ 273861d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt p2p->pending_action_state = P2P_PENDING_PD; 273961d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt p2p_set_timeout(p2p, 0, 50000); 274061d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt } else if (p2p->state != P2P_IDLE) 27418d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_continue_find(p2p); 274275ecf5267604f166b85a7ee2cf0d9cb682966680Jouni Malinen else if (p2p->user_initiated_pd) { 274375ecf5267604f166b85a7ee2cf0d9cb682966680Jouni Malinen p2p->pending_action_state = P2P_PENDING_PD; 274475ecf5267604f166b85a7ee2cf0d9cb682966680Jouni Malinen p2p_set_timeout(p2p, 0, 300000); 274575ecf5267604f166b85a7ee2cf0d9cb682966680Jouni Malinen } 27468d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return; 27478d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 27488d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 274975ecf5267604f166b85a7ee2cf0d9cb682966680Jouni Malinen /* 275075ecf5267604f166b85a7ee2cf0d9cb682966680Jouni Malinen * This postponing, of resetting pending_action_state, needs to be 275175ecf5267604f166b85a7ee2cf0d9cb682966680Jouni Malinen * done only for user initiated PD requests and not internal ones. 275275ecf5267604f166b85a7ee2cf0d9cb682966680Jouni Malinen */ 275375ecf5267604f166b85a7ee2cf0d9cb682966680Jouni Malinen if (p2p->user_initiated_pd) 275475ecf5267604f166b85a7ee2cf0d9cb682966680Jouni Malinen p2p->pending_action_state = P2P_PENDING_PD; 275575ecf5267604f166b85a7ee2cf0d9cb682966680Jouni Malinen else 275675ecf5267604f166b85a7ee2cf0d9cb682966680Jouni Malinen p2p->pending_action_state = P2P_NO_PENDING_ACTION; 275775ecf5267604f166b85a7ee2cf0d9cb682966680Jouni Malinen 27588d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt /* Wait for response from the peer */ 27598d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (p2p->state == P2P_SEARCH) 27608d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_set_state(p2p, P2P_PD_DURING_FIND); 27618d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_set_timeout(p2p, 0, 200000); 27628d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 27638d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 27648d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 27658d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtint p2p_scan_res_handler(struct p2p_data *p2p, const u8 *bssid, int freq, 2766fb79edc9df1f20461e90e478363d207348213d35Dmitry Shmidt struct os_reltime *rx_time, int level, const u8 *ies, 2767a54fa5fb807eaeff45464139b5a7759f060cec68Dmitry Shmidt size_t ies_len) 27688d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 2769fb79edc9df1f20461e90e478363d207348213d35Dmitry Shmidt if (os_reltime_before(rx_time, &p2p->find_start)) { 2770f86232838cf712377867cb42417c1613ab5dc425Dmitry Shmidt /* 2771f86232838cf712377867cb42417c1613ab5dc425Dmitry Shmidt * The driver may have cached (e.g., in cfg80211 BSS table) the 2772f86232838cf712377867cb42417c1613ab5dc425Dmitry Shmidt * scan results for relatively long time. To avoid reporting 2773f86232838cf712377867cb42417c1613ab5dc425Dmitry Shmidt * stale information, update P2P peers only based on results 2774f86232838cf712377867cb42417c1613ab5dc425Dmitry Shmidt * that have based on frames received after the last p2p_find 2775f86232838cf712377867cb42417c1613ab5dc425Dmitry Shmidt * operation was started. 2776f86232838cf712377867cb42417c1613ab5dc425Dmitry Shmidt */ 2777b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt p2p_dbg(p2p, "Ignore old scan result for " MACSTR 2778b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt " (rx_time=%u.%06u)", 2779f86232838cf712377867cb42417c1613ab5dc425Dmitry Shmidt MAC2STR(bssid), (unsigned int) rx_time->sec, 2780f86232838cf712377867cb42417c1613ab5dc425Dmitry Shmidt (unsigned int) rx_time->usec); 2781f86232838cf712377867cb42417c1613ab5dc425Dmitry Shmidt return 0; 2782f86232838cf712377867cb42417c1613ab5dc425Dmitry Shmidt } 2783f86232838cf712377867cb42417c1613ab5dc425Dmitry Shmidt 2784f86232838cf712377867cb42417c1613ab5dc425Dmitry Shmidt p2p_add_device(p2p, bssid, freq, rx_time, level, ies, ies_len, 1); 27858d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 27868d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return 0; 27878d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 27888d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 27898d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 27908d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtvoid p2p_scan_res_handled(struct p2p_data *p2p) 27918d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 27928d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (!p2p->p2p_scan_running) { 2793b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt p2p_dbg(p2p, "p2p_scan was not running, but scan results received"); 27948d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 27958d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->p2p_scan_running = 0; 27968d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt eloop_cancel_timeout(p2p_scan_timeout, p2p, NULL); 27978d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 27988d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (p2p_run_after_scan(p2p)) 27998d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return; 28008d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (p2p->state == P2P_SEARCH) 28018d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_continue_find(p2p); 28028d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 28038d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 28048d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 2805c5ec7f57ead87efa365800228aa0b09a12d9e6c4Dmitry Shmidtvoid p2p_scan_ie(struct p2p_data *p2p, struct wpabuf *ies, const u8 *dev_id) 28068d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 280761d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt u8 *len; 280861d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt 280961d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt#ifdef CONFIG_WIFI_DISPLAY 281061d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt if (p2p->wfd_ie_probe_req) 281161d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt wpabuf_put_buf(ies, p2p->wfd_ie_probe_req); 281261d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt#endif /* CONFIG_WIFI_DISPLAY */ 281361d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt 281461d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt len = p2p_buf_add_ie_hdr(ies); 281504949598a23f501be6eec21697465fd46a28840aDmitry Shmidt p2p_buf_add_capability(ies, p2p->dev_capab & 281604949598a23f501be6eec21697465fd46a28840aDmitry Shmidt ~P2P_DEV_CAPAB_CLIENT_DISCOVERABILITY, 0); 2817c5ec7f57ead87efa365800228aa0b09a12d9e6c4Dmitry Shmidt if (dev_id) 2818c5ec7f57ead87efa365800228aa0b09a12d9e6c4Dmitry Shmidt p2p_buf_add_device_id(ies, dev_id); 28198d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (p2p->cfg->reg_class && p2p->cfg->channel) 28208d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_buf_add_listen_channel(ies, p2p->cfg->country, 28218d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->cfg->reg_class, 28228d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->cfg->channel); 28238d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (p2p->ext_listen_interval) 28248d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_buf_add_ext_listen_timing(ies, p2p->ext_listen_period, 28258d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->ext_listen_interval); 28268d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt /* TODO: p2p_buf_add_operating_channel() if GO */ 28278d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_buf_update_ie_hdr(ies, len); 28288d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 28298d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 28308d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 28311f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidtsize_t p2p_scan_ie_buf_len(struct p2p_data *p2p) 28321f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt{ 283361d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt size_t len = 100; 283461d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt 283561d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt#ifdef CONFIG_WIFI_DISPLAY 283661d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt if (p2p && p2p->wfd_ie_probe_req) 283761d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt len += wpabuf_len(p2p->wfd_ie_probe_req); 283861d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt#endif /* CONFIG_WIFI_DISPLAY */ 283961d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt 284061d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt return len; 28411f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt} 28421f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt 28431f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt 28448d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtint p2p_ie_text(struct wpabuf *p2p_ie, char *buf, char *end) 28458d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 28468d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return p2p_attr_text(p2p_ie, buf, end); 28478d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 28488d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 28498d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 28508d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtstatic void p2p_go_neg_req_cb(struct p2p_data *p2p, int success) 28518d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 28528d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt struct p2p_device *dev = p2p->go_neg_peer; 28538c65289885e84727226d81b3d32856f79c31ee5fDmitry Shmidt int timeout; 28548d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 2855b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt p2p_dbg(p2p, "GO Negotiation Request TX callback: success=%d", success); 28568d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 28578d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (dev == NULL) { 2858b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt p2p_dbg(p2p, "No pending GO Negotiation"); 28598d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return; 28608d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 28618d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 28628d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (success) { 28638d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (dev->flags & P2P_DEV_USER_REJECTED) { 28648d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_set_state(p2p, P2P_IDLE); 28658d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return; 28668d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 286704949598a23f501be6eec21697465fd46a28840aDmitry Shmidt } else if (dev->go_neg_req_sent) { 286804949598a23f501be6eec21697465fd46a28840aDmitry Shmidt /* Cancel the increment from p2p_connect_send() on failure */ 286998f9e76624da6bb96edc1982c423e4a119c5170aDmitry Shmidt dev->go_neg_req_sent--; 287098f9e76624da6bb96edc1982c423e4a119c5170aDmitry Shmidt } 28718d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 28728d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (!success && 28738d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt (dev->info.dev_capab & P2P_DEV_CAPAB_CLIENT_DISCOVERABILITY) && 28748d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt !is_zero_ether_addr(dev->member_in_go_dev)) { 2875b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt p2p_dbg(p2p, "Peer " MACSTR " did not acknowledge request - try to use device discoverability through its GO", 28768d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt MAC2STR(dev->info.p2p_device_addr)); 28778d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->cfg->send_action_done(p2p->cfg->cb_ctx); 28788d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_send_dev_disc_req(p2p, dev); 28798d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return; 28808d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 28818d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 28828d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt /* 28838d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * Use P2P find, if needed, to find the other device from its listen 28848d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * channel. 28858d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt */ 28868d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_set_state(p2p, P2P_CONNECT); 28878c65289885e84727226d81b3d32856f79c31ee5fDmitry Shmidt timeout = success ? 500000 : 100000; 28888c65289885e84727226d81b3d32856f79c31ee5fDmitry Shmidt if (!success && p2p->go_neg_peer && 28898c65289885e84727226d81b3d32856f79c31ee5fDmitry Shmidt (p2p->go_neg_peer->flags & P2P_DEV_PEER_WAITING_RESPONSE)) { 28908c65289885e84727226d81b3d32856f79c31ee5fDmitry Shmidt unsigned int r; 28918c65289885e84727226d81b3d32856f79c31ee5fDmitry Shmidt /* 28928c65289885e84727226d81b3d32856f79c31ee5fDmitry Shmidt * Peer is expected to wait our response and we will skip the 28938c65289885e84727226d81b3d32856f79c31ee5fDmitry Shmidt * listen phase. Add some randomness to the wait time here to 28948c65289885e84727226d81b3d32856f79c31ee5fDmitry Shmidt * make it less likely to hit cases where we could end up in 28958c65289885e84727226d81b3d32856f79c31ee5fDmitry Shmidt * sync with peer not listening. 28968c65289885e84727226d81b3d32856f79c31ee5fDmitry Shmidt */ 28978c65289885e84727226d81b3d32856f79c31ee5fDmitry Shmidt os_get_random((u8 *) &r, sizeof(r)); 28988c65289885e84727226d81b3d32856f79c31ee5fDmitry Shmidt timeout += r % 100000; 28998c65289885e84727226d81b3d32856f79c31ee5fDmitry Shmidt } 29008c65289885e84727226d81b3d32856f79c31ee5fDmitry Shmidt p2p_set_timeout(p2p, 0, timeout); 29018d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 29028d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 29038d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 29048d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtstatic void p2p_go_neg_resp_cb(struct p2p_data *p2p, int success) 29058d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 2906b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt p2p_dbg(p2p, "GO Negotiation Response TX callback: success=%d", 29078d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt success); 29088d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (!p2p->go_neg_peer && p2p->state == P2P_PROVISIONING) { 2909b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt p2p_dbg(p2p, "Ignore TX callback event - GO Negotiation is not running anymore"); 29108d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return; 29118d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 29128d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_set_state(p2p, P2P_CONNECT); 29138c65289885e84727226d81b3d32856f79c31ee5fDmitry Shmidt p2p_set_timeout(p2p, 0, 500000); 29148d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 29158d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 29168d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 29174b06059785b935dd1f4f09314e4e12c417d2c6a4Dmitry Shmidtstatic void p2p_go_neg_resp_failure_cb(struct p2p_data *p2p, int success, 29184b06059785b935dd1f4f09314e4e12c417d2c6a4Dmitry Shmidt const u8 *addr) 29198d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 2920b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt p2p_dbg(p2p, "GO Negotiation Response (failure) TX callback: success=%d", success); 29218d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (p2p->go_neg_peer && p2p->go_neg_peer->status != P2P_SC_SUCCESS) { 29228d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_go_neg_failed(p2p, p2p->go_neg_peer, 29238d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->go_neg_peer->status); 29244b06059785b935dd1f4f09314e4e12c417d2c6a4Dmitry Shmidt } else if (success) { 29254b06059785b935dd1f4f09314e4e12c417d2c6a4Dmitry Shmidt struct p2p_device *dev; 29264b06059785b935dd1f4f09314e4e12c417d2c6a4Dmitry Shmidt dev = p2p_get_device(p2p, addr); 29274b06059785b935dd1f4f09314e4e12c417d2c6a4Dmitry Shmidt if (dev && 29284b06059785b935dd1f4f09314e4e12c417d2c6a4Dmitry Shmidt dev->status == P2P_SC_FAIL_INFO_CURRENTLY_UNAVAILABLE) 29294b06059785b935dd1f4f09314e4e12c417d2c6a4Dmitry Shmidt dev->flags |= P2P_DEV_PEER_WAITING_RESPONSE; 29308d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 29318d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 29328d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 29338d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 29348d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtstatic void p2p_go_neg_conf_cb(struct p2p_data *p2p, 29358d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt enum p2p_send_action_result result) 29368d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 29378d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt struct p2p_device *dev; 29388d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 2939b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt p2p_dbg(p2p, "GO Negotiation Confirm TX callback: result=%d", result); 29408d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->cfg->send_action_done(p2p->cfg->cb_ctx); 29418d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (result == P2P_SEND_ACTION_FAILED) { 29428d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_go_neg_failed(p2p, p2p->go_neg_peer, -1); 29438d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return; 29448d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 29458d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (result == P2P_SEND_ACTION_NO_ACK) { 29468d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt /* 29478d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * It looks like the TX status for GO Negotiation Confirm is 29488d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * often showing failure even when the peer has actually 29498d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * received the frame. Since the peer may change channels 29508d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * immediately after having received the frame, we may not see 29518d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * an Ack for retries, so just dropping a single frame may 29528d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * trigger this. To allow the group formation to succeed if the 29538d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * peer did indeed receive the frame, continue regardless of 29548d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * the TX status. 29558d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt */ 2956b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt p2p_dbg(p2p, "Assume GO Negotiation Confirm TX was actually received by the peer even though Ack was not reported"); 29578d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 29588d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 29598d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt dev = p2p->go_neg_peer; 29608d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (dev == NULL) 29618d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return; 29628d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 29638d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_go_complete(p2p, dev); 29648d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 29658d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 29668d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 29678d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtvoid p2p_send_action_cb(struct p2p_data *p2p, unsigned int freq, const u8 *dst, 29688d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt const u8 *src, const u8 *bssid, 29698d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt enum p2p_send_action_result result) 29708d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 29718d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt enum p2p_pending_action_state state; 29728d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt int success; 29738d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 2974b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt p2p_dbg(p2p, "Action frame TX callback (state=%d freq=%u dst=" MACSTR 29758d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt " src=" MACSTR " bssid=" MACSTR " result=%d", 29768d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->pending_action_state, freq, MAC2STR(dst), MAC2STR(src), 29778d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt MAC2STR(bssid), result); 29788d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt success = result == P2P_SEND_ACTION_SUCCESS; 29798d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt state = p2p->pending_action_state; 29808d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->pending_action_state = P2P_NO_PENDING_ACTION; 29818d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt switch (state) { 29828d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt case P2P_NO_PENDING_ACTION: 29834582d2a5dd8180c52eb95b1100fb183b9a289708Dmitry Shmidt if (p2p->send_action_in_progress) { 29844582d2a5dd8180c52eb95b1100fb183b9a289708Dmitry Shmidt p2p->send_action_in_progress = 0; 29854582d2a5dd8180c52eb95b1100fb183b9a289708Dmitry Shmidt p2p->cfg->send_action_done(p2p->cfg->cb_ctx); 29864582d2a5dd8180c52eb95b1100fb183b9a289708Dmitry Shmidt } 29878da800a193fb6f8832218715f82a7b4e2d2ad338Dmitry Shmidt if (p2p->after_scan_tx_in_progress) { 29888da800a193fb6f8832218715f82a7b4e2d2ad338Dmitry Shmidt p2p->after_scan_tx_in_progress = 0; 29898da800a193fb6f8832218715f82a7b4e2d2ad338Dmitry Shmidt if (p2p->start_after_scan != P2P_AFTER_SCAN_NOTHING && 29908da800a193fb6f8832218715f82a7b4e2d2ad338Dmitry Shmidt p2p_run_after_scan(p2p)) 29918da800a193fb6f8832218715f82a7b4e2d2ad338Dmitry Shmidt break; 29928da800a193fb6f8832218715f82a7b4e2d2ad338Dmitry Shmidt if (p2p->state == P2P_SEARCH) { 2993b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt p2p_dbg(p2p, "Continue find after after_scan_tx completion"); 29948da800a193fb6f8832218715f82a7b4e2d2ad338Dmitry Shmidt p2p_continue_find(p2p); 29958da800a193fb6f8832218715f82a7b4e2d2ad338Dmitry Shmidt } 29968da800a193fb6f8832218715f82a7b4e2d2ad338Dmitry Shmidt } 29978d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt break; 29988d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt case P2P_PENDING_GO_NEG_REQUEST: 29998d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_go_neg_req_cb(p2p, success); 30008d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt break; 30018d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt case P2P_PENDING_GO_NEG_RESPONSE: 30028d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_go_neg_resp_cb(p2p, success); 30038d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt break; 30048d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt case P2P_PENDING_GO_NEG_RESPONSE_FAILURE: 30054b06059785b935dd1f4f09314e4e12c417d2c6a4Dmitry Shmidt p2p_go_neg_resp_failure_cb(p2p, success, dst); 30068d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt break; 30078d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt case P2P_PENDING_GO_NEG_CONFIRM: 30088d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_go_neg_conf_cb(p2p, result); 30098d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt break; 30108d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt case P2P_PENDING_SD: 30118d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_sd_cb(p2p, success); 30128d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt break; 30138d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt case P2P_PENDING_PD: 30148d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_prov_disc_cb(p2p, success); 30158d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt break; 30168d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt case P2P_PENDING_INVITATION_REQUEST: 30178d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_invitation_req_cb(p2p, success); 30188d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt break; 30198d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt case P2P_PENDING_INVITATION_RESPONSE: 30208d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_invitation_resp_cb(p2p, success); 30218d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt break; 30228d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt case P2P_PENDING_DEV_DISC_REQUEST: 30238d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_dev_disc_req_cb(p2p, success); 30248d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt break; 30258d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt case P2P_PENDING_DEV_DISC_RESPONSE: 30268d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_dev_disc_resp_cb(p2p, success); 30278d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt break; 30288d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt case P2P_PENDING_GO_DISC_REQ: 30298d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_go_disc_req_cb(p2p, success); 30308d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt break; 30318d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 30328da800a193fb6f8832218715f82a7b4e2d2ad338Dmitry Shmidt 30338da800a193fb6f8832218715f82a7b4e2d2ad338Dmitry Shmidt p2p->after_scan_tx_in_progress = 0; 30348d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 30358d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 30368d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 30378d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtvoid p2p_listen_cb(struct p2p_data *p2p, unsigned int freq, 30388d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt unsigned int duration) 30398d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 30408d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (freq == p2p->pending_client_disc_freq) { 3041b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt p2p_dbg(p2p, "Client discoverability remain-awake completed"); 30428d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->pending_client_disc_freq = 0; 30438d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return; 30448d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 30458d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 30468d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (freq != p2p->pending_listen_freq) { 3047b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt p2p_dbg(p2p, "Unexpected listen callback for freq=%u duration=%u (pending_listen_freq=%u)", 30488d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt freq, duration, p2p->pending_listen_freq); 30498d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return; 30508d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 30518d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 3052b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt p2p_dbg(p2p, "Starting Listen timeout(%u,%u) on freq=%u based on callback", 30538d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->pending_listen_sec, p2p->pending_listen_usec, 30548d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->pending_listen_freq); 30558d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->in_listen = 1; 30568d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->drv_in_listen = freq; 30578d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (p2p->pending_listen_sec || p2p->pending_listen_usec) { 30588d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt /* 30598d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * Add 20 msec extra wait to avoid race condition with driver 30608d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * remain-on-channel end event, i.e., give driver more time to 30618d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * complete the operation before our timeout expires. 30628d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt */ 30638d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_set_timeout(p2p, p2p->pending_listen_sec, 30648d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->pending_listen_usec + 20000); 30658d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 30668d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 30678d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->pending_listen_freq = 0; 30688d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 30698d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 30708d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 30718d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtint p2p_listen_end(struct p2p_data *p2p, unsigned int freq) 30728d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 3073b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt p2p_dbg(p2p, "Driver ended Listen state (freq=%u)", freq); 30748d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->drv_in_listen = 0; 30758d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (p2p->in_listen) 30768d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return 0; /* Internal timeout will trigger the next step */ 30778d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 30788d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (p2p->state == P2P_CONNECT_LISTEN && p2p->go_neg_peer) { 30798d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (p2p->go_neg_peer->connect_reqs >= 120) { 3080b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt p2p_dbg(p2p, "Timeout on sending GO Negotiation Request without getting response"); 30818d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_go_neg_failed(p2p, p2p->go_neg_peer, -1); 30828d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return 0; 30838d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 30848d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 30858d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_set_state(p2p, P2P_CONNECT); 30868d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_connect_send(p2p, p2p->go_neg_peer); 30878d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return 1; 30888d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } else if (p2p->state == P2P_SEARCH) { 3089c5ec7f57ead87efa365800228aa0b09a12d9e6c4Dmitry Shmidt if (p2p->p2p_scan_running) { 3090c5ec7f57ead87efa365800228aa0b09a12d9e6c4Dmitry Shmidt /* 3091c5ec7f57ead87efa365800228aa0b09a12d9e6c4Dmitry Shmidt * Search is already in progress. This can happen if 3092c5ec7f57ead87efa365800228aa0b09a12d9e6c4Dmitry Shmidt * an Action frame RX is reported immediately after 3093c5ec7f57ead87efa365800228aa0b09a12d9e6c4Dmitry Shmidt * the end of a remain-on-channel operation and the 3094c5ec7f57ead87efa365800228aa0b09a12d9e6c4Dmitry Shmidt * response frame to that is sent using an offchannel 3095c5ec7f57ead87efa365800228aa0b09a12d9e6c4Dmitry Shmidt * operation while in p2p_find. Avoid an attempt to 3096c5ec7f57ead87efa365800228aa0b09a12d9e6c4Dmitry Shmidt * restart a scan here. 3097c5ec7f57ead87efa365800228aa0b09a12d9e6c4Dmitry Shmidt */ 3098b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt p2p_dbg(p2p, "p2p_scan already in progress - do not try to start a new one"); 3099c5ec7f57ead87efa365800228aa0b09a12d9e6c4Dmitry Shmidt return 1; 3100c5ec7f57ead87efa365800228aa0b09a12d9e6c4Dmitry Shmidt } 310104949598a23f501be6eec21697465fd46a28840aDmitry Shmidt if (p2p->pending_listen_freq) { 310204949598a23f501be6eec21697465fd46a28840aDmitry Shmidt /* 310304949598a23f501be6eec21697465fd46a28840aDmitry Shmidt * Better wait a bit if the driver is unable to start 310404949598a23f501be6eec21697465fd46a28840aDmitry Shmidt * offchannel operation for some reason. p2p_search() 310504949598a23f501be6eec21697465fd46a28840aDmitry Shmidt * will be started from internal timeout. 310604949598a23f501be6eec21697465fd46a28840aDmitry Shmidt */ 3107b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt p2p_dbg(p2p, "Listen operation did not seem to start - delay search phase to avoid busy loop"); 310804949598a23f501be6eec21697465fd46a28840aDmitry Shmidt p2p_set_timeout(p2p, 0, 100000); 310904949598a23f501be6eec21697465fd46a28840aDmitry Shmidt return 1; 311004949598a23f501be6eec21697465fd46a28840aDmitry Shmidt } 311161d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt if (p2p->search_delay) { 3112b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt p2p_dbg(p2p, "Delay search operation by %u ms", 311361d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt p2p->search_delay); 311461d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt p2p_set_timeout(p2p, p2p->search_delay / 1000, 311561d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt (p2p->search_delay % 1000) * 1000); 311661d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt return 1; 311761d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt } 31188d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_search(p2p); 31198d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return 1; 31208d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 31218d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 31228d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return 0; 31238d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 31248d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 31258d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 31268d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtstatic void p2p_timeout_connect(struct p2p_data *p2p) 31278d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 31288d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->cfg->send_action_done(p2p->cfg->cb_ctx); 312904949598a23f501be6eec21697465fd46a28840aDmitry Shmidt if (p2p->go_neg_peer && 313004949598a23f501be6eec21697465fd46a28840aDmitry Shmidt (p2p->go_neg_peer->flags & P2P_DEV_WAIT_GO_NEG_CONFIRM)) { 3131b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt p2p_dbg(p2p, "Wait for GO Negotiation Confirm timed out - assume GO Negotiation failed"); 313204949598a23f501be6eec21697465fd46a28840aDmitry Shmidt p2p_go_neg_failed(p2p, p2p->go_neg_peer, -1); 313304949598a23f501be6eec21697465fd46a28840aDmitry Shmidt return; 313404949598a23f501be6eec21697465fd46a28840aDmitry Shmidt } 31358c65289885e84727226d81b3d32856f79c31ee5fDmitry Shmidt if (p2p->go_neg_peer && 31368c65289885e84727226d81b3d32856f79c31ee5fDmitry Shmidt (p2p->go_neg_peer->flags & P2P_DEV_PEER_WAITING_RESPONSE) && 31378c65289885e84727226d81b3d32856f79c31ee5fDmitry Shmidt p2p->go_neg_peer->connect_reqs < 120) { 3138b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt p2p_dbg(p2p, "Peer expected to wait our response - skip listen"); 31398c65289885e84727226d81b3d32856f79c31ee5fDmitry Shmidt p2p_connect_send(p2p, p2p->go_neg_peer); 31408c65289885e84727226d81b3d32856f79c31ee5fDmitry Shmidt return; 31418c65289885e84727226d81b3d32856f79c31ee5fDmitry Shmidt } 3142cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt if (p2p->go_neg_peer && p2p->go_neg_peer->oob_go_neg_freq > 0) { 3143cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt p2p_dbg(p2p, "Skip connect-listen since GO Neg channel known (OOB)"); 3144cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt p2p_set_state(p2p, P2P_CONNECT_LISTEN); 3145cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt p2p_set_timeout(p2p, 0, 30000); 3146cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt return; 3147cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt } 31488d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_set_state(p2p, P2P_CONNECT_LISTEN); 3149d5e4923d04122f81300fa68fb07d64ede28fd44dDmitry Shmidt p2p_listen_in_find(p2p, 0); 31508d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 31518d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 31528d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 31538d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtstatic void p2p_timeout_connect_listen(struct p2p_data *p2p) 31548d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 31558d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (p2p->go_neg_peer) { 31568d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (p2p->drv_in_listen) { 3157b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt p2p_dbg(p2p, "Driver is still in Listen state; wait for it to complete"); 31588d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return; 31598d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 31608d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 31618d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (p2p->go_neg_peer->connect_reqs >= 120) { 3162b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt p2p_dbg(p2p, "Timeout on sending GO Negotiation Request without getting response"); 31638d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_go_neg_failed(p2p, p2p->go_neg_peer, -1); 31648d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return; 31658d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 31668d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 31678d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_set_state(p2p, P2P_CONNECT); 31688d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_connect_send(p2p, p2p->go_neg_peer); 31698d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } else 31708d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_set_state(p2p, P2P_IDLE); 31718d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 31728d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 31738d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 31748d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtstatic void p2p_timeout_wait_peer_connect(struct p2p_data *p2p) 31758d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 31768d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_set_state(p2p, P2P_WAIT_PEER_IDLE); 31771846323989242844f0e857458a8939fa5836429cDmitry Shmidt 31781846323989242844f0e857458a8939fa5836429cDmitry Shmidt if (p2p->cfg->is_concurrent_session_active && 31791846323989242844f0e857458a8939fa5836429cDmitry Shmidt p2p->cfg->is_concurrent_session_active(p2p->cfg->cb_ctx)) 31801846323989242844f0e857458a8939fa5836429cDmitry Shmidt p2p_set_timeout(p2p, 0, 500000); 31811846323989242844f0e857458a8939fa5836429cDmitry Shmidt else 31821846323989242844f0e857458a8939fa5836429cDmitry Shmidt p2p_set_timeout(p2p, 0, 200000); 31838d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 31848d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 31858d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 31868d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtstatic void p2p_timeout_wait_peer_idle(struct p2p_data *p2p) 31878d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 31888d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt struct p2p_device *dev = p2p->go_neg_peer; 31898d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 31908d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (dev == NULL) { 3191b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt p2p_dbg(p2p, "Unknown GO Neg peer - stop GO Neg wait"); 31928d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return; 31938d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 31948d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 31958d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt dev->wait_count++; 31968d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (dev->wait_count >= 120) { 3197b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt p2p_dbg(p2p, "Timeout on waiting peer to become ready for GO Negotiation"); 31988d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_go_neg_failed(p2p, dev, -1); 31998d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return; 32008d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 32018d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 3202b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt p2p_dbg(p2p, "Go to Listen state while waiting for the peer to become ready for GO Negotiation"); 32038d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_set_state(p2p, P2P_WAIT_PEER_CONNECT); 3204d5e4923d04122f81300fa68fb07d64ede28fd44dDmitry Shmidt p2p_listen_in_find(p2p, 0); 32058d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 32068d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 32078d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 32088d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtstatic void p2p_timeout_sd_during_find(struct p2p_data *p2p) 32098d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 3210b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt p2p_dbg(p2p, "Service Discovery Query timeout"); 32118d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (p2p->sd_peer) { 32128d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->cfg->send_action_done(p2p->cfg->cb_ctx); 32138d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->sd_peer = NULL; 32148d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 32158d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_continue_find(p2p); 32168d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 32178d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 32188d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 32198d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtstatic void p2p_timeout_prov_disc_during_find(struct p2p_data *p2p) 32208d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 3221b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt p2p_dbg(p2p, "Provision Discovery Request timeout"); 32228d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->cfg->send_action_done(p2p->cfg->cb_ctx); 32238d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_continue_find(p2p); 32248d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 32258d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 32268d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 322775ecf5267604f166b85a7ee2cf0d9cb682966680Jouni Malinenstatic void p2p_timeout_prov_disc_req(struct p2p_data *p2p) 322875ecf5267604f166b85a7ee2cf0d9cb682966680Jouni Malinen{ 322975ecf5267604f166b85a7ee2cf0d9cb682966680Jouni Malinen p2p->pending_action_state = P2P_NO_PENDING_ACTION; 323075ecf5267604f166b85a7ee2cf0d9cb682966680Jouni Malinen 323175ecf5267604f166b85a7ee2cf0d9cb682966680Jouni Malinen /* 323275ecf5267604f166b85a7ee2cf0d9cb682966680Jouni Malinen * For user initiated PD requests that we have not gotten any responses 323375ecf5267604f166b85a7ee2cf0d9cb682966680Jouni Malinen * for while in IDLE state, we retry them a couple of times before 323475ecf5267604f166b85a7ee2cf0d9cb682966680Jouni Malinen * giving up. 323575ecf5267604f166b85a7ee2cf0d9cb682966680Jouni Malinen */ 323675ecf5267604f166b85a7ee2cf0d9cb682966680Jouni Malinen if (!p2p->user_initiated_pd) 323775ecf5267604f166b85a7ee2cf0d9cb682966680Jouni Malinen return; 323875ecf5267604f166b85a7ee2cf0d9cb682966680Jouni Malinen 3239b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt p2p_dbg(p2p, "User initiated Provision Discovery Request timeout"); 324075ecf5267604f166b85a7ee2cf0d9cb682966680Jouni Malinen 324175ecf5267604f166b85a7ee2cf0d9cb682966680Jouni Malinen if (p2p->pd_retries) { 324275ecf5267604f166b85a7ee2cf0d9cb682966680Jouni Malinen p2p->pd_retries--; 324375ecf5267604f166b85a7ee2cf0d9cb682966680Jouni Malinen p2p_retry_pd(p2p); 324475ecf5267604f166b85a7ee2cf0d9cb682966680Jouni Malinen } else { 3245d5e4923d04122f81300fa68fb07d64ede28fd44dDmitry Shmidt struct p2p_device *dev; 3246d5e4923d04122f81300fa68fb07d64ede28fd44dDmitry Shmidt int for_join = 0; 3247d5e4923d04122f81300fa68fb07d64ede28fd44dDmitry Shmidt 3248d5e4923d04122f81300fa68fb07d64ede28fd44dDmitry Shmidt dl_list_for_each(dev, &p2p->devices, struct p2p_device, list) { 3249d5e4923d04122f81300fa68fb07d64ede28fd44dDmitry Shmidt if (os_memcmp(p2p->pending_pd_devaddr, 3250d5e4923d04122f81300fa68fb07d64ede28fd44dDmitry Shmidt dev->info.p2p_device_addr, ETH_ALEN) != 0) 3251d5e4923d04122f81300fa68fb07d64ede28fd44dDmitry Shmidt continue; 3252d5e4923d04122f81300fa68fb07d64ede28fd44dDmitry Shmidt if (dev->req_config_methods && 3253d5e4923d04122f81300fa68fb07d64ede28fd44dDmitry Shmidt (dev->flags & P2P_DEV_PD_FOR_JOIN)) 3254d5e4923d04122f81300fa68fb07d64ede28fd44dDmitry Shmidt for_join = 1; 3255d5e4923d04122f81300fa68fb07d64ede28fd44dDmitry Shmidt } 3256d5e4923d04122f81300fa68fb07d64ede28fd44dDmitry Shmidt 325775ecf5267604f166b85a7ee2cf0d9cb682966680Jouni Malinen if (p2p->cfg->prov_disc_fail) 325875ecf5267604f166b85a7ee2cf0d9cb682966680Jouni Malinen p2p->cfg->prov_disc_fail(p2p->cfg->cb_ctx, 325975ecf5267604f166b85a7ee2cf0d9cb682966680Jouni Malinen p2p->pending_pd_devaddr, 3260d5e4923d04122f81300fa68fb07d64ede28fd44dDmitry Shmidt for_join ? 3261d5e4923d04122f81300fa68fb07d64ede28fd44dDmitry Shmidt P2P_PROV_DISC_TIMEOUT_JOIN : 326275ecf5267604f166b85a7ee2cf0d9cb682966680Jouni Malinen P2P_PROV_DISC_TIMEOUT); 326375ecf5267604f166b85a7ee2cf0d9cb682966680Jouni Malinen p2p_reset_pending_pd(p2p); 326475ecf5267604f166b85a7ee2cf0d9cb682966680Jouni Malinen } 326575ecf5267604f166b85a7ee2cf0d9cb682966680Jouni Malinen} 326675ecf5267604f166b85a7ee2cf0d9cb682966680Jouni Malinen 326775ecf5267604f166b85a7ee2cf0d9cb682966680Jouni Malinen 32688d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtstatic void p2p_timeout_invite(struct p2p_data *p2p) 32698d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 32708d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->cfg->send_action_done(p2p->cfg->cb_ctx); 32718d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_set_state(p2p, P2P_INVITE_LISTEN); 32728d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (p2p->inv_role == P2P_INVITE_ROLE_ACTIVE_GO) { 32738d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt /* 32748d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * Better remain on operating channel instead of listen channel 32758d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * when running a group. 32768d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt */ 3277b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt p2p_dbg(p2p, "Inviting in active GO role - wait on operating channel"); 32788d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_set_timeout(p2p, 0, 100000); 32798d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return; 32808d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 3281d5e4923d04122f81300fa68fb07d64ede28fd44dDmitry Shmidt p2p_listen_in_find(p2p, 0); 32828d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 32838d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 32848d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 32858d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtstatic void p2p_timeout_invite_listen(struct p2p_data *p2p) 32868d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 32878d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (p2p->invite_peer && p2p->invite_peer->invitation_reqs < 100) { 32888d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_set_state(p2p, P2P_INVITE); 32898d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_invite_send(p2p, p2p->invite_peer, 3290cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt p2p->invite_go_dev_addr, p2p->invite_dev_pw_id); 32918d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } else { 32928d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (p2p->invite_peer) { 3293b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt p2p_dbg(p2p, "Invitation Request retry limit reached"); 32948d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (p2p->cfg->invitation_result) 32958d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->cfg->invitation_result( 3296700a137ab366edc72e371da68ba187b4717ee660Dmitry Shmidt p2p->cfg->cb_ctx, -1, NULL, NULL, 3297e0e48dc666fb14a7bb60264ca87463ba7bc1fe0bDmitry Shmidt p2p->invite_peer->info.p2p_device_addr, 3298e0e48dc666fb14a7bb60264ca87463ba7bc1fe0bDmitry Shmidt 0); 32998d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 33008d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_set_state(p2p, P2P_IDLE); 33018d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 33028d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 33038d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 33048d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 33058d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtstatic void p2p_state_timeout(void *eloop_ctx, void *timeout_ctx) 33068d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 33078d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt struct p2p_data *p2p = eloop_ctx; 33088d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 3309b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt p2p_dbg(p2p, "Timeout (state=%s)", p2p_state_txt(p2p->state)); 33108d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 33118d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->in_listen = 0; 33128d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 33138d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt switch (p2p->state) { 33148d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt case P2P_IDLE: 331575ecf5267604f166b85a7ee2cf0d9cb682966680Jouni Malinen /* Check if we timed out waiting for PD req */ 331675ecf5267604f166b85a7ee2cf0d9cb682966680Jouni Malinen if (p2p->pending_action_state == P2P_PENDING_PD) 331775ecf5267604f166b85a7ee2cf0d9cb682966680Jouni Malinen p2p_timeout_prov_disc_req(p2p); 33188d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt break; 33198d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt case P2P_SEARCH: 332075ecf5267604f166b85a7ee2cf0d9cb682966680Jouni Malinen /* Check if we timed out waiting for PD req */ 332175ecf5267604f166b85a7ee2cf0d9cb682966680Jouni Malinen if (p2p->pending_action_state == P2P_PENDING_PD) 332275ecf5267604f166b85a7ee2cf0d9cb682966680Jouni Malinen p2p_timeout_prov_disc_req(p2p); 332361d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt if (p2p->search_delay && !p2p->in_search_delay) { 3324b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt p2p_dbg(p2p, "Delay search operation by %u ms", 332561d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt p2p->search_delay); 332661d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt p2p->in_search_delay = 1; 332761d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt p2p_set_timeout(p2p, p2p->search_delay / 1000, 332861d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt (p2p->search_delay % 1000) * 1000); 332961d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt break; 333061d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt } 333161d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt p2p->in_search_delay = 0; 33328d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_search(p2p); 33338d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt break; 33348d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt case P2P_CONNECT: 33358d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_timeout_connect(p2p); 33368d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt break; 33378d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt case P2P_CONNECT_LISTEN: 33388d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_timeout_connect_listen(p2p); 33398d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt break; 33408d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt case P2P_GO_NEG: 33418d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt break; 33428d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt case P2P_LISTEN_ONLY: 334375ecf5267604f166b85a7ee2cf0d9cb682966680Jouni Malinen /* Check if we timed out waiting for PD req */ 334475ecf5267604f166b85a7ee2cf0d9cb682966680Jouni Malinen if (p2p->pending_action_state == P2P_PENDING_PD) 334575ecf5267604f166b85a7ee2cf0d9cb682966680Jouni Malinen p2p_timeout_prov_disc_req(p2p); 334675ecf5267604f166b85a7ee2cf0d9cb682966680Jouni Malinen 33478d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (p2p->ext_listen_only) { 3348b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt p2p_dbg(p2p, "Extended Listen Timing - Listen State completed"); 33498d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->ext_listen_only = 0; 33508d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_set_state(p2p, P2P_IDLE); 33518d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 33528d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt break; 33538d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt case P2P_WAIT_PEER_CONNECT: 33548d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_timeout_wait_peer_connect(p2p); 33558d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt break; 33568d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt case P2P_WAIT_PEER_IDLE: 33578d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_timeout_wait_peer_idle(p2p); 33588d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt break; 33598d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt case P2P_SD_DURING_FIND: 33608d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_timeout_sd_during_find(p2p); 33618d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt break; 33628d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt case P2P_PROVISIONING: 33638d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt break; 33648d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt case P2P_PD_DURING_FIND: 33658d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_timeout_prov_disc_during_find(p2p); 33668d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt break; 33678d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt case P2P_INVITE: 33688d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_timeout_invite(p2p); 33698d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt break; 33708d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt case P2P_INVITE_LISTEN: 33718d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_timeout_invite_listen(p2p); 33728d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt break; 33738d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 33748d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 33758d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 33768d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 33778d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtint p2p_reject(struct p2p_data *p2p, const u8 *peer_addr) 33788d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 33798d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt struct p2p_device *dev; 33808d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 33818d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt dev = p2p_get_device(p2p, peer_addr); 3382b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt p2p_dbg(p2p, "Local request to reject connection attempts by peer " 3383b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt MACSTR, MAC2STR(peer_addr)); 33848d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (dev == NULL) { 3385b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt p2p_dbg(p2p, "Peer " MACSTR " unknown", MAC2STR(peer_addr)); 33868d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return -1; 33878d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 33888d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt dev->status = P2P_SC_FAIL_REJECTED_BY_USER; 33898d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt dev->flags |= P2P_DEV_USER_REJECTED; 33908d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return 0; 33918d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 33928d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 33938d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 33941f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidtconst char * p2p_wps_method_text(enum p2p_wps_method method) 33958d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 33968d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt switch (method) { 33978d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt case WPS_NOT_READY: 33988d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return "not-ready"; 33998d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt case WPS_PIN_DISPLAY: 34008d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return "Display"; 34018d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt case WPS_PIN_KEYPAD: 34028d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return "Keypad"; 34038d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt case WPS_PBC: 34048d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return "PBC"; 3405cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt case WPS_NFC: 3406cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt return "NFC"; 34078d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 34088d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 34098d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return "??"; 34108d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 34118d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 34128d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 34138d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtstatic const char * p2p_go_state_text(enum p2p_go_state go_state) 34148d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 34158d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt switch (go_state) { 34168d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt case UNKNOWN_GO: 34178d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return "unknown"; 34188d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt case LOCAL_GO: 34198d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return "local"; 34208d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt case REMOTE_GO: 34218d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return "remote"; 34228d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 34238d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 34248d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return "??"; 34258d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 34268d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 34278d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 34281f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidtconst struct p2p_peer_info * p2p_get_peer_info(struct p2p_data *p2p, 34291f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt const u8 *addr, int next) 34308d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 34318d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt struct p2p_device *dev; 34328d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 34338d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (addr) 34348d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt dev = p2p_get_device(p2p, addr); 34358d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt else 34368d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt dev = dl_list_first(&p2p->devices, struct p2p_device, list); 34378d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 34388d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (dev && next) { 34398d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt dev = dl_list_first(&dev->list, struct p2p_device, list); 34408d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (&dev->list == &p2p->devices) 34418d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt dev = NULL; 34428d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 34438d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 34448d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (dev == NULL) 34451f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt return NULL; 34461f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt 34471f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt return &dev->info; 34481f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt} 34491f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt 34501f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt 34511f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidtint p2p_get_peer_info_txt(const struct p2p_peer_info *info, 34521f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt char *buf, size_t buflen) 34531f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt{ 34541f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt struct p2p_device *dev; 34551f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt int res; 34561f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt char *pos, *end; 3457fb79edc9df1f20461e90e478363d207348213d35Dmitry Shmidt struct os_reltime now; 34581f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt 34591f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt if (info == NULL) 34608d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return -1; 34618d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 34621f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt dev = (struct p2p_device *) (((u8 *) info) - 34631f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt offsetof(struct p2p_device, info)); 34641f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt 34658d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt pos = buf; 34668d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt end = buf + buflen; 34678d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 3468fb79edc9df1f20461e90e478363d207348213d35Dmitry Shmidt os_get_reltime(&now); 34698d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt res = os_snprintf(pos, end - pos, 34708d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt "age=%d\n" 34718d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt "listen_freq=%d\n" 34728d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt "wps_method=%s\n" 34738d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt "interface_addr=" MACSTR "\n" 34748d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt "member_in_go_dev=" MACSTR "\n" 34758d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt "member_in_go_iface=" MACSTR "\n" 34768d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt "go_neg_req_sent=%d\n" 34778d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt "go_state=%s\n" 34788d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt "dialog_token=%u\n" 34798d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt "intended_addr=" MACSTR "\n" 34808d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt "country=%c%c\n" 34818d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt "oper_freq=%d\n" 34828d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt "req_config_methods=0x%x\n" 348313ca8d8ea51a1aa5e24c6c956473a11b0c7daed4Dmitry Shmidt "flags=%s%s%s%s%s%s%s%s%s%s%s%s%s\n" 34848d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt "status=%d\n" 34858d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt "wait_count=%u\n" 34868d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt "invitation_reqs=%u\n", 34878d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt (int) (now.sec - dev->last_seen.sec), 34888d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt dev->listen_freq, 34898d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_wps_method_text(dev->wps_method), 34908d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt MAC2STR(dev->interface_addr), 34918d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt MAC2STR(dev->member_in_go_dev), 34928d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt MAC2STR(dev->member_in_go_iface), 34938d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt dev->go_neg_req_sent, 34948d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_go_state_text(dev->go_state), 34958d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt dev->dialog_token, 34968d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt MAC2STR(dev->intended_addr), 34978d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt dev->country[0] ? dev->country[0] : '_', 34988d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt dev->country[1] ? dev->country[1] : '_', 34998d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt dev->oper_freq, 35008d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt dev->req_config_methods, 35018d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt dev->flags & P2P_DEV_PROBE_REQ_ONLY ? 35028d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt "[PROBE_REQ_ONLY]" : "", 35038d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt dev->flags & P2P_DEV_REPORTED ? "[REPORTED]" : "", 35048d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt dev->flags & P2P_DEV_NOT_YET_READY ? 35058d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt "[NOT_YET_READY]" : "", 35068d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt dev->flags & P2P_DEV_PD_PEER_DISPLAY ? 35078d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt "[PD_PEER_DISPLAY]" : "", 35088d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt dev->flags & P2P_DEV_PD_PEER_KEYPAD ? 35098d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt "[PD_PEER_KEYPAD]" : "", 35108d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt dev->flags & P2P_DEV_USER_REJECTED ? 35118d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt "[USER_REJECTED]" : "", 35128d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt dev->flags & P2P_DEV_PEER_WAITING_RESPONSE ? 35138d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt "[PEER_WAITING_RESPONSE]" : "", 35148d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt dev->flags & P2P_DEV_PREFER_PERSISTENT_GROUP ? 35158d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt "[PREFER_PERSISTENT_GROUP]" : "", 35168d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt dev->flags & P2P_DEV_WAIT_GO_NEG_RESPONSE ? 35178d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt "[WAIT_GO_NEG_RESPONSE]" : "", 35188d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt dev->flags & P2P_DEV_WAIT_GO_NEG_CONFIRM ? 35198d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt "[WAIT_GO_NEG_CONFIRM]" : "", 35208d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt dev->flags & P2P_DEV_GROUP_CLIENT_ONLY ? 35218d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt "[GROUP_CLIENT_ONLY]" : "", 35228d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt dev->flags & P2P_DEV_FORCE_FREQ ? 35238d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt "[FORCE_FREQ]" : "", 35248d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt dev->flags & P2P_DEV_PD_FOR_JOIN ? 35258d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt "[PD_FOR_JOIN]" : "", 35268d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt dev->status, 35278d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt dev->wait_count, 35288d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt dev->invitation_reqs); 35298d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (res < 0 || res >= end - pos) 35308d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return pos - buf; 35318d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt pos += res; 35328d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 35338d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (dev->ext_listen_period) { 35348d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt res = os_snprintf(pos, end - pos, 35358d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt "ext_listen_period=%u\n" 35368d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt "ext_listen_interval=%u\n", 35378d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt dev->ext_listen_period, 35388d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt dev->ext_listen_interval); 35398d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (res < 0 || res >= end - pos) 35408d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return pos - buf; 35418d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt pos += res; 35428d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 35438d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 35448d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (dev->oper_ssid_len) { 35458d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt res = os_snprintf(pos, end - pos, 35468d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt "oper_ssid=%s\n", 35478d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpa_ssid_txt(dev->oper_ssid, 35488d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt dev->oper_ssid_len)); 35498d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (res < 0 || res >= end - pos) 35508d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return pos - buf; 35518d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt pos += res; 35528d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 35538d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 355461d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt#ifdef CONFIG_WIFI_DISPLAY 355561d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt if (dev->info.wfd_subelems) { 355661d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt res = os_snprintf(pos, end - pos, "wfd_subelems="); 355761d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt if (res < 0 || res >= end - pos) 355861d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt return pos - buf; 355961d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt pos += res; 356061d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt 356161d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt pos += wpa_snprintf_hex(pos, end - pos, 356261d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt wpabuf_head(dev->info.wfd_subelems), 356361d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt wpabuf_len(dev->info.wfd_subelems)); 356461d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt 356561d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt res = os_snprintf(pos, end - pos, "\n"); 356661d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt if (res < 0 || res >= end - pos) 356761d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt return pos - buf; 356861d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt pos += res; 356961d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt } 357061d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt#endif /* CONFIG_WIFI_DISPLAY */ 357161d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt 35728d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return pos - buf; 35738d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 35748d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 35758d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 35761f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidtint p2p_peer_known(struct p2p_data *p2p, const u8 *addr) 35771f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt{ 35781f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt return p2p_get_device(p2p, addr) != NULL; 35791f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt} 35801f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt 35811f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt 35828d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtvoid p2p_set_client_discoverability(struct p2p_data *p2p, int enabled) 35838d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 35848d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (enabled) { 3585b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt p2p_dbg(p2p, "Client discoverability enabled"); 35868d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->dev_capab |= P2P_DEV_CAPAB_CLIENT_DISCOVERABILITY; 35878d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } else { 3588b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt p2p_dbg(p2p, "Client discoverability disabled"); 35898d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->dev_capab &= ~P2P_DEV_CAPAB_CLIENT_DISCOVERABILITY; 35908d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 35918d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 35928d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 35938d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 35948d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtstatic struct wpabuf * p2p_build_presence_req(u32 duration1, u32 interval1, 35958d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt u32 duration2, u32 interval2) 35968d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 35978d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt struct wpabuf *req; 35988d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt struct p2p_noa_desc desc1, desc2, *ptr1 = NULL, *ptr2 = NULL; 35998d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt u8 *len; 36008d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 36018d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt req = wpabuf_alloc(100); 36028d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (req == NULL) 36038d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return NULL; 36048d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 36058d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (duration1 || interval1) { 36068d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_memset(&desc1, 0, sizeof(desc1)); 36078d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt desc1.count_type = 1; 36088d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt desc1.duration = duration1; 36098d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt desc1.interval = interval1; 36108d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt ptr1 = &desc1; 36118d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 36128d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (duration2 || interval2) { 36138d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_memset(&desc2, 0, sizeof(desc2)); 36148d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt desc2.count_type = 2; 36158d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt desc2.duration = duration2; 36168d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt desc2.interval = interval2; 36178d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt ptr2 = &desc2; 36188d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 36198d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 36208d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 36218d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_buf_add_action_hdr(req, P2P_PRESENCE_REQ, 1); 36228d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt len = p2p_buf_add_ie_hdr(req); 36238d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_buf_add_noa(req, 0, 0, 0, ptr1, ptr2); 36248d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_buf_update_ie_hdr(req, len); 36258d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 36268d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return req; 36278d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 36288d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 36298d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 36308d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtint p2p_presence_req(struct p2p_data *p2p, const u8 *go_interface_addr, 36318d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt const u8 *own_interface_addr, unsigned int freq, 36328d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt u32 duration1, u32 interval1, u32 duration2, 36338d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt u32 interval2) 36348d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 36358d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt struct wpabuf *req; 36368d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 3637b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt p2p_dbg(p2p, "Send Presence Request to GO " MACSTR 3638b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt " (own interface " MACSTR ") freq=%u dur1=%u int1=%u " 3639b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt "dur2=%u int2=%u", 36408d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt MAC2STR(go_interface_addr), MAC2STR(own_interface_addr), 36418d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt freq, duration1, interval1, duration2, interval2); 36428d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 36438d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt req = p2p_build_presence_req(duration1, interval1, duration2, 36448d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt interval2); 36458d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (req == NULL) 36468d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return -1; 36478d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 36488d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->pending_action_state = P2P_NO_PENDING_ACTION; 36498d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (p2p_send_action(p2p, freq, go_interface_addr, own_interface_addr, 36508d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt go_interface_addr, 36518d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpabuf_head(req), wpabuf_len(req), 200) < 0) { 3652b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt p2p_dbg(p2p, "Failed to send Action frame"); 36538d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 36548d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpabuf_free(req); 36558d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 36568d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return 0; 36578d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 36588d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 36598d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 36608d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtstatic struct wpabuf * p2p_build_presence_resp(u8 status, const u8 *noa, 36618d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt size_t noa_len, u8 dialog_token) 36628d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 36638d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt struct wpabuf *resp; 36648d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt u8 *len; 36658d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 36668d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt resp = wpabuf_alloc(100 + noa_len); 36678d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (resp == NULL) 36688d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return NULL; 36698d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 36708d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_buf_add_action_hdr(resp, P2P_PRESENCE_RESP, dialog_token); 36718d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt len = p2p_buf_add_ie_hdr(resp); 36728d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_buf_add_status(resp, status); 36738d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (noa) { 36748d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpabuf_put_u8(resp, P2P_ATTR_NOTICE_OF_ABSENCE); 36758d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpabuf_put_le16(resp, noa_len); 36768d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpabuf_put_data(resp, noa, noa_len); 36778d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } else 36788d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_buf_add_noa(resp, 0, 0, 0, NULL, NULL); 36798d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_buf_update_ie_hdr(resp, len); 36808d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 36818d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return resp; 36828d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 36838d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 36848d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 36858d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtstatic void p2p_process_presence_req(struct p2p_data *p2p, const u8 *da, 36868d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt const u8 *sa, const u8 *data, size_t len, 36878d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt int rx_freq) 36888d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 36898d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt struct p2p_message msg; 36908d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt u8 status; 36918d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt struct wpabuf *resp; 36928d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt size_t g; 36938d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt struct p2p_group *group = NULL; 36948d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt int parsed = 0; 36958d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt u8 noa[50]; 36968d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt int noa_len; 36978d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 3698b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt p2p_dbg(p2p, "Received P2P Action - P2P Presence Request"); 36998d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 37008d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt for (g = 0; g < p2p->num_groups; g++) { 37018d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (os_memcmp(da, p2p_group_get_interface_addr(p2p->groups[g]), 37028d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt ETH_ALEN) == 0) { 37038d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt group = p2p->groups[g]; 37048d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt break; 37058d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 37068d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 37078d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (group == NULL) { 3708b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt p2p_dbg(p2p, "Ignore P2P Presence Request for unknown group " 37098d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt MACSTR, MAC2STR(da)); 37108d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return; 37118d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 37128d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 37138d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (p2p_parse(data, len, &msg) < 0) { 3714b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt p2p_dbg(p2p, "Failed to parse P2P Presence Request"); 37158d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt status = P2P_SC_FAIL_INVALID_PARAMS; 37168d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt goto fail; 37178d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 37188d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt parsed = 1; 37198d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 37208d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (msg.noa == NULL) { 3721b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt p2p_dbg(p2p, "No NoA attribute in P2P Presence Request"); 37228d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt status = P2P_SC_FAIL_INVALID_PARAMS; 37238d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt goto fail; 37248d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 37258d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 37268d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt status = p2p_group_presence_req(group, sa, msg.noa, msg.noa_len); 37278d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 37288d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtfail: 37298d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (p2p->cfg->get_noa) 37308d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt noa_len = p2p->cfg->get_noa(p2p->cfg->cb_ctx, da, noa, 37318d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt sizeof(noa)); 37328d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt else 37338d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt noa_len = -1; 37348d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt resp = p2p_build_presence_resp(status, noa_len > 0 ? noa : NULL, 37358d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt noa_len > 0 ? noa_len : 0, 37368d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt msg.dialog_token); 37378d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (parsed) 37388d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_parse_free(&msg); 37398d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (resp == NULL) 37408d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return; 37418d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 37428d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->pending_action_state = P2P_NO_PENDING_ACTION; 37438d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (p2p_send_action(p2p, rx_freq, sa, da, da, 37448d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpabuf_head(resp), wpabuf_len(resp), 200) < 0) { 3745b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt p2p_dbg(p2p, "Failed to send Action frame"); 37468d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 37478d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpabuf_free(resp); 37488d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 37498d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 37508d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 37518d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtstatic void p2p_process_presence_resp(struct p2p_data *p2p, const u8 *da, 37528d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt const u8 *sa, const u8 *data, size_t len) 37538d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 37548d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt struct p2p_message msg; 37558d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 3756b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt p2p_dbg(p2p, "Received P2P Action - P2P Presence Response"); 37578d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 37588d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (p2p_parse(data, len, &msg) < 0) { 3759b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt p2p_dbg(p2p, "Failed to parse P2P Presence Response"); 37608d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return; 37618d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 37628d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 37638d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (msg.status == NULL || msg.noa == NULL) { 3764b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt p2p_dbg(p2p, "No Status or NoA attribute in P2P Presence Response"); 37658d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_parse_free(&msg); 37668d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return; 37678d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 37688d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 3769fb79edc9df1f20461e90e478363d207348213d35Dmitry Shmidt if (p2p->cfg->presence_resp) { 3770fb79edc9df1f20461e90e478363d207348213d35Dmitry Shmidt p2p->cfg->presence_resp(p2p->cfg->cb_ctx, sa, *msg.status, 3771fb79edc9df1f20461e90e478363d207348213d35Dmitry Shmidt msg.noa, msg.noa_len); 3772fb79edc9df1f20461e90e478363d207348213d35Dmitry Shmidt } 3773fb79edc9df1f20461e90e478363d207348213d35Dmitry Shmidt 37748d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (*msg.status) { 3775b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt p2p_dbg(p2p, "P2P Presence Request was rejected: status %u", 37768d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt *msg.status); 37778d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_parse_free(&msg); 37788d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return; 37798d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 37808d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 3781b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt p2p_dbg(p2p, "P2P Presence Request was accepted"); 37828d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpa_hexdump(MSG_DEBUG, "P2P: P2P Presence Response - NoA", 37838d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt msg.noa, msg.noa_len); 37848d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt /* TODO: process NoA */ 37858d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_parse_free(&msg); 37868d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 37878d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 37888d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 37898d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtstatic void p2p_ext_listen_timeout(void *eloop_ctx, void *timeout_ctx) 37908d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 37918d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt struct p2p_data *p2p = eloop_ctx; 37928d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 37938d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (p2p->ext_listen_interval) { 37948d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt /* Schedule next extended listen timeout */ 37958d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt eloop_register_timeout(p2p->ext_listen_interval_sec, 37968d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->ext_listen_interval_usec, 37978d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_ext_listen_timeout, p2p, NULL); 37988d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 37998d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 38008d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (p2p->state == P2P_LISTEN_ONLY && p2p->ext_listen_only) { 38018d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt /* 38028d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * This should not really happen, but it looks like the Listen 38038d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * command may fail is something else (e.g., a scan) was 38048d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * running at an inconvenient time. As a workaround, allow new 38058d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * Extended Listen operation to be started. 38068d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt */ 3807b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt p2p_dbg(p2p, "Previous Extended Listen operation had not been completed - try again"); 38088d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->ext_listen_only = 0; 38098d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_set_state(p2p, P2P_IDLE); 38108d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 38118d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 38128d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (p2p->state != P2P_IDLE) { 3813b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt p2p_dbg(p2p, "Skip Extended Listen timeout in active state (%s)", p2p_state_txt(p2p->state)); 38148d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return; 38158d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 38168d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 3817b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt p2p_dbg(p2p, "Extended Listen timeout"); 38188d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->ext_listen_only = 1; 38198d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (p2p_listen(p2p, p2p->ext_listen_period) < 0) { 3820b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt p2p_dbg(p2p, "Failed to start Listen state for Extended Listen Timing"); 38218d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->ext_listen_only = 0; 38228d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 38238d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 38248d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 38258d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 38268d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtint p2p_ext_listen(struct p2p_data *p2p, unsigned int period, 38278d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt unsigned int interval) 38288d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 38298d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (period > 65535 || interval > 65535 || period > interval || 38308d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt (period == 0 && interval > 0) || (period > 0 && interval == 0)) { 3831b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt p2p_dbg(p2p, "Invalid Extended Listen Timing request: period=%u interval=%u", 3832b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt period, interval); 38338d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return -1; 38348d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 38358d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 38368d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt eloop_cancel_timeout(p2p_ext_listen_timeout, p2p, NULL); 38378d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 38388d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (interval == 0) { 3839b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt p2p_dbg(p2p, "Disabling Extended Listen Timing"); 38408d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->ext_listen_period = 0; 38418d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->ext_listen_interval = 0; 38428d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return 0; 38438d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 38448d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 3845b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt p2p_dbg(p2p, "Enabling Extended Listen Timing: period %u msec, interval %u msec", 3846b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt period, interval); 38478d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->ext_listen_period = period; 38488d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->ext_listen_interval = interval; 38498d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->ext_listen_interval_sec = interval / 1000; 38508d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->ext_listen_interval_usec = (interval % 1000) * 1000; 38518d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 38528d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt eloop_register_timeout(p2p->ext_listen_interval_sec, 38538d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->ext_listen_interval_usec, 38548d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_ext_listen_timeout, p2p, NULL); 38558d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 38568d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return 0; 38578d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 38588d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 38598d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 38608d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtvoid p2p_deauth_notif(struct p2p_data *p2p, const u8 *bssid, u16 reason_code, 38618d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt const u8 *ie, size_t ie_len) 38628d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 38638d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt struct p2p_message msg; 38648d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 38658d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (bssid == NULL || ie == NULL) 38668d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return; 38678d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 38688d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_memset(&msg, 0, sizeof(msg)); 38698d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (p2p_parse_ies(ie, ie_len, &msg)) 38708d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return; 38719767226d8e6a1adaa33beb9f517ef40dddfa460cDmitry Shmidt if (msg.minor_reason_code == NULL) { 38729767226d8e6a1adaa33beb9f517ef40dddfa460cDmitry Shmidt p2p_parse_free(&msg); 38738d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return; 38749767226d8e6a1adaa33beb9f517ef40dddfa460cDmitry Shmidt } 38758d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 3876b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt p2p_dbg(p2p, "Deauthentication notification BSSID " MACSTR 38778d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt " reason_code=%u minor_reason_code=%u", 38788d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt MAC2STR(bssid), reason_code, *msg.minor_reason_code); 38798d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 38808d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_parse_free(&msg); 38818d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 38828d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 38838d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 38848d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtvoid p2p_disassoc_notif(struct p2p_data *p2p, const u8 *bssid, u16 reason_code, 38858d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt const u8 *ie, size_t ie_len) 38868d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 38878d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt struct p2p_message msg; 38888d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 38898d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (bssid == NULL || ie == NULL) 38908d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return; 38918d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 38928d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_memset(&msg, 0, sizeof(msg)); 38938d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (p2p_parse_ies(ie, ie_len, &msg)) 38948d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return; 38959767226d8e6a1adaa33beb9f517ef40dddfa460cDmitry Shmidt if (msg.minor_reason_code == NULL) { 38969767226d8e6a1adaa33beb9f517ef40dddfa460cDmitry Shmidt p2p_parse_free(&msg); 38978d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return; 38989767226d8e6a1adaa33beb9f517ef40dddfa460cDmitry Shmidt } 38998d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 3900b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt p2p_dbg(p2p, "Disassociation notification BSSID " MACSTR 39018d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt " reason_code=%u minor_reason_code=%u", 39028d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt MAC2STR(bssid), reason_code, *msg.minor_reason_code); 39038d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 39048d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_parse_free(&msg); 39058d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 39068d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 39078d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 39088d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtvoid p2p_set_managed_oper(struct p2p_data *p2p, int enabled) 39098d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 39108d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (enabled) { 3911b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt p2p_dbg(p2p, "Managed P2P Device operations enabled"); 39128d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->dev_capab |= P2P_DEV_CAPAB_INFRA_MANAGED; 39138d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } else { 3914b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt p2p_dbg(p2p, "Managed P2P Device operations disabled"); 39158d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->dev_capab &= ~P2P_DEV_CAPAB_INFRA_MANAGED; 39168d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 39178d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 39188d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 39198d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 39208d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtint p2p_set_listen_channel(struct p2p_data *p2p, u8 reg_class, u8 channel) 39218d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 39224b06059785b935dd1f4f09314e4e12c417d2c6a4Dmitry Shmidt if (p2p_channel_to_freq(reg_class, channel) < 0) 39238d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return -1; 39248d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 3925b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt p2p_dbg(p2p, "Set Listen channel: reg_class %u channel %u", 3926b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt reg_class, channel); 39278d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->cfg->reg_class = reg_class; 39288d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->cfg->channel = channel; 39298d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 39308d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return 0; 39318d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 39328d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 39338d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 39348d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtint p2p_set_ssid_postfix(struct p2p_data *p2p, const u8 *postfix, size_t len) 39358d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 3936b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt p2p_dbg(p2p, "New SSID postfix: %s", wpa_ssid_txt(postfix, len)); 39378d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (postfix == NULL) { 39388d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->cfg->ssid_postfix_len = 0; 39398d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return 0; 39408d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 39418d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (len > sizeof(p2p->cfg->ssid_postfix)) 39428d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return -1; 39438d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_memcpy(p2p->cfg->ssid_postfix, postfix, len); 39448d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->cfg->ssid_postfix_len = len; 39458d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return 0; 39468d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 39478d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 39488d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 394975ecf5267604f166b85a7ee2cf0d9cb682966680Jouni Malinenint p2p_set_oper_channel(struct p2p_data *p2p, u8 op_reg_class, u8 op_channel, 395075ecf5267604f166b85a7ee2cf0d9cb682966680Jouni Malinen int cfg_op_channel) 395175ecf5267604f166b85a7ee2cf0d9cb682966680Jouni Malinen{ 39524b06059785b935dd1f4f09314e4e12c417d2c6a4Dmitry Shmidt if (p2p_channel_to_freq(op_reg_class, op_channel) < 0) 395375ecf5267604f166b85a7ee2cf0d9cb682966680Jouni Malinen return -1; 395475ecf5267604f166b85a7ee2cf0d9cb682966680Jouni Malinen 3955b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt p2p_dbg(p2p, "Set Operating channel: reg_class %u channel %u", 3956b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt op_reg_class, op_channel); 395775ecf5267604f166b85a7ee2cf0d9cb682966680Jouni Malinen p2p->cfg->op_reg_class = op_reg_class; 395875ecf5267604f166b85a7ee2cf0d9cb682966680Jouni Malinen p2p->cfg->op_channel = op_channel; 395975ecf5267604f166b85a7ee2cf0d9cb682966680Jouni Malinen p2p->cfg->cfg_op_channel = cfg_op_channel; 396075ecf5267604f166b85a7ee2cf0d9cb682966680Jouni Malinen return 0; 396175ecf5267604f166b85a7ee2cf0d9cb682966680Jouni Malinen} 396275ecf5267604f166b85a7ee2cf0d9cb682966680Jouni Malinen 396375ecf5267604f166b85a7ee2cf0d9cb682966680Jouni Malinen 396404949598a23f501be6eec21697465fd46a28840aDmitry Shmidtint p2p_set_pref_chan(struct p2p_data *p2p, unsigned int num_pref_chan, 396504949598a23f501be6eec21697465fd46a28840aDmitry Shmidt const struct p2p_channel *pref_chan) 396604949598a23f501be6eec21697465fd46a28840aDmitry Shmidt{ 396704949598a23f501be6eec21697465fd46a28840aDmitry Shmidt struct p2p_channel *n; 396804949598a23f501be6eec21697465fd46a28840aDmitry Shmidt 396904949598a23f501be6eec21697465fd46a28840aDmitry Shmidt if (pref_chan) { 397004949598a23f501be6eec21697465fd46a28840aDmitry Shmidt n = os_malloc(num_pref_chan * sizeof(struct p2p_channel)); 397104949598a23f501be6eec21697465fd46a28840aDmitry Shmidt if (n == NULL) 397204949598a23f501be6eec21697465fd46a28840aDmitry Shmidt return -1; 397304949598a23f501be6eec21697465fd46a28840aDmitry Shmidt os_memcpy(n, pref_chan, 397404949598a23f501be6eec21697465fd46a28840aDmitry Shmidt num_pref_chan * sizeof(struct p2p_channel)); 397504949598a23f501be6eec21697465fd46a28840aDmitry Shmidt } else 397604949598a23f501be6eec21697465fd46a28840aDmitry Shmidt n = NULL; 397704949598a23f501be6eec21697465fd46a28840aDmitry Shmidt 397804949598a23f501be6eec21697465fd46a28840aDmitry Shmidt os_free(p2p->cfg->pref_chan); 397904949598a23f501be6eec21697465fd46a28840aDmitry Shmidt p2p->cfg->pref_chan = n; 398004949598a23f501be6eec21697465fd46a28840aDmitry Shmidt p2p->cfg->num_pref_chan = num_pref_chan; 398104949598a23f501be6eec21697465fd46a28840aDmitry Shmidt 398204949598a23f501be6eec21697465fd46a28840aDmitry Shmidt return 0; 398304949598a23f501be6eec21697465fd46a28840aDmitry Shmidt} 398404949598a23f501be6eec21697465fd46a28840aDmitry Shmidt 398504949598a23f501be6eec21697465fd46a28840aDmitry Shmidt 398668d0e3ed07847339aedfac8e02f50db68c702e52Dmitry Shmidtint p2p_set_no_go_freq(struct p2p_data *p2p, 398768d0e3ed07847339aedfac8e02f50db68c702e52Dmitry Shmidt const struct wpa_freq_range_list *list) 398868d0e3ed07847339aedfac8e02f50db68c702e52Dmitry Shmidt{ 398968d0e3ed07847339aedfac8e02f50db68c702e52Dmitry Shmidt struct wpa_freq_range *tmp; 399068d0e3ed07847339aedfac8e02f50db68c702e52Dmitry Shmidt 399168d0e3ed07847339aedfac8e02f50db68c702e52Dmitry Shmidt if (list == NULL || list->num == 0) { 399268d0e3ed07847339aedfac8e02f50db68c702e52Dmitry Shmidt os_free(p2p->no_go_freq.range); 399368d0e3ed07847339aedfac8e02f50db68c702e52Dmitry Shmidt p2p->no_go_freq.range = NULL; 399468d0e3ed07847339aedfac8e02f50db68c702e52Dmitry Shmidt p2p->no_go_freq.num = 0; 399568d0e3ed07847339aedfac8e02f50db68c702e52Dmitry Shmidt return 0; 399668d0e3ed07847339aedfac8e02f50db68c702e52Dmitry Shmidt } 399768d0e3ed07847339aedfac8e02f50db68c702e52Dmitry Shmidt 399868d0e3ed07847339aedfac8e02f50db68c702e52Dmitry Shmidt tmp = os_calloc(list->num, sizeof(struct wpa_freq_range)); 399968d0e3ed07847339aedfac8e02f50db68c702e52Dmitry Shmidt if (tmp == NULL) 400068d0e3ed07847339aedfac8e02f50db68c702e52Dmitry Shmidt return -1; 400168d0e3ed07847339aedfac8e02f50db68c702e52Dmitry Shmidt os_memcpy(tmp, list->range, list->num * sizeof(struct wpa_freq_range)); 400268d0e3ed07847339aedfac8e02f50db68c702e52Dmitry Shmidt os_free(p2p->no_go_freq.range); 400368d0e3ed07847339aedfac8e02f50db68c702e52Dmitry Shmidt p2p->no_go_freq.range = tmp; 400468d0e3ed07847339aedfac8e02f50db68c702e52Dmitry Shmidt p2p->no_go_freq.num = list->num; 400568d0e3ed07847339aedfac8e02f50db68c702e52Dmitry Shmidt p2p_dbg(p2p, "Updated no GO chan list"); 400668d0e3ed07847339aedfac8e02f50db68c702e52Dmitry Shmidt 400768d0e3ed07847339aedfac8e02f50db68c702e52Dmitry Shmidt return 0; 400868d0e3ed07847339aedfac8e02f50db68c702e52Dmitry Shmidt} 400968d0e3ed07847339aedfac8e02f50db68c702e52Dmitry Shmidt 401068d0e3ed07847339aedfac8e02f50db68c702e52Dmitry Shmidt 40118d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtint p2p_get_interface_addr(struct p2p_data *p2p, const u8 *dev_addr, 40128d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt u8 *iface_addr) 40138d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 40148d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt struct p2p_device *dev = p2p_get_device(p2p, dev_addr); 40158d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (dev == NULL || is_zero_ether_addr(dev->interface_addr)) 40168d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return -1; 40178d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_memcpy(iface_addr, dev->interface_addr, ETH_ALEN); 40188d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return 0; 40198d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 40208d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 40218d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 40228d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtint p2p_get_dev_addr(struct p2p_data *p2p, const u8 *iface_addr, 40238d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt u8 *dev_addr) 40248d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 40258d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt struct p2p_device *dev = p2p_get_device_interface(p2p, iface_addr); 40268d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (dev == NULL) 40278d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return -1; 40288d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_memcpy(dev_addr, dev->info.p2p_device_addr, ETH_ALEN); 40298d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return 0; 40308d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 40318d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 40328d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 40338d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtvoid p2p_set_peer_filter(struct p2p_data *p2p, const u8 *addr) 40348d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 40358d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_memcpy(p2p->peer_filter, addr, ETH_ALEN); 40368d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (is_zero_ether_addr(p2p->peer_filter)) 4037b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt p2p_dbg(p2p, "Disable peer filter"); 40388d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt else 4039b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt p2p_dbg(p2p, "Enable peer filter for " MACSTR, 4040b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt MAC2STR(p2p->peer_filter)); 40418d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 40428d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 40438d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 40448d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtvoid p2p_set_cross_connect(struct p2p_data *p2p, int enabled) 40458d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 4046b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt p2p_dbg(p2p, "Cross connection %s", enabled ? "enabled" : "disabled"); 40478d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (p2p->cross_connect == enabled) 40488d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return; 40498d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->cross_connect = enabled; 40508d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt /* TODO: may need to tear down any action group where we are GO(?) */ 40518d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 40528d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 40538d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 40548d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtint p2p_get_oper_freq(struct p2p_data *p2p, const u8 *iface_addr) 40558d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 40568d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt struct p2p_device *dev = p2p_get_device_interface(p2p, iface_addr); 40578d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (dev == NULL) 40588d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return -1; 40598d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (dev->oper_freq <= 0) 40608d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return -1; 40618d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return dev->oper_freq; 40628d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 40638d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 40648d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 40658d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtvoid p2p_set_intra_bss_dist(struct p2p_data *p2p, int enabled) 40668d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 4067b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt p2p_dbg(p2p, "Intra BSS distribution %s", 40688d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt enabled ? "enabled" : "disabled"); 40698d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->cfg->p2p_intra_bss = enabled; 40708d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 40718d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 40728d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 407368d0e3ed07847339aedfac8e02f50db68c702e52Dmitry Shmidtvoid p2p_update_channel_list(struct p2p_data *p2p, 407468d0e3ed07847339aedfac8e02f50db68c702e52Dmitry Shmidt const struct p2p_channels *chan, 407568d0e3ed07847339aedfac8e02f50db68c702e52Dmitry Shmidt const struct p2p_channels *cli_chan) 40768d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 4077b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt p2p_dbg(p2p, "Update channel list"); 40788d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_memcpy(&p2p->cfg->channels, chan, sizeof(struct p2p_channels)); 407968d0e3ed07847339aedfac8e02f50db68c702e52Dmitry Shmidt p2p_channels_dump(p2p, "channels", &p2p->cfg->channels); 408068d0e3ed07847339aedfac8e02f50db68c702e52Dmitry Shmidt os_memcpy(&p2p->cfg->cli_channels, cli_chan, 408168d0e3ed07847339aedfac8e02f50db68c702e52Dmitry Shmidt sizeof(struct p2p_channels)); 408268d0e3ed07847339aedfac8e02f50db68c702e52Dmitry Shmidt p2p_channels_dump(p2p, "cli_channels", &p2p->cfg->cli_channels); 40838d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 40848d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 40858d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 40868d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtint p2p_send_action(struct p2p_data *p2p, unsigned int freq, const u8 *dst, 40878d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt const u8 *src, const u8 *bssid, const u8 *buf, 40888d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt size_t len, unsigned int wait_time) 40898d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 40908d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (p2p->p2p_scan_running) { 4091b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt p2p_dbg(p2p, "Delay Action frame TX until p2p_scan completes"); 40928d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (p2p->after_scan_tx) { 4093b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt p2p_dbg(p2p, "Dropped previous pending Action frame TX"); 40948d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_free(p2p->after_scan_tx); 40958d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 40968d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->after_scan_tx = os_malloc(sizeof(*p2p->after_scan_tx) + 40978d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt len); 40988d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (p2p->after_scan_tx == NULL) 40998d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return -1; 41008d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->after_scan_tx->freq = freq; 41018d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_memcpy(p2p->after_scan_tx->dst, dst, ETH_ALEN); 41028d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_memcpy(p2p->after_scan_tx->src, src, ETH_ALEN); 41038d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_memcpy(p2p->after_scan_tx->bssid, bssid, ETH_ALEN); 41048d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->after_scan_tx->len = len; 41058d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->after_scan_tx->wait_time = wait_time; 41068d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_memcpy(p2p->after_scan_tx + 1, buf, len); 41078d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return 0; 41088d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 41098d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 41108d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return p2p->cfg->send_action(p2p->cfg->cb_ctx, freq, dst, src, bssid, 41118d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt buf, len, wait_time); 41128d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 41138d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 41148d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 41158d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtvoid p2p_set_best_channels(struct p2p_data *p2p, int freq_24, int freq_5, 41168d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt int freq_overall) 41178d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 4118b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt p2p_dbg(p2p, "Best channel: 2.4 GHz: %d, 5 GHz: %d, overall: %d", 4119b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt freq_24, freq_5, freq_overall); 41208d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->best_freq_24 = freq_24; 41218d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->best_freq_5 = freq_5; 41228d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->best_freq_overall = freq_overall; 41238d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 41248d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 41258d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 4126700a137ab366edc72e371da68ba187b4717ee660Dmitry Shmidtvoid p2p_set_own_freq_preference(struct p2p_data *p2p, int freq) 4127700a137ab366edc72e371da68ba187b4717ee660Dmitry Shmidt{ 4128b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt p2p_dbg(p2p, "Own frequency preference: %d MHz", freq); 4129700a137ab366edc72e371da68ba187b4717ee660Dmitry Shmidt p2p->own_freq_preference = freq; 4130700a137ab366edc72e371da68ba187b4717ee660Dmitry Shmidt} 4131700a137ab366edc72e371da68ba187b4717ee660Dmitry Shmidt 4132700a137ab366edc72e371da68ba187b4717ee660Dmitry Shmidt 41338d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtconst u8 * p2p_get_go_neg_peer(struct p2p_data *p2p) 41348d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 41358d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (p2p == NULL || p2p->go_neg_peer == NULL) 41368d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return NULL; 41378d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return p2p->go_neg_peer->info.p2p_device_addr; 41388d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 41398d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 41408d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 41418d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtconst struct p2p_peer_info * 41428d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtp2p_get_peer_found(struct p2p_data *p2p, const u8 *addr, int next) 41438d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 41448d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt struct p2p_device *dev; 41458d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 41468d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (addr) { 41478d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt dev = p2p_get_device(p2p, addr); 41488d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (!dev) 41498d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return NULL; 41508d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 41518d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (!next) { 41528d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (dev->flags & P2P_DEV_PROBE_REQ_ONLY) 41538d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return NULL; 41548d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 41558d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return &dev->info; 41568d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } else { 41578d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt do { 41588d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt dev = dl_list_first(&dev->list, 41598d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt struct p2p_device, 41608d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt list); 41618d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (&dev->list == &p2p->devices) 41628d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return NULL; 41638d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } while (dev->flags & P2P_DEV_PROBE_REQ_ONLY); 41648d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 41658d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } else { 41668d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt dev = dl_list_first(&p2p->devices, struct p2p_device, list); 41678d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (!dev) 41688d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return NULL; 41698d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt while (dev->flags & P2P_DEV_PROBE_REQ_ONLY) { 41708d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt dev = dl_list_first(&dev->list, 41718d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt struct p2p_device, 41728d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt list); 41738d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (&dev->list == &p2p->devices) 41748d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return NULL; 41758d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 41768d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 41778d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 41788d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return &dev->info; 41798d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 41801f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt 41811f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt 41821f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidtint p2p_in_progress(struct p2p_data *p2p) 41831f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt{ 41841f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt if (p2p == NULL) 41851f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt return 0; 4186fb79edc9df1f20461e90e478363d207348213d35Dmitry Shmidt if (p2p->state == P2P_SEARCH) 418761d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt return 2; 41881f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt return p2p->state != P2P_IDLE && p2p->state != P2P_PROVISIONING; 41891f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt} 419061d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt 419161d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt 419261d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidtvoid p2p_set_config_timeout(struct p2p_data *p2p, u8 go_timeout, 419361d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt u8 client_timeout) 419461d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt{ 419561d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt if (p2p) { 419661d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt p2p->go_timeout = go_timeout; 419761d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt p2p->client_timeout = client_timeout; 419861d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt } 419961d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt} 420061d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt 420161d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt 420261d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt#ifdef CONFIG_WIFI_DISPLAY 420361d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt 420461d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidtstatic void p2p_update_wfd_ie_groups(struct p2p_data *p2p) 420561d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt{ 420661d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt size_t g; 420761d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt struct p2p_group *group; 420861d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt 420961d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt for (g = 0; g < p2p->num_groups; g++) { 421061d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt group = p2p->groups[g]; 4211b96dad47218788efffa3db0fe7f1b54a7d19e366Dmitry Shmidt p2p_group_force_beacon_update_ies(group); 421261d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt } 421361d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt} 421461d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt 421561d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt 421661d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidtint p2p_set_wfd_ie_beacon(struct p2p_data *p2p, struct wpabuf *ie) 421761d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt{ 421861d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt wpabuf_free(p2p->wfd_ie_beacon); 421961d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt p2p->wfd_ie_beacon = ie; 422061d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt p2p_update_wfd_ie_groups(p2p); 422161d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt return 0; 422261d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt} 422361d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt 422461d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt 422561d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidtint p2p_set_wfd_ie_probe_req(struct p2p_data *p2p, struct wpabuf *ie) 422661d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt{ 422761d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt wpabuf_free(p2p->wfd_ie_probe_req); 422861d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt p2p->wfd_ie_probe_req = ie; 422961d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt return 0; 423061d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt} 423161d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt 423261d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt 423361d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidtint p2p_set_wfd_ie_probe_resp(struct p2p_data *p2p, struct wpabuf *ie) 423461d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt{ 423561d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt wpabuf_free(p2p->wfd_ie_probe_resp); 423661d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt p2p->wfd_ie_probe_resp = ie; 423761d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt p2p_update_wfd_ie_groups(p2p); 423861d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt return 0; 423961d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt} 424061d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt 424161d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt 424261d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidtint p2p_set_wfd_ie_assoc_req(struct p2p_data *p2p, struct wpabuf *ie) 424361d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt{ 424461d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt wpabuf_free(p2p->wfd_ie_assoc_req); 424561d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt p2p->wfd_ie_assoc_req = ie; 424661d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt return 0; 424761d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt} 424861d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt 424961d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt 425061d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidtint p2p_set_wfd_ie_invitation(struct p2p_data *p2p, struct wpabuf *ie) 425161d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt{ 425261d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt wpabuf_free(p2p->wfd_ie_invitation); 425361d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt p2p->wfd_ie_invitation = ie; 425461d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt return 0; 425561d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt} 425661d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt 425761d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt 425861d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidtint p2p_set_wfd_ie_prov_disc_req(struct p2p_data *p2p, struct wpabuf *ie) 425961d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt{ 426061d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt wpabuf_free(p2p->wfd_ie_prov_disc_req); 426161d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt p2p->wfd_ie_prov_disc_req = ie; 426261d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt return 0; 426361d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt} 426461d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt 426561d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt 426661d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidtint p2p_set_wfd_ie_prov_disc_resp(struct p2p_data *p2p, struct wpabuf *ie) 426761d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt{ 426861d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt wpabuf_free(p2p->wfd_ie_prov_disc_resp); 426961d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt p2p->wfd_ie_prov_disc_resp = ie; 427061d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt return 0; 427161d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt} 427261d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt 427361d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt 427461d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidtint p2p_set_wfd_ie_go_neg(struct p2p_data *p2p, struct wpabuf *ie) 427561d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt{ 427661d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt wpabuf_free(p2p->wfd_ie_go_neg); 427761d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt p2p->wfd_ie_go_neg = ie; 427861d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt return 0; 427961d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt} 428061d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt 428161d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt 428261d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidtint p2p_set_wfd_dev_info(struct p2p_data *p2p, const struct wpabuf *elem) 428361d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt{ 428461d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt wpabuf_free(p2p->wfd_dev_info); 428561d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt if (elem) { 428661d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt p2p->wfd_dev_info = wpabuf_dup(elem); 428761d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt if (p2p->wfd_dev_info == NULL) 428861d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt return -1; 428961d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt } else 429061d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt p2p->wfd_dev_info = NULL; 429161d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt 429261d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt return 0; 429361d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt} 429461d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt 429561d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt 429661d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidtint p2p_set_wfd_assoc_bssid(struct p2p_data *p2p, const struct wpabuf *elem) 429761d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt{ 429861d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt wpabuf_free(p2p->wfd_assoc_bssid); 429961d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt if (elem) { 430061d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt p2p->wfd_assoc_bssid = wpabuf_dup(elem); 430161d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt if (p2p->wfd_assoc_bssid == NULL) 430261d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt return -1; 430361d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt } else 430461d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt p2p->wfd_assoc_bssid = NULL; 430561d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt 430661d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt return 0; 430761d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt} 430861d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt 430961d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt 431061d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidtint p2p_set_wfd_coupled_sink_info(struct p2p_data *p2p, 431161d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt const struct wpabuf *elem) 431261d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt{ 431361d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt wpabuf_free(p2p->wfd_coupled_sink_info); 431461d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt if (elem) { 431561d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt p2p->wfd_coupled_sink_info = wpabuf_dup(elem); 431661d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt if (p2p->wfd_coupled_sink_info == NULL) 431761d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt return -1; 431861d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt } else 431961d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt p2p->wfd_coupled_sink_info = NULL; 432061d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt 432161d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt return 0; 432261d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt} 432361d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt 432461d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt#endif /* CONFIG_WIFI_DISPLAY */ 4325d5e4923d04122f81300fa68fb07d64ede28fd44dDmitry Shmidt 4326d5e4923d04122f81300fa68fb07d64ede28fd44dDmitry Shmidt 4327d5e4923d04122f81300fa68fb07d64ede28fd44dDmitry Shmidtint p2p_set_disc_int(struct p2p_data *p2p, int min_disc_int, int max_disc_int, 4328d5e4923d04122f81300fa68fb07d64ede28fd44dDmitry Shmidt int max_disc_tu) 4329d5e4923d04122f81300fa68fb07d64ede28fd44dDmitry Shmidt{ 4330d5e4923d04122f81300fa68fb07d64ede28fd44dDmitry Shmidt if (min_disc_int > max_disc_int || min_disc_int < 0 || max_disc_int < 0) 4331d5e4923d04122f81300fa68fb07d64ede28fd44dDmitry Shmidt return -1; 4332d5e4923d04122f81300fa68fb07d64ede28fd44dDmitry Shmidt 4333d5e4923d04122f81300fa68fb07d64ede28fd44dDmitry Shmidt p2p->min_disc_int = min_disc_int; 4334d5e4923d04122f81300fa68fb07d64ede28fd44dDmitry Shmidt p2p->max_disc_int = max_disc_int; 4335d5e4923d04122f81300fa68fb07d64ede28fd44dDmitry Shmidt p2p->max_disc_tu = max_disc_tu; 4336b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt p2p_dbg(p2p, "Set discoverable interval: min=%d max=%d max_tu=%d", 4337b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt min_disc_int, max_disc_int, max_disc_tu); 4338d5e4923d04122f81300fa68fb07d64ede28fd44dDmitry Shmidt 4339d5e4923d04122f81300fa68fb07d64ede28fd44dDmitry Shmidt return 0; 4340d5e4923d04122f81300fa68fb07d64ede28fd44dDmitry Shmidt} 4341b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt 4342b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt 4343b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidtvoid p2p_dbg(struct p2p_data *p2p, const char *fmt, ...) 4344b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt{ 4345b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt va_list ap; 4346b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt char buf[500]; 4347b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt 4348b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt if (!p2p->cfg->debug_print) 4349b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt return; 4350b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt 4351b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt va_start(ap, fmt); 4352b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt vsnprintf(buf, sizeof(buf), fmt, ap); 4353b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt buf[sizeof(buf) - 1] = '\0'; 4354b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt va_end(ap); 4355b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt p2p->cfg->debug_print(p2p->cfg->cb_ctx, MSG_DEBUG, buf); 4356b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt} 4357b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt 4358b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt 4359b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidtvoid p2p_info(struct p2p_data *p2p, const char *fmt, ...) 4360b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt{ 4361b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt va_list ap; 4362b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt char buf[500]; 4363b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt 4364b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt if (!p2p->cfg->debug_print) 4365b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt return; 4366b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt 4367b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt va_start(ap, fmt); 4368b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt vsnprintf(buf, sizeof(buf), fmt, ap); 4369b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt buf[sizeof(buf) - 1] = '\0'; 4370b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt va_end(ap); 4371b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt p2p->cfg->debug_print(p2p->cfg->cb_ctx, MSG_INFO, buf); 4372b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt} 4373b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt 4374b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt 4375b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidtvoid p2p_err(struct p2p_data *p2p, const char *fmt, ...) 4376b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt{ 4377b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt va_list ap; 4378b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt char buf[500]; 4379b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt 4380b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt if (!p2p->cfg->debug_print) 4381b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt return; 4382b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt 4383b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt va_start(ap, fmt); 4384b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt vsnprintf(buf, sizeof(buf), fmt, ap); 4385b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt buf[sizeof(buf) - 1] = '\0'; 4386b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt va_end(ap); 4387b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt p2p->cfg->debug_print(p2p->cfg->cb_ctx, MSG_ERROR, buf); 4388b6e9aaf735990dc64cdb6efccc03d076768eabf3Dmitry Shmidt} 4389cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt 4390cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt 4391cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt#ifdef CONFIG_WPS_NFC 4392cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt 4393cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidtstatic struct wpabuf * p2p_build_nfc_handover(struct p2p_data *p2p, 4394cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt int client_freq, 4395cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt const u8 *go_dev_addr, 4396cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt const u8 *ssid, size_t ssid_len) 4397cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt{ 4398cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt struct wpabuf *buf; 4399cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt u8 op_class, channel; 4400cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt enum p2p_role_indication role = P2P_DEVICE_NOT_IN_GROUP; 4401cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt 4402cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt buf = wpabuf_alloc(1000); 4403cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt if (buf == NULL) 4404cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt return NULL; 4405cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt 4406cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt op_class = p2p->cfg->reg_class; 4407cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt channel = p2p->cfg->channel; 4408cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt 4409cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt p2p_buf_add_capability(buf, p2p->dev_capab & 4410cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt ~P2P_DEV_CAPAB_CLIENT_DISCOVERABILITY, 0); 4411cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt p2p_buf_add_device_info(buf, p2p, NULL); 4412cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt 4413cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt if (p2p->num_groups > 0) { 4414cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt role = P2P_GO_IN_A_GROUP; 4415cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt p2p_freq_to_channel(p2p_group_get_freq(p2p->groups[0]), 4416cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt &op_class, &channel); 4417cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt } else if (client_freq > 0) { 4418cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt role = P2P_CLIENT_IN_A_GROUP; 4419cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt p2p_freq_to_channel(client_freq, &op_class, &channel); 4420cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt } 4421cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt 4422cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt p2p_buf_add_oob_go_neg_channel(buf, p2p->cfg->country, op_class, 4423cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt channel, role); 4424cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt 4425cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt if (p2p->num_groups > 0) { 4426cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt /* Limit number of clients to avoid very long message */ 4427cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt p2p_buf_add_group_info(p2p->groups[0], buf, 5); 4428cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt p2p_group_buf_add_id(p2p->groups[0], buf); 4429cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt } else if (client_freq > 0 && 4430cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt go_dev_addr && !is_zero_ether_addr(go_dev_addr) && 4431cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt ssid && ssid_len > 0) { 4432cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt /* 4433cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt * Add the optional P2P Group ID to indicate in which group this 4434cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt * device is a P2P Client. 4435cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt */ 4436cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt p2p_buf_add_group_id(buf, go_dev_addr, ssid, ssid_len); 4437cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt } 4438cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt 4439cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt return buf; 4440cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt} 4441cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt 4442cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt 4443cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidtstruct wpabuf * p2p_build_nfc_handover_req(struct p2p_data *p2p, 4444cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt int client_freq, 4445cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt const u8 *go_dev_addr, 4446cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt const u8 *ssid, size_t ssid_len) 4447cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt{ 4448cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt return p2p_build_nfc_handover(p2p, client_freq, go_dev_addr, ssid, 4449cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt ssid_len); 4450cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt} 4451cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt 4452cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt 4453cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidtstruct wpabuf * p2p_build_nfc_handover_sel(struct p2p_data *p2p, 4454cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt int client_freq, 4455cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt const u8 *go_dev_addr, 4456cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt const u8 *ssid, size_t ssid_len) 4457cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt{ 4458cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt return p2p_build_nfc_handover(p2p, client_freq, go_dev_addr, ssid, 4459cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt ssid_len); 4460cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt} 4461cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt 4462cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt 4463cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidtint p2p_process_nfc_connection_handover(struct p2p_data *p2p, 4464cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt struct p2p_nfc_params *params) 4465cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt{ 4466cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt struct p2p_message msg; 4467cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt struct p2p_device *dev; 4468cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt const u8 *p2p_dev_addr; 4469cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt int freq; 4470cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt enum p2p_role_indication role; 4471cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt 4472cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt params->next_step = NO_ACTION; 4473cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt 4474cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt if (p2p_parse_ies_separate(params->wsc_attr, params->wsc_len, 4475cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt params->p2p_attr, params->p2p_len, &msg)) { 4476cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt p2p_dbg(p2p, "Failed to parse WSC/P2P attributes from NFC"); 4477cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt p2p_parse_free(&msg); 4478cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt return -1; 4479cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt } 4480cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt 4481cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt if (msg.p2p_device_addr) 4482cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt p2p_dev_addr = msg.p2p_device_addr; 4483cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt else if (msg.device_id) 4484cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt p2p_dev_addr = msg.device_id; 4485cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt else { 4486cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt p2p_dbg(p2p, "Ignore scan data without P2P Device Info or P2P Device Id"); 4487cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt p2p_parse_free(&msg); 4488cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt return -1; 4489cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt } 4490cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt 4491cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt if (msg.oob_dev_password) { 4492cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt os_memcpy(params->oob_dev_pw, msg.oob_dev_password, 4493cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt msg.oob_dev_password_len); 4494cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt params->oob_dev_pw_len = msg.oob_dev_password_len; 4495cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt } 4496cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt 4497cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt dev = p2p_create_device(p2p, p2p_dev_addr); 4498cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt if (dev == NULL) { 4499cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt p2p_parse_free(&msg); 4500cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt return -1; 4501cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt } 4502cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt 4503cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt params->peer = &dev->info; 4504cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt 4505cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt os_get_reltime(&dev->last_seen); 4506cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt dev->flags &= ~(P2P_DEV_PROBE_REQ_ONLY | P2P_DEV_GROUP_CLIENT_ONLY); 4507cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt p2p_copy_wps_info(p2p, dev, 0, &msg); 4508cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt 4509cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt if (!msg.oob_go_neg_channel) { 4510cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt p2p_dbg(p2p, "OOB GO Negotiation Channel attribute not included"); 4511cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt return -1; 4512cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt } 4513cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt 4514cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt if (msg.oob_go_neg_channel[3] == 0 && 4515cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt msg.oob_go_neg_channel[4] == 0) 4516cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt freq = 0; 4517cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt else 4518cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt freq = p2p_channel_to_freq(msg.oob_go_neg_channel[3], 4519cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt msg.oob_go_neg_channel[4]); 4520cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt if (freq < 0) { 4521cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt p2p_dbg(p2p, "Unknown peer OOB GO Neg channel"); 4522cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt return -1; 4523cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt } 4524cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt role = msg.oob_go_neg_channel[5]; 4525cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt 4526cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt if (role == P2P_GO_IN_A_GROUP) { 4527cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt p2p_dbg(p2p, "Peer OOB GO operating channel: %u MHz", freq); 4528cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt params->go_freq = freq; 4529cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt } else if (role == P2P_CLIENT_IN_A_GROUP) { 4530cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt p2p_dbg(p2p, "Peer (client) OOB GO operating channel: %u MHz", 4531cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt freq); 4532cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt params->go_freq = freq; 4533cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt } else 4534cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt p2p_dbg(p2p, "Peer OOB GO Neg channel: %u MHz", freq); 4535cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt dev->oob_go_neg_freq = freq; 4536cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt 4537cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt if (!params->sel && role != P2P_GO_IN_A_GROUP) { 4538cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt freq = p2p_channel_to_freq(p2p->cfg->reg_class, 4539cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt p2p->cfg->channel); 4540cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt if (freq < 0) { 4541cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt p2p_dbg(p2p, "Own listen channel not known"); 4542cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt return -1; 4543cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt } 4544cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt p2p_dbg(p2p, "Use own Listen channel as OOB GO Neg channel: %u MHz", freq); 4545cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt dev->oob_go_neg_freq = freq; 4546cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt } 4547cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt 4548cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt if (msg.group_id) { 4549cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt os_memcpy(params->go_dev_addr, msg.group_id, ETH_ALEN); 4550cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt params->go_ssid_len = msg.group_id_len - ETH_ALEN; 4551cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt os_memcpy(params->go_ssid, msg.group_id + ETH_ALEN, 4552cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt params->go_ssid_len); 4553cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt } 4554cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt 4555cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt p2p_parse_free(&msg); 4556cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt 4557cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt if (dev->flags & P2P_DEV_USER_REJECTED) { 4558cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt p2p_dbg(p2p, "Do not report rejected device"); 4559cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt return 0; 4560cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt } 4561cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt 4562cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt if (!(dev->flags & P2P_DEV_REPORTED)) { 4563cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt p2p->cfg->dev_found(p2p->cfg->cb_ctx, p2p_dev_addr, &dev->info, 4564cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt !(dev->flags & P2P_DEV_REPORTED_ONCE)); 4565cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt dev->flags |= P2P_DEV_REPORTED | P2P_DEV_REPORTED_ONCE; 4566cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt } 4567cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt 4568cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt if (role == P2P_GO_IN_A_GROUP && p2p->num_groups > 0) 4569cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt params->next_step = BOTH_GO; 4570cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt else if (role == P2P_GO_IN_A_GROUP) 4571cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt params->next_step = JOIN_GROUP; 4572cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt else if (role == P2P_CLIENT_IN_A_GROUP) { 4573cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt dev->flags |= P2P_DEV_GROUP_CLIENT_ONLY; 4574cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt params->next_step = PEER_CLIENT; 4575cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt } else if (p2p->num_groups > 0) 4576cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt params->next_step = AUTH_JOIN; 4577cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt else if (params->sel) 4578cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt params->next_step = INIT_GO_NEG; 4579cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt else 4580cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt params->next_step = RESP_GO_NEG; 4581cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt 4582cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt return 0; 4583cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt} 4584cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt 4585cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt 4586cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidtvoid p2p_set_authorized_oob_dev_pw_id(struct p2p_data *p2p, u16 dev_pw_id, 4587cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt int go_intent, 4588cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt const u8 *own_interface_addr) 4589cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt{ 4590cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt 4591cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt p2p->authorized_oob_dev_pw_id = dev_pw_id; 4592cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt if (dev_pw_id == 0) { 4593cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt p2p_dbg(p2p, "NFC OOB Password unauthorized for static handover"); 4594cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt return; 4595cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt } 4596cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt 4597cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt p2p_dbg(p2p, "NFC OOB Password (id=%u) authorized for static handover", 4598cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt dev_pw_id); 4599cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt 4600cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt p2p->go_intent = go_intent; 4601cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt os_memcpy(p2p->intended_addr, own_interface_addr, ETH_ALEN); 4602cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt} 4603cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt 4604cf32e60fa7e0d33fe1551a6dba8dcbbec47ea50eDmitry Shmidt#endif /* CONFIG_WPS_NFC */ 4605