/*
* wpa_supplicant - P2P
* Copyright (c) 2009-2010, Atheros Communications
+ * Copyright (c) 2010-2014, Jouni Malinen <j@w1.fi>
*
* This software may be distributed under the terms of the BSD license.
* See README for more details.
#include "p2p/p2p.h"
#include "ap/hostapd.h"
#include "ap/ap_config.h"
+#include "ap/sta_info.h"
+#include "ap/ap_drv_ops.h"
#include "ap/p2p_hostapd.h"
#include "eapol_supp/eapol_supp_sm.h"
#include "rsn_supp/wpa.h"
#include "offchannel.h"
#include "wps_supplicant.h"
#include "p2p_supplicant.h"
+#include "wifi_display.h"
/*
#define P2P_MAX_INITIAL_CONN_WAIT 10
#endif /* P2P_MAX_INITIAL_CONN_WAIT */
+#ifndef P2P_MAX_INITIAL_CONN_WAIT_GO
+/*
+ * How many seconds to wait for initial 4-way handshake to get completed after
+ * WPS provisioning step on the GO. This controls the extra time the P2P
+ * operation is considered to be in progress (e.g., to delay other scans) after
+ * WPS provisioning has been completed on the GO during group formation.
+ */
+#define P2P_MAX_INITIAL_CONN_WAIT_GO 10
+#endif /* P2P_MAX_INITIAL_CONN_WAIT_GO */
+
+#ifndef P2P_MAX_INITIAL_CONN_WAIT_GO_REINVOKE
+/*
+ * How many seconds to wait for initial 4-way handshake to get completed after
+ * re-invocation of a persistent group on the GO when the client is expected
+ * to connect automatically (no user interaction).
+ */
+#define P2P_MAX_INITIAL_CONN_WAIT_GO_REINVOKE 15
+#endif /* P2P_MAX_INITIAL_CONN_WAIT_GO_REINVOKE */
+
#ifndef P2P_CONCURRENT_SEARCH_DELAY
#define P2P_CONCURRENT_SEARCH_DELAY 500
#endif /* P2P_CONCURRENT_SEARCH_DELAY */
+#define P2P_MGMT_DEVICE_PREFIX "p2p-dev-"
+
enum p2p_group_removal_reason {
P2P_GROUP_REMOVAL_UNKNOWN,
P2P_GROUP_REMOVAL_SILENT,
P2P_GROUP_REMOVAL_REQUESTED,
P2P_GROUP_REMOVAL_IDLE_TIMEOUT,
P2P_GROUP_REMOVAL_UNAVAILABLE,
- P2P_GROUP_REMOVAL_GO_ENDING_SESSION
+ P2P_GROUP_REMOVAL_GO_ENDING_SESSION,
+ P2P_GROUP_REMOVAL_PSK_FAILURE,
+ P2P_GROUP_REMOVAL_FREQ_CONFLICT
};
static void wpas_p2p_set_group_idle_timeout(struct wpa_supplicant *wpa_s);
static void wpas_p2p_group_formation_timeout(void *eloop_ctx,
void *timeout_ctx);
+static void wpas_p2p_group_freq_conflict(void *eloop_ctx, void *timeout_ctx);
static void wpas_p2p_fallback_to_go_neg(struct wpa_supplicant *wpa_s,
int group_added);
static int wpas_p2p_stop_find_oper(struct wpa_supplicant *wpa_s);
+/*
+ * Get the number of concurrent channels that the HW can operate, but that are
+ * currently not in use by any of the wpa_supplicant interfaces.
+ */
+static int wpas_p2p_num_unused_channels(struct wpa_supplicant *wpa_s)
+{
+ int *freqs;
+ int num, unused;
+
+ freqs = os_calloc(wpa_s->num_multichan_concurrent, sizeof(int));
+ if (!freqs)
+ return -1;
+
+ num = get_shared_radio_freqs(wpa_s, freqs,
+ wpa_s->num_multichan_concurrent);
+ os_free(freqs);
+
+ unused = wpa_s->num_multichan_concurrent - num;
+ wpa_dbg(wpa_s, MSG_DEBUG, "P2P: num_unused_channels: %d", unused);
+ return unused;
+}
+
+
+/*
+ * Get the frequencies that are currently in use by one or more of the virtual
+ * interfaces, and that are also valid for P2P operation.
+ */
+static int wpas_p2p_valid_oper_freqs(struct wpa_supplicant *wpa_s,
+ int *p2p_freqs, unsigned int len)
+{
+ int *freqs;
+ unsigned int num, i, j;
+
+ freqs = os_calloc(wpa_s->num_multichan_concurrent, sizeof(int));
+ if (!freqs)
+ return -1;
+
+ num = get_shared_radio_freqs(wpa_s, freqs,
+ wpa_s->num_multichan_concurrent);
+
+ os_memset(p2p_freqs, 0, sizeof(int) * len);
+
+ for (i = 0, j = 0; i < num && j < len; i++) {
+ if (p2p_supported_freq(wpa_s->global->p2p, freqs[i]))
+ p2p_freqs[j++] = freqs[i];
+ }
+
+ os_free(freqs);
+
+ dump_freq_array(wpa_s, "valid for P2P", p2p_freqs, j);
+
+ return j;
+}
+
+
static void wpas_p2p_set_own_freq_preference(struct wpa_supplicant *wpa_s,
int freq)
{
if (wpa_s->global->p2p_disabled || wpa_s->global->p2p == NULL)
return;
- if (freq > 0 &&
- (wpa_s->drv_flags & WPA_DRIVER_FLAGS_MULTI_CHANNEL_CONCURRENT) &&
- wpa_s->parent->conf->p2p_ignore_shared_freq)
+ if (wpa_s->parent->conf->p2p_ignore_shared_freq &&
+ freq > 0 && wpa_s->num_multichan_concurrent > 1 &&
+ wpas_p2p_num_unused_channels(wpa_s) > 0) {
+ wpa_printf(MSG_DEBUG, "P2P: Ignore own channel preference %d MHz due to p2p_ignore_shared_freq=1 configuration",
+ freq);
freq = 0;
+ }
p2p_set_own_freq_preference(wpa_s->global->p2p, freq);
}
{
size_t i;
+ if (wpa_s->p2p_scan_work) {
+ struct wpa_radio_work *work = wpa_s->p2p_scan_work;
+ wpa_s->p2p_scan_work = NULL;
+ radio_work_done(work);
+ }
+
if (wpa_s->global->p2p_disabled || wpa_s->global->p2p == NULL)
return;
for (i = 0; i < scan_res->num; i++) {
struct wpa_scan_res *bss = scan_res->res[i];
- struct os_time time_tmp_age, entry_ts;
+ struct os_reltime time_tmp_age, entry_ts;
+ const u8 *ies;
+ size_t ies_len;
+
time_tmp_age.sec = bss->age / 1000;
time_tmp_age.usec = (bss->age % 1000) * 1000;
- os_time_sub(&scan_res->fetch_time, &time_tmp_age, &entry_ts);
+ os_reltime_sub(&scan_res->fetch_time, &time_tmp_age, &entry_ts);
+
+ ies = (const u8 *) (bss + 1);
+ ies_len = bss->ie_len;
+ if (bss->beacon_ie_len > 0 &&
+ !wpa_scan_get_vendor_ie(bss, P2P_IE_VENDOR_TYPE) &&
+ wpa_scan_get_vendor_ie_beacon(bss, P2P_IE_VENDOR_TYPE)) {
+ wpa_printf(MSG_DEBUG, "P2P: Use P2P IE(s) from Beacon frame since no P2P IE(s) in Probe Response frames received for "
+ MACSTR, MAC2STR(bss->bssid));
+ ies = ies + ies_len;
+ ies_len = bss->beacon_ie_len;
+ }
+
+
if (p2p_scan_res_handler(wpa_s->global->p2p, bss->bssid,
bss->freq, &entry_ts, bss->level,
- (const u8 *) (bss + 1),
- bss->ie_len) > 0)
+ ies, ies_len) > 0)
break;
}
}
+static void wpas_p2p_trigger_scan_cb(struct wpa_radio_work *work, int deinit)
+{
+ struct wpa_supplicant *wpa_s = work->wpa_s;
+ struct wpa_driver_scan_params *params = work->ctx;
+ int ret;
+
+ if (deinit) {
+ wpa_scan_free_params(params);
+ return;
+ }
+
+ ret = wpa_drv_scan(wpa_s, params);
+ wpa_scan_free_params(params);
+ work->ctx = NULL;
+ if (ret) {
+ radio_work_done(work);
+ return;
+ }
+
+ os_get_reltime(&wpa_s->scan_trigger_time);
+ wpa_s->scan_res_handler = wpas_p2p_scan_res_handler;
+ wpa_s->own_scan_requested = 1;
+ wpa_s->p2p_scan_work = work;
+}
+
+
static int wpas_p2p_scan(void *ctx, enum p2p_scan_type type, int freq,
unsigned int num_req_dev_types,
const u8 *req_dev_types, const u8 *dev_id, u16 pw_id)
{
struct wpa_supplicant *wpa_s = ctx;
- struct wpa_supplicant *ifs;
- struct wpa_driver_scan_params params;
- int ret;
+ struct wpa_driver_scan_params *params = NULL;
struct wpabuf *wps_ie, *ies;
- int social_channels[] = { 2412, 2437, 2462, 0, 0 };
size_t ielen;
+ u8 *n;
if (wpa_s->global->p2p_disabled || wpa_s->global->p2p == NULL)
return -1;
- for (ifs = wpa_s->global->ifaces; ifs; ifs = ifs->next) {
- if (ifs->sta_scan_pending &&
- (wpas_scan_scheduled(ifs) || ifs->scanning) &&
- wpas_p2p_in_progress(wpa_s) == 2) {
- wpa_printf(MSG_DEBUG, "Delaying P2P scan to allow "
- "pending station mode scan to be "
- "completed on interface %s", ifs->ifname);
- wpa_s->global->p2p_cb_on_scan_complete = 1;
- wpa_supplicant_req_scan(ifs, 0, 0);
- return 1;
- }
+ if (wpa_s->p2p_scan_work) {
+ wpa_dbg(wpa_s, MSG_INFO, "P2P: Reject scan trigger since one is already pending");
+ return -1;
}
- os_memset(¶ms, 0, sizeof(params));
+ params = os_zalloc(sizeof(*params));
+ if (params == NULL)
+ return -1;
/* P2P Wildcard SSID */
- params.num_ssids = 1;
- params.ssids[0].ssid = (u8 *) P2P_WILDCARD_SSID;
- params.ssids[0].ssid_len = P2P_WILDCARD_SSID_LEN;
+ params->num_ssids = 1;
+ n = os_malloc(P2P_WILDCARD_SSID_LEN);
+ if (n == NULL)
+ goto fail;
+ os_memcpy(n, P2P_WILDCARD_SSID, P2P_WILDCARD_SSID_LEN);
+ params->ssids[0].ssid = n;
+ params->ssids[0].ssid_len = P2P_WILDCARD_SSID_LEN;
wpa_s->wps->dev.p2p = 1;
wps_ie = wps_build_probe_req_ie(pw_id, &wpa_s->wps->dev,
wpa_s->wps->uuid, WPS_REQ_ENROLLEE,
num_req_dev_types, req_dev_types);
if (wps_ie == NULL)
- return -1;
+ goto fail;
ielen = p2p_scan_ie_buf_len(wpa_s->global->p2p);
ies = wpabuf_alloc(wpabuf_len(wps_ie) + ielen);
if (ies == NULL) {
wpabuf_free(wps_ie);
- return -1;
+ goto fail;
}
wpabuf_put_buf(ies, wps_ie);
wpabuf_free(wps_ie);
p2p_scan_ie(wpa_s->global->p2p, ies, dev_id);
- params.p2p_probe = 1;
- params.extra_ies = wpabuf_head(ies);
- params.extra_ies_len = wpabuf_len(ies);
+ params->p2p_probe = 1;
+ n = os_malloc(wpabuf_len(ies));
+ if (n == NULL) {
+ wpabuf_free(ies);
+ goto fail;
+ }
+ os_memcpy(n, wpabuf_head(ies), wpabuf_len(ies));
+ params->extra_ies = n;
+ params->extra_ies_len = wpabuf_len(ies);
+ wpabuf_free(ies);
switch (type) {
case P2P_SCAN_SOCIAL:
- params.freqs = social_channels;
+ params->freqs = os_malloc(4 * sizeof(int));
+ if (params->freqs == NULL)
+ goto fail;
+ params->freqs[0] = 2412;
+ params->freqs[1] = 2437;
+ params->freqs[2] = 2462;
+ params->freqs[3] = 0;
break;
case P2P_SCAN_FULL:
break;
case P2P_SCAN_SOCIAL_PLUS_ONE:
- social_channels[3] = freq;
- params.freqs = social_channels;
+ params->freqs = os_malloc(5 * sizeof(int));
+ if (params->freqs == NULL)
+ goto fail;
+ params->freqs[0] = 2412;
+ params->freqs[1] = 2437;
+ params->freqs[2] = 2462;
+ params->freqs[3] = freq;
+ params->freqs[4] = 0;
break;
}
- ret = wpa_drv_scan(wpa_s, ¶ms);
-
- wpabuf_free(ies);
-
- if (ret) {
- for (ifs = wpa_s->global->ifaces; ifs; ifs = ifs->next) {
- if (ifs->scanning ||
- ifs->scan_res_handler == wpas_p2p_scan_res_handler) {
- wpa_s->global->p2p_cb_on_scan_complete = 1;
- ret = 1;
- break;
- }
- }
- } else {
- os_get_time(&wpa_s->scan_trigger_time);
- wpa_s->scan_res_handler = wpas_p2p_scan_res_handler;
- }
+ radio_remove_unstarted_work(wpa_s, "p2p-scan");
+ if (radio_add_work(wpa_s, 0, "p2p-scan", 0, wpas_p2p_trigger_scan_cb,
+ params) < 0)
+ goto fail;
+ return 0;
- return ret;
+fail:
+ wpa_scan_free_params(params);
+ return -1;
}
gtype = "GO";
if (wpa_s->cross_connect_in_use) {
wpa_s->cross_connect_in_use = 0;
- wpa_msg(wpa_s->parent, MSG_INFO,
- P2P_EVENT_CROSS_CONNECT_DISABLE "%s %s",
- wpa_s->ifname, wpa_s->cross_connect_uplink);
+ wpa_msg_global(wpa_s->parent, MSG_INFO,
+ P2P_EVENT_CROSS_CONNECT_DISABLE "%s %s",
+ wpa_s->ifname, wpa_s->cross_connect_uplink);
}
switch (removal_reason) {
case P2P_GROUP_REMOVAL_REQUESTED:
case P2P_GROUP_REMOVAL_GO_ENDING_SESSION:
reason = " reason=GO_ENDING_SESSION";
break;
+ case P2P_GROUP_REMOVAL_PSK_FAILURE:
+ reason = " reason=PSK_FAILURE";
+ break;
+ case P2P_GROUP_REMOVAL_FREQ_CONFLICT:
+ reason = " reason=FREQ_CONFLICT";
+ break;
default:
reason = "";
break;
}
if (removal_reason != P2P_GROUP_REMOVAL_SILENT) {
- wpa_msg(wpa_s->parent, MSG_INFO,
- P2P_EVENT_GROUP_REMOVED "%s %s%s",
- wpa_s->ifname, gtype, reason);
+ wpa_msg_global(wpa_s->parent, MSG_INFO,
+ P2P_EVENT_GROUP_REMOVED "%s %s%s",
+ wpa_s->ifname, gtype, reason);
}
+ if (eloop_cancel_timeout(wpas_p2p_group_freq_conflict, wpa_s, NULL) > 0)
+ wpa_printf(MSG_DEBUG, "P2P: Cancelled P2P group freq_conflict timeout");
if (eloop_cancel_timeout(wpas_p2p_group_idle_timeout, wpa_s, NULL) > 0)
wpa_printf(MSG_DEBUG, "P2P: Cancelled P2P group idle timeout");
if (eloop_cancel_timeout(wpas_p2p_group_formation_timeout,
wpa_s->p2p_in_provisioning = 0;
}
+ /*
+ * Make sure wait for the first client does not remain active after the
+ * group has been removed.
+ */
+ wpa_s->global->p2p_go_wait_client.sec = 0;
+
if (removal_reason != P2P_GROUP_REMOVAL_SILENT && ssid)
wpas_notify_p2p_group_removed(wpa_s, ssid, gtype);
return 1;
}
+ if (!wpa_s->p2p_go_group_formation_completed) {
+ wpa_s->global->p2p_group_formation = NULL;
+ wpa_s->p2p_in_provisioning = 0;
+ }
+
+ wpa_s->show_group_started = 0;
+ os_free(wpa_s->go_params);
+ wpa_s->go_params = NULL;
+
+ wpa_s->waiting_presence_resp = 0;
+
wpa_printf(MSG_DEBUG, "P2P: Remove temporary group network");
if (ssid && (ssid->p2p_group ||
ssid->mode == WPAS_MODE_P2P_GROUP_FORMATION ||
wpa_config_remove_network(wpa_s->conf, id);
wpa_supplicant_clear_status(wpa_s);
wpa_supplicant_cancel_sched_scan(wpa_s);
- wpa_s->sta_scan_pending = 0;
} else {
wpa_printf(MSG_DEBUG, "P2P: Temporary group network not "
"found");
}
p2p = wpa_bss_get_vendor_ie_multi(bss, P2P_IE_VENDOR_TYPE);
+ if (p2p == NULL)
+ p2p = wpa_bss_get_vendor_ie_multi_beacon(bss,
+ P2P_IE_VENDOR_TYPE);
if (p2p == NULL) {
wpa_printf(MSG_DEBUG, "P2P: Could not figure out whether "
"group is persistent - BSS " MACSTR
s->ssid_len = ssid->ssid_len;
os_memcpy(s->ssid, ssid->ssid, s->ssid_len);
}
+ if (ssid->mode == WPAS_MODE_P2P_GO && wpa_s->global->add_psk) {
+ dl_list_add(&s->psk_list, &wpa_s->global->add_psk->list);
+ wpa_s->global->add_psk = NULL;
+ changed = 1;
+ }
#ifndef CONFIG_NO_CONFIG_WRITE
if (changed && wpa_s->conf->update_config &&
*/
if (wpa_s->global->p2p_group_formation)
wpa_s = wpa_s->global->p2p_group_formation;
- wpa_s->global->p2p_group_formation = NULL;
- wpa_s->p2p_in_provisioning = 0;
+ if (wpa_s->p2p_go_group_formation_completed) {
+ wpa_s->global->p2p_group_formation = NULL;
+ wpa_s->p2p_in_provisioning = 0;
+ }
if (!success) {
- wpa_msg(wpa_s->parent, MSG_INFO,
- P2P_EVENT_GROUP_FORMATION_FAILURE);
+ wpa_msg_global(wpa_s->parent, MSG_INFO,
+ P2P_EVENT_GROUP_FORMATION_FAILURE);
wpas_p2p_group_delete(wpa_s,
P2P_GROUP_REMOVAL_FORMATION_FAILED);
return;
}
- wpa_msg(wpa_s->parent, MSG_INFO, P2P_EVENT_GROUP_FORMATION_SUCCESS);
+ wpa_msg_global(wpa_s->parent, MSG_INFO,
+ P2P_EVENT_GROUP_FORMATION_SUCCESS);
ssid = wpa_s->current_ssid;
if (ssid && ssid->mode == WPAS_MODE_P2P_GROUP_FORMATION) {
} else if (ssid && ssid->passphrase == NULL && ssid->psk_set) {
char psk[65];
wpa_snprintf_hex(psk, sizeof(psk), ssid->psk, 32);
- wpa_msg(wpa_s->parent, MSG_INFO, P2P_EVENT_GROUP_STARTED
- "%s GO ssid=\"%s\" freq=%d psk=%s go_dev_addr=" MACSTR
- "%s",
- wpa_s->ifname, ssid_txt, ssid->frequency, psk,
- MAC2STR(go_dev_addr),
- persistent ? " [PERSISTENT]" : "");
+ wpa_msg_global(wpa_s->parent, MSG_INFO, P2P_EVENT_GROUP_STARTED
+ "%s GO ssid=\"%s\" freq=%d psk=%s go_dev_addr="
+ MACSTR "%s",
+ wpa_s->ifname, ssid_txt, ssid->frequency, psk,
+ MAC2STR(go_dev_addr),
+ persistent ? " [PERSISTENT]" : "");
wpas_p2p_cross_connect_setup(wpa_s);
wpas_p2p_set_group_idle_timeout(wpa_s);
} else {
- wpa_msg(wpa_s->parent, MSG_INFO, P2P_EVENT_GROUP_STARTED
- "%s GO ssid=\"%s\" freq=%d passphrase=\"%s\" "
- "go_dev_addr=" MACSTR "%s",
- wpa_s->ifname, ssid_txt, ssid ? ssid->frequency : 0,
- ssid && ssid->passphrase ? ssid->passphrase : "",
- MAC2STR(go_dev_addr),
- persistent ? " [PERSISTENT]" : "");
+ wpa_msg_global(wpa_s->parent, MSG_INFO, P2P_EVENT_GROUP_STARTED
+ "%s GO ssid=\"%s\" freq=%d passphrase=\"%s\" "
+ "go_dev_addr=" MACSTR "%s",
+ wpa_s->ifname, ssid_txt,
+ ssid ? ssid->frequency : 0,
+ ssid && ssid->passphrase ? ssid->passphrase : "",
+ MAC2STR(go_dev_addr),
+ persistent ? " [PERSISTENT]" : "");
wpas_p2p_cross_connect_setup(wpa_s);
wpas_p2p_set_group_idle_timeout(wpa_s);
}
if (persistent)
network_id = wpas_p2p_store_persistent_group(wpa_s->parent,
ssid, go_dev_addr);
+ else {
+ os_free(wpa_s->global->add_psk);
+ wpa_s->global->add_psk = NULL;
+ }
if (network_id < 0 && ssid)
network_id = ssid->id;
- if (!client)
+ if (!client) {
wpas_notify_p2p_group_started(wpa_s, ssid, network_id, 0);
+ os_get_reltime(&wpa_s->global->p2p_go_wait_client);
+ }
}
if (wpa_s->global->p2p == NULL || wpa_s->global->p2p_disabled)
return;
- if (wpa_s->drv_flags & WPA_DRIVER_FLAGS_P2P_MGMT)
- return;
switch (result) {
case OFFCHANNEL_SEND_ACTION_SUCCESS:
}
+static void wpas_p2p_add_psk_list(struct wpa_supplicant *wpa_s,
+ struct wpa_ssid *ssid)
+{
+ struct wpa_ssid *persistent;
+ struct psk_list_entry *psk;
+ struct hostapd_data *hapd;
+
+ if (!wpa_s->ap_iface)
+ return;
+
+ persistent = wpas_p2p_get_persistent(wpa_s->parent, NULL, ssid->ssid,
+ ssid->ssid_len);
+ if (persistent == NULL)
+ return;
+
+ hapd = wpa_s->ap_iface->bss[0];
+
+ dl_list_for_each(psk, &persistent->psk_list, struct psk_list_entry,
+ list) {
+ struct hostapd_wpa_psk *hpsk;
+
+ wpa_dbg(wpa_s, MSG_DEBUG, "P2P: Add persistent group PSK entry for "
+ MACSTR " psk=%d",
+ MAC2STR(psk->addr), psk->p2p);
+ hpsk = os_zalloc(sizeof(*hpsk));
+ if (hpsk == NULL)
+ break;
+ os_memcpy(hpsk->psk, psk->psk, PMK_LEN);
+ if (psk->p2p)
+ os_memcpy(hpsk->p2p_dev_addr, psk->addr, ETH_ALEN);
+ else
+ os_memcpy(hpsk->addr, psk->addr, ETH_ALEN);
+ hpsk->next = hapd->conf->ssid.wpa_psk;
+ hapd->conf->ssid.wpa_psk = hpsk;
+ }
+}
+
+
static void p2p_go_configured(void *ctx, void *data)
{
struct wpa_supplicant *wpa_s = ctx;
if (wpa_s->global->p2p_group_formation == wpa_s)
wpa_s->global->p2p_group_formation = NULL;
if (os_strlen(params->passphrase) > 0) {
- wpa_msg(wpa_s->parent, MSG_INFO, P2P_EVENT_GROUP_STARTED
- "%s GO ssid=\"%s\" freq=%d passphrase=\"%s\" "
- "go_dev_addr=" MACSTR "%s", wpa_s->ifname,
- wpa_ssid_txt(ssid->ssid, ssid->ssid_len),
- ssid->frequency, params->passphrase,
- MAC2STR(wpa_s->global->p2p_dev_addr),
- params->persistent_group ? " [PERSISTENT]" :
- "");
+ wpa_msg_global(wpa_s->parent, MSG_INFO,
+ P2P_EVENT_GROUP_STARTED
+ "%s GO ssid=\"%s\" freq=%d "
+ "passphrase=\"%s\" go_dev_addr=" MACSTR
+ "%s", wpa_s->ifname,
+ wpa_ssid_txt(ssid->ssid, ssid->ssid_len),
+ ssid->frequency, params->passphrase,
+ MAC2STR(wpa_s->global->p2p_dev_addr),
+ params->persistent_group ?
+ " [PERSISTENT]" : "");
} else {
char psk[65];
wpa_snprintf_hex(psk, sizeof(psk), params->psk,
sizeof(params->psk));
- wpa_msg(wpa_s->parent, MSG_INFO, P2P_EVENT_GROUP_STARTED
- "%s GO ssid=\"%s\" freq=%d psk=%s "
- "go_dev_addr=" MACSTR "%s", wpa_s->ifname,
- wpa_ssid_txt(ssid->ssid, ssid->ssid_len),
- ssid->frequency, psk,
- MAC2STR(wpa_s->global->p2p_dev_addr),
- params->persistent_group ? " [PERSISTENT]" :
- "");
+ wpa_msg_global(wpa_s->parent, MSG_INFO,
+ P2P_EVENT_GROUP_STARTED
+ "%s GO ssid=\"%s\" freq=%d psk=%s "
+ "go_dev_addr=" MACSTR "%s",
+ wpa_s->ifname,
+ wpa_ssid_txt(ssid->ssid, ssid->ssid_len),
+ ssid->frequency, psk,
+ MAC2STR(wpa_s->global->p2p_dev_addr),
+ params->persistent_group ?
+ " [PERSISTENT]" : "");
}
- if (params->persistent_group)
+ os_get_reltime(&wpa_s->global->p2p_go_wait_client);
+ if (params->persistent_group) {
network_id = wpas_p2p_store_persistent_group(
wpa_s->parent, ssid,
wpa_s->global->p2p_dev_addr);
+ wpas_p2p_add_psk_list(wpa_s, ssid);
+ }
if (network_id < 0)
network_id = ssid->id;
wpas_notify_p2p_group_started(wpa_s, ssid, network_id, 0);
wpas_p2p_cross_connect_setup(wpa_s);
wpas_p2p_set_group_idle_timeout(wpa_s);
+
+ if (wpa_s->p2p_first_connection_timeout) {
+ wpa_dbg(wpa_s, MSG_DEBUG,
+ "P2P: Start group formation timeout of %d seconds until first data connection on GO",
+ wpa_s->p2p_first_connection_timeout);
+ wpa_s->p2p_go_group_formation_completed = 0;
+ wpa_s->global->p2p_group_formation = wpa_s;
+ eloop_cancel_timeout(wpas_p2p_group_formation_timeout,
+ wpa_s->parent, NULL);
+ eloop_register_timeout(
+ wpa_s->p2p_first_connection_timeout, 0,
+ wpas_p2p_group_formation_timeout,
+ wpa_s->parent, NULL);
+ }
+
return;
}
WPAS_MODE_P2P_GO;
ssid->frequency = params->freq;
ssid->ht40 = params->ht40;
+ ssid->vht = params->vht;
ssid->ssid = os_zalloc(params->ssid_len + 1);
if (ssid->ssid) {
os_memcpy(ssid->ssid, params->ssid, params->ssid_len);
if (os_strlen(params->passphrase) > 0) {
ssid->passphrase = os_strdup(params->passphrase);
if (ssid->passphrase == NULL) {
- wpa_msg(wpa_s, MSG_ERROR, "P2P: Failed to copy "
- "passphrase for GO");
+ wpa_msg_global(wpa_s, MSG_ERROR,
+ "P2P: Failed to copy passphrase for GO");
wpa_config_remove_network(wpa_s->conf, ssid->id);
return;
}
d->pbc_in_m1 = s->pbc_in_m1;
d->ignore_old_scan_res = s->ignore_old_scan_res;
d->beacon_int = s->beacon_int;
+ d->disassoc_low_ack = s->disassoc_low_ack;
+ d->disable_scan_offload = s->disable_scan_offload;
+}
+
+
+static void wpas_p2p_get_group_ifname(struct wpa_supplicant *wpa_s,
+ char *ifname, size_t len)
+{
+ char *ifname_ptr = wpa_s->ifname;
+
+ if (os_strncmp(wpa_s->ifname, P2P_MGMT_DEVICE_PREFIX,
+ os_strlen(P2P_MGMT_DEVICE_PREFIX)) == 0) {
+ ifname_ptr = os_strrchr(wpa_s->ifname, '-') + 1;
+ }
+
+ os_snprintf(ifname, len, "p2p-%s-%d", ifname_ptr, wpa_s->p2p_group_idx);
+ if (os_strlen(ifname) >= IFNAMSIZ &&
+ os_strlen(wpa_s->ifname) < IFNAMSIZ) {
+ /* Try to avoid going over the IFNAMSIZ length limit */
+ os_snprintf(ifname, len, "p2p-%d", wpa_s->p2p_group_idx);
+ }
}
return 0;
}
- os_snprintf(ifname, sizeof(ifname), "p2p-%s-%d", wpa_s->ifname,
- wpa_s->p2p_group_idx);
- if (os_strlen(ifname) >= IFNAMSIZ &&
- os_strlen(wpa_s->ifname) < IFNAMSIZ) {
- /* Try to avoid going over the IFNAMSIZ length limit */
- os_snprintf(ifname, sizeof(ifname), "p2p-%d",
- wpa_s->p2p_group_idx);
- }
+ wpas_p2p_get_group_ifname(wpa_s, ifname, sizeof(ifname));
force_ifname[0] = '\0';
wpa_printf(MSG_DEBUG, "P2P: Create a new interface %s for the group",
os_memset(&iface, 0, sizeof(iface));
iface.ifname = wpa_s->pending_interface_name;
iface.driver = wpa_s->driver->name;
- iface.ctrl_interface = wpa_s->conf->ctrl_interface;
+ if (wpa_s->conf->ctrl_interface == NULL &&
+ wpa_s->parent != wpa_s &&
+ wpa_s->p2p_mgmt &&
+ (wpa_s->drv_flags & WPA_DRIVER_FLAGS_DEDICATED_P2P_DEVICE))
+ iface.ctrl_interface = wpa_s->parent->conf->ctrl_interface;
+ else
+ iface.ctrl_interface = wpa_s->conf->ctrl_interface;
iface.driver_param = wpa_s->conf->driver_param;
group_wpa_s = wpa_supplicant_add_iface(wpa_s->global, &iface);
if (group_wpa_s == NULL) {
{
struct wpa_supplicant *wpa_s = eloop_ctx;
wpa_printf(MSG_DEBUG, "P2P: Group Formation timed out");
+ wpas_p2p_group_formation_failed(wpa_s);
+}
+
+
+void wpas_p2p_group_formation_failed(struct wpa_supplicant *wpa_s)
+{
+ eloop_cancel_timeout(wpas_p2p_group_formation_timeout,
+ wpa_s->parent, NULL);
if (wpa_s->global->p2p)
p2p_group_formation_failed(wpa_s->global->p2p);
- else if (wpa_s->drv_flags & WPA_DRIVER_FLAGS_P2P_MGMT)
- wpa_drv_p2p_group_formation_failed(wpa_s);
wpas_group_formation_completed(wpa_s, 0);
}
-void wpas_go_neg_completed(void *ctx, struct p2p_go_neg_results *res)
+void wpas_p2p_ap_setup_failed(struct wpa_supplicant *wpa_s)
+{
+ if (wpa_s->global->p2p_group_formation != wpa_s)
+ return;
+ /* Speed up group formation timeout since this cannot succeed */
+ eloop_cancel_timeout(wpas_p2p_group_formation_timeout,
+ wpa_s->parent, NULL);
+ eloop_register_timeout(0, 0, wpas_p2p_group_formation_timeout,
+ wpa_s->parent, NULL);
+}
+
+
+static void wpas_go_neg_completed(void *ctx, struct p2p_go_neg_results *res)
{
struct wpa_supplicant *wpa_s = ctx;
}
if (res->status) {
- wpa_msg(wpa_s, MSG_INFO, P2P_EVENT_GO_NEG_FAILURE "status=%d",
- res->status);
+ wpa_msg_global(wpa_s, MSG_INFO,
+ P2P_EVENT_GO_NEG_FAILURE "status=%d",
+ res->status);
wpas_notify_p2p_go_neg_completed(wpa_s, res);
wpas_p2p_remove_pending_group_interface(wpa_s);
return;
if (wpa_s->p2p_go_ht40)
res->ht40 = 1;
-
- wpa_msg(wpa_s, MSG_INFO, P2P_EVENT_GO_NEG_SUCCESS);
+ if (wpa_s->p2p_go_vht)
+ res->vht = 1;
+
+ wpa_msg_global(wpa_s, MSG_INFO, P2P_EVENT_GO_NEG_SUCCESS "role=%s "
+ "freq=%d ht40=%d peer_dev=" MACSTR " peer_iface=" MACSTR
+ " wps_method=%s",
+ res->role_go ? "GO" : "client", res->freq, res->ht40,
+ MAC2STR(res->peer_device_addr),
+ MAC2STR(res->peer_interface_addr),
+ p2p_wps_method_text(res->wps_method));
wpas_notify_p2p_go_neg_completed(wpa_s, res);
if (res->role_go && wpa_s->p2p_persistent_id >= 0) {
}
-void wpas_go_neg_req_rx(void *ctx, const u8 *src, u16 dev_passwd_id)
+static void wpas_go_neg_req_rx(void *ctx, const u8 *src, u16 dev_passwd_id)
{
struct wpa_supplicant *wpa_s = ctx;
- wpa_msg(wpa_s, MSG_INFO, P2P_EVENT_GO_NEG_REQUEST MACSTR
- " dev_passwd_id=%u", MAC2STR(src), dev_passwd_id);
+ wpa_msg_global(wpa_s, MSG_INFO, P2P_EVENT_GO_NEG_REQUEST MACSTR
+ " dev_passwd_id=%u", MAC2STR(src), dev_passwd_id);
wpas_notify_p2p_go_neg_req(wpa_s, src, dev_passwd_id);
}
-void wpas_dev_found(void *ctx, const u8 *addr,
- const struct p2p_peer_info *info,
- int new_device)
+static void wpas_dev_found(void *ctx, const u8 *addr,
+ const struct p2p_peer_info *info,
+ int new_device)
{
#ifndef CONFIG_NO_STDOUT_DEBUG
struct wpa_supplicant *wpa_s = ctx;
char devtype[WPS_DEV_TYPE_BUFSIZE];
+ char *wfd_dev_info_hex = NULL;
+
+#ifdef CONFIG_WIFI_DISPLAY
+ wfd_dev_info_hex = wifi_display_subelem_hex(info->wfd_subelems,
+ WFD_SUBELEM_DEVICE_INFO);
+#endif /* CONFIG_WIFI_DISPLAY */
- wpa_msg(wpa_s, MSG_INFO, P2P_EVENT_DEVICE_FOUND MACSTR
- " p2p_dev_addr=" MACSTR
- " pri_dev_type=%s name='%s' config_methods=0x%x "
- "dev_capab=0x%x group_capab=0x%x",
- MAC2STR(addr), MAC2STR(info->p2p_device_addr),
- wps_dev_type_bin2str(info->pri_dev_type, devtype,
- sizeof(devtype)),
- info->device_name, info->config_methods,
- info->dev_capab, info->group_capab);
+ wpa_msg_global(wpa_s, MSG_INFO, P2P_EVENT_DEVICE_FOUND MACSTR
+ " p2p_dev_addr=" MACSTR
+ " pri_dev_type=%s name='%s' config_methods=0x%x "
+ "dev_capab=0x%x group_capab=0x%x%s%s",
+ MAC2STR(addr), MAC2STR(info->p2p_device_addr),
+ wps_dev_type_bin2str(info->pri_dev_type, devtype,
+ sizeof(devtype)),
+ info->device_name, info->config_methods,
+ info->dev_capab, info->group_capab,
+ wfd_dev_info_hex ? " wfd_dev_info=0x" : "",
+ wfd_dev_info_hex ? wfd_dev_info_hex : "");
#endif /* CONFIG_NO_STDOUT_DEBUG */
+ os_free(wfd_dev_info_hex);
+
wpas_notify_p2p_device_found(ctx, info->p2p_device_addr, new_device);
}
{
struct wpa_supplicant *wpa_s = ctx;
- wpa_msg(wpa_s, MSG_INFO, P2P_EVENT_DEVICE_LOST
- "p2p_dev_addr=" MACSTR, MAC2STR(dev_addr));
+ wpa_msg_global(wpa_s, MSG_INFO, P2P_EVENT_DEVICE_LOST
+ "p2p_dev_addr=" MACSTR, MAC2STR(dev_addr));
wpas_notify_p2p_device_lost(wpa_s, dev_addr);
}
+static void wpas_find_stopped(void *ctx)
+{
+ struct wpa_supplicant *wpa_s = ctx;
+ wpa_msg_global(wpa_s, MSG_INFO, P2P_EVENT_FIND_STOPPED);
+}
+
+
static int wpas_start_listen(void *ctx, unsigned int freq,
unsigned int duration,
const struct wpabuf *probe_resp_ie)
#endif /* CONFIG_WIFI_DISPLAY */
-void wpas_sd_request(void *ctx, int freq, const u8 *sa, u8 dialog_token,
- u16 update_indic, const u8 *tlvs, size_t tlvs_len)
+static void wpas_sd_request(void *ctx, int freq, const u8 *sa, u8 dialog_token,
+ u16 update_indic, const u8 *tlvs, size_t tlvs_len)
{
struct wpa_supplicant *wpa_s = ctx;
const u8 *pos = tlvs;
}
-void wpas_sd_response(void *ctx, const u8 *sa, u16 update_indic,
- const u8 *tlvs, size_t tlvs_len)
+static void wpas_sd_response(void *ctx, const u8 *sa, u16 update_indic,
+ const u8 *tlvs, size_t tlvs_len)
{
struct wpa_supplicant *wpa_s = ctx;
const u8 *pos = tlvs;
u64 wpas_p2p_sd_request(struct wpa_supplicant *wpa_s, const u8 *dst,
const struct wpabuf *tlvs)
{
- if (wpa_s->drv_flags & WPA_DRIVER_FLAGS_P2P_MGMT)
- return wpa_drv_p2p_sd_request(wpa_s, dst, tlvs);
if (wpa_s->global->p2p_disabled || wpa_s->global->p2p == NULL)
return 0;
return (uintptr_t) p2p_sd_request(wpa_s->global->p2p, dst, tlvs);
static u64 wpas_p2p_sd_request_wfd(struct wpa_supplicant *wpa_s, const u8 *dst,
const struct wpabuf *tlvs)
{
- if (wpa_s->drv_flags & WPA_DRIVER_FLAGS_P2P_MGMT)
- return 0;
if (wpa_s->global->p2p_disabled || wpa_s->global->p2p == NULL)
return 0;
return (uintptr_t) p2p_sd_request_wfd(wpa_s->global->p2p, dst, tlvs);
int wpas_p2p_sd_cancel_request(struct wpa_supplicant *wpa_s, u64 req)
{
- if (wpa_s->drv_flags & WPA_DRIVER_FLAGS_P2P_MGMT)
- return wpa_drv_p2p_sd_cancel_request(wpa_s, req);
if (wpa_s->global->p2p_disabled || wpa_s->global->p2p == NULL)
return -1;
return p2p_sd_cancel_request(wpa_s->global->p2p,
const u8 *dst, u8 dialog_token,
const struct wpabuf *resp_tlvs)
{
- if (wpa_s->drv_flags & WPA_DRIVER_FLAGS_P2P_MGMT) {
- wpa_drv_p2p_sd_response(wpa_s, freq, dst, dialog_token,
- resp_tlvs);
- return;
- }
if (wpa_s->global->p2p_disabled || wpa_s->global->p2p == NULL)
return;
p2p_sd_response(wpa_s->global->p2p, freq, dst, dialog_token,
void wpas_p2p_sd_service_update(struct wpa_supplicant *wpa_s)
{
- if (wpa_s->drv_flags & WPA_DRIVER_FLAGS_P2P_MGMT) {
- wpa_drv_p2p_service_update(wpa_s);
- return;
- }
if (wpa_s->global->p2p)
p2p_sd_service_update(wpa_s->global->p2p);
}
const u8 *peer, const char *params,
unsigned int generated_pin)
{
- wpa_msg(wpa_s, MSG_INFO, P2P_EVENT_PROV_DISC_SHOW_PIN MACSTR " %08d%s",
- MAC2STR(peer), generated_pin, params);
+ wpa_msg_global(wpa_s, MSG_INFO, P2P_EVENT_PROV_DISC_SHOW_PIN MACSTR
+ " %08d%s", MAC2STR(peer), generated_pin, params);
}
static void wpas_prov_disc_local_keypad(struct wpa_supplicant *wpa_s,
const u8 *peer, const char *params)
{
- wpa_msg(wpa_s, MSG_INFO, P2P_EVENT_PROV_DISC_ENTER_PIN MACSTR "%s",
- MAC2STR(peer), params);
+ wpa_msg_global(wpa_s, MSG_INFO, P2P_EVENT_PROV_DISC_ENTER_PIN MACSTR
+ "%s", MAC2STR(peer), params);
}
-void wpas_prov_disc_req(void *ctx, const u8 *peer, u16 config_methods,
- const u8 *dev_addr, const u8 *pri_dev_type,
- const char *dev_name, u16 supp_config_methods,
- u8 dev_capab, u8 group_capab, const u8 *group_id,
- size_t group_id_len)
+static void wpas_prov_disc_req(void *ctx, const u8 *peer, u16 config_methods,
+ const u8 *dev_addr, const u8 *pri_dev_type,
+ const char *dev_name, u16 supp_config_methods,
+ u8 dev_capab, u8 group_capab, const u8 *group_id,
+ size_t group_id_len)
{
struct wpa_supplicant *wpa_s = ctx;
char devtype[WPS_DEV_TYPE_BUFSIZE];
} else if (config_methods & WPS_CONFIG_KEYPAD)
wpas_prov_disc_local_keypad(wpa_s, peer, params);
else if (config_methods & WPS_CONFIG_PUSHBUTTON)
- wpa_msg(wpa_s, MSG_INFO, P2P_EVENT_PROV_DISC_PBC_REQ MACSTR
- "%s", MAC2STR(peer), params);
+ wpa_msg_global(wpa_s, MSG_INFO, P2P_EVENT_PROV_DISC_PBC_REQ
+ MACSTR "%s", MAC2STR(peer), params);
wpas_notify_p2p_provision_discovery(wpa_s, peer, 1 /* request */,
P2P_PROV_DISC_SUCCESS,
}
-void wpas_prov_disc_resp(void *ctx, const u8 *peer, u16 config_methods)
+static void wpas_prov_disc_resp(void *ctx, const u8 *peer, u16 config_methods)
{
struct wpa_supplicant *wpa_s = ctx;
unsigned int generated_pin = 0;
wpas_prov_disc_local_display(wpa_s, peer, params,
generated_pin);
} else if (config_methods & WPS_CONFIG_PUSHBUTTON)
- wpa_msg(wpa_s, MSG_INFO, P2P_EVENT_PROV_DISC_PBC_RESP MACSTR
- "%s", MAC2STR(peer), params);
+ wpa_msg_global(wpa_s, MSG_INFO, P2P_EVENT_PROV_DISC_PBC_RESP
+ MACSTR "%s", MAC2STR(peer), params);
wpas_notify_p2p_provision_discovery(wpa_s, peer, 0 /* response */,
P2P_PROV_DISC_SUCCESS,
return;
}
- wpa_msg(wpa_s, MSG_INFO, P2P_EVENT_PROV_DISC_FAILURE
- " p2p_dev_addr=" MACSTR " status=%d",
- MAC2STR(peer), status);
+ wpa_msg_global(wpa_s, MSG_INFO, P2P_EVENT_PROV_DISC_FAILURE
+ " p2p_dev_addr=" MACSTR " status=%d",
+ MAC2STR(peer), status);
wpas_notify_p2p_provision_discovery(wpa_s, peer, 0 /* response */,
status, 0, 0);
}
+static int freq_included(const struct p2p_channels *channels, unsigned int freq)
+{
+ if (channels == NULL)
+ return 1; /* Assume no restrictions */
+ return p2p_channels_includes_freq(channels, freq);
+
+}
+
+
static u8 wpas_invitation_process(void *ctx, const u8 *sa, const u8 *bssid,
const u8 *go_dev_addr, const u8 *ssid,
size_t ssid_len, int *go, u8 *group_bssid,
- int *force_freq, int persistent_group)
+ int *force_freq, int persistent_group,
+ const struct p2p_channels *channels)
{
struct wpa_supplicant *wpa_s = ctx;
struct wpa_ssid *s;
- u8 cur_bssid[ETH_ALEN];
int res;
struct wpa_supplicant *grp;
accept_inv:
wpas_p2p_set_own_freq_preference(wpa_s, 0);
- if (wpa_s->current_ssid && wpa_drv_get_bssid(wpa_s, cur_bssid) == 0 &&
- wpa_s->assoc_freq) {
- wpa_printf(MSG_DEBUG, "P2P: Trying to force channel to match "
- "the channel we are already using");
- *force_freq = wpa_s->assoc_freq;
- wpas_p2p_set_own_freq_preference(wpa_s, wpa_s->assoc_freq);
+ /* Get one of the frequencies currently in use */
+ if (wpas_p2p_valid_oper_freqs(wpa_s, &res, 1) > 0) {
+ wpa_printf(MSG_DEBUG, "P2P: Trying to prefer a channel already used by one of the interfaces");
+ wpas_p2p_set_own_freq_preference(wpa_s, res);
+
+ if (wpa_s->num_multichan_concurrent < 2 ||
+ wpas_p2p_num_unused_channels(wpa_s) < 1) {
+ wpa_printf(MSG_DEBUG, "P2P: No extra channels available - trying to force channel to match a channel already used by one of the interfaces");
+ *force_freq = res;
+ }
}
- res = wpa_drv_shared_freq(wpa_s);
- if (res > 0) {
- wpa_printf(MSG_DEBUG, "P2P: Trying to force channel to match "
- "with the channel we are already using on a "
- "shared interface");
- *force_freq = res;
- wpas_p2p_set_own_freq_preference(wpa_s, res);
+ if (*force_freq > 0 && wpa_s->num_multichan_concurrent > 1 &&
+ wpas_p2p_num_unused_channels(wpa_s) > 0) {
+ if (*go == 0) {
+ /* We are the client */
+ wpa_printf(MSG_DEBUG, "P2P: Peer was found to be "
+ "running a GO but we are capable of MCC, "
+ "figure out the best channel to use");
+ *force_freq = 0;
+ } else if (!freq_included(channels, *force_freq)) {
+ /* We are the GO, and *force_freq is not in the
+ * intersection */
+ wpa_printf(MSG_DEBUG, "P2P: Forced GO freq %d MHz not "
+ "in intersection but we are capable of MCC, "
+ "figure out the best channel to use",
+ *force_freq);
+ *force_freq = 0;
+ }
}
return P2P_SC_SUCCESS;
if (s) {
int go = s->mode == WPAS_MODE_P2P_GO;
wpas_p2p_group_add_persistent(
- wpa_s, s, go, go ? op_freq : 0, 0, NULL);
+ wpa_s, s, go, go ? op_freq : 0, 0, 0, NULL,
+ go ? P2P_MAX_INITIAL_CONN_WAIT_GO_REINVOKE : 0);
} else if (bssid) {
wpa_s->user_initiated_pd = 0;
wpas_p2p_join(wpa_s, bssid, go_dev_addr,
if (!s) {
if (bssid) {
- wpa_msg(wpa_s, MSG_INFO, P2P_EVENT_INVITATION_RECEIVED
- "sa=" MACSTR " go_dev_addr=" MACSTR
- " bssid=" MACSTR " unknown-network",
- MAC2STR(sa), MAC2STR(go_dev_addr),
- MAC2STR(bssid));
+ wpa_msg_global(wpa_s, MSG_INFO,
+ P2P_EVENT_INVITATION_RECEIVED
+ "sa=" MACSTR " go_dev_addr=" MACSTR
+ " bssid=" MACSTR " unknown-network",
+ MAC2STR(sa), MAC2STR(go_dev_addr),
+ MAC2STR(bssid));
} else {
- wpa_msg(wpa_s, MSG_INFO, P2P_EVENT_INVITATION_RECEIVED
- "sa=" MACSTR " go_dev_addr=" MACSTR
- " unknown-network",
- MAC2STR(sa), MAC2STR(go_dev_addr));
+ wpa_msg_global(wpa_s, MSG_INFO,
+ P2P_EVENT_INVITATION_RECEIVED
+ "sa=" MACSTR " go_dev_addr=" MACSTR
+ " unknown-network",
+ MAC2STR(sa), MAC2STR(go_dev_addr));
}
return;
}
if (s->mode == WPAS_MODE_P2P_GO && op_freq) {
- wpa_msg(wpa_s, MSG_INFO, P2P_EVENT_INVITATION_RECEIVED "sa="
- MACSTR " persistent=%d freq=%d",
- MAC2STR(sa), s->id, op_freq);
+ wpa_msg_global(wpa_s, MSG_INFO, P2P_EVENT_INVITATION_RECEIVED
+ "sa=" MACSTR " persistent=%d freq=%d",
+ MAC2STR(sa), s->id, op_freq);
} else {
- wpa_msg(wpa_s, MSG_INFO, P2P_EVENT_INVITATION_RECEIVED "sa="
- MACSTR " persistent=%d", MAC2STR(sa), s->id);
+ wpa_msg_global(wpa_s, MSG_INFO, P2P_EVENT_INVITATION_RECEIVED
+ "sa=" MACSTR " persistent=%d",
+ MAC2STR(sa), s->id);
}
}
static void wpas_remove_persistent_peer(struct wpa_supplicant *wpa_s,
struct wpa_ssid *ssid,
- const u8 *peer)
+ const u8 *peer, int inv)
{
size_t i;
}
wpa_printf(MSG_DEBUG, "P2P: Remove peer " MACSTR " from persistent "
- "group %d client list due to invitation result",
- MAC2STR(peer), ssid->id);
+ "group %d client list%s",
+ MAC2STR(peer), ssid->id,
+ inv ? " due to invitation result" : "");
os_memmove(ssid->p2p_client_list + i * ETH_ALEN,
ssid->p2p_client_list + (i + 1) * ETH_ALEN,
(ssid->num_p2p_clients - i - 1) * ETH_ALEN);
return; /* Not operating as a GO in persistent group */
ssid = wpas_p2p_get_persistent(wpa_s->parent, peer,
ssid->ssid, ssid->ssid_len);
- wpas_remove_persistent_peer(wpa_s, ssid, peer);
+ wpas_remove_persistent_peer(wpa_s, ssid, peer, 1);
}
static void wpas_invitation_result(void *ctx, int status, const u8 *bssid,
const struct p2p_channels *channels,
- const u8 *peer)
+ const u8 *peer, int neg_freq)
{
struct wpa_supplicant *wpa_s = ctx;
struct wpa_ssid *ssid;
+ int freq;
if (bssid) {
- wpa_msg(wpa_s, MSG_INFO, P2P_EVENT_INVITATION_RESULT
- "status=%d " MACSTR,
- status, MAC2STR(bssid));
+ wpa_msg_global(wpa_s, MSG_INFO, P2P_EVENT_INVITATION_RESULT
+ "status=%d " MACSTR,
+ status, MAC2STR(bssid));
} else {
- wpa_msg(wpa_s, MSG_INFO, P2P_EVENT_INVITATION_RESULT
- "status=%d ", status);
+ wpa_msg_global(wpa_s, MSG_INFO, P2P_EVENT_INVITATION_RESULT
+ "status=%d ", status);
}
wpas_notify_p2p_invitation_result(wpa_s, status, bssid);
if (status == P2P_SC_FAIL_UNKNOWN_GROUP) {
ssid = wpa_config_get_network(
wpa_s->conf, wpa_s->pending_invite_ssid_id);
- wpas_remove_persistent_peer(wpa_s, ssid, peer);
+ wpas_remove_persistent_peer(wpa_s, ssid, peer, 1);
}
wpas_p2p_remove_pending_group_interface(wpa_s);
return;
"starting persistent group");
os_sleep(0, 50000);
+ freq = wpa_s->p2p_persistent_go_freq;
+ if (neg_freq > 0 && ssid->mode == WPAS_MODE_P2P_GO &&
+ freq_included(channels, neg_freq)) {
+ wpa_dbg(wpa_s, MSG_DEBUG, "P2P: Use frequence %d MHz from invitation for GO mode",
+ neg_freq);
+ freq = neg_freq;
+ }
+
wpas_p2p_group_add_persistent(wpa_s, ssid,
ssid->mode == WPAS_MODE_P2P_GO,
- wpa_s->p2p_persistent_go_freq,
- wpa_s->p2p_go_ht40, channels);
+ freq,
+ wpa_s->p2p_go_ht40, wpa_s->p2p_go_vht,
+ channels,
+ ssid->mode == WPAS_MODE_P2P_GO ?
+ P2P_MAX_INITIAL_CONN_WAIT_GO_REINVOKE :
+ 0);
}
static int wpas_p2p_disallowed_freq(struct wpa_global *global,
unsigned int freq)
{
- unsigned int i;
-
- if (global->p2p_disallow_freq == NULL)
- return 0;
-
- for (i = 0; i < global->num_p2p_disallow_freq; i++) {
- if (freq >= global->p2p_disallow_freq[i].min &&
- freq <= global->p2p_disallow_freq[i].max)
- return 1;
- }
-
- return 0;
+ return freq_range_list_includes(&global->p2p_disallow_freq, freq);
}
static int wpas_p2p_default_channels(struct wpa_supplicant *wpa_s,
- struct p2p_channels *chan)
+ struct p2p_channels *chan,
+ struct p2p_channels *cli_chan)
{
int i, cla = 0;
+ os_memset(cli_chan, 0, sizeof(*cli_chan));
+
wpa_printf(MSG_DEBUG, "P2P: Enable operating classes for 2.4 GHz "
"band");
}
+enum chan_allowed {
+ NOT_ALLOWED, PASSIVE_ONLY, ALLOWED
+};
+
static int has_channel(struct wpa_global *global,
struct hostapd_hw_modes *mode, u8 chan, int *flags)
{
freq = (mode->mode == HOSTAPD_MODE_IEEE80211A ? 5000 : 2407) +
chan * 5;
if (wpas_p2p_disallowed_freq(global, freq))
- return 0;
+ return NOT_ALLOWED;
for (i = 0; i < mode->num_channels; i++) {
if (mode->channels[i].chan == chan) {
if (flags)
*flags = mode->channels[i].flag;
- return !(mode->channels[i].flag &
- (HOSTAPD_CHAN_DISABLED |
- HOSTAPD_CHAN_PASSIVE_SCAN |
- HOSTAPD_CHAN_NO_IBSS |
- HOSTAPD_CHAN_RADAR));
+ if (mode->channels[i].flag &
+ (HOSTAPD_CHAN_DISABLED |
+ HOSTAPD_CHAN_RADAR))
+ return NOT_ALLOWED;
+ if (mode->channels[i].flag &
+ (HOSTAPD_CHAN_PASSIVE_SCAN |
+ HOSTAPD_CHAN_NO_IBSS))
+ return PASSIVE_ONLY;
+ return ALLOWED;
}
}
- return 0;
+ return NOT_ALLOWED;
}
u8 min_chan;
u8 max_chan;
u8 inc;
- enum { BW20, BW40PLUS, BW40MINUS } bw;
+ enum { BW20, BW40PLUS, BW40MINUS, BW80 } bw;
};
static struct p2p_oper_class_map op_class[] = {
{ HOSTAPD_MODE_IEEE80211A, 117, 40, 48, 8, BW40MINUS },
{ HOSTAPD_MODE_IEEE80211A, 126, 149, 157, 8, BW40PLUS },
{ HOSTAPD_MODE_IEEE80211A, 127, 153, 161, 8, BW40MINUS },
+
+ /*
+ * IEEE P802.11ac/D7.0 Table E-4 actually talks about channel center
+ * frequency index 42, 58, 106, 122, 138, 155 with channel spacing of
+ * 80 MHz, but currently use the following definition for simplicity
+ * (these center frequencies are not actual channels, which makes
+ * has_channel() fail). wpas_p2p_verify_80mhz() should take care of
+ * removing invalid channels.
+ */
+ { HOSTAPD_MODE_IEEE80211A, 128, 36, 161, 4, BW80 },
{ -1, 0, 0, 0, 0, BW20 }
};
-static int wpas_p2p_verify_channel(struct wpa_supplicant *wpa_s,
- struct hostapd_hw_modes *mode,
- u8 channel, u8 bw)
+static int wpas_p2p_get_center_80mhz(struct wpa_supplicant *wpa_s,
+ struct hostapd_hw_modes *mode,
+ u8 channel)
{
- int flag;
+ u8 center_channels[] = { 42, 58, 106, 122, 138, 155 };
+ unsigned int i;
- if (!has_channel(wpa_s->global, mode, channel, &flag))
- return -1;
- if (bw == BW40MINUS &&
- (!(flag & HOSTAPD_CHAN_HT40MINUS) ||
- !has_channel(wpa_s->global, mode, channel - 4, NULL)))
+ if (mode->mode != HOSTAPD_MODE_IEEE80211A)
return 0;
- if (bw == BW40PLUS &&
- (!(flag & HOSTAPD_CHAN_HT40PLUS) ||
- !has_channel(wpa_s->global, mode, channel + 4, NULL)))
- return 0;
- return 1;
+
+ for (i = 0; i < ARRAY_SIZE(center_channels); i++)
+ /*
+ * In 80 MHz, the bandwidth "spans" 12 channels (e.g., 36-48),
+ * so the center channel is 6 channels away from the start/end.
+ */
+ if (channel >= center_channels[i] - 6 &&
+ channel <= center_channels[i] + 6)
+ return center_channels[i];
+
+ return 0;
+}
+
+
+static enum chan_allowed wpas_p2p_verify_80mhz(struct wpa_supplicant *wpa_s,
+ struct hostapd_hw_modes *mode,
+ u8 channel, u8 bw)
+{
+ u8 center_chan;
+ int i, flags;
+ enum chan_allowed res, ret = ALLOWED;
+
+ center_chan = wpas_p2p_get_center_80mhz(wpa_s, mode, channel);
+ if (!center_chan)
+ return NOT_ALLOWED;
+ if (center_chan >= 58 && center_chan <= 138)
+ return NOT_ALLOWED; /* Do not allow DFS channels for P2P */
+
+ /* check all the channels are available */
+ for (i = 0; i < 4; i++) {
+ int adj_chan = center_chan - 6 + i * 4;
+
+ res = has_channel(wpa_s->global, mode, adj_chan, &flags);
+ if (res == NOT_ALLOWED)
+ return NOT_ALLOWED;
+ if (res == PASSIVE_ONLY)
+ ret = PASSIVE_ONLY;
+
+ if (i == 0 && !(flags & HOSTAPD_CHAN_VHT_10_70))
+ return NOT_ALLOWED;
+ if (i == 1 && !(flags & HOSTAPD_CHAN_VHT_30_50))
+ return NOT_ALLOWED;
+ if (i == 2 && !(flags & HOSTAPD_CHAN_VHT_50_30))
+ return NOT_ALLOWED;
+ if (i == 3 && !(flags & HOSTAPD_CHAN_VHT_70_10))
+ return NOT_ALLOWED;
+ }
+
+ return ret;
+}
+
+
+static enum chan_allowed wpas_p2p_verify_channel(struct wpa_supplicant *wpa_s,
+ struct hostapd_hw_modes *mode,
+ u8 channel, u8 bw)
+{
+ int flag;
+ enum chan_allowed res, res2;
+
+ res2 = res = has_channel(wpa_s->global, mode, channel, &flag);
+ if (bw == BW40MINUS) {
+ if (!(flag & HOSTAPD_CHAN_HT40MINUS))
+ return NOT_ALLOWED;
+ res2 = has_channel(wpa_s->global, mode, channel - 4, NULL);
+ } else if (bw == BW40PLUS) {
+ if (!(flag & HOSTAPD_CHAN_HT40PLUS))
+ return NOT_ALLOWED;
+ res2 = has_channel(wpa_s->global, mode, channel + 4, NULL);
+ } else if (bw == BW80) {
+ res2 = wpas_p2p_verify_80mhz(wpa_s, mode, channel, bw);
+ }
+
+ if (res == NOT_ALLOWED || res2 == NOT_ALLOWED)
+ return NOT_ALLOWED;
+ if (res == PASSIVE_ONLY || res2 == PASSIVE_ONLY)
+ return PASSIVE_ONLY;
+ return res;
}
static int wpas_p2p_setup_channels(struct wpa_supplicant *wpa_s,
- struct p2p_channels *chan)
+ struct p2p_channels *chan,
+ struct p2p_channels *cli_chan)
{
struct hostapd_hw_modes *mode;
- int cla, op;
+ int cla, op, cli_cla;
if (wpa_s->hw.modes == NULL) {
wpa_printf(MSG_DEBUG, "P2P: Driver did not support fetching "
"of all supported channels; assume dualband "
"support");
- return wpas_p2p_default_channels(wpa_s, chan);
+ return wpas_p2p_default_channels(wpa_s, chan, cli_chan);
}
- cla = 0;
+ cla = cli_cla = 0;
for (op = 0; op_class[op].op_class; op++) {
struct p2p_oper_class_map *o = &op_class[op];
u8 ch;
- struct p2p_reg_class *reg = NULL;
+ struct p2p_reg_class *reg = NULL, *cli_reg = NULL;
mode = get_mode(wpa_s->hw.modes, wpa_s->hw.num_modes, o->mode);
if (mode == NULL)
continue;
for (ch = o->min_chan; ch <= o->max_chan; ch += o->inc) {
- if (wpas_p2p_verify_channel(wpa_s, mode, ch, o->bw) < 1)
- continue;
- if (reg == NULL) {
- wpa_printf(MSG_DEBUG, "P2P: Add operating "
- "class %u", o->op_class);
- reg = &chan->reg_class[cla];
- cla++;
- reg->reg_class = o->op_class;
+ enum chan_allowed res;
+ res = wpas_p2p_verify_channel(wpa_s, mode, ch, o->bw);
+ if (res == ALLOWED) {
+ if (reg == NULL) {
+ wpa_printf(MSG_DEBUG, "P2P: Add operating class %u",
+ o->op_class);
+ reg = &chan->reg_class[cla];
+ cla++;
+ reg->reg_class = o->op_class;
+ }
+ reg->channel[reg->channels] = ch;
+ reg->channels++;
+ } else if (res == PASSIVE_ONLY &&
+ wpa_s->conf->p2p_add_cli_chan) {
+ if (cli_reg == NULL) {
+ wpa_printf(MSG_DEBUG, "P2P: Add operating class %u (client only)",
+ o->op_class);
+ cli_reg = &cli_chan->reg_class[cli_cla];
+ cli_cla++;
+ cli_reg->reg_class = o->op_class;
+ }
+ cli_reg->channel[cli_reg->channels] = ch;
+ cli_reg->channels++;
}
- reg->channel[reg->channels] = ch;
- reg->channels++;
}
if (reg) {
wpa_hexdump(MSG_DEBUG, "P2P: Channels",
reg->channel, reg->channels);
}
+ if (cli_reg) {
+ wpa_hexdump(MSG_DEBUG, "P2P: Channels (client only)",
+ cli_reg->channel, cli_reg->channels);
+ }
}
chan->reg_classes = cla;
+ cli_chan->reg_classes = cli_cla;
return 0;
}
int wpas_p2p_get_ht40_mode(struct wpa_supplicant *wpa_s,
struct hostapd_hw_modes *mode, u8 channel)
{
- int op, ret;
+ int op;
+ enum chan_allowed ret;
for (op = 0; op_class[op].op_class; op++) {
struct p2p_oper_class_map *o = &op_class[op];
o->bw == BW20 || ch != channel)
continue;
ret = wpas_p2p_verify_channel(wpa_s, mode, ch, o->bw);
- if (ret < 0)
- continue;
- else if (ret > 0)
+ if (ret == ALLOWED)
return (o->bw == BW40MINUS) ? -1 : 1;
- else
- return 0;
}
}
return 0;
}
+int wpas_p2p_get_vht80_center(struct wpa_supplicant *wpa_s,
+ struct hostapd_hw_modes *mode, u8 channel)
+{
+ if (!wpas_p2p_verify_channel(wpa_s, mode, channel, BW80))
+ return 0;
+
+ return wpas_p2p_get_center_80mhz(wpa_s, mode, channel);
+}
+
+
static int wpas_get_noa(void *ctx, const u8 *interface_addr, u8 *buf,
size_t buf_len)
{
}
-/**
- * wpas_p2p_init - Initialize P2P module for %wpa_supplicant
- * @global: Pointer to global data from wpa_supplicant_init()
- * @wpa_s: Pointer to wpa_supplicant data from wpa_supplicant_add_iface()
- * Returns: 0 on success, -1 on failure
- */
-int wpas_p2p_init(struct wpa_global *global, struct wpa_supplicant *wpa_s)
+static void wpas_p2p_debug_print(void *ctx, int level, const char *msg)
+{
+ struct wpa_supplicant *wpa_s = ctx;
+ wpa_msg_global(wpa_s, level, "P2P: %s", msg);
+}
+
+
+int wpas_p2p_add_p2pdev_interface(struct wpa_supplicant *wpa_s)
+{
+ struct wpa_interface iface;
+ struct wpa_supplicant *p2pdev_wpa_s;
+ char ifname[100];
+ char force_name[100];
+ int ret;
+
+ os_snprintf(ifname, sizeof(ifname), P2P_MGMT_DEVICE_PREFIX "%s",
+ wpa_s->ifname);
+ force_name[0] = '\0';
+ wpa_s->pending_interface_type = WPA_IF_P2P_DEVICE;
+ ret = wpa_drv_if_add(wpa_s, WPA_IF_P2P_DEVICE, ifname, NULL, NULL,
+ force_name, wpa_s->pending_interface_addr, NULL);
+ if (ret < 0) {
+ wpa_printf(MSG_DEBUG, "P2P: Failed to create P2P Device interface");
+ return ret;
+ }
+ os_strlcpy(wpa_s->pending_interface_name, ifname,
+ sizeof(wpa_s->pending_interface_name));
+
+ os_memset(&iface, 0, sizeof(iface));
+ iface.p2p_mgmt = 1;
+ iface.ifname = wpa_s->pending_interface_name;
+ iface.driver = wpa_s->driver->name;
+ iface.driver_param = wpa_s->conf->driver_param;
+ iface.confname = wpa_s->confname;
+ p2pdev_wpa_s = wpa_supplicant_add_iface(wpa_s->global, &iface);
+ if (!p2pdev_wpa_s) {
+ wpa_printf(MSG_DEBUG, "P2P: Failed to add P2P Device interface");
+ return -1;
+ }
+ p2pdev_wpa_s->parent = wpa_s;
+
+ wpa_s->pending_interface_name[0] = '\0';
+ return 0;
+}
+
+
+static void wpas_presence_resp(void *ctx, const u8 *src, u8 status,
+ const u8 *noa, size_t noa_len)
+{
+ struct wpa_supplicant *wpa_s, *intf = ctx;
+ char hex[100];
+
+ for (wpa_s = intf->global->ifaces; wpa_s; wpa_s = wpa_s->next) {
+ if (wpa_s->waiting_presence_resp)
+ break;
+ }
+ if (!wpa_s) {
+ wpa_dbg(wpa_s, MSG_DEBUG, "P2P: No group interface was waiting for presence response");
+ return;
+ }
+ wpa_s->waiting_presence_resp = 0;
+
+ wpa_snprintf_hex(hex, sizeof(hex), noa, noa_len);
+ wpa_msg(wpa_s, MSG_INFO, P2P_EVENT_PRESENCE_RESPONSE "src=" MACSTR
+ " status=%u noa=%s", MAC2STR(src), status, hex);
+}
+
+
+/**
+ * wpas_p2p_init - Initialize P2P module for %wpa_supplicant
+ * @global: Pointer to global data from wpa_supplicant_init()
+ * @wpa_s: Pointer to wpa_supplicant data from wpa_supplicant_add_iface()
+ * Returns: 0 on success, -1 on failure
+ */
+int wpas_p2p_init(struct wpa_global *global, struct wpa_supplicant *wpa_s)
{
struct p2p_config p2p;
unsigned int r;
int i;
- if (!(wpa_s->drv_flags & WPA_DRIVER_FLAGS_P2P_CAPABLE))
+ if (wpa_s->conf->p2p_disabled)
return 0;
- if (global->p2p)
+ if (!(wpa_s->drv_flags & WPA_DRIVER_FLAGS_P2P_CAPABLE))
return 0;
- if (wpa_s->drv_flags & WPA_DRIVER_FLAGS_P2P_MGMT) {
- struct p2p_params params;
-
- wpa_printf(MSG_DEBUG, "P2P: Use driver-based P2P management");
- os_memset(¶ms, 0, sizeof(params));
- params.dev_name = wpa_s->conf->device_name;
- os_memcpy(params.pri_dev_type, wpa_s->conf->device_type,
- WPS_DEV_TYPE_LEN);
- params.num_sec_dev_types = wpa_s->conf->num_sec_device_types;
- os_memcpy(params.sec_dev_type,
- wpa_s->conf->sec_device_type,
- params.num_sec_dev_types * WPS_DEV_TYPE_LEN);
-
- if (wpa_drv_p2p_set_params(wpa_s, ¶ms) < 0)
- return -1;
-
+ if (global->p2p)
return 0;
- }
os_memset(&p2p, 0, sizeof(p2p));
- p2p.msg_ctx = wpa_s;
p2p.cb_ctx = wpa_s;
+ p2p.debug_print = wpas_p2p_debug_print;
p2p.p2p_scan = wpas_p2p_scan;
p2p.send_action = wpas_send_action;
p2p.send_action_done = wpas_send_action_done;
p2p.go_neg_req_rx = wpas_go_neg_req_rx;
p2p.dev_found = wpas_dev_found;
p2p.dev_lost = wpas_dev_lost;
+ p2p.find_stopped = wpas_find_stopped;
p2p.start_listen = wpas_start_listen;
p2p.stop_listen = wpas_stop_listen;
p2p.send_probe_resp = wpas_send_probe_resp;
p2p.invitation_result = wpas_invitation_result;
p2p.get_noa = wpas_get_noa;
p2p.go_connected = wpas_go_connected;
+ p2p.presence_resp = wpas_presence_resp;
os_memcpy(wpa_s->global->p2p_dev_addr, wpa_s->own_addr, ETH_ALEN);
os_memcpy(p2p.dev_addr, wpa_s->global->p2p_dev_addr, ETH_ALEN);
} else
os_memcpy(p2p.country, "XX\x04", 3);
- if (wpas_p2p_setup_channels(wpa_s, &p2p.channels)) {
+ if (wpas_p2p_setup_channels(wpa_s, &p2p.channels, &p2p.cli_channels)) {
wpa_printf(MSG_ERROR, "P2P: Failed to configure supported "
"channel list");
return -1;
global->p2p, wpa_s->conf->wps_vendor_ext[i]);
}
+ p2p_set_no_go_freq(global->p2p, &wpa_s->conf->p2p_no_go_freq);
+
return 0;
}
eloop_cancel_timeout(wpas_p2p_long_listen_timeout, wpa_s, NULL);
eloop_cancel_timeout(wpas_p2p_group_idle_timeout, wpa_s, NULL);
wpas_p2p_remove_pending_group_interface(wpa_s);
+ eloop_cancel_timeout(wpas_p2p_group_freq_conflict, wpa_s, NULL);
/* TODO: remove group interface from the driver if this wpa_s instance
* is on top of a P2P group interface */
static int wpas_p2p_create_iface(struct wpa_supplicant *wpa_s)
{
- if (wpa_s->conf->p2p_no_group_iface)
+ if (!(wpa_s->drv_flags & WPA_DRIVER_FLAGS_DEDICATED_P2P_DEVICE) &&
+ wpa_s->conf->p2p_no_group_iface)
return 0; /* separate interface disabled per configuration */
if (wpa_s->drv_flags &
(WPA_DRIVER_FLAGS_P2P_DEDICATED_INTERFACE |
if (persistent_group && wpa_s->conf->persistent_reconnect)
persistent_group = 2;
- if (wpa_s->drv_flags & WPA_DRIVER_FLAGS_P2P_MGMT) {
- return wpa_drv_p2p_connect(wpa_s, peer_addr, wps_method,
- go_intent, own_interface_addr,
- force_freq, persistent_group);
- }
-
/*
* Increase GO config timeout if HT40 is used since it takes some time
* to scan channels for coex purposes before the BSS can be started.
if (persistent_group && wpa_s->conf->persistent_reconnect)
persistent_group = 2;
- if (wpa_s->drv_flags & WPA_DRIVER_FLAGS_P2P_MGMT)
- return -1;
-
return p2p_authorize(wpa_s->global->p2p, peer_addr, wps_method,
go_intent, own_interface_addr, force_freq,
persistent_group, ssid ? ssid->ssid : NULL,
eloop_cancel_timeout(wpas_p2p_join_scan, wpa_s, NULL);
if (wpa_s->p2p_auto_pd) {
wpa_s->p2p_auto_pd = 0;
- wpa_msg(wpa_s, MSG_INFO, P2P_EVENT_PROV_DISC_FAILURE
- " p2p_dev_addr=" MACSTR " status=N/A",
- MAC2STR(wpa_s->pending_join_dev_addr));
+ wpa_msg_global(wpa_s, MSG_INFO,
+ P2P_EVENT_PROV_DISC_FAILURE
+ " p2p_dev_addr=" MACSTR " status=N/A",
+ MAC2STR(wpa_s->pending_join_dev_addr));
return;
}
- wpa_msg(wpa_s->parent, MSG_INFO,
- P2P_EVENT_GROUP_FORMATION_FAILURE);
+ wpa_msg_global(wpa_s->parent, MSG_INFO,
+ P2P_EVENT_GROUP_FORMATION_FAILURE);
}
}
static int wpas_check_freq_conflict(struct wpa_supplicant *wpa_s, int freq)
{
- struct wpa_supplicant *iface;
- int shared_freq;
- u8 bssid[ETH_ALEN];
+ int *freqs, res, num, i;
- if (wpa_s->drv_flags & WPA_DRIVER_FLAGS_MULTI_CHANNEL_CONCURRENT)
+ if (wpas_p2p_num_unused_channels(wpa_s) > 0) {
+ /* Multiple channels are supported and not all are in use */
return 0;
+ }
- for (iface = wpa_s->global->ifaces; iface; iface = iface->next) {
- if (!wpas_p2p_create_iface(wpa_s) && iface == wpa_s)
- continue;
- if (iface->current_ssid == NULL || iface->assoc_freq == 0)
- continue;
- if (iface->current_ssid->mode == WPAS_MODE_AP ||
- iface->current_ssid->mode == WPAS_MODE_P2P_GO)
- shared_freq = iface->current_ssid->frequency;
- else if (wpa_drv_get_bssid(iface, bssid) == 0)
- shared_freq = iface->assoc_freq;
- else
- shared_freq = 0;
+ freqs = os_calloc(wpa_s->num_multichan_concurrent, sizeof(int));
+ if (!freqs)
+ return 1;
- if (shared_freq && freq != shared_freq) {
- wpa_printf(MSG_DEBUG, "P2P: Frequency conflict - %s "
- "connected on %d MHz - new connection on "
- "%d MHz", iface->ifname, shared_freq, freq);
- return 1;
- }
+ num = wpas_p2p_valid_oper_freqs(wpa_s, freqs,
+ wpa_s->num_multichan_concurrent);
+ if (num < 0) {
+ res = 1;
+ goto exit_free;
}
- shared_freq = wpa_drv_shared_freq(wpa_s);
- if (shared_freq > 0 && shared_freq != freq) {
- wpa_printf(MSG_DEBUG, "P2P: Frequency conflict - shared "
- "virtual interface connected on %d MHz - new "
- "connection on %d MHz", shared_freq, freq);
- return 1;
+ for (i = 0; i < num; i++) {
+ if (freqs[i] == freq) {
+ wpa_printf(MSG_DEBUG, "P2P: Frequency %d MHz in use by another virtual interface and can be used",
+ freq);
+ res = 0;
+ goto exit_free;
+ }
}
- return 0;
+ res = 1;
+
+exit_free:
+ os_free(freqs);
+ return res;
}
return 0;
}
- updated = os_time_before(&wpa_s->p2p_auto_started, &bss->last_update);
+ updated = os_reltime_before(&wpa_s->p2p_auto_started,
+ &bss->last_update);
wpa_printf(MSG_DEBUG, "P2P: Current BSS entry for peer updated at "
"%ld.%06ld (%supdated in last scan)",
bss->last_update.sec, bss->last_update.usec,
wpa_s->pending_pd_config_methods, join,
0, wpa_s->user_initiated_pd) < 0) {
wpa_s->p2p_auto_pd = 0;
- wpa_msg(wpa_s, MSG_INFO, P2P_EVENT_PROV_DISC_FAILURE
- " p2p_dev_addr=" MACSTR " status=N/A",
- MAC2STR(wpa_s->pending_join_dev_addr));
+ wpa_msg_global(wpa_s, MSG_INFO,
+ P2P_EVENT_PROV_DISC_FAILURE
+ " p2p_dev_addr=" MACSTR " status=N/A",
+ MAC2STR(wpa_s->pending_join_dev_addr));
}
return;
}
wpa_s->p2p_connect_freq,
wpa_s->p2p_persistent_id,
wpa_s->p2p_pd_before_go_neg,
- wpa_s->p2p_go_ht40);
+ wpa_s->p2p_go_ht40,
+ wpa_s->p2p_go_vht);
return;
}
if (bss) {
freq = bss->freq;
wpa_printf(MSG_DEBUG, "P2P: Target GO operating frequency "
- "from BSS table: %d MHz", freq);
+ "from BSS table: %d MHz (SSID %s)", freq,
+ wpa_ssid_txt(bss->ssid, bss->ssid_len));
}
if (freq > 0) {
u16 method;
if (wpas_check_freq_conflict(wpa_s, freq) > 0) {
- wpa_msg(wpa_s->parent, MSG_INFO,
- P2P_EVENT_GROUP_FORMATION_FAILURE
- "reason=FREQ_CONFLICT");
+ wpa_msg_global(wpa_s->parent, MSG_INFO,
+ P2P_EVENT_GROUP_FORMATION_FAILURE
+ "reason=FREQ_CONFLICT");
return;
}
*/
ret = wpa_drv_scan(wpa_s, ¶ms);
if (!ret) {
- os_get_time(&wpa_s->scan_trigger_time);
+ os_get_reltime(&wpa_s->scan_trigger_time);
wpa_s->scan_res_handler = wpas_p2p_scan_res_join;
+ wpa_s->own_scan_requested = 1;
}
wpabuf_free(ies);
res.freq = bss->freq;
res.ssid_len = bss->ssid_len;
os_memcpy(res.ssid, bss->ssid, bss->ssid_len);
+ wpa_printf(MSG_DEBUG, "P2P: Join target GO operating frequency "
+ "from BSS table: %d MHz (SSID %s)", bss->freq,
+ wpa_ssid_txt(bss->ssid, bss->ssid_len));
}
if (wpa_s->off_channel_freq || wpa_s->roc_waiting_drv_freq) {
static int wpas_p2p_setup_freqs(struct wpa_supplicant *wpa_s, int freq,
- int *force_freq, int *pref_freq,
- int *oper_freq)
+ int *force_freq, int *pref_freq, int go)
{
+ int *freqs, res;
+ unsigned int freq_in_use = 0, num, i;
+
+ freqs = os_calloc(wpa_s->num_multichan_concurrent, sizeof(int));
+ if (!freqs)
+ return -1;
+
+ num = get_shared_radio_freqs(wpa_s, freqs,
+ wpa_s->num_multichan_concurrent);
+ wpa_printf(MSG_DEBUG,
+ "P2P: Setup freqs: freq=%d num_MCC=%d shared_freqs=%u",
+ freq, wpa_s->num_multichan_concurrent, num);
+
if (freq > 0) {
- if (!p2p_supported_freq(wpa_s->global->p2p, freq)) {
+ int ret;
+ if (go)
+ ret = p2p_supported_freq(wpa_s->global->p2p, freq);
+ else
+ ret = p2p_supported_freq_cli(wpa_s->global->p2p, freq);
+ if (!ret) {
wpa_printf(MSG_DEBUG, "P2P: The forced channel "
"(%u MHz) is not supported for P2P uses",
freq);
- return -3;
+ res = -3;
+ goto exit_free;
}
- if (*oper_freq > 0 && freq != *oper_freq &&
- !(wpa_s->drv_flags &
- WPA_DRIVER_FLAGS_MULTI_CHANNEL_CONCURRENT)) {
- wpa_printf(MSG_DEBUG, "P2P: Cannot start P2P group "
- "on %u MHz while connected on another "
- "channel (%u MHz)", freq, *oper_freq);
- return -2;
+ for (i = 0; i < num; i++) {
+ if (freqs[i] == freq)
+ freq_in_use = 1;
+ }
+
+ if (num == wpa_s->num_multichan_concurrent && !freq_in_use) {
+ wpa_printf(MSG_DEBUG, "P2P: Cannot start P2P group on %u MHz as there are no available channels",
+ freq);
+ res = -2;
+ goto exit_free;
}
wpa_printf(MSG_DEBUG, "P2P: Trying to force us to use the "
"requested channel (%u MHz)", freq);
*force_freq = freq;
- } else if (*oper_freq > 0 &&
- !p2p_supported_freq(wpa_s->global->p2p, *oper_freq)) {
- if (!(wpa_s->drv_flags &
- WPA_DRIVER_FLAGS_MULTI_CHANNEL_CONCURRENT)) {
- wpa_printf(MSG_DEBUG, "P2P: Cannot start P2P group "
- "while connected on non-P2P supported "
- "channel (%u MHz)", *oper_freq);
- return -2;
+ goto exit_ok;
+ }
+
+ for (i = 0; i < num; i++) {
+ if (!p2p_supported_freq(wpa_s->global->p2p, freqs[i]))
+ continue;
+
+ if (*pref_freq == 0 && num < wpa_s->num_multichan_concurrent) {
+ wpa_printf(MSG_DEBUG, "P2P: Try to prefer a frequency (%u MHz) we are already using",
+ freqs[i]);
+ *pref_freq = freqs[i];
+ } else {
+ wpa_printf(MSG_DEBUG, "P2P: Try to force us to use frequency (%u MHz) which is already in use",
+ freqs[i]);
+ *force_freq = freqs[i];
}
- wpa_printf(MSG_DEBUG, "P2P: Current operating channel "
- "(%u MHz) not available for P2P - try to use "
- "another channel", *oper_freq);
- *force_freq = 0;
- } else if (*oper_freq > 0 && *pref_freq == 0 &&
- (wpa_s->drv_flags &
- WPA_DRIVER_FLAGS_MULTI_CHANNEL_CONCURRENT)) {
- wpa_printf(MSG_DEBUG, "P2P: Trying to prefer the channel we "
- "are already using (%u MHz) on another interface",
- *oper_freq);
- *pref_freq = *oper_freq;
- } else if (*oper_freq > 0) {
- wpa_printf(MSG_DEBUG, "P2P: Trying to force us to use the "
- "channel we are already using (%u MHz) on another "
- "interface", *oper_freq);
- *force_freq = *oper_freq;
+ break;
}
- return 0;
+ if (i == num) {
+ if (num < wpa_s->num_multichan_concurrent && num > 0) {
+ wpa_printf(MSG_DEBUG, "P2P: Current operating channels are not available for P2P. Try to use another channel");
+ *force_freq = 0;
+ } else if (num < wpa_s->num_multichan_concurrent) {
+ wpa_printf(MSG_DEBUG, "P2P: No current operating channels - try to use a new channel");
+ *force_freq = 0;
+ } else {
+ wpa_printf(MSG_DEBUG, "P2P: All channels are in use and none of them are P2P enabled. Cannot start P2P group");
+ res = -2;
+ goto exit_free;
+ }
+ }
+
+exit_ok:
+ res = 0;
+exit_free:
+ os_free(freqs);
+ return res;
}
* @pd: Whether to send Provision Discovery prior to GO Negotiation as an
* interoperability workaround when initiating group formation
* @ht40: Start GO with 40 MHz channel width
+ * @vht: Start GO with VHT support
* Returns: 0 or new PIN (if pin was %NULL) on success, -1 on unspecified
* failure, -2 on failure due to channel not currently available,
* -3 if forced channel is not supported
const char *pin, enum p2p_wps_method wps_method,
int persistent_group, int auto_join, int join, int auth,
int go_intent, int freq, int persistent_id, int pd,
- int ht40)
+ int ht40, int vht)
{
- int force_freq = 0, pref_freq = 0, oper_freq = 0;
- u8 bssid[ETH_ALEN];
+ int force_freq = 0, pref_freq = 0;
int ret = 0, res;
enum wpa_driver_if_type iftype;
const u8 *if_addr;
return -1;
}
+ os_free(wpa_s->global->add_psk);
+ wpa_s->global->add_psk = NULL;
+
if (go_intent < 0)
go_intent = wpa_s->conf->p2p_go_intent;
wpa_s->p2p_fallback_to_go_neg = 0;
wpa_s->p2p_pd_before_go_neg = !!pd;
wpa_s->p2p_go_ht40 = !!ht40;
+ wpa_s->p2p_go_vht = !!vht;
if (pin)
os_strlcpy(wpa_s->p2p_pin, pin, sizeof(wpa_s->p2p_pin));
dev_addr);
}
if (auto_join) {
- os_get_time(&wpa_s->p2p_auto_started);
+ os_get_reltime(&wpa_s->p2p_auto_started);
wpa_printf(MSG_DEBUG, "P2P: Auto join started at "
"%ld.%06ld",
wpa_s->p2p_auto_started.sec,
return ret;
}
- if (wpa_s->current_ssid && wpa_drv_get_bssid(wpa_s, bssid) == 0 &&
- wpa_s->assoc_freq) {
- oper_freq = wpa_s->assoc_freq;
- } else {
- oper_freq = wpa_drv_shared_freq(wpa_s);
- if (oper_freq < 0)
- oper_freq = 0;
- }
-
res = wpas_p2p_setup_freqs(wpa_s, freq, &force_freq, &pref_freq,
- &oper_freq);
+ go_intent == 15);
if (res)
return res;
- wpas_p2p_set_own_freq_preference(wpa_s, oper_freq);
+ wpas_p2p_set_own_freq_preference(wpa_s,
+ force_freq ? force_freq : pref_freq);
wpa_s->create_p2p_iface = wpas_p2p_create_iface(wpa_s);
if (timeout > wpa_s->max_remain_on_chan)
timeout = wpa_s->max_remain_on_chan;
- if (wpa_s->drv_flags & WPA_DRIVER_FLAGS_P2P_MGMT)
- return wpa_drv_p2p_listen(wpa_s, timeout);
-
return p2p_listen(wpa_s->global->p2p, timeout);
}
if (wpa_s->p2p_long_listen > 0) {
wpa_printf(MSG_DEBUG, "P2P: Continuing long Listen state");
wpas_p2p_listen_start(wpa_s, wpa_s->p2p_long_listen);
+ } else {
+ /*
+ * When listen duration is over, stop listen & update p2p_state
+ * to IDLE.
+ */
+ p2p_stop_listen(wpa_s->global->p2p);
}
}
while (wpa_s) {
prev = wpa_s;
wpa_s = wpa_s->next;
- wpas_p2p_disconnect(prev);
+ if (prev->p2p_group_interface !=
+ NOT_P2P_GROUP_INTERFACE ||
+ (prev->current_ssid &&
+ prev->current_ssid->p2p_group))
+ wpas_p2p_disconnect(prev);
}
return 0;
}
}
-static int freq_included(const struct p2p_channels *channels, unsigned int freq)
+static int wpas_p2p_select_go_freq(struct wpa_supplicant *wpa_s, int freq)
{
- if (channels == NULL)
- return 1; /* Assume no restrictions */
- return p2p_channels_includes_freq(channels, freq);
+ unsigned int r;
+
+ if (freq == 2) {
+ wpa_printf(MSG_DEBUG, "P2P: Request to start GO on 2.4 GHz "
+ "band");
+ if (wpa_s->best_24_freq > 0 &&
+ p2p_supported_freq_go(wpa_s->global->p2p,
+ wpa_s->best_24_freq)) {
+ freq = wpa_s->best_24_freq;
+ wpa_printf(MSG_DEBUG, "P2P: Use best 2.4 GHz band "
+ "channel: %d MHz", freq);
+ } else {
+ os_get_random((u8 *) &r, sizeof(r));
+ freq = 2412 + (r % 3) * 25;
+ wpa_printf(MSG_DEBUG, "P2P: Use random 2.4 GHz band "
+ "channel: %d MHz", freq);
+ }
+ }
+
+ if (freq == 5) {
+ wpa_printf(MSG_DEBUG, "P2P: Request to start GO on 5 GHz "
+ "band");
+ if (wpa_s->best_5_freq > 0 &&
+ p2p_supported_freq_go(wpa_s->global->p2p,
+ wpa_s->best_5_freq)) {
+ freq = wpa_s->best_5_freq;
+ wpa_printf(MSG_DEBUG, "P2P: Use best 5 GHz band "
+ "channel: %d MHz", freq);
+ } else {
+ os_get_random((u8 *) &r, sizeof(r));
+ freq = 5180 + (r % 4) * 20;
+ if (!p2p_supported_freq_go(wpa_s->global->p2p, freq)) {
+ wpa_printf(MSG_DEBUG, "P2P: Could not select "
+ "5 GHz channel for P2P group");
+ return -1;
+ }
+ wpa_printf(MSG_DEBUG, "P2P: Use random 5 GHz band "
+ "channel: %d MHz", freq);
+ }
+ }
+
+ if (freq > 0 && !p2p_supported_freq_go(wpa_s->global->p2p, freq)) {
+ wpa_printf(MSG_DEBUG, "P2P: The forced channel for GO "
+ "(%u MHz) is not supported for P2P uses",
+ freq);
+ return -1;
+ }
+
+ return freq;
}
static int wpas_p2p_init_go_params(struct wpa_supplicant *wpa_s,
struct p2p_go_neg_results *params,
- int freq, int ht40,
+ int freq, int ht40, int vht,
const struct p2p_channels *channels)
{
- u8 bssid[ETH_ALEN];
- int res;
+ int res, *freqs;
unsigned int pref_freq;
+ unsigned int num, i;
os_memset(params, 0, sizeof(*params));
params->role_go = 1;
params->ht40 = ht40;
+ params->vht = vht;
if (freq) {
if (!freq_included(channels, freq)) {
wpa_printf(MSG_DEBUG, "P2P: Forced GO freq %d MHz not "
"frequency %d MHz", params->freq);
} else if (wpa_s->conf->p2p_oper_channel == 0 &&
wpa_s->best_overall_freq > 0 &&
- p2p_supported_freq(wpa_s->global->p2p,
- wpa_s->best_overall_freq) &&
+ p2p_supported_freq_go(wpa_s->global->p2p,
+ wpa_s->best_overall_freq) &&
freq_included(channels, wpa_s->best_overall_freq)) {
params->freq = wpa_s->best_overall_freq;
wpa_printf(MSG_DEBUG, "P2P: Set GO freq based on best overall "
"channel %d MHz", params->freq);
} else if (wpa_s->conf->p2p_oper_channel == 0 &&
wpa_s->best_24_freq > 0 &&
- p2p_supported_freq(wpa_s->global->p2p,
- wpa_s->best_24_freq) &&
+ p2p_supported_freq_go(wpa_s->global->p2p,
+ wpa_s->best_24_freq) &&
freq_included(channels, wpa_s->best_24_freq)) {
params->freq = wpa_s->best_24_freq;
wpa_printf(MSG_DEBUG, "P2P: Set GO freq based on best 2.4 GHz "
"channel %d MHz", params->freq);
} else if (wpa_s->conf->p2p_oper_channel == 0 &&
wpa_s->best_5_freq > 0 &&
- p2p_supported_freq(wpa_s->global->p2p,
- wpa_s->best_5_freq) &&
+ p2p_supported_freq_go(wpa_s->global->p2p,
+ wpa_s->best_5_freq) &&
freq_included(channels, wpa_s->best_5_freq)) {
params->freq = wpa_s->best_5_freq;
wpa_printf(MSG_DEBUG, "P2P: Set GO freq based on best 5 GHz "
"known)", params->freq);
}
- if (wpa_s->current_ssid && wpa_drv_get_bssid(wpa_s, bssid) == 0 &&
- wpa_s->assoc_freq && !freq) {
- if (!p2p_supported_freq(wpa_s->global->p2p, wpa_s->assoc_freq)
- || !freq_included(channels, wpa_s->assoc_freq)) {
- if (wpa_s->drv_flags &
- WPA_DRIVER_FLAGS_MULTI_CHANNEL_CONCURRENT) {
- wpa_printf(MSG_DEBUG, "P2P: Cannot force GO on "
- "the channel we are already using "
- "(%u MHz) - allow multi-channel "
- "concurrency", wpa_s->assoc_freq);
- } else {
- wpa_printf(MSG_DEBUG, "P2P: Cannot force GO on "
- "the channel we are already using "
- "(%u MHz)", wpa_s->assoc_freq);
- return -1;
- }
- } else {
- wpa_printf(MSG_DEBUG, "P2P: Force GO on the channel we "
- "are already using (%u MHz)",
- wpa_s->assoc_freq);
- params->freq = wpa_s->assoc_freq;
- }
+ freqs = os_calloc(wpa_s->num_multichan_concurrent, sizeof(int));
+ if (!freqs)
+ return -1;
+
+ res = wpas_p2p_valid_oper_freqs(wpa_s, freqs,
+ wpa_s->num_multichan_concurrent);
+ if (res < 0) {
+ os_free(freqs);
+ return -1;
}
+ num = res;
- res = wpa_drv_shared_freq(wpa_s);
- if (res > 0 && !freq &&
- (!p2p_supported_freq(wpa_s->global->p2p, res) ||
- !freq_included(channels, res))) {
- if (wpa_s->drv_flags &
- WPA_DRIVER_FLAGS_MULTI_CHANNEL_CONCURRENT) {
- wpa_printf(MSG_DEBUG, "P2P: Cannot force GO on the "
- "channel we are already using on a shared "
- "interface (%u MHz) - allow multi-channel "
- "concurrency", res);
- } else {
- wpa_printf(MSG_DEBUG, "P2P: Cannot force GO on the "
- "channel we are already using on a shared "
- "interface (%u MHz)", res);
- return -1;
+ for (i = 0; i < num; i++) {
+ if (freq && freqs[i] == freq)
+ break;
+ if (!freq && freq_included(channels, freqs[i])) {
+ wpa_printf(MSG_DEBUG, "P2P: Force GO on a channel we are already using (%u MHz)",
+ freqs[i]);
+ params->freq = freqs[i];
+ break;
}
- } else if (res > 0 && !freq) {
- wpa_printf(MSG_DEBUG, "P2P: Force GO on the channel we are "
- "already using on a shared interface");
- params->freq = res;
- if (!freq_included(channels, params->freq)) {
- wpa_printf(MSG_DEBUG, "P2P: Forced GO freq %d MHz not "
- "accepted", params->freq);
+ }
+
+ if (i == num) {
+ if (wpas_p2p_num_unused_channels(wpa_s) <= 0) {
+ if (freq)
+ wpa_printf(MSG_DEBUG, "P2P: Cannot force GO on freq (%u MHz) as all the channels are in use", freq);
+ else
+ wpa_printf(MSG_DEBUG, "P2P: Cannot force GO on any of the channels we are already using");
+ os_free(freqs);
return -1;
+ } else if (num == 0) {
+ wpa_printf(MSG_DEBUG, "P2P: Use one of the free channels");
+ } else {
+ wpa_printf(MSG_DEBUG, "P2P: Cannot force GO on any of the channels we are already using. Use one of the free channels");
}
- } else if (res > 0 && freq != res &&
- !(wpa_s->drv_flags &
- WPA_DRIVER_FLAGS_MULTI_CHANNEL_CONCURRENT)) {
- wpa_printf(MSG_DEBUG, "P2P: Cannot start P2P group on %u MHz "
- "while connected on another channel (%u MHz)",
- freq, res);
- return -1;
}
+ os_free(freqs);
return 0;
}
if (!wpas_p2p_create_iface(wpa_s)) {
wpa_dbg(wpa_s, MSG_DEBUG, "P2P: Use same interface for group "
"operations");
+ wpa_s->p2p_first_connection_timeout = 0;
return wpa_s;
}
if (wpas_p2p_add_group_interface(wpa_s, go ? WPA_IF_P2P_GO :
WPA_IF_P2P_CLIENT) < 0) {
- wpa_msg(wpa_s, MSG_ERROR, "P2P: Failed to add group interface");
+ wpa_msg_global(wpa_s, MSG_ERROR,
+ "P2P: Failed to add group interface");
return NULL;
}
group_wpa_s = wpas_p2p_init_group_interface(wpa_s, go);
if (group_wpa_s == NULL) {
- wpa_msg(wpa_s, MSG_ERROR, "P2P: Failed to initialize group "
- "interface");
+ wpa_msg_global(wpa_s, MSG_ERROR,
+ "P2P: Failed to initialize group interface");
wpas_p2p_remove_pending_group_interface(wpa_s);
return NULL;
}
wpa_dbg(wpa_s, MSG_DEBUG, "P2P: Use separate group interface %s",
group_wpa_s->ifname);
+ group_wpa_s->p2p_first_connection_timeout = 0;
return group_wpa_s;
}
* @wpa_s: Pointer to wpa_supplicant data from wpa_supplicant_add_iface()
* @persistent_group: Whether to create a persistent group
* @freq: Frequency for the group or 0 to indicate no hardcoding
+ * @ht40: Start GO with 40 MHz channel width
+ * @vht: Start GO with VHT support
* Returns: 0 on success, -1 on failure
*
* This function creates a new P2P group with the local end as the Group Owner,
* i.e., without using Group Owner Negotiation.
*/
int wpas_p2p_group_add(struct wpa_supplicant *wpa_s, int persistent_group,
- int freq, int ht40)
+ int freq, int ht40, int vht)
{
struct p2p_go_neg_results params;
- unsigned int r;
if (wpa_s->global->p2p_disabled || wpa_s->global->p2p == NULL)
return -1;
+ os_free(wpa_s->global->add_psk);
+ wpa_s->global->add_psk = NULL;
+
/* Make sure we are not running find during connection establishment */
wpa_printf(MSG_DEBUG, "P2P: Stop any on-going P2P FIND");
wpas_p2p_stop_find_oper(wpa_s);
- if (freq == 2) {
- wpa_printf(MSG_DEBUG, "P2P: Request to start GO on 2.4 GHz "
- "band");
- if (wpa_s->best_24_freq > 0 &&
- p2p_supported_freq(wpa_s->global->p2p,
- wpa_s->best_24_freq)) {
- freq = wpa_s->best_24_freq;
- wpa_printf(MSG_DEBUG, "P2P: Use best 2.4 GHz band "
- "channel: %d MHz", freq);
- } else {
- os_get_random((u8 *) &r, sizeof(r));
- freq = 2412 + (r % 3) * 25;
- wpa_printf(MSG_DEBUG, "P2P: Use random 2.4 GHz band "
- "channel: %d MHz", freq);
- }
- }
-
- if (freq == 5) {
- wpa_printf(MSG_DEBUG, "P2P: Request to start GO on 5 GHz "
- "band");
- if (wpa_s->best_5_freq > 0 &&
- p2p_supported_freq(wpa_s->global->p2p,
- wpa_s->best_5_freq)) {
- freq = wpa_s->best_5_freq;
- wpa_printf(MSG_DEBUG, "P2P: Use best 5 GHz band "
- "channel: %d MHz", freq);
- } else {
- os_get_random((u8 *) &r, sizeof(r));
- freq = 5180 + (r % 4) * 20;
- if (!p2p_supported_freq(wpa_s->global->p2p, freq)) {
- wpa_printf(MSG_DEBUG, "P2P: Could not select "
- "5 GHz channel for P2P group");
- return -1;
- }
- wpa_printf(MSG_DEBUG, "P2P: Use random 5 GHz band "
- "channel: %d MHz", freq);
- }
- }
-
- if (freq > 0 && !p2p_supported_freq(wpa_s->global->p2p, freq)) {
- wpa_printf(MSG_DEBUG, "P2P: The forced channel for GO "
- "(%u MHz) is not supported for P2P uses",
- freq);
+ freq = wpas_p2p_select_go_freq(wpa_s, freq);
+ if (freq < 0)
return -1;
- }
- if (wpas_p2p_init_go_params(wpa_s, ¶ms, freq, ht40, NULL))
+ if (wpas_p2p_init_go_params(wpa_s, ¶ms, freq, ht40, vht, NULL))
return -1;
if (params.freq &&
- !p2p_supported_freq(wpa_s->global->p2p, params.freq)) {
+ !p2p_supported_freq_go(wpa_s->global->p2p, params.freq)) {
wpa_printf(MSG_DEBUG, "P2P: The selected channel for GO "
"(%u MHz) is not supported for P2P uses",
params.freq);
wpa_s = wpas_p2p_get_group_iface(wpa_s, addr_allocated, 0);
if (wpa_s == NULL)
return -1;
+ wpa_s->p2p_last_4way_hs_fail = NULL;
wpa_supplicant_ap_deinit(wpa_s);
if (params->passphrase)
ssid->passphrase = os_strdup(params->passphrase);
- wpa_supplicant_select_network(wpa_s, ssid);
-
wpa_s->show_group_started = 1;
+ wpa_supplicant_select_network(wpa_s, ssid);
+
return 0;
}
int wpas_p2p_group_add_persistent(struct wpa_supplicant *wpa_s,
struct wpa_ssid *ssid, int addr_allocated,
- int freq, int ht40,
- const struct p2p_channels *channels)
+ int freq, int ht40, int vht,
+ const struct p2p_channels *channels,
+ int connection_timeout)
{
struct p2p_go_neg_results params;
int go = 0;
return 0;
}
+ os_free(wpa_s->global->add_psk);
+ wpa_s->global->add_psk = NULL;
+
/* Make sure we are not running find during connection establishment */
wpas_p2p_stop_find_oper(wpa_s);
if (ssid->mode != WPAS_MODE_P2P_GO)
return -1;
- if (wpas_p2p_init_go_params(wpa_s, ¶ms, freq, ht40, channels))
+ freq = wpas_p2p_select_go_freq(wpa_s, freq);
+ if (freq < 0)
+ return -1;
+
+ if (wpas_p2p_init_go_params(wpa_s, ¶ms, freq, ht40, vht, channels))
return -1;
params.role_go = 1;
if (wpa_s == NULL)
return -1;
+ wpa_s->p2p_first_connection_timeout = connection_timeout;
wpas_start_wps_go(wpa_s, ¶ms, 0);
return 0;
struct p2p_group *group;
struct p2p_group_config *cfg;
- if (wpa_s->drv_flags & WPA_DRIVER_FLAGS_P2P_MGMT)
- return NULL;
if (wpa_s->global->p2p_disabled || wpa_s->global->p2p == NULL)
return NULL;
eloop_cancel_timeout(wpas_p2p_group_formation_timeout, wpa_s->parent,
NULL);
+ wpa_s->p2p_go_group_formation_completed = 1;
if (ssid && ssid->mode == WPAS_MODE_INFRA) {
/*
* Use a separate timeout for initial data connection to
* something goes wrong in this step before the P2P group idle
* timeout mechanism is taken into use.
*/
+ wpa_dbg(wpa_s, MSG_DEBUG,
+ "P2P: Re-start group formation timeout (%d seconds) as client for initial connection",
+ P2P_MAX_INITIAL_CONN_WAIT);
eloop_register_timeout(P2P_MAX_INITIAL_CONN_WAIT, 0,
wpas_p2p_group_formation_timeout,
wpa_s->parent, NULL);
+ } else if (ssid) {
+ /*
+ * Use a separate timeout for initial data connection to
+ * complete to allow the group to be removed automatically if
+ * the client does not complete data connection successfully.
+ */
+ wpa_dbg(wpa_s, MSG_DEBUG,
+ "P2P: Re-start group formation timeout (%d seconds) as GO for initial connection",
+ P2P_MAX_INITIAL_CONN_WAIT_GO);
+ eloop_register_timeout(P2P_MAX_INITIAL_CONN_WAIT_GO, 0,
+ wpas_p2p_group_formation_timeout,
+ wpa_s->parent, NULL);
+ /*
+ * Complete group formation on first successful data connection
+ */
+ wpa_s->p2p_go_group_formation_completed = 0;
}
if (wpa_s->global->p2p)
p2p_wps_success_cb(wpa_s->global->p2p, peer_addr);
- else if (wpa_s->drv_flags & WPA_DRIVER_FLAGS_P2P_MGMT)
- wpa_drv_wps_success_cb(wpa_s, peer_addr);
wpas_group_formation_completed(wpa_s, 1);
}
wpa_s->auto_pd_scan_retry = 0;
wpas_p2p_stop_find(wpa_s);
wpa_s->p2p_join_scan_count = 0;
- os_get_time(&wpa_s->p2p_auto_started);
+ os_get_reltime(&wpa_s->p2p_auto_started);
wpa_printf(MSG_DEBUG, "P2P: Auto PD started at %ld.%06ld",
wpa_s->p2p_auto_started.sec,
wpa_s->p2p_auto_started.usec);
return 0;
}
- if (wpa_s->drv_flags & WPA_DRIVER_FLAGS_P2P_MGMT) {
- return wpa_drv_p2p_prov_disc_req(wpa_s, peer_addr,
- config_methods,
- use == WPAS_P2P_PD_FOR_JOIN);
- }
-
if (wpa_s->global->p2p == NULL || wpa_s->global->p2p_disabled)
return -1;
wpas_p2p_clear_pending_action_tx(wpa_s);
wpa_s->p2p_long_listen = 0;
- if (wpa_s->drv_flags & WPA_DRIVER_FLAGS_P2P_MGMT)
- return wpa_drv_p2p_find(wpa_s, timeout, type);
-
if (wpa_s->global->p2p_disabled || wpa_s->global->p2p == NULL ||
wpa_s->p2p_in_provisioning)
return -1;
wpa_s->p2p_long_listen = 0;
eloop_cancel_timeout(wpas_p2p_long_listen_timeout, wpa_s, NULL);
eloop_cancel_timeout(wpas_p2p_join_scan, wpa_s, NULL);
- wpa_s->global->p2p_cb_on_scan_complete = 0;
-
- if (wpa_s->drv_flags & WPA_DRIVER_FLAGS_P2P_MGMT) {
- wpa_drv_p2p_stop_find(wpa_s);
- return 1;
- }
if (wpa_s->global->p2p)
p2p_stop_find(wpa_s->global->p2p);
{
wpa_s->p2p_long_listen = 0;
- if (wpa_s->drv_flags & WPA_DRIVER_FLAGS_P2P_MGMT)
- return wpa_drv_p2p_reject(wpa_s, addr);
-
if (wpa_s->global->p2p_disabled || wpa_s->global->p2p == NULL)
return -1;
/* Invite to reinvoke a persistent group */
int wpas_p2p_invite(struct wpa_supplicant *wpa_s, const u8 *peer_addr,
struct wpa_ssid *ssid, const u8 *go_dev_addr, int freq,
- int ht40, int pref_freq)
+ int ht40, int vht, int pref_freq)
{
enum p2p_invite_role role;
- u8 *bssid = NULL, bssid_buf[ETH_ALEN];
- int force_freq = 0, oper_freq = 0;
+ u8 *bssid = NULL;
+ int force_freq = 0;
int res;
+ int no_pref_freq_given = pref_freq == 0;
wpa_s->global->p2p_invite_group = NULL;
if (peer_addr)
}
wpa_s->pending_invite_ssid_id = ssid->id;
- if (wpa_s->current_ssid && wpa_drv_get_bssid(wpa_s, bssid_buf) == 0 &&
- wpa_s->assoc_freq) {
- oper_freq = wpa_s->assoc_freq;
- if (bssid == NULL)
- bssid = bssid_buf;
- } else {
- oper_freq = wpa_drv_shared_freq(wpa_s);
- if (oper_freq < 0)
- oper_freq = 0;
- }
-
res = wpas_p2p_setup_freqs(wpa_s, freq, &force_freq, &pref_freq,
- &oper_freq);
+ role == P2P_INVITE_ROLE_GO);
if (res)
return res;
- if (wpa_s->drv_flags & WPA_DRIVER_FLAGS_P2P_MGMT)
- return wpa_drv_p2p_invite(wpa_s, peer_addr, role, bssid,
- ssid->ssid, ssid->ssid_len,
- go_dev_addr, 1);
-
if (wpa_s->global->p2p_disabled || wpa_s->global->p2p == NULL)
return -1;
+ if (wpa_s->parent->conf->p2p_ignore_shared_freq &&
+ no_pref_freq_given && pref_freq > 0 &&
+ wpa_s->num_multichan_concurrent > 1 &&
+ wpas_p2p_num_unused_channels(wpa_s) > 0) {
+ wpa_printf(MSG_DEBUG, "P2P: Ignore own channel preference %d MHz for invitation due to p2p_ignore_shared_freq=1 configuration",
+ pref_freq);
+ pref_freq = 0;
+ }
+
return p2p_invite(wpa_s->global->p2p, peer_addr, role, bssid,
ssid->ssid, ssid->ssid_len, force_freq, go_dev_addr,
1, pref_freq);
{
struct wpa_global *global = wpa_s->global;
enum p2p_invite_role role;
- u8 *bssid = NULL, bssid_buf[ETH_ALEN];
+ u8 *bssid = NULL;
struct wpa_ssid *ssid;
int persistent;
- int force_freq = 0, oper_freq = 0, pref_freq = 0;
+ int freq = 0, force_freq = 0, pref_freq = 0;
int res;
wpa_s->p2p_persistent_go_freq = 0;
wpa_s->p2p_go_ht40 = 0;
+ wpa_s->p2p_go_vht = 0;
for (wpa_s = global->ifaces; wpa_s; wpa_s = wpa_s->next) {
if (os_strcmp(wpa_s->ifname, ifname) == 0)
bssid = wpa_s->own_addr;
if (go_dev_addr == NULL)
go_dev_addr = wpa_s->global->p2p_dev_addr;
+ freq = ssid->frequency;
} else {
role = P2P_INVITE_ROLE_CLIENT;
if (wpa_s->wpa_state < WPA_ASSOCIATED) {
if (go_dev_addr == NULL &&
!is_zero_ether_addr(wpa_s->go_dev_addr))
go_dev_addr = wpa_s->go_dev_addr;
+ freq = wpa_s->current_bss ? wpa_s->current_bss->freq :
+ (int) wpa_s->assoc_freq;
}
wpa_s->parent->pending_invite_ssid_id = -1;
- if (wpa_s->drv_flags & WPA_DRIVER_FLAGS_P2P_MGMT)
- return wpa_drv_p2p_invite(wpa_s, peer_addr, role, bssid,
- ssid->ssid, ssid->ssid_len,
- go_dev_addr, persistent);
-
if (wpa_s->global->p2p_disabled || wpa_s->global->p2p == NULL)
return -1;
- if (wpa_s->current_ssid && wpa_drv_get_bssid(wpa_s, bssid_buf) == 0 &&
- wpa_s->assoc_freq) {
- oper_freq = wpa_s->assoc_freq;
- if (bssid == NULL)
- bssid = bssid_buf;
- } else {
- oper_freq = wpa_drv_shared_freq(wpa_s);
- if (oper_freq < 0)
- oper_freq = 0;
- }
-
- res = wpas_p2p_setup_freqs(wpa_s, 0, &force_freq, &pref_freq,
- &oper_freq);
+ res = wpas_p2p_setup_freqs(wpa_s, freq, &force_freq, &pref_freq,
+ role == P2P_INVITE_ROLE_ACTIVE_GO);
if (res)
return res;
- wpas_p2p_set_own_freq_preference(wpa_s, oper_freq);
+ wpas_p2p_set_own_freq_preference(wpa_s, force_freq);
return p2p_invite(wpa_s->global->p2p, peer_addr, role, bssid,
ssid->ssid, ssid->ssid_len, force_freq,
}
if (!wpa_s->show_group_started || !ssid)
- goto done;
+ return;
wpa_s->show_group_started = 0;
if (ssid->passphrase == NULL && ssid->psk_set) {
char psk[65];
wpa_snprintf_hex(psk, sizeof(psk), ssid->psk, 32);
- wpa_msg(wpa_s->parent, MSG_INFO, P2P_EVENT_GROUP_STARTED
- "%s client ssid=\"%s\" freq=%d psk=%s go_dev_addr="
- MACSTR "%s",
- wpa_s->ifname, ssid_txt, freq, psk,
- MAC2STR(go_dev_addr),
- persistent ? " [PERSISTENT]" : "");
+ wpa_msg_global(wpa_s->parent, MSG_INFO, P2P_EVENT_GROUP_STARTED
+ "%s client ssid=\"%s\" freq=%d psk=%s "
+ "go_dev_addr=" MACSTR "%s",
+ wpa_s->ifname, ssid_txt, freq, psk,
+ MAC2STR(go_dev_addr),
+ persistent ? " [PERSISTENT]" : "");
} else {
- wpa_msg(wpa_s->parent, MSG_INFO, P2P_EVENT_GROUP_STARTED
- "%s client ssid=\"%s\" freq=%d passphrase=\"%s\" "
- "go_dev_addr=" MACSTR "%s",
- wpa_s->ifname, ssid_txt, freq,
- ssid->passphrase ? ssid->passphrase : "",
- MAC2STR(go_dev_addr),
- persistent ? " [PERSISTENT]" : "");
+ wpa_msg_global(wpa_s->parent, MSG_INFO, P2P_EVENT_GROUP_STARTED
+ "%s client ssid=\"%s\" freq=%d "
+ "passphrase=\"%s\" go_dev_addr=" MACSTR "%s",
+ wpa_s->ifname, ssid_txt, freq,
+ ssid->passphrase ? ssid->passphrase : "",
+ MAC2STR(go_dev_addr),
+ persistent ? " [PERSISTENT]" : "");
}
if (persistent)
if (network_id < 0)
network_id = ssid->id;
wpas_notify_p2p_group_started(wpa_s, ssid, network_id, 1);
-
-done:
- wpas_p2p_continue_after_scan(wpa_s);
}
int wpas_p2p_presence_req(struct wpa_supplicant *wpa_s, u32 duration1,
u32 interval1, u32 duration2, u32 interval2)
{
- if (wpa_s->drv_flags & WPA_DRIVER_FLAGS_P2P_MGMT)
- return -1;
+ int ret;
+
if (wpa_s->global->p2p_disabled || wpa_s->global->p2p == NULL)
return -1;
wpa_s->current_ssid->mode != WPAS_MODE_INFRA)
return -1;
- return p2p_presence_req(wpa_s->global->p2p, wpa_s->bssid,
- wpa_s->own_addr, wpa_s->assoc_freq,
- duration1, interval1, duration2, interval2);
+ ret = p2p_presence_req(wpa_s->global->p2p, wpa_s->bssid,
+ wpa_s->own_addr, wpa_s->assoc_freq,
+ duration1, interval1, duration2, interval2);
+ if (ret == 0)
+ wpa_s->waiting_presence_resp = 1;
+
+ return ret;
}
int wpas_p2p_ext_listen(struct wpa_supplicant *wpa_s, unsigned int period,
unsigned int interval)
{
- if (wpa_s->drv_flags & WPA_DRIVER_FLAGS_P2P_MGMT)
- return -1;
-
if (wpa_s->global->p2p_disabled || wpa_s->global->p2p == NULL)
return -1;
{
if (wpa_s->global->p2p_disabled || wpa_s->global->p2p == NULL)
return 0;
- if (wpa_s->drv_flags & WPA_DRIVER_FLAGS_P2P_MGMT)
- return 0;
if (!locally_generated)
p2p_deauth_notif(wpa_s->global->p2p, bssid, reason_code, ie,
{
if (wpa_s->global->p2p_disabled || wpa_s->global->p2p == NULL)
return;
- if (wpa_s->drv_flags & WPA_DRIVER_FLAGS_P2P_MGMT)
- return;
if (!locally_generated)
p2p_disassoc_notif(wpa_s->global->p2p, bssid, reason_code, ie,
wpa_printf(MSG_ERROR, "P2P: Preferred channel list "
"update failed");
}
+
+ if (p2p_set_no_go_freq(p2p, &wpa_s->conf->p2p_no_go_freq) < 0) {
+ wpa_printf(MSG_ERROR, "P2P: No GO channel list "
+ "update failed");
+ }
}
}
{
if (wpa_s->global->p2p_disabled || wpa_s->global->p2p == NULL)
return -1;
- if (wpa_s->drv_flags & WPA_DRIVER_FLAGS_P2P_MGMT)
- return -1;
wpa_s->global->cross_connection = enabled;
p2p_set_cross_connect(wpa_s->global->p2p, enabled);
iface->cross_connect_enabled = 0;
iface->cross_connect_in_use = 0;
- wpa_msg(iface->parent, MSG_INFO,
- P2P_EVENT_CROSS_CONNECT_DISABLE "%s %s",
- iface->ifname, iface->cross_connect_uplink);
+ wpa_msg_global(iface->parent, MSG_INFO,
+ P2P_EVENT_CROSS_CONNECT_DISABLE "%s %s",
+ iface->ifname,
+ iface->cross_connect_uplink);
}
}
continue;
iface->cross_connect_in_use = 1;
- wpa_msg(iface->parent, MSG_INFO,
- P2P_EVENT_CROSS_CONNECT_ENABLE "%s %s",
- iface->ifname, iface->cross_connect_uplink);
+ wpa_msg_global(iface->parent, MSG_INFO,
+ P2P_EVENT_CROSS_CONNECT_ENABLE "%s %s",
+ iface->ifname, iface->cross_connect_uplink);
}
}
if (!iface->cross_connect_in_use)
continue;
- wpa_msg(iface->parent, MSG_INFO,
- P2P_EVENT_CROSS_CONNECT_DISABLE "%s %s",
- iface->ifname, iface->cross_connect_uplink);
+ wpa_msg_global(iface->parent, MSG_INFO,
+ P2P_EVENT_CROSS_CONNECT_DISABLE "%s %s",
+ iface->ifname, iface->cross_connect_uplink);
iface->cross_connect_in_use = 0;
}
}
break;
wpa_s->cross_connect_in_use = 1;
- wpa_msg(wpa_s->parent, MSG_INFO,
- P2P_EVENT_CROSS_CONNECT_ENABLE "%s %s",
- wpa_s->ifname, wpa_s->cross_connect_uplink);
+ wpa_msg_global(wpa_s->parent, MSG_INFO,
+ P2P_EVENT_CROSS_CONNECT_ENABLE "%s %s",
+ wpa_s->ifname, wpa_s->cross_connect_uplink);
break;
}
}
"session overlap");
if (wpa_s != wpa_s->parent)
wpa_msg_ctrl(wpa_s->parent, MSG_INFO, WPS_EVENT_OVERLAP);
-
- if (wpa_s->global->p2p)
- p2p_group_formation_failed(wpa_s->global->p2p);
-
- eloop_cancel_timeout(wpas_p2p_group_formation_timeout,
- wpa_s->parent, NULL);
-
- wpas_group_formation_completed(wpa_s, 0);
+ wpas_p2p_group_formation_failed(wpa_s);
return 1;
}
void wpas_p2p_update_channel_list(struct wpa_supplicant *wpa_s)
{
- struct p2p_channels chan;
+ struct p2p_channels chan, cli_chan;
if (wpa_s->global == NULL || wpa_s->global->p2p == NULL)
return;
os_memset(&chan, 0, sizeof(chan));
- if (wpas_p2p_setup_channels(wpa_s, &chan)) {
+ os_memset(&cli_chan, 0, sizeof(cli_chan));
+ if (wpas_p2p_setup_channels(wpa_s, &chan, &cli_chan)) {
wpa_printf(MSG_ERROR, "P2P: Failed to update supported "
"channel list");
return;
}
- p2p_update_channel_list(wpa_s->global->p2p, &chan);
+ p2p_update_channel_list(wpa_s->global->p2p, &chan, &cli_chan);
}
int freq_24, int freq_5, int freq_overall)
{
struct p2p_data *p2p = wpa_s->global->p2p;
- if (p2p == NULL || (wpa_s->drv_flags & WPA_DRIVER_FLAGS_P2P_MGMT))
+ if (p2p == NULL)
return;
p2p_set_best_channels(p2p, freq_24, freq_5, freq_overall);
}
u8 peer[ETH_ALEN];
struct p2p_data *p2p = wpa_s->global->p2p;
- if (p2p == NULL || (wpa_s->drv_flags & WPA_DRIVER_FLAGS_P2P_MGMT))
+ if (p2p == NULL)
return -1;
if (hwaddr_aton(addr, peer))
}
}
+ if (!ret && wpa_s->global->p2p_go_wait_client.sec) {
+ struct os_reltime now;
+ os_get_reltime(&now);
+ if (os_reltime_expired(&now, &wpa_s->global->p2p_go_wait_client,
+ P2P_MAX_INITIAL_CONN_WAIT_GO)) {
+ /* Wait for the first client has expired */
+ wpa_s->global->p2p_go_wait_client.sec = 0;
+ } else {
+ wpa_dbg(wpa_s, MSG_DEBUG, "P2P: Waiting for initial client connection during group formation");
+ ret = 1;
+ }
+ }
+
return ret;
}
(ssid_len != s->ssid_len ||
os_memcmp(ssid, s->ssid, ssid_len) != 0))
continue;
+ if (addr == NULL) {
+ if (s->mode == WPAS_MODE_P2P_GO)
+ return s;
+ continue;
+ }
if (os_memcmp(s->bssid, addr, ETH_ALEN) == 0)
return s; /* peer is GO in the persistent group */
if (s->mode != WPAS_MODE_P2P_GO || s->p2p_client_list == NULL)
void wpas_p2p_notify_ap_sta_authorized(struct wpa_supplicant *wpa_s,
const u8 *addr)
{
+ if (eloop_cancel_timeout(wpas_p2p_group_formation_timeout,
+ wpa_s->parent, NULL) > 0) {
+ /*
+ * This can happen if WPS provisioning step is not terminated
+ * cleanly (e.g., P2P Client does not send WSC_Done). Since the
+ * peer was able to connect, there is no need to time out group
+ * formation after this, though. In addition, this is used with
+ * the initial connection wait on the GO as a separate formation
+ * timeout and as such, expected to be hit after the initial WPS
+ * provisioning step.
+ */
+ wpa_printf(MSG_DEBUG, "P2P: Canceled P2P group formation timeout on data connection");
+ }
+ if (!wpa_s->p2p_go_group_formation_completed) {
+ wpa_dbg(wpa_s, MSG_DEBUG, "P2P: Marking group formation completed on GO on first data connection");
+ wpa_s->p2p_go_group_formation_completed = 1;
+ wpa_s->global->p2p_group_formation = NULL;
+ wpa_s->p2p_in_provisioning = 0;
+ }
+ wpa_s->global->p2p_go_wait_client.sec = 0;
if (addr == NULL)
return;
wpas_p2p_add_persistent_group_client(wpa_s, addr);
0, 0, wpa_s->p2p_go_intent, wpa_s->p2p_connect_freq,
wpa_s->p2p_persistent_id,
wpa_s->p2p_pd_before_go_neg,
- wpa_s->p2p_go_ht40);
+ wpa_s->p2p_go_ht40,
+ wpa_s->p2p_go_vht);
}
unsigned int wpas_p2p_search_delay(struct wpa_supplicant *wpa_s)
{
- const char *rn, *rn2;
struct wpa_supplicant *ifs;
if (wpa_s->wpa_state > WPA_SCANNING) {
return P2P_CONCURRENT_SEARCH_DELAY;
}
- if (!wpa_s->driver->get_radio_name)
- return 0;
- rn = wpa_s->driver->get_radio_name(wpa_s->drv_priv);
- if (rn == NULL || rn[0] == '\0')
- return 0;
-
- for (ifs = wpa_s->global->ifaces; ifs; ifs = ifs->next) {
- if (ifs == wpa_s || !ifs->driver->get_radio_name)
- continue;
-
- rn2 = ifs->driver->get_radio_name(ifs->drv_priv);
- if (!rn2 || os_strcmp(rn, rn2) != 0)
- continue;
- if (ifs->wpa_state > WPA_SCANNING) {
+ dl_list_for_each(ifs, &wpa_s->radio->ifaces, struct wpa_supplicant,
+ radio_list) {
+ if (ifs != wpa_s && ifs->wpa_state > WPA_SCANNING) {
wpa_dbg(wpa_s, MSG_DEBUG, "P2P: Use %u ms search "
"delay due to concurrent operation on "
"interface %s",
}
-void wpas_p2p_continue_after_scan(struct wpa_supplicant *wpa_s)
+static int wpas_p2p_remove_psk_entry(struct wpa_supplicant *wpa_s,
+ struct wpa_ssid *s, const u8 *addr,
+ int iface_addr)
+{
+ struct psk_list_entry *psk, *tmp;
+ int changed = 0;
+
+ dl_list_for_each_safe(psk, tmp, &s->psk_list, struct psk_list_entry,
+ list) {
+ if ((iface_addr && !psk->p2p &&
+ os_memcmp(addr, psk->addr, ETH_ALEN) == 0) ||
+ (!iface_addr && psk->p2p &&
+ os_memcmp(addr, psk->addr, ETH_ALEN) == 0)) {
+ wpa_dbg(wpa_s, MSG_DEBUG,
+ "P2P: Remove persistent group PSK list entry for "
+ MACSTR " p2p=%u",
+ MAC2STR(psk->addr), psk->p2p);
+ dl_list_del(&psk->list);
+ os_free(psk);
+ changed++;
+ }
+ }
+
+ return changed;
+}
+
+
+void wpas_p2p_new_psk_cb(struct wpa_supplicant *wpa_s, const u8 *mac_addr,
+ const u8 *p2p_dev_addr,
+ const u8 *psk, size_t psk_len)
{
- wpa_dbg(wpa_s, MSG_DEBUG, "P2P: Station mode scan operation not "
- "pending anymore (sta_scan_pending=%d "
- "p2p_cb_on_scan_complete=%d)", wpa_s->sta_scan_pending,
- wpa_s->global->p2p_cb_on_scan_complete);
- wpa_s->sta_scan_pending = 0;
+ struct wpa_ssid *ssid = wpa_s->current_ssid;
+ struct wpa_ssid *persistent;
+ struct psk_list_entry *p;
- if (!wpa_s->global->p2p_cb_on_scan_complete)
+ if (psk_len != sizeof(p->psk))
return;
- wpa_s->global->p2p_cb_on_scan_complete = 0;
- if (wpa_s->global->p2p_disabled || wpa_s->global->p2p == NULL)
+ if (p2p_dev_addr) {
+ wpa_dbg(wpa_s, MSG_DEBUG, "P2P: New PSK for addr=" MACSTR
+ " p2p_dev_addr=" MACSTR,
+ MAC2STR(mac_addr), MAC2STR(p2p_dev_addr));
+ if (is_zero_ether_addr(p2p_dev_addr))
+ p2p_dev_addr = NULL;
+ } else {
+ wpa_dbg(wpa_s, MSG_DEBUG, "P2P: New PSK for addr=" MACSTR,
+ MAC2STR(mac_addr));
+ }
+
+ if (ssid->mode == WPAS_MODE_P2P_GROUP_FORMATION) {
+ wpa_dbg(wpa_s, MSG_DEBUG, "P2P: new_psk_cb during group formation");
+ /* To be added to persistent group once created */
+ if (wpa_s->global->add_psk == NULL) {
+ wpa_s->global->add_psk = os_zalloc(sizeof(*p));
+ if (wpa_s->global->add_psk == NULL)
+ return;
+ }
+ p = wpa_s->global->add_psk;
+ if (p2p_dev_addr) {
+ p->p2p = 1;
+ os_memcpy(p->addr, p2p_dev_addr, ETH_ALEN);
+ } else {
+ p->p2p = 0;
+ os_memcpy(p->addr, mac_addr, ETH_ALEN);
+ }
+ os_memcpy(p->psk, psk, psk_len);
return;
+ }
- if (p2p_other_scan_completed(wpa_s->global->p2p) == 1) {
- wpa_dbg(wpa_s, MSG_DEBUG, "P2P: Pending P2P operation "
- "continued after successful connection");
- p2p_increase_search_delay(wpa_s->global->p2p,
- wpas_p2p_search_delay(wpa_s));
+ if (ssid->mode != WPAS_MODE_P2P_GO || !ssid->p2p_persistent_group) {
+ wpa_dbg(wpa_s, MSG_DEBUG, "P2P: Ignore new_psk_cb on not-persistent GO");
+ return;
}
+
+ persistent = wpas_p2p_get_persistent(wpa_s->parent, NULL, ssid->ssid,
+ ssid->ssid_len);
+ if (!persistent) {
+ wpa_dbg(wpa_s, MSG_DEBUG, "P2P: Could not find persistent group information to store the new PSK");
+ return;
+ }
+
+ p = os_zalloc(sizeof(*p));
+ if (p == NULL)
+ return;
+ if (p2p_dev_addr) {
+ p->p2p = 1;
+ os_memcpy(p->addr, p2p_dev_addr, ETH_ALEN);
+ } else {
+ p->p2p = 0;
+ os_memcpy(p->addr, mac_addr, ETH_ALEN);
+ }
+ os_memcpy(p->psk, psk, psk_len);
+
+ if (dl_list_len(&persistent->psk_list) > P2P_MAX_STORED_CLIENTS) {
+ struct psk_list_entry *last;
+ last = dl_list_last(&persistent->psk_list,
+ struct psk_list_entry, list);
+ wpa_dbg(wpa_s, MSG_DEBUG, "P2P: Remove oldest PSK entry for "
+ MACSTR " (p2p=%u) to make room for a new one",
+ MAC2STR(last->addr), last->p2p);
+ dl_list_del(&last->list);
+ os_free(last);
+ }
+
+ wpas_p2p_remove_psk_entry(wpa_s->parent, persistent,
+ p2p_dev_addr ? p2p_dev_addr : mac_addr,
+ p2p_dev_addr == NULL);
+ if (p2p_dev_addr) {
+ wpa_dbg(wpa_s, MSG_DEBUG, "P2P: Add new PSK for p2p_dev_addr="
+ MACSTR, MAC2STR(p2p_dev_addr));
+ } else {
+ wpa_dbg(wpa_s, MSG_DEBUG, "P2P: Add new PSK for addr=" MACSTR,
+ MAC2STR(mac_addr));
+ }
+ dl_list_add(&persistent->psk_list, &p->list);
+
+#ifndef CONFIG_NO_CONFIG_WRITE
+ if (wpa_s->parent->conf->update_config &&
+ wpa_config_write(wpa_s->parent->confname, wpa_s->parent->conf))
+ wpa_printf(MSG_DEBUG, "P2P: Failed to update configuration");
+#endif /* CONFIG_NO_CONFIG_WRITE */
+}
+
+
+static void wpas_p2p_remove_psk(struct wpa_supplicant *wpa_s,
+ struct wpa_ssid *s, const u8 *addr,
+ int iface_addr)
+{
+ int res;
+
+ res = wpas_p2p_remove_psk_entry(wpa_s, s, addr, iface_addr);
+ if (res > 0) {
+#ifndef CONFIG_NO_CONFIG_WRITE
+ if (wpa_s->conf->update_config &&
+ wpa_config_write(wpa_s->confname, wpa_s->conf))
+ wpa_dbg(wpa_s, MSG_DEBUG,
+ "P2P: Failed to update configuration");
+#endif /* CONFIG_NO_CONFIG_WRITE */
+ }
+}
+
+
+static void wpas_p2p_remove_client_go(struct wpa_supplicant *wpa_s,
+ const u8 *peer, int iface_addr)
+{
+ struct hostapd_data *hapd;
+ struct hostapd_wpa_psk *psk, *prev, *rem;
+ struct sta_info *sta;
+
+ if (wpa_s->ap_iface == NULL || wpa_s->current_ssid == NULL ||
+ wpa_s->current_ssid->mode != WPAS_MODE_P2P_GO)
+ return;
+
+ /* Remove per-station PSK entry */
+ hapd = wpa_s->ap_iface->bss[0];
+ prev = NULL;
+ psk = hapd->conf->ssid.wpa_psk;
+ while (psk) {
+ if ((iface_addr && os_memcmp(peer, psk->addr, ETH_ALEN) == 0) ||
+ (!iface_addr &&
+ os_memcmp(peer, psk->p2p_dev_addr, ETH_ALEN) == 0)) {
+ wpa_dbg(wpa_s, MSG_DEBUG, "P2P: Remove operating group PSK entry for "
+ MACSTR " iface_addr=%d",
+ MAC2STR(peer), iface_addr);
+ if (prev)
+ prev->next = psk->next;
+ else
+ hapd->conf->ssid.wpa_psk = psk->next;
+ rem = psk;
+ psk = psk->next;
+ os_free(rem);
+ } else {
+ prev = psk;
+ psk = psk->next;
+ }
+ }
+
+ /* Disconnect from group */
+ if (iface_addr)
+ sta = ap_get_sta(hapd, peer);
+ else
+ sta = ap_get_sta_p2p(hapd, peer);
+ if (sta) {
+ wpa_dbg(wpa_s, MSG_DEBUG, "P2P: Disconnect peer " MACSTR
+ " (iface_addr=%d) from group",
+ MAC2STR(peer), iface_addr);
+ hostapd_drv_sta_deauth(hapd, sta->addr,
+ WLAN_REASON_DEAUTH_LEAVING);
+ ap_sta_deauthenticate(hapd, sta, WLAN_REASON_DEAUTH_LEAVING);
+ }
+}
+
+
+void wpas_p2p_remove_client(struct wpa_supplicant *wpa_s, const u8 *peer,
+ int iface_addr)
+{
+ struct wpa_ssid *s;
+ struct wpa_supplicant *w;
+
+ wpa_dbg(wpa_s, MSG_DEBUG, "P2P: Remove client " MACSTR, MAC2STR(peer));
+
+ /* Remove from any persistent group */
+ for (s = wpa_s->parent->conf->ssid; s; s = s->next) {
+ if (s->disabled != 2 || s->mode != WPAS_MODE_P2P_GO)
+ continue;
+ if (!iface_addr)
+ wpas_remove_persistent_peer(wpa_s, s, peer, 0);
+ wpas_p2p_remove_psk(wpa_s->parent, s, peer, iface_addr);
+ }
+
+ /* Remove from any operating group */
+ for (w = wpa_s->global->ifaces; w; w = w->next)
+ wpas_p2p_remove_client_go(w, peer, iface_addr);
+}
+
+
+static void wpas_p2p_psk_failure_removal(void *eloop_ctx, void *timeout_ctx)
+{
+ struct wpa_supplicant *wpa_s = eloop_ctx;
+ wpas_p2p_group_delete(wpa_s, P2P_GROUP_REMOVAL_PSK_FAILURE);
+}
+
+
+static void wpas_p2p_group_freq_conflict(void *eloop_ctx, void *timeout_ctx)
+{
+ struct wpa_supplicant *wpa_s = eloop_ctx;
+
+ wpa_printf(MSG_DEBUG, "P2P: Frequency conflict - terminate group");
+ wpas_p2p_group_delete(wpa_s, P2P_GROUP_REMOVAL_FREQ_CONFLICT);
+}
+
+
+int wpas_p2p_handle_frequency_conflicts(struct wpa_supplicant *wpa_s, int freq,
+ struct wpa_ssid *ssid)
+{
+ struct wpa_supplicant *iface;
+
+ for (iface = wpa_s->global->ifaces; iface; iface = iface->next) {
+ if (!iface->current_ssid ||
+ iface->current_ssid->frequency == freq ||
+ (iface->p2p_group_interface == NOT_P2P_GROUP_INTERFACE &&
+ !iface->current_ssid->p2p_group))
+ continue;
+
+ /* Remove the connection with least priority */
+ if (!wpas_is_p2p_prioritized(iface)) {
+ /* STA connection has priority over existing
+ * P2P connection, so remove the interface. */
+ wpa_printf(MSG_DEBUG, "P2P: Removing P2P connection due to single channel concurrent mode frequency conflict");
+ eloop_register_timeout(0, 0,
+ wpas_p2p_group_freq_conflict,
+ iface, NULL);
+ /* If connection in progress is P2P connection, do not
+ * proceed for the connection. */
+ if (wpa_s == iface)
+ return -1;
+ else
+ return 0;
+ } else {
+ /* P2P connection has priority, disable the STA network
+ */
+ wpa_supplicant_disable_network(wpa_s->global->ifaces,
+ ssid);
+ wpa_msg(wpa_s->global->ifaces, MSG_INFO,
+ WPA_EVENT_FREQ_CONFLICT " id=%d", ssid->id);
+ os_memset(wpa_s->global->ifaces->pending_bssid, 0,
+ ETH_ALEN);
+ /* If P2P connection is in progress, continue
+ * connecting...*/
+ if (wpa_s == iface)
+ return 0;
+ else
+ return -1;
+ }
+ }
+
+ return 0;
+}
+
+
+int wpas_p2p_4way_hs_failed(struct wpa_supplicant *wpa_s)
+{
+ struct wpa_ssid *ssid = wpa_s->current_ssid;
+
+ if (ssid == NULL || !ssid->p2p_group)
+ return 0;
+
+ if (wpa_s->p2p_last_4way_hs_fail &&
+ wpa_s->p2p_last_4way_hs_fail == ssid) {
+ u8 go_dev_addr[ETH_ALEN];
+ struct wpa_ssid *persistent;
+
+ if (wpas_p2p_persistent_group(wpa_s, go_dev_addr,
+ ssid->ssid,
+ ssid->ssid_len) <= 0) {
+ wpa_dbg(wpa_s, MSG_DEBUG, "P2P: Could not determine whether 4-way handshake failures were for a persistent group");
+ goto disconnect;
+ }
+
+ wpa_dbg(wpa_s, MSG_DEBUG, "P2P: Two 4-way handshake failures for a P2P group - go_dev_addr="
+ MACSTR, MAC2STR(go_dev_addr));
+ persistent = wpas_p2p_get_persistent(wpa_s->parent, go_dev_addr,
+ ssid->ssid,
+ ssid->ssid_len);
+ if (persistent == NULL || persistent->mode != WPAS_MODE_INFRA) {
+ wpa_dbg(wpa_s, MSG_DEBUG, "P2P: No matching persistent group stored");
+ goto disconnect;
+ }
+ wpa_msg_global(wpa_s->parent, MSG_INFO,
+ P2P_EVENT_PERSISTENT_PSK_FAIL "%d",
+ persistent->id);
+ disconnect:
+ wpa_s->p2p_last_4way_hs_fail = NULL;
+ /*
+ * Remove the group from a timeout to avoid issues with caller
+ * continuing to use the interface if this is on a P2P group
+ * interface.
+ */
+ eloop_register_timeout(0, 0, wpas_p2p_psk_failure_removal,
+ wpa_s, NULL);
+ return 1;
+ }
+
+ wpa_s->p2p_last_4way_hs_fail = ssid;
+ return 0;
}
projects / thirdparty / hostap.git / blobdiff