| /* |
| * Wi-Fi Direct - P2P Invitation procedure |
| * Copyright (c) 2010, Atheros Communications |
| * |
| * This software may be distributed under the terms of the BSD license. |
| * See README for more details. |
| */ |
| |
| #include "includes.h" |
| |
| #include "common.h" |
| #include "common/ieee802_11_defs.h" |
| #include "p2p_i.h" |
| #include "p2p.h" |
| |
| |
| static struct wpabuf * p2p_build_invitation_req(struct p2p_data *p2p, |
| struct p2p_device *peer, |
| const u8 *go_dev_addr) |
| { |
| struct wpabuf *buf; |
| u8 *len; |
| const u8 *dev_addr; |
| size_t extra = 0; |
| |
| #ifdef CONFIG_WIFI_DISPLAY |
| struct wpabuf *wfd_ie = p2p->wfd_ie_invitation; |
| if (wfd_ie && p2p->inv_role == P2P_INVITE_ROLE_ACTIVE_GO) { |
| size_t i; |
| for (i = 0; i < p2p->num_groups; i++) { |
| struct p2p_group *g = p2p->groups[i]; |
| struct wpabuf *ie; |
| if (os_memcmp(p2p_group_get_interface_addr(g), |
| p2p->inv_bssid, ETH_ALEN) != 0) |
| continue; |
| ie = p2p_group_get_wfd_ie(g); |
| if (ie) { |
| wfd_ie = ie; |
| break; |
| } |
| } |
| } |
| if (wfd_ie) |
| extra = wpabuf_len(wfd_ie); |
| #endif /* CONFIG_WIFI_DISPLAY */ |
| |
| buf = wpabuf_alloc(1000 + extra); |
| if (buf == NULL) |
| return NULL; |
| |
| peer->dialog_token++; |
| if (peer->dialog_token == 0) |
| peer->dialog_token = 1; |
| p2p_buf_add_public_action_hdr(buf, P2P_INVITATION_REQ, |
| peer->dialog_token); |
| |
| len = p2p_buf_add_ie_hdr(buf); |
| if (p2p->inv_role == P2P_INVITE_ROLE_ACTIVE_GO || !p2p->inv_persistent) |
| p2p_buf_add_config_timeout(buf, 0, 0); |
| else |
| p2p_buf_add_config_timeout(buf, p2p->go_timeout, |
| p2p->client_timeout); |
| p2p_buf_add_invitation_flags(buf, p2p->inv_persistent ? |
| P2P_INVITATION_FLAGS_TYPE : 0); |
| p2p_buf_add_operating_channel(buf, p2p->cfg->country, |
| p2p->op_reg_class, p2p->op_channel); |
| if (p2p->inv_bssid_set) |
| p2p_buf_add_group_bssid(buf, p2p->inv_bssid); |
| p2p_buf_add_channel_list(buf, p2p->cfg->country, &p2p->channels); |
| if (go_dev_addr) |
| dev_addr = go_dev_addr; |
| else if (p2p->inv_role == P2P_INVITE_ROLE_CLIENT) |
| dev_addr = peer->info.p2p_device_addr; |
| else |
| dev_addr = p2p->cfg->dev_addr; |
| p2p_buf_add_group_id(buf, dev_addr, p2p->inv_ssid, p2p->inv_ssid_len); |
| p2p_buf_add_device_info(buf, p2p, peer); |
| p2p_buf_update_ie_hdr(buf, len); |
| |
| #ifdef CONFIG_WIFI_DISPLAY |
| if (wfd_ie) |
| wpabuf_put_buf(buf, wfd_ie); |
| #endif /* CONFIG_WIFI_DISPLAY */ |
| |
| return buf; |
| } |
| |
| |
| static struct wpabuf * p2p_build_invitation_resp(struct p2p_data *p2p, |
| struct p2p_device *peer, |
| u8 dialog_token, u8 status, |
| const u8 *group_bssid, |
| u8 reg_class, u8 channel, |
| struct p2p_channels *channels) |
| { |
| struct wpabuf *buf; |
| u8 *len; |
| size_t extra = 0; |
| |
| #ifdef CONFIG_WIFI_DISPLAY |
| struct wpabuf *wfd_ie = p2p->wfd_ie_invitation; |
| if (wfd_ie && group_bssid) { |
| size_t i; |
| for (i = 0; i < p2p->num_groups; i++) { |
| struct p2p_group *g = p2p->groups[i]; |
| struct wpabuf *ie; |
| if (os_memcmp(p2p_group_get_interface_addr(g), |
| group_bssid, ETH_ALEN) != 0) |
| continue; |
| ie = p2p_group_get_wfd_ie(g); |
| if (ie) { |
| wfd_ie = ie; |
| break; |
| } |
| } |
| } |
| if (wfd_ie) |
| extra = wpabuf_len(wfd_ie); |
| #endif /* CONFIG_WIFI_DISPLAY */ |
| |
| buf = wpabuf_alloc(1000 + extra); |
| if (buf == NULL) |
| return NULL; |
| |
| p2p_buf_add_public_action_hdr(buf, P2P_INVITATION_RESP, |
| dialog_token); |
| |
| len = p2p_buf_add_ie_hdr(buf); |
| p2p_buf_add_status(buf, status); |
| p2p_buf_add_config_timeout(buf, 0, 0); /* FIX */ |
| if (reg_class && channel) |
| p2p_buf_add_operating_channel(buf, p2p->cfg->country, |
| reg_class, channel); |
| if (group_bssid) |
| p2p_buf_add_group_bssid(buf, group_bssid); |
| if (channels) |
| p2p_buf_add_channel_list(buf, p2p->cfg->country, channels); |
| p2p_buf_update_ie_hdr(buf, len); |
| |
| #ifdef CONFIG_WIFI_DISPLAY |
| if (wfd_ie) |
| wpabuf_put_buf(buf, wfd_ie); |
| #endif /* CONFIG_WIFI_DISPLAY */ |
| |
| return buf; |
| } |
| |
| |
| void p2p_process_invitation_req(struct p2p_data *p2p, const u8 *sa, |
| const u8 *data, size_t len, int rx_freq) |
| { |
| struct p2p_device *dev; |
| struct p2p_message msg; |
| struct wpabuf *resp = NULL; |
| u8 status = P2P_SC_FAIL_INFO_CURRENTLY_UNAVAILABLE; |
| int freq; |
| int go = 0; |
| u8 group_bssid[ETH_ALEN], *bssid; |
| int op_freq = 0; |
| u8 reg_class = 0, channel = 0; |
| struct p2p_channels intersection, *channels = NULL; |
| int persistent; |
| |
| os_memset(group_bssid, 0, sizeof(group_bssid)); |
| |
| wpa_msg(p2p->cfg->msg_ctx, MSG_DEBUG, |
| "P2P: Received Invitation Request from " MACSTR " (freq=%d)", |
| MAC2STR(sa), rx_freq); |
| |
| if (p2p_parse(data, len, &msg)) |
| return; |
| |
| dev = p2p_get_device(p2p, sa); |
| if (dev == NULL || (dev->flags & P2P_DEV_PROBE_REQ_ONLY)) { |
| wpa_msg(p2p->cfg->msg_ctx, MSG_DEBUG, |
| "P2P: Invitation Request from unknown peer " |
| MACSTR, MAC2STR(sa)); |
| |
| if (p2p_add_device(p2p, sa, rx_freq, 0, 0, data + 1, len - 1, |
| 0)) { |
| wpa_msg(p2p->cfg->msg_ctx, MSG_DEBUG, |
| "P2P: Invitation Request add device failed " |
| MACSTR, MAC2STR(sa)); |
| status = P2P_SC_FAIL_INFO_CURRENTLY_UNAVAILABLE; |
| goto fail; |
| } |
| |
| dev = p2p_get_device(p2p, sa); |
| if (dev == NULL) { |
| wpa_msg(p2p->cfg->msg_ctx, MSG_DEBUG, |
| "P2P: Reject Invitation Request from unknown " |
| "peer " MACSTR, MAC2STR(sa)); |
| status = P2P_SC_FAIL_INFO_CURRENTLY_UNAVAILABLE; |
| goto fail; |
| } |
| } |
| |
| if (!msg.group_id || !msg.channel_list) { |
| wpa_msg(p2p->cfg->msg_ctx, MSG_DEBUG, |
| "P2P: Mandatory attribute missing in Invitation " |
| "Request from " MACSTR, MAC2STR(sa)); |
| status = P2P_SC_FAIL_INVALID_PARAMS; |
| goto fail; |
| } |
| |
| if (msg.invitation_flags) |
| persistent = *msg.invitation_flags & P2P_INVITATION_FLAGS_TYPE; |
| else { |
| /* Invitation Flags is a mandatory attribute starting from P2P |
| * spec 1.06. As a backwards compatibility mechanism, assume |
| * the request was for a persistent group if the attribute is |
| * missing. |
| */ |
| wpa_printf(MSG_DEBUG, "P2P: Mandatory Invitation Flags " |
| "attribute missing from Invitation Request"); |
| persistent = 1; |
| } |
| |
| if (p2p_peer_channels_check(p2p, &p2p->cfg->channels, dev, |
| msg.channel_list, msg.channel_list_len) < |
| 0) { |
| wpa_msg(p2p->cfg->msg_ctx, MSG_DEBUG, |
| "P2P: No common channels found"); |
| status = P2P_SC_FAIL_NO_COMMON_CHANNELS; |
| goto fail; |
| } |
| |
| if (p2p->cfg->invitation_process) { |
| status = p2p->cfg->invitation_process( |
| p2p->cfg->cb_ctx, sa, msg.group_bssid, msg.group_id, |
| msg.group_id + ETH_ALEN, msg.group_id_len - ETH_ALEN, |
| &go, group_bssid, &op_freq, persistent); |
| } |
| |
| if (op_freq) { |
| wpa_msg(p2p->cfg->msg_ctx, MSG_DEBUG, "P2P: Invitation " |
| "processing forced frequency %d MHz", op_freq); |
| if (p2p_freq_to_channel(p2p->cfg->country, op_freq, |
| ®_class, &channel) < 0) { |
| wpa_msg(p2p->cfg->msg_ctx, MSG_DEBUG, |
| "P2P: Unknown forced freq %d MHz from " |
| "invitation_process()", op_freq); |
| status = P2P_SC_FAIL_NO_COMMON_CHANNELS; |
| goto fail; |
| } |
| |
| p2p_channels_intersect(&p2p->cfg->channels, &dev->channels, |
| &intersection); |
| if (!p2p_channels_includes(&intersection, reg_class, channel)) |
| { |
| wpa_msg(p2p->cfg->msg_ctx, MSG_DEBUG, |
| "P2P: forced freq %d MHz not in the supported " |
| "channels interaction", op_freq); |
| status = P2P_SC_FAIL_NO_COMMON_CHANNELS; |
| goto fail; |
| } |
| |
| if (status == P2P_SC_SUCCESS) |
| channels = &intersection; |
| } else { |
| wpa_msg(p2p->cfg->msg_ctx, MSG_DEBUG, |
| "P2P: No forced channel from invitation processing - " |
| "figure out best one to use"); |
| |
| p2p_channels_intersect(&p2p->cfg->channels, &dev->channels, |
| &intersection); |
| /* Default to own configuration as a starting point */ |
| p2p->op_reg_class = p2p->cfg->op_reg_class; |
| p2p->op_channel = p2p->cfg->op_channel; |
| wpa_msg(p2p->cfg->msg_ctx, MSG_DEBUG, "P2P: Own default " |
| "op_class %d channel %d", |
| p2p->op_reg_class, p2p->op_channel); |
| |
| /* Use peer preference if specified and compatible */ |
| if (msg.operating_channel) { |
| int req_freq; |
| req_freq = p2p_channel_to_freq( |
| (const char *) msg.operating_channel, |
| msg.operating_channel[3], |
| msg.operating_channel[4]); |
| wpa_msg(p2p->cfg->msg_ctx, MSG_DEBUG, "P2P: Peer " |
| "operating channel preference: %d MHz", |
| req_freq); |
| if (req_freq > 0 && |
| p2p_channels_includes(&intersection, |
| msg.operating_channel[3], |
| msg.operating_channel[4])) { |
| p2p->op_reg_class = msg.operating_channel[3]; |
| p2p->op_channel = msg.operating_channel[4]; |
| wpa_msg(p2p->cfg->msg_ctx, MSG_DEBUG, |
| "P2P: Use peer preference op_class %d " |
| "channel %d", |
| p2p->op_reg_class, p2p->op_channel); |
| } else { |
| wpa_msg(p2p->cfg->msg_ctx, MSG_DEBUG, |
| "P2P: Cannot use peer channel " |
| "preference"); |
| } |
| } |
| |
| if (!p2p_channels_includes(&intersection, p2p->op_reg_class, |
| p2p->op_channel)) { |
| wpa_msg(p2p->cfg->msg_ctx, MSG_DEBUG, |
| "P2P: Initially selected channel (op_class %d " |
| "channel %d) not in channel intersection - try " |
| "to reselect", |
| p2p->op_reg_class, p2p->op_channel); |
| p2p_reselect_channel(p2p, &intersection); |
| wpa_msg(p2p->cfg->msg_ctx, MSG_DEBUG, |
| "P2P: Re-selection result: op_class %d " |
| "channel %d", |
| p2p->op_reg_class, p2p->op_channel); |
| if (!p2p_channels_includes(&intersection, |
| p2p->op_reg_class, |
| p2p->op_channel)) { |
| wpa_msg(p2p->cfg->msg_ctx, MSG_DEBUG, |
| "P2P: Peer does not support selected " |
| "operating channel (reg_class=%u " |
| "channel=%u)", |
| p2p->op_reg_class, p2p->op_channel); |
| status = P2P_SC_FAIL_NO_COMMON_CHANNELS; |
| goto fail; |
| } |
| } |
| |
| op_freq = p2p_channel_to_freq(p2p->cfg->country, |
| p2p->op_reg_class, |
| p2p->op_channel); |
| if (op_freq < 0) { |
| wpa_msg(p2p->cfg->msg_ctx, MSG_DEBUG, |
| "P2P: Unknown operational channel " |
| "(country=%c%c reg_class=%u channel=%u)", |
| p2p->cfg->country[0], p2p->cfg->country[1], |
| p2p->op_reg_class, p2p->op_channel); |
| status = P2P_SC_FAIL_NO_COMMON_CHANNELS; |
| goto fail; |
| } |
| wpa_msg(p2p->cfg->msg_ctx, MSG_DEBUG, "P2P: Selected operating " |
| "channel - %d MHz", op_freq); |
| |
| if (status == P2P_SC_SUCCESS) { |
| reg_class = p2p->op_reg_class; |
| channel = p2p->op_channel; |
| channels = &intersection; |
| } |
| } |
| |
| fail: |
| if (go && status == P2P_SC_SUCCESS && !is_zero_ether_addr(group_bssid)) |
| bssid = group_bssid; |
| else |
| bssid = NULL; |
| resp = p2p_build_invitation_resp(p2p, dev, msg.dialog_token, status, |
| bssid, reg_class, channel, channels); |
| |
| if (resp == NULL) |
| goto out; |
| |
| if (rx_freq > 0) |
| freq = rx_freq; |
| else |
| freq = p2p_channel_to_freq(p2p->cfg->country, |
| p2p->cfg->reg_class, |
| p2p->cfg->channel); |
| if (freq < 0) { |
| wpa_msg(p2p->cfg->msg_ctx, MSG_DEBUG, |
| "P2P: Unknown regulatory class/channel"); |
| goto out; |
| } |
| |
| /* |
| * Store copy of invitation data to be used when processing TX status |
| * callback for the Acton frame. |
| */ |
| os_memcpy(p2p->inv_sa, sa, ETH_ALEN); |
| if (msg.group_bssid) { |
| os_memcpy(p2p->inv_group_bssid, msg.group_bssid, ETH_ALEN); |
| p2p->inv_group_bssid_ptr = p2p->inv_group_bssid; |
| } else |
| p2p->inv_group_bssid_ptr = NULL; |
| if (msg.group_id_len - ETH_ALEN <= 32) { |
| os_memcpy(p2p->inv_ssid, msg.group_id + ETH_ALEN, |
| msg.group_id_len - ETH_ALEN); |
| p2p->inv_ssid_len = msg.group_id_len - ETH_ALEN; |
| } |
| os_memcpy(p2p->inv_go_dev_addr, msg.group_id, ETH_ALEN); |
| p2p->inv_status = status; |
| p2p->inv_op_freq = op_freq; |
| |
| p2p->pending_action_state = P2P_PENDING_INVITATION_RESPONSE; |
| if (p2p_send_action(p2p, freq, sa, p2p->cfg->dev_addr, |
| p2p->cfg->dev_addr, |
| wpabuf_head(resp), wpabuf_len(resp), 200) < 0) { |
| wpa_msg(p2p->cfg->msg_ctx, MSG_DEBUG, |
| "P2P: Failed to send Action frame"); |
| } |
| |
| out: |
| wpabuf_free(resp); |
| p2p_parse_free(&msg); |
| } |
| |
| |
| void p2p_process_invitation_resp(struct p2p_data *p2p, const u8 *sa, |
| const u8 *data, size_t len) |
| { |
| struct p2p_device *dev; |
| struct p2p_message msg; |
| |
| wpa_msg(p2p->cfg->msg_ctx, MSG_DEBUG, |
| "P2P: Received Invitation Response from " MACSTR, |
| MAC2STR(sa)); |
| |
| dev = p2p_get_device(p2p, sa); |
| if (dev == NULL) { |
| wpa_msg(p2p->cfg->msg_ctx, MSG_DEBUG, |
| "P2P: Ignore Invitation Response from unknown peer " |
| MACSTR, MAC2STR(sa)); |
| return; |
| } |
| |
| if (dev != p2p->invite_peer) { |
| wpa_msg(p2p->cfg->msg_ctx, MSG_DEBUG, |
| "P2P: Ignore unexpected Invitation Response from peer " |
| MACSTR, MAC2STR(sa)); |
| return; |
| } |
| |
| if (p2p_parse(data, len, &msg)) |
| return; |
| |
| if (!msg.status) { |
| wpa_msg(p2p->cfg->msg_ctx, MSG_DEBUG, |
| "P2P: Mandatory Status attribute missing in " |
| "Invitation Response from " MACSTR, MAC2STR(sa)); |
| p2p_parse_free(&msg); |
| return; |
| } |
| |
| if (p2p->cfg->invitation_result) |
| p2p->cfg->invitation_result(p2p->cfg->cb_ctx, *msg.status, |
| msg.group_bssid); |
| |
| p2p_parse_free(&msg); |
| |
| p2p_clear_timeout(p2p); |
| p2p_set_state(p2p, P2P_IDLE); |
| p2p->invite_peer = NULL; |
| } |
| |
| |
| int p2p_invite_send(struct p2p_data *p2p, struct p2p_device *dev, |
| const u8 *go_dev_addr) |
| { |
| struct wpabuf *req; |
| int freq; |
| |
| freq = dev->listen_freq > 0 ? dev->listen_freq : dev->oper_freq; |
| if (freq <= 0) { |
| wpa_msg(p2p->cfg->msg_ctx, MSG_DEBUG, |
| "P2P: No Listen/Operating frequency known for the " |
| "peer " MACSTR " to send Invitation Request", |
| MAC2STR(dev->info.p2p_device_addr)); |
| return -1; |
| } |
| |
| req = p2p_build_invitation_req(p2p, dev, go_dev_addr); |
| if (req == NULL) |
| return -1; |
| if (p2p->state != P2P_IDLE) |
| p2p_stop_listen_for_freq(p2p, freq); |
| wpa_msg(p2p->cfg->msg_ctx, MSG_DEBUG, |
| "P2P: Sending Invitation Request"); |
| p2p_set_state(p2p, P2P_INVITE); |
| p2p->pending_action_state = P2P_PENDING_INVITATION_REQUEST; |
| p2p->invite_peer = dev; |
| dev->invitation_reqs++; |
| if (p2p_send_action(p2p, freq, dev->info.p2p_device_addr, |
| p2p->cfg->dev_addr, dev->info.p2p_device_addr, |
| wpabuf_head(req), wpabuf_len(req), 200) < 0) { |
| wpa_msg(p2p->cfg->msg_ctx, MSG_DEBUG, |
| "P2P: Failed to send Action frame"); |
| /* Use P2P find to recover and retry */ |
| p2p_set_timeout(p2p, 0, 0); |
| } |
| |
| wpabuf_free(req); |
| |
| return 0; |
| } |
| |
| |
| void p2p_invitation_req_cb(struct p2p_data *p2p, int success) |
| { |
| wpa_msg(p2p->cfg->msg_ctx, MSG_DEBUG, |
| "P2P: Invitation Request TX callback: success=%d", success); |
| |
| if (p2p->invite_peer == NULL) { |
| wpa_msg(p2p->cfg->msg_ctx, MSG_DEBUG, |
| "P2P: No pending Invite"); |
| return; |
| } |
| |
| /* |
| * Use P2P find, if needed, to find the other device from its listen |
| * channel. |
| */ |
| p2p_set_state(p2p, P2P_INVITE); |
| p2p_set_timeout(p2p, 0, 100000); |
| } |
| |
| |
| void p2p_invitation_resp_cb(struct p2p_data *p2p, int success) |
| { |
| wpa_msg(p2p->cfg->msg_ctx, MSG_DEBUG, |
| "P2P: Invitation Response TX callback: success=%d", success); |
| p2p->cfg->send_action_done(p2p->cfg->cb_ctx); |
| |
| if (success && p2p->cfg->invitation_received) { |
| p2p->cfg->invitation_received(p2p->cfg->cb_ctx, |
| p2p->inv_sa, |
| p2p->inv_group_bssid_ptr, |
| p2p->inv_ssid, p2p->inv_ssid_len, |
| p2p->inv_go_dev_addr, |
| p2p->inv_status, |
| p2p->inv_op_freq); |
| } |
| } |
| |
| |
| int p2p_invite(struct p2p_data *p2p, const u8 *peer, enum p2p_invite_role role, |
| const u8 *bssid, const u8 *ssid, size_t ssid_len, |
| unsigned int force_freq, const u8 *go_dev_addr, |
| int persistent_group) |
| { |
| struct p2p_device *dev; |
| |
| wpa_msg(p2p->cfg->msg_ctx, MSG_DEBUG, |
| "P2P: Request to invite peer " MACSTR " role=%d persistent=%d " |
| "force_freq=%u", |
| MAC2STR(peer), role, persistent_group, force_freq); |
| if (bssid) |
| wpa_msg(p2p->cfg->msg_ctx, MSG_DEBUG, |
| "P2P: Invitation for BSSID " MACSTR, MAC2STR(bssid)); |
| if (go_dev_addr) { |
| wpa_msg(p2p->cfg->msg_ctx, MSG_DEBUG, |
| "P2P: Invitation for GO Device Address " MACSTR, |
| MAC2STR(go_dev_addr)); |
| os_memcpy(p2p->invite_go_dev_addr_buf, go_dev_addr, ETH_ALEN); |
| p2p->invite_go_dev_addr = p2p->invite_go_dev_addr_buf; |
| } else |
| p2p->invite_go_dev_addr = NULL; |
| wpa_hexdump_ascii(MSG_DEBUG, "P2P: Invitation for SSID", |
| ssid, ssid_len); |
| |
| dev = p2p_get_device(p2p, peer); |
| if (dev == NULL || (dev->listen_freq <= 0 && dev->oper_freq <= 0)) { |
| wpa_msg(p2p->cfg->msg_ctx, MSG_DEBUG, |
| "P2P: Cannot invite unknown P2P Device " MACSTR, |
| MAC2STR(peer)); |
| return -1; |
| } |
| |
| if (dev->flags & P2P_DEV_GROUP_CLIENT_ONLY) { |
| if (!(dev->info.dev_capab & |
| P2P_DEV_CAPAB_CLIENT_DISCOVERABILITY)) { |
| wpa_msg(p2p->cfg->msg_ctx, MSG_DEBUG, |
| "P2P: Cannot invite a P2P Device " MACSTR |
| " that is in a group and is not discoverable", |
| MAC2STR(peer)); |
| } |
| /* TODO: use device discoverability request through GO */ |
| } |
| |
| dev->invitation_reqs = 0; |
| |
| if (force_freq) { |
| if (p2p_freq_to_channel(p2p->cfg->country, force_freq, |
| &p2p->op_reg_class, &p2p->op_channel) < |
| 0) { |
| wpa_msg(p2p->cfg->msg_ctx, MSG_DEBUG, |
| "P2P: Unsupported frequency %u MHz", |
| force_freq); |
| return -1; |
| } |
| p2p->channels.reg_classes = 1; |
| p2p->channels.reg_class[0].channels = 1; |
| p2p->channels.reg_class[0].reg_class = p2p->op_reg_class; |
| p2p->channels.reg_class[0].channel[0] = p2p->op_channel; |
| } else { |
| p2p->op_reg_class = p2p->cfg->op_reg_class; |
| p2p->op_channel = p2p->cfg->op_channel; |
| os_memcpy(&p2p->channels, &p2p->cfg->channels, |
| sizeof(struct p2p_channels)); |
| } |
| |
| if (p2p->state != P2P_IDLE) |
| p2p_stop_find(p2p); |
| |
| p2p->inv_role = role; |
| p2p->inv_bssid_set = bssid != NULL; |
| if (bssid) |
| os_memcpy(p2p->inv_bssid, bssid, ETH_ALEN); |
| os_memcpy(p2p->inv_ssid, ssid, ssid_len); |
| p2p->inv_ssid_len = ssid_len; |
| p2p->inv_persistent = persistent_group; |
| return p2p_invite_send(p2p, dev, go_dev_addr); |
| } |