#include "ap/ap_drv_ops.h"
#include "ap/wps_hostapd.h"
#include "ap/p2p_hostapd.h"
+#include "ap/dfs.h"
#include "eapol_supp/eapol_supp_sm.h"
#include "rsn_supp/wpa.h"
#include "wpa_supplicant_i.h"
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_fallback_to_go_neg(struct wpa_supplicant *wpa_s,
+ int group_added);
static void wpas_p2p_stop_find_oper(struct wpa_supplicant *wpa_s);
static void wpas_stop_listen(void *ctx);
static void wpas_p2p_psk_failure_removal(void *eloop_ctx, void *timeout_ctx);
static void wpas_p2p_group_deinit(struct wpa_supplicant *wpa_s);
+static int wpas_p2p_add_group_interface(struct wpa_supplicant *wpa_s,
+ enum wpa_driver_if_type type);
+static void wpas_p2p_group_formation_failed(struct wpa_supplicant *wpa_s,
+ int already_deleted);
/*
{
if (wpa_s->global->p2p_disabled || wpa_s->global->p2p == NULL)
return;
- if (wpa_s->parent->conf->p2p_ignore_shared_freq &&
+
+ /* Use the wpa_s used to control the P2P Device operation */
+ wpa_s = wpa_s->global->p2p_init_wpa_s;
+
+ if (wpa_s->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",
break;
case P2P_SCAN_FULL:
break;
+ case P2P_SCAN_SPECIFIC:
+ params->freqs = os_calloc(2, sizeof(int));
+ if (params->freqs == NULL)
+ goto fail;
+ params->freqs[0] = freq;
+ params->freqs[1] = 0;
+ break;
case P2P_SCAN_SOCIAL_PLUS_ONE:
params->freqs = os_calloc(ARRAY_SIZE(social_channels_freq) + 2,
sizeof(int));
}
+/* Determine total number of clients in active groups where we are the GO */
+static unsigned int p2p_group_go_member_count(struct wpa_supplicant *wpa_s)
+{
+ unsigned int count = 0;
+ struct wpa_ssid *s;
+
+ for (wpa_s = wpa_s->global->ifaces; wpa_s; wpa_s = wpa_s->next) {
+ for (s = wpa_s->conf->ssid; s; s = s->next) {
+ wpa_printf(MSG_DEBUG,
+ "P2P: sup:%p ssid:%p disabled:%d p2p:%d mode:%d",
+ wpa_s, s, s->disabled, s->p2p_group,
+ s->mode);
+ if (!s->disabled && s->p2p_group &&
+ s->mode == WPAS_MODE_P2P_GO) {
+ count += p2p_get_group_num_members(
+ wpa_s->p2p_group);
+ }
+ }
+ }
+
+ return count;
+}
+
+
+/* Find an interface for a P2P group where we are the GO */
+static struct wpa_supplicant *
+wpas_p2p_get_go_group(struct wpa_supplicant *wpa_s)
+{
+ struct wpa_supplicant *save = NULL;
+ struct wpa_ssid *s;
+
+ if (!wpa_s)
+ return NULL;
+
+ for (wpa_s = wpa_s->global->ifaces; wpa_s; wpa_s = wpa_s->next) {
+ for (s = wpa_s->conf->ssid; s; s = s->next) {
+ if (s->disabled || !s->p2p_group ||
+ s->mode != WPAS_MODE_P2P_GO)
+ continue;
+
+ /* Prefer a group with connected clients */
+ if (p2p_get_group_num_members(wpa_s->p2p_group))
+ return wpa_s;
+ save = wpa_s;
+ }
+ }
+
+ /* No group with connected clients, so pick the one without (if any) */
+ return save;
+}
+
+
+/* Find an active P2P group where we are the GO */
+static struct wpa_ssid * wpas_p2p_group_go_ssid(struct wpa_supplicant *wpa_s,
+ u8 *bssid)
+{
+ struct wpa_ssid *s, *empty = NULL;
+
+ if (!wpa_s)
+ return 0;
+
+ for (wpa_s = wpa_s->global->ifaces; wpa_s; wpa_s = wpa_s->next) {
+ for (s = wpa_s->conf->ssid; s; s = s->next) {
+ if (s->disabled || !s->p2p_group ||
+ s->mode != WPAS_MODE_P2P_GO)
+ continue;
+
+ os_memcpy(bssid, wpa_s->own_addr, ETH_ALEN);
+ if (p2p_get_group_num_members(wpa_s->p2p_group))
+ return s;
+ empty = s;
+ }
+ }
+
+ return empty;
+}
+
+
+/* Find a persistent group where we are the GO */
+static struct wpa_ssid *
+wpas_p2p_get_persistent_go(struct wpa_supplicant *wpa_s)
+{
+ struct wpa_ssid *s;
+
+ for (s = wpa_s->conf->ssid; s; s = s->next) {
+ if (s->disabled == 2 && s->mode == WPAS_MODE_P2P_GO)
+ return s;
+ }
+
+ return NULL;
+}
+
+
+static u8 p2ps_group_capability(void *ctx, u8 incoming, u8 role)
+{
+ struct wpa_supplicant *wpa_s = ctx, *tmp_wpa_s;
+ struct wpa_ssid *s;
+ u8 conncap = P2PS_SETUP_NONE;
+ unsigned int owned_members = 0;
+ unsigned int owner = 0;
+ unsigned int client = 0;
+ struct wpa_supplicant *go_wpa_s;
+ struct wpa_ssid *persistent_go;
+ int p2p_no_group_iface;
+
+ wpa_printf(MSG_DEBUG, "P2P: Conncap - in:%d role:%d", incoming, role);
+
+ /*
+ * For non-concurrent capable devices:
+ * If persistent_go, then no new.
+ * If GO, then no client.
+ * If client, then no GO.
+ */
+ go_wpa_s = wpas_p2p_get_go_group(wpa_s);
+ persistent_go = wpas_p2p_get_persistent_go(wpa_s);
+ p2p_no_group_iface = !wpas_p2p_create_iface(wpa_s);
+
+ wpa_printf(MSG_DEBUG, "P2P: GO(iface)=%p persistent(ssid)=%p",
+ go_wpa_s, persistent_go);
+
+ for (tmp_wpa_s = wpa_s->global->ifaces; tmp_wpa_s;
+ tmp_wpa_s = tmp_wpa_s->next) {
+ for (s = tmp_wpa_s->conf->ssid; s; s = s->next) {
+ wpa_printf(MSG_DEBUG,
+ "P2P: sup:%p ssid:%p disabled:%d p2p:%d mode:%d",
+ tmp_wpa_s, s, s->disabled,
+ s->p2p_group, s->mode);
+ if (!s->disabled && s->p2p_group) {
+ if (s->mode == WPAS_MODE_P2P_GO) {
+ owned_members +=
+ p2p_get_group_num_members(
+ tmp_wpa_s->p2p_group);
+ owner++;
+ } else
+ client++;
+ }
+ }
+ }
+
+ /* If not concurrent, restrict our choices */
+ if (p2p_no_group_iface) {
+ wpa_printf(MSG_DEBUG, "P2P: p2p_no_group_iface");
+
+ if (client)
+ return P2PS_SETUP_NONE;
+
+ if (go_wpa_s) {
+ if (role == P2PS_SETUP_CLIENT ||
+ incoming == P2PS_SETUP_GROUP_OWNER ||
+ p2p_client_limit_reached(go_wpa_s->p2p_group))
+ return P2PS_SETUP_NONE;
+
+ return P2PS_SETUP_GROUP_OWNER;
+ }
+
+ if (persistent_go) {
+ if (role == P2PS_SETUP_NONE || role == P2PS_SETUP_NEW) {
+ if (!incoming)
+ return P2PS_SETUP_GROUP_OWNER |
+ P2PS_SETUP_CLIENT;
+ if (incoming == P2PS_SETUP_NEW) {
+ u8 r;
+
+ if (os_get_random(&r, sizeof(r)) < 0 ||
+ (r & 1))
+ return P2PS_SETUP_CLIENT;
+ return P2PS_SETUP_GROUP_OWNER;
+ }
+ }
+ }
+ }
+
+ /* If a required role has been specified, handle it here */
+ if (role && role != P2PS_SETUP_NEW) {
+ switch (incoming) {
+ case P2PS_SETUP_NONE:
+ case P2PS_SETUP_NEW:
+ case P2PS_SETUP_GROUP_OWNER | P2PS_SETUP_CLIENT:
+ case P2PS_SETUP_GROUP_OWNER | P2PS_SETUP_NEW:
+ conncap = role;
+ goto grp_owner;
+
+ case P2PS_SETUP_GROUP_OWNER:
+ /*
+ * Must be a complimentary role - cannot be a client to
+ * more than one peer.
+ */
+ if (incoming == role || client)
+ return P2PS_SETUP_NONE;
+
+ return P2PS_SETUP_CLIENT;
+
+ case P2PS_SETUP_CLIENT:
+ /* Must be a complimentary role */
+ if (incoming != role) {
+ conncap = P2PS_SETUP_GROUP_OWNER;
+ goto grp_owner;
+ }
+
+ default:
+ return P2PS_SETUP_NONE;
+ }
+ }
+
+ /*
+ * For now, we only will support ownership of one group, and being a
+ * client of one group. Therefore, if we have either an existing GO
+ * group, or an existing client group, we will not do a new GO
+ * negotiation, but rather try to re-use the existing groups.
+ */
+ switch (incoming) {
+ case P2PS_SETUP_NONE:
+ case P2PS_SETUP_NEW:
+ if (client)
+ conncap = P2PS_SETUP_GROUP_OWNER;
+ else if (!owned_members)
+ conncap = P2PS_SETUP_NEW;
+ else if (incoming == P2PS_SETUP_NONE)
+ conncap = P2PS_SETUP_GROUP_OWNER | P2PS_SETUP_CLIENT;
+ else
+ conncap = P2PS_SETUP_CLIENT;
+ break;
+
+ case P2PS_SETUP_CLIENT:
+ conncap = P2PS_SETUP_GROUP_OWNER;
+ break;
+
+ case P2PS_SETUP_GROUP_OWNER:
+ if (!client)
+ conncap = P2PS_SETUP_CLIENT;
+ break;
+
+ case P2PS_SETUP_GROUP_OWNER | P2PS_SETUP_NEW:
+ case P2PS_SETUP_GROUP_OWNER | P2PS_SETUP_CLIENT:
+ if (client)
+ conncap = P2PS_SETUP_GROUP_OWNER;
+ else {
+ u8 r;
+
+ if (os_get_random(&r, sizeof(r)) < 0 ||
+ (r & 1))
+ conncap = P2PS_SETUP_CLIENT;
+ else
+ conncap = P2PS_SETUP_GROUP_OWNER;
+ }
+ break;
+
+ default:
+ return P2PS_SETUP_NONE;
+ }
+
+grp_owner:
+ if ((conncap & P2PS_SETUP_GROUP_OWNER) ||
+ (!incoming && (conncap & P2PS_SETUP_NEW))) {
+ if (go_wpa_s && p2p_client_limit_reached(go_wpa_s->p2p_group))
+ conncap &= ~P2PS_SETUP_GROUP_OWNER;
+ wpa_printf(MSG_DEBUG, "P2P: GOs:%d members:%d conncap:%d",
+ owner, owned_members, conncap);
+
+ s = wpas_p2p_get_persistent_go(wpa_s);
+
+ if (!s && !owner && p2p_no_group_iface) {
+ p2p_set_intended_addr(wpa_s->global->p2p,
+ wpa_s->own_addr);
+ } else if (!s && !owner) {
+ if (wpas_p2p_add_group_interface(wpa_s,
+ WPA_IF_P2P_GO) < 0) {
+ wpa_printf(MSG_ERROR,
+ "P2P: Failed to allocate a new interface for the group");
+ return P2PS_SETUP_NONE;
+ }
+ wpa_s->global->pending_group_iface_for_p2ps = 1;
+ p2p_set_intended_addr(wpa_s->global->p2p,
+ wpa_s->pending_interface_addr);
+ }
+ }
+
+ return conncap;
+}
+
+
static int wpas_p2p_group_delete(struct wpa_supplicant *wpa_s,
enum p2p_group_removal_reason removal_reason)
{
u8 *n;
size_t i;
int found = 0;
+ struct wpa_supplicant *p2p_wpa_s = wpa_s->global->p2p_init_wpa_s;
ssid = wpa_s->current_ssid;
if (ssid == NULL || ssid->mode != WPAS_MODE_P2P_GO ||
!ssid->p2p_persistent_group)
return;
- for (s = wpa_s->parent->conf->ssid; s; s = s->next) {
+ for (s = p2p_wpa_s->conf->ssid; s; s = s->next) {
if (s->disabled != 2 || s->mode != WPAS_MODE_P2P_GO)
continue;
0xff, ETH_ALEN);
}
- if (wpa_s->parent->conf->update_config &&
- wpa_config_write(wpa_s->parent->confname, wpa_s->parent->conf))
+ if (p2p_wpa_s->conf->update_config &&
+ wpa_config_write(p2p_wpa_s->confname, p2p_wpa_s->conf))
wpa_printf(MSG_DEBUG, "P2P: Failed to update configuration");
}
static void wpas_group_formation_completed(struct wpa_supplicant *wpa_s,
- int success)
+ int success, int already_deleted)
{
struct wpa_ssid *ssid;
int client;
if (!success) {
wpa_msg_global(wpa_s->parent, MSG_INFO,
P2P_EVENT_GROUP_FORMATION_FAILURE);
+ if (already_deleted)
+ return;
wpas_p2p_group_delete(wpa_s,
P2P_GROUP_REMOVAL_FORMATION_FAILED);
return;
wpa_s->pending_pd_before_join = 0;
wpa_dbg(wpa_s, MSG_DEBUG, "P2P: No ACK for PD Req "
"during p2p_connect-auto");
+ wpa_msg_global(wpa_s->parent, MSG_INFO,
+ P2P_EVENT_FALLBACK_TO_GO_NEG
+ "reason=no-ACK-to-PD-Req");
wpas_p2p_fallback_to_go_neg(wpa_s, 0);
return;
}
}
+static void p2p_config_write(struct wpa_supplicant *wpa_s)
+{
+#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 p2p_go_configured(void *ctx, void *data)
{
struct wpa_supplicant *wpa_s = ctx;
params->persistent_group, "");
wpa_s->group_formation_reported = 1;
+ if (wpa_s->parent->p2ps_join_addr_valid) {
+ wpa_dbg(wpa_s, MSG_DEBUG,
+ "P2PS: Setting default PIN for " MACSTR,
+ MAC2STR(wpa_s->parent->p2ps_join_addr));
+ wpa_supplicant_ap_wps_pin(wpa_s,
+ wpa_s->parent->p2ps_join_addr,
+ "12345670", NULL, 0, 0);
+ wpa_s->parent->p2ps_join_addr_valid = 0;
+ }
+
os_get_reltime(&wpa_s->global->p2p_go_wait_client);
if (params->persistent_group) {
network_id = wpas_p2p_store_persistent_group(
d->ignore_old_scan_res = s->ignore_old_scan_res;
d->beacon_int = s->beacon_int;
d->dtim_period = s->dtim_period;
+ d->p2p_go_ctwindow = s->p2p_go_ctwindow;
d->disassoc_low_ack = s->disassoc_low_ack;
d->disable_scan_offload = s->disable_scan_offload;
d->passive_scan = s->passive_scan;
d->wps_nfc_dh_privkey = wpabuf_dup(s->wps_nfc_dh_privkey);
d->wps_nfc_dh_pubkey = wpabuf_dup(s->wps_nfc_dh_pubkey);
}
+ d->p2p_cli_probe = s->p2p_cli_probe;
}
wpa_s->pending_interface_name);
os_memset(wpa_s->pending_interface_addr, 0, ETH_ALEN);
wpa_s->pending_interface_name[0] = '\0';
+ wpa_s->global->pending_group_iface_for_p2ps = 0;
}
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);
+ group_wpa_s = wpa_supplicant_add_iface(wpa_s->global, &iface, wpa_s);
if (group_wpa_s == NULL) {
wpa_printf(MSG_ERROR, "P2P: Failed to create new "
"wpa_supplicant interface");
return NULL;
}
wpa_s->pending_interface_name[0] = '\0';
- group_wpa_s->parent = wpa_s;
group_wpa_s->p2p_group_interface = go ? P2P_GROUP_INTERFACE_GO :
P2P_GROUP_INTERFACE_CLIENT;
wpa_s->global->p2p_group_formation = group_wpa_s;
+ wpa_s->global->pending_group_iface_for_p2ps = 0;
wpas_p2p_clone_config(group_wpa_s, wpa_s);
{
struct wpa_supplicant *wpa_s = eloop_ctx;
wpa_printf(MSG_DEBUG, "P2P: Group Formation timed out");
- wpas_p2p_group_formation_failed(wpa_s);
+ wpas_p2p_group_formation_failed(wpa_s, 0);
}
-void wpas_p2p_group_formation_failed(struct wpa_supplicant *wpa_s)
+static void wpas_p2p_group_formation_failed(struct wpa_supplicant *wpa_s,
+ int already_deleted)
{
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);
- wpas_group_formation_completed(wpa_s, 0);
+ wpas_group_formation_completed(wpa_s, 0, already_deleted);
}
wpas_p2p_remove_pending_group_interface(wpa_s);
eloop_cancel_timeout(wpas_p2p_long_listen_timeout,
wpa_s, NULL);
- wpas_p2p_group_formation_failed(wpa_s);
+ wpas_p2p_group_formation_failed(wpa_s, 1);
return;
}
if (group_wpa_s != wpa_s) {
}
-static 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,
+ u8 go_intent)
{
struct wpa_supplicant *wpa_s = ctx;
wpa_msg_global(wpa_s, MSG_INFO, P2P_EVENT_GO_NEG_REQUEST MACSTR
- " dev_passwd_id=%u", MAC2STR(src), dev_passwd_id);
+ " dev_passwd_id=%u go_intent=%u", MAC2STR(src),
+ dev_passwd_id, go_intent);
- wpas_notify_p2p_go_neg_req(wpa_s, src, dev_passwd_id);
+ wpas_notify_p2p_go_neg_req(wpa_s, src, dev_passwd_id, go_intent);
}
{
struct wpa_supplicant *wpa_s = ctx;
wpa_msg_global(wpa_s, MSG_INFO, P2P_EVENT_FIND_STOPPED);
+ wpas_notify_p2p_find_stopped(wpa_s);
}
if (wpa_s->p2p_listen_work) {
wpa_printf(MSG_DEBUG, "P2P: Reject start_listen since p2p_listen_work already exists");
return -1;
- }
-
- lwork = os_zalloc(sizeof(*lwork));
- if (lwork == NULL)
- return -1;
- lwork->freq = freq;
- lwork->duration = duration;
- if (probe_resp_ie) {
- lwork->probe_resp_ie = wpabuf_dup(probe_resp_ie);
- if (lwork->probe_resp_ie == NULL) {
- wpas_p2p_listen_work_free(lwork);
- return -1;
- }
- }
-
- if (radio_add_work(wpa_s, freq, "p2p-listen", 0, wpas_start_listen_cb,
- lwork) < 0) {
- wpas_p2p_listen_work_free(lwork);
- return -1;
- }
-
- return 0;
-}
-
-
-static void wpas_stop_listen(void *ctx)
-{
- struct wpa_supplicant *wpa_s = ctx;
- if (wpa_s->off_channel_freq || wpa_s->roc_waiting_drv_freq) {
- wpa_drv_cancel_remain_on_channel(wpa_s);
- wpa_s->off_channel_freq = 0;
- wpa_s->roc_waiting_drv_freq = 0;
- }
- wpa_drv_set_ap_wps_ie(wpa_s, NULL, NULL, NULL);
- wpa_drv_probe_req_report(wpa_s, 0);
- wpas_p2p_listen_work_done(wpa_s);
-}
-
-
-static int wpas_send_probe_resp(void *ctx, const struct wpabuf *buf)
-{
- struct wpa_supplicant *wpa_s = ctx;
- return wpa_drv_send_mlme(wpa_s, wpabuf_head(buf), wpabuf_len(buf), 1);
-}
-
-
-/*
- * DNS Header section is used only to calculate compression pointers, so the
- * contents of this data does not matter, but the length needs to be reserved
- * in the virtual packet.
- */
-#define DNS_HEADER_LEN 12
-
-/*
- * 27-octet in-memory packet from P2P specification containing two implied
- * queries for _tcp.lcoal. PTR IN and _udp.local. PTR IN
- */
-#define P2P_SD_IN_MEMORY_LEN 27
-
-static int p2p_sd_dns_uncompress_label(char **upos, char *uend, u8 *start,
- u8 **spos, const u8 *end)
-{
- while (*spos < end) {
- u8 val = ((*spos)[0] & 0xc0) >> 6;
- int len;
-
- if (val == 1 || val == 2) {
- /* These are reserved values in RFC 1035 */
- wpa_printf(MSG_DEBUG, "P2P: Invalid domain name "
- "sequence starting with 0x%x", val);
- return -1;
- }
-
- if (val == 3) {
- u16 offset;
- u8 *spos_tmp;
-
- /* Offset */
- if (*spos + 2 > end) {
- wpa_printf(MSG_DEBUG, "P2P: No room for full "
- "DNS offset field");
- return -1;
- }
-
- offset = (((*spos)[0] & 0x3f) << 8) | (*spos)[1];
- if (offset >= *spos - start) {
- wpa_printf(MSG_DEBUG, "P2P: Invalid DNS "
- "pointer offset %u", offset);
- return -1;
- }
-
- (*spos) += 2;
- spos_tmp = start + offset;
- return p2p_sd_dns_uncompress_label(upos, uend, start,
- &spos_tmp,
- *spos - 2);
- }
-
- /* Label */
- len = (*spos)[0] & 0x3f;
- if (len == 0)
- return 0;
-
- (*spos)++;
- if (*spos + len > end) {
- wpa_printf(MSG_DEBUG, "P2P: Invalid domain name "
- "sequence - no room for label with length "
- "%u", len);
- return -1;
- }
-
- if (*upos + len + 2 > uend)
- return -2;
-
- os_memcpy(*upos, *spos, len);
- *spos += len;
- *upos += len;
- (*upos)[0] = '.';
- (*upos)++;
- (*upos)[0] = '\0';
- }
-
- return 0;
-}
-
-
-/* Uncompress domain names per RFC 1035 using the P2P SD in-memory packet.
- * Returns -1 on parsing error (invalid input sequence), -2 if output buffer is
- * not large enough */
-static int p2p_sd_dns_uncompress(char *buf, size_t buf_len, const u8 *msg,
- size_t msg_len, size_t offset)
-{
- /* 27-octet in-memory packet from P2P specification */
- const char *prefix = "\x04_tcp\x05local\x00\x00\x0C\x00\x01"
- "\x04_udp\xC0\x11\x00\x0C\x00\x01";
- u8 *tmp, *end, *spos;
- char *upos, *uend;
- int ret = 0;
-
- if (buf_len < 2)
- return -1;
- if (offset > msg_len)
- return -1;
-
- tmp = os_malloc(DNS_HEADER_LEN + P2P_SD_IN_MEMORY_LEN + msg_len);
- if (tmp == NULL)
- return -1;
- spos = tmp + DNS_HEADER_LEN + P2P_SD_IN_MEMORY_LEN;
- end = spos + msg_len;
- spos += offset;
-
- os_memset(tmp, 0, DNS_HEADER_LEN);
- os_memcpy(tmp + DNS_HEADER_LEN, prefix, P2P_SD_IN_MEMORY_LEN);
- os_memcpy(tmp + DNS_HEADER_LEN + P2P_SD_IN_MEMORY_LEN, msg, msg_len);
-
- upos = buf;
- uend = buf + buf_len;
-
- ret = p2p_sd_dns_uncompress_label(&upos, uend, tmp, &spos, end);
- if (ret) {
- os_free(tmp);
- return ret;
- }
-
- if (upos == buf) {
- upos[0] = '.';
- upos[1] = '\0';
- } else if (upos[-1] == '.')
- upos[-1] = '\0';
-
- os_free(tmp);
- return 0;
-}
-
-
-static struct p2p_srv_bonjour *
-wpas_p2p_service_get_bonjour(struct wpa_supplicant *wpa_s,
- const struct wpabuf *query)
-{
- struct p2p_srv_bonjour *bsrv;
- size_t len;
-
- len = wpabuf_len(query);
- dl_list_for_each(bsrv, &wpa_s->global->p2p_srv_bonjour,
- struct p2p_srv_bonjour, list) {
- if (len == wpabuf_len(bsrv->query) &&
- os_memcmp(wpabuf_head(query), wpabuf_head(bsrv->query),
- len) == 0)
- return bsrv;
- }
- return NULL;
-}
-
-
-static struct p2p_srv_upnp *
-wpas_p2p_service_get_upnp(struct wpa_supplicant *wpa_s, u8 version,
- const char *service)
-{
- struct p2p_srv_upnp *usrv;
-
- dl_list_for_each(usrv, &wpa_s->global->p2p_srv_upnp,
- struct p2p_srv_upnp, list) {
- if (version == usrv->version &&
- os_strcmp(service, usrv->service) == 0)
- return usrv;
- }
- return NULL;
-}
-
-
-static void wpas_sd_add_empty(struct wpabuf *resp, u8 srv_proto,
- u8 srv_trans_id, u8 status)
-{
- u8 *len_pos;
-
- if (wpabuf_tailroom(resp) < 5)
- return;
-
- /* Length (to be filled) */
- len_pos = wpabuf_put(resp, 2);
- wpabuf_put_u8(resp, srv_proto);
- wpabuf_put_u8(resp, srv_trans_id);
- /* Status Code */
- wpabuf_put_u8(resp, status);
- /* Response Data: empty */
- WPA_PUT_LE16(len_pos, (u8 *) wpabuf_put(resp, 0) - len_pos - 2);
-}
-
-
-static void wpas_sd_add_proto_not_avail(struct wpabuf *resp, u8 srv_proto,
- u8 srv_trans_id)
-{
- wpas_sd_add_empty(resp, srv_proto, srv_trans_id,
- P2P_SD_PROTO_NOT_AVAILABLE);
-}
-
-
-static void wpas_sd_add_bad_request(struct wpabuf *resp, u8 srv_proto,
- u8 srv_trans_id)
-{
- wpas_sd_add_empty(resp, srv_proto, srv_trans_id, P2P_SD_BAD_REQUEST);
-}
-
-
-static void wpas_sd_add_not_found(struct wpabuf *resp, u8 srv_proto,
- u8 srv_trans_id)
-{
- wpas_sd_add_empty(resp, srv_proto, srv_trans_id,
- P2P_SD_REQUESTED_INFO_NOT_AVAILABLE);
-}
-
-
-static void wpas_sd_all_bonjour(struct wpa_supplicant *wpa_s,
- struct wpabuf *resp, u8 srv_trans_id)
-{
- struct p2p_srv_bonjour *bsrv;
- u8 *len_pos;
-
- wpa_printf(MSG_DEBUG, "P2P: SD Request for all Bonjour services");
-
- if (dl_list_empty(&wpa_s->global->p2p_srv_bonjour)) {
- wpa_printf(MSG_DEBUG, "P2P: Bonjour protocol not available");
- return;
- }
-
- dl_list_for_each(bsrv, &wpa_s->global->p2p_srv_bonjour,
- struct p2p_srv_bonjour, list) {
- if (wpabuf_tailroom(resp) <
- 5 + wpabuf_len(bsrv->query) + wpabuf_len(bsrv->resp))
- return;
- /* Length (to be filled) */
- len_pos = wpabuf_put(resp, 2);
- wpabuf_put_u8(resp, P2P_SERV_BONJOUR);
- wpabuf_put_u8(resp, srv_trans_id);
- /* Status Code */
- wpabuf_put_u8(resp, P2P_SD_SUCCESS);
- wpa_hexdump_ascii(MSG_DEBUG, "P2P: Matching Bonjour service",
- wpabuf_head(bsrv->resp),
- wpabuf_len(bsrv->resp));
- /* Response Data */
- wpabuf_put_buf(resp, bsrv->query); /* Key */
- wpabuf_put_buf(resp, bsrv->resp); /* Value */
- WPA_PUT_LE16(len_pos, (u8 *) wpabuf_put(resp, 0) - len_pos -
- 2);
- }
-}
-
-
-static int match_bonjour_query(struct p2p_srv_bonjour *bsrv, const u8 *query,
- size_t query_len)
-{
- char str_rx[256], str_srv[256];
-
- if (query_len < 3 || wpabuf_len(bsrv->query) < 3)
- return 0; /* Too short to include DNS Type and Version */
- if (os_memcmp(query + query_len - 3,
- wpabuf_head_u8(bsrv->query) + wpabuf_len(bsrv->query) - 3,
- 3) != 0)
- return 0; /* Mismatch in DNS Type or Version */
- if (query_len == wpabuf_len(bsrv->query) &&
- os_memcmp(query, wpabuf_head(bsrv->query), query_len - 3) == 0)
- return 1; /* Binary match */
-
- if (p2p_sd_dns_uncompress(str_rx, sizeof(str_rx), query, query_len - 3,
- 0))
- return 0; /* Failed to uncompress query */
- if (p2p_sd_dns_uncompress(str_srv, sizeof(str_srv),
- wpabuf_head(bsrv->query),
- wpabuf_len(bsrv->query) - 3, 0))
- return 0; /* Failed to uncompress service */
-
- return os_strcmp(str_rx, str_srv) == 0;
-}
-
-
-static void wpas_sd_req_bonjour(struct wpa_supplicant *wpa_s,
- struct wpabuf *resp, u8 srv_trans_id,
- const u8 *query, size_t query_len)
-{
- struct p2p_srv_bonjour *bsrv;
- u8 *len_pos;
- int matches = 0;
-
- wpa_hexdump_ascii(MSG_DEBUG, "P2P: SD Request for Bonjour",
- query, query_len);
- if (dl_list_empty(&wpa_s->global->p2p_srv_bonjour)) {
- wpa_printf(MSG_DEBUG, "P2P: Bonjour protocol not available");
- wpas_sd_add_proto_not_avail(resp, P2P_SERV_BONJOUR,
- srv_trans_id);
- return;
- }
-
- if (query_len == 0) {
- wpas_sd_all_bonjour(wpa_s, resp, srv_trans_id);
- return;
- }
-
- dl_list_for_each(bsrv, &wpa_s->global->p2p_srv_bonjour,
- struct p2p_srv_bonjour, list) {
- if (!match_bonjour_query(bsrv, query, query_len))
- continue;
-
- if (wpabuf_tailroom(resp) <
- 5 + query_len + wpabuf_len(bsrv->resp))
- return;
-
- matches++;
-
- /* Length (to be filled) */
- len_pos = wpabuf_put(resp, 2);
- wpabuf_put_u8(resp, P2P_SERV_BONJOUR);
- wpabuf_put_u8(resp, srv_trans_id);
-
- /* Status Code */
- wpabuf_put_u8(resp, P2P_SD_SUCCESS);
- wpa_hexdump_ascii(MSG_DEBUG, "P2P: Matching Bonjour service",
- wpabuf_head(bsrv->resp),
- wpabuf_len(bsrv->resp));
-
- /* Response Data */
- wpabuf_put_data(resp, query, query_len); /* Key */
- wpabuf_put_buf(resp, bsrv->resp); /* Value */
-
- WPA_PUT_LE16(len_pos, (u8 *) wpabuf_put(resp, 0) - len_pos - 2);
- }
-
- if (matches == 0) {
- wpa_printf(MSG_DEBUG, "P2P: Requested Bonjour service not "
- "available");
- if (wpabuf_tailroom(resp) < 5)
- return;
-
- /* Length (to be filled) */
- len_pos = wpabuf_put(resp, 2);
- wpabuf_put_u8(resp, P2P_SERV_BONJOUR);
- wpabuf_put_u8(resp, srv_trans_id);
-
- /* Status Code */
- wpabuf_put_u8(resp, P2P_SD_REQUESTED_INFO_NOT_AVAILABLE);
- /* Response Data: empty */
- WPA_PUT_LE16(len_pos, (u8 *) wpabuf_put(resp, 0) - len_pos -
- 2);
- }
-}
-
-
-static void wpas_sd_all_upnp(struct wpa_supplicant *wpa_s,
- struct wpabuf *resp, u8 srv_trans_id)
-{
- struct p2p_srv_upnp *usrv;
- u8 *len_pos;
-
- wpa_printf(MSG_DEBUG, "P2P: SD Request for all UPnP services");
-
- if (dl_list_empty(&wpa_s->global->p2p_srv_upnp)) {
- wpa_printf(MSG_DEBUG, "P2P: UPnP protocol not available");
- return;
- }
-
- dl_list_for_each(usrv, &wpa_s->global->p2p_srv_upnp,
- struct p2p_srv_upnp, list) {
- if (wpabuf_tailroom(resp) < 5 + 1 + os_strlen(usrv->service))
- return;
-
- /* Length (to be filled) */
- len_pos = wpabuf_put(resp, 2);
- wpabuf_put_u8(resp, P2P_SERV_UPNP);
- wpabuf_put_u8(resp, srv_trans_id);
-
- /* Status Code */
- wpabuf_put_u8(resp, P2P_SD_SUCCESS);
- /* Response Data */
- wpabuf_put_u8(resp, usrv->version);
- wpa_printf(MSG_DEBUG, "P2P: Matching UPnP Service: %s",
- usrv->service);
- wpabuf_put_str(resp, usrv->service);
- WPA_PUT_LE16(len_pos, (u8 *) wpabuf_put(resp, 0) - len_pos -
- 2);
- }
-}
-
-
-static void wpas_sd_req_upnp(struct wpa_supplicant *wpa_s,
- struct wpabuf *resp, u8 srv_trans_id,
- const u8 *query, size_t query_len)
-{
- struct p2p_srv_upnp *usrv;
- u8 *len_pos;
- u8 version;
- char *str;
- int count = 0;
-
- wpa_hexdump_ascii(MSG_DEBUG, "P2P: SD Request for UPnP",
- query, query_len);
-
- if (dl_list_empty(&wpa_s->global->p2p_srv_upnp)) {
- wpa_printf(MSG_DEBUG, "P2P: UPnP protocol not available");
- wpas_sd_add_proto_not_avail(resp, P2P_SERV_UPNP,
- srv_trans_id);
- return;
- }
-
- if (query_len == 0) {
- wpas_sd_all_upnp(wpa_s, resp, srv_trans_id);
- return;
- }
-
- if (wpabuf_tailroom(resp) < 5)
- return;
-
- /* Length (to be filled) */
- len_pos = wpabuf_put(resp, 2);
- wpabuf_put_u8(resp, P2P_SERV_UPNP);
- wpabuf_put_u8(resp, srv_trans_id);
-
- version = query[0];
- str = os_malloc(query_len);
- if (str == NULL)
- return;
- os_memcpy(str, query + 1, query_len - 1);
- str[query_len - 1] = '\0';
-
- dl_list_for_each(usrv, &wpa_s->global->p2p_srv_upnp,
- struct p2p_srv_upnp, list) {
- if (version != usrv->version)
- continue;
-
- if (os_strcmp(str, "ssdp:all") != 0 &&
- os_strstr(usrv->service, str) == NULL)
- continue;
-
- if (wpabuf_tailroom(resp) < 2)
- break;
- if (count == 0) {
- /* Status Code */
- wpabuf_put_u8(resp, P2P_SD_SUCCESS);
- /* Response Data */
- wpabuf_put_u8(resp, version);
- } else
- wpabuf_put_u8(resp, ',');
-
- count++;
-
- wpa_printf(MSG_DEBUG, "P2P: Matching UPnP Service: %s",
- usrv->service);
- if (wpabuf_tailroom(resp) < os_strlen(usrv->service))
- break;
- wpabuf_put_str(resp, usrv->service);
- }
- os_free(str);
-
- if (count == 0) {
- wpa_printf(MSG_DEBUG, "P2P: Requested UPnP service not "
- "available");
- /* Status Code */
- wpabuf_put_u8(resp, P2P_SD_REQUESTED_INFO_NOT_AVAILABLE);
- /* Response Data: empty */
- }
-
- WPA_PUT_LE16(len_pos, (u8 *) wpabuf_put(resp, 0) - len_pos - 2);
-}
-
-
-#ifdef CONFIG_WIFI_DISPLAY
-static void wpas_sd_req_wfd(struct wpa_supplicant *wpa_s,
- struct wpabuf *resp, u8 srv_trans_id,
- const u8 *query, size_t query_len)
-{
- const u8 *pos;
- u8 role;
- u8 *len_pos;
-
- wpa_hexdump(MSG_DEBUG, "P2P: SD Request for WFD", query, query_len);
-
- if (!wpa_s->global->wifi_display) {
- wpa_printf(MSG_DEBUG, "P2P: WFD protocol not available");
- wpas_sd_add_proto_not_avail(resp, P2P_SERV_WIFI_DISPLAY,
- srv_trans_id);
- return;
- }
-
- if (query_len < 1) {
- wpa_printf(MSG_DEBUG, "P2P: Missing WFD Requested Device "
- "Role");
- return;
- }
-
- if (wpabuf_tailroom(resp) < 5)
- return;
-
- pos = query;
- role = *pos++;
- wpa_printf(MSG_DEBUG, "P2P: WSD for device role 0x%x", role);
-
- /* TODO: role specific handling */
-
- /* Length (to be filled) */
- len_pos = wpabuf_put(resp, 2);
- wpabuf_put_u8(resp, P2P_SERV_WIFI_DISPLAY);
- wpabuf_put_u8(resp, srv_trans_id);
- wpabuf_put_u8(resp, P2P_SD_SUCCESS); /* Status Code */
-
- while (pos < query + query_len) {
- if (*pos < MAX_WFD_SUBELEMS &&
- wpa_s->global->wfd_subelem[*pos] &&
- wpabuf_tailroom(resp) >=
- wpabuf_len(wpa_s->global->wfd_subelem[*pos])) {
- wpa_printf(MSG_DEBUG, "P2P: Add WSD response "
- "subelement %u", *pos);
- wpabuf_put_buf(resp, wpa_s->global->wfd_subelem[*pos]);
- }
- pos++;
- }
-
- WPA_PUT_LE16(len_pos, (u8 *) wpabuf_put(resp, 0) - len_pos - 2);
-}
-#endif /* CONFIG_WIFI_DISPLAY */
-
-
-static int find_p2ps_substr(struct p2ps_advertisement *adv_data,
- const u8 *needle, size_t needle_len)
-{
- const u8 *haystack = (const u8 *) adv_data->svc_info;
- size_t haystack_len, i;
-
- /* Allow search term to be empty */
- if (!needle || !needle_len)
- return 1;
-
- if (!haystack)
- return 0;
-
- haystack_len = os_strlen(adv_data->svc_info);
- for (i = 0; i < haystack_len; i++) {
- if (haystack_len - i < needle_len)
- break;
- if (os_memcmp(haystack + i, needle, needle_len) == 0)
- return 1;
- }
-
- return 0;
-}
-
-
-static void wpas_sd_req_asp(struct wpa_supplicant *wpa_s,
- struct wpabuf *resp, u8 srv_trans_id,
- const u8 *query, size_t query_len)
-{
- struct p2ps_advertisement *adv_data;
- const u8 *svc = &query[1];
- const u8 *info = NULL;
- size_t svc_len = query[0];
- size_t info_len = 0;
- int prefix = 0;
- u8 *count_pos = NULL;
- u8 *len_pos = NULL;
-
- wpa_hexdump(MSG_DEBUG, "P2P: SD Request for ASP", query, query_len);
-
- if (!wpa_s->global->p2p) {
- wpa_printf(MSG_DEBUG, "P2P: ASP protocol not available");
- wpas_sd_add_proto_not_avail(resp, P2P_SERV_P2PS, srv_trans_id);
- return;
- }
-
- /* Info block is optional */
- if (svc_len + 1 < query_len) {
- info = &svc[svc_len];
- info_len = *info++;
- }
-
- /* Range check length of svc string and info block */
- if (svc_len + (info_len ? info_len + 2 : 1) > query_len) {
- wpa_printf(MSG_DEBUG, "P2P: ASP bad request");
- wpas_sd_add_bad_request(resp, P2P_SERV_P2PS, srv_trans_id);
- return;
- }
-
- /* Detect and correct for prefix search */
- if (svc_len && svc[svc_len - 1] == '*') {
- prefix = 1;
- svc_len--;
- }
-
- for (adv_data = p2p_get_p2ps_adv_list(wpa_s->global->p2p);
- adv_data; adv_data = adv_data->next) {
- /* If not a prefix match, reject length mismatches */
- if (!prefix && svc_len != os_strlen(adv_data->svc_name))
- continue;
-
- /* Search each service for request */
- if (os_memcmp(adv_data->svc_name, svc, svc_len) == 0 &&
- find_p2ps_substr(adv_data, info, info_len)) {
- size_t len = os_strlen(adv_data->svc_name);
- size_t svc_info_len = 0;
-
- if (adv_data->svc_info)
- svc_info_len = os_strlen(adv_data->svc_info);
-
- if (len > 0xff || svc_info_len > 0xffff)
- return;
-
- /* Length & Count to be filled as we go */
- if (!len_pos && !count_pos) {
- if (wpabuf_tailroom(resp) <
- len + svc_info_len + 16)
- return;
-
- len_pos = wpabuf_put(resp, 2);
- wpabuf_put_u8(resp, P2P_SERV_P2PS);
- wpabuf_put_u8(resp, srv_trans_id);
- /* Status Code */
- wpabuf_put_u8(resp, P2P_SD_SUCCESS);
- count_pos = wpabuf_put(resp, 1);
- *count_pos = 0;
- } else if (wpabuf_tailroom(resp) <
- len + svc_info_len + 10)
- return;
-
- if (svc_info_len) {
- wpa_printf(MSG_DEBUG,
- "P2P: Add Svc: %s info: %s",
- adv_data->svc_name,
- adv_data->svc_info);
- } else {
- wpa_printf(MSG_DEBUG, "P2P: Add Svc: %s",
- adv_data->svc_name);
- }
-
- /* Advertisement ID */
- wpabuf_put_le32(resp, adv_data->id);
-
- /* Config Methods */
- wpabuf_put_be16(resp, adv_data->config_methods);
-
- /* Service Name */
- wpabuf_put_u8(resp, (u8) len);
- wpabuf_put_data(resp, adv_data->svc_name, len);
-
- /* Service State */
- wpabuf_put_u8(resp, adv_data->state);
-
- /* Service Information */
- wpabuf_put_le16(resp, (u16) svc_info_len);
- wpabuf_put_data(resp, adv_data->svc_info, svc_info_len);
-
- /* Update length and count */
- (*count_pos)++;
- WPA_PUT_LE16(len_pos,
- (u8 *) wpabuf_put(resp, 0) - len_pos - 2);
- }
- }
-
- /* Return error if no matching svc found */
- if (count_pos == NULL) {
- wpa_printf(MSG_DEBUG, "P2P: ASP service not found");
- wpas_sd_add_not_found(resp, P2P_SERV_P2PS, srv_trans_id);
- }
-}
-
-
-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;
- const u8 *end = tlvs + tlvs_len;
- const u8 *tlv_end;
- u16 slen;
- struct wpabuf *resp;
- u8 srv_proto, srv_trans_id;
- size_t buf_len;
- char *buf;
-
- wpa_hexdump(MSG_MSGDUMP, "P2P: Service Discovery Request TLVs",
- tlvs, tlvs_len);
- buf_len = 2 * tlvs_len + 1;
- buf = os_malloc(buf_len);
- if (buf) {
- wpa_snprintf_hex(buf, buf_len, tlvs, tlvs_len);
- wpa_msg_ctrl(wpa_s, MSG_INFO, P2P_EVENT_SERV_DISC_REQ "%d "
- MACSTR " %u %u %s",
- freq, MAC2STR(sa), dialog_token, update_indic,
- buf);
- os_free(buf);
- }
-
- if (wpa_s->p2p_sd_over_ctrl_iface) {
- wpas_notify_p2p_sd_request(wpa_s, freq, sa, dialog_token,
- update_indic, tlvs, tlvs_len);
- return; /* to be processed by an external program */
- }
-
- resp = wpabuf_alloc(10000);
- if (resp == NULL)
- return;
-
- while (pos + 1 < end) {
- wpa_printf(MSG_DEBUG, "P2P: Service Request TLV");
- slen = WPA_GET_LE16(pos);
- pos += 2;
- if (pos + slen > end || slen < 2) {
- wpa_printf(MSG_DEBUG, "P2P: Unexpected Query Data "
- "length");
- wpabuf_free(resp);
- return;
- }
- tlv_end = pos + slen;
-
- srv_proto = *pos++;
- wpa_printf(MSG_DEBUG, "P2P: Service Protocol Type %u",
- srv_proto);
- srv_trans_id = *pos++;
- wpa_printf(MSG_DEBUG, "P2P: Service Transaction ID %u",
- srv_trans_id);
-
- wpa_hexdump(MSG_MSGDUMP, "P2P: Query Data",
- pos, tlv_end - pos);
-
-
- if (wpa_s->force_long_sd) {
- wpa_printf(MSG_DEBUG, "P2P: SD test - force long "
- "response");
- wpas_sd_all_bonjour(wpa_s, resp, srv_trans_id);
- wpas_sd_all_upnp(wpa_s, resp, srv_trans_id);
- goto done;
- }
-
- switch (srv_proto) {
- case P2P_SERV_ALL_SERVICES:
- wpa_printf(MSG_DEBUG, "P2P: Service Discovery Request "
- "for all services");
- if (dl_list_empty(&wpa_s->global->p2p_srv_upnp) &&
- dl_list_empty(&wpa_s->global->p2p_srv_bonjour)) {
- wpa_printf(MSG_DEBUG, "P2P: No service "
- "discovery protocols available");
- wpas_sd_add_proto_not_avail(
- resp, P2P_SERV_ALL_SERVICES,
- srv_trans_id);
- break;
- }
- wpas_sd_all_bonjour(wpa_s, resp, srv_trans_id);
- wpas_sd_all_upnp(wpa_s, resp, srv_trans_id);
- break;
- case P2P_SERV_BONJOUR:
- wpas_sd_req_bonjour(wpa_s, resp, srv_trans_id,
- pos, tlv_end - pos);
- break;
- case P2P_SERV_UPNP:
- wpas_sd_req_upnp(wpa_s, resp, srv_trans_id,
- pos, tlv_end - pos);
- break;
-#ifdef CONFIG_WIFI_DISPLAY
- case P2P_SERV_WIFI_DISPLAY:
- wpas_sd_req_wfd(wpa_s, resp, srv_trans_id,
- pos, tlv_end - pos);
- break;
-#endif /* CONFIG_WIFI_DISPLAY */
- case P2P_SERV_P2PS:
- wpas_sd_req_asp(wpa_s, resp, srv_trans_id,
- pos, tlv_end - pos);
- break;
- default:
- wpa_printf(MSG_DEBUG, "P2P: Unavailable service "
- "protocol %u", srv_proto);
- wpas_sd_add_proto_not_avail(resp, srv_proto,
- srv_trans_id);
- break;
- }
-
- pos = tlv_end;
- }
-
-done:
- wpas_notify_p2p_sd_request(wpa_s, freq, sa, dialog_token,
- update_indic, tlvs, tlvs_len);
-
- wpas_p2p_sd_response(wpa_s, freq, sa, dialog_token, resp);
-
- wpabuf_free(resp);
-}
-
-
-static void wpas_sd_p2ps_serv_response(struct wpa_supplicant *wpa_s,
- const u8 *sa, u8 srv_trans_id,
- const u8 *pos, const u8 *tlv_end)
-{
- u8 left = *pos++;
- u32 adv_id;
- u8 svc_status;
- u16 config_methods;
- char svc_str[256];
-
- while (left-- && pos < tlv_end) {
- char *buf = NULL;
- size_t buf_len;
- u8 svc_len;
-
- /* Sanity check fixed length+svc_str */
- if (pos + 6 >= tlv_end)
- break;
- svc_len = pos[6];
- if (pos + svc_len + 10 > tlv_end)
- break;
-
- /* Advertisement ID */
- adv_id = WPA_GET_LE32(pos);
- pos += sizeof(u32);
-
- /* Config Methods */
- config_methods = WPA_GET_BE16(pos);
- pos += sizeof(u16);
-
- /* Service Name */
- pos++; /* svc_len */
- os_memcpy(svc_str, pos, svc_len);
- svc_str[svc_len] = '\0';
- pos += svc_len;
-
- /* Service Status */
- svc_status = *pos++;
-
- /* Service Information Length */
- buf_len = WPA_GET_LE16(pos);
- pos += sizeof(u16);
-
- /* Sanity check buffer length */
- if (buf_len > (unsigned int) (tlv_end - pos))
- break;
-
- if (buf_len) {
- buf = os_zalloc(2 * buf_len + 1);
- if (buf) {
- utf8_escape((const char *) pos, buf_len, buf,
- 2 * buf_len + 1);
- }
- }
-
- pos += buf_len;
-
- if (buf) {
- wpa_msg_global(wpa_s, MSG_INFO, P2P_EVENT_SERV_ASP_RESP
- MACSTR " %x %x %x %x %s '%s'",
- MAC2STR(sa), srv_trans_id, adv_id,
- svc_status, config_methods, svc_str,
- buf);
- os_free(buf);
- } else {
- wpa_msg_global(wpa_s, MSG_INFO, P2P_EVENT_SERV_ASP_RESP
- MACSTR " %x %x %x %x %s",
- MAC2STR(sa), srv_trans_id, adv_id,
- svc_status, config_methods, svc_str);
- }
- }
-}
-
-
-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;
- const u8 *end = tlvs + tlvs_len;
- const u8 *tlv_end;
- u16 slen;
- size_t buf_len;
- char *buf;
-
- wpa_hexdump(MSG_MSGDUMP, "P2P: Service Discovery Response TLVs",
- tlvs, tlvs_len);
- if (tlvs_len > 1500) {
- /* TODO: better way for handling this */
- wpa_msg_ctrl(wpa_s, MSG_INFO,
- P2P_EVENT_SERV_DISC_RESP MACSTR
- " %u <long response: %u bytes>",
- MAC2STR(sa), update_indic,
- (unsigned int) tlvs_len);
- } else {
- buf_len = 2 * tlvs_len + 1;
- buf = os_malloc(buf_len);
- if (buf) {
- wpa_snprintf_hex(buf, buf_len, tlvs, tlvs_len);
- wpa_msg_ctrl(wpa_s, MSG_INFO,
- P2P_EVENT_SERV_DISC_RESP MACSTR " %u %s",
- MAC2STR(sa), update_indic, buf);
- os_free(buf);
- }
- }
-
- while (pos < end) {
- u8 srv_proto, srv_trans_id, status;
-
- wpa_printf(MSG_DEBUG, "P2P: Service Response TLV");
- slen = WPA_GET_LE16(pos);
- pos += 2;
- if (pos + slen > end || slen < 3) {
- wpa_printf(MSG_DEBUG, "P2P: Unexpected Response Data "
- "length");
- return;
- }
- tlv_end = pos + slen;
-
- srv_proto = *pos++;
- wpa_printf(MSG_DEBUG, "P2P: Service Protocol Type %u",
- srv_proto);
- srv_trans_id = *pos++;
- wpa_printf(MSG_DEBUG, "P2P: Service Transaction ID %u",
- srv_trans_id);
- status = *pos++;
- wpa_printf(MSG_DEBUG, "P2P: Status Code ID %u",
- status);
-
- wpa_hexdump(MSG_MSGDUMP, "P2P: Response Data",
- pos, tlv_end - pos);
-
- if (srv_proto == P2P_SERV_P2PS && pos < tlv_end) {
- wpas_sd_p2ps_serv_response(wpa_s, sa, srv_trans_id,
- pos, tlv_end);
- }
-
- pos = tlv_end;
- }
-
- wpas_notify_p2p_sd_response(wpa_s, sa, update_indic, tlvs, tlvs_len);
-}
-
-
-u64 wpas_p2p_sd_request(struct wpa_supplicant *wpa_s, const u8 *dst,
- const struct wpabuf *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);
-}
-
-
-u64 wpas_p2p_sd_request_upnp(struct wpa_supplicant *wpa_s, const u8 *dst,
- u8 version, const char *query)
-{
- struct wpabuf *tlvs;
- u64 ret;
-
- tlvs = wpabuf_alloc(2 + 1 + 1 + 1 + os_strlen(query));
- if (tlvs == NULL)
- return 0;
- wpabuf_put_le16(tlvs, 1 + 1 + 1 + os_strlen(query));
- wpabuf_put_u8(tlvs, P2P_SERV_UPNP); /* Service Protocol Type */
- wpabuf_put_u8(tlvs, 1); /* Service Transaction ID */
- wpabuf_put_u8(tlvs, version);
- wpabuf_put_str(tlvs, query);
- ret = wpas_p2p_sd_request(wpa_s, dst, tlvs);
- wpabuf_free(tlvs);
- return ret;
-}
-
-
-u64 wpas_p2p_sd_request_asp(struct wpa_supplicant *wpa_s, const u8 *dst, u8 id,
- const char *svc_str, const char *info_substr)
-{
- struct wpabuf *tlvs;
- size_t plen, svc_len, substr_len = 0;
- u64 ret;
-
- svc_len = os_strlen(svc_str);
- if (info_substr)
- substr_len = os_strlen(info_substr);
-
- if (svc_len > 0xff || substr_len > 0xff)
- return 0;
-
- plen = 1 + 1 + 1 + svc_len + 1 + substr_len;
- tlvs = wpabuf_alloc(2 + plen);
- if (tlvs == NULL)
- return 0;
-
- wpabuf_put_le16(tlvs, plen);
- wpabuf_put_u8(tlvs, P2P_SERV_P2PS);
- wpabuf_put_u8(tlvs, id); /* Service Transaction ID */
- wpabuf_put_u8(tlvs, (u8) svc_len); /* Service String Length */
- wpabuf_put_data(tlvs, svc_str, svc_len);
- wpabuf_put_u8(tlvs, (u8) substr_len); /* Info Substring Length */
- wpabuf_put_data(tlvs, info_substr, substr_len);
- ret = wpas_p2p_sd_request(wpa_s, dst, tlvs);
- wpabuf_free(tlvs);
-
- return ret;
-}
-
-
-#ifdef CONFIG_WIFI_DISPLAY
-
-static u64 wpas_p2p_sd_request_wfd(struct wpa_supplicant *wpa_s, const u8 *dst,
- const struct wpabuf *tlvs)
-{
- 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);
-}
-
-
-#define MAX_WFD_SD_SUBELEMS 20
-
-static void wfd_add_sd_req_role(struct wpabuf *tlvs, u8 id, u8 role,
- const char *subelems)
-{
- u8 *len;
- const char *pos;
- int val;
- int count = 0;
-
- len = wpabuf_put(tlvs, 2);
- wpabuf_put_u8(tlvs, P2P_SERV_WIFI_DISPLAY); /* Service Protocol Type */
- wpabuf_put_u8(tlvs, id); /* Service Transaction ID */
-
- wpabuf_put_u8(tlvs, role);
-
- pos = subelems;
- while (*pos) {
- val = atoi(pos);
- if (val >= 0 && val < 256) {
- wpabuf_put_u8(tlvs, val);
- count++;
- if (count == MAX_WFD_SD_SUBELEMS)
- break;
- }
- pos = os_strchr(pos + 1, ',');
- if (pos == NULL)
- break;
- pos++;
- }
-
- WPA_PUT_LE16(len, (u8 *) wpabuf_put(tlvs, 0) - len - 2);
-}
-
-
-u64 wpas_p2p_sd_request_wifi_display(struct wpa_supplicant *wpa_s,
- const u8 *dst, const char *role)
-{
- struct wpabuf *tlvs;
- u64 ret;
- const char *subelems;
- u8 id = 1;
-
- subelems = os_strchr(role, ' ');
- if (subelems == NULL)
- return 0;
- subelems++;
-
- tlvs = wpabuf_alloc(4 * (2 + 1 + 1 + 1 + MAX_WFD_SD_SUBELEMS));
- if (tlvs == NULL)
- return 0;
-
- if (os_strstr(role, "[source]"))
- wfd_add_sd_req_role(tlvs, id++, 0x00, subelems);
- if (os_strstr(role, "[pri-sink]"))
- wfd_add_sd_req_role(tlvs, id++, 0x01, subelems);
- if (os_strstr(role, "[sec-sink]"))
- wfd_add_sd_req_role(tlvs, id++, 0x02, subelems);
- if (os_strstr(role, "[source+sink]"))
- wfd_add_sd_req_role(tlvs, id++, 0x03, subelems);
-
- ret = wpas_p2p_sd_request_wfd(wpa_s, dst, tlvs);
- wpabuf_free(tlvs);
- return ret;
-}
-
-#endif /* CONFIG_WIFI_DISPLAY */
-
-
-int wpas_p2p_sd_cancel_request(struct wpa_supplicant *wpa_s, u64 req)
-{
- if (wpa_s->global->p2p_disabled || wpa_s->global->p2p == NULL)
- return -1;
- return p2p_sd_cancel_request(wpa_s->global->p2p,
- (void *) (uintptr_t) req);
-}
-
-
-void wpas_p2p_sd_response(struct wpa_supplicant *wpa_s, int freq,
- const u8 *dst, u8 dialog_token,
- const struct wpabuf *resp_tlvs)
-{
- if (wpa_s->global->p2p_disabled || wpa_s->global->p2p == NULL)
- return;
- p2p_sd_response(wpa_s->global->p2p, freq, dst, dialog_token,
- resp_tlvs);
-}
-
-
-void wpas_p2p_sd_service_update(struct wpa_supplicant *wpa_s)
-{
- if (wpa_s->global->p2p)
- p2p_sd_service_update(wpa_s->global->p2p);
-}
-
-
-static void wpas_p2p_srv_bonjour_free(struct p2p_srv_bonjour *bsrv)
-{
- dl_list_del(&bsrv->list);
- wpabuf_free(bsrv->query);
- wpabuf_free(bsrv->resp);
- os_free(bsrv);
-}
-
-
-static void wpas_p2p_srv_upnp_free(struct p2p_srv_upnp *usrv)
-{
- dl_list_del(&usrv->list);
- os_free(usrv->service);
- os_free(usrv);
-}
-
-
-void wpas_p2p_service_flush(struct wpa_supplicant *wpa_s)
-{
- struct p2p_srv_bonjour *bsrv, *bn;
- struct p2p_srv_upnp *usrv, *un;
-
- dl_list_for_each_safe(bsrv, bn, &wpa_s->global->p2p_srv_bonjour,
- struct p2p_srv_bonjour, list)
- wpas_p2p_srv_bonjour_free(bsrv);
-
- dl_list_for_each_safe(usrv, un, &wpa_s->global->p2p_srv_upnp,
- struct p2p_srv_upnp, list)
- wpas_p2p_srv_upnp_free(usrv);
-
- wpas_p2p_sd_service_update(wpa_s);
-}
-
-
-int wpas_p2p_service_p2ps_id_exists(struct wpa_supplicant *wpa_s, u32 adv_id)
-{
- if (adv_id == 0)
- return 1;
-
- if (p2p_service_p2ps_id(wpa_s->global->p2p, adv_id))
- return 1;
-
- return 0;
-}
-
-
-int wpas_p2p_service_del_asp(struct wpa_supplicant *wpa_s, u32 adv_id)
-{
- return p2p_service_del_asp(wpa_s->global->p2p, adv_id);
-}
-
-
-int wpas_p2p_service_add_asp(struct wpa_supplicant *wpa_s,
- int auto_accept, u32 adv_id,
- const char *adv_str, u8 svc_state,
- u16 config_methods, const char *svc_info)
-{
- return p2p_service_add_asp(wpa_s->global->p2p, auto_accept, adv_id,
- adv_str, svc_state, config_methods,
- svc_info);
-}
-
-
-int wpas_p2p_service_add_bonjour(struct wpa_supplicant *wpa_s,
- struct wpabuf *query, struct wpabuf *resp)
-{
- struct p2p_srv_bonjour *bsrv;
-
- bsrv = os_zalloc(sizeof(*bsrv));
- if (bsrv == NULL)
- return -1;
- bsrv->query = query;
- bsrv->resp = resp;
- dl_list_add(&wpa_s->global->p2p_srv_bonjour, &bsrv->list);
-
- wpas_p2p_sd_service_update(wpa_s);
- return 0;
-}
-
+ }
-int wpas_p2p_service_del_bonjour(struct wpa_supplicant *wpa_s,
- const struct wpabuf *query)
-{
- struct p2p_srv_bonjour *bsrv;
+ lwork = os_zalloc(sizeof(*lwork));
+ if (lwork == NULL)
+ return -1;
+ lwork->freq = freq;
+ lwork->duration = duration;
+ if (probe_resp_ie) {
+ lwork->probe_resp_ie = wpabuf_dup(probe_resp_ie);
+ if (lwork->probe_resp_ie == NULL) {
+ wpas_p2p_listen_work_free(lwork);
+ return -1;
+ }
+ }
- bsrv = wpas_p2p_service_get_bonjour(wpa_s, query);
- if (bsrv == NULL)
+ if (radio_add_work(wpa_s, freq, "p2p-listen", 0, wpas_start_listen_cb,
+ lwork) < 0) {
+ wpas_p2p_listen_work_free(lwork);
return -1;
- wpas_p2p_srv_bonjour_free(bsrv);
- wpas_p2p_sd_service_update(wpa_s);
+ }
+
return 0;
}
-int wpas_p2p_service_add_upnp(struct wpa_supplicant *wpa_s, u8 version,
- const char *service)
+static void wpas_stop_listen(void *ctx)
{
- struct p2p_srv_upnp *usrv;
-
- if (wpas_p2p_service_get_upnp(wpa_s, version, service))
- return 0; /* Already listed */
- usrv = os_zalloc(sizeof(*usrv));
- if (usrv == NULL)
- return -1;
- usrv->version = version;
- usrv->service = os_strdup(service);
- if (usrv->service == NULL) {
- os_free(usrv);
- return -1;
+ struct wpa_supplicant *wpa_s = ctx;
+ if (wpa_s->off_channel_freq || wpa_s->roc_waiting_drv_freq) {
+ wpa_drv_cancel_remain_on_channel(wpa_s);
+ wpa_s->off_channel_freq = 0;
+ wpa_s->roc_waiting_drv_freq = 0;
}
- dl_list_add(&wpa_s->global->p2p_srv_upnp, &usrv->list);
+ wpa_drv_set_ap_wps_ie(wpa_s, NULL, NULL, NULL);
- wpas_p2p_sd_service_update(wpa_s);
- return 0;
+ /*
+ * Don't cancel Probe Request RX reporting for a connected P2P Client
+ * handling Probe Request frames.
+ */
+ if (!wpa_s->p2p_cli_probe)
+ wpa_drv_probe_req_report(wpa_s, 0);
+
+ wpas_p2p_listen_work_done(wpa_s);
}
-int wpas_p2p_service_del_upnp(struct wpa_supplicant *wpa_s, u8 version,
- const char *service)
+static int wpas_send_probe_resp(void *ctx, const struct wpabuf *buf,
+ unsigned int freq)
{
- struct p2p_srv_upnp *usrv;
-
- usrv = wpas_p2p_service_get_upnp(wpa_s, version, service);
- if (usrv == NULL)
- return -1;
- wpas_p2p_srv_upnp_free(usrv);
- wpas_p2p_sd_service_update(wpa_s);
- return 0;
+ struct wpa_supplicant *wpa_s = ctx;
+ return wpa_drv_send_mlme(wpa_s, wpabuf_head(buf), wpabuf_len(buf), 1,
+ freq);
}
static void wpas_prov_disc_fail(void *ctx, const u8 *peer,
- enum p2p_prov_disc_status status)
+ enum p2p_prov_disc_status status,
+ u32 adv_id, const u8 *adv_mac,
+ const char *deferred_session_resp)
{
struct wpa_supplicant *wpa_s = ctx;
if (wpa_s->p2p_fallback_to_go_neg) {
wpa_dbg(wpa_s, MSG_DEBUG, "P2P: PD for p2p_connect-auto "
"failed - fall back to GO Negotiation");
+ wpa_msg_global(wpa_s->parent, MSG_INFO,
+ P2P_EVENT_FALLBACK_TO_GO_NEG
+ "reason=PD-failed");
wpas_p2p_fallback_to_go_neg(wpa_s, 0);
return;
}
return;
}
- wpa_msg_global(wpa_s, MSG_INFO, P2P_EVENT_PROV_DISC_FAILURE
- " p2p_dev_addr=" MACSTR " status=%d",
- MAC2STR(peer), status);
+ if (adv_id && adv_mac && deferred_session_resp) {
+ wpa_msg_global(wpa_s, MSG_INFO, P2P_EVENT_PROV_DISC_FAILURE
+ " p2p_dev_addr=" MACSTR " status=%d adv_id=%x"
+ " deferred_session_resp='%s'",
+ MAC2STR(peer), status, adv_id,
+ deferred_session_resp);
+ } else if (adv_id && adv_mac) {
+ wpa_msg_global(wpa_s, MSG_INFO, P2P_EVENT_PROV_DISC_FAILURE
+ " p2p_dev_addr=" MACSTR " status=%d adv_id=%x",
+ MAC2STR(peer), status, adv_id);
+ } else {
+ 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);
const u8 *peer, int inv)
{
size_t i;
+ struct wpa_supplicant *p2p_wpa_s = wpa_s->global->p2p_init_wpa_s;
if (ssid == NULL)
return;
ssid->p2p_client_list + (i + 1) * 2 * ETH_ALEN,
(ssid->num_p2p_clients - i - 1) * 2 * ETH_ALEN);
ssid->num_p2p_clients--;
- if (wpa_s->parent->conf->update_config &&
- wpa_config_write(wpa_s->parent->confname, wpa_s->parent->conf))
+ if (p2p_wpa_s->conf->update_config &&
+ wpa_config_write(p2p_wpa_s->confname, p2p_wpa_s->conf))
wpa_printf(MSG_DEBUG, "P2P: Failed to update configuration");
}
enum { BW20, BW40PLUS, BW40MINUS, BW80, BW2160 } bw;
};
-static struct p2p_oper_class_map op_class[] = {
+static const struct p2p_oper_class_map op_class[] = {
{ HOSTAPD_MODE_IEEE80211G, 81, 1, 13, 1, BW20 },
#if 0 /* Do not enable HT40 on 2 GHz for now */
{ HOSTAPD_MODE_IEEE80211G, 83, 1, 9, 1, BW40PLUS },
#endif
{ HOSTAPD_MODE_IEEE80211A, 115, 36, 48, 4, BW20 },
{ HOSTAPD_MODE_IEEE80211A, 124, 149, 161, 4, BW20 },
+ { HOSTAPD_MODE_IEEE80211A, 125, 149, 169, 4, BW20 },
{ HOSTAPD_MODE_IEEE80211A, 116, 36, 44, 8, BW40PLUS },
{ HOSTAPD_MODE_IEEE80211A, 117, 40, 48, 8, BW40MINUS },
{ HOSTAPD_MODE_IEEE80211A, 126, 149, 157, 8, BW40PLUS },
cla = cli_cla = 0;
for (op = 0; op_class[op].op_class; op++) {
- struct p2p_oper_class_map *o = &op_class[op];
+ const struct p2p_oper_class_map *o = &op_class[op];
u8 ch;
struct p2p_reg_class *reg = NULL, *cli_reg = NULL;
enum chan_allowed ret;
for (op = 0; op_class[op].op_class; op++) {
- struct p2p_oper_class_map *o = &op_class[op];
+ const struct p2p_oper_class_map *o = &op_class[op];
u8 ch;
for (ch = o->min_chan; ch <= o->max_chan; ch += o->inc) {
if (o->mode != HOSTAPD_MODE_IEEE80211A ||
- o->bw == BW20 || ch != channel)
+ (o->bw != BW40PLUS && o->bw != BW40MINUS) ||
+ ch != channel)
continue;
ret = wpas_p2p_verify_channel(wpa_s, mode, ch, o->bw);
if (ret == ALLOWED)
iface.confname = wpa_s->confname;
iface.ctrl_interface = wpa_s->conf->ctrl_interface;
}
- iface.conf_p2p_dev = NULL;
- p2pdev_wpa_s = wpa_supplicant_add_iface(wpa_s->global, &iface);
+ p2pdev_wpa_s = wpa_supplicant_add_iface(wpa_s->global, &iface, wpa_s);
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->p2p_dev = p2pdev_wpa_s;
wpa_s->pending_interface_name[0] = '\0';
return 0;
}
+static int wpas_get_persistent_group(void *ctx, const u8 *addr, const u8 *ssid,
+ size_t ssid_len, u8 *go_dev_addr,
+ u8 *ret_ssid, size_t *ret_ssid_len,
+ u8 *intended_iface_addr)
+{
+ struct wpa_supplicant *wpa_s = ctx;
+ struct wpa_ssid *s;
+
+ s = wpas_p2p_get_persistent(wpa_s, addr, ssid, ssid_len);
+ if (s) {
+ os_memcpy(ret_ssid, s->ssid, s->ssid_len);
+ *ret_ssid_len = s->ssid_len;
+ os_memcpy(go_dev_addr, s->bssid, ETH_ALEN);
+
+ if (s->mode != WPAS_MODE_P2P_GO) {
+ os_memset(intended_iface_addr, 0, ETH_ALEN);
+ } else if (wpas_p2p_create_iface(wpa_s)) {
+ if (wpas_p2p_add_group_interface(wpa_s, WPA_IF_P2P_GO))
+ return 0;
+
+ os_memcpy(intended_iface_addr,
+ wpa_s->pending_interface_addr, ETH_ALEN);
+ } else {
+ os_memcpy(intended_iface_addr, wpa_s->own_addr,
+ ETH_ALEN);
+ }
+ return 1;
+ }
+
+ return 0;
+}
+
+
+static int wpas_get_go_info(void *ctx, u8 *intended_addr,
+ u8 *ssid, size_t *ssid_len, int *group_iface)
+{
+ struct wpa_supplicant *wpa_s = ctx;
+ struct wpa_ssid *s;
+ u8 bssid[ETH_ALEN];
+
+ s = wpas_p2p_group_go_ssid(wpa_s, bssid);
+ if (!s) {
+ s = wpas_p2p_get_persistent_go(wpa_s);
+ if (s)
+ os_memcpy(bssid, s->bssid, ETH_ALEN);
+ }
+
+ *group_iface = wpas_p2p_create_iface(wpa_s);
+ if (!s)
+ return 0;
+
+ os_memcpy(intended_addr, bssid, ETH_ALEN);
+ os_memcpy(ssid, s->ssid, s->ssid_len);
+ *ssid_len = s->ssid_len;
+
+ return 1;
+}
+
+
+static int wpas_remove_stale_groups(void *ctx, const u8 *peer, const u8 *go,
+ const u8 *ssid, size_t ssid_len)
+{
+ struct wpa_supplicant *wpa_s = ctx;
+ struct wpa_ssid *s;
+ int save_config = 0;
+ size_t i;
+
+ /* Start with our first choice of Persistent Groups */
+ while ((s = wpas_p2p_get_persistent(wpa_s, peer, NULL, 0))) {
+ if (go && ssid && ssid_len &&
+ s->ssid_len == ssid_len &&
+ os_memcmp(go, s->bssid, ETH_ALEN) == 0 &&
+ os_memcmp(ssid, s->ssid, ssid_len) == 0)
+ break;
+
+ /* Remove stale persistent group */
+ if (s->mode != WPAS_MODE_P2P_GO || s->num_p2p_clients <= 1) {
+ wpa_config_remove_network(wpa_s->conf, s->id);
+ save_config = 1;
+ continue;
+ }
+
+ for (i = 0; i < s->num_p2p_clients; i++) {
+ if (os_memcmp(s->p2p_client_list + i * 2 * ETH_ALEN,
+ peer, ETH_ALEN) != 0)
+ continue;
+
+ os_memmove(s->p2p_client_list + i * 2 * ETH_ALEN,
+ s->p2p_client_list + (i + 1) * 2 * ETH_ALEN,
+ (s->num_p2p_clients - i - 1) * 2 * ETH_ALEN);
+ break;
+ }
+ s->num_p2p_clients--;
+ save_config = 1;
+ }
+
+ if (save_config)
+ p2p_config_write(wpa_s);
+
+ /* Return TRUE if valid SSID remains */
+ return s != NULL;
+}
+
+
+static void wpas_p2ps_prov_complete(void *ctx, u8 status, const u8 *dev,
+ const u8 *adv_mac, const u8 *ses_mac,
+ const u8 *grp_mac, u32 adv_id, u32 ses_id,
+ u8 conncap, int passwd_id,
+ const u8 *persist_ssid,
+ size_t persist_ssid_size, int response_done,
+ int prov_start, const char *session_info)
+{
+ struct wpa_supplicant *wpa_s = ctx;
+ u8 mac[ETH_ALEN];
+ struct wpa_ssid *persistent_go, *stale, *s;
+ int save_config = 0;
+ struct wpa_supplicant *go_wpa_s;
+
+ if (!dev)
+ return;
+
+ os_memset(mac, 0, ETH_ALEN);
+ if (!adv_mac)
+ adv_mac = mac;
+ if (!ses_mac)
+ ses_mac = mac;
+ if (!grp_mac)
+ grp_mac = mac;
+
+ if (prov_start) {
+ if (session_info == NULL) {
+ wpa_msg_global(wpa_s, MSG_INFO,
+ P2P_EVENT_P2PS_PROVISION_START MACSTR
+ " adv_id=%x conncap=%x"
+ " adv_mac=" MACSTR
+ " session=%x mac=" MACSTR
+ " dev_passwd_id=%d",
+ MAC2STR(dev), adv_id, conncap,
+ MAC2STR(adv_mac),
+ ses_id, MAC2STR(ses_mac),
+ passwd_id);
+ } else {
+ wpa_msg_global(wpa_s, MSG_INFO,
+ P2P_EVENT_P2PS_PROVISION_START MACSTR
+ " adv_id=%x conncap=%x"
+ " adv_mac=" MACSTR
+ " session=%x mac=" MACSTR
+ " dev_passwd_id=%d info='%s'",
+ MAC2STR(dev), adv_id, conncap,
+ MAC2STR(adv_mac),
+ ses_id, MAC2STR(ses_mac),
+ passwd_id, session_info);
+ }
+ return;
+ }
+
+ go_wpa_s = wpas_p2p_get_go_group(wpa_s);
+ persistent_go = wpas_p2p_get_persistent_go(wpa_s);
+
+ if (status && status != P2P_SC_SUCCESS_DEFERRED) {
+ if (go_wpa_s && !p2p_group_go_member_count(wpa_s))
+ wpas_p2p_group_remove(wpa_s, go_wpa_s->ifname);
+
+ if (persistent_go && !persistent_go->num_p2p_clients) {
+ /* remove empty persistent GO */
+ wpa_config_remove_network(wpa_s->conf,
+ persistent_go->id);
+ }
+
+ wpa_msg_global(wpa_s, MSG_INFO,
+ P2P_EVENT_P2PS_PROVISION_DONE MACSTR
+ " status=%d"
+ " adv_id=%x adv_mac=" MACSTR
+ " session=%x mac=" MACSTR,
+ MAC2STR(dev), status,
+ adv_id, MAC2STR(adv_mac),
+ ses_id, MAC2STR(ses_mac));
+ return;
+ }
+
+ /* Clean up stale persistent groups with this device */
+ s = wpas_p2p_get_persistent(wpa_s, dev, persist_ssid,
+ persist_ssid_size);
+ for (;;) {
+ stale = wpas_p2p_get_persistent(wpa_s, dev, NULL, 0);
+ if (!stale)
+ break;
+
+ if (s && s->ssid_len == stale->ssid_len &&
+ os_memcmp(stale->bssid, s->bssid, ETH_ALEN) == 0 &&
+ os_memcmp(stale->ssid, s->ssid, s->ssid_len) == 0)
+ break;
+
+ /* Remove stale persistent group */
+ if (stale->mode != WPAS_MODE_P2P_GO ||
+ stale->num_p2p_clients <= 1) {
+ wpa_config_remove_network(wpa_s->conf, stale->id);
+ } else {
+ size_t i;
+
+ for (i = 0; i < stale->num_p2p_clients; i++) {
+ if (os_memcmp(stale->p2p_client_list +
+ i * ETH_ALEN,
+ dev, ETH_ALEN) == 0) {
+ os_memmove(stale->p2p_client_list +
+ i * ETH_ALEN,
+ stale->p2p_client_list +
+ (i + 1) * ETH_ALEN,
+ (stale->num_p2p_clients -
+ i - 1) * ETH_ALEN);
+ break;
+ }
+ }
+ stale->num_p2p_clients--;
+ }
+ save_config = 1;
+ }
+
+ if (save_config)
+ p2p_config_write(wpa_s);
+
+ if (s) {
+ if (go_wpa_s && !p2p_group_go_member_count(wpa_s))
+ wpas_p2p_group_remove(wpa_s, go_wpa_s->ifname);
+
+ if (persistent_go && s != persistent_go &&
+ !persistent_go->num_p2p_clients) {
+ /* remove empty persistent GO */
+ wpa_config_remove_network(wpa_s->conf,
+ persistent_go->id);
+ /* Save config */
+ }
+
+ wpa_msg_global(wpa_s, MSG_INFO,
+ P2P_EVENT_P2PS_PROVISION_DONE MACSTR
+ " status=%d"
+ " adv_id=%x adv_mac=" MACSTR
+ " session=%x mac=" MACSTR
+ " persist=%d",
+ MAC2STR(dev), status,
+ adv_id, MAC2STR(adv_mac),
+ ses_id, MAC2STR(ses_mac), s->id);
+ return;
+ }
+
+ if (conncap == P2PS_SETUP_GROUP_OWNER) {
+ /*
+ * We need to copy the interface name. Simply saving a
+ * pointer isn't enough, since if we use pending_interface_name
+ * it will be overwritten when the group is added.
+ */
+ char go_ifname[100];
+
+ go_ifname[0] = '\0';
+ if (!go_wpa_s) {
+ wpa_s->global->pending_p2ps_group = 1;
+
+ if (!wpas_p2p_create_iface(wpa_s))
+ os_memcpy(go_ifname, wpa_s->ifname,
+ sizeof(go_ifname));
+ else if (wpa_s->pending_interface_name[0])
+ os_memcpy(go_ifname,
+ wpa_s->pending_interface_name,
+ sizeof(go_ifname));
+
+ if (!go_ifname[0]) {
+ wpas_p2ps_prov_complete(
+ wpa_s, P2P_SC_FAIL_UNKNOWN_GROUP,
+ dev, adv_mac, ses_mac,
+ NULL, adv_id, ses_id, 0, 0,
+ NULL, 0, 0, 0, NULL);
+ return;
+ }
+
+ /* If PD Resp complete, start up the GO */
+ if (response_done && persistent_go) {
+ wpas_p2p_group_add_persistent(
+ wpa_s, persistent_go,
+ 0, 0, 0, 0, 0, NULL,
+ persistent_go->mode ==
+ WPAS_MODE_P2P_GO ?
+ P2P_MAX_INITIAL_CONN_WAIT_GO_REINVOKE :
+ 0);
+ } else if (response_done) {
+ wpas_p2p_group_add(wpa_s, 1, 0, 0, 0);
+ }
+
+ if (passwd_id == DEV_PW_P2PS_DEFAULT) {
+ os_memcpy(wpa_s->p2ps_join_addr, dev, ETH_ALEN);
+ wpa_s->p2ps_join_addr_valid = 1;
+ wpa_dbg(wpa_s, MSG_DEBUG,
+ "P2PS: Saving PIN for " MACSTR,
+ MAC2STR(dev));
+ }
+ } else if (passwd_id == DEV_PW_P2PS_DEFAULT) {
+ os_memcpy(go_ifname, go_wpa_s->ifname,
+ sizeof(go_ifname));
+
+ wpa_dbg(go_wpa_s, MSG_DEBUG,
+ "P2P: Setting PIN-1 For " MACSTR, MAC2STR(dev));
+ wpa_supplicant_ap_wps_pin(go_wpa_s, dev, "12345670",
+ NULL, 0, 0);
+
+ os_memcpy(wpa_s->p2ps_join_addr, dev, ETH_ALEN);
+ wpa_s->p2ps_join_addr_valid = 1;
+ wpa_dbg(wpa_s, MSG_DEBUG,
+ "P2PS: Saving PIN for " MACSTR, MAC2STR(dev));
+ }
+
+ wpa_msg_global(wpa_s, MSG_INFO,
+ P2P_EVENT_P2PS_PROVISION_DONE MACSTR
+ " status=%d conncap=%x"
+ " adv_id=%x adv_mac=" MACSTR
+ " session=%x mac=" MACSTR
+ " dev_passwd_id=%d go=%s",
+ MAC2STR(dev), status, conncap,
+ adv_id, MAC2STR(adv_mac),
+ ses_id, MAC2STR(ses_mac),
+ passwd_id, go_ifname);
+ return;
+ }
+
+ if (go_wpa_s && !p2p_group_go_member_count(wpa_s))
+ wpas_p2p_group_remove(wpa_s, go_wpa_s->ifname);
+
+ if (persistent_go && !persistent_go->num_p2p_clients) {
+ /* remove empty persistent GO */
+ wpa_config_remove_network(wpa_s->conf, persistent_go->id);
+ }
+
+ if (conncap == P2PS_SETUP_CLIENT) {
+ wpa_msg_global(wpa_s, MSG_INFO,
+ P2P_EVENT_P2PS_PROVISION_DONE MACSTR
+ " status=%d conncap=%x"
+ " adv_id=%x adv_mac=" MACSTR
+ " session=%x mac=" MACSTR
+ " dev_passwd_id=%d join=" MACSTR,
+ MAC2STR(dev), status, conncap,
+ adv_id, MAC2STR(adv_mac),
+ ses_id, MAC2STR(ses_mac),
+ passwd_id, MAC2STR(grp_mac));
+ } else {
+ wpa_msg_global(wpa_s, MSG_INFO,
+ P2P_EVENT_P2PS_PROVISION_DONE MACSTR
+ " status=%d conncap=%x"
+ " adv_id=%x adv_mac=" MACSTR
+ " session=%x mac=" MACSTR
+ " dev_passwd_id=%d",
+ MAC2STR(dev), status, conncap,
+ adv_id, MAC2STR(adv_mac),
+ ses_id, MAC2STR(ses_mac),
+ passwd_id);
+ }
+}
+
+
static int _wpas_p2p_in_progress(void *ctx)
{
struct wpa_supplicant *wpa_s = ctx;
}
+static int wpas_prov_disc_resp_cb(void *ctx)
+{
+ struct wpa_supplicant *wpa_s = ctx;
+ struct wpa_ssid *persistent_go;
+
+ if (!wpa_s->global->pending_p2ps_group)
+ return 0;
+
+ wpa_s->global->pending_p2ps_group = 0;
+
+ if (wpas_p2p_get_go_group(wpa_s))
+ return 0;
+ persistent_go = wpas_p2p_get_persistent_go(wpa_s);
+
+ if (persistent_go) {
+ wpas_p2p_group_add_persistent(
+ wpa_s, persistent_go, 0, 0, 0, 0, 0, NULL,
+ persistent_go->mode == WPAS_MODE_P2P_GO ?
+ P2P_MAX_INITIAL_CONN_WAIT_GO_REINVOKE : 0);
+ } else {
+ wpas_p2p_group_add(wpa_s, 1, 0, 0, 0);
+ }
+
+ return 1;
+}
+
+
/**
* wpas_p2p_init - Initialize P2P module for %wpa_supplicant
* @global: Pointer to global data from wpa_supplicant_init()
p2p.presence_resp = wpas_presence_resp;
p2p.is_concurrent_session_active = wpas_is_concurrent_session_active;
p2p.is_p2p_in_progress = _wpas_p2p_in_progress;
+ p2p.get_persistent_group = wpas_get_persistent_group;
+ p2p.get_go_info = wpas_get_go_info;
+ p2p.remove_stale_groups = wpas_remove_stale_groups;
+ p2p.p2ps_prov_complete = wpas_p2ps_prov_complete;
+ p2p.prov_disc_resp_cb = wpas_prov_disc_resp_cb;
+ p2p.p2ps_group_capability = p2ps_group_capability;
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);
*/
if (p2p_config_get_random_social(&p2p, &p2p.reg_class,
&p2p.channel) != 0) {
- wpa_printf(MSG_ERROR,
- "P2P: Failed to select random social channel as listen channel");
- return -1;
+ wpa_printf(MSG_INFO,
+ "P2P: No social channels supported by the driver - do not enable P2P");
+ return 0;
}
p2p.channel_forced = 0;
}
wpa_printf(MSG_DEBUG, "P2P: Auto PD with " MACSTR " join=%d",
MAC2STR(wpa_s->pending_join_dev_addr), join);
if (p2p_prov_disc_req(wpa_s->global->p2p,
- wpa_s->pending_join_dev_addr,
+ wpa_s->pending_join_dev_addr, NULL,
wpa_s->pending_pd_config_methods, join,
0, wpa_s->user_initiated_pd) < 0) {
wpa_s->p2p_auto_pd = 0;
if (join < 0) {
wpa_printf(MSG_DEBUG, "P2P: Peer was not found to be "
"running a GO -> use GO Negotiation");
+ wpa_msg_global(wpa_s->parent, MSG_INFO,
+ P2P_EVENT_FALLBACK_TO_GO_NEG
+ "reason=peer-not-running-GO");
wpas_p2p_connect(wpa_s, wpa_s->pending_join_dev_addr,
wpa_s->p2p_pin, wpa_s->p2p_wps_method,
wpa_s->p2p_persistent_group, 0, 0, 0,
wpa_printf(MSG_DEBUG, "P2P: Peer was found running GO%s -> "
"try to join the group", join ? "" :
" in older scan");
- if (!join)
+ if (!join) {
+ wpa_msg_global(wpa_s->parent, MSG_INFO,
+ P2P_EVENT_FALLBACK_TO_GO_NEG_ENABLED);
wpa_s->p2p_fallback_to_go_neg = 1;
+ }
}
freq = p2p_get_oper_freq(wpa_s->global->p2p,
wpa_s->pending_join_iface_addr);
}
if (bss) {
+ u8 dev_addr[ETH_ALEN];
+
freq = bss->freq;
wpa_printf(MSG_DEBUG, "P2P: Target GO operating frequency "
"from BSS table: %d MHz (SSID %s)", freq,
wpa_ssid_txt(bss->ssid, bss->ssid_len));
+ if (p2p_parse_dev_addr((const u8 *) (bss + 1), bss->ie_len,
+ dev_addr) == 0 &&
+ os_memcmp(wpa_s->pending_join_dev_addr,
+ wpa_s->pending_join_iface_addr, ETH_ALEN) == 0 &&
+ os_memcmp(dev_addr, wpa_s->pending_join_dev_addr,
+ ETH_ALEN) != 0) {
+ wpa_printf(MSG_DEBUG,
+ "P2P: Update target GO device address based on BSS entry: " MACSTR " (was " MACSTR ")",
+ MAC2STR(dev_addr),
+ MAC2STR(wpa_s->pending_join_dev_addr));
+ os_memcpy(wpa_s->pending_join_dev_addr, dev_addr,
+ ETH_ALEN);
+ }
}
if (freq > 0) {
u16 method;
}
if (p2p_prov_disc_req(wpa_s->global->p2p,
- wpa_s->pending_join_dev_addr, method, 1,
+ wpa_s->pending_join_dev_addr,
+ NULL, method, 1,
freq, wpa_s->user_initiated_pd) < 0) {
wpa_printf(MSG_DEBUG, "P2P: Failed to send Provision "
"Discovery Request before joining an "
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);
- res = -3;
- goto exit_free;
+ if ((wpa_s->drv_flags & WPA_DRIVER_FLAGS_DFS_OFFLOAD) &&
+ ieee80211_is_dfs(freq)) {
+ /*
+ * If freq is a DFS channel and DFS is offloaded
+ * to the driver, allow P2P GO to use it.
+ */
+ wpa_printf(MSG_DEBUG,
+ "P2P: The forced channel for GO (%u MHz) is DFS, and DFS is offloaded to the driver",
+ freq);
+ } else {
+ wpa_printf(MSG_DEBUG,
+ "P2P: The forced channel (%u MHz) is not supported for P2P uses",
+ freq);
+ res = -3;
+ goto exit_free;
+ }
}
for (i = 0; i < num; i++) {
wpa_s->global->add_psk = NULL;
wpa_s->global->p2p_fail_on_wps_complete = 0;
+ wpa_s->global->pending_p2ps_group = 0;
if (go_intent < 0)
go_intent = wpa_s->conf->p2p_go_intent;
}
if (freq > 0 && !p2p_supported_freq_go(wpa_s->global->p2p, freq)) {
+ if ((wpa_s->drv_flags & WPA_DRIVER_FLAGS_DFS_OFFLOAD) &&
+ ieee80211_is_dfs(freq)) {
+ /*
+ * If freq is a DFS channel and DFS is offloaded to the
+ * driver, allow P2P GO to use it.
+ */
+ wpa_printf(MSG_DEBUG, "P2P: "
+ "%s: The forced channel for GO (%u MHz) is DFS, and DFS is offloaded",
+ __func__, freq);
+ return freq;
+ }
wpa_printf(MSG_DEBUG, "P2P: The forced channel for GO "
"(%u MHz) is not supported for P2P uses",
freq);
goto out;
}
+ /* try all channels in operating class 115 */
+ for (i = 0; i < 4; i++) {
+ params->freq = 5180 + i * 20;
+ if (!wpas_p2p_disallowed_freq(wpa_s->global, params->freq) &&
+ freq_included(channels, params->freq) &&
+ p2p_supported_freq(wpa_s->global->p2p, params->freq))
+ goto out;
+ }
+
+ /* try all channels in operating class 124 */
+ for (i = 0; i < 4; i++) {
+ params->freq = 5745 + i * 20;
+ if (!wpas_p2p_disallowed_freq(wpa_s->global, params->freq) &&
+ freq_included(channels, params->freq) &&
+ p2p_supported_freq(wpa_s->global->p2p, params->freq))
+ goto out;
+ }
+
/* try social channel class 180 channel 2 */
params->freq = 58320 + 1 * 2160;
if (!wpas_p2p_disallowed_freq(wpa_s->global, params->freq) &&
goto out;
}
- wpa_printf(MSG_DEBUG, "P2P: No 2.4 and 60 GHz channel allowed");
+ wpa_printf(MSG_DEBUG, "P2P: No 2.4, 5, or 60 GHz channel allowed");
return -1;
out:
wpa_printf(MSG_DEBUG, "P2P: Set GO freq %d MHz (no preference known)",
wpa_s->conf->p2p_oper_reg_class == 116 ||
wpa_s->conf->p2p_oper_reg_class == 117 ||
wpa_s->conf->p2p_oper_reg_class == 124 ||
+ wpa_s->conf->p2p_oper_reg_class == 125 ||
wpa_s->conf->p2p_oper_reg_class == 126 ||
wpa_s->conf->p2p_oper_reg_class == 127) &&
freq_included(channels,
return -1;
if (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);
- return -1;
+ if ((wpa_s->drv_flags & WPA_DRIVER_FLAGS_DFS_OFFLOAD) &&
+ ieee80211_is_dfs(params.freq)) {
+ /*
+ * If freq is a DFS channel and DFS is offloaded to the
+ * driver, allow P2P GO to use it.
+ */
+ wpa_printf(MSG_DEBUG,
+ "P2P: %s: The forced channel for GO (%u MHz) is DFS, and DFS is offloaded to driver",
+ __func__, params.freq);
+ } else {
+ wpa_printf(MSG_DEBUG,
+ "P2P: The selected channel for GO (%u MHz) is not supported for P2P uses",
+ params.freq);
+ return -1;
+ }
}
p2p_go_params(wpa_s->global->p2p, ¶ms);
params.persistent_group = persistent_group;
go == (ssid->mode == WPAS_MODE_P2P_GO)) {
wpa_printf(MSG_DEBUG, "P2P: Requested persistent group is "
"already running");
+ if (go == 0 &&
+ eloop_cancel_timeout(wpas_p2p_group_formation_timeout,
+ wpa_s->parent, NULL)) {
+ /*
+ * This can happen if Invitation Response frame was lost
+ * and the peer (GO of a persistent group) tries to
+ * invite us again. Reschedule the timeout to avoid
+ * terminating the wait for the connection too early
+ * since we now know that the peer is still trying to
+ * invite us instead of having already started the GO.
+ */
+ wpa_printf(MSG_DEBUG,
+ "P2P: Reschedule group formation timeout since peer is still trying to invite us");
+ eloop_register_timeout(P2P_MAX_INITIAL_CONN_WAIT, 0,
+ wpas_p2p_group_formation_timeout,
+ wpa_s->parent, NULL);
+ }
return 0;
}
(freq > 0 && !freq_included(channels, freq)))
freq = 0;
}
- } else {
+ } else if (ssid->mode == WPAS_MODE_INFRA) {
freq = neg_freq;
- if (freq < 0 ||
- (freq > 0 && !freq_included(channels, freq)))
- freq = 0;
- }
+ if (freq <= 0 || !freq_included(channels, freq)) {
+ struct os_reltime now;
+ struct wpa_bss *bss =
+ wpa_bss_get_p2p_dev_addr(wpa_s, ssid->bssid);
+
+ os_get_reltime(&now);
+ if (bss &&
+ !os_reltime_expired(&now, &bss->last_update, 5) &&
+ freq_included(channels, bss->freq))
+ freq = bss->freq;
+ else
+ freq = 0;
+ }
- if (ssid->mode == WPAS_MODE_INFRA)
return wpas_start_p2p_client(wpa_s, ssid, addr_allocated, freq);
-
- if (ssid->mode != WPAS_MODE_P2P_GO)
+ } else {
return -1;
+ }
if (wpas_p2p_init_go_params(wpa_s, ¶ms, freq, ht40, vht, channels))
return -1;
}
if (wpa_s->global->p2p)
p2p_wps_success_cb(wpa_s->global->p2p, peer_addr);
- wpas_group_formation_completed(wpa_s, 1);
+ wpas_group_formation_completed(wpa_s, 1, 0);
}
int wpas_p2p_prov_disc(struct wpa_supplicant *wpa_s, const u8 *peer_addr,
const char *config_method,
- enum wpas_p2p_prov_disc_use use)
+ enum wpas_p2p_prov_disc_use use,
+ struct p2ps_provision *p2ps_prov)
{
u16 config_methods;
+ wpa_s->global->pending_p2ps_group = 0;
wpa_s->p2p_fallback_to_go_neg = 0;
wpa_s->pending_pd_use = NORMAL_PD;
- if (os_strncmp(config_method, "display", 7) == 0)
+ if (p2ps_prov && use == WPAS_P2P_PD_FOR_ASP) {
+ p2ps_prov->conncap = p2ps_group_capability(
+ wpa_s, P2PS_SETUP_NONE, p2ps_prov->role);
+ wpa_printf(MSG_DEBUG,
+ "P2P: %s conncap: %d - ASP parsed: %x %x %d %s",
+ __func__, p2ps_prov->conncap,
+ p2ps_prov->adv_id, p2ps_prov->conncap,
+ p2ps_prov->status, p2ps_prov->info);
+
+ config_methods = 0;
+ } else if (os_strncmp(config_method, "display", 7) == 0)
config_methods = WPS_CONFIG_DISPLAY;
else if (os_strncmp(config_method, "keypad", 6) == 0)
config_methods = WPS_CONFIG_KEYPAD;
config_methods = WPS_CONFIG_PUSHBUTTON;
else {
wpa_printf(MSG_DEBUG, "P2P: Unknown config method");
+ os_free(p2ps_prov);
return -1;
}
return 0;
}
- if (wpa_s->global->p2p == NULL || wpa_s->global->p2p_disabled)
+ if (wpa_s->global->p2p == NULL || wpa_s->global->p2p_disabled) {
+ os_free(p2ps_prov);
return -1;
+ }
- return p2p_prov_disc_req(wpa_s->global->p2p, peer_addr,
+ return p2p_prov_disc_req(wpa_s->global->p2p, peer_addr, p2ps_prov,
config_methods, use == WPAS_P2P_PD_FOR_JOIN,
0, 1);
}
enum p2p_discovery_type type,
unsigned int num_req_dev_types, const u8 *req_dev_types,
const u8 *dev_id, unsigned int search_delay,
- u8 seek_cnt, const char **seek_string)
+ u8 seek_cnt, const char **seek_string, int freq)
{
wpas_p2p_clear_pending_action_tx(wpa_s);
wpa_s->p2p_long_listen = 0;
return p2p_find(wpa_s->global->p2p, timeout, type,
num_req_dev_types, req_dev_types, dev_id,
- search_delay, seek_cnt, seek_string);
+ search_delay, seek_cnt, seek_string, freq);
}
void wpas_p2p_stop_find(struct wpa_supplicant *wpa_s)
{
wpas_p2p_stop_find_oper(wpa_s);
- wpas_p2p_remove_pending_group_interface(wpa_s);
+ if (!wpa_s->global->pending_group_iface_for_p2ps)
+ wpas_p2p_remove_pending_group_interface(wpa_s);
}
if (wpa_s->global->p2p_disabled)
return -1;
- if (wpa_s->conf->p2p_disabled)
+ /*
+ * Advertize mandatory cross connection capability even on
+ * p2p_disabled=1 interface when associating with a P2P Manager WLAN AP.
+ */
+ if (wpa_s->conf->p2p_disabled && p2p_group)
return -1;
if (wpa_s->global->p2p == NULL)
return -1;
int wpas_p2p_probe_req_rx(struct wpa_supplicant *wpa_s, const u8 *addr,
const u8 *dst, const u8 *bssid,
- const u8 *ie, size_t ie_len, int ssi_signal)
+ const u8 *ie, size_t ie_len,
+ unsigned int rx_freq, int ssi_signal)
{
if (wpa_s->global->p2p_disabled)
return 0;
return 0;
switch (p2p_probe_req_rx(wpa_s->global->p2p, addr, dst, bssid,
- ie, ie_len)) {
+ ie, ie_len, rx_freq)) {
case P2P_PREQ_NOT_P2P:
wpas_notify_preq(wpa_s, addr, dst, bssid, ie, ie_len,
ssi_signal);
"session overlap");
if (wpa_s != wpa_s->parent)
wpa_msg_ctrl(wpa_s->parent, MSG_INFO, WPS_EVENT_OVERLAP);
- wpas_p2p_group_formation_failed(wpa_s);
+ wpas_p2p_group_formation_failed(wpa_s, 0);
return 1;
}
eloop_cancel_timeout(wpas_p2p_group_formation_timeout,
wpa_s->parent, NULL);
if (wpa_s->p2p_in_provisioning) {
- wpas_group_formation_completed(wpa_s, 0);
+ wpas_group_formation_completed(wpa_s, 0, 0);
break;
}
wpas_p2p_group_delete(wpa_s,
wpa_printf(MSG_DEBUG, "P2P: Interface %s in invitation found - cancelling",
wpa_s->ifname);
found = 1;
- wpas_p2p_group_formation_failed(wpa_s);
+ wpas_p2p_group_formation_failed(wpa_s, 0);
}
}
*/
if (wpa_s->global->p2p)
p2p_wps_success_cb(wpa_s->global->p2p, addr);
- wpas_group_formation_completed(wpa_s, 1);
+ wpas_group_formation_completed(wpa_s, 1, 0);
}
}
if (!wpa_s->p2p_go_group_formation_completed) {
}
-static void wpas_p2p_fallback_to_go_neg(struct wpa_supplicant *wpa_s,
- int group_added)
+static int wpas_p2p_fallback_to_go_neg(struct wpa_supplicant *wpa_s,
+ int group_added)
{
struct wpa_supplicant *group = wpa_s;
+ int ret = 0;
+
if (wpa_s->global->p2p_group_formation)
group = wpa_s->global->p2p_group_formation;
- wpa_s = wpa_s->parent;
+ wpa_s = wpa_s->global->p2p_init_wpa_s;
offchannel_send_action_done(wpa_s);
if (group_added)
- wpas_p2p_group_delete(group, P2P_GROUP_REMOVAL_SILENT);
+ ret = wpas_p2p_group_delete(group, P2P_GROUP_REMOVAL_SILENT);
wpa_dbg(wpa_s, MSG_DEBUG, "P2P: Fall back to GO Negotiation");
wpas_p2p_connect(wpa_s, wpa_s->pending_join_dev_addr, wpa_s->p2p_pin,
wpa_s->p2p_wps_method, wpa_s->p2p_persistent_group, 0,
wpa_s->p2p_pd_before_go_neg,
wpa_s->p2p_go_ht40,
wpa_s->p2p_go_vht);
+ return ret;
}
int wpas_p2p_scan_no_go_seen(struct wpa_supplicant *wpa_s)
{
+ int res;
+
if (!wpa_s->p2p_fallback_to_go_neg ||
wpa_s->p2p_in_provisioning <= 5)
return 0;
wpa_dbg(wpa_s, MSG_DEBUG, "P2P: GO not found for p2p_connect-auto - "
"fallback to GO Negotiation");
- wpas_p2p_fallback_to_go_neg(wpa_s, 1);
+ wpa_msg_global(wpa_s->parent, MSG_INFO, P2P_EVENT_FALLBACK_TO_GO_NEG
+ "reason=GO-not-found");
+ res = wpas_p2p_fallback_to_go_neg(wpa_s, 1);
- return 1;
+ return res == 1 ? 2 : 1;
}
{
struct wpa_ssid *s;
struct wpa_supplicant *w;
+ struct wpa_supplicant *p2p_wpa_s = wpa_s->global->p2p_init_wpa_s;
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) {
+ for (s = p2p_wpa_s->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);
+ wpas_remove_persistent_peer(p2p_wpa_s, s, peer, 0);
+ wpas_p2p_remove_psk(p2p_wpa_s, s, peer, iface_addr);
}
/* Remove from any operating group */
if (cand) {
wpa_dbg(wpa_s, MSG_DEBUG,
- "P2P: Update Listen channel to %u baased on operating channel",
+ "P2P: Update Listen channel to %u based on operating channel",
cand);
p2p_set_listen_channel(wpa_s->global->p2p, 81, cand, 0);
}
projects / mech_eap.git / blobdiff