src/p2p/p2p.c

45  * P2P_PEER_EXPIRATION_AGE - Number of seconds after which inactive peer
66 			 * GO Negotiation is in progress with the peer, so
67 			 * don't expire the peer entry until GO Negotiation
78 			 * peer is the GO, so do not expire the peer entry.
91 			 * The peer is connected as a client in a group where
92 			 * we are the GO, so do not expire the peer entry.
98 		p2p_dbg(p2p, "Expiring old peer entry " MACSTR,
223 	struct p2p_device *peer = p2p->go_neg_peer;
225 	if (!peer)
238 	peer->flags &= ~P2P_DEV_PEER_WAITING_RESPONSE;
239 	peer->wps_method = WPS_NOT_READY;
240 	peer->oob_pw_id = 0;
241 	wpabuf_free(peer->go_neg_conf);
242 	peer->go_neg_conf = NULL;
247 	os_memcpy(res.peer_device_addr, peer->info.p2p_device_addr, ETH_ALEN);
248 	os_memcpy(res.peer_interface_addr, peer->intended_addr, ETH_ALEN);
371  * p2p_get_device - Fetch a peer entry
373  * @addr: P2P Device Address of the peer
388  * p2p_get_device_interface - Fetch a peer entry based on P2P Interface Address
390  * @addr: P2P Interface Address of the peer
406  * p2p_create_device - Create a peer entry
408  * @addr: P2P Device Address of the peer
411  * If there is already an entry for the peer, it will be returned instead of
431 		p2p_dbg(p2p, "Remove oldest peer entry to make room for a new peer");
619 			p2p_dbg(p2p, "Update peer " MACSTR
689  * p2p_add_device - Add peer entries based on scan results or P2P frames
693  * @level: Signal level (signal strength of the received frame from the peer)
702  * to the peer table. This function can also be used with some other frames
737 		p2p_dbg(p2p, "Do not add peer filter for " MACSTR
738 			" due to peer filter", MAC2STR(p2p_dev_addr));
755 	 * Update the device entry only if the new peer
766 			"Do not update peer entry based on old frame (rx_time=%u.%06u last_seen=%u.%06u flags=0x%x)",
884 		 * events, postpone reporting this peer until we've fully
887 		 * At least for now, do this only if the peer was detected on
888 		 * one of the social channels since that peer can be easily be
894 		p2p_dbg(p2p, "Do not report peer " MACSTR
1483  * @dev: Selected peer device
1490  * Negotiation prior to having received peer information or for P2PS PD
1492  * p2p_reselect_channel() once the peer information is available.
1556 	p2p_dbg(p2p, "Request to start group negotiation - peer=" MACSTR
1590 		 * First, try to connect directly. If the peer does not
1657 	p2p_dbg(p2p, "Request to authorize group negotiation - peer=" MACSTR
1711 			p2p_dbg(p2p, "Unknown peer Listen channel: "
1719 			p2p_dbg(p2p, "Update peer " MACSTR
1782 void p2p_go_complete(struct p2p_data *p2p, struct p2p_device *peer)
1785 	int go = peer->go_state == LOCAL_GO;
1789 		MAC2STR(peer->info.p2p_device_addr), go ? "local end" : "peer");
1793 	os_memcpy(res.peer_device_addr, peer->info.p2p_device_addr, ETH_ALEN);
1794 	os_memcpy(res.peer_interface_addr, peer->intended_addr, ETH_ALEN);
1795 	res.wps_method = peer->wps_method;
1796 	if (peer->flags & P2P_DEV_PREFER_PERSISTENT_GROUP) {
1797 		if (peer->flags & P2P_DEV_PREFER_PERSISTENT_RECONN)
1811 		res.freq = peer->oper_freq;
1819 	p2p_channels_dump(p2p, "peer channels", &peer->channels);
1820 	p2p_channels_intersect(&p2p->channels, &peer->channels,
1831 	res.peer_config_timeout = go ? peer->client_timeout : peer->go_timeout;
1835 	peer->go_neg_req_sent = 0;
1836 	peer->flags &= ~P2P_DEV_PEER_WAITING_RESPONSE;
1837 	peer->wps_method = WPS_NOT_READY;
1838 	peer->oob_pw_id = 0;
1839 	wpabuf_free(peer->go_neg_conf);
1840 	peer->go_neg_conf = NULL;
2031 		 * peer entry based on this frames.
2050 					"Updated peer " MACSTR " Listen channel (Probe Request): %d -> %d MHz",
2505 	 * Request frame is from an expected peer. Some devices may share the
2509 	 * frame from a P2P peer.
2516 		/* Received a Probe Request from GO Negotiation peer */
2517 		p2p_dbg(p2p, "Found GO Negotiation peer - try to start GO negotiation from timeout");
2528 		/* Received a Probe Request from Invite peer */
2529 		p2p_dbg(p2p, "Found Invite peer - try to start Invite from timeout");
2605 	struct p2p_device *peer;
2640 	peer = bssid ? p2p_get_device(p2p, bssid) : NULL;
2647 	p2p_buf_add_device_info(tmp, p2p, peer);
2883 			MACSTR " (GO Negotiation peer " MACSTR ")",
2886 		return; /* Ignore unexpected peer address */
3299 		p2p_dbg(p2p, "No SD peer entry known");
3318 	/* Wait for response from the peer */
3333 	 * Retry the prov disc req attempt only for the peer that the user had
3390 	 * If after PD Request the peer doesn't expect to receive PD Response
3435 	/* Wait for response from the peer */
3622 		 * sync with peer not listening.
3712 		 * often showing failure even when the peer has actually
3713 		 * received the frame. Since the peer may change channels
3717 		 * peer did indeed receive the frame, continue regardless of
3720 		p2p_dbg(p2p, "Assume GO Negotiation Confirm TX was actually received by the peer even though Ack was not reported");
3960 		p2p_dbg(p2p, "Unknown GO Neg peer - stop GO Neg wait");
3964 	p2p_dbg(p2p, "Go to Listen state while waiting for the peer to become ready for GO Negotiation");
4157 	p2p_dbg(p2p, "Local request to reject connection attempts by peer "
4860 		p2p_dbg(p2p, "Disable peer filter");
4862 		p2p_dbg(p2p, "Enable peer filter for " MACSTR,
5219 			     void (*peer_callback)(struct p2p_peer_info *peer,
5355 	params->peer = &dev->info;
5374 		p2p_dbg(p2p, "Unknown peer OOB GO Neg channel");
5482 		"Timeout on waiting peer to become ready for GO Negotiation");