p2p.c revision c55524ad84d13014e8019491c2b17e5dcf13545a
18d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt/* 28d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * Wi-Fi Direct - P2P module 38d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * Copyright (c) 2009-2010, Atheros Communications 48d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * 58d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * This program is free software; you can redistribute it and/or modify 68d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * it under the terms of the GNU General Public License version 2 as 78d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * published by the Free Software Foundation. 88d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * 98d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * Alternatively, this software may be distributed under the terms of BSD 108d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * license. 118d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * 128d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * See README and COPYING for more details. 138d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt */ 148d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 158d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#include "includes.h" 168d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 178d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#include "common.h" 188d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#include "eloop.h" 198d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#include "common/ieee802_11_defs.h" 208d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#include "common/ieee802_11_common.h" 218d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#include "wps/wps_i.h" 228d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#include "p2p_i.h" 238d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#include "p2p.h" 248d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 258d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 268d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtstatic void p2p_state_timeout(void *eloop_ctx, void *timeout_ctx); 278d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtstatic void p2p_device_free(struct p2p_data *p2p, struct p2p_device *dev); 288d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtstatic void p2p_process_presence_req(struct p2p_data *p2p, const u8 *da, 298d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt const u8 *sa, const u8 *data, size_t len, 308d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt int rx_freq); 318d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtstatic void p2p_process_presence_resp(struct p2p_data *p2p, const u8 *da, 328d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt const u8 *sa, const u8 *data, 338d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt size_t len); 348d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtstatic void p2p_ext_listen_timeout(void *eloop_ctx, void *timeout_ctx); 358d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtstatic void p2p_scan_timeout(void *eloop_ctx, void *timeout_ctx); 368d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 378d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 388d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt/* 398d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * p2p_scan recovery timeout 408d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * 418d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * Many drivers are using 30 second timeout on scan results. Allow a bit larger 428d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * timeout for this to avoid hitting P2P timeout unnecessarily. 438d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt */ 448d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#define P2P_SCAN_TIMEOUT 35 458d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 468d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt/** 478d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * P2P_PEER_EXPIRATION_AGE - Number of seconds after which inactive peer 488d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * entries will be removed 498d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt */ 508d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#define P2P_PEER_EXPIRATION_AGE 300 518d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 528d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#define P2P_PEER_EXPIRATION_INTERVAL (P2P_PEER_EXPIRATION_AGE / 2) 538d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 548d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtstatic void p2p_expire_peers(struct p2p_data *p2p) 558d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 568d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt struct p2p_device *dev, *n; 578d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt struct os_time now; 588d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 598d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_get_time(&now); 608d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt dl_list_for_each_safe(dev, n, &p2p->devices, struct p2p_device, list) { 618d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (dev->last_seen.sec + P2P_PEER_EXPIRATION_AGE >= now.sec) 628d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt continue; 638d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpa_msg(p2p->cfg->msg_ctx, MSG_DEBUG, "P2P: Expiring old peer " 648d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt "entry " MACSTR, MAC2STR(dev->info.p2p_device_addr)); 658d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt dl_list_del(&dev->list); 668d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_device_free(p2p, dev); 678d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 688d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 698d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 708d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 718d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtstatic void p2p_expiration_timeout(void *eloop_ctx, void *timeout_ctx) 728d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 738d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt struct p2p_data *p2p = eloop_ctx; 748d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_expire_peers(p2p); 758d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt eloop_register_timeout(P2P_PEER_EXPIRATION_INTERVAL, 0, 768d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_expiration_timeout, p2p, NULL); 778d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 788d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 798d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 808d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtstatic const char * p2p_state_txt(int state) 818d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 828d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt switch (state) { 838d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt case P2P_IDLE: 848d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return "IDLE"; 858d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt case P2P_SEARCH: 868d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return "SEARCH"; 878d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt case P2P_CONNECT: 888d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return "CONNECT"; 898d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt case P2P_CONNECT_LISTEN: 908d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return "CONNECT_LISTEN"; 918d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt case P2P_GO_NEG: 928d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return "GO_NEG"; 938d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt case P2P_LISTEN_ONLY: 948d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return "LISTEN_ONLY"; 958d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt case P2P_WAIT_PEER_CONNECT: 968d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return "WAIT_PEER_CONNECT"; 978d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt case P2P_WAIT_PEER_IDLE: 988d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return "WAIT_PEER_IDLE"; 998d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt case P2P_SD_DURING_FIND: 1008d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return "SD_DURING_FIND"; 1018d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt case P2P_PROVISIONING: 1028d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return "PROVISIONING"; 1038d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt case P2P_PD_DURING_FIND: 1048d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return "PD_DURING_FIND"; 1058d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt case P2P_INVITE: 1068d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return "INVITE"; 1078d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt case P2P_INVITE_LISTEN: 1088d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return "INVITE_LISTEN"; 1098d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt default: 1108d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return "?"; 1118d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 1128d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 1138d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 1148d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 1158d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtvoid p2p_set_state(struct p2p_data *p2p, int new_state) 1168d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 1178d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpa_msg(p2p->cfg->msg_ctx, MSG_DEBUG, "P2P: State %s -> %s", 1188d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_state_txt(p2p->state), p2p_state_txt(new_state)); 1198d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->state = new_state; 1208d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 1218d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 1228d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 1238d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtvoid p2p_set_timeout(struct p2p_data *p2p, unsigned int sec, unsigned int usec) 1248d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 1258d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpa_msg(p2p->cfg->msg_ctx, MSG_DEBUG, 1268d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt "P2P: Set timeout (state=%s): %u.%06u sec", 1278d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_state_txt(p2p->state), sec, usec); 1288d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt eloop_cancel_timeout(p2p_state_timeout, p2p, NULL); 1298d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt eloop_register_timeout(sec, usec, p2p_state_timeout, p2p, NULL); 1308d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 1318d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 1328d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 1338d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtvoid p2p_clear_timeout(struct p2p_data *p2p) 1348d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 1358d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpa_msg(p2p->cfg->msg_ctx, MSG_DEBUG, "P2P: Clear timeout (state=%s)", 1368d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_state_txt(p2p->state)); 1378d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt eloop_cancel_timeout(p2p_state_timeout, p2p, NULL); 1388d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 1398d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 1408d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 1418d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtvoid p2p_go_neg_failed(struct p2p_data *p2p, struct p2p_device *peer, 1428d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt int status) 1438d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 1448d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt struct p2p_go_neg_results res; 1458d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_clear_timeout(p2p); 1468d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_set_state(p2p, P2P_IDLE); 1478d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->go_neg_peer = NULL; 1488d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 1498d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_memset(&res, 0, sizeof(res)); 1508d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt res.status = status; 1518d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (peer) { 1528d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_memcpy(res.peer_device_addr, peer->info.p2p_device_addr, 1538d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt ETH_ALEN); 1548d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_memcpy(res.peer_interface_addr, peer->intended_addr, 1558d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt ETH_ALEN); 1568d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 1578d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->cfg->go_neg_completed(p2p->cfg->cb_ctx, &res); 1588d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 1598d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 1608d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 1618d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtstatic void p2p_listen_in_find(struct p2p_data *p2p) 1628d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 1638d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt unsigned int r, tu; 1648d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt int freq; 1658d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt struct wpabuf *ies; 1668d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 1678d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpa_msg(p2p->cfg->msg_ctx, MSG_DEBUG, 1688d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt "P2P: Starting short listen state (state=%s)", 1698d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_state_txt(p2p->state)); 1708d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 1718d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt freq = p2p_channel_to_freq(p2p->cfg->country, p2p->cfg->reg_class, 1728d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->cfg->channel); 1738d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (freq < 0) { 1748d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpa_msg(p2p->cfg->msg_ctx, MSG_DEBUG, 1758d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt "P2P: Unknown regulatory class/channel"); 1768d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return; 1778d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 1788d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 1798d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_get_random((u8 *) &r, sizeof(r)); 1808d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt tu = (r % ((p2p->max_disc_int - p2p->min_disc_int) + 1) + 1818d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->min_disc_int) * 100; 1828d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 1838d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->pending_listen_freq = freq; 1848d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->pending_listen_sec = 0; 1858d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->pending_listen_usec = 1024 * tu; 1868d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 1878d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt ies = p2p_build_probe_resp_ies(p2p); 1888d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (ies == NULL) 1898d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return; 1908d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 1918d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (p2p->cfg->start_listen(p2p->cfg->cb_ctx, freq, 1024 * tu / 1000, 1928d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt ies) < 0) { 1938d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpa_msg(p2p->cfg->msg_ctx, MSG_DEBUG, 1948d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt "P2P: Failed to start listen mode"); 1958d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->pending_listen_freq = 0; 1968d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 1978d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpabuf_free(ies); 1988d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 1998d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 2008d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 2018d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtint p2p_listen(struct p2p_data *p2p, unsigned int timeout) 2028d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 2038d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt int freq; 2048d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt struct wpabuf *ies; 2058d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 2068d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpa_msg(p2p->cfg->msg_ctx, MSG_DEBUG, 2078d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt "P2P: Going to listen(only) state"); 2088d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 2098d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt freq = p2p_channel_to_freq(p2p->cfg->country, p2p->cfg->reg_class, 2108d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->cfg->channel); 2118d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (freq < 0) { 2128d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpa_msg(p2p->cfg->msg_ctx, MSG_DEBUG, 2138d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt "P2P: Unknown regulatory class/channel"); 2148d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return -1; 2158d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 2168d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 2178d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->pending_listen_freq = freq; 2188d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->pending_listen_sec = timeout / 1000; 2198d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->pending_listen_usec = (timeout % 1000) * 1000; 2208d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 2218d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (p2p->p2p_scan_running) { 2228d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpa_msg(p2p->cfg->msg_ctx, MSG_DEBUG, 2238d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt "P2P: p2p_scan running - delay start of listen state"); 2248d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->start_after_scan = P2P_AFTER_SCAN_LISTEN; 2258d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return 0; 2268d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 2278d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 2288d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt ies = p2p_build_probe_resp_ies(p2p); 2298d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (ies == NULL) 2308d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return -1; 2318d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 2328d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (p2p->cfg->start_listen(p2p->cfg->cb_ctx, freq, timeout, ies) < 0) { 2338d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpa_msg(p2p->cfg->msg_ctx, MSG_DEBUG, 2348d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt "P2P: Failed to start listen mode"); 2358d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->pending_listen_freq = 0; 2368d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpabuf_free(ies); 2378d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return -1; 2388d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 2398d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpabuf_free(ies); 2408d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 2418d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_set_state(p2p, P2P_LISTEN_ONLY); 2428d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 2438d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return 0; 2448d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 2458d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 2468d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 2478d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtstatic void p2p_device_clear_reported(struct p2p_data *p2p) 2488d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 2498d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt struct p2p_device *dev; 2508d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt dl_list_for_each(dev, &p2p->devices, struct p2p_device, list) 2518d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt dev->flags &= ~P2P_DEV_REPORTED; 2528d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 2538d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 2548d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 2558d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt/** 2568d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * p2p_get_device - Fetch a peer entry 2578d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * @p2p: P2P module context from p2p_init() 2588d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * @addr: P2P Device Address of the peer 2598d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * Returns: Pointer to the device entry or %NULL if not found 2608d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt */ 2618d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtstruct p2p_device * p2p_get_device(struct p2p_data *p2p, const u8 *addr) 2628d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 2638d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt struct p2p_device *dev; 2648d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt dl_list_for_each(dev, &p2p->devices, struct p2p_device, list) { 2658d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (os_memcmp(dev->info.p2p_device_addr, addr, ETH_ALEN) == 0) 2668d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return dev; 2678d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 2688d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return NULL; 2698d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 2708d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 2718d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 2728d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt/** 2738d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * p2p_get_device_interface - Fetch a peer entry based on P2P Interface Address 2748d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * @p2p: P2P module context from p2p_init() 2758d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * @addr: P2P Interface Address of the peer 2768d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * Returns: Pointer to the device entry or %NULL if not found 2778d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt */ 2788d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtstruct p2p_device * p2p_get_device_interface(struct p2p_data *p2p, 2798d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt const u8 *addr) 2808d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 2818d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt struct p2p_device *dev; 2828d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt dl_list_for_each(dev, &p2p->devices, struct p2p_device, list) { 2838d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (os_memcmp(dev->interface_addr, addr, ETH_ALEN) == 0) 2848d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return dev; 2858d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 2868d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return NULL; 2878d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 2888d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 2898d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 2908d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt/** 2918d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * p2p_create_device - Create a peer entry 2928d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * @p2p: P2P module context from p2p_init() 2938d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * @addr: P2P Device Address of the peer 2948d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * Returns: Pointer to the device entry or %NULL on failure 2958d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * 2968d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * If there is already an entry for the peer, it will be returned instead of 2978d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * creating a new one. 2988d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt */ 2998d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtstatic struct p2p_device * p2p_create_device(struct p2p_data *p2p, 3008d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt const u8 *addr) 3018d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 3028d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt struct p2p_device *dev, *oldest = NULL; 3038d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt size_t count = 0; 3048d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 3058d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt dev = p2p_get_device(p2p, addr); 3068d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (dev) 3078d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return dev; 3088d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 3098d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt dl_list_for_each(dev, &p2p->devices, struct p2p_device, list) { 3108d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt count++; 3118d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (oldest == NULL || 3128d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_time_before(&dev->last_seen, &oldest->last_seen)) 3138d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt oldest = dev; 3148d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 3158d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (count + 1 > p2p->cfg->max_peers && oldest) { 3168d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpa_msg(p2p->cfg->msg_ctx, MSG_DEBUG, 3178d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt "P2P: Remove oldest peer entry to make room for a new " 3188d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt "peer"); 3198d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt dl_list_del(&oldest->list); 3208d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_device_free(p2p, oldest); 3218d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 3228d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 3238d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt dev = os_zalloc(sizeof(*dev)); 3248d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (dev == NULL) 3258d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return NULL; 3268d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt dl_list_add(&p2p->devices, &dev->list); 3278d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_memcpy(dev->info.p2p_device_addr, addr, ETH_ALEN); 3288d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 3298d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return dev; 3308d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 3318d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 3328d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 3338d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtstatic void p2p_copy_client_info(struct p2p_device *dev, 3348d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt struct p2p_client_info *cli) 3358d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 3368d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_memcpy(dev->info.device_name, cli->dev_name, cli->dev_name_len); 3378d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt dev->info.device_name[cli->dev_name_len] = '\0'; 3388d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt dev->info.dev_capab = cli->dev_capab; 3398d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt dev->info.config_methods = cli->config_methods; 3408d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_memcpy(dev->info.pri_dev_type, cli->pri_dev_type, 8); 3418d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt dev->info.wps_sec_dev_type_list_len = 8 * cli->num_sec_dev_types; 3428d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_memcpy(dev->info.wps_sec_dev_type_list, cli->sec_dev_types, 3438d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt dev->info.wps_sec_dev_type_list_len); 3448d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 3458d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 3468d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 3478d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtstatic int p2p_add_group_clients(struct p2p_data *p2p, const u8 *go_dev_addr, 3488d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt const u8 *go_interface_addr, int freq, 3498d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt const u8 *gi, size_t gi_len) 3508d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 3518d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt struct p2p_group_info info; 3528d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt size_t c; 3538d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt struct p2p_device *dev; 3548d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 3558d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (gi == NULL) 3568d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return 0; 3578d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 3588d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (p2p_group_info_parse(gi, gi_len, &info) < 0) 3598d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return -1; 3608d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 3618d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt /* 3628d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * Clear old data for this group; if the devices are still in the 3638d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * group, the information will be restored in the loop following this. 3648d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt */ 3658d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt dl_list_for_each(dev, &p2p->devices, struct p2p_device, list) { 3668d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (os_memcpy(dev->member_in_go_iface, go_interface_addr, 3678d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt ETH_ALEN) == 0) { 3688d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_memset(dev->member_in_go_iface, 0, ETH_ALEN); 3698d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_memset(dev->member_in_go_dev, 0, ETH_ALEN); 3708d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 3718d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 3728d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 3738d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt for (c = 0; c < info.num_clients; c++) { 3748d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt struct p2p_client_info *cli = &info.client[c]; 3758d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt dev = p2p_get_device(p2p, cli->p2p_device_addr); 3768d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (dev) { 3778d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt /* 3788d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * Update information only if we have not received this 3798d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * directly from the client. 3808d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt */ 3818d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (dev->flags & (P2P_DEV_GROUP_CLIENT_ONLY | 3828d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt P2P_DEV_PROBE_REQ_ONLY)) 3838d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_copy_client_info(dev, cli); 3848d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (dev->flags & P2P_DEV_PROBE_REQ_ONLY) { 3858d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt dev->flags &= ~P2P_DEV_PROBE_REQ_ONLY; 3868d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 3878d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } else { 3888d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt dev = p2p_create_device(p2p, cli->p2p_device_addr); 3898d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (dev == NULL) 3908d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt continue; 3918d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt dev->flags |= P2P_DEV_GROUP_CLIENT_ONLY; 3928d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_copy_client_info(dev, cli); 3938d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt dev->oper_freq = freq; 3948d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->cfg->dev_found(p2p->cfg->cb_ctx, 3958d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt dev->info.p2p_device_addr, 3968d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt &dev->info, 1); 3978d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt dev->flags |= P2P_DEV_REPORTED | P2P_DEV_REPORTED_ONCE; 3988d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 3998d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 4008d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_memcpy(dev->interface_addr, cli->p2p_interface_addr, 4018d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt ETH_ALEN); 4028d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_get_time(&dev->last_seen); 4038d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_memcpy(dev->member_in_go_dev, go_dev_addr, ETH_ALEN); 4048d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_memcpy(dev->member_in_go_iface, go_interface_addr, 4058d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt ETH_ALEN); 4068d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 4078d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 4088d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return 0; 4098d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 4108d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 4118d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 4128d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtstatic void p2p_copy_wps_info(struct p2p_device *dev, int probe_req, 4138d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt const struct p2p_message *msg) 4148d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 4158d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_memcpy(dev->info.device_name, msg->device_name, 4168d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt sizeof(dev->info.device_name)); 4178d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 4188d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (msg->manufacturer && 4198d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt msg->manufacturer_len < sizeof(dev->info.manufacturer)) { 4208d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_memset(dev->info.manufacturer, 0, 4218d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt sizeof(dev->info.manufacturer)); 4228d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_memcpy(dev->info.manufacturer, msg->manufacturer, 4238d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt msg->manufacturer_len); 4248d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 4258d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 4268d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (msg->model_name && 4278d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt msg->model_name_len < sizeof(dev->info.model_name)) { 4288d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_memset(dev->info.model_name, 0, 4298d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt sizeof(dev->info.model_name)); 4308d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_memcpy(dev->info.model_name, msg->model_name, 4318d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt msg->model_name_len); 4328d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 4338d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 4348d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (msg->model_number && 4358d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt msg->model_number_len < sizeof(dev->info.model_number)) { 4368d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_memset(dev->info.model_number, 0, 4378d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt sizeof(dev->info.model_number)); 4388d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_memcpy(dev->info.model_number, msg->model_number, 4398d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt msg->model_number_len); 4408d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 4418d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 4428d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (msg->serial_number && 4438d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt msg->serial_number_len < sizeof(dev->info.serial_number)) { 4448d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_memset(dev->info.serial_number, 0, 4458d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt sizeof(dev->info.serial_number)); 4468d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_memcpy(dev->info.serial_number, msg->serial_number, 4478d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt msg->serial_number_len); 4488d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 4498d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 4508d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (msg->pri_dev_type) 4518d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_memcpy(dev->info.pri_dev_type, msg->pri_dev_type, 4528d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt sizeof(dev->info.pri_dev_type)); 4538d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt else if (msg->wps_pri_dev_type) 4548d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_memcpy(dev->info.pri_dev_type, msg->wps_pri_dev_type, 4558d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt sizeof(dev->info.pri_dev_type)); 4568d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 4578d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (msg->wps_sec_dev_type_list) { 4588d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_memcpy(dev->info.wps_sec_dev_type_list, 4598d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt msg->wps_sec_dev_type_list, 4608d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt msg->wps_sec_dev_type_list_len); 4618d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt dev->info.wps_sec_dev_type_list_len = 4628d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt msg->wps_sec_dev_type_list_len; 4638d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 4648d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 4658d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (msg->capability) { 4668d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt dev->info.dev_capab = msg->capability[0]; 4678d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt dev->info.group_capab = msg->capability[1]; 4688d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 4698d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 4708d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (msg->ext_listen_timing) { 4718d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt dev->ext_listen_period = WPA_GET_LE16(msg->ext_listen_timing); 4728d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt dev->ext_listen_interval = 4738d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt WPA_GET_LE16(msg->ext_listen_timing + 2); 4748d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 4758d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 4768d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (!probe_req) { 4778d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt dev->info.config_methods = msg->config_methods ? 4788d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt msg->config_methods : msg->wps_config_methods; 4798d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 4808d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 4818d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 4828d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 4838d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt/** 4848d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * p2p_add_device - Add peer entries based on scan results 4858d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * @p2p: P2P module context from p2p_init() 4868d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * @addr: Source address of Beacon or Probe Response frame (may be either 4878d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * P2P Device Address or P2P Interface Address) 4888d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * @level: Signal level (signal strength of the received frame from the peer) 4898d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * @freq: Frequency on which the Beacon or Probe Response frame was received 4908d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * @ies: IEs from the Beacon or Probe Response frame 4918d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * @ies_len: Length of ies buffer in octets 4928d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * Returns: 0 on success, -1 on failure 4938d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * 4948d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * If the scan result is for a GO, the clients in the group will also be added 4958d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * to the peer table. This function can also be used with some other frames 4968d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * like Provision Discovery Request that contains P2P Capability and P2P Device 4978d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * Info attributes. 4988d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt */ 4998d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtint p2p_add_device(struct p2p_data *p2p, const u8 *addr, int freq, int level, 5008d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt const u8 *ies, size_t ies_len) 5018d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 5028d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt struct p2p_device *dev; 5038d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt struct p2p_message msg; 5048d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt const u8 *p2p_dev_addr; 5058d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt int i; 5068d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 5078d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_memset(&msg, 0, sizeof(msg)); 5088d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (p2p_parse_ies(ies, ies_len, &msg)) { 5098d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpa_msg(p2p->cfg->msg_ctx, MSG_DEBUG, 5108d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt "P2P: Failed to parse P2P IE for a device entry"); 5118d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_parse_free(&msg); 5128d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return -1; 5138d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 5148d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 5158d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (msg.p2p_device_addr) 5168d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_dev_addr = msg.p2p_device_addr; 5178d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt else if (msg.device_id) 5188d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_dev_addr = msg.device_id; 5198d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt else { 5208d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpa_msg(p2p->cfg->msg_ctx, MSG_DEBUG, 5218d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt "P2P: Ignore scan data without P2P Device Info or " 5228d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt "P2P Device Id"); 5238d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_parse_free(&msg); 5248d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return -1; 5258d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 5268d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 5278d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (!is_zero_ether_addr(p2p->peer_filter) && 5288d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_memcmp(p2p_dev_addr, p2p->peer_filter, ETH_ALEN) != 0) { 5298d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpa_msg(p2p->cfg->msg_ctx, MSG_DEBUG, "P2P: Do not add peer " 5308d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt "filter for " MACSTR " due to peer filter", 5318d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt MAC2STR(p2p_dev_addr)); 5328d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return 0; 5338d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 5348d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 5358d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt dev = p2p_create_device(p2p, p2p_dev_addr); 5368d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (dev == NULL) { 5378d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_parse_free(&msg); 5388d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return -1; 5398d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 5408d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_get_time(&dev->last_seen); 5418d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt dev->flags &= ~(P2P_DEV_PROBE_REQ_ONLY | P2P_DEV_GROUP_CLIENT_ONLY); 5428d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 5438d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (os_memcmp(addr, p2p_dev_addr, ETH_ALEN) != 0) 5448d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_memcpy(dev->interface_addr, addr, ETH_ALEN); 5458d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (msg.ssid && 5468d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt (msg.ssid[1] != P2P_WILDCARD_SSID_LEN || 5478d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_memcmp(msg.ssid + 2, P2P_WILDCARD_SSID, P2P_WILDCARD_SSID_LEN) 5488d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt != 0)) { 5498d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_memcpy(dev->oper_ssid, msg.ssid + 2, msg.ssid[1]); 5508d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt dev->oper_ssid_len = msg.ssid[1]; 5518d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 5528d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 5538d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (freq >= 2412 && freq <= 2484 && msg.ds_params && 5548d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt *msg.ds_params >= 1 && *msg.ds_params <= 14) { 5558d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt int ds_freq; 5568d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (*msg.ds_params == 14) 5578d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt ds_freq = 2484; 5588d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt else 5598d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt ds_freq = 2407 + *msg.ds_params * 5; 5608d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (freq != ds_freq) { 5618d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpa_msg(p2p->cfg->msg_ctx, MSG_DEBUG, 5628d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt "P2P: Update Listen frequency based on DS " 5638d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt "Parameter Set IE: %d -> %d MHz", 5648d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt freq, ds_freq); 5658d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt freq = ds_freq; 5668d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 5678d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 5688d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 5698d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (dev->listen_freq && dev->listen_freq != freq) { 5708d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpa_msg(p2p->cfg->msg_ctx, MSG_DEBUG, 5718d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt "P2P: Update Listen frequency based on scan " 5728d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt "results (" MACSTR " %d -> %d MHz (DS param %d)", 5738d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt MAC2STR(dev->info.p2p_device_addr), dev->listen_freq, 5748d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt freq, msg.ds_params ? *msg.ds_params : -1); 5758d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 5768d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt dev->listen_freq = freq; 5778d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (msg.group_info) 5788d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt dev->oper_freq = freq; 57975ecf5267604f166b85a7ee2cf0d9cb682966680Jouni Malinen dev->info.level = level; 5808d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 5818d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_copy_wps_info(dev, 0, &msg); 5828d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 5838d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt for (i = 0; i < P2P_MAX_WPS_VENDOR_EXT; i++) { 5848d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpabuf_free(dev->info.wps_vendor_ext[i]); 5858d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt dev->info.wps_vendor_ext[i] = NULL; 5868d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 5878d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 5888d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt for (i = 0; i < P2P_MAX_WPS_VENDOR_EXT; i++) { 5898d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (msg.wps_vendor_ext[i] == NULL) 5908d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt break; 5918d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt dev->info.wps_vendor_ext[i] = wpabuf_alloc_copy( 5928d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt msg.wps_vendor_ext[i], msg.wps_vendor_ext_len[i]); 5938d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (dev->info.wps_vendor_ext[i] == NULL) 5948d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt break; 5958d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 5968d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 5978d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_add_group_clients(p2p, p2p_dev_addr, addr, freq, msg.group_info, 5988d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt msg.group_info_len); 5998d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 6008d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_parse_free(&msg); 6018d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 6028d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (p2p_pending_sd_req(p2p, dev)) 6038d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt dev->flags |= P2P_DEV_SD_SCHEDULE; 6048d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 6058d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (dev->flags & P2P_DEV_REPORTED) 6068d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return 0; 6078d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 6088d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpa_msg(p2p->cfg->msg_ctx, MSG_DEBUG, 6098d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt "P2P: Peer found with Listen frequency %d MHz", freq); 6108d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (dev->flags & P2P_DEV_USER_REJECTED) { 6118d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpa_msg(p2p->cfg->msg_ctx, MSG_DEBUG, 6128d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt "P2P: Do not report rejected device"); 6138d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return 0; 6148d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 6158d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 6168d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->cfg->dev_found(p2p->cfg->cb_ctx, addr, &dev->info, 6178d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt !(dev->flags & P2P_DEV_REPORTED_ONCE)); 6188d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt dev->flags |= P2P_DEV_REPORTED | P2P_DEV_REPORTED_ONCE; 6198d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 6208d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return 0; 6218d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 6228d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 6238d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 6248d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtstatic void p2p_device_free(struct p2p_data *p2p, struct p2p_device *dev) 6258d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 6268d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt int i; 6278d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 6288d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (p2p->go_neg_peer == dev) 6298d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->go_neg_peer = NULL; 6308d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (p2p->invite_peer == dev) 6318d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->invite_peer = NULL; 6328d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (p2p->sd_peer == dev) 6338d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->sd_peer = NULL; 6348d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (p2p->pending_client_disc_go == dev) 6358d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->pending_client_disc_go = NULL; 6368d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 637c55524ad84d13014e8019491c2b17e5dcf13545aDmitry Shmidt /* dev_lost() device, but only if it was previously dev_found() */ 638c55524ad84d13014e8019491c2b17e5dcf13545aDmitry Shmidt if (dev->flags & P2P_DEV_REPORTED_ONCE) 639c55524ad84d13014e8019491c2b17e5dcf13545aDmitry Shmidt p2p->cfg->dev_lost(p2p->cfg->cb_ctx, 640c55524ad84d13014e8019491c2b17e5dcf13545aDmitry Shmidt dev->info.p2p_device_addr); 6418d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 6428d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt for (i = 0; i < P2P_MAX_WPS_VENDOR_EXT; i++) { 6438d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpabuf_free(dev->info.wps_vendor_ext[i]); 6448d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt dev->info.wps_vendor_ext[i] = NULL; 6458d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 6468d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 6478d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_free(dev); 6488d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 6498d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 6508d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 6518d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtstatic int p2p_get_next_prog_freq(struct p2p_data *p2p) 6528d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 6538d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt struct p2p_channels *c; 6548d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt struct p2p_reg_class *cla; 6558d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt size_t cl, ch; 6568d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt int found = 0; 6578d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt u8 reg_class; 6588d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt u8 channel; 6598d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt int freq; 6608d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 6618d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt c = &p2p->cfg->channels; 6628d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt for (cl = 0; cl < c->reg_classes; cl++) { 6638d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt cla = &c->reg_class[cl]; 6648d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (cla->reg_class != p2p->last_prog_scan_class) 6658d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt continue; 6668d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt for (ch = 0; ch < cla->channels; ch++) { 6678d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (cla->channel[ch] == p2p->last_prog_scan_chan) { 6688d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt found = 1; 6698d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt break; 6708d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 6718d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 6728d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (found) 6738d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt break; 6748d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 6758d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 6768d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (!found) { 6778d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt /* Start from beginning */ 6788d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt reg_class = c->reg_class[0].reg_class; 6798d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt channel = c->reg_class[0].channel[0]; 6808d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } else { 6818d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt /* Pick the next channel */ 6828d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt ch++; 6838d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (ch == cla->channels) { 6848d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt cl++; 6858d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (cl == c->reg_classes) 6868d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt cl = 0; 6878d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt ch = 0; 6888d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 6898d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt reg_class = c->reg_class[cl].reg_class; 6908d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt channel = c->reg_class[cl].channel[ch]; 6918d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 6928d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 6938d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt freq = p2p_channel_to_freq(p2p->cfg->country, reg_class, channel); 6948d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpa_msg(p2p->cfg->msg_ctx, MSG_DEBUG, "P2P: Next progressive search " 6958d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt "channel: reg_class %u channel %u -> %d MHz", 6968d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt reg_class, channel, freq); 6978d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->last_prog_scan_class = reg_class; 6988d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->last_prog_scan_chan = channel; 6998d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 7008d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (freq == 2412 || freq == 2437 || freq == 2462) 7018d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return 0; /* No need to add social channels */ 7028d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return freq; 7038d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 7048d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 7058d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 7068d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtstatic void p2p_search(struct p2p_data *p2p) 7078d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 7088d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt int freq = 0; 7098d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt enum p2p_scan_type type; 7108d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 7118d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (p2p->drv_in_listen) { 7128d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpa_msg(p2p->cfg->msg_ctx, MSG_DEBUG, "P2P: Driver is still " 7138d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt "in Listen state - wait for it to end before " 7148d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt "continuing"); 7158d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return; 7168d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 7178d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->cfg->stop_listen(p2p->cfg->cb_ctx); 7188d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 7198d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (p2p->go_neg_peer) { 7208d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt /* 7218d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * Only scan the known listen frequency of the peer 7228d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * during GO Negotiation start. 7238d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt */ 7248d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt freq = p2p->go_neg_peer->listen_freq; 7258d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (freq <= 0) 7268d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt freq = p2p->go_neg_peer->oper_freq; 7278d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt type = P2P_SCAN_SPECIFIC; 7288d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpa_msg(p2p->cfg->msg_ctx, MSG_DEBUG, "P2P: Starting search " 7298d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt "for freq %u (GO Neg)", freq); 7308d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } else if (p2p->invite_peer) { 7318d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt /* 7328d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * Only scan the known listen frequency of the peer 7338d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * during Invite start. 7348d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt */ 7358d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt freq = p2p->invite_peer->listen_freq; 7368d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (freq <= 0) 7378d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt freq = p2p->invite_peer->oper_freq; 7388d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt type = P2P_SCAN_SPECIFIC; 7398d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpa_msg(p2p->cfg->msg_ctx, MSG_DEBUG, "P2P: Starting search " 7408d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt "for freq %u (Invite)", freq); 7418d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } else if (p2p->find_type == P2P_FIND_PROGRESSIVE && 7428d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt (freq = p2p_get_next_prog_freq(p2p)) > 0) { 7438d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt type = P2P_SCAN_SOCIAL_PLUS_ONE; 7448d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpa_msg(p2p->cfg->msg_ctx, MSG_DEBUG, "P2P: Starting search " 7458d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt "(+ freq %u)", freq); 7468d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } else { 7478d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt type = P2P_SCAN_SOCIAL; 7488d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpa_msg(p2p->cfg->msg_ctx, MSG_DEBUG, "P2P: Starting search"); 7498d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 7508d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 7518d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (p2p->cfg->p2p_scan(p2p->cfg->cb_ctx, type, freq, 7528d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->num_req_dev_types, p2p->req_dev_types) < 0) 7538d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt { 7548d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpa_msg(p2p->cfg->msg_ctx, MSG_DEBUG, 7558d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt "P2P: Scan request failed"); 7568d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_continue_find(p2p); 7578d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } else { 7588d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpa_msg(p2p->cfg->msg_ctx, MSG_DEBUG, "P2P: Running p2p_scan"); 7598d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->p2p_scan_running = 1; 7608d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt eloop_cancel_timeout(p2p_scan_timeout, p2p, NULL); 7618d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt eloop_register_timeout(P2P_SCAN_TIMEOUT, 0, p2p_scan_timeout, 7628d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p, NULL); 7638d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 7648d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 7658d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 7668d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 7678d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtstatic void p2p_find_timeout(void *eloop_ctx, void *timeout_ctx) 7688d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 7698d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt struct p2p_data *p2p = eloop_ctx; 7708d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpa_msg(p2p->cfg->msg_ctx, MSG_DEBUG, "P2P: Find timeout -> stop"); 7718d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_stop_find(p2p); 7728d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 7738d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 7748d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 7758d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtstatic int p2p_run_after_scan(struct p2p_data *p2p) 7768d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 7778d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt struct p2p_device *dev; 7788d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt enum p2p_after_scan op; 7798d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 7808d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (p2p->after_scan_tx) { 7818d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt int ret; 7828d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt /* TODO: schedule p2p_run_after_scan to be called from TX 7838d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * status callback(?) */ 7848d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpa_msg(p2p->cfg->msg_ctx, MSG_DEBUG, "P2P: Send pending " 7858d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt "Action frame at p2p_scan completion"); 7868d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt ret = p2p->cfg->send_action(p2p->cfg->cb_ctx, 7878d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->after_scan_tx->freq, 7888d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->after_scan_tx->dst, 7898d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->after_scan_tx->src, 7908d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->after_scan_tx->bssid, 7918d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt (u8 *) (p2p->after_scan_tx + 1), 7928d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->after_scan_tx->len, 7938d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->after_scan_tx->wait_time); 7948d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_free(p2p->after_scan_tx); 7958d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->after_scan_tx = NULL; 7968d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return 1; 7978d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 7988d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 7998d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt op = p2p->start_after_scan; 8008d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->start_after_scan = P2P_AFTER_SCAN_NOTHING; 8018d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt switch (op) { 8028d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt case P2P_AFTER_SCAN_NOTHING: 8038d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt break; 8048d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt case P2P_AFTER_SCAN_LISTEN: 8058d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpa_msg(p2p->cfg->msg_ctx, MSG_DEBUG, "P2P: Start previously " 8068d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt "requested Listen state"); 8078d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_listen(p2p, p2p->pending_listen_sec * 1000 + 8088d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->pending_listen_usec / 1000); 8098d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return 1; 8108d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt case P2P_AFTER_SCAN_CONNECT: 8118d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpa_msg(p2p->cfg->msg_ctx, MSG_DEBUG, "P2P: Start previously " 8128d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt "requested connect with " MACSTR, 8138d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt MAC2STR(p2p->after_scan_peer)); 8148d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt dev = p2p_get_device(p2p, p2p->after_scan_peer); 8158d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (dev == NULL) { 8168d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpa_msg(p2p->cfg->msg_ctx, MSG_DEBUG, "P2P: Peer not " 8178d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt "known anymore"); 8188d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt break; 8198d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 8208d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_connect_send(p2p, dev); 8218d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return 1; 8228d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 8238d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 8248d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return 0; 8258d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 8268d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 8278d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 8288d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtstatic void p2p_scan_timeout(void *eloop_ctx, void *timeout_ctx) 8298d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 8308d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt struct p2p_data *p2p = eloop_ctx; 8318d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt int running; 8328d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpa_msg(p2p->cfg->msg_ctx, MSG_DEBUG, "P2P: p2p_scan timeout " 8338d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt "(running=%d)", p2p->p2p_scan_running); 8348d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt running = p2p->p2p_scan_running; 8358d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt /* Make sure we recover from missed scan results callback */ 8368d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->p2p_scan_running = 0; 8378d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 8388d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (running) 8398d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_run_after_scan(p2p); 8408d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 8418d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 8428d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 8438d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtstatic void p2p_free_req_dev_types(struct p2p_data *p2p) 8448d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 8458d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->num_req_dev_types = 0; 8468d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_free(p2p->req_dev_types); 8478d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->req_dev_types = NULL; 8488d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 8498d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 8508d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 8518d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtint p2p_find(struct p2p_data *p2p, unsigned int timeout, 8528d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt enum p2p_discovery_type type, 8538d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt unsigned int num_req_dev_types, const u8 *req_dev_types) 8548d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 8558d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt int res; 8568d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 8578d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpa_msg(p2p->cfg->msg_ctx, MSG_DEBUG, "P2P: Starting find (type=%d)", 8588d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt type); 8598d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (p2p->p2p_scan_running) { 8608d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpa_msg(p2p->cfg->msg_ctx, MSG_DEBUG, "P2P: p2p_scan is " 8618d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt "already running"); 8628d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 8638d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 8648d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_free_req_dev_types(p2p); 8658d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (req_dev_types && num_req_dev_types) { 8668d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->req_dev_types = os_malloc(num_req_dev_types * 8678d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt WPS_DEV_TYPE_LEN); 8688d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (p2p->req_dev_types == NULL) 8698d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return -1; 8708d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_memcpy(p2p->req_dev_types, req_dev_types, 8718d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt num_req_dev_types * WPS_DEV_TYPE_LEN); 8728d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->num_req_dev_types = num_req_dev_types; 8738d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 8748d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 8758d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->start_after_scan = P2P_AFTER_SCAN_NOTHING; 8768d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_clear_timeout(p2p); 8778d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->cfg->stop_listen(p2p->cfg->cb_ctx); 8788d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->find_type = type; 8798d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_device_clear_reported(p2p); 8808d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_set_state(p2p, P2P_SEARCH); 8818d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt eloop_cancel_timeout(p2p_find_timeout, p2p, NULL); 8828d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (timeout) 8838d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt eloop_register_timeout(timeout, 0, p2p_find_timeout, 8848d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p, NULL); 8858d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt switch (type) { 8868d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt case P2P_FIND_START_WITH_FULL: 8878d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt case P2P_FIND_PROGRESSIVE: 8888d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt res = p2p->cfg->p2p_scan(p2p->cfg->cb_ctx, P2P_SCAN_FULL, 0, 8898d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->num_req_dev_types, 8908d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->req_dev_types); 8918d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt break; 8928d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt case P2P_FIND_ONLY_SOCIAL: 8938d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt res = p2p->cfg->p2p_scan(p2p->cfg->cb_ctx, P2P_SCAN_SOCIAL, 0, 8948d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->num_req_dev_types, 8958d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->req_dev_types); 8968d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt break; 8978d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt default: 8988d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return -1; 8998d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 9008d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 9018d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (res == 0) { 9028d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpa_msg(p2p->cfg->msg_ctx, MSG_DEBUG, "P2P: Running p2p_scan"); 9038d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->p2p_scan_running = 1; 9048d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt eloop_cancel_timeout(p2p_scan_timeout, p2p, NULL); 9058d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt eloop_register_timeout(P2P_SCAN_TIMEOUT, 0, p2p_scan_timeout, 9068d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p, NULL); 9078d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } else { 9088d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpa_msg(p2p->cfg->msg_ctx, MSG_DEBUG, "P2P: Failed to start " 9098d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt "p2p_scan"); 9108d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 9118d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 9128d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return res; 9138d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 9148d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 9158d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 9168d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtvoid p2p_stop_find_for_freq(struct p2p_data *p2p, int freq) 9178d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 9188d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpa_msg(p2p->cfg->msg_ctx, MSG_DEBUG, "P2P: Stopping find"); 9198d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt eloop_cancel_timeout(p2p_find_timeout, p2p, NULL); 9208d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_clear_timeout(p2p); 9218d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_set_state(p2p, P2P_IDLE); 9228d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_free_req_dev_types(p2p); 9238d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->start_after_scan = P2P_AFTER_SCAN_NOTHING; 9248d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->go_neg_peer = NULL; 9258d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->sd_peer = NULL; 9268d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->invite_peer = NULL; 9278d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (freq > 0 && p2p->drv_in_listen == freq && p2p->in_listen) { 9288d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpa_msg(p2p->cfg->msg_ctx, MSG_DEBUG, "P2P: Skip stop_listen " 9298d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt "since we are on correct channel for response"); 9308d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return; 9318d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 9328d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->cfg->stop_listen(p2p->cfg->cb_ctx); 9338d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 9348d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 9358d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 9368d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtvoid p2p_stop_find(struct p2p_data *p2p) 9378d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 9388d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_stop_find_for_freq(p2p, 0); 9398d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 9408d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 9418d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 9428d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtstatic int p2p_prepare_channel(struct p2p_data *p2p, unsigned int force_freq) 9438d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 9448d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (force_freq) { 9458d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt u8 op_reg_class, op_channel; 9468d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (p2p_freq_to_channel(p2p->cfg->country, force_freq, 9478d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt &op_reg_class, &op_channel) < 0) { 9488d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpa_msg(p2p->cfg->msg_ctx, MSG_DEBUG, 9498d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt "P2P: Unsupported frequency %u MHz", 9508d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt force_freq); 9518d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return -1; 9528d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 9538d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (!p2p_channels_includes(&p2p->cfg->channels, op_reg_class, 9548d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt op_channel)) { 9558d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpa_msg(p2p->cfg->msg_ctx, MSG_DEBUG, 9568d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt "P2P: Frequency %u MHz (oper_class %u " 9578d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt "channel %u) not allowed for P2P", 9588d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt force_freq, op_reg_class, op_channel); 9598d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return -1; 9608d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 9618d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->op_reg_class = op_reg_class; 9628d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->op_channel = op_channel; 9638d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->channels.reg_classes = 1; 9648d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->channels.reg_class[0].channels = 1; 9658d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->channels.reg_class[0].reg_class = p2p->op_reg_class; 9668d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->channels.reg_class[0].channel[0] = p2p->op_channel; 9678d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } else { 9688d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt u8 op_reg_class, op_channel; 9698d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 9708d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (!p2p->cfg->cfg_op_channel && p2p->best_freq_overall > 0 && 9718d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_supported_freq(p2p, p2p->best_freq_overall) && 9728d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_freq_to_channel(p2p->cfg->country, 9738d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->best_freq_overall, 9748d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt &op_reg_class, &op_channel) == 0) { 9758d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpa_msg(p2p->cfg->msg_ctx, MSG_DEBUG, 9768d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt "P2P: Select best overall channel as " 9778d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt "operating channel preference"); 9788d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->op_reg_class = op_reg_class; 9798d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->op_channel = op_channel; 9808d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } else if (!p2p->cfg->cfg_op_channel && p2p->best_freq_5 > 0 && 9818d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_supported_freq(p2p, p2p->best_freq_5) && 9828d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_freq_to_channel(p2p->cfg->country, 9838d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->best_freq_5, 9848d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt &op_reg_class, &op_channel) == 9858d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 0) { 9868d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpa_msg(p2p->cfg->msg_ctx, MSG_DEBUG, 9878d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt "P2P: Select best 5 GHz channel as " 9888d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt "operating channel preference"); 9898d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->op_reg_class = op_reg_class; 9908d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->op_channel = op_channel; 9918d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } else if (!p2p->cfg->cfg_op_channel && 9928d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->best_freq_24 > 0 && 9938d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_supported_freq(p2p, p2p->best_freq_24) && 9948d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_freq_to_channel(p2p->cfg->country, 9958d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->best_freq_24, 9968d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt &op_reg_class, &op_channel) == 9978d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 0) { 9988d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpa_msg(p2p->cfg->msg_ctx, MSG_DEBUG, 9998d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt "P2P: Select best 2.4 GHz channel as " 10008d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt "operating channel preference"); 10018d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->op_reg_class = op_reg_class; 10028d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->op_channel = op_channel; 10038d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } else { 10048d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->op_reg_class = p2p->cfg->op_reg_class; 10058d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->op_channel = p2p->cfg->op_channel; 10068d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 10078d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 10088d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_memcpy(&p2p->channels, &p2p->cfg->channels, 10098d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt sizeof(struct p2p_channels)); 10108d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 10118d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpa_msg(p2p->cfg->msg_ctx, MSG_DEBUG, 10128d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt "P2P: Own preference for operation channel: " 10138d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt "Operating Class %u Channel %u%s", 10148d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->op_reg_class, p2p->op_channel, 10158d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt force_freq ? " (forced)" : ""); 10168d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 10178d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return 0; 10188d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 10198d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 10208d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 10218d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtint p2p_connect(struct p2p_data *p2p, const u8 *peer_addr, 10228d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt enum p2p_wps_method wps_method, 10238d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt int go_intent, const u8 *own_interface_addr, 10248d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt unsigned int force_freq, int persistent_group) 10258d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 10268d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt struct p2p_device *dev; 10278d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 10288d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpa_msg(p2p->cfg->msg_ctx, MSG_DEBUG, 10298d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt "P2P: Request to start group negotiation - peer=" MACSTR 10308d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt " GO Intent=%d Intended Interface Address=" MACSTR 10318d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt " wps_method=%d persistent_group=%d", 10328d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt MAC2STR(peer_addr), go_intent, MAC2STR(own_interface_addr), 10338d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wps_method, persistent_group); 10348d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 10358d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (p2p_prepare_channel(p2p, force_freq) < 0) 10368d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return -1; 10378d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 10388d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt dev = p2p_get_device(p2p, peer_addr); 10398d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (dev == NULL || (dev->flags & P2P_DEV_PROBE_REQ_ONLY)) { 10408d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpa_msg(p2p->cfg->msg_ctx, MSG_DEBUG, 10418d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt "P2P: Cannot connect to unknown P2P Device " MACSTR, 10428d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt MAC2STR(peer_addr)); 10438d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return -1; 10448d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 10458d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 10468d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (dev->flags & P2P_DEV_GROUP_CLIENT_ONLY) { 10478d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (!(dev->info.dev_capab & 10488d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt P2P_DEV_CAPAB_CLIENT_DISCOVERABILITY)) { 10498d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpa_msg(p2p->cfg->msg_ctx, MSG_DEBUG, 10508d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt "P2P: Cannot connect to P2P Device " MACSTR 10518d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt " that is in a group and is not discoverable", 10528d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt MAC2STR(peer_addr)); 10538d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return -1; 10548d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 10558d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (dev->oper_freq <= 0) { 10568d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpa_msg(p2p->cfg->msg_ctx, MSG_DEBUG, 10578d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt "P2P: Cannot connect to P2P Device " MACSTR 10588d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt " with incomplete information", 10598d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt MAC2STR(peer_addr)); 10608d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return -1; 10618d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 10628d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 10638d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt /* 10648d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * First, try to connect directly. If the peer does not 10658d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * acknowledge frames, assume it is sleeping and use device 10668d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * discoverability via the GO at that point. 10678d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt */ 10688d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 10698d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 10708d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt dev->flags &= ~P2P_DEV_NOT_YET_READY; 10718d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt dev->flags &= ~P2P_DEV_USER_REJECTED; 10728d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt dev->flags &= ~P2P_DEV_WAIT_GO_NEG_RESPONSE; 10738d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt dev->flags &= ~P2P_DEV_WAIT_GO_NEG_CONFIRM; 10748d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt dev->connect_reqs = 0; 10758d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt dev->go_neg_req_sent = 0; 10768d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt dev->go_state = UNKNOWN_GO; 10778d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (persistent_group) 10788d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt dev->flags |= P2P_DEV_PREFER_PERSISTENT_GROUP; 10798d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt else 10808d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt dev->flags &= ~P2P_DEV_PREFER_PERSISTENT_GROUP; 10818d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->go_intent = go_intent; 10828d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_memcpy(p2p->intended_addr, own_interface_addr, ETH_ALEN); 10838d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 10848d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (p2p->state != P2P_IDLE) 10858d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_stop_find(p2p); 10868d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 10878d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (p2p->after_scan_tx) { 10888d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt /* 10898d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * We need to drop the pending frame to avoid issues with the 10908d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * new GO Negotiation, e.g., when the pending frame was from a 10918d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * previous attempt at starting a GO Negotiation. 10928d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt */ 10938d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpa_msg(p2p->cfg->msg_ctx, MSG_DEBUG, "P2P: Dropped " 10948d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt "previous pending Action frame TX that was waiting " 10958d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt "for p2p_scan completion"); 10968d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_free(p2p->after_scan_tx); 10978d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->after_scan_tx = NULL; 10988d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 10998d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 11008d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt dev->wps_method = wps_method; 11018d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt dev->status = P2P_SC_SUCCESS; 11028d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 11038d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (force_freq) 11048d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt dev->flags |= P2P_DEV_FORCE_FREQ; 11058d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt else 11068d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt dev->flags &= ~P2P_DEV_FORCE_FREQ; 11078d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 11088d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (p2p->p2p_scan_running) { 11098d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpa_msg(p2p->cfg->msg_ctx, MSG_DEBUG, 11108d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt "P2P: p2p_scan running - delay connect send"); 11118d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->start_after_scan = P2P_AFTER_SCAN_CONNECT; 11128d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_memcpy(p2p->after_scan_peer, peer_addr, ETH_ALEN); 11138d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return 0; 11148d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 11158d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->start_after_scan = P2P_AFTER_SCAN_NOTHING; 11168d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 11178d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return p2p_connect_send(p2p, dev); 11188d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 11198d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 11208d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 11218d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtint p2p_authorize(struct p2p_data *p2p, const u8 *peer_addr, 11228d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt enum p2p_wps_method wps_method, 11238d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt int go_intent, const u8 *own_interface_addr, 11248d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt unsigned int force_freq, int persistent_group) 11258d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 11268d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt struct p2p_device *dev; 11278d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 11288d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpa_msg(p2p->cfg->msg_ctx, MSG_DEBUG, 11298d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt "P2P: Request to authorize group negotiation - peer=" MACSTR 11308d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt " GO Intent=%d Intended Interface Address=" MACSTR 11318d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt " wps_method=%d persistent_group=%d", 11328d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt MAC2STR(peer_addr), go_intent, MAC2STR(own_interface_addr), 11338d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wps_method, persistent_group); 11348d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 11358d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (p2p_prepare_channel(p2p, force_freq) < 0) 11368d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return -1; 11378d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 11388d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt dev = p2p_get_device(p2p, peer_addr); 11398d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (dev == NULL) { 11408d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpa_msg(p2p->cfg->msg_ctx, MSG_DEBUG, 11418d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt "P2P: Cannot authorize unknown P2P Device " MACSTR, 11428d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt MAC2STR(peer_addr)); 11438d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return -1; 11448d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 11458d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 11468d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt dev->flags &= ~P2P_DEV_NOT_YET_READY; 11478d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt dev->flags &= ~P2P_DEV_USER_REJECTED; 11488d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt dev->go_neg_req_sent = 0; 11498d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt dev->go_state = UNKNOWN_GO; 11508d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (persistent_group) 11518d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt dev->flags |= P2P_DEV_PREFER_PERSISTENT_GROUP; 11528d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt else 11538d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt dev->flags &= ~P2P_DEV_PREFER_PERSISTENT_GROUP; 11548d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->go_intent = go_intent; 11558d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_memcpy(p2p->intended_addr, own_interface_addr, ETH_ALEN); 11568d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 11578d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt dev->wps_method = wps_method; 11588d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt dev->status = P2P_SC_SUCCESS; 11598d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 11608d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (force_freq) 11618d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt dev->flags |= P2P_DEV_FORCE_FREQ; 11628d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt else 11638d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt dev->flags &= ~P2P_DEV_FORCE_FREQ; 11648d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 11658d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return 0; 11668d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 11678d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 11688d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 11698d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtvoid p2p_add_dev_info(struct p2p_data *p2p, const u8 *addr, 11708d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt struct p2p_device *dev, struct p2p_message *msg) 11718d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 11728d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_get_time(&dev->last_seen); 11738d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 11748d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_copy_wps_info(dev, 0, msg); 11758d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 11768d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (msg->listen_channel) { 11778d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt int freq; 11788d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt freq = p2p_channel_to_freq((char *) msg->listen_channel, 11798d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt msg->listen_channel[3], 11808d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt msg->listen_channel[4]); 11818d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (freq < 0) { 11828d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpa_msg(p2p->cfg->msg_ctx, MSG_DEBUG, 11838d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt "P2P: Unknown peer Listen channel: " 11848d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt "country=%c%c(0x%02x) reg_class=%u channel=%u", 11858d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt msg->listen_channel[0], 11868d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt msg->listen_channel[1], 11878d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt msg->listen_channel[2], 11888d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt msg->listen_channel[3], 11898d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt msg->listen_channel[4]); 11908d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } else { 11918d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpa_msg(p2p->cfg->msg_ctx, MSG_DEBUG, "P2P: Update " 11928d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt "peer " MACSTR " Listen channel: %u -> %u MHz", 11938d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt MAC2STR(dev->info.p2p_device_addr), 11948d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt dev->listen_freq, freq); 11958d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt dev->listen_freq = freq; 11968d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 11978d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 11988d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 11998d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (dev->flags & P2P_DEV_PROBE_REQ_ONLY) { 12008d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt dev->flags &= ~P2P_DEV_PROBE_REQ_ONLY; 12018d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpa_msg(p2p->cfg->msg_ctx, MSG_DEBUG, 12028d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt "P2P: Completed device entry based on data from " 12038d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt "GO Negotiation Request"); 12048d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } else { 12058d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpa_msg(p2p->cfg->msg_ctx, MSG_DEBUG, 12068d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt "P2P: Created device entry based on GO Neg Req: " 12078d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt MACSTR " dev_capab=0x%x group_capab=0x%x name='%s' " 12088d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt "listen_freq=%d", 12098d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt MAC2STR(dev->info.p2p_device_addr), 12108d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt dev->info.dev_capab, dev->info.group_capab, 12118d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt dev->info.device_name, dev->listen_freq); 12128d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 12138d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 12148d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt dev->flags &= ~P2P_DEV_GROUP_CLIENT_ONLY; 12158d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 12168d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (dev->flags & P2P_DEV_USER_REJECTED) { 12178d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpa_msg(p2p->cfg->msg_ctx, MSG_DEBUG, 12188d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt "P2P: Do not report rejected device"); 12198d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return; 12208d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 12218d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 12228d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->cfg->dev_found(p2p->cfg->cb_ctx, addr, &dev->info, 12238d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt !(dev->flags & P2P_DEV_REPORTED_ONCE)); 12248d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt dev->flags |= P2P_DEV_REPORTED | P2P_DEV_REPORTED_ONCE; 12258d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 12268d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 12278d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 12288d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtvoid p2p_build_ssid(struct p2p_data *p2p, u8 *ssid, size_t *ssid_len) 12298d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 12308d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_memcpy(ssid, P2P_WILDCARD_SSID, P2P_WILDCARD_SSID_LEN); 12318d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_random((char *) &ssid[P2P_WILDCARD_SSID_LEN], 2); 12328d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_memcpy(&ssid[P2P_WILDCARD_SSID_LEN + 2], 12338d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->cfg->ssid_postfix, p2p->cfg->ssid_postfix_len); 12348d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt *ssid_len = P2P_WILDCARD_SSID_LEN + 2 + p2p->cfg->ssid_postfix_len; 12358d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 12368d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 12378d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 12388d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtint p2p_go_params(struct p2p_data *p2p, struct p2p_go_neg_results *params) 12398d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 12408d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_build_ssid(p2p, params->ssid, ¶ms->ssid_len); 12418d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_random(params->passphrase, 8); 12428d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return 0; 12438d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 12448d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 12458d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 12468d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtvoid p2p_go_complete(struct p2p_data *p2p, struct p2p_device *peer) 12478d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 12488d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt struct p2p_go_neg_results res; 12498d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt int go = peer->go_state == LOCAL_GO; 12508d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt struct p2p_channels intersection; 12518d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt int freqs; 12528d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt size_t i, j; 12538d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 12548d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpa_msg(p2p->cfg->msg_ctx, MSG_DEBUG, 12558d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt "P2P: GO Negotiation with " MACSTR " completed (%s will be " 12568d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt "GO)", MAC2STR(peer->info.p2p_device_addr), 12578d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt go ? "local end" : "peer"); 12588d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 12598d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_memset(&res, 0, sizeof(res)); 12608d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt res.role_go = go; 12618d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_memcpy(res.peer_device_addr, peer->info.p2p_device_addr, ETH_ALEN); 12628d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_memcpy(res.peer_interface_addr, peer->intended_addr, ETH_ALEN); 12638d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt res.wps_method = peer->wps_method; 12648d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (peer->flags & P2P_DEV_PREFER_PERSISTENT_GROUP) 12658d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt res.persistent_group = 1; 12668d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 12678d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (go) { 12688d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt /* Setup AP mode for WPS provisioning */ 12698d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt res.freq = p2p_channel_to_freq(p2p->cfg->country, 12708d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->op_reg_class, 12718d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->op_channel); 12728d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_memcpy(res.ssid, p2p->ssid, p2p->ssid_len); 12738d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt res.ssid_len = p2p->ssid_len; 12748d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_random(res.passphrase, 8); 12758d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } else { 12768d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt res.freq = peer->oper_freq; 12778d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (p2p->ssid_len) { 12788d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_memcpy(res.ssid, p2p->ssid, p2p->ssid_len); 12798d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt res.ssid_len = p2p->ssid_len; 12808d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 12818d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 12828d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 12838d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_channels_intersect(&p2p->channels, &peer->channels, 12848d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt &intersection); 12858d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt freqs = 0; 12868d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt for (i = 0; i < intersection.reg_classes; i++) { 12878d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt struct p2p_reg_class *c = &intersection.reg_class[i]; 12888d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (freqs + 1 == P2P_MAX_CHANNELS) 12898d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt break; 12908d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt for (j = 0; j < c->channels; j++) { 12918d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt int freq; 12928d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (freqs + 1 == P2P_MAX_CHANNELS) 12938d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt break; 12948d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt freq = p2p_channel_to_freq(peer->country, c->reg_class, 12958d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt c->channel[j]); 12968d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (freq < 0) 12978d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt continue; 12988d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt res.freq_list[freqs++] = freq; 12998d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 13008d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 13018d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 13028d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt res.peer_config_timeout = go ? peer->client_timeout : peer->go_timeout; 13038d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 13048d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_clear_timeout(p2p); 13058d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt peer->go_neg_req_sent = 0; 13068d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt peer->wps_method = WPS_NOT_READY; 13078d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 13088d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_set_state(p2p, P2P_PROVISIONING); 13098d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->cfg->go_neg_completed(p2p->cfg->cb_ctx, &res); 13108d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 13118d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 13128d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 13138d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtstatic void p2p_rx_p2p_action(struct p2p_data *p2p, const u8 *sa, 13148d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt const u8 *data, size_t len, int rx_freq) 13158d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 13168d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpa_msg(p2p->cfg->msg_ctx, MSG_DEBUG, 13178d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt "P2P: RX P2P Public Action from " MACSTR, MAC2STR(sa)); 13188d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpa_hexdump(MSG_MSGDUMP, "P2P: P2P Public Action contents", data, len); 13198d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 13208d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (len < 1) 13218d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return; 13228d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 13238d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt switch (data[0]) { 13248d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt case P2P_GO_NEG_REQ: 13258d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_process_go_neg_req(p2p, sa, data + 1, len - 1, rx_freq); 13268d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt break; 13278d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt case P2P_GO_NEG_RESP: 13288d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_process_go_neg_resp(p2p, sa, data + 1, len - 1, rx_freq); 13298d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt break; 13308d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt case P2P_GO_NEG_CONF: 13318d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_process_go_neg_conf(p2p, sa, data + 1, len - 1); 13328d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt break; 13338d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt case P2P_INVITATION_REQ: 13348d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_process_invitation_req(p2p, sa, data + 1, len - 1, 13358d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt rx_freq); 13368d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt break; 13378d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt case P2P_INVITATION_RESP: 13388d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_process_invitation_resp(p2p, sa, data + 1, len - 1); 13398d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt break; 13408d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt case P2P_PROV_DISC_REQ: 13418d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_process_prov_disc_req(p2p, sa, data + 1, len - 1, rx_freq); 13428d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt break; 13438d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt case P2P_PROV_DISC_RESP: 13448d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_process_prov_disc_resp(p2p, sa, data + 1, len - 1); 13458d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt break; 13468d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt case P2P_DEV_DISC_REQ: 13478d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_process_dev_disc_req(p2p, sa, data + 1, len - 1, rx_freq); 13488d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt break; 13498d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt case P2P_DEV_DISC_RESP: 13508d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_process_dev_disc_resp(p2p, sa, data + 1, len - 1); 13518d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt break; 13528d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt default: 13538d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpa_msg(p2p->cfg->msg_ctx, MSG_DEBUG, 13548d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt "P2P: Unsupported P2P Public Action frame type %d", 13558d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt data[0]); 13568d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt break; 13578d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 13588d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 13598d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 13608d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 13618d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtvoid p2p_rx_action_public(struct p2p_data *p2p, const u8 *da, const u8 *sa, 13628d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt const u8 *bssid, const u8 *data, size_t len, 13638d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt int freq) 13648d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 13658d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (len < 1) 13668d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return; 13678d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 13688d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt switch (data[0]) { 13698d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt case WLAN_PA_VENDOR_SPECIFIC: 13708d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt data++; 13718d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt len--; 13728d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (len < 3) 13738d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return; 13748d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (WPA_GET_BE24(data) != OUI_WFA) 13758d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return; 13768d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 13778d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt data += 3; 13788d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt len -= 3; 13798d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (len < 1) 13808d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return; 13818d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 13828d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (*data != P2P_OUI_TYPE) 13838d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return; 13848d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 13858d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_rx_p2p_action(p2p, sa, data + 1, len - 1, freq); 13868d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt break; 13878d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt case WLAN_PA_GAS_INITIAL_REQ: 13888d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_rx_gas_initial_req(p2p, sa, data + 1, len - 1, freq); 13898d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt break; 13908d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt case WLAN_PA_GAS_INITIAL_RESP: 13918d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_rx_gas_initial_resp(p2p, sa, data + 1, len - 1, freq); 13928d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt break; 13938d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt case WLAN_PA_GAS_COMEBACK_REQ: 13948d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_rx_gas_comeback_req(p2p, sa, data + 1, len - 1, freq); 13958d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt break; 13968d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt case WLAN_PA_GAS_COMEBACK_RESP: 13978d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_rx_gas_comeback_resp(p2p, sa, data + 1, len - 1, freq); 13988d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt break; 13998d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 14008d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 14018d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 14028d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 14038d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtvoid p2p_rx_action(struct p2p_data *p2p, const u8 *da, const u8 *sa, 14048d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt const u8 *bssid, u8 category, 14058d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt const u8 *data, size_t len, int freq) 14068d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 14078d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (category == WLAN_ACTION_PUBLIC) { 14088d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_rx_action_public(p2p, da, sa, bssid, data, len, freq); 14098d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return; 14108d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 14118d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 14128d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (category != WLAN_ACTION_VENDOR_SPECIFIC) 14138d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return; 14148d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 14158d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (len < 4) 14168d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return; 14178d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 14188d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (WPA_GET_BE24(data) != OUI_WFA) 14198d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return; 14208d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt data += 3; 14218d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt len -= 3; 14228d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 14238d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (*data != P2P_OUI_TYPE) 14248d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return; 14258d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt data++; 14268d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt len--; 14278d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 14288d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt /* P2P action frame */ 14298d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpa_msg(p2p->cfg->msg_ctx, MSG_DEBUG, 14308d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt "P2P: RX P2P Action from " MACSTR, MAC2STR(sa)); 14318d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpa_hexdump(MSG_MSGDUMP, "P2P: P2P Action contents", data, len); 14328d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 14338d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (len < 1) 14348d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return; 14358d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt switch (data[0]) { 14368d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt case P2P_NOA: 14378d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpa_msg(p2p->cfg->msg_ctx, MSG_DEBUG, 14388d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt "P2P: Received P2P Action - Notice of Absence"); 14398d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt /* TODO */ 14408d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt break; 14418d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt case P2P_PRESENCE_REQ: 14428d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_process_presence_req(p2p, da, sa, data + 1, len - 1, freq); 14438d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt break; 14448d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt case P2P_PRESENCE_RESP: 14458d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_process_presence_resp(p2p, da, sa, data + 1, len - 1); 14468d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt break; 14478d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt case P2P_GO_DISC_REQ: 14488d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_process_go_disc_req(p2p, da, sa, data + 1, len - 1, freq); 14498d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt break; 14508d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt default: 14518d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpa_msg(p2p->cfg->msg_ctx, MSG_DEBUG, 14528d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt "P2P: Received P2P Action - unknown type %u", data[0]); 14538d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt break; 14548d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 14558d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 14568d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 14578d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 14588d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtstatic void p2p_go_neg_start(void *eloop_ctx, void *timeout_ctx) 14598d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 14608d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt struct p2p_data *p2p = eloop_ctx; 14618d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (p2p->go_neg_peer == NULL) 14628d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return; 14638d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->cfg->stop_listen(p2p->cfg->cb_ctx); 14648d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->go_neg_peer->status = P2P_SC_SUCCESS; 14658d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_connect_send(p2p, p2p->go_neg_peer); 14668d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 14678d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 14688d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 14698d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtstatic void p2p_invite_start(void *eloop_ctx, void *timeout_ctx) 14708d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 14718d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt struct p2p_data *p2p = eloop_ctx; 14728d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (p2p->invite_peer == NULL) 14738d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return; 14748d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->cfg->stop_listen(p2p->cfg->cb_ctx); 14758d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_invite_send(p2p, p2p->invite_peer, p2p->invite_go_dev_addr); 14768d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 14778d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 14788d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 14798d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtstatic void p2p_add_dev_from_probe_req(struct p2p_data *p2p, const u8 *addr, 14808d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt const u8 *ie, size_t ie_len) 14818d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 14828d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt struct p2p_message msg; 14838d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt struct p2p_device *dev; 14848d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 14858d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_memset(&msg, 0, sizeof(msg)); 14868d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (p2p_parse_ies(ie, ie_len, &msg) < 0 || msg.p2p_attributes == NULL) 14878d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt { 14888d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_parse_free(&msg); 14898d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return; /* not a P2P probe */ 14908d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 14918d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 14928d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (msg.ssid == NULL || msg.ssid[1] != P2P_WILDCARD_SSID_LEN || 14938d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_memcmp(msg.ssid + 2, P2P_WILDCARD_SSID, P2P_WILDCARD_SSID_LEN) 14948d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt != 0) { 14958d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt /* The Probe Request is not part of P2P Device Discovery. It is 14968d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * not known whether the source address of the frame is the P2P 14978d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * Device Address or P2P Interface Address. Do not add a new 14988d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * peer entry based on this frames. 14998d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt */ 15008d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_parse_free(&msg); 15018d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return; 15028d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 15038d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 15048d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt dev = p2p_get_device(p2p, addr); 15058d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (dev) { 15068d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (dev->country[0] == 0 && msg.listen_channel) 15078d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_memcpy(dev->country, msg.listen_channel, 3); 15088d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_parse_free(&msg); 15098d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return; /* already known */ 15108d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 15118d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 15128d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt dev = p2p_create_device(p2p, addr); 15138d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (dev == NULL) { 15148d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_parse_free(&msg); 15158d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return; 15168d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 15178d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 15188d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_get_time(&dev->last_seen); 15198d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt dev->flags |= P2P_DEV_PROBE_REQ_ONLY; 15208d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 15218d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (msg.listen_channel) { 15228d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_memcpy(dev->country, msg.listen_channel, 3); 15238d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt dev->listen_freq = p2p_channel_to_freq(dev->country, 15248d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt msg.listen_channel[3], 15258d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt msg.listen_channel[4]); 15268d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 15278d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 15288d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_copy_wps_info(dev, 1, &msg); 15298d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 15308d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_parse_free(&msg); 15318d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 15328d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpa_msg(p2p->cfg->msg_ctx, MSG_DEBUG, 15338d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt "P2P: Created device entry based on Probe Req: " MACSTR 15348d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt " dev_capab=0x%x group_capab=0x%x name='%s' listen_freq=%d", 15358d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt MAC2STR(dev->info.p2p_device_addr), dev->info.dev_capab, 15368d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt dev->info.group_capab, dev->info.device_name, 15378d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt dev->listen_freq); 15388d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 15398d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 15408d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 15418d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtstruct p2p_device * p2p_add_dev_from_go_neg_req(struct p2p_data *p2p, 15428d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt const u8 *addr, 15438d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt struct p2p_message *msg) 15448d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 15458d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt struct p2p_device *dev; 15468d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 15478d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt dev = p2p_get_device(p2p, addr); 15488d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (dev) { 15498d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_get_time(&dev->last_seen); 15508d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return dev; /* already known */ 15518d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 15528d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 15538d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt dev = p2p_create_device(p2p, addr); 15548d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (dev == NULL) 15558d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return NULL; 15568d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 15578d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_add_dev_info(p2p, addr, dev, msg); 15588d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 15598d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return dev; 15608d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 15618d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 15628d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 15638d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtstatic int dev_type_match(const u8 *dev_type, const u8 *req_dev_type) 15648d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 15658d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (os_memcmp(dev_type, req_dev_type, WPS_DEV_TYPE_LEN) == 0) 15668d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return 1; 15678d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (os_memcmp(dev_type, req_dev_type, 2) == 0 && 15688d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt WPA_GET_BE32(&req_dev_type[2]) == 0 && 15698d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt WPA_GET_BE16(&req_dev_type[6]) == 0) 15708d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return 1; /* Category match with wildcard OUI/sub-category */ 15718d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return 0; 15728d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 15738d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 15748d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 15758d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtint dev_type_list_match(const u8 *dev_type, const u8 *req_dev_type[], 15768d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt size_t num_req_dev_type) 15778d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 15788d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt size_t i; 15798d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt for (i = 0; i < num_req_dev_type; i++) { 15808d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (dev_type_match(dev_type, req_dev_type[i])) 15818d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return 1; 15828d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 15838d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return 0; 15848d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 15858d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 15868d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 15878d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt/** 15888d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * p2p_match_dev_type - Match local device type with requested type 15898d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * @p2p: P2P module context from p2p_init() 15908d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * @wps: WPS TLVs from Probe Request frame (concatenated WPS IEs) 15918d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * Returns: 1 on match, 0 on mismatch 15928d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * 15938d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * This function can be used to match the Requested Device Type attribute in 15948d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * WPS IE with the local device types for deciding whether to reply to a Probe 15958d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * Request frame. 15968d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt */ 15978d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtint p2p_match_dev_type(struct p2p_data *p2p, struct wpabuf *wps) 15988d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 15998d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt struct wps_parse_attr attr; 16008d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt size_t i; 16018d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 16028d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (wps_parse_msg(wps, &attr)) 16038d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return 1; /* assume no Requested Device Type attributes */ 16048d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 16058d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (attr.num_req_dev_type == 0) 16068d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return 1; /* no Requested Device Type attributes -> match */ 16078d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 16088d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (dev_type_list_match(p2p->cfg->pri_dev_type, attr.req_dev_type, 16098d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt attr.num_req_dev_type)) 16108d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return 1; /* Own Primary Device Type matches */ 16118d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 16128d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt for (i = 0; i < p2p->cfg->num_sec_dev_types; i++) 16138d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (dev_type_list_match(p2p->cfg->sec_dev_type[i], 16148d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt attr.req_dev_type, 16158d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt attr.num_req_dev_type)) 16168d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return 1; /* Own Secondary Device Type matches */ 16178d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 16188d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt /* No matching device type found */ 16198d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return 0; 16208d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 16218d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 16228d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 16238d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtstruct wpabuf * p2p_build_probe_resp_ies(struct p2p_data *p2p) 16248d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 16258d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt struct wpabuf *buf; 16268d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt u8 *len; 16278d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 16288d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt buf = wpabuf_alloc(1000); 16298d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (buf == NULL) 16308d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return NULL; 16318d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 16328d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_build_wps_ie(p2p, buf, DEV_PW_DEFAULT, 1); 16338d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 16348d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt /* P2P IE */ 16358d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt len = p2p_buf_add_ie_hdr(buf); 16368d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_buf_add_capability(buf, p2p->dev_capab, 0); 16378d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (p2p->ext_listen_interval) 16388d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_buf_add_ext_listen_timing(buf, p2p->ext_listen_period, 16398d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->ext_listen_interval); 16408d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_buf_add_device_info(buf, p2p, NULL); 16418d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_buf_update_ie_hdr(buf, len); 16428d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 16438d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return buf; 16448d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 16458d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 16468d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 16478d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtstatic void p2p_reply_probe(struct p2p_data *p2p, const u8 *addr, const u8 *ie, 16488d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt size_t ie_len) 16498d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 16508d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt struct ieee802_11_elems elems; 16518d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt struct wpabuf *buf; 16528d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt struct ieee80211_mgmt *resp; 16538d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt struct wpabuf *wps; 16548d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt struct wpabuf *ies; 16558d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 16568d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (!p2p->in_listen || !p2p->drv_in_listen) { 16578d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt /* not in Listen state - ignore Probe Request */ 16588d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return; 16598d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 16608d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 16618d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (ieee802_11_parse_elems((u8 *) ie, ie_len, &elems, 0) == 16628d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt ParseFailed) { 16638d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt /* Ignore invalid Probe Request frames */ 16648d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return; 16658d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 16668d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 16678d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (elems.p2p == NULL) { 16688d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt /* not a P2P probe - ignore it */ 16698d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return; 16708d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 16718d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 16728d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (elems.ssid == NULL || elems.ssid_len != P2P_WILDCARD_SSID_LEN || 16738d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_memcmp(elems.ssid, P2P_WILDCARD_SSID, P2P_WILDCARD_SSID_LEN) != 16748d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 0) { 16758d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt /* not using P2P Wildcard SSID - ignore */ 16768d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return; 16778d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 16788d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 16798d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt /* Check Requested Device Type match */ 16808d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wps = ieee802_11_vendor_ie_concat(ie, ie_len, WPS_DEV_OUI_WFA); 16818d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (wps && !p2p_match_dev_type(p2p, wps)) { 16828d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpabuf_free(wps); 16838d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt /* No match with Requested Device Type */ 16848d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return; 16858d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 16868d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpabuf_free(wps); 16878d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 16888d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (!p2p->cfg->send_probe_resp) 16898d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return; /* Response generated elsewhere */ 16908d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 16918d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpa_msg(p2p->cfg->msg_ctx, MSG_DEBUG, 16928d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt "P2P: Reply to P2P Probe Request in Listen state"); 16938d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 16948d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt /* 16958d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * We do not really have a specific BSS that this frame is advertising, 16968d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * so build a frame that has some information in valid format. This is 16978d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * really only used for discovery purposes, not to learn exact BSS 16988d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * parameters. 16998d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt */ 17008d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt ies = p2p_build_probe_resp_ies(p2p); 17018d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (ies == NULL) 17028d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return; 17038d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 17048d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt buf = wpabuf_alloc(200 + wpabuf_len(ies)); 17058d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (buf == NULL) { 17068d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpabuf_free(ies); 17078d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return; 17088d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 17098d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 17108d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt resp = NULL; 17118d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt resp = wpabuf_put(buf, resp->u.probe_resp.variable - (u8 *) resp); 17128d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 17138d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt resp->frame_control = host_to_le16((WLAN_FC_TYPE_MGMT << 2) | 17148d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt (WLAN_FC_STYPE_PROBE_RESP << 4)); 17158d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_memcpy(resp->da, addr, ETH_ALEN); 17168d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_memcpy(resp->sa, p2p->cfg->dev_addr, ETH_ALEN); 17178d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_memcpy(resp->bssid, p2p->cfg->dev_addr, ETH_ALEN); 17188d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt resp->u.probe_resp.beacon_int = host_to_le16(100); 17198d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt /* hardware or low-level driver will setup seq_ctrl and timestamp */ 17208d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt resp->u.probe_resp.capab_info = 17218d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt host_to_le16(WLAN_CAPABILITY_SHORT_PREAMBLE | 17228d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt WLAN_CAPABILITY_PRIVACY | 17238d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt WLAN_CAPABILITY_SHORT_SLOT_TIME); 17248d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 17258d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpabuf_put_u8(buf, WLAN_EID_SSID); 17268d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpabuf_put_u8(buf, P2P_WILDCARD_SSID_LEN); 17278d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpabuf_put_data(buf, P2P_WILDCARD_SSID, P2P_WILDCARD_SSID_LEN); 17288d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 17298d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpabuf_put_u8(buf, WLAN_EID_SUPP_RATES); 17308d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpabuf_put_u8(buf, 8); 17318d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpabuf_put_u8(buf, (60 / 5) | 0x80); 17328d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpabuf_put_u8(buf, 90 / 5); 17338d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpabuf_put_u8(buf, (120 / 5) | 0x80); 17348d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpabuf_put_u8(buf, 180 / 5); 17358d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpabuf_put_u8(buf, (240 / 5) | 0x80); 17368d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpabuf_put_u8(buf, 360 / 5); 17378d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpabuf_put_u8(buf, 480 / 5); 17388d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpabuf_put_u8(buf, 540 / 5); 17398d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 17408d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpabuf_put_u8(buf, WLAN_EID_DS_PARAMS); 17418d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpabuf_put_u8(buf, 1); 17428d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpabuf_put_u8(buf, p2p->cfg->channel); 17438d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 17448d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpabuf_put_buf(buf, ies); 17458d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpabuf_free(ies); 17468d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 17478d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->cfg->send_probe_resp(p2p->cfg->cb_ctx, buf); 17488d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 17498d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpabuf_free(buf); 17508d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 17518d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 17528d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 17538d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtint p2p_probe_req_rx(struct p2p_data *p2p, const u8 *addr, const u8 *ie, 17548d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt size_t ie_len) 17558d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 17568d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_add_dev_from_probe_req(p2p, addr, ie, ie_len); 17578d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 17588d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_reply_probe(p2p, addr, ie, ie_len); 17598d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 17608d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if ((p2p->state == P2P_CONNECT || p2p->state == P2P_CONNECT_LISTEN) && 17618d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->go_neg_peer && 17628d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_memcmp(addr, p2p->go_neg_peer->info.p2p_device_addr, ETH_ALEN) 17638d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt == 0) { 17648d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt /* Received a Probe Request from GO Negotiation peer */ 17658d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpa_msg(p2p->cfg->msg_ctx, MSG_DEBUG, 17668d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt "P2P: Found GO Negotiation peer - try to start GO " 17678d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt "negotiation from timeout"); 17688d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt eloop_register_timeout(0, 0, p2p_go_neg_start, p2p, NULL); 17698d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return 1; 17708d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 17718d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 17728d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if ((p2p->state == P2P_INVITE || p2p->state == P2P_INVITE_LISTEN) && 17738d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->invite_peer && 17748d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_memcmp(addr, p2p->invite_peer->info.p2p_device_addr, ETH_ALEN) 17758d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt == 0) { 17768d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt /* Received a Probe Request from Invite peer */ 17778d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpa_msg(p2p->cfg->msg_ctx, MSG_DEBUG, 17788d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt "P2P: Found Invite peer - try to start Invite from " 17798d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt "timeout"); 17808d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt eloop_register_timeout(0, 0, p2p_invite_start, p2p, NULL); 17818d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return 1; 17828d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 17838d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 17848d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return 0; 17858d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 17868d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 17878d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 17888d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtstatic int p2p_assoc_req_ie_wlan_ap(struct p2p_data *p2p, const u8 *bssid, 17898d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt u8 *buf, size_t len, struct wpabuf *p2p_ie) 17908d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 17918d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt struct wpabuf *tmp; 17928d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt u8 *lpos; 17938d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt size_t tmplen; 17948d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt int res; 17958d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt u8 group_capab; 17968d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 17978d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (p2p_ie == NULL) 17988d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return 0; /* WLAN AP is not a P2P manager */ 17998d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 18008d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt /* 18018d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * (Re)Association Request - P2P IE 18028d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * P2P Capability attribute (shall be present) 18038d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * P2P Interface attribute (present if concurrent device and 18048d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * P2P Management is enabled) 18058d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt */ 18068d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt tmp = wpabuf_alloc(200); 18078d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (tmp == NULL) 18088d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return -1; 18098d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 18108d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt lpos = p2p_buf_add_ie_hdr(tmp); 18118d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt group_capab = 0; 18128d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (p2p->num_groups > 0) { 18138d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt group_capab |= P2P_GROUP_CAPAB_GROUP_OWNER; 18148d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if ((p2p->dev_capab & P2P_DEV_CAPAB_CONCURRENT_OPER) && 18158d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt (p2p->dev_capab & P2P_DEV_CAPAB_INFRA_MANAGED) && 18168d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->cross_connect) 18178d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt group_capab |= P2P_GROUP_CAPAB_CROSS_CONN; 18188d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 18198d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_buf_add_capability(tmp, p2p->dev_capab, group_capab); 18208d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if ((p2p->dev_capab & P2P_DEV_CAPAB_CONCURRENT_OPER) && 18218d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt (p2p->dev_capab & P2P_DEV_CAPAB_INFRA_MANAGED)) 18228d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_buf_add_p2p_interface(tmp, p2p); 18238d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_buf_update_ie_hdr(tmp, lpos); 18248d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 18258d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt tmplen = wpabuf_len(tmp); 18268d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (tmplen > len) 18278d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt res = -1; 18288d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt else { 18298d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_memcpy(buf, wpabuf_head(tmp), tmplen); 18308d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt res = tmplen; 18318d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 18328d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpabuf_free(tmp); 18338d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 18348d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return res; 18358d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 18368d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 18378d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 18388d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtint p2p_assoc_req_ie(struct p2p_data *p2p, const u8 *bssid, u8 *buf, 18398d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt size_t len, int p2p_group, struct wpabuf *p2p_ie) 18408d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 18418d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt struct wpabuf *tmp; 18428d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt u8 *lpos; 18438d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt struct p2p_device *peer; 18448d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt size_t tmplen; 18458d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt int res; 18468d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 18478d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (!p2p_group) 18488d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return p2p_assoc_req_ie_wlan_ap(p2p, bssid, buf, len, p2p_ie); 18498d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 18508d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt /* 18518d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * (Re)Association Request - P2P IE 18528d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * P2P Capability attribute (shall be present) 18538d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * Extended Listen Timing (may be present) 18548d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * P2P Device Info attribute (shall be present) 18558d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt */ 18568d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt tmp = wpabuf_alloc(200); 18578d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (tmp == NULL) 18588d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return -1; 18598d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 18608d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt peer = bssid ? p2p_get_device(p2p, bssid) : NULL; 18618d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 18628d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt lpos = p2p_buf_add_ie_hdr(tmp); 18638d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_buf_add_capability(tmp, p2p->dev_capab, 0); 18648d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (p2p->ext_listen_interval) 18658d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_buf_add_ext_listen_timing(tmp, p2p->ext_listen_period, 18668d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->ext_listen_interval); 18678d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_buf_add_device_info(tmp, p2p, peer); 18688d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_buf_update_ie_hdr(tmp, lpos); 18698d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 18708d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt tmplen = wpabuf_len(tmp); 18718d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (tmplen > len) 18728d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt res = -1; 18738d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt else { 18748d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_memcpy(buf, wpabuf_head(tmp), tmplen); 18758d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt res = tmplen; 18768d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 18778d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpabuf_free(tmp); 18788d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 18798d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return res; 18808d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 18818d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 18828d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 18838d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtint p2p_scan_result_text(const u8 *ies, size_t ies_len, char *buf, char *end) 18848d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 18858d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt struct wpabuf *p2p_ie; 18868d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt int ret; 18878d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 18888d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_ie = ieee802_11_vendor_ie_concat(ies, ies_len, P2P_IE_VENDOR_TYPE); 18898d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (p2p_ie == NULL) 18908d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return 0; 18918d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 18928d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt ret = p2p_attr_text(p2p_ie, buf, end); 18938d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpabuf_free(p2p_ie); 18948d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return ret; 18958d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 18968d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 18978d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 18988d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtstatic void p2p_clear_go_neg(struct p2p_data *p2p) 18998d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 19008d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->go_neg_peer = NULL; 19018d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_clear_timeout(p2p); 19028d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_set_state(p2p, P2P_IDLE); 19038d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 19048d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 19058d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 19068d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtvoid p2p_wps_success_cb(struct p2p_data *p2p, const u8 *mac_addr) 19078d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 19088d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (p2p->go_neg_peer == NULL) { 19098d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpa_msg(p2p->cfg->msg_ctx, MSG_DEBUG, 19108d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt "P2P: No pending Group Formation - " 19118d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt "ignore WPS registration success notification"); 19128d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return; /* No pending Group Formation */ 19138d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 19148d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 19158d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (os_memcmp(mac_addr, p2p->go_neg_peer->intended_addr, ETH_ALEN) != 19168d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 0) { 19178d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpa_msg(p2p->cfg->msg_ctx, MSG_DEBUG, 19188d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt "P2P: Ignore WPS registration success notification " 19198d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt "for " MACSTR " (GO Negotiation peer " MACSTR ")", 19208d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt MAC2STR(mac_addr), 19218d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt MAC2STR(p2p->go_neg_peer->intended_addr)); 19228d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return; /* Ignore unexpected peer address */ 19238d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 19248d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 19258d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpa_msg(p2p->cfg->msg_ctx, MSG_DEBUG, 19268d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt "P2P: Group Formation completed successfully with " MACSTR, 19278d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt MAC2STR(mac_addr)); 19288d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 19298d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_clear_go_neg(p2p); 19308d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 19318d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 19328d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 19338d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtvoid p2p_group_formation_failed(struct p2p_data *p2p) 19348d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 19358d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (p2p->go_neg_peer == NULL) { 19368d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpa_msg(p2p->cfg->msg_ctx, MSG_DEBUG, 19378d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt "P2P: No pending Group Formation - " 19388d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt "ignore group formation failure notification"); 19398d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return; /* No pending Group Formation */ 19408d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 19418d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 19428d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpa_msg(p2p->cfg->msg_ctx, MSG_DEBUG, 19438d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt "P2P: Group Formation failed with " MACSTR, 19448d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt MAC2STR(p2p->go_neg_peer->intended_addr)); 19458d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 19468d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_clear_go_neg(p2p); 19478d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 19488d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 19498d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 19508d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtstruct p2p_data * p2p_init(const struct p2p_config *cfg) 19518d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 19528d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt struct p2p_data *p2p; 19538d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 19548d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (cfg->max_peers < 1) 19558d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return NULL; 19568d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 19578d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p = os_zalloc(sizeof(*p2p) + sizeof(*cfg)); 19588d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (p2p == NULL) 19598d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return NULL; 19608d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->cfg = (struct p2p_config *) (p2p + 1); 19618d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_memcpy(p2p->cfg, cfg, sizeof(*cfg)); 19628d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (cfg->dev_name) 19638d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->cfg->dev_name = os_strdup(cfg->dev_name); 19648d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (cfg->manufacturer) 19658d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->cfg->manufacturer = os_strdup(cfg->manufacturer); 19668d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (cfg->model_name) 19678d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->cfg->model_name = os_strdup(cfg->model_name); 19688d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (cfg->model_number) 19698d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->cfg->model_number = os_strdup(cfg->model_number); 19708d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (cfg->serial_number) 19718d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->cfg->serial_number = os_strdup(cfg->serial_number); 19728d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 19738d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->min_disc_int = 1; 19748d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->max_disc_int = 3; 19758d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 19768d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_get_random(&p2p->next_tie_breaker, 1); 19778d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->next_tie_breaker &= 0x01; 19788d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (cfg->sd_request) 19798d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->dev_capab |= P2P_DEV_CAPAB_SERVICE_DISCOVERY; 19808d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->dev_capab |= P2P_DEV_CAPAB_INVITATION_PROCEDURE; 19818d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (cfg->concurrent_operations) 19828d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->dev_capab |= P2P_DEV_CAPAB_CONCURRENT_OPER; 19838d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->dev_capab |= P2P_DEV_CAPAB_CLIENT_DISCOVERABILITY; 19848d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 19858d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt dl_list_init(&p2p->devices); 19868d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 19878d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt eloop_register_timeout(P2P_PEER_EXPIRATION_INTERVAL, 0, 19888d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_expiration_timeout, p2p, NULL); 19898d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 19908d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return p2p; 19918d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 19928d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 19938d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 19948d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtvoid p2p_deinit(struct p2p_data *p2p) 19958d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 19968d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt eloop_cancel_timeout(p2p_expiration_timeout, p2p, NULL); 19978d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt eloop_cancel_timeout(p2p_ext_listen_timeout, p2p, NULL); 19988d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt eloop_cancel_timeout(p2p_scan_timeout, p2p, NULL); 19998d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_flush(p2p); 20008d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_free_req_dev_types(p2p); 20018d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_free(p2p->cfg->dev_name); 20028d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_free(p2p->cfg->manufacturer); 20038d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_free(p2p->cfg->model_name); 20048d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_free(p2p->cfg->model_number); 20058d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_free(p2p->cfg->serial_number); 20068d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_free(p2p->groups); 20078d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpabuf_free(p2p->sd_resp); 20088d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_free(p2p->after_scan_tx); 20098d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_remove_wps_vendor_extensions(p2p); 20108d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_free(p2p); 20118d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 20128d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 20138d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 20148d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtvoid p2p_flush(struct p2p_data *p2p) 20158d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 20168d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt struct p2p_device *dev, *prev; 20178d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_clear_timeout(p2p); 20188d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_set_state(p2p, P2P_IDLE); 20198d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->start_after_scan = P2P_AFTER_SCAN_NOTHING; 20208d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->go_neg_peer = NULL; 20218d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt eloop_cancel_timeout(p2p_find_timeout, p2p, NULL); 20228d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt dl_list_for_each_safe(dev, prev, &p2p->devices, struct p2p_device, 20238d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt list) { 20248d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt dl_list_del(&dev->list); 20258d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_device_free(p2p, dev); 20268d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 20278d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_free_sd_queries(p2p); 20288d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_free(p2p->after_scan_tx); 20298d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->after_scan_tx = NULL; 20308d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 20318d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 20328d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 20338d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtint p2p_unauthorize(struct p2p_data *p2p, const u8 *addr) 20348d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 20358d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt struct p2p_device *dev; 20368d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 20378d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt dev = p2p_get_device(p2p, addr); 20388d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (dev == NULL) 20398d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return -1; 20408d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 20418d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpa_msg(p2p->cfg->msg_ctx, MSG_DEBUG, "P2P: Unauthorizing " MACSTR, 20428d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt MAC2STR(addr)); 20438d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 20448d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (p2p->go_neg_peer == dev) 20458d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->go_neg_peer = NULL; 20468d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 20478d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt dev->wps_method = WPS_NOT_READY; 20488d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt dev->flags &= ~P2P_DEV_WAIT_GO_NEG_RESPONSE; 20498d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt dev->flags &= ~P2P_DEV_WAIT_GO_NEG_CONFIRM; 20508d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 20518d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt /* Check if after_scan_tx is for this peer. If so free it */ 20528d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (p2p->after_scan_tx && 20538d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_memcmp(addr, p2p->after_scan_tx->dst, ETH_ALEN) == 0) { 20548d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_free(p2p->after_scan_tx); 20558d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->after_scan_tx = NULL; 20568d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 20578d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 20588d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return 0; 20598d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 20608d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 20618d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 20628d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtint p2p_set_dev_name(struct p2p_data *p2p, const char *dev_name) 20638d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 20648d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_free(p2p->cfg->dev_name); 20658d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (dev_name) { 20668d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->cfg->dev_name = os_strdup(dev_name); 20678d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (p2p->cfg->dev_name == NULL) 20688d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return -1; 20698d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } else 20708d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->cfg->dev_name = NULL; 20718d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return 0; 20728d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 20738d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 20748d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 20758d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtint p2p_set_manufacturer(struct p2p_data *p2p, const char *manufacturer) 20768d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 20778d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_free(p2p->cfg->manufacturer); 20788d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->cfg->manufacturer = NULL; 20798d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (manufacturer) { 20808d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->cfg->manufacturer = os_strdup(manufacturer); 20818d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (p2p->cfg->manufacturer == NULL) 20828d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return -1; 20838d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 20848d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 20858d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return 0; 20868d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 20878d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 20888d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 20898d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtint p2p_set_model_name(struct p2p_data *p2p, const char *model_name) 20908d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 20918d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_free(p2p->cfg->model_name); 20928d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->cfg->model_name = NULL; 20938d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (model_name) { 20948d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->cfg->model_name = os_strdup(model_name); 20958d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (p2p->cfg->model_name == NULL) 20968d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return -1; 20978d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 20988d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 20998d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return 0; 21008d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 21018d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 21028d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 21038d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtint p2p_set_model_number(struct p2p_data *p2p, const char *model_number) 21048d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 21058d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_free(p2p->cfg->model_number); 21068d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->cfg->model_number = NULL; 21078d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (model_number) { 21088d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->cfg->model_number = os_strdup(model_number); 21098d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (p2p->cfg->model_number == NULL) 21108d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return -1; 21118d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 21128d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 21138d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return 0; 21148d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 21158d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 21168d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 21178d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtint p2p_set_serial_number(struct p2p_data *p2p, const char *serial_number) 21188d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 21198d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_free(p2p->cfg->serial_number); 21208d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->cfg->serial_number = NULL; 21218d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (serial_number) { 21228d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->cfg->serial_number = os_strdup(serial_number); 21238d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (p2p->cfg->serial_number == NULL) 21248d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return -1; 21258d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 21268d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 21278d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return 0; 21288d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 21298d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 21308d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 21318d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtvoid p2p_set_config_methods(struct p2p_data *p2p, u16 config_methods) 21328d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 21338d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->cfg->config_methods = config_methods; 21348d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 21358d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 21368d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 21378d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtvoid p2p_set_uuid(struct p2p_data *p2p, const u8 *uuid) 21388d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 21398d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_memcpy(p2p->cfg->uuid, uuid, 16); 21408d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 21418d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 21428d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 21438d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtint p2p_set_pri_dev_type(struct p2p_data *p2p, const u8 *pri_dev_type) 21448d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 21458d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_memcpy(p2p->cfg->pri_dev_type, pri_dev_type, 8); 21468d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return 0; 21478d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 21488d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 21498d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 21508d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtint p2p_set_sec_dev_types(struct p2p_data *p2p, const u8 dev_types[][8], 21518d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt size_t num_dev_types) 21528d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 21538d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (num_dev_types > P2P_SEC_DEVICE_TYPES) 21548d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt num_dev_types = P2P_SEC_DEVICE_TYPES; 21558d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->cfg->num_sec_dev_types = num_dev_types; 21568d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_memcpy(p2p->cfg->sec_dev_type, dev_types, num_dev_types * 8); 21578d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return 0; 21588d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 21598d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 21608d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 21618d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtvoid p2p_remove_wps_vendor_extensions(struct p2p_data *p2p) 21628d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 21638d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt int i; 21648d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 21658d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt for (i = 0; i < P2P_MAX_WPS_VENDOR_EXT; i++) { 21668d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpabuf_free(p2p->wps_vendor_ext[i]); 21678d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->wps_vendor_ext[i] = NULL; 21688d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 21698d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 21708d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 21718d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 21728d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtint p2p_add_wps_vendor_extension(struct p2p_data *p2p, 21738d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt const struct wpabuf *vendor_ext) 21748d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 21758d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt int i; 21768d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 21778d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (vendor_ext == NULL) 21788d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return -1; 21798d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 21808d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt for (i = 0; i < P2P_MAX_WPS_VENDOR_EXT; i++) { 21818d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (p2p->wps_vendor_ext[i] == NULL) 21828d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt break; 21838d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 21848d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (i >= P2P_MAX_WPS_VENDOR_EXT) 21858d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return -1; 21868d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 21878d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->wps_vendor_ext[i] = wpabuf_dup(vendor_ext); 21888d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (p2p->wps_vendor_ext[i] == NULL) 21898d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return -1; 21908d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 21918d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return 0; 21928d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 21938d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 21948d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 21958d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtint p2p_set_country(struct p2p_data *p2p, const char *country) 21968d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 21978d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_memcpy(p2p->cfg->country, country, 3); 21988d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return 0; 21998d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 22008d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 22018d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 22028d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtvoid p2p_continue_find(struct p2p_data *p2p) 22038d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 22048d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt struct p2p_device *dev; 22058d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_set_state(p2p, P2P_SEARCH); 22068d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt dl_list_for_each(dev, &p2p->devices, struct p2p_device, list) { 22078d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (dev->flags & P2P_DEV_SD_SCHEDULE) { 22088d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (p2p_start_sd(p2p, dev) == 0) 22098d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return; 22108d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt else 22118d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt break; 22128d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } else if (dev->req_config_methods && 22138d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt !(dev->flags & P2P_DEV_PD_FOR_JOIN)) { 22148d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpa_msg(p2p->cfg->msg_ctx, MSG_DEBUG, "P2P: Send " 22158d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt "pending Provisioning Discovery Request to " 22168d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt MACSTR " (config methods 0x%x)", 22178d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt MAC2STR(dev->info.p2p_device_addr), 22188d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt dev->req_config_methods); 22198d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (p2p_send_prov_disc_req(p2p, dev, 0) == 0) 22208d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return; 22218d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 22228d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 22238d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 22248d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_listen_in_find(p2p); 22258d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 22268d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 22278d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 22288d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtstatic void p2p_sd_cb(struct p2p_data *p2p, int success) 22298d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 22308d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpa_msg(p2p->cfg->msg_ctx, MSG_DEBUG, 22318d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt "P2P: Service Discovery Query TX callback: success=%d", 22328d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt success); 22338d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->pending_action_state = P2P_NO_PENDING_ACTION; 22348d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 22358d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (!success) { 22368d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (p2p->sd_peer) { 22378d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->sd_peer->flags &= ~P2P_DEV_SD_SCHEDULE; 22388d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->sd_peer = NULL; 22398d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 22408d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_continue_find(p2p); 22418d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return; 22428d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 22438d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 22448d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (p2p->sd_peer == NULL) { 22458d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpa_msg(p2p->cfg->msg_ctx, MSG_DEBUG, 22468d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt "P2P: No SD peer entry known"); 22478d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_continue_find(p2p); 22488d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return; 22498d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 22508d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 22518d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt /* Wait for response from the peer */ 22528d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_set_state(p2p, P2P_SD_DURING_FIND); 22538d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_set_timeout(p2p, 0, 200000); 22548d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 22558d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 225675ecf5267604f166b85a7ee2cf0d9cb682966680Jouni Malinen 225775ecf5267604f166b85a7ee2cf0d9cb682966680Jouni Malinen/** 225875ecf5267604f166b85a7ee2cf0d9cb682966680Jouni Malinen * p2p_retry_pd - Retry any pending provision disc requests in IDLE state 225975ecf5267604f166b85a7ee2cf0d9cb682966680Jouni Malinen * @p2p: P2P module context from p2p_init() 226075ecf5267604f166b85a7ee2cf0d9cb682966680Jouni Malinen */ 226175ecf5267604f166b85a7ee2cf0d9cb682966680Jouni Malinenvoid p2p_retry_pd(struct p2p_data *p2p) 226275ecf5267604f166b85a7ee2cf0d9cb682966680Jouni Malinen{ 226375ecf5267604f166b85a7ee2cf0d9cb682966680Jouni Malinen struct p2p_device *dev; 226475ecf5267604f166b85a7ee2cf0d9cb682966680Jouni Malinen 226575ecf5267604f166b85a7ee2cf0d9cb682966680Jouni Malinen if (p2p->state != P2P_IDLE) 226675ecf5267604f166b85a7ee2cf0d9cb682966680Jouni Malinen return; 226775ecf5267604f166b85a7ee2cf0d9cb682966680Jouni Malinen 226875ecf5267604f166b85a7ee2cf0d9cb682966680Jouni Malinen /* 226975ecf5267604f166b85a7ee2cf0d9cb682966680Jouni Malinen * Retry the prov disc req attempt only for the peer that the user had 227075ecf5267604f166b85a7ee2cf0d9cb682966680Jouni Malinen * requested for and provided a join has not been initiated on it 227175ecf5267604f166b85a7ee2cf0d9cb682966680Jouni Malinen * in the meantime. 227275ecf5267604f166b85a7ee2cf0d9cb682966680Jouni Malinen */ 227375ecf5267604f166b85a7ee2cf0d9cb682966680Jouni Malinen 227475ecf5267604f166b85a7ee2cf0d9cb682966680Jouni Malinen dl_list_for_each(dev, &p2p->devices, struct p2p_device, list) { 227575ecf5267604f166b85a7ee2cf0d9cb682966680Jouni Malinen if (os_memcmp(p2p->pending_pd_devaddr, 227675ecf5267604f166b85a7ee2cf0d9cb682966680Jouni Malinen dev->info.p2p_device_addr, ETH_ALEN) != 0) 227775ecf5267604f166b85a7ee2cf0d9cb682966680Jouni Malinen continue; 227875ecf5267604f166b85a7ee2cf0d9cb682966680Jouni Malinen if (!dev->req_config_methods) 227975ecf5267604f166b85a7ee2cf0d9cb682966680Jouni Malinen continue; 228075ecf5267604f166b85a7ee2cf0d9cb682966680Jouni Malinen if (dev->flags & P2P_DEV_PD_FOR_JOIN) 228175ecf5267604f166b85a7ee2cf0d9cb682966680Jouni Malinen continue; 228275ecf5267604f166b85a7ee2cf0d9cb682966680Jouni Malinen 228375ecf5267604f166b85a7ee2cf0d9cb682966680Jouni Malinen wpa_msg(p2p->cfg->msg_ctx, MSG_DEBUG, "P2P: Send " 228475ecf5267604f166b85a7ee2cf0d9cb682966680Jouni Malinen "pending Provisioning Discovery Request to " 228575ecf5267604f166b85a7ee2cf0d9cb682966680Jouni Malinen MACSTR " (config methods 0x%x)", 228675ecf5267604f166b85a7ee2cf0d9cb682966680Jouni Malinen MAC2STR(dev->info.p2p_device_addr), 228775ecf5267604f166b85a7ee2cf0d9cb682966680Jouni Malinen dev->req_config_methods); 228875ecf5267604f166b85a7ee2cf0d9cb682966680Jouni Malinen p2p_send_prov_disc_req(p2p, dev, 0); 228975ecf5267604f166b85a7ee2cf0d9cb682966680Jouni Malinen return; 229075ecf5267604f166b85a7ee2cf0d9cb682966680Jouni Malinen } 229175ecf5267604f166b85a7ee2cf0d9cb682966680Jouni Malinen} 229275ecf5267604f166b85a7ee2cf0d9cb682966680Jouni Malinen 229375ecf5267604f166b85a7ee2cf0d9cb682966680Jouni Malinen 22948d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtstatic void p2p_prov_disc_cb(struct p2p_data *p2p, int success) 22958d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 22968d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpa_msg(p2p->cfg->msg_ctx, MSG_DEBUG, 22978d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt "P2P: Provision Discovery Request TX callback: success=%d", 22988d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt success); 229975ecf5267604f166b85a7ee2cf0d9cb682966680Jouni Malinen 230075ecf5267604f166b85a7ee2cf0d9cb682966680Jouni Malinen /* 230175ecf5267604f166b85a7ee2cf0d9cb682966680Jouni Malinen * Postpone resetting the pending action state till after we actually 230275ecf5267604f166b85a7ee2cf0d9cb682966680Jouni Malinen * time out. This allows us to take some action like notifying any 230375ecf5267604f166b85a7ee2cf0d9cb682966680Jouni Malinen * interested parties about no response to the request. 230475ecf5267604f166b85a7ee2cf0d9cb682966680Jouni Malinen * 230575ecf5267604f166b85a7ee2cf0d9cb682966680Jouni Malinen * When the timer (below) goes off we check in IDLE, SEARCH, or 230675ecf5267604f166b85a7ee2cf0d9cb682966680Jouni Malinen * LISTEN_ONLY state, which are the only allowed states to issue a PD 230775ecf5267604f166b85a7ee2cf0d9cb682966680Jouni Malinen * requests in, if this was still pending and then raise notification. 230875ecf5267604f166b85a7ee2cf0d9cb682966680Jouni Malinen */ 23098d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 23108d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (!success) { 231175ecf5267604f166b85a7ee2cf0d9cb682966680Jouni Malinen p2p->pending_action_state = P2P_NO_PENDING_ACTION; 231275ecf5267604f166b85a7ee2cf0d9cb682966680Jouni Malinen 23138d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (p2p->state != P2P_IDLE) 23148d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_continue_find(p2p); 231575ecf5267604f166b85a7ee2cf0d9cb682966680Jouni Malinen else if (p2p->user_initiated_pd) { 231675ecf5267604f166b85a7ee2cf0d9cb682966680Jouni Malinen p2p->pending_action_state = P2P_PENDING_PD; 231775ecf5267604f166b85a7ee2cf0d9cb682966680Jouni Malinen p2p_set_timeout(p2p, 0, 300000); 231875ecf5267604f166b85a7ee2cf0d9cb682966680Jouni Malinen } 23198d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return; 23208d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 23218d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 232275ecf5267604f166b85a7ee2cf0d9cb682966680Jouni Malinen /* 232375ecf5267604f166b85a7ee2cf0d9cb682966680Jouni Malinen * This postponing, of resetting pending_action_state, needs to be 232475ecf5267604f166b85a7ee2cf0d9cb682966680Jouni Malinen * done only for user initiated PD requests and not internal ones. 232575ecf5267604f166b85a7ee2cf0d9cb682966680Jouni Malinen */ 232675ecf5267604f166b85a7ee2cf0d9cb682966680Jouni Malinen if (p2p->user_initiated_pd) 232775ecf5267604f166b85a7ee2cf0d9cb682966680Jouni Malinen p2p->pending_action_state = P2P_PENDING_PD; 232875ecf5267604f166b85a7ee2cf0d9cb682966680Jouni Malinen else 232975ecf5267604f166b85a7ee2cf0d9cb682966680Jouni Malinen p2p->pending_action_state = P2P_NO_PENDING_ACTION; 233075ecf5267604f166b85a7ee2cf0d9cb682966680Jouni Malinen 23318d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt /* Wait for response from the peer */ 23328d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (p2p->state == P2P_SEARCH) 23338d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_set_state(p2p, P2P_PD_DURING_FIND); 23348d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_set_timeout(p2p, 0, 200000); 23358d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 23368d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 23378d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 23388d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtint p2p_scan_res_handler(struct p2p_data *p2p, const u8 *bssid, int freq, 23398d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt int level, const u8 *ies, size_t ies_len) 23408d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 23418d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_add_device(p2p, bssid, freq, level, ies, ies_len); 23428d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 23438d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (p2p->go_neg_peer && p2p->state == P2P_SEARCH && 23448d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_memcmp(p2p->go_neg_peer->info.p2p_device_addr, bssid, ETH_ALEN) 23458d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt == 0) { 23468d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpa_msg(p2p->cfg->msg_ctx, MSG_DEBUG, 23478d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt "P2P: Found GO Negotiation peer - try to start GO " 23488d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt "negotiation"); 23498d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_connect_send(p2p, p2p->go_neg_peer); 23508d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return 1; 23518d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 23528d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 23538d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return 0; 23548d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 23558d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 23568d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 23578d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtvoid p2p_scan_res_handled(struct p2p_data *p2p) 23588d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 23598d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (!p2p->p2p_scan_running) { 23608d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpa_msg(p2p->cfg->msg_ctx, MSG_DEBUG, "P2P: p2p_scan was not " 23618d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt "running, but scan results received"); 23628d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 23638d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->p2p_scan_running = 0; 23648d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt eloop_cancel_timeout(p2p_scan_timeout, p2p, NULL); 23658d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 23668d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (p2p_run_after_scan(p2p)) 23678d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return; 23688d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (p2p->state == P2P_SEARCH) 23698d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_continue_find(p2p); 23708d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 23718d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 23728d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 23738d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtvoid p2p_scan_ie(struct p2p_data *p2p, struct wpabuf *ies) 23748d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 23758d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt u8 *len = p2p_buf_add_ie_hdr(ies); 23768d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_buf_add_capability(ies, p2p->dev_capab, 0); 23778d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (p2p->cfg->reg_class && p2p->cfg->channel) 23788d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_buf_add_listen_channel(ies, p2p->cfg->country, 23798d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->cfg->reg_class, 23808d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->cfg->channel); 23818d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (p2p->ext_listen_interval) 23828d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_buf_add_ext_listen_timing(ies, p2p->ext_listen_period, 23838d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->ext_listen_interval); 23848d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt /* TODO: p2p_buf_add_operating_channel() if GO */ 23858d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_buf_update_ie_hdr(ies, len); 23868d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 23878d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 23888d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 23898d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtint p2p_ie_text(struct wpabuf *p2p_ie, char *buf, char *end) 23908d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 23918d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return p2p_attr_text(p2p_ie, buf, end); 23928d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 23938d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 23948d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 23958d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtstatic void p2p_go_neg_req_cb(struct p2p_data *p2p, int success) 23968d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 23978d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt struct p2p_device *dev = p2p->go_neg_peer; 23988d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 23998d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpa_msg(p2p->cfg->msg_ctx, MSG_DEBUG, 24008d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt "P2P: GO Negotiation Request TX callback: success=%d", 24018d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt success); 24028d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 24038d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (dev == NULL) { 24048d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpa_msg(p2p->cfg->msg_ctx, MSG_DEBUG, 24058d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt "P2P: No pending GO Negotiation"); 24068d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return; 24078d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 24088d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 24098d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (success) { 24108d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt dev->go_neg_req_sent++; 24118d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (dev->flags & P2P_DEV_USER_REJECTED) { 24128d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_set_state(p2p, P2P_IDLE); 24138d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return; 24148d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 24158d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 24168d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 24178d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (!success && 24188d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt (dev->info.dev_capab & P2P_DEV_CAPAB_CLIENT_DISCOVERABILITY) && 24198d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt !is_zero_ether_addr(dev->member_in_go_dev)) { 24208d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpa_msg(p2p->cfg->msg_ctx, MSG_DEBUG, 24218d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt "P2P: Peer " MACSTR " did not acknowledge request - " 24228d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt "try to use device discoverability through its GO", 24238d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt MAC2STR(dev->info.p2p_device_addr)); 24248d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->cfg->send_action_done(p2p->cfg->cb_ctx); 24258d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_send_dev_disc_req(p2p, dev); 24268d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return; 24278d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 24288d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 24298d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt /* 24308d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * Use P2P find, if needed, to find the other device from its listen 24318d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * channel. 24328d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt */ 24338d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_set_state(p2p, P2P_CONNECT); 24348d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_set_timeout(p2p, 0, 100000); 24358d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 24368d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 24378d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 24388d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtstatic void p2p_go_neg_resp_cb(struct p2p_data *p2p, int success) 24398d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 24408d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpa_msg(p2p->cfg->msg_ctx, MSG_DEBUG, 24418d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt "P2P: GO Negotiation Response TX callback: success=%d", 24428d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt success); 24438d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (!p2p->go_neg_peer && p2p->state == P2P_PROVISIONING) { 24448d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpa_msg(p2p->cfg->msg_ctx, MSG_DEBUG, 24458d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt "P2P: Ignore TX callback event - GO Negotiation is " 24468d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt "not running anymore"); 24478d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return; 24488d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 24498d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_set_state(p2p, P2P_CONNECT); 24508d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_set_timeout(p2p, 0, 100000); 24518d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 24528d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 24538d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 24548d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtstatic void p2p_go_neg_resp_failure_cb(struct p2p_data *p2p, int success) 24558d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 24568d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpa_msg(p2p->cfg->msg_ctx, MSG_DEBUG, 24578d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt "P2P: GO Negotiation Response (failure) TX callback: " 24588d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt "success=%d", success); 24598d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (p2p->go_neg_peer && p2p->go_neg_peer->status != P2P_SC_SUCCESS) { 24608d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_go_neg_failed(p2p, p2p->go_neg_peer, 24618d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->go_neg_peer->status); 24628d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 24638d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 24648d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 24658d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 24668d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtstatic void p2p_go_neg_conf_cb(struct p2p_data *p2p, 24678d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt enum p2p_send_action_result result) 24688d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 24698d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt struct p2p_device *dev; 24708d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 24718d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpa_msg(p2p->cfg->msg_ctx, MSG_DEBUG, 24728d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt "P2P: GO Negotiation Confirm TX callback: result=%d", 24738d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt result); 24748d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->cfg->send_action_done(p2p->cfg->cb_ctx); 24758d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (result == P2P_SEND_ACTION_FAILED) { 24768d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_go_neg_failed(p2p, p2p->go_neg_peer, -1); 24778d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return; 24788d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 24798d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (result == P2P_SEND_ACTION_NO_ACK) { 24808d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt /* 24818d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * It looks like the TX status for GO Negotiation Confirm is 24828d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * often showing failure even when the peer has actually 24838d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * received the frame. Since the peer may change channels 24848d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * immediately after having received the frame, we may not see 24858d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * an Ack for retries, so just dropping a single frame may 24868d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * trigger this. To allow the group formation to succeed if the 24878d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * peer did indeed receive the frame, continue regardless of 24888d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * the TX status. 24898d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt */ 24908d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpa_msg(p2p->cfg->msg_ctx, MSG_DEBUG, 24918d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt "P2P: Assume GO Negotiation Confirm TX was actually " 24928d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt "received by the peer even though Ack was not " 24938d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt "reported"); 24948d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 24958d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 24968d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt dev = p2p->go_neg_peer; 24978d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (dev == NULL) 24988d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return; 24998d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 25008d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_go_complete(p2p, dev); 25018d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 25028d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 25038d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 25048d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtvoid p2p_send_action_cb(struct p2p_data *p2p, unsigned int freq, const u8 *dst, 25058d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt const u8 *src, const u8 *bssid, 25068d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt enum p2p_send_action_result result) 25078d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 25088d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt enum p2p_pending_action_state state; 25098d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt int success; 25108d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 25118d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpa_msg(p2p->cfg->msg_ctx, MSG_DEBUG, 25128d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt "P2P: Action frame TX callback (state=%d freq=%u dst=" MACSTR 25138d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt " src=" MACSTR " bssid=" MACSTR " result=%d", 25148d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->pending_action_state, freq, MAC2STR(dst), MAC2STR(src), 25158d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt MAC2STR(bssid), result); 25168d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt success = result == P2P_SEND_ACTION_SUCCESS; 25178d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt state = p2p->pending_action_state; 25188d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->pending_action_state = P2P_NO_PENDING_ACTION; 25198d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt switch (state) { 25208d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt case P2P_NO_PENDING_ACTION: 25218d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt break; 25228d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt case P2P_PENDING_GO_NEG_REQUEST: 25238d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_go_neg_req_cb(p2p, success); 25248d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt break; 25258d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt case P2P_PENDING_GO_NEG_RESPONSE: 25268d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_go_neg_resp_cb(p2p, success); 25278d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt break; 25288d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt case P2P_PENDING_GO_NEG_RESPONSE_FAILURE: 25298d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_go_neg_resp_failure_cb(p2p, success); 25308d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt break; 25318d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt case P2P_PENDING_GO_NEG_CONFIRM: 25328d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_go_neg_conf_cb(p2p, result); 25338d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt break; 25348d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt case P2P_PENDING_SD: 25358d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_sd_cb(p2p, success); 25368d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt break; 25378d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt case P2P_PENDING_PD: 25388d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_prov_disc_cb(p2p, success); 25398d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt break; 25408d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt case P2P_PENDING_INVITATION_REQUEST: 25418d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_invitation_req_cb(p2p, success); 25428d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt break; 25438d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt case P2P_PENDING_INVITATION_RESPONSE: 25448d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_invitation_resp_cb(p2p, success); 25458d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt break; 25468d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt case P2P_PENDING_DEV_DISC_REQUEST: 25478d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_dev_disc_req_cb(p2p, success); 25488d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt break; 25498d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt case P2P_PENDING_DEV_DISC_RESPONSE: 25508d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_dev_disc_resp_cb(p2p, success); 25518d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt break; 25528d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt case P2P_PENDING_GO_DISC_REQ: 25538d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_go_disc_req_cb(p2p, success); 25548d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt break; 25558d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 25568d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 25578d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 25588d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 25598d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtvoid p2p_listen_cb(struct p2p_data *p2p, unsigned int freq, 25608d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt unsigned int duration) 25618d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 25628d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (freq == p2p->pending_client_disc_freq) { 25638d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpa_msg(p2p->cfg->msg_ctx, MSG_DEBUG, 25648d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt "P2P: Client discoverability remain-awake completed"); 25658d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->pending_client_disc_freq = 0; 25668d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return; 25678d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 25688d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 25698d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (freq != p2p->pending_listen_freq) { 25708d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpa_msg(p2p->cfg->msg_ctx, MSG_DEBUG, 25718d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt "P2P: Unexpected listen callback for freq=%u " 25728d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt "duration=%u (pending_listen_freq=%u)", 25738d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt freq, duration, p2p->pending_listen_freq); 25748d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return; 25758d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 25768d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 25778d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpa_msg(p2p->cfg->msg_ctx, MSG_DEBUG, 25788d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt "P2P: Starting Listen timeout(%u,%u) on freq=%u based on " 25798d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt "callback", 25808d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->pending_listen_sec, p2p->pending_listen_usec, 25818d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->pending_listen_freq); 25828d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->in_listen = 1; 25838d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->drv_in_listen = freq; 25848d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (p2p->pending_listen_sec || p2p->pending_listen_usec) { 25858d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt /* 25868d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * Add 20 msec extra wait to avoid race condition with driver 25878d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * remain-on-channel end event, i.e., give driver more time to 25888d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * complete the operation before our timeout expires. 25898d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt */ 25908d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_set_timeout(p2p, p2p->pending_listen_sec, 25918d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->pending_listen_usec + 20000); 25928d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 25938d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 25948d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->pending_listen_freq = 0; 25958d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 25968d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 25978d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 25988d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtint p2p_listen_end(struct p2p_data *p2p, unsigned int freq) 25998d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 26008d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpa_msg(p2p->cfg->msg_ctx, MSG_DEBUG, "P2P: Driver ended Listen " 26018d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt "state (freq=%u)", freq); 26028d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->drv_in_listen = 0; 26038d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (p2p->in_listen) 26048d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return 0; /* Internal timeout will trigger the next step */ 26058d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 26068d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (p2p->state == P2P_CONNECT_LISTEN && p2p->go_neg_peer) { 26078d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (p2p->go_neg_peer->connect_reqs >= 120) { 26088d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpa_msg(p2p->cfg->msg_ctx, MSG_DEBUG, 26098d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt "P2P: Timeout on sending GO Negotiation " 26108d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt "Request without getting response"); 26118d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_go_neg_failed(p2p, p2p->go_neg_peer, -1); 26128d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return 0; 26138d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 26148d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 26158d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_set_state(p2p, P2P_CONNECT); 26168d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_connect_send(p2p, p2p->go_neg_peer); 26178d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return 1; 26188d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } else if (p2p->state == P2P_SEARCH) { 26198d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_search(p2p); 26208d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return 1; 26218d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 26228d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 26238d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return 0; 26248d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 26258d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 26268d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 26278d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtstatic void p2p_timeout_connect(struct p2p_data *p2p) 26288d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 26298d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->cfg->send_action_done(p2p->cfg->cb_ctx); 26308d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_set_state(p2p, P2P_CONNECT_LISTEN); 26318d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_listen_in_find(p2p); 26328d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 26338d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 26348d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 26358d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtstatic void p2p_timeout_connect_listen(struct p2p_data *p2p) 26368d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 26378d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (p2p->go_neg_peer) { 26388d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (p2p->drv_in_listen) { 26398d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpa_msg(p2p->cfg->msg_ctx, MSG_DEBUG, "P2P: Driver is " 26408d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt "still in Listen state; wait for it to " 26418d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt "complete"); 26428d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return; 26438d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 26448d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 26458d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (p2p->go_neg_peer->connect_reqs >= 120) { 26468d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpa_msg(p2p->cfg->msg_ctx, MSG_DEBUG, 26478d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt "P2P: Timeout on sending GO Negotiation " 26488d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt "Request without getting response"); 26498d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_go_neg_failed(p2p, p2p->go_neg_peer, -1); 26508d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return; 26518d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 26528d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 26538d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_set_state(p2p, P2P_CONNECT); 26548d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_connect_send(p2p, p2p->go_neg_peer); 26558d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } else 26568d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_set_state(p2p, P2P_IDLE); 26578d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 26588d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 26598d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 26608d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtstatic void p2p_timeout_wait_peer_connect(struct p2p_data *p2p) 26618d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 26628d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt /* 26638d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * TODO: could remain constantly in Listen state for some time if there 26648d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * are no other concurrent uses for the radio. For now, go to listen 26658d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * state once per second to give other uses a chance to use the radio. 26668d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt */ 26678d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_set_state(p2p, P2P_WAIT_PEER_IDLE); 26688d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_set_timeout(p2p, 1, 0); 26698d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 26708d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 26718d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 26728d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtstatic void p2p_timeout_wait_peer_idle(struct p2p_data *p2p) 26738d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 26748d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt struct p2p_device *dev = p2p->go_neg_peer; 26758d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 26768d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (dev == NULL) { 26778d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpa_msg(p2p->cfg->msg_ctx, MSG_DEBUG, 26788d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt "P2P: Unknown GO Neg peer - stop GO Neg wait"); 26798d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return; 26808d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 26818d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 26828d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt dev->wait_count++; 26838d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (dev->wait_count >= 120) { 26848d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpa_msg(p2p->cfg->msg_ctx, MSG_DEBUG, 26858d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt "P2P: Timeout on waiting peer to become ready for GO " 26868d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt "Negotiation"); 26878d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_go_neg_failed(p2p, dev, -1); 26888d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return; 26898d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 26908d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 26918d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpa_msg(p2p->cfg->msg_ctx, MSG_DEBUG, 26928d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt "P2P: Go to Listen state while waiting for the peer to become " 26938d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt "ready for GO Negotiation"); 26948d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_set_state(p2p, P2P_WAIT_PEER_CONNECT); 26958d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_listen_in_find(p2p); 26968d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 26978d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 26988d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 26998d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtstatic void p2p_timeout_sd_during_find(struct p2p_data *p2p) 27008d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 27018d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpa_msg(p2p->cfg->msg_ctx, MSG_DEBUG, 27028d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt "P2P: Service Discovery Query timeout"); 27038d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (p2p->sd_peer) { 27048d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->cfg->send_action_done(p2p->cfg->cb_ctx); 27058d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->sd_peer->flags &= ~P2P_DEV_SD_SCHEDULE; 27068d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->sd_peer = NULL; 27078d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 27088d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_continue_find(p2p); 27098d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 27108d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 27118d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 27128d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtstatic void p2p_timeout_prov_disc_during_find(struct p2p_data *p2p) 27138d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 27148d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpa_msg(p2p->cfg->msg_ctx, MSG_DEBUG, 27158d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt "P2P: Provision Discovery Request timeout"); 27168d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->cfg->send_action_done(p2p->cfg->cb_ctx); 27178d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_continue_find(p2p); 27188d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 27198d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 27208d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 272175ecf5267604f166b85a7ee2cf0d9cb682966680Jouni Malinenstatic void p2p_timeout_prov_disc_req(struct p2p_data *p2p) 272275ecf5267604f166b85a7ee2cf0d9cb682966680Jouni Malinen{ 272375ecf5267604f166b85a7ee2cf0d9cb682966680Jouni Malinen p2p->pending_action_state = P2P_NO_PENDING_ACTION; 272475ecf5267604f166b85a7ee2cf0d9cb682966680Jouni Malinen 272575ecf5267604f166b85a7ee2cf0d9cb682966680Jouni Malinen /* 272675ecf5267604f166b85a7ee2cf0d9cb682966680Jouni Malinen * For user initiated PD requests that we have not gotten any responses 272775ecf5267604f166b85a7ee2cf0d9cb682966680Jouni Malinen * for while in IDLE state, we retry them a couple of times before 272875ecf5267604f166b85a7ee2cf0d9cb682966680Jouni Malinen * giving up. 272975ecf5267604f166b85a7ee2cf0d9cb682966680Jouni Malinen */ 273075ecf5267604f166b85a7ee2cf0d9cb682966680Jouni Malinen if (!p2p->user_initiated_pd) 273175ecf5267604f166b85a7ee2cf0d9cb682966680Jouni Malinen return; 273275ecf5267604f166b85a7ee2cf0d9cb682966680Jouni Malinen 273375ecf5267604f166b85a7ee2cf0d9cb682966680Jouni Malinen wpa_msg(p2p->cfg->msg_ctx, MSG_DEBUG, 273475ecf5267604f166b85a7ee2cf0d9cb682966680Jouni Malinen "P2P: User initiated Provision Discovery Request timeout"); 273575ecf5267604f166b85a7ee2cf0d9cb682966680Jouni Malinen 273675ecf5267604f166b85a7ee2cf0d9cb682966680Jouni Malinen if (p2p->pd_retries) { 273775ecf5267604f166b85a7ee2cf0d9cb682966680Jouni Malinen p2p->pd_retries--; 273875ecf5267604f166b85a7ee2cf0d9cb682966680Jouni Malinen p2p_retry_pd(p2p); 273975ecf5267604f166b85a7ee2cf0d9cb682966680Jouni Malinen } else { 274075ecf5267604f166b85a7ee2cf0d9cb682966680Jouni Malinen if (p2p->cfg->prov_disc_fail) 274175ecf5267604f166b85a7ee2cf0d9cb682966680Jouni Malinen p2p->cfg->prov_disc_fail(p2p->cfg->cb_ctx, 274275ecf5267604f166b85a7ee2cf0d9cb682966680Jouni Malinen p2p->pending_pd_devaddr, 274375ecf5267604f166b85a7ee2cf0d9cb682966680Jouni Malinen P2P_PROV_DISC_TIMEOUT); 274475ecf5267604f166b85a7ee2cf0d9cb682966680Jouni Malinen p2p_reset_pending_pd(p2p); 274575ecf5267604f166b85a7ee2cf0d9cb682966680Jouni Malinen } 274675ecf5267604f166b85a7ee2cf0d9cb682966680Jouni Malinen} 274775ecf5267604f166b85a7ee2cf0d9cb682966680Jouni Malinen 274875ecf5267604f166b85a7ee2cf0d9cb682966680Jouni Malinen 27498d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtstatic void p2p_timeout_invite(struct p2p_data *p2p) 27508d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 27518d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->cfg->send_action_done(p2p->cfg->cb_ctx); 27528d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_set_state(p2p, P2P_INVITE_LISTEN); 27538d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (p2p->inv_role == P2P_INVITE_ROLE_ACTIVE_GO) { 27548d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt /* 27558d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * Better remain on operating channel instead of listen channel 27568d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * when running a group. 27578d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt */ 27588d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpa_msg(p2p->cfg->msg_ctx, MSG_DEBUG, "P2P: Inviting in " 27598d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt "active GO role - wait on operating channel"); 27608d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_set_timeout(p2p, 0, 100000); 27618d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return; 27628d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 27638d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_listen_in_find(p2p); 27648d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 27658d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 27668d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 27678d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtstatic void p2p_timeout_invite_listen(struct p2p_data *p2p) 27688d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 27698d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (p2p->invite_peer && p2p->invite_peer->invitation_reqs < 100) { 27708d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_set_state(p2p, P2P_INVITE); 27718d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_invite_send(p2p, p2p->invite_peer, 27728d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->invite_go_dev_addr); 27738d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } else { 27748d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (p2p->invite_peer) { 27758d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpa_msg(p2p->cfg->msg_ctx, MSG_DEBUG, 27768d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt "P2P: Invitation Request retry limit reached"); 27778d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (p2p->cfg->invitation_result) 27788d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->cfg->invitation_result( 27798d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->cfg->cb_ctx, -1, NULL); 27808d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 27818d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_set_state(p2p, P2P_IDLE); 27828d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 27838d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 27848d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 27858d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 27868d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtstatic void p2p_state_timeout(void *eloop_ctx, void *timeout_ctx) 27878d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 27888d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt struct p2p_data *p2p = eloop_ctx; 27898d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 27908d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpa_msg(p2p->cfg->msg_ctx, MSG_DEBUG, "P2P: Timeout (state=%s)", 27918d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_state_txt(p2p->state)); 27928d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 27938d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->in_listen = 0; 27948d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 27958d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt switch (p2p->state) { 27968d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt case P2P_IDLE: 279775ecf5267604f166b85a7ee2cf0d9cb682966680Jouni Malinen /* Check if we timed out waiting for PD req */ 279875ecf5267604f166b85a7ee2cf0d9cb682966680Jouni Malinen if (p2p->pending_action_state == P2P_PENDING_PD) 279975ecf5267604f166b85a7ee2cf0d9cb682966680Jouni Malinen p2p_timeout_prov_disc_req(p2p); 28008d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt break; 28018d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt case P2P_SEARCH: 280275ecf5267604f166b85a7ee2cf0d9cb682966680Jouni Malinen /* Check if we timed out waiting for PD req */ 280375ecf5267604f166b85a7ee2cf0d9cb682966680Jouni Malinen if (p2p->pending_action_state == P2P_PENDING_PD) 280475ecf5267604f166b85a7ee2cf0d9cb682966680Jouni Malinen p2p_timeout_prov_disc_req(p2p); 28058d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_search(p2p); 28068d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt break; 28078d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt case P2P_CONNECT: 28088d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_timeout_connect(p2p); 28098d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt break; 28108d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt case P2P_CONNECT_LISTEN: 28118d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_timeout_connect_listen(p2p); 28128d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt break; 28138d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt case P2P_GO_NEG: 28148d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt break; 28158d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt case P2P_LISTEN_ONLY: 281675ecf5267604f166b85a7ee2cf0d9cb682966680Jouni Malinen /* Check if we timed out waiting for PD req */ 281775ecf5267604f166b85a7ee2cf0d9cb682966680Jouni Malinen if (p2p->pending_action_state == P2P_PENDING_PD) 281875ecf5267604f166b85a7ee2cf0d9cb682966680Jouni Malinen p2p_timeout_prov_disc_req(p2p); 281975ecf5267604f166b85a7ee2cf0d9cb682966680Jouni Malinen 28208d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (p2p->ext_listen_only) { 28218d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpa_msg(p2p->cfg->msg_ctx, MSG_DEBUG, 28228d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt "P2P: Extended Listen Timing - Listen State " 28238d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt "completed"); 28248d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->ext_listen_only = 0; 28258d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_set_state(p2p, P2P_IDLE); 28268d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 28278d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt break; 28288d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt case P2P_WAIT_PEER_CONNECT: 28298d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_timeout_wait_peer_connect(p2p); 28308d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt break; 28318d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt case P2P_WAIT_PEER_IDLE: 28328d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_timeout_wait_peer_idle(p2p); 28338d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt break; 28348d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt case P2P_SD_DURING_FIND: 28358d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_timeout_sd_during_find(p2p); 28368d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt break; 28378d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt case P2P_PROVISIONING: 28388d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt break; 28398d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt case P2P_PD_DURING_FIND: 28408d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_timeout_prov_disc_during_find(p2p); 28418d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt break; 28428d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt case P2P_INVITE: 28438d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_timeout_invite(p2p); 28448d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt break; 28458d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt case P2P_INVITE_LISTEN: 28468d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_timeout_invite_listen(p2p); 28478d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt break; 28488d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 28498d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 28508d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 28518d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 28528d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtint p2p_reject(struct p2p_data *p2p, const u8 *peer_addr) 28538d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 28548d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt struct p2p_device *dev; 28558d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 28568d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt dev = p2p_get_device(p2p, peer_addr); 28578d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpa_msg(p2p->cfg->msg_ctx, MSG_DEBUG, "P2P: Local request to reject " 28588d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt "connection attempts by peer " MACSTR, MAC2STR(peer_addr)); 28598d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (dev == NULL) { 28608d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpa_msg(p2p->cfg->msg_ctx, MSG_DEBUG, "P2P: Peer " MACSTR 28618d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt " unknown", MAC2STR(peer_addr)); 28628d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return -1; 28638d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 28648d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt dev->status = P2P_SC_FAIL_REJECTED_BY_USER; 28658d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt dev->flags |= P2P_DEV_USER_REJECTED; 28668d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return 0; 28678d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 28688d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 28698d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 28708d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtstatic const char * p2p_wps_method_text(enum p2p_wps_method method) 28718d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 28728d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt switch (method) { 28738d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt case WPS_NOT_READY: 28748d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return "not-ready"; 28758d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt case WPS_PIN_LABEL: 28768d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return "Label"; 28778d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt case WPS_PIN_DISPLAY: 28788d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return "Display"; 28798d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt case WPS_PIN_KEYPAD: 28808d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return "Keypad"; 28818d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt case WPS_PBC: 28828d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return "PBC"; 28838d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 28848d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 28858d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return "??"; 28868d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 28878d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 28888d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 28898d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtstatic const char * p2p_go_state_text(enum p2p_go_state go_state) 28908d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 28918d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt switch (go_state) { 28928d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt case UNKNOWN_GO: 28938d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return "unknown"; 28948d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt case LOCAL_GO: 28958d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return "local"; 28968d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt case REMOTE_GO: 28978d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return "remote"; 28988d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 28998d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 29008d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return "??"; 29018d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 29028d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 29038d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 29048d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtint p2p_get_peer_info(struct p2p_data *p2p, const u8 *addr, int next, 29058d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt char *buf, size_t buflen) 29068d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 29078d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt struct p2p_device *dev; 29088d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt int res; 29098d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt char *pos, *end; 29108d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt struct os_time now; 29118d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt char devtype[WPS_DEV_TYPE_BUFSIZE]; 29128d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 29138d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (addr) 29148d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt dev = p2p_get_device(p2p, addr); 29158d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt else 29168d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt dev = dl_list_first(&p2p->devices, struct p2p_device, list); 29178d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 29188d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (dev && next) { 29198d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt dev = dl_list_first(&dev->list, struct p2p_device, list); 29208d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (&dev->list == &p2p->devices) 29218d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt dev = NULL; 29228d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 29238d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 29248d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (dev == NULL) 29258d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return -1; 29268d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 29278d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt pos = buf; 29288d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt end = buf + buflen; 29298d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 29308d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt res = os_snprintf(pos, end - pos, MACSTR "\n", 29318d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt MAC2STR(dev->info.p2p_device_addr)); 29328d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (res < 0 || res >= end - pos) 29338d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return pos - buf; 29348d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt pos += res; 29358d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 29368d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_get_time(&now); 29378d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt res = os_snprintf(pos, end - pos, 29388d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt "age=%d\n" 29398d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt "listen_freq=%d\n" 29408d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt "level=%d\n" 29418d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt "wps_method=%s\n" 29428d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt "interface_addr=" MACSTR "\n" 29438d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt "member_in_go_dev=" MACSTR "\n" 29448d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt "member_in_go_iface=" MACSTR "\n" 29458d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt "pri_dev_type=%s\n" 29468d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt "device_name=%s\n" 29478d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt "manufacturer=%s\n" 29488d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt "model_name=%s\n" 29498d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt "model_number=%s\n" 29508d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt "serial_number=%s\n" 29518d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt "config_methods=0x%x\n" 29528d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt "dev_capab=0x%x\n" 29538d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt "group_capab=0x%x\n" 29548d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt "go_neg_req_sent=%d\n" 29558d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt "go_state=%s\n" 29568d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt "dialog_token=%u\n" 29578d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt "intended_addr=" MACSTR "\n" 29588d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt "country=%c%c\n" 29598d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt "oper_freq=%d\n" 29608d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt "req_config_methods=0x%x\n" 29618d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt "flags=%s%s%s%s%s%s%s%s%s%s%s%s%s%s%s\n" 29628d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt "status=%d\n" 29638d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt "wait_count=%u\n" 29648d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt "invitation_reqs=%u\n", 29658d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt (int) (now.sec - dev->last_seen.sec), 29668d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt dev->listen_freq, 296775ecf5267604f166b85a7ee2cf0d9cb682966680Jouni Malinen dev->info.level, 29688d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_wps_method_text(dev->wps_method), 29698d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt MAC2STR(dev->interface_addr), 29708d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt MAC2STR(dev->member_in_go_dev), 29718d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt MAC2STR(dev->member_in_go_iface), 29728d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wps_dev_type_bin2str(dev->info.pri_dev_type, 29738d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt devtype, sizeof(devtype)), 29748d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt dev->info.device_name, 29758d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt dev->info.manufacturer, 29768d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt dev->info.model_name, 29778d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt dev->info.model_number, 29788d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt dev->info.serial_number, 29798d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt dev->info.config_methods, 29808d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt dev->info.dev_capab, 29818d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt dev->info.group_capab, 29828d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt dev->go_neg_req_sent, 29838d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_go_state_text(dev->go_state), 29848d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt dev->dialog_token, 29858d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt MAC2STR(dev->intended_addr), 29868d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt dev->country[0] ? dev->country[0] : '_', 29878d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt dev->country[1] ? dev->country[1] : '_', 29888d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt dev->oper_freq, 29898d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt dev->req_config_methods, 29908d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt dev->flags & P2P_DEV_PROBE_REQ_ONLY ? 29918d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt "[PROBE_REQ_ONLY]" : "", 29928d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt dev->flags & P2P_DEV_REPORTED ? "[REPORTED]" : "", 29938d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt dev->flags & P2P_DEV_NOT_YET_READY ? 29948d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt "[NOT_YET_READY]" : "", 29958d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt dev->flags & P2P_DEV_SD_INFO ? "[SD_INFO]" : "", 29968d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt dev->flags & P2P_DEV_SD_SCHEDULE ? "[SD_SCHEDULE]" : 29978d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt "", 29988d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt dev->flags & P2P_DEV_PD_PEER_DISPLAY ? 29998d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt "[PD_PEER_DISPLAY]" : "", 30008d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt dev->flags & P2P_DEV_PD_PEER_KEYPAD ? 30018d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt "[PD_PEER_KEYPAD]" : "", 30028d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt dev->flags & P2P_DEV_USER_REJECTED ? 30038d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt "[USER_REJECTED]" : "", 30048d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt dev->flags & P2P_DEV_PEER_WAITING_RESPONSE ? 30058d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt "[PEER_WAITING_RESPONSE]" : "", 30068d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt dev->flags & P2P_DEV_PREFER_PERSISTENT_GROUP ? 30078d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt "[PREFER_PERSISTENT_GROUP]" : "", 30088d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt dev->flags & P2P_DEV_WAIT_GO_NEG_RESPONSE ? 30098d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt "[WAIT_GO_NEG_RESPONSE]" : "", 30108d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt dev->flags & P2P_DEV_WAIT_GO_NEG_CONFIRM ? 30118d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt "[WAIT_GO_NEG_CONFIRM]" : "", 30128d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt dev->flags & P2P_DEV_GROUP_CLIENT_ONLY ? 30138d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt "[GROUP_CLIENT_ONLY]" : "", 30148d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt dev->flags & P2P_DEV_FORCE_FREQ ? 30158d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt "[FORCE_FREQ]" : "", 30168d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt dev->flags & P2P_DEV_PD_FOR_JOIN ? 30178d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt "[PD_FOR_JOIN]" : "", 30188d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt dev->status, 30198d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt dev->wait_count, 30208d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt dev->invitation_reqs); 30218d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (res < 0 || res >= end - pos) 30228d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return pos - buf; 30238d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt pos += res; 30248d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 30258d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (dev->ext_listen_period) { 30268d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt res = os_snprintf(pos, end - pos, 30278d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt "ext_listen_period=%u\n" 30288d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt "ext_listen_interval=%u\n", 30298d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt dev->ext_listen_period, 30308d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt dev->ext_listen_interval); 30318d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (res < 0 || res >= end - pos) 30328d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return pos - buf; 30338d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt pos += res; 30348d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 30358d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 30368d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (dev->oper_ssid_len) { 30378d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt res = os_snprintf(pos, end - pos, 30388d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt "oper_ssid=%s\n", 30398d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpa_ssid_txt(dev->oper_ssid, 30408d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt dev->oper_ssid_len)); 30418d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (res < 0 || res >= end - pos) 30428d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return pos - buf; 30438d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt pos += res; 30448d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 30458d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 30468d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return pos - buf; 30478d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 30488d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 30498d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 30508d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtvoid p2p_set_client_discoverability(struct p2p_data *p2p, int enabled) 30518d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 30528d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (enabled) { 30538d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpa_msg(p2p->cfg->msg_ctx, MSG_DEBUG, "P2P: Client " 30548d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt "discoverability enabled"); 30558d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->dev_capab |= P2P_DEV_CAPAB_CLIENT_DISCOVERABILITY; 30568d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } else { 30578d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpa_msg(p2p->cfg->msg_ctx, MSG_DEBUG, "P2P: Client " 30588d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt "discoverability disabled"); 30598d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->dev_capab &= ~P2P_DEV_CAPAB_CLIENT_DISCOVERABILITY; 30608d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 30618d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 30628d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 30638d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 30648d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtstatic struct wpabuf * p2p_build_presence_req(u32 duration1, u32 interval1, 30658d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt u32 duration2, u32 interval2) 30668d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 30678d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt struct wpabuf *req; 30688d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt struct p2p_noa_desc desc1, desc2, *ptr1 = NULL, *ptr2 = NULL; 30698d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt u8 *len; 30708d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 30718d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt req = wpabuf_alloc(100); 30728d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (req == NULL) 30738d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return NULL; 30748d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 30758d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (duration1 || interval1) { 30768d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_memset(&desc1, 0, sizeof(desc1)); 30778d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt desc1.count_type = 1; 30788d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt desc1.duration = duration1; 30798d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt desc1.interval = interval1; 30808d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt ptr1 = &desc1; 30818d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 30828d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (duration2 || interval2) { 30838d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_memset(&desc2, 0, sizeof(desc2)); 30848d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt desc2.count_type = 2; 30858d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt desc2.duration = duration2; 30868d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt desc2.interval = interval2; 30878d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt ptr2 = &desc2; 30888d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 30898d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 30908d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 30918d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_buf_add_action_hdr(req, P2P_PRESENCE_REQ, 1); 30928d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt len = p2p_buf_add_ie_hdr(req); 30938d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_buf_add_noa(req, 0, 0, 0, ptr1, ptr2); 30948d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_buf_update_ie_hdr(req, len); 30958d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 30968d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return req; 30978d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 30988d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 30998d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 31008d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtint p2p_presence_req(struct p2p_data *p2p, const u8 *go_interface_addr, 31018d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt const u8 *own_interface_addr, unsigned int freq, 31028d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt u32 duration1, u32 interval1, u32 duration2, 31038d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt u32 interval2) 31048d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 31058d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt struct wpabuf *req; 31068d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 31078d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpa_msg(p2p->cfg->msg_ctx, MSG_DEBUG, "P2P: Send Presence Request to " 31088d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt "GO " MACSTR " (own interface " MACSTR ") freq=%u dur1=%u " 31098d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt "int1=%u dur2=%u int2=%u", 31108d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt MAC2STR(go_interface_addr), MAC2STR(own_interface_addr), 31118d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt freq, duration1, interval1, duration2, interval2); 31128d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 31138d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt req = p2p_build_presence_req(duration1, interval1, duration2, 31148d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt interval2); 31158d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (req == NULL) 31168d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return -1; 31178d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 31188d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->pending_action_state = P2P_NO_PENDING_ACTION; 31198d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (p2p_send_action(p2p, freq, go_interface_addr, own_interface_addr, 31208d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt go_interface_addr, 31218d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpabuf_head(req), wpabuf_len(req), 200) < 0) { 31228d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpa_msg(p2p->cfg->msg_ctx, MSG_DEBUG, 31238d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt "P2P: Failed to send Action frame"); 31248d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 31258d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpabuf_free(req); 31268d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 31278d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return 0; 31288d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 31298d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 31308d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 31318d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtstatic struct wpabuf * p2p_build_presence_resp(u8 status, const u8 *noa, 31328d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt size_t noa_len, u8 dialog_token) 31338d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 31348d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt struct wpabuf *resp; 31358d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt u8 *len; 31368d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 31378d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt resp = wpabuf_alloc(100 + noa_len); 31388d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (resp == NULL) 31398d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return NULL; 31408d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 31418d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_buf_add_action_hdr(resp, P2P_PRESENCE_RESP, dialog_token); 31428d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt len = p2p_buf_add_ie_hdr(resp); 31438d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_buf_add_status(resp, status); 31448d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (noa) { 31458d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpabuf_put_u8(resp, P2P_ATTR_NOTICE_OF_ABSENCE); 31468d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpabuf_put_le16(resp, noa_len); 31478d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpabuf_put_data(resp, noa, noa_len); 31488d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } else 31498d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_buf_add_noa(resp, 0, 0, 0, NULL, NULL); 31508d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_buf_update_ie_hdr(resp, len); 31518d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 31528d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return resp; 31538d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 31548d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 31558d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 31568d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtstatic void p2p_process_presence_req(struct p2p_data *p2p, const u8 *da, 31578d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt const u8 *sa, const u8 *data, size_t len, 31588d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt int rx_freq) 31598d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 31608d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt struct p2p_message msg; 31618d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt u8 status; 31628d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt struct wpabuf *resp; 31638d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt size_t g; 31648d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt struct p2p_group *group = NULL; 31658d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt int parsed = 0; 31668d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt u8 noa[50]; 31678d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt int noa_len; 31688d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 31698d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpa_msg(p2p->cfg->msg_ctx, MSG_DEBUG, 31708d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt "P2P: Received P2P Action - P2P Presence Request"); 31718d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 31728d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt for (g = 0; g < p2p->num_groups; g++) { 31738d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (os_memcmp(da, p2p_group_get_interface_addr(p2p->groups[g]), 31748d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt ETH_ALEN) == 0) { 31758d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt group = p2p->groups[g]; 31768d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt break; 31778d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 31788d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 31798d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (group == NULL) { 31808d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpa_msg(p2p->cfg->msg_ctx, MSG_DEBUG, 31818d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt "P2P: Ignore P2P Presence Request for unknown group " 31828d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt MACSTR, MAC2STR(da)); 31838d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return; 31848d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 31858d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 31868d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (p2p_parse(data, len, &msg) < 0) { 31878d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpa_msg(p2p->cfg->msg_ctx, MSG_DEBUG, 31888d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt "P2P: Failed to parse P2P Presence Request"); 31898d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt status = P2P_SC_FAIL_INVALID_PARAMS; 31908d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt goto fail; 31918d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 31928d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt parsed = 1; 31938d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 31948d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (msg.noa == NULL) { 31958d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpa_msg(p2p->cfg->msg_ctx, MSG_DEBUG, 31968d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt "P2P: No NoA attribute in P2P Presence Request"); 31978d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt status = P2P_SC_FAIL_INVALID_PARAMS; 31988d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt goto fail; 31998d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 32008d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 32018d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt status = p2p_group_presence_req(group, sa, msg.noa, msg.noa_len); 32028d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 32038d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtfail: 32048d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (p2p->cfg->get_noa) 32058d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt noa_len = p2p->cfg->get_noa(p2p->cfg->cb_ctx, da, noa, 32068d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt sizeof(noa)); 32078d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt else 32088d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt noa_len = -1; 32098d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt resp = p2p_build_presence_resp(status, noa_len > 0 ? noa : NULL, 32108d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt noa_len > 0 ? noa_len : 0, 32118d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt msg.dialog_token); 32128d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (parsed) 32138d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_parse_free(&msg); 32148d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (resp == NULL) 32158d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return; 32168d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 32178d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->pending_action_state = P2P_NO_PENDING_ACTION; 32188d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (p2p_send_action(p2p, rx_freq, sa, da, da, 32198d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpabuf_head(resp), wpabuf_len(resp), 200) < 0) { 32208d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpa_msg(p2p->cfg->msg_ctx, MSG_DEBUG, 32218d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt "P2P: Failed to send Action frame"); 32228d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 32238d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpabuf_free(resp); 32248d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 32258d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 32268d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 32278d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtstatic void p2p_process_presence_resp(struct p2p_data *p2p, const u8 *da, 32288d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt const u8 *sa, const u8 *data, size_t len) 32298d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 32308d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt struct p2p_message msg; 32318d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 32328d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpa_msg(p2p->cfg->msg_ctx, MSG_DEBUG, 32338d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt "P2P: Received P2P Action - P2P Presence Response"); 32348d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 32358d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (p2p_parse(data, len, &msg) < 0) { 32368d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpa_msg(p2p->cfg->msg_ctx, MSG_DEBUG, 32378d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt "P2P: Failed to parse P2P Presence Response"); 32388d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return; 32398d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 32408d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 32418d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (msg.status == NULL || msg.noa == NULL) { 32428d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpa_msg(p2p->cfg->msg_ctx, MSG_DEBUG, 32438d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt "P2P: No Status or NoA attribute in P2P Presence " 32448d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt "Response"); 32458d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_parse_free(&msg); 32468d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return; 32478d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 32488d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 32498d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (*msg.status) { 32508d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpa_msg(p2p->cfg->msg_ctx, MSG_DEBUG, 32518d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt "P2P: P2P Presence Request was rejected: status %u", 32528d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt *msg.status); 32538d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_parse_free(&msg); 32548d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return; 32558d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 32568d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 32578d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpa_msg(p2p->cfg->msg_ctx, MSG_DEBUG, 32588d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt "P2P: P2P Presence Request was accepted"); 32598d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpa_hexdump(MSG_DEBUG, "P2P: P2P Presence Response - NoA", 32608d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt msg.noa, msg.noa_len); 32618d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt /* TODO: process NoA */ 32628d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_parse_free(&msg); 32638d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 32648d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 32658d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 32668d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtstatic void p2p_ext_listen_timeout(void *eloop_ctx, void *timeout_ctx) 32678d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 32688d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt struct p2p_data *p2p = eloop_ctx; 32698d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 32708d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (p2p->ext_listen_interval) { 32718d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt /* Schedule next extended listen timeout */ 32728d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt eloop_register_timeout(p2p->ext_listen_interval_sec, 32738d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->ext_listen_interval_usec, 32748d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_ext_listen_timeout, p2p, NULL); 32758d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 32768d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 32778d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (p2p->state == P2P_LISTEN_ONLY && p2p->ext_listen_only) { 32788d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt /* 32798d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * This should not really happen, but it looks like the Listen 32808d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * command may fail is something else (e.g., a scan) was 32818d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * running at an inconvenient time. As a workaround, allow new 32828d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * Extended Listen operation to be started. 32838d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt */ 32848d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpa_msg(p2p->cfg->msg_ctx, MSG_DEBUG, "P2P: Previous " 32858d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt "Extended Listen operation had not been completed - " 32868d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt "try again"); 32878d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->ext_listen_only = 0; 32888d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_set_state(p2p, P2P_IDLE); 32898d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 32908d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 32918d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (p2p->state != P2P_IDLE) { 32928d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpa_msg(p2p->cfg->msg_ctx, MSG_DEBUG, "P2P: Skip Extended " 32938d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt "Listen timeout in active state (%s)", 32948d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_state_txt(p2p->state)); 32958d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return; 32968d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 32978d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 32988d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpa_msg(p2p->cfg->msg_ctx, MSG_DEBUG, "P2P: Extended Listen timeout"); 32998d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->ext_listen_only = 1; 33008d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (p2p_listen(p2p, p2p->ext_listen_period) < 0) { 33018d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpa_msg(p2p->cfg->msg_ctx, MSG_DEBUG, "P2P: Failed to start " 33028d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt "Listen state for Extended Listen Timing"); 33038d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->ext_listen_only = 0; 33048d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 33058d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 33068d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 33078d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 33088d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtint p2p_ext_listen(struct p2p_data *p2p, unsigned int period, 33098d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt unsigned int interval) 33108d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 33118d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (period > 65535 || interval > 65535 || period > interval || 33128d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt (period == 0 && interval > 0) || (period > 0 && interval == 0)) { 33138d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpa_msg(p2p->cfg->msg_ctx, MSG_DEBUG, 33148d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt "P2P: Invalid Extended Listen Timing request: " 33158d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt "period=%u interval=%u", period, interval); 33168d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return -1; 33178d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 33188d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 33198d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt eloop_cancel_timeout(p2p_ext_listen_timeout, p2p, NULL); 33208d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 33218d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (interval == 0) { 33228d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpa_msg(p2p->cfg->msg_ctx, MSG_DEBUG, 33238d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt "P2P: Disabling Extended Listen Timing"); 33248d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->ext_listen_period = 0; 33258d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->ext_listen_interval = 0; 33268d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return 0; 33278d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 33288d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 33298d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpa_msg(p2p->cfg->msg_ctx, MSG_DEBUG, 33308d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt "P2P: Enabling Extended Listen Timing: period %u msec, " 33318d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt "interval %u msec", period, interval); 33328d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->ext_listen_period = period; 33338d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->ext_listen_interval = interval; 33348d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->ext_listen_interval_sec = interval / 1000; 33358d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->ext_listen_interval_usec = (interval % 1000) * 1000; 33368d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 33378d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt eloop_register_timeout(p2p->ext_listen_interval_sec, 33388d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->ext_listen_interval_usec, 33398d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_ext_listen_timeout, p2p, NULL); 33408d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 33418d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return 0; 33428d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 33438d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 33448d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 33458d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtvoid p2p_deauth_notif(struct p2p_data *p2p, const u8 *bssid, u16 reason_code, 33468d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt const u8 *ie, size_t ie_len) 33478d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 33488d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt struct p2p_message msg; 33498d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 33508d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (bssid == NULL || ie == NULL) 33518d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return; 33528d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 33538d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_memset(&msg, 0, sizeof(msg)); 33548d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (p2p_parse_ies(ie, ie_len, &msg)) 33558d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return; 33568d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (msg.minor_reason_code == NULL) 33578d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return; 33588d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 33598d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpa_msg(p2p->cfg->msg_ctx, MSG_INFO, 33608d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt "P2P: Deauthentication notification BSSID " MACSTR 33618d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt " reason_code=%u minor_reason_code=%u", 33628d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt MAC2STR(bssid), reason_code, *msg.minor_reason_code); 33638d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 33648d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_parse_free(&msg); 33658d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 33668d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 33678d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 33688d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtvoid p2p_disassoc_notif(struct p2p_data *p2p, const u8 *bssid, u16 reason_code, 33698d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt const u8 *ie, size_t ie_len) 33708d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 33718d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt struct p2p_message msg; 33728d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 33738d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (bssid == NULL || ie == NULL) 33748d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return; 33758d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 33768d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_memset(&msg, 0, sizeof(msg)); 33778d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (p2p_parse_ies(ie, ie_len, &msg)) 33788d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return; 33798d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (msg.minor_reason_code == NULL) 33808d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return; 33818d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 33828d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpa_msg(p2p->cfg->msg_ctx, MSG_INFO, 33838d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt "P2P: Disassociation notification BSSID " MACSTR 33848d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt " reason_code=%u minor_reason_code=%u", 33858d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt MAC2STR(bssid), reason_code, *msg.minor_reason_code); 33868d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 33878d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p_parse_free(&msg); 33888d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 33898d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 33908d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 33918d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtvoid p2p_set_managed_oper(struct p2p_data *p2p, int enabled) 33928d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 33938d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (enabled) { 33948d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpa_msg(p2p->cfg->msg_ctx, MSG_DEBUG, "P2P: Managed P2P " 33958d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt "Device operations enabled"); 33968d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->dev_capab |= P2P_DEV_CAPAB_INFRA_MANAGED; 33978d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } else { 33988d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpa_msg(p2p->cfg->msg_ctx, MSG_DEBUG, "P2P: Managed P2P " 33998d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt "Device operations disabled"); 34008d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->dev_capab &= ~P2P_DEV_CAPAB_INFRA_MANAGED; 34018d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 34028d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 34038d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 34048d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 34058d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtint p2p_set_listen_channel(struct p2p_data *p2p, u8 reg_class, u8 channel) 34068d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 34078d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (p2p_channel_to_freq(p2p->cfg->country, reg_class, channel) < 0) 34088d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return -1; 34098d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 34108d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpa_msg(p2p->cfg->msg_ctx, MSG_DEBUG, "P2P: Set Listen channel: " 34118d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt "reg_class %u channel %u", reg_class, channel); 34128d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->cfg->reg_class = reg_class; 34138d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->cfg->channel = channel; 34148d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 34158d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return 0; 34168d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 34178d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 34188d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 34198d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtint p2p_set_ssid_postfix(struct p2p_data *p2p, const u8 *postfix, size_t len) 34208d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 34218d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpa_hexdump_ascii(MSG_DEBUG, "P2P: New SSID postfix", postfix, len); 34228d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (postfix == NULL) { 34238d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->cfg->ssid_postfix_len = 0; 34248d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return 0; 34258d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 34268d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (len > sizeof(p2p->cfg->ssid_postfix)) 34278d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return -1; 34288d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_memcpy(p2p->cfg->ssid_postfix, postfix, len); 34298d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->cfg->ssid_postfix_len = len; 34308d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return 0; 34318d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 34328d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 34338d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 343475ecf5267604f166b85a7ee2cf0d9cb682966680Jouni Malinenint p2p_set_oper_channel(struct p2p_data *p2p, u8 op_reg_class, u8 op_channel, 343575ecf5267604f166b85a7ee2cf0d9cb682966680Jouni Malinen int cfg_op_channel) 343675ecf5267604f166b85a7ee2cf0d9cb682966680Jouni Malinen{ 343775ecf5267604f166b85a7ee2cf0d9cb682966680Jouni Malinen if (p2p_channel_to_freq(p2p->cfg->country, op_reg_class, op_channel) 343875ecf5267604f166b85a7ee2cf0d9cb682966680Jouni Malinen < 0) 343975ecf5267604f166b85a7ee2cf0d9cb682966680Jouni Malinen return -1; 344075ecf5267604f166b85a7ee2cf0d9cb682966680Jouni Malinen 344175ecf5267604f166b85a7ee2cf0d9cb682966680Jouni Malinen wpa_msg(p2p->cfg->msg_ctx, MSG_INFO, "P2P: Set Operating channel: " 344275ecf5267604f166b85a7ee2cf0d9cb682966680Jouni Malinen "reg_class %u channel %u", op_reg_class, op_channel); 344375ecf5267604f166b85a7ee2cf0d9cb682966680Jouni Malinen p2p->cfg->op_reg_class = op_reg_class; 344475ecf5267604f166b85a7ee2cf0d9cb682966680Jouni Malinen p2p->cfg->op_channel = op_channel; 344575ecf5267604f166b85a7ee2cf0d9cb682966680Jouni Malinen p2p->cfg->cfg_op_channel = cfg_op_channel; 344675ecf5267604f166b85a7ee2cf0d9cb682966680Jouni Malinen return 0; 344775ecf5267604f166b85a7ee2cf0d9cb682966680Jouni Malinen} 344875ecf5267604f166b85a7ee2cf0d9cb682966680Jouni Malinen 344975ecf5267604f166b85a7ee2cf0d9cb682966680Jouni Malinen 34508d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtint p2p_get_interface_addr(struct p2p_data *p2p, const u8 *dev_addr, 34518d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt u8 *iface_addr) 34528d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 34538d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt struct p2p_device *dev = p2p_get_device(p2p, dev_addr); 34548d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (dev == NULL || is_zero_ether_addr(dev->interface_addr)) 34558d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return -1; 34568d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_memcpy(iface_addr, dev->interface_addr, ETH_ALEN); 34578d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return 0; 34588d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 34598d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 34608d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 34618d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtint p2p_get_dev_addr(struct p2p_data *p2p, const u8 *iface_addr, 34628d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt u8 *dev_addr) 34638d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 34648d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt struct p2p_device *dev = p2p_get_device_interface(p2p, iface_addr); 34658d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (dev == NULL) 34668d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return -1; 34678d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_memcpy(dev_addr, dev->info.p2p_device_addr, ETH_ALEN); 34688d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return 0; 34698d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 34708d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 34718d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 34728d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtvoid p2p_set_peer_filter(struct p2p_data *p2p, const u8 *addr) 34738d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 34748d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_memcpy(p2p->peer_filter, addr, ETH_ALEN); 34758d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (is_zero_ether_addr(p2p->peer_filter)) 34768d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpa_msg(p2p->cfg->msg_ctx, MSG_DEBUG, "P2P: Disable peer " 34778d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt "filter"); 34788d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt else 34798d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpa_msg(p2p->cfg->msg_ctx, MSG_DEBUG, "P2P: Enable peer " 34808d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt "filter for " MACSTR, MAC2STR(p2p->peer_filter)); 34818d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 34828d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 34838d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 34848d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtvoid p2p_set_cross_connect(struct p2p_data *p2p, int enabled) 34858d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 34868d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpa_msg(p2p->cfg->msg_ctx, MSG_DEBUG, "P2P: Cross connection %s", 34878d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt enabled ? "enabled" : "disabled"); 34888d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (p2p->cross_connect == enabled) 34898d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return; 34908d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->cross_connect = enabled; 34918d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt /* TODO: may need to tear down any action group where we are GO(?) */ 34928d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 34938d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 34948d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 34958d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtint p2p_get_oper_freq(struct p2p_data *p2p, const u8 *iface_addr) 34968d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 34978d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt struct p2p_device *dev = p2p_get_device_interface(p2p, iface_addr); 34988d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (dev == NULL) 34998d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return -1; 35008d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (dev->oper_freq <= 0) 35018d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return -1; 35028d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return dev->oper_freq; 35038d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 35048d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 35058d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 35068d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtvoid p2p_set_intra_bss_dist(struct p2p_data *p2p, int enabled) 35078d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 35088d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpa_msg(p2p->cfg->msg_ctx, MSG_DEBUG, "P2P: Intra BSS distribution %s", 35098d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt enabled ? "enabled" : "disabled"); 35108d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->cfg->p2p_intra_bss = enabled; 35118d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 35128d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 35138d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 35148d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtvoid p2p_update_channel_list(struct p2p_data *p2p, struct p2p_channels *chan) 35158d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 35168d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpa_msg(p2p->cfg->msg_ctx, MSG_DEBUG, "P2P: Update channel list"); 35178d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_memcpy(&p2p->cfg->channels, chan, sizeof(struct p2p_channels)); 35188d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 35198d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 35208d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 35218d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtint p2p_send_action(struct p2p_data *p2p, unsigned int freq, const u8 *dst, 35228d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt const u8 *src, const u8 *bssid, const u8 *buf, 35238d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt size_t len, unsigned int wait_time) 35248d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 35258d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (p2p->p2p_scan_running) { 35268d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpa_msg(p2p->cfg->msg_ctx, MSG_DEBUG, "P2P: Delay Action " 35278d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt "frame TX until p2p_scan completes"); 35288d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (p2p->after_scan_tx) { 35298d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpa_msg(p2p->cfg->msg_ctx, MSG_DEBUG, "P2P: Dropped " 35308d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt "previous pending Action frame TX"); 35318d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_free(p2p->after_scan_tx); 35328d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 35338d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->after_scan_tx = os_malloc(sizeof(*p2p->after_scan_tx) + 35348d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt len); 35358d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (p2p->after_scan_tx == NULL) 35368d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return -1; 35378d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->after_scan_tx->freq = freq; 35388d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_memcpy(p2p->after_scan_tx->dst, dst, ETH_ALEN); 35398d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_memcpy(p2p->after_scan_tx->src, src, ETH_ALEN); 35408d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_memcpy(p2p->after_scan_tx->bssid, bssid, ETH_ALEN); 35418d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->after_scan_tx->len = len; 35428d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->after_scan_tx->wait_time = wait_time; 35438d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_memcpy(p2p->after_scan_tx + 1, buf, len); 35448d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return 0; 35458d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 35468d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 35478d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return p2p->cfg->send_action(p2p->cfg->cb_ctx, freq, dst, src, bssid, 35488d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt buf, len, wait_time); 35498d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 35508d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 35518d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 35528d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtvoid p2p_set_best_channels(struct p2p_data *p2p, int freq_24, int freq_5, 35538d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt int freq_overall) 35548d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 35558d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpa_msg(p2p->cfg->msg_ctx, MSG_DEBUG, "P2P: Best channel: 2.4 GHz: %d," 35568d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt " 5 GHz: %d, overall: %d", freq_24, freq_5, freq_overall); 35578d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->best_freq_24 = freq_24; 35588d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->best_freq_5 = freq_5; 35598d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt p2p->best_freq_overall = freq_overall; 35608d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 35618d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 35628d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 35638d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtconst u8 * p2p_get_go_neg_peer(struct p2p_data *p2p) 35648d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 35658d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (p2p == NULL || p2p->go_neg_peer == NULL) 35668d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return NULL; 35678d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return p2p->go_neg_peer->info.p2p_device_addr; 35688d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 35698d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 35708d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 35718d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtconst struct p2p_peer_info * 35728d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtp2p_get_peer_found(struct p2p_data *p2p, const u8 *addr, int next) 35738d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 35748d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt struct p2p_device *dev; 35758d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 35768d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (addr) { 35778d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt dev = p2p_get_device(p2p, addr); 35788d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (!dev) 35798d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return NULL; 35808d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 35818d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (!next) { 35828d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (dev->flags & P2P_DEV_PROBE_REQ_ONLY) 35838d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return NULL; 35848d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 35858d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return &dev->info; 35868d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } else { 35878d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt do { 35888d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt dev = dl_list_first(&dev->list, 35898d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt struct p2p_device, 35908d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt list); 35918d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (&dev->list == &p2p->devices) 35928d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return NULL; 35938d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } while (dev->flags & P2P_DEV_PROBE_REQ_ONLY); 35948d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 35958d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } else { 35968d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt dev = dl_list_first(&p2p->devices, struct p2p_device, list); 35978d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (!dev) 35988d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return NULL; 35998d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt while (dev->flags & P2P_DEV_PROBE_REQ_ONLY) { 36008d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt dev = dl_list_first(&dev->list, 36018d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt struct p2p_device, 36028d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt list); 36038d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (&dev->list == &p2p->devices) 36048d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return NULL; 36058d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 36068d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 36078d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 36088d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return &dev->info; 36098d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 3610