* Wi-Fi Direct - P2P Device Discoverability procedure
* Copyright (c) 2010, Atheros Communications
*
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License version 2 as
- * published by the Free Software Foundation.
- *
- * Alternatively, this software may be distributed under the terms of BSD
- * license.
- *
- * See README and COPYING for more details.
+ * This software may be distributed under the terms of the BSD license.
+ * See README for more details.
*/
#include "includes.h"
len = p2p_buf_add_ie_hdr(buf);
p2p_buf_add_device_id(buf, dev_id);
- p2p_buf_add_group_id(buf, go->p2p_device_addr, go->oper_ssid,
+ p2p_buf_add_group_id(buf, go->info.p2p_device_addr, go->oper_ssid,
go->oper_ssid_len);
p2p_buf_update_ie_hdr(buf, len);
void p2p_dev_disc_req_cb(struct p2p_data *p2p, int success)
{
- wpa_msg(p2p->cfg->msg_ctx, MSG_DEBUG,
- "P2P: Device Discoverability Request TX callback: success=%d",
+ p2p_dbg(p2p, "Device Discoverability Request TX callback: success=%d",
success);
if (!success) {
return;
}
- wpa_msg(p2p->cfg->msg_ctx, MSG_DEBUG,
- "P2P: GO acknowledged Device Discoverability Request - wait "
- "for response");
+ p2p_dbg(p2p, "GO acknowledged Device Discoverability Request - wait for response");
/*
* TODO: is the remain-on-channel from Action frame TX long enough for
* most cases or should we try to increase its duration and/or start
{
struct p2p_device *go;
struct wpabuf *req;
+ unsigned int wait_time;
go = p2p_get_device(p2p, dev->member_in_go_dev);
if (go == NULL || dev->oper_freq <= 0) {
- wpa_msg(p2p->cfg->msg_ctx, MSG_DEBUG,
- "P2P: Could not find peer entry for GO and frequency "
- "to send Device Discoverability Request");
+ p2p_dbg(p2p, "Could not find peer entry for GO and frequency to send Device Discoverability Request");
return -1;
}
- req = p2p_build_dev_disc_req(p2p, go, dev->p2p_device_addr);
+ req = p2p_build_dev_disc_req(p2p, go, dev->info.p2p_device_addr);
if (req == NULL)
return -1;
- wpa_msg(p2p->cfg->msg_ctx, MSG_DEBUG,
- "P2P: Sending Device Discoverability Request to GO " MACSTR
+ p2p_dbg(p2p, "Sending Device Discoverability Request to GO " MACSTR
" for client " MACSTR,
- MAC2STR(go->p2p_device_addr), MAC2STR(dev->p2p_device_addr));
+ MAC2STR(go->info.p2p_device_addr),
+ MAC2STR(dev->info.p2p_device_addr));
p2p->pending_client_disc_go = go;
- os_memcpy(p2p->pending_client_disc_addr, dev->p2p_device_addr,
+ os_memcpy(p2p->pending_client_disc_addr, dev->info.p2p_device_addr,
ETH_ALEN);
p2p->pending_action_state = P2P_PENDING_DEV_DISC_REQUEST;
- if (p2p->cfg->send_action(p2p->cfg->cb_ctx, dev->oper_freq,
- go->p2p_device_addr, p2p->cfg->dev_addr,
- go->p2p_device_addr,
- wpabuf_head(req), wpabuf_len(req), 1000) < 0)
- {
- wpa_msg(p2p->cfg->msg_ctx, MSG_DEBUG,
- "P2P: Failed to send Action frame");
+ wait_time = 1000;
+ if (p2p->cfg->max_listen && wait_time > p2p->cfg->max_listen)
+ wait_time = p2p->cfg->max_listen;
+ if (p2p_send_action(p2p, dev->oper_freq, go->info.p2p_device_addr,
+ p2p->cfg->dev_addr, go->info.p2p_device_addr,
+ wpabuf_head(req), wpabuf_len(req), wait_time) < 0) {
+ p2p_dbg(p2p, "Failed to send Action frame");
wpabuf_free(req);
/* TODO: how to recover from failure? */
return -1;
void p2p_dev_disc_resp_cb(struct p2p_data *p2p, int success)
{
- wpa_msg(p2p->cfg->msg_ctx, MSG_DEBUG,
- "P2P: Device Discoverability Response TX callback: success=%d",
+ p2p_dbg(p2p, "Device Discoverability Response TX callback: success=%d",
success);
p2p->cfg->send_action_done(p2p->cfg->cb_ctx);
}
if (resp == NULL)
return;
- wpa_msg(p2p->cfg->msg_ctx, MSG_DEBUG,
- "P2P: Sending Device Discoverability Response to " MACSTR
+ p2p_dbg(p2p, "Sending Device Discoverability Response to " MACSTR
" (status %u freq %d)",
MAC2STR(addr), status, freq);
p2p->pending_action_state = P2P_PENDING_DEV_DISC_RESPONSE;
- if (p2p->cfg->send_action(p2p->cfg->cb_ctx, freq, addr,
- 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");
+ if (p2p_send_action(p2p, freq, addr, p2p->cfg->dev_addr,
+ p2p->cfg->dev_addr,
+ wpabuf_head(resp), wpabuf_len(resp), 200) < 0) {
+ p2p_dbg(p2p, "Failed to send Action frame");
}
wpabuf_free(resp);
struct p2p_message msg;
size_t g;
- wpa_msg(p2p->cfg->msg_ctx, MSG_DEBUG,
- "P2P: Received Device Discoverability Request from " MACSTR
+ p2p_dbg(p2p, "Received Device Discoverability Request from " MACSTR
" (freq=%d)", MAC2STR(sa), rx_freq);
if (p2p_parse(data, len, &msg))
return;
if (msg.dialog_token == 0) {
- wpa_msg(p2p->cfg->msg_ctx, MSG_DEBUG,
- "P2P: Invalid Dialog Token 0 (must be nonzero) in "
- "Device Discoverability Request");
+ p2p_dbg(p2p, "Invalid Dialog Token 0 (must be nonzero) in Device Discoverability Request");
p2p_send_dev_disc_resp(p2p, msg.dialog_token, sa, rx_freq,
P2P_SC_FAIL_INVALID_PARAMS);
p2p_parse_free(&msg);
}
if (msg.device_id == NULL) {
- wpa_msg(p2p->cfg->msg_ctx, MSG_DEBUG,
- "P2P: P2P Device ID attribute missing from Device "
- "Discoverability Request");
+ p2p_dbg(p2p, "P2P Device ID attribute missing from Device Discoverability Request");
p2p_send_dev_disc_resp(p2p, msg.dialog_token, sa, rx_freq,
P2P_SC_FAIL_INVALID_PARAMS);
p2p_parse_free(&msg);
for (g = 0; g < p2p->num_groups; g++) {
if (p2p_group_go_discover(p2p->groups[g], msg.device_id, sa,
rx_freq) == 0) {
- wpa_msg(p2p->cfg->msg_ctx, MSG_DEBUG, "P2P: Scheduled "
- "GO Discoverability Request for the target "
- "device");
+ p2p_dbg(p2p, "Scheduled GO Discoverability Request for the target device");
/*
* P2P group code will use a callback to indicate TX
* status, so that we can reply to the request once the
}
}
- wpa_msg(p2p->cfg->msg_ctx, MSG_DEBUG, "P2P: Requested client "
- "was not found in any group or did not support client "
- "discoverability");
+ p2p_dbg(p2p, "Requested client was not found in any group or did not support client discoverability");
p2p_send_dev_disc_resp(p2p, msg.dialog_token, sa, rx_freq,
P2P_SC_FAIL_UNABLE_TO_ACCOMMODATE);
p2p_parse_free(&msg);
struct p2p_device *go;
u8 status;
- wpa_msg(p2p->cfg->msg_ctx, MSG_DEBUG,
- "P2P: Received Device Discoverability Response from " MACSTR,
+ p2p_dbg(p2p, "Received Device Discoverability Response from " MACSTR,
MAC2STR(sa));
go = p2p->pending_client_disc_go;
- if (go == NULL || os_memcmp(sa, go->p2p_device_addr, ETH_ALEN) != 0) {
- wpa_msg(p2p->cfg->msg_ctx, MSG_DEBUG, "P2P: Ignore unexpected "
- "Device Discoverability Response");
+ if (go == NULL ||
+ os_memcmp(sa, go->info.p2p_device_addr, ETH_ALEN) != 0) {
+ p2p_dbg(p2p, "Ignore unexpected Device Discoverability Response");
return;
}
}
if (msg.dialog_token != go->dialog_token) {
- wpa_msg(p2p->cfg->msg_ctx, MSG_DEBUG, "P2P: Ignore Device "
- "Discoverability Response with unexpected dialog "
- "token %u (expected %u)",
+ p2p_dbg(p2p, "Ignore Device Discoverability Response with unexpected dialog token %u (expected %u)",
msg.dialog_token, go->dialog_token);
p2p_parse_free(&msg);
return;
status = *msg.status;
p2p_parse_free(&msg);
- wpa_msg(p2p->cfg->msg_ctx, MSG_DEBUG,
- "P2P: Device Discoverability Response status %u", status);
+ p2p_dbg(p2p, "Device Discoverability Response status %u", status);
if (p2p->go_neg_peer == NULL ||
os_memcmp(p2p->pending_client_disc_addr,
- p2p->go_neg_peer->p2p_device_addr, ETH_ALEN) != 0 ||
- os_memcmp(p2p->go_neg_peer->member_in_go_dev, go->p2p_device_addr,
- ETH_ALEN) != 0) {
- wpa_msg(p2p->cfg->msg_ctx, MSG_DEBUG, "P2P: No pending "
- "operation with the client discoverability peer "
- "anymore");
+ p2p->go_neg_peer->info.p2p_device_addr, ETH_ALEN) != 0 ||
+ os_memcmp(p2p->go_neg_peer->member_in_go_dev,
+ go->info.p2p_device_addr, ETH_ALEN) != 0) {
+ p2p_dbg(p2p, "No pending operation with the client discoverability peer anymore");
return;
}
* Peer is expected to be awake for at least 100 TU; try to
* connect immediately.
*/
- wpa_msg(p2p->cfg->msg_ctx, MSG_DEBUG,
- "P2P: Client discoverability request succeeded");
+ p2p_dbg(p2p, "Client discoverability request succeeded");
if (p2p->state == P2P_CONNECT) {
/*
* Change state to force the timeout to start in
* Client discoverability request failed; try to connect from
* timeout.
*/
- wpa_msg(p2p->cfg->msg_ctx, MSG_DEBUG,
- "P2P: Client discoverability request failed");
+ p2p_dbg(p2p, "Client discoverability request failed");
p2p_set_timeout(p2p, 0, 500000);
}
void p2p_go_disc_req_cb(struct p2p_data *p2p, int success)
{
- wpa_msg(p2p->cfg->msg_ctx, MSG_DEBUG,
- "P2P: GO Discoverability Request TX callback: success=%d",
+ p2p_dbg(p2p, "GO Discoverability Request TX callback: success=%d",
success);
p2p->cfg->send_action_done(p2p->cfg->cb_ctx);
if (p2p->pending_dev_disc_dialog_token == 0) {
- wpa_msg(p2p->cfg->msg_ctx, MSG_DEBUG, "P2P: No pending Device "
- "Discoverability Request");
+ p2p_dbg(p2p, "No pending Device Discoverability Request");
return;
}
unsigned int tu;
struct wpabuf *ies;
- wpa_msg(p2p->cfg->msg_ctx, MSG_DEBUG,
- "P2P: Received GO Discoverability Request - remain awake for "
- "100 TU");
+ p2p_dbg(p2p, "Received GO Discoverability Request - remain awake for 100 TU");
- ies = p2p_build_probe_resp_ies(p2p);
+ ies = p2p_build_probe_resp_ies(p2p, NULL, 0);
if (ies == NULL)
return;
tu = 100;
if (p2p->cfg->start_listen(p2p->cfg->cb_ctx, rx_freq, 1024 * tu / 1000,
ies) < 0) {
- wpa_msg(p2p->cfg->msg_ctx, MSG_DEBUG,
- "P2P: Failed to start listen mode for client "
- "discoverability");
+ p2p_dbg(p2p, "Failed to start listen mode for client discoverability");
}
wpabuf_free(ies);
}
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