Accumulative patch from commit 77e4e85321a0a1255901914d5de916aba050f9e1
P2P: Mark peer authorized for persistent group invitation
P2P: Indicate frequency for upper layer invitation processing
Allow wpa_supplicant AP mode to configure Beacon interval
P2P: Use peer's channel list to limit GO freq on invitation
P2P: Allow P2P client to specify preferred group channel
P2P: Use shared function for setting up frequencies
P2P: Allow all channels in case of multi channel concurrency
hostapd: Make VHT IE struct more expressive
Change-Id: I6d86d98a10a1a699bb464c5b916ebf21f626558b
Signed-off-by: Dmitry Shmidt <dimitrysh@google.com>
diff --git a/src/p2p/p2p_invitation.c b/src/p2p/p2p_invitation.c
index 9283113..43d9475 100644
--- a/src/p2p/p2p_invitation.c
+++ b/src/p2p/p2p_invitation.c
@@ -62,8 +62,11 @@
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_role != P2P_INVITE_ROLE_CLIENT ||
+ !(peer->flags & P2P_DEV_NO_PREF_CHAN))
+ 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);
@@ -406,6 +409,7 @@
{
struct p2p_device *dev;
struct p2p_message msg;
+ struct p2p_channels intersection, *channels = NULL;
wpa_msg(p2p->cfg->msg_ctx, MSG_DEBUG,
"P2P: Received Invitation Response from " MACSTR,
@@ -437,9 +441,32 @@
return;
}
+ if (!msg.channel_list) {
+ wpa_msg(p2p->cfg->msg_ctx, MSG_DEBUG,
+ "P2P: Mandatory Channel List attribute missing in "
+ "Invitation Response from " MACSTR, MAC2STR(sa));
+#ifdef CONFIG_P2P_STRICT
+ p2p_parse_free(&msg);
+ return;
+#endif /* CONFIG_P2P_STRICT */
+ /* Try to survive without peer channel list */
+ channels = &p2p->channels;
+ } else if (p2p_peer_channels_check(p2p, &p2p->channels, dev,
+ msg.channel_list,
+ msg.channel_list_len) < 0) {
+ wpa_msg(p2p->cfg->msg_ctx, MSG_DEBUG,
+ "P2P: No common channels found");
+ p2p_parse_free(&msg);
+ return;
+ } else {
+ p2p_channels_intersect(&p2p->channels, &dev->channels,
+ &intersection);
+ channels = &intersection;
+ }
+
if (p2p->cfg->invitation_result)
p2p->cfg->invitation_result(p2p->cfg->cb_ctx, *msg.status,
- msg.group_bssid);
+ msg.group_bssid, channels);
p2p_parse_free(&msg);
@@ -535,7 +562,7 @@
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)
+ int persistent_group, unsigned int pref_freq)
{
struct p2p_device *dev;
@@ -565,6 +592,15 @@
return -1;
}
+ if (p2p_prepare_channel(p2p, dev, force_freq, pref_freq) < 0)
+ return -1;
+
+ if (persistent_group && role == P2P_INVITE_ROLE_CLIENT && !force_freq &&
+ !pref_freq)
+ dev->flags |= P2P_DEV_NO_PREF_CHAN;
+ else
+ dev->flags &= ~P2P_DEV_NO_PREF_CHAN;
+
if (dev->flags & P2P_DEV_GROUP_CLIENT_ONLY) {
if (!(dev->info.dev_capab &
P2P_DEV_CAPAB_CLIENT_DISCOVERABILITY)) {
@@ -578,32 +614,6 @@
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;
- }
-#ifdef ANDROID_P2P
- wpa_msg(p2p->cfg->msg_ctx, MSG_DEBUG, "Single channel list %d", p2p->op_channel);
-#endif
- 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 {
-#ifdef ANDROID_P2P
- wpa_msg(p2p->cfg->msg_ctx, MSG_DEBUG, "Full channel list");
-#endif
- 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);