#include "utils/eloop.h"
#include "common/ieee802_11_defs.h"
#include "common/ieee802_11_common.h"
+#include "common/ocv.h"
+#include "common/hw_features_common.h"
#include "eapol_supp/eapol_supp_sm.h"
#include "common/wpa_common.h"
#include "common/sae.h"
+#include "common/dpp.h"
#include "rsn_supp/wpa.h"
#include "rsn_supp/pmksa_cache.h"
#include "config.h"
static void sme_auth_timer(void *eloop_ctx, void *timeout_ctx);
static void sme_assoc_timer(void *eloop_ctx, void *timeout_ctx);
static void sme_obss_scan_timeout(void *eloop_ctx, void *timeout_ctx);
-#ifdef CONFIG_IEEE80211W
static void sme_stop_sa_query(struct wpa_supplicant *wpa_s);
-#endif /* CONFIG_IEEE80211W */
#ifdef CONFIG_SAE
static int sme_set_sae_group(struct wpa_supplicant *wpa_s)
{
int *groups = wpa_s->conf->sae_groups;
- int default_groups[] = { 19, 20, 21, 25, 26, 0 };
+ int default_groups[] = { 19, 20, 21, 0 };
if (!groups || groups[0] <= 0)
groups = default_groups;
if (sae_set_group(&wpa_s->sme.sae, group) == 0) {
wpa_dbg(wpa_s, MSG_DEBUG, "SME: Selected SAE group %d",
wpa_s->sme.sae.group);
- return 0;
+ return 0;
}
wpa_s->sme.sae_group_index++;
}
static struct wpabuf * sme_auth_build_sae_commit(struct wpa_supplicant *wpa_s,
struct wpa_ssid *ssid,
- const u8 *bssid)
+ const u8 *bssid, int external,
+ int reuse, int *ret_use_pt)
{
struct wpabuf *buf;
size_t len;
+ const char *password;
+ struct wpa_bss *bss;
+ int use_pt = 0;
+
+ if (ret_use_pt)
+ *ret_use_pt = 0;
+
+#ifdef CONFIG_TESTING_OPTIONS
+ if (wpa_s->sae_commit_override) {
+ wpa_printf(MSG_DEBUG, "SAE: TESTING - commit override");
+ buf = wpabuf_alloc(4 + wpabuf_len(wpa_s->sae_commit_override));
+ if (!buf)
+ return NULL;
+ if (!external) {
+ wpabuf_put_le16(buf, 1); /* Transaction seq# */
+ wpabuf_put_le16(buf, WLAN_STATUS_SUCCESS);
+ }
+ wpabuf_put_buf(buf, wpa_s->sae_commit_override);
+ return buf;
+ }
+#endif /* CONFIG_TESTING_OPTIONS */
- if (ssid->passphrase == NULL) {
+ password = ssid->sae_password;
+ if (!password)
+ password = ssid->passphrase;
+ if (!password) {
wpa_printf(MSG_DEBUG, "SAE: No password available");
return NULL;
}
+ if (reuse && wpa_s->sme.sae.tmp &&
+ os_memcmp(bssid, wpa_s->sme.sae.tmp->bssid, ETH_ALEN) == 0) {
+ wpa_printf(MSG_DEBUG,
+ "SAE: Reuse previously generated PWE on a retry with the same AP");
+ use_pt = wpa_s->sme.sae.tmp->h2e;
+ goto reuse_data;
+ }
if (sme_set_sae_group(wpa_s) < 0) {
wpa_printf(MSG_DEBUG, "SAE: Failed to select group");
return NULL;
}
- if (sae_prepare_commit(wpa_s->own_addr, bssid,
- (u8 *) ssid->passphrase,
- os_strlen(ssid->passphrase),
+ if (ssid->sae_password_id && wpa_s->conf->sae_pwe != 3)
+ use_pt = 1;
+
+ if (use_pt || wpa_s->conf->sae_pwe == 1 || wpa_s->conf->sae_pwe == 2) {
+ bss = wpa_bss_get_bssid_latest(wpa_s, bssid);
+ if (bss) {
+ const u8 *rsnxe;
+
+ rsnxe = wpa_bss_get_ie(bss, WLAN_EID_RSNX);
+ if (rsnxe && rsnxe[1] >= 1)
+ use_pt = !!(rsnxe[2] &
+ BIT(WLAN_RSNX_CAPAB_SAE_H2E));
+ }
+
+ if ((wpa_s->conf->sae_pwe == 1 || ssid->sae_password_id) &&
+ wpa_s->conf->sae_pwe != 3 &&
+ !use_pt) {
+ wpa_printf(MSG_DEBUG,
+ "SAE: Cannot use H2E with the selected AP");
+ return NULL;
+ }
+ }
+
+ if (use_pt &&
+ sae_prepare_commit_pt(&wpa_s->sme.sae, ssid->pt,
+ wpa_s->own_addr, bssid,
+ wpa_s->sme.sae_rejected_groups) < 0)
+ return NULL;
+ if (!use_pt &&
+ sae_prepare_commit(wpa_s->own_addr, bssid,
+ (u8 *) password, os_strlen(password),
+ ssid->sae_password_id,
&wpa_s->sme.sae) < 0) {
wpa_printf(MSG_DEBUG, "SAE: Could not pick PWE");
return NULL;
}
+ if (wpa_s->sme.sae.tmp)
+ os_memcpy(wpa_s->sme.sae.tmp->bssid, bssid, ETH_ALEN);
- len = wpa_s->sme.sae_token ? wpabuf_len(wpa_s->sme.sae_token) : 0;
+reuse_data:
+ len = wpa_s->sme.sae_token ? 3 + wpabuf_len(wpa_s->sme.sae_token) : 0;
+ if (ssid->sae_password_id)
+ len += 4 + os_strlen(ssid->sae_password_id);
buf = wpabuf_alloc(4 + SAE_COMMIT_MAX_LEN + len);
if (buf == NULL)
return NULL;
-
- wpabuf_put_le16(buf, 1); /* Transaction seq# */
- wpabuf_put_le16(buf, WLAN_STATUS_SUCCESS);
- sae_write_commit(&wpa_s->sme.sae, buf, wpa_s->sme.sae_token);
+ if (!external) {
+ wpabuf_put_le16(buf, 1); /* Transaction seq# */
+ wpabuf_put_le16(buf, use_pt ? WLAN_STATUS_SAE_HASH_TO_ELEMENT :
+ WLAN_STATUS_SUCCESS);
+ }
+ sae_write_commit(&wpa_s->sme.sae, buf, wpa_s->sme.sae_token,
+ ssid->sae_password_id);
+ if (ret_use_pt)
+ *ret_use_pt = use_pt;
return buf;
}
-static struct wpabuf * sme_auth_build_sae_confirm(struct wpa_supplicant *wpa_s)
+static struct wpabuf * sme_auth_build_sae_confirm(struct wpa_supplicant *wpa_s,
+ int external)
{
struct wpabuf *buf;
if (buf == NULL)
return NULL;
- wpabuf_put_le16(buf, 2); /* Transaction seq# */
- wpabuf_put_le16(buf, WLAN_STATUS_SUCCESS);
+ if (!external) {
+ wpabuf_put_le16(buf, 2); /* Transaction seq# */
+ wpabuf_put_le16(buf, WLAN_STATUS_SUCCESS);
+ }
sae_write_confirm(&wpa_s->sme.sae, buf);
return buf;
return;
}
- if (!(wpa_s->drv_rrm_flags &
- WPA_DRIVER_FLAGS_DS_PARAM_SET_IE_IN_PROBES) ||
- !(wpa_s->drv_rrm_flags & WPA_DRIVER_FLAGS_QUIET)) {
+ if (!((wpa_s->drv_rrm_flags &
+ WPA_DRIVER_FLAGS_DS_PARAM_SET_IE_IN_PROBES) &&
+ (wpa_s->drv_rrm_flags & WPA_DRIVER_FLAGS_QUIET)) &&
+ !(wpa_s->drv_rrm_flags & WPA_DRIVER_FLAGS_SUPPORT_RRM)) {
wpa_printf(MSG_DEBUG,
"RRM: Insufficient RRM support in driver - do not use RRM");
return;
if (wpa_s->drv_rrm_flags & WPA_DRIVER_FLAGS_TX_POWER_INSERTION)
*pos |= WLAN_RRM_CAPS_LINK_MEASUREMENT;
+ *pos |= WLAN_RRM_CAPS_BEACON_REPORT_PASSIVE |
+ WLAN_RRM_CAPS_BEACON_REPORT_ACTIVE |
+ WLAN_RRM_CAPS_BEACON_REPORT_TABLE;
+
+ if (wpa_s->lci)
+ pos[1] |= WLAN_RRM_CAPS_LCI_MEASUREMENT;
+
wpa_s->sme.assoc_req_ie_len += rrm_ie_len + 2;
wpa_s->rrm.rrm_used = 1;
}
#ifdef CONFIG_IEEE80211R
const u8 *ie;
#endif /* CONFIG_IEEE80211R */
-#ifdef CONFIG_IEEE80211R
+#if defined(CONFIG_IEEE80211R) || defined(CONFIG_FILS)
const u8 *md = NULL;
-#endif /* CONFIG_IEEE80211R */
+#endif /* CONFIG_IEEE80211R || CONFIG_FILS */
int i, bssid_changed;
struct wpabuf *resp = NULL;
u8 ext_capab[18];
int ext_capab_len;
int skip_auth;
+ u8 *wpa_ie;
+ size_t wpa_ie_len;
#ifdef CONFIG_MBO
- const u8 *mbo;
+ const u8 *mbo_ie;
#endif /* CONFIG_MBO */
if (bss == NULL) {
if (!rsn) {
wpa_dbg(wpa_s, MSG_DEBUG,
"SAE enabled, but target BSS does not advertise RSN");
+#ifdef CONFIG_DPP
+ } else if (wpa_parse_wpa_ie(rsn, 2 + rsn[1], &ied) == 0 &&
+ (ssid->key_mgmt & WPA_KEY_MGMT_DPP) &&
+ (ied.key_mgmt & WPA_KEY_MGMT_DPP)) {
+ wpa_dbg(wpa_s, MSG_DEBUG, "Prefer DPP over SAE when both are enabled");
+#endif /* CONFIG_DPP */
} else if (wpa_parse_wpa_ie(rsn, 2 + rsn[1], &ied) == 0 &&
wpa_key_mgmt_sae(ied.key_mgmt)) {
wpa_dbg(wpa_s, MSG_DEBUG, "Using SAE auth_alg");
}
params.wep_tx_keyidx = ssid->wep_tx_keyidx;
- bssid_changed = !is_zero_ether_addr(wpa_s->bssid);
- os_memset(wpa_s->bssid, 0, ETH_ALEN);
- os_memcpy(wpa_s->pending_bssid, bss->bssid, ETH_ALEN);
- if (bssid_changed)
- wpas_notify_bssid_changed(wpa_s);
-
if ((wpa_bss_get_vendor_ie(bss, WPA_IE_VENDOR_TYPE) ||
wpa_bss_get_ie(bss, WLAN_EID_RSN)) &&
wpa_key_mgmt_wpa(ssid->key_mgmt)) {
int try_opportunistic;
+ const u8 *cache_id = NULL;
+
try_opportunistic = (ssid->proactive_key_caching < 0 ?
wpa_s->conf->okc :
ssid->proactive_key_caching) &&
(ssid->proto & WPA_PROTO_RSN);
+#ifdef CONFIG_FILS
+ if (wpa_key_mgmt_fils(ssid->key_mgmt))
+ cache_id = wpa_bss_get_fils_cache_id(bss);
+#endif /* CONFIG_FILS */
if (pmksa_cache_set_current(wpa_s->wpa, NULL, bss->bssid,
wpa_s->current_ssid,
- try_opportunistic) == 0)
+ try_opportunistic, cache_id,
+ 0) == 0)
eapol_sm_notify_pmkid_attempt(wpa_s->eapol);
wpa_s->sme.assoc_req_ie_len = sizeof(wpa_s->sme.assoc_req_ie);
if (wpa_supplicant_set_suites(wpa_s, bss, ssid,
wpas_connect_work_done(wpa_s);
return;
}
+#ifdef CONFIG_HS20
+ } else if (wpa_bss_get_vendor_ie(bss, OSEN_IE_VENDOR_TYPE) &&
+ (ssid->key_mgmt & WPA_KEY_MGMT_OSEN)) {
+ /* No PMKSA caching, but otherwise similar to RSN/WPA */
+ wpa_s->sme.assoc_req_ie_len = sizeof(wpa_s->sme.assoc_req_ie);
+ if (wpa_supplicant_set_suites(wpa_s, bss, ssid,
+ wpa_s->sme.assoc_req_ie,
+ &wpa_s->sme.assoc_req_ie_len)) {
+ wpa_msg(wpa_s, MSG_WARNING, "SME: Failed to set WPA "
+ "key management and encryption suites");
+ wpas_connect_work_done(wpa_s);
+ return;
+ }
+#endif /* CONFIG_HS20 */
} else if ((ssid->key_mgmt & WPA_KEY_MGMT_IEEE8021X_NO_WPA) &&
wpa_key_mgmt_wpa_ieee8021x(ssid->key_mgmt)) {
/*
wpa_s->sme.assoc_req_ie_len = 0;
}
+ /* In case the WPA vendor IE is used, it should be placed after all the
+ * non-vendor IEs, as the lower layer expects the IEs to be ordered as
+ * defined in the standard. Store the WPA IE so it can later be
+ * inserted at the correct location.
+ */
+ wpa_ie = NULL;
+ wpa_ie_len = 0;
+ if (wpa_s->wpa_proto == WPA_PROTO_WPA) {
+ wpa_ie = os_memdup(wpa_s->sme.assoc_req_ie,
+ wpa_s->sme.assoc_req_ie_len);
+ if (wpa_ie) {
+ wpa_dbg(wpa_s, MSG_DEBUG, "WPA: Storing WPA IE");
+
+ wpa_ie_len = wpa_s->sme.assoc_req_ie_len;
+ wpa_s->sme.assoc_req_ie_len = 0;
+ } else {
+ wpa_msg(wpa_s, MSG_WARNING, "WPA: Failed copy WPA IE");
+ wpas_connect_work_done(wpa_s);
+ return;
+ }
+ }
+
#ifdef CONFIG_IEEE80211R
ie = wpa_bss_get_ie(bss, WLAN_EID_MOBILITY_DOMAIN);
if (ie && ie[1] >= MOBILITY_DOMAIN_ID_LEN)
md = ie + 2;
wpa_sm_set_ft_params(wpa_s->wpa, ie, ie ? 2 + ie[1] : 0);
+ if (md && (!wpa_key_mgmt_ft(ssid->key_mgmt) ||
+ !wpa_key_mgmt_ft(wpa_s->key_mgmt)))
+ md = NULL;
if (md) {
/* Prepare for the next transition */
wpa_ft_prepare_auth_request(wpa_s->wpa, ie);
}
- if (md && wpa_key_mgmt_ft(ssid->key_mgmt)) {
+ if (md) {
+ wpa_dbg(wpa_s, MSG_DEBUG, "SME: FT mobility domain %02x%02x",
+ md[0], md[1]);
+
if (wpa_s->sme.assoc_req_ie_len + 5 <
sizeof(wpa_s->sme.assoc_req_ie)) {
struct rsn_mdie *mdie;
wpa_s->sme.assoc_req_ie_len += 5;
}
- if (wpa_s->sme.ft_used &&
+ if (wpa_s->sme.prev_bssid_set && wpa_s->sme.ft_used &&
os_memcmp(md, wpa_s->sme.mobility_domain, 2) == 0 &&
wpa_sm_has_ptk(wpa_s->wpa)) {
wpa_dbg(wpa_s, MSG_DEBUG, "SME: Trying to use FT "
}
#endif /* CONFIG_IEEE80211R */
-#ifdef CONFIG_IEEE80211W
wpa_s->sme.mfp = wpas_get_ssid_pmf(wpa_s, ssid);
if (wpa_s->sme.mfp != NO_MGMT_FRAME_PROTECTION) {
const u8 *rsn = wpa_bss_get_ie(bss, WLAN_EID_RSN);
wpa_s->sme.mfp = MGMT_FRAME_PROTECTION_REQUIRED;
}
}
-#endif /* CONFIG_IEEE80211W */
#ifdef CONFIG_P2P
if (wpa_s->global->p2p) {
}
#endif /* CONFIG_P2P */
-#ifdef CONFIG_HS20
- if (is_hs20_network(wpa_s, ssid, bss)) {
- struct wpabuf *hs20;
- hs20 = wpabuf_alloc(20);
- if (hs20) {
- int pps_mo_id = hs20_get_pps_mo_id(wpa_s, ssid);
- size_t len;
-
- wpas_hs20_add_indication(hs20, pps_mo_id);
- len = sizeof(wpa_s->sme.assoc_req_ie) -
- wpa_s->sme.assoc_req_ie_len;
- if (wpabuf_len(hs20) <= len) {
- os_memcpy(wpa_s->sme.assoc_req_ie +
- wpa_s->sme.assoc_req_ie_len,
- wpabuf_head(hs20), wpabuf_len(hs20));
- wpa_s->sme.assoc_req_ie_len += wpabuf_len(hs20);
- }
- wpabuf_free(hs20);
- }
- }
-#endif /* CONFIG_HS20 */
-
#ifdef CONFIG_FST
if (wpa_s->fst_ies) {
int fst_ies_len = wpabuf_len(wpa_s->fst_ies);
}
#endif /* CONFIG_FST */
-#ifdef CONFIG_MBO
- mbo = wpa_bss_get_vendor_ie(bss, MBO_IE_VENDOR_TYPE);
- if (mbo) {
- int len;
+ sme_auth_handle_rrm(wpa_s, bss);
- len = wpas_mbo_supp_op_class_ie(
- wpa_s, bss->freq,
- wpa_s->sme.assoc_req_ie + wpa_s->sme.assoc_req_ie_len,
- sizeof(wpa_s->sme.assoc_req_ie) -
- wpa_s->sme.assoc_req_ie_len);
- if (len > 0)
- wpa_s->sme.assoc_req_ie_len += len;
- }
-#endif /* CONFIG_MBO */
+ wpa_s->sme.assoc_req_ie_len += wpas_supp_op_class_ie(
+ wpa_s, ssid, bss->freq,
+ wpa_s->sme.assoc_req_ie + wpa_s->sme.assoc_req_ie_len,
+ sizeof(wpa_s->sme.assoc_req_ie) - wpa_s->sme.assoc_req_ie_len);
+
+ if (params.p2p)
+ wpa_drv_get_ext_capa(wpa_s, WPA_IF_P2P_CLIENT);
+ else
+ wpa_drv_get_ext_capa(wpa_s, WPA_IF_STATION);
ext_capab_len = wpas_build_ext_capab(wpa_s, ext_capab,
sizeof(ext_capab));
os_memcpy(pos, ext_capab, ext_capab_len);
}
+#ifdef CONFIG_TESTING_OPTIONS
+ if (wpa_s->rsnxe_override_assoc &&
+ wpabuf_len(wpa_s->rsnxe_override_assoc) <=
+ sizeof(wpa_s->sme.assoc_req_ie) - wpa_s->sme.assoc_req_ie_len) {
+ wpa_printf(MSG_DEBUG, "TESTING: RSNXE AssocReq override");
+ os_memcpy(wpa_s->sme.assoc_req_ie + wpa_s->sme.assoc_req_ie_len,
+ wpabuf_head(wpa_s->rsnxe_override_assoc),
+ wpabuf_len(wpa_s->rsnxe_override_assoc));
+ wpa_s->sme.assoc_req_ie_len +=
+ wpabuf_len(wpa_s->rsnxe_override_assoc);
+ } else
+#endif /* CONFIG_TESTING_OPTIONS */
+ if (wpa_s->rsnxe_len > 0 &&
+ wpa_s->rsnxe_len <=
+ sizeof(wpa_s->sme.assoc_req_ie) - wpa_s->sme.assoc_req_ie_len) {
+ os_memcpy(wpa_s->sme.assoc_req_ie + wpa_s->sme.assoc_req_ie_len,
+ wpa_s->rsnxe, wpa_s->rsnxe_len);
+ wpa_s->sme.assoc_req_ie_len += wpa_s->rsnxe_len;
+ }
+
+#ifdef CONFIG_HS20
+ if (is_hs20_network(wpa_s, ssid, bss)) {
+ struct wpabuf *hs20;
+
+ hs20 = wpabuf_alloc(20 + MAX_ROAMING_CONS_OI_LEN);
+ if (hs20) {
+ int pps_mo_id = hs20_get_pps_mo_id(wpa_s, ssid);
+ size_t len;
+
+ wpas_hs20_add_indication(hs20, pps_mo_id,
+ get_hs20_version(bss));
+ wpas_hs20_add_roam_cons_sel(hs20, ssid);
+ len = sizeof(wpa_s->sme.assoc_req_ie) -
+ wpa_s->sme.assoc_req_ie_len;
+ if (wpabuf_len(hs20) <= len) {
+ os_memcpy(wpa_s->sme.assoc_req_ie +
+ wpa_s->sme.assoc_req_ie_len,
+ wpabuf_head(hs20), wpabuf_len(hs20));
+ wpa_s->sme.assoc_req_ie_len += wpabuf_len(hs20);
+ }
+ wpabuf_free(hs20);
+ }
+ }
+#endif /* CONFIG_HS20 */
+
+ if (wpa_ie) {
+ size_t len;
+
+ wpa_dbg(wpa_s, MSG_DEBUG, "WPA: Reinsert WPA IE");
+
+ len = sizeof(wpa_s->sme.assoc_req_ie) -
+ wpa_s->sme.assoc_req_ie_len;
+
+ if (len > wpa_ie_len) {
+ os_memcpy(wpa_s->sme.assoc_req_ie +
+ wpa_s->sme.assoc_req_ie_len,
+ wpa_ie, wpa_ie_len);
+ wpa_s->sme.assoc_req_ie_len += wpa_ie_len;
+ } else {
+ wpa_dbg(wpa_s, MSG_DEBUG, "WPA: Failed to add WPA IE");
+ }
+
+ os_free(wpa_ie);
+ }
+
if (wpa_s->vendor_elem[VENDOR_ELEM_ASSOC_REQ]) {
struct wpabuf *buf = wpa_s->vendor_elem[VENDOR_ELEM_ASSOC_REQ];
size_t len;
}
}
- sme_auth_handle_rrm(wpa_s, bss);
-
#ifdef CONFIG_MBO
- if (mbo) {
+ mbo_ie = wpa_bss_get_vendor_ie(bss, MBO_IE_VENDOR_TYPE);
+ if (!wpa_s->disable_mbo_oce && mbo_ie) {
int len;
len = wpas_mbo_ie(wpa_s, wpa_s->sme.assoc_req_ie +
wpa_s->sme.assoc_req_ie_len,
sizeof(wpa_s->sme.assoc_req_ie) -
- wpa_s->sme.assoc_req_ie_len);
+ wpa_s->sme.assoc_req_ie_len,
+ !!mbo_attr_from_mbo_ie(mbo_ie,
+ OCE_ATTR_ID_CAPA_IND));
if (len >= 0)
wpa_s->sme.assoc_req_ie_len += len;
}
#ifdef CONFIG_SAE
if (!skip_auth && params.auth_alg == WPA_AUTH_ALG_SAE &&
- pmksa_cache_set_current(wpa_s->wpa, NULL, bss->bssid, ssid, 0) == 0)
- {
+ pmksa_cache_set_current(wpa_s->wpa, NULL, bss->bssid, ssid, 0,
+ NULL,
+ wpa_s->key_mgmt == WPA_KEY_MGMT_FT_SAE ?
+ WPA_KEY_MGMT_FT_SAE :
+ WPA_KEY_MGMT_SAE) == 0) {
wpa_dbg(wpa_s, MSG_DEBUG,
"PMKSA cache entry found - try to use PMKSA caching instead of new SAE authentication");
+ wpa_sm_set_pmk_from_pmksa(wpa_s->wpa);
params.auth_alg = WPA_AUTH_ALG_OPEN;
wpa_s->sme.sae_pmksa_caching = 1;
}
if (!skip_auth && params.auth_alg == WPA_AUTH_ALG_SAE) {
if (start)
resp = sme_auth_build_sae_commit(wpa_s, ssid,
- bss->bssid);
+ bss->bssid, 0,
+ start == 2, NULL);
else
- resp = sme_auth_build_sae_confirm(wpa_s);
+ resp = sme_auth_build_sae_confirm(wpa_s, 0);
if (resp == NULL) {
wpas_connection_failed(wpa_s, bss->bssid);
return;
}
- params.sae_data = wpabuf_head(resp);
- params.sae_data_len = wpabuf_len(resp);
+ params.auth_data = wpabuf_head(resp);
+ params.auth_data_len = wpabuf_len(resp);
wpa_s->sme.sae.state = start ? SAE_COMMITTED : SAE_CONFIRMED;
}
#endif /* CONFIG_SAE */
+ bssid_changed = !is_zero_ether_addr(wpa_s->bssid);
+ os_memset(wpa_s->bssid, 0, ETH_ALEN);
+ os_memcpy(wpa_s->pending_bssid, bss->bssid, ETH_ALEN);
+ if (bssid_changed)
+ wpas_notify_bssid_changed(wpa_s);
+
+ old_ssid = wpa_s->current_ssid;
+ wpa_s->current_ssid = ssid;
+ wpa_supplicant_rsn_supp_set_config(wpa_s, wpa_s->current_ssid);
+ wpa_supplicant_initiate_eapol(wpa_s);
+
+#ifdef CONFIG_FILS
+ /* TODO: FILS operations can in some cases be done between different
+ * network_ctx (i.e., same credentials can be used with multiple
+ * networks). */
+ if (params.auth_alg == WPA_AUTH_ALG_OPEN &&
+ wpa_key_mgmt_fils(ssid->key_mgmt)) {
+ const u8 *indic;
+ u16 fils_info;
+ const u8 *realm, *username, *rrk;
+ size_t realm_len, username_len, rrk_len;
+ u16 next_seq_num;
+
+ /*
+ * Check FILS Indication element (FILS Information field) bits
+ * indicating supported authentication algorithms against local
+ * configuration (ssid->fils_dh_group). Try to use FILS
+ * authentication only if the AP supports the combination in the
+ * network profile. */
+ indic = wpa_bss_get_ie(bss, WLAN_EID_FILS_INDICATION);
+ if (!indic || indic[1] < 2) {
+ wpa_printf(MSG_DEBUG, "SME: " MACSTR
+ " does not include FILS Indication element - cannot use FILS authentication with it",
+ MAC2STR(bss->bssid));
+ goto no_fils;
+ }
+
+ fils_info = WPA_GET_LE16(indic + 2);
+ if (ssid->fils_dh_group == 0 && !(fils_info & BIT(9))) {
+ wpa_printf(MSG_DEBUG, "SME: " MACSTR
+ " does not support FILS SK without PFS - cannot use FILS authentication with it",
+ MAC2STR(bss->bssid));
+ goto no_fils;
+ }
+ if (ssid->fils_dh_group != 0 && !(fils_info & BIT(10))) {
+ wpa_printf(MSG_DEBUG, "SME: " MACSTR
+ " does not support FILS SK with PFS - cannot use FILS authentication with it",
+ MAC2STR(bss->bssid));
+ goto no_fils;
+ }
+
+ if (wpa_s->last_con_fail_realm &&
+ eapol_sm_get_erp_info(wpa_s->eapol, &ssid->eap,
+ &username, &username_len,
+ &realm, &realm_len, &next_seq_num,
+ &rrk, &rrk_len) == 0 &&
+ realm && realm_len == wpa_s->last_con_fail_realm_len &&
+ os_memcmp(realm, wpa_s->last_con_fail_realm,
+ realm_len) == 0) {
+ wpa_printf(MSG_DEBUG,
+ "SME: FILS authentication for this realm failed last time - try to regenerate ERP key hierarchy");
+ goto no_fils;
+ }
+
+ if (pmksa_cache_set_current(wpa_s->wpa, NULL, bss->bssid,
+ ssid, 0,
+ wpa_bss_get_fils_cache_id(bss),
+ 0) == 0)
+ wpa_printf(MSG_DEBUG,
+ "SME: Try to use FILS with PMKSA caching");
+ resp = fils_build_auth(wpa_s->wpa, ssid->fils_dh_group, md);
+ if (resp) {
+ int auth_alg;
+
+ if (ssid->fils_dh_group)
+ wpa_printf(MSG_DEBUG,
+ "SME: Try to use FILS SK authentication with PFS (DH Group %u)",
+ ssid->fils_dh_group);
+ else
+ wpa_printf(MSG_DEBUG,
+ "SME: Try to use FILS SK authentication without PFS");
+ auth_alg = ssid->fils_dh_group ?
+ WPA_AUTH_ALG_FILS_SK_PFS : WPA_AUTH_ALG_FILS;
+ params.auth_alg = auth_alg;
+ params.auth_data = wpabuf_head(resp);
+ params.auth_data_len = wpabuf_len(resp);
+ wpa_s->sme.auth_alg = auth_alg;
+ }
+ }
+no_fils:
+#endif /* CONFIG_FILS */
+
wpa_supplicant_cancel_sched_scan(wpa_s);
wpa_supplicant_cancel_scan(wpa_s);
" (SSID='%s' freq=%d MHz)", MAC2STR(params.bssid),
wpa_ssid_txt(params.ssid, params.ssid_len), params.freq);
+ eapol_sm_notify_portValid(wpa_s->eapol, FALSE);
wpa_clear_keys(wpa_s, bss->bssid);
wpa_supplicant_set_state(wpa_s, WPA_AUTHENTICATING);
- old_ssid = wpa_s->current_ssid;
- wpa_s->current_ssid = ssid;
- wpa_supplicant_rsn_supp_set_config(wpa_s, wpa_s->current_ssid);
- wpa_supplicant_initiate_eapol(wpa_s);
if (old_ssid != wpa_s->current_ssid)
wpas_notify_network_changed(wpa_s);
+#ifdef CONFIG_HS20
+ hs20_configure_frame_filters(wpa_s);
+#endif /* CONFIG_HS20 */
+
#ifdef CONFIG_P2P
/*
* If multi-channel concurrency is not supported, check for any
return;
}
+ /* Starting new connection, so clear the possibly used WPA IE from the
+ * previous association. */
+ wpa_sm_set_assoc_wpa_ie(wpa_s->wpa, NULL, 0);
+ wpa_sm_set_assoc_rsnxe(wpa_s->wpa, NULL, 0);
+ wpa_s->rsnxe_len = 0;
+
sme_send_authentication(wpa_s, cwork->bss, cwork->ssid, 1);
}
#ifdef CONFIG_SAE
+static int sme_external_auth_build_buf(struct wpabuf *buf,
+ struct wpabuf *params,
+ const u8 *sa, const u8 *da,
+ u16 auth_transaction, u16 seq_num,
+ u16 status_code)
+{
+ struct ieee80211_mgmt *resp;
+
+ resp = wpabuf_put(buf, offsetof(struct ieee80211_mgmt,
+ u.auth.variable));
+
+ resp->frame_control = host_to_le16((WLAN_FC_TYPE_MGMT << 2) |
+ (WLAN_FC_STYPE_AUTH << 4));
+ os_memcpy(resp->da, da, ETH_ALEN);
+ os_memcpy(resp->sa, sa, ETH_ALEN);
+ os_memcpy(resp->bssid, da, ETH_ALEN);
+ resp->u.auth.auth_alg = host_to_le16(WLAN_AUTH_SAE);
+ resp->seq_ctrl = host_to_le16(seq_num << 4);
+ resp->u.auth.auth_transaction = host_to_le16(auth_transaction);
+ resp->u.auth.status_code = host_to_le16(status_code);
+ if (params)
+ wpabuf_put_buf(buf, params);
+
+ return 0;
+}
+
+
+static int sme_external_auth_send_sae_commit(struct wpa_supplicant *wpa_s,
+ const u8 *bssid,
+ struct wpa_ssid *ssid)
+{
+ struct wpabuf *resp, *buf;
+ int use_pt;
+
+ resp = sme_auth_build_sae_commit(wpa_s, ssid, bssid, 1, 0, &use_pt);
+ if (!resp) {
+ wpa_printf(MSG_DEBUG, "SAE: Failed to build SAE commit");
+ return -1;
+ }
+
+ wpa_s->sme.sae.state = SAE_COMMITTED;
+ buf = wpabuf_alloc(4 + SAE_COMMIT_MAX_LEN + wpabuf_len(resp));
+ if (!buf) {
+ wpabuf_free(resp);
+ return -1;
+ }
+
+ wpa_s->sme.seq_num++;
+ sme_external_auth_build_buf(buf, resp, wpa_s->own_addr,
+ bssid, 1, wpa_s->sme.seq_num,
+ use_pt ? WLAN_STATUS_SAE_HASH_TO_ELEMENT :
+ WLAN_STATUS_SUCCESS);
+ wpa_drv_send_mlme(wpa_s, wpabuf_head(buf), wpabuf_len(buf), 1, 0);
+ wpabuf_free(resp);
+ wpabuf_free(buf);
+
+ return 0;
+}
+
+
+static void sme_send_external_auth_status(struct wpa_supplicant *wpa_s,
+ u16 status)
+{
+ struct external_auth params;
+
+ os_memset(¶ms, 0, sizeof(params));
+ params.status = status;
+ params.ssid = wpa_s->sme.ext_auth_ssid;
+ params.ssid_len = wpa_s->sme.ext_auth_ssid_len;
+ params.bssid = wpa_s->sme.ext_auth_bssid;
+ if (wpa_s->conf->sae_pmkid_in_assoc && status == WLAN_STATUS_SUCCESS)
+ params.pmkid = wpa_s->sme.sae.pmkid;
+ wpa_drv_send_external_auth_status(wpa_s, ¶ms);
+}
+
+
+static int sme_handle_external_auth_start(struct wpa_supplicant *wpa_s,
+ union wpa_event_data *data)
+{
+ struct wpa_ssid *ssid;
+ size_t ssid_str_len = data->external_auth.ssid_len;
+ const u8 *ssid_str = data->external_auth.ssid;
+
+ /* Get the SSID conf from the ssid string obtained */
+ for (ssid = wpa_s->conf->ssid; ssid; ssid = ssid->next) {
+ if (!wpas_network_disabled(wpa_s, ssid) &&
+ ssid_str_len == ssid->ssid_len &&
+ os_memcmp(ssid_str, ssid->ssid, ssid_str_len) == 0 &&
+ (ssid->key_mgmt & (WPA_KEY_MGMT_SAE | WPA_KEY_MGMT_FT_SAE)))
+ break;
+ }
+ if (!ssid ||
+ sme_external_auth_send_sae_commit(wpa_s, data->external_auth.bssid,
+ ssid) < 0)
+ return -1;
+
+ return 0;
+}
+
+
+static void sme_external_auth_send_sae_confirm(struct wpa_supplicant *wpa_s,
+ const u8 *da)
+{
+ struct wpabuf *resp, *buf;
+
+ resp = sme_auth_build_sae_confirm(wpa_s, 1);
+ if (!resp) {
+ wpa_printf(MSG_DEBUG, "SAE: Confirm message buf alloc failure");
+ return;
+ }
+
+ wpa_s->sme.sae.state = SAE_CONFIRMED;
+ buf = wpabuf_alloc(4 + SAE_CONFIRM_MAX_LEN + wpabuf_len(resp));
+ if (!buf) {
+ wpa_printf(MSG_DEBUG, "SAE: Auth Confirm buf alloc failure");
+ wpabuf_free(resp);
+ return;
+ }
+ wpa_s->sme.seq_num++;
+ sme_external_auth_build_buf(buf, resp, wpa_s->own_addr,
+ da, 2, wpa_s->sme.seq_num,
+ WLAN_STATUS_SUCCESS);
+ wpa_drv_send_mlme(wpa_s, wpabuf_head(buf), wpabuf_len(buf), 1, 0);
+ wpabuf_free(resp);
+ wpabuf_free(buf);
+}
+
+
+void sme_external_auth_trigger(struct wpa_supplicant *wpa_s,
+ union wpa_event_data *data)
+{
+ if (RSN_SELECTOR_GET(&data->external_auth.key_mgmt_suite) !=
+ RSN_AUTH_KEY_MGMT_SAE)
+ return;
+
+ if (data->external_auth.action == EXT_AUTH_START) {
+ if (!data->external_auth.bssid || !data->external_auth.ssid)
+ return;
+ os_memcpy(wpa_s->sme.ext_auth_bssid, data->external_auth.bssid,
+ ETH_ALEN);
+ os_memcpy(wpa_s->sme.ext_auth_ssid, data->external_auth.ssid,
+ data->external_auth.ssid_len);
+ wpa_s->sme.ext_auth_ssid_len = data->external_auth.ssid_len;
+ wpa_s->sme.seq_num = 0;
+ wpa_s->sme.sae.state = SAE_NOTHING;
+ wpa_s->sme.sae.send_confirm = 0;
+ wpa_s->sme.sae_group_index = 0;
+ if (sme_handle_external_auth_start(wpa_s, data) < 0)
+ sme_send_external_auth_status(wpa_s,
+ WLAN_STATUS_UNSPECIFIED_FAILURE);
+ } else if (data->external_auth.action == EXT_AUTH_ABORT) {
+ /* Report failure to driver for the wrong trigger */
+ sme_send_external_auth_status(wpa_s,
+ WLAN_STATUS_UNSPECIFIED_FAILURE);
+ }
+}
+
+
+static int sme_sae_is_group_enabled(struct wpa_supplicant *wpa_s, int group)
+{
+ int *groups = wpa_s->conf->sae_groups;
+ int default_groups[] = { 19, 20, 21, 0 };
+ int i;
+
+ if (!groups)
+ groups = default_groups;
+
+ for (i = 0; groups[i] > 0; i++) {
+ if (groups[i] == group)
+ return 1;
+ }
+
+ return 0;
+}
+
+
+static int sme_check_sae_rejected_groups(struct wpa_supplicant *wpa_s,
+ const struct wpabuf *groups)
+{
+ size_t i, count;
+ const u8 *pos;
+
+ if (!groups)
+ return 0;
+
+ pos = wpabuf_head(groups);
+ count = wpabuf_len(groups) / 2;
+ for (i = 0; i < count; i++) {
+ int enabled;
+ u16 group;
+
+ group = WPA_GET_LE16(pos);
+ pos += 2;
+ enabled = sme_sae_is_group_enabled(wpa_s, group);
+ wpa_printf(MSG_DEBUG, "SAE: Rejected group %u is %s",
+ group, enabled ? "enabled" : "disabled");
+ if (enabled)
+ return 1;
+ }
+
+ return 0;
+}
+
+
static int sme_sae_auth(struct wpa_supplicant *wpa_s, u16 auth_transaction,
- u16 status_code, const u8 *data, size_t len)
+ u16 status_code, const u8 *data, size_t len,
+ int external, const u8 *sa)
{
int *groups;
if (auth_transaction == 1 &&
status_code == WLAN_STATUS_ANTI_CLOGGING_TOKEN_REQ &&
wpa_s->sme.sae.state == SAE_COMMITTED &&
- wpa_s->current_bss && wpa_s->current_ssid) {
- int default_groups[] = { 19, 20, 21, 25, 26, 0 };
+ (external || wpa_s->current_bss) && wpa_s->current_ssid) {
+ int default_groups[] = { 19, 20, 21, 0 };
u16 group;
+ const u8 *token_pos;
+ size_t token_len;
+ int h2e = 0;
groups = wpa_s->conf->sae_groups;
if (!groups || groups[0] <= 0)
groups = default_groups;
+ wpa_hexdump(MSG_DEBUG, "SME: SAE anti-clogging token request",
+ data, len);
if (len < sizeof(le16)) {
wpa_dbg(wpa_s, MSG_DEBUG,
"SME: Too short SAE anti-clogging token request");
return -1;
}
wpabuf_free(wpa_s->sme.sae_token);
- wpa_s->sme.sae_token = wpabuf_alloc_copy(data + sizeof(le16),
- len - sizeof(le16));
- sme_send_authentication(wpa_s, wpa_s->current_bss,
- wpa_s->current_ssid, 1);
+ token_pos = data + sizeof(le16);
+ token_len = len - sizeof(le16);
+ if (wpa_s->sme.sae.tmp)
+ h2e = wpa_s->sme.sae.tmp->h2e;
+ if (h2e) {
+ if (token_len < 3) {
+ wpa_dbg(wpa_s, MSG_DEBUG,
+ "SME: Too short SAE anti-clogging token container");
+ return -1;
+ }
+ if (token_pos[0] != WLAN_EID_EXTENSION ||
+ token_pos[1] == 0 ||
+ token_pos[1] > token_len - 2 ||
+ token_pos[2] != WLAN_EID_EXT_ANTI_CLOGGING_TOKEN) {
+ wpa_dbg(wpa_s, MSG_DEBUG,
+ "SME: Invalid SAE anti-clogging token container header");
+ return -1;
+ }
+ token_len = token_pos[1] - 1;
+ token_pos += 3;
+ }
+ wpa_s->sme.sae_token = wpabuf_alloc_copy(token_pos, token_len);
+ wpa_hexdump_buf(MSG_DEBUG, "SME: Requested anti-clogging token",
+ wpa_s->sme.sae_token);
+ if (!external)
+ sme_send_authentication(wpa_s, wpa_s->current_bss,
+ wpa_s->current_ssid, 2);
+ else
+ sme_external_auth_send_sae_commit(
+ wpa_s, wpa_s->sme.ext_auth_bssid,
+ wpa_s->current_ssid);
return 0;
}
if (auth_transaction == 1 &&
status_code == WLAN_STATUS_FINITE_CYCLIC_GROUP_NOT_SUPPORTED &&
wpa_s->sme.sae.state == SAE_COMMITTED &&
- wpa_s->current_bss && wpa_s->current_ssid) {
+ (external || wpa_s->current_bss) && wpa_s->current_ssid) {
wpa_dbg(wpa_s, MSG_DEBUG, "SME: SAE group not supported");
+ int_array_add_unique(&wpa_s->sme.sae_rejected_groups,
+ wpa_s->sme.sae.group);
wpa_s->sme.sae_group_index++;
if (sme_set_sae_group(wpa_s) < 0)
return -1; /* no other groups enabled */
wpa_dbg(wpa_s, MSG_DEBUG, "SME: Try next enabled SAE group");
- sme_send_authentication(wpa_s, wpa_s->current_bss,
- wpa_s->current_ssid, 1);
+ if (!external)
+ sme_send_authentication(wpa_s, wpa_s->current_bss,
+ wpa_s->current_ssid, 1);
+ else
+ sme_external_auth_send_sae_commit(
+ wpa_s, wpa_s->sme.ext_auth_bssid,
+ wpa_s->current_ssid);
return 0;
}
- if (status_code != WLAN_STATUS_SUCCESS)
+ if (auth_transaction == 1 &&
+ status_code == WLAN_STATUS_UNKNOWN_PASSWORD_IDENTIFIER) {
+ const u8 *bssid = sa ? sa : wpa_s->pending_bssid;
+
+ wpa_msg(wpa_s, MSG_INFO,
+ WPA_EVENT_SAE_UNKNOWN_PASSWORD_IDENTIFIER MACSTR,
+ MAC2STR(bssid));
+ return -1;
+ }
+
+ if (status_code != WLAN_STATUS_SUCCESS &&
+ status_code != WLAN_STATUS_SAE_HASH_TO_ELEMENT)
return -1;
if (auth_transaction == 1) {
groups = wpa_s->conf->sae_groups;
wpa_dbg(wpa_s, MSG_DEBUG, "SME SAE commit");
- if (wpa_s->current_bss == NULL ||
+ if ((!external && wpa_s->current_bss == NULL) ||
wpa_s->current_ssid == NULL)
return -1;
- if (wpa_s->sme.sae.state != SAE_COMMITTED)
+ if (wpa_s->sme.sae.state != SAE_COMMITTED) {
+ wpa_printf(MSG_DEBUG,
+ "SAE: Ignore commit message while waiting for confirm");
+ return 0;
+ }
+ if (wpa_s->sme.sae.tmp && wpa_s->sme.sae.tmp->h2e &&
+ status_code == WLAN_STATUS_SUCCESS) {
+ wpa_printf(MSG_DEBUG,
+ "SAE: Unexpected use of status code 0 in SAE commit when H2E was expected");
return -1;
+ }
+ if (wpa_s->sme.sae.tmp && !wpa_s->sme.sae.tmp->h2e &&
+ status_code == WLAN_STATUS_SAE_HASH_TO_ELEMENT) {
+ wpa_printf(MSG_DEBUG,
+ "SAE: Unexpected use of status code for H2E in SAE commit when H2E was not expected");
+ return -1;
+ }
+
if (groups && groups[0] <= 0)
groups = NULL;
res = sae_parse_commit(&wpa_s->sme.sae, data, len, NULL, NULL,
- groups);
+ groups, status_code ==
+ WLAN_STATUS_SAE_HASH_TO_ELEMENT);
if (res == SAE_SILENTLY_DISCARD) {
wpa_printf(MSG_DEBUG,
"SAE: Drop commit message due to reflection attack");
if (res != WLAN_STATUS_SUCCESS)
return -1;
+ if (wpa_s->sme.sae.tmp &&
+ sme_check_sae_rejected_groups(
+ wpa_s,
+ wpa_s->sme.sae.tmp->peer_rejected_groups))
+ return -1;
+
if (sae_process_commit(&wpa_s->sme.sae) < 0) {
wpa_printf(MSG_DEBUG, "SAE: Failed to process peer "
"commit");
wpabuf_free(wpa_s->sme.sae_token);
wpa_s->sme.sae_token = NULL;
- sme_send_authentication(wpa_s, wpa_s->current_bss,
- wpa_s->current_ssid, 0);
+ if (!external)
+ sme_send_authentication(wpa_s, wpa_s->current_bss,
+ wpa_s->current_ssid, 0);
+ else
+ sme_external_auth_send_sae_confirm(wpa_s, sa);
return 0;
} else if (auth_transaction == 2) {
+ if (status_code != WLAN_STATUS_SUCCESS)
+ return -1;
wpa_dbg(wpa_s, MSG_DEBUG, "SME SAE confirm");
if (wpa_s->sme.sae.state != SAE_CONFIRMED)
return -1;
return -1;
wpa_s->sme.sae.state = SAE_ACCEPTED;
sae_clear_temp_data(&wpa_s->sme.sae);
+
+ if (external) {
+ /* Report success to driver */
+ sme_send_external_auth_status(wpa_s,
+ WLAN_STATUS_SUCCESS);
+ }
+
return 1;
}
return -1;
}
+
+
+static int sme_sae_set_pmk(struct wpa_supplicant *wpa_s, const u8 *bssid)
+{
+ wpa_printf(MSG_DEBUG,
+ "SME: SAE completed - setting PMK for 4-way handshake");
+ wpa_sm_set_pmk(wpa_s->wpa, wpa_s->sme.sae.pmk, PMK_LEN,
+ wpa_s->sme.sae.pmkid, bssid);
+ if (wpa_s->conf->sae_pmkid_in_assoc) {
+ /* Update the own RSNE contents now that we have set the PMK
+ * and added a PMKSA cache entry based on the successfully
+ * completed SAE exchange. In practice, this will add the PMKID
+ * into RSNE. */
+ if (wpa_s->sme.assoc_req_ie_len + 2 + PMKID_LEN >
+ sizeof(wpa_s->sme.assoc_req_ie)) {
+ wpa_msg(wpa_s, MSG_WARNING,
+ "RSN: Not enough room for inserting own PMKID into RSNE");
+ return -1;
+ }
+ if (wpa_insert_pmkid(wpa_s->sme.assoc_req_ie,
+ &wpa_s->sme.assoc_req_ie_len,
+ wpa_s->sme.sae.pmkid) < 0)
+ return -1;
+ wpa_hexdump(MSG_DEBUG,
+ "SME: Updated Association Request IEs",
+ wpa_s->sme.assoc_req_ie,
+ wpa_s->sme.assoc_req_ie_len);
+ }
+
+ return 0;
+}
+
+
+void sme_external_auth_mgmt_rx(struct wpa_supplicant *wpa_s,
+ const u8 *auth_frame, size_t len)
+{
+ const struct ieee80211_mgmt *header;
+ size_t auth_length;
+
+ header = (const struct ieee80211_mgmt *) auth_frame;
+ auth_length = IEEE80211_HDRLEN + sizeof(header->u.auth);
+
+ if (len < auth_length) {
+ /* Notify failure to the driver */
+ sme_send_external_auth_status(wpa_s,
+ WLAN_STATUS_UNSPECIFIED_FAILURE);
+ return;
+ }
+
+ if (le_to_host16(header->u.auth.auth_alg) == WLAN_AUTH_SAE) {
+ int res;
+
+ res = sme_sae_auth(
+ wpa_s, le_to_host16(header->u.auth.auth_transaction),
+ le_to_host16(header->u.auth.status_code),
+ header->u.auth.variable,
+ len - auth_length, 1, header->sa);
+ if (res < 0) {
+ /* Notify failure to the driver */
+ sme_send_external_auth_status(
+ wpa_s, WLAN_STATUS_UNSPECIFIED_FAILURE);
+ return;
+ }
+ if (res != 1)
+ return;
+
+ if (sme_sae_set_pmk(wpa_s, wpa_s->sme.ext_auth_bssid) < 0)
+ return;
+ }
+}
+
#endif /* CONFIG_SAE */
int res;
res = sme_sae_auth(wpa_s, data->auth.auth_transaction,
data->auth.status_code, data->auth.ies,
- data->auth.ies_len);
+ data->auth.ies_len, 0, NULL);
if (res < 0) {
wpas_connection_failed(wpa_s, wpa_s->pending_bssid);
wpa_supplicant_set_state(wpa_s, WPA_DISCONNECTED);
if (res != 1)
return;
- wpa_printf(MSG_DEBUG, "SME: SAE completed - setting PMK for "
- "4-way handshake");
- wpa_sm_set_pmk(wpa_s->wpa, wpa_s->sme.sae.pmk, PMK_LEN,
- wpa_s->sme.sae.pmkid, wpa_s->pending_bssid);
+ if (sme_sae_set_pmk(wpa_s, wpa_s->pending_bssid) < 0)
+ return;
}
#endif /* CONFIG_SAE */
}
}
wpa_msg(wpa_s, MSG_INFO, WPA_EVENT_AUTH_REJECT MACSTR
- " auth_type=%u auth_transaction=%u status_code=%u ie=%s",
+ " auth_type=%u auth_transaction=%u status_code=%u%s%s",
MAC2STR(data->auth.peer), data->auth.auth_type,
data->auth.auth_transaction, data->auth.status_code,
- ie_txt);
+ ie_txt ? " ie=" : "",
+ ie_txt ? ie_txt : "");
os_free(ie_txt);
+#ifdef CONFIG_FILS
+ if (wpa_s->sme.auth_alg == WPA_AUTH_ALG_FILS ||
+ wpa_s->sme.auth_alg == WPA_AUTH_ALG_FILS_SK_PFS)
+ fils_connection_failure(wpa_s);
+#endif /* CONFIG_FILS */
+
if (data->auth.status_code !=
WLAN_STATUS_NOT_SUPPORTED_AUTH_ALG ||
wpa_s->sme.auth_alg == data->auth.auth_type ||
#ifdef CONFIG_IEEE80211R
if (data->auth.auth_type == WLAN_AUTH_FT) {
+ const u8 *ric_ies = NULL;
+ size_t ric_ies_len = 0;
+
+ if (wpa_s->ric_ies) {
+ ric_ies = wpabuf_head(wpa_s->ric_ies);
+ ric_ies_len = wpabuf_len(wpa_s->ric_ies);
+ }
if (wpa_ft_process_response(wpa_s->wpa, data->auth.ies,
data->auth.ies_len, 0,
- data->auth.peer, NULL, 0) < 0) {
+ data->auth.peer,
+ ric_ies, ric_ies_len) < 0) {
wpa_dbg(wpa_s, MSG_DEBUG,
"SME: FT Authentication response processing failed");
wpa_msg(wpa_s, MSG_INFO, WPA_EVENT_DISCONNECTED "bssid="
}
#endif /* CONFIG_IEEE80211R */
+#ifdef CONFIG_FILS
+ if (data->auth.auth_type == WLAN_AUTH_FILS_SK ||
+ data->auth.auth_type == WLAN_AUTH_FILS_SK_PFS) {
+ u16 expect_auth_type;
+
+ expect_auth_type = wpa_s->sme.auth_alg ==
+ WPA_AUTH_ALG_FILS_SK_PFS ? WLAN_AUTH_FILS_SK_PFS :
+ WLAN_AUTH_FILS_SK;
+ if (data->auth.auth_type != expect_auth_type) {
+ wpa_dbg(wpa_s, MSG_DEBUG,
+ "SME: FILS Authentication response used different auth alg (%u; expected %u)",
+ data->auth.auth_type, expect_auth_type);
+ wpa_msg(wpa_s, MSG_INFO, WPA_EVENT_DISCONNECTED "bssid="
+ MACSTR
+ " reason=%d locally_generated=1",
+ MAC2STR(wpa_s->pending_bssid),
+ WLAN_REASON_DEAUTH_LEAVING);
+ wpas_connection_failed(wpa_s, wpa_s->pending_bssid);
+ wpa_supplicant_mark_disassoc(wpa_s);
+ return;
+ }
+
+ if (fils_process_auth(wpa_s->wpa, wpa_s->pending_bssid,
+ data->auth.ies, data->auth.ies_len) < 0) {
+ wpa_dbg(wpa_s, MSG_DEBUG,
+ "SME: FILS Authentication response processing failed");
+ wpa_msg(wpa_s, MSG_INFO, WPA_EVENT_DISCONNECTED "bssid="
+ MACSTR
+ " reason=%d locally_generated=1",
+ MAC2STR(wpa_s->pending_bssid),
+ WLAN_REASON_DEAUTH_LEAVING);
+ wpas_connection_failed(wpa_s, wpa_s->pending_bssid);
+ wpa_supplicant_mark_disassoc(wpa_s);
+ return;
+ }
+ }
+#endif /* CONFIG_FILS */
+
sme_associate(wpa_s, ssid->mode, data->auth.peer,
data->auth.auth_type);
}
+#ifdef CONFIG_IEEE80211R
+static void remove_ie(u8 *buf, size_t *len, u8 eid)
+{
+ u8 *pos, *next, *end;
+
+ pos = (u8 *) get_ie(buf, *len, eid);
+ if (pos) {
+ next = pos + 2 + pos[1];
+ end = buf + *len;
+ *len -= 2 + pos[1];
+ os_memmove(pos, next, end - next);
+ }
+}
+#endif /* CONFIG_IEEE80211R */
+
+
void sme_associate(struct wpa_supplicant *wpa_s, enum wpas_mode mode,
const u8 *bssid, u16 auth_type)
{
struct wpa_driver_associate_params params;
struct ieee802_11_elems elems;
+#ifdef CONFIG_FILS
+ u8 nonces[2 * FILS_NONCE_LEN];
+#endif /* CONFIG_FILS */
#ifdef CONFIG_HT_OVERRIDES
struct ieee80211_ht_capabilities htcaps;
struct ieee80211_ht_capabilities htcaps_mask;
#endif /* CONFIG_VHT_OVERRIDES */
os_memset(¶ms, 0, sizeof(params));
+
+#ifdef CONFIG_FILS
+ if (auth_type == WLAN_AUTH_FILS_SK ||
+ auth_type == WLAN_AUTH_FILS_SK_PFS) {
+ struct wpabuf *buf;
+ const u8 *snonce, *anonce;
+ const unsigned int max_hlp = 20;
+ struct wpabuf *hlp[max_hlp];
+ unsigned int i, num_hlp = 0;
+ struct fils_hlp_req *req;
+
+ dl_list_for_each(req, &wpa_s->fils_hlp_req, struct fils_hlp_req,
+ list) {
+ hlp[num_hlp] = wpabuf_alloc(2 * ETH_ALEN + 6 +
+ wpabuf_len(req->pkt));
+ if (!hlp[num_hlp])
+ break;
+ wpabuf_put_data(hlp[num_hlp], req->dst, ETH_ALEN);
+ wpabuf_put_data(hlp[num_hlp], wpa_s->own_addr,
+ ETH_ALEN);
+ wpabuf_put_data(hlp[num_hlp],
+ "\xaa\xaa\x03\x00\x00\x00", 6);
+ wpabuf_put_buf(hlp[num_hlp], req->pkt);
+ num_hlp++;
+ if (num_hlp >= max_hlp)
+ break;
+ }
+
+ buf = fils_build_assoc_req(wpa_s->wpa, ¶ms.fils_kek,
+ ¶ms.fils_kek_len, &snonce,
+ &anonce,
+ (const struct wpabuf **) hlp,
+ num_hlp);
+ for (i = 0; i < num_hlp; i++)
+ wpabuf_free(hlp[i]);
+ if (!buf)
+ return;
+ wpa_hexdump(MSG_DEBUG, "FILS: assoc_req before FILS elements",
+ wpa_s->sme.assoc_req_ie,
+ wpa_s->sme.assoc_req_ie_len);
+#ifdef CONFIG_IEEE80211R
+ if (wpa_key_mgmt_ft(wpa_s->key_mgmt)) {
+ /* Remove RSNE and MDE to allow them to be overridden
+ * with FILS+FT specific values from
+ * fils_build_assoc_req(). */
+ remove_ie(wpa_s->sme.assoc_req_ie,
+ &wpa_s->sme.assoc_req_ie_len,
+ WLAN_EID_RSN);
+ wpa_hexdump(MSG_DEBUG,
+ "FILS: assoc_req after RSNE removal",
+ wpa_s->sme.assoc_req_ie,
+ wpa_s->sme.assoc_req_ie_len);
+ remove_ie(wpa_s->sme.assoc_req_ie,
+ &wpa_s->sme.assoc_req_ie_len,
+ WLAN_EID_MOBILITY_DOMAIN);
+ wpa_hexdump(MSG_DEBUG,
+ "FILS: assoc_req after MDE removal",
+ wpa_s->sme.assoc_req_ie,
+ wpa_s->sme.assoc_req_ie_len);
+ }
+#endif /* CONFIG_IEEE80211R */
+ /* TODO: Make wpa_s->sme.assoc_req_ie use dynamic allocation */
+ if (wpa_s->sme.assoc_req_ie_len + wpabuf_len(buf) >
+ sizeof(wpa_s->sme.assoc_req_ie)) {
+ wpa_printf(MSG_ERROR,
+ "FILS: Not enough buffer room for own AssocReq elements");
+ wpabuf_free(buf);
+ return;
+ }
+ os_memcpy(wpa_s->sme.assoc_req_ie + wpa_s->sme.assoc_req_ie_len,
+ wpabuf_head(buf), wpabuf_len(buf));
+ wpa_s->sme.assoc_req_ie_len += wpabuf_len(buf);
+ wpabuf_free(buf);
+ wpa_hexdump(MSG_DEBUG, "FILS: assoc_req after FILS elements",
+ wpa_s->sme.assoc_req_ie,
+ wpa_s->sme.assoc_req_ie_len);
+
+ os_memcpy(nonces, snonce, FILS_NONCE_LEN);
+ os_memcpy(nonces + FILS_NONCE_LEN, anonce, FILS_NONCE_LEN);
+ params.fils_nonces = nonces;
+ params.fils_nonces_len = sizeof(nonces);
+ }
+#endif /* CONFIG_FILS */
+
+#ifdef CONFIG_OWE
+#ifdef CONFIG_TESTING_OPTIONS
+ if (get_ie_ext(wpa_s->sme.assoc_req_ie, wpa_s->sme.assoc_req_ie_len,
+ WLAN_EID_EXT_OWE_DH_PARAM)) {
+ wpa_printf(MSG_INFO, "TESTING: Override OWE DH element");
+ } else
+#endif /* CONFIG_TESTING_OPTIONS */
+ if (auth_type == WLAN_AUTH_OPEN &&
+ wpa_s->key_mgmt == WPA_KEY_MGMT_OWE) {
+ struct wpabuf *owe_ie;
+ u16 group;
+
+ if (wpa_s->current_ssid && wpa_s->current_ssid->owe_group) {
+ group = wpa_s->current_ssid->owe_group;
+ } else if (wpa_s->assoc_status_code ==
+ WLAN_STATUS_FINITE_CYCLIC_GROUP_NOT_SUPPORTED) {
+ if (wpa_s->last_owe_group == 19)
+ group = 20;
+ else if (wpa_s->last_owe_group == 20)
+ group = 21;
+ else
+ group = OWE_DH_GROUP;
+ } else {
+ group = OWE_DH_GROUP;
+ }
+
+ wpa_s->last_owe_group = group;
+ wpa_printf(MSG_DEBUG, "OWE: Try to use group %u", group);
+ owe_ie = owe_build_assoc_req(wpa_s->wpa, group);
+ if (!owe_ie) {
+ wpa_printf(MSG_ERROR,
+ "OWE: Failed to build IE for Association Request frame");
+ return;
+ }
+ if (wpa_s->sme.assoc_req_ie_len + wpabuf_len(owe_ie) >
+ sizeof(wpa_s->sme.assoc_req_ie)) {
+ wpa_printf(MSG_ERROR,
+ "OWE: Not enough buffer room for own Association Request frame elements");
+ wpabuf_free(owe_ie);
+ return;
+ }
+ os_memcpy(wpa_s->sme.assoc_req_ie + wpa_s->sme.assoc_req_ie_len,
+ wpabuf_head(owe_ie), wpabuf_len(owe_ie));
+ wpa_s->sme.assoc_req_ie_len += wpabuf_len(owe_ie);
+ wpabuf_free(owe_ie);
+ }
+#endif /* CONFIG_OWE */
+
+#ifdef CONFIG_DPP2
+ if (wpa_s->key_mgmt == WPA_KEY_MGMT_DPP && wpa_s->current_ssid &&
+ wpa_s->current_ssid->dpp_netaccesskey) {
+ struct wpa_ssid *ssid = wpa_s->current_ssid;
+
+ dpp_pfs_free(wpa_s->dpp_pfs);
+ wpa_s->dpp_pfs = dpp_pfs_init(ssid->dpp_netaccesskey,
+ ssid->dpp_netaccesskey_len);
+ if (!wpa_s->dpp_pfs) {
+ wpa_printf(MSG_DEBUG, "DPP: Could not initialize PFS");
+ /* Try to continue without PFS */
+ goto pfs_fail;
+ }
+ if (wpa_s->sme.assoc_req_ie_len +
+ wpabuf_len(wpa_s->dpp_pfs->ie) >
+ sizeof(wpa_s->sme.assoc_req_ie)) {
+ wpa_printf(MSG_ERROR,
+ "DPP: Not enough buffer room for own Association Request frame elements");
+ dpp_pfs_free(wpa_s->dpp_pfs);
+ wpa_s->dpp_pfs = NULL;
+ goto pfs_fail;
+ }
+ os_memcpy(wpa_s->sme.assoc_req_ie + wpa_s->sme.assoc_req_ie_len,
+ wpabuf_head(wpa_s->dpp_pfs->ie),
+ wpabuf_len(wpa_s->dpp_pfs->ie));
+ wpa_s->sme.assoc_req_ie_len += wpabuf_len(wpa_s->dpp_pfs->ie);
+ }
+pfs_fail:
+#endif /* CONFIG_DPP2 */
+
+ if (wpa_s->current_ssid && wpa_s->current_ssid->multi_ap_backhaul_sta) {
+ size_t multi_ap_ie_len;
+
+ multi_ap_ie_len = add_multi_ap_ie(
+ wpa_s->sme.assoc_req_ie + wpa_s->sme.assoc_req_ie_len,
+ sizeof(wpa_s->sme.assoc_req_ie) -
+ wpa_s->sme.assoc_req_ie_len,
+ MULTI_AP_BACKHAUL_STA);
+ if (multi_ap_ie_len == 0) {
+ wpa_printf(MSG_ERROR,
+ "Multi-AP: Failed to build Multi-AP IE");
+ return;
+ }
+ wpa_s->sme.assoc_req_ie_len += multi_ap_ie_len;
+ }
+
params.bssid = bssid;
params.ssid = wpa_s->sme.ssid;
params.ssid_len = wpa_s->sme.ssid_len;
params.wpa_ie = wpa_s->sme.assoc_req_ie_len ?
wpa_s->sme.assoc_req_ie : NULL;
params.wpa_ie_len = wpa_s->sme.assoc_req_ie_len;
+ wpa_hexdump(MSG_DEBUG, "SME: Association Request IEs",
+ params.wpa_ie, params.wpa_ie_len);
params.pairwise_suite = wpa_s->pairwise_cipher;
params.group_suite = wpa_s->group_cipher;
+ params.mgmt_group_suite = wpa_s->mgmt_group_cipher;
params.key_mgmt_suite = wpa_s->key_mgmt;
params.wpa_proto = wpa_s->wpa_proto;
#ifdef CONFIG_HT_OVERRIDES
wpa_supplicant_apply_vht_overrides(wpa_s, wpa_s->current_ssid, ¶ms);
#endif /* CONFIG_VHT_OVERRIDES */
#ifdef CONFIG_IEEE80211R
- if (auth_type == WLAN_AUTH_FT && wpa_s->sme.ft_ies) {
+ if (auth_type == WLAN_AUTH_FT && wpa_s->sme.ft_ies &&
+ get_ie(wpa_s->sme.ft_ies, wpa_s->sme.ft_ies_len,
+ WLAN_EID_RIC_DATA)) {
+ /* There seems to be a pretty inconvenient bug in the Linux
+ * kernel IE splitting functionality when RIC is used. For now,
+ * skip correct behavior in IE construction here (i.e., drop the
+ * additional non-FT-specific IEs) to avoid kernel issues. This
+ * is fine since RIC is used only for testing purposes in the
+ * current implementation. */
+ wpa_printf(MSG_INFO,
+ "SME: Linux kernel workaround - do not try to include additional IEs with RIC");
params.wpa_ie = wpa_s->sme.ft_ies;
params.wpa_ie_len = wpa_s->sme.ft_ies_len;
+ } else if (auth_type == WLAN_AUTH_FT && wpa_s->sme.ft_ies) {
+ const u8 *rm_en, *pos, *end;
+ size_t rm_en_len = 0;
+ u8 *rm_en_dup = NULL, *wpos;
+
+ /* Remove RSNE, MDE, FTE to allow them to be overridden with
+ * FT specific values */
+ remove_ie(wpa_s->sme.assoc_req_ie,
+ &wpa_s->sme.assoc_req_ie_len,
+ WLAN_EID_RSN);
+ remove_ie(wpa_s->sme.assoc_req_ie,
+ &wpa_s->sme.assoc_req_ie_len,
+ WLAN_EID_MOBILITY_DOMAIN);
+ remove_ie(wpa_s->sme.assoc_req_ie,
+ &wpa_s->sme.assoc_req_ie_len,
+ WLAN_EID_FAST_BSS_TRANSITION);
+ rm_en = get_ie(wpa_s->sme.assoc_req_ie,
+ wpa_s->sme.assoc_req_ie_len,
+ WLAN_EID_RRM_ENABLED_CAPABILITIES);
+ if (rm_en) {
+ /* Need to remove RM Enabled Capabilities element as
+ * well temporarily, so that it can be placed between
+ * RSNE and MDE. */
+ rm_en_len = 2 + rm_en[1];
+ rm_en_dup = os_memdup(rm_en, rm_en_len);
+ remove_ie(wpa_s->sme.assoc_req_ie,
+ &wpa_s->sme.assoc_req_ie_len,
+ WLAN_EID_RRM_ENABLED_CAPABILITIES);
+ }
+ wpa_hexdump(MSG_DEBUG,
+ "SME: Association Request IEs after FT IE removal",
+ wpa_s->sme.assoc_req_ie,
+ wpa_s->sme.assoc_req_ie_len);
+ if (wpa_s->sme.assoc_req_ie_len + wpa_s->sme.ft_ies_len +
+ rm_en_len > sizeof(wpa_s->sme.assoc_req_ie)) {
+ wpa_printf(MSG_ERROR,
+ "SME: Not enough buffer room for FT IEs in Association Request frame");
+ os_free(rm_en_dup);
+ return;
+ }
+
+ os_memmove(wpa_s->sme.assoc_req_ie + wpa_s->sme.ft_ies_len +
+ rm_en_len,
+ wpa_s->sme.assoc_req_ie,
+ wpa_s->sme.assoc_req_ie_len);
+ pos = wpa_s->sme.ft_ies;
+ end = pos + wpa_s->sme.ft_ies_len;
+ wpos = wpa_s->sme.assoc_req_ie;
+ if (*pos == WLAN_EID_RSN) {
+ os_memcpy(wpos, pos, 2 + pos[1]);
+ wpos += 2 + pos[1];
+ pos += 2 + pos[1];
+ }
+ if (rm_en_dup) {
+ os_memcpy(wpos, rm_en_dup, rm_en_len);
+ wpos += rm_en_len;
+ os_free(rm_en_dup);
+ }
+ os_memcpy(wpos, pos, end - pos);
+ wpa_s->sme.assoc_req_ie_len += wpa_s->sme.ft_ies_len +
+ rm_en_len;
+ params.wpa_ie = wpa_s->sme.assoc_req_ie;
+ params.wpa_ie_len = wpa_s->sme.assoc_req_ie_len;
+ wpa_hexdump(MSG_DEBUG,
+ "SME: Association Request IEs after FT override",
+ params.wpa_ie, params.wpa_ie_len);
}
#endif /* CONFIG_IEEE80211R */
params.mode = mode;
elems.osen_len + 2);
} else
wpa_sm_set_assoc_wpa_ie(wpa_s->wpa, NULL, 0);
+ if (elems.rsnxe)
+ wpa_sm_set_assoc_rsnxe(wpa_s->wpa, elems.rsnxe - 2,
+ elems.rsnxe_len + 2);
+ else
+ wpa_sm_set_assoc_rsnxe(wpa_s->wpa, NULL, 0);
if (wpa_s->current_ssid && wpa_s->current_ssid->p2p_group)
params.p2p = 1;
- if (wpa_s->parent->set_sta_uapsd)
- params.uapsd = wpa_s->parent->sta_uapsd;
+ if (wpa_s->p2pdev->set_sta_uapsd)
+ params.uapsd = wpa_s->p2pdev->sta_uapsd;
else
params.uapsd = -1;
eloop_register_timeout(SME_ASSOC_TIMEOUT, 0, sme_assoc_timer, wpa_s,
NULL);
+
+#ifdef CONFIG_TESTING_OPTIONS
+ wpabuf_free(wpa_s->last_assoc_req_wpa_ie);
+ wpa_s->last_assoc_req_wpa_ie = NULL;
+ if (params.wpa_ie)
+ wpa_s->last_assoc_req_wpa_ie =
+ wpabuf_alloc_copy(params.wpa_ie, params.wpa_ie_len);
+#endif /* CONFIG_TESTING_OPTIONS */
}
os_memcpy(wpa_s->sme.mobility_domain, md, MOBILITY_DOMAIN_ID_LEN);
wpa_hexdump(MSG_DEBUG, "SME: FT IEs", ies, ies_len);
os_free(wpa_s->sme.ft_ies);
- wpa_s->sme.ft_ies = os_malloc(ies_len);
+ wpa_s->sme.ft_ies = os_memdup(ies, ies_len);
if (wpa_s->sme.ft_ies == NULL)
return -1;
- os_memcpy(wpa_s->sme.ft_ies, ies, ies_len);
wpa_s->sme.ft_ies_len = ies_len;
return 0;
}
sae_clear_data(&wpa_s->sme.sae);
#endif /* CONFIG_SAE */
#ifdef CONFIG_IEEE80211R
- if (wpa_s->sme.ft_ies)
+ if (wpa_s->sme.ft_ies || wpa_s->sme.ft_used)
sme_update_ft_ies(wpa_s, NULL, NULL, 0);
#endif /* CONFIG_IEEE80211R */
+ sme_stop_sa_query(wpa_s);
}
void sme_deinit(struct wpa_supplicant *wpa_s)
{
- os_free(wpa_s->sme.ft_ies);
- wpa_s->sme.ft_ies = NULL;
- wpa_s->sme.ft_ies_len = 0;
-#ifdef CONFIG_IEEE80211W
- sme_stop_sa_query(wpa_s);
-#endif /* CONFIG_IEEE80211W */
sme_clear_on_disassoc(wpa_s);
+#ifdef CONFIG_SAE
+ os_free(wpa_s->sme.sae_rejected_groups);
+ wpa_s->sme.sae_rejected_groups = NULL;
+#endif /* CONFIG_SAE */
eloop_cancel_timeout(sme_assoc_timer, wpa_s, NULL);
eloop_cancel_timeout(sme_auth_timer, wpa_s, NULL);
}
-int sme_proc_obss_scan(struct wpa_supplicant *wpa_s)
+int sme_proc_obss_scan(struct wpa_supplicant *wpa_s,
+ struct wpa_scan_results *scan_res)
{
- struct wpa_bss *bss;
const u8 *ie;
- u16 ht_cap;
u8 chan_list[P2P_MAX_CHANNELS], channel;
u8 num_channels = 0, num_intol = 0, i;
+ size_t j;
+ int pri_freq, sec_freq;
if (!wpa_s->sme.sched_obss_scan)
return 0;
os_memset(chan_list, 0, sizeof(chan_list));
- dl_list_for_each(bss, &wpa_s->bss, struct wpa_bss, list) {
- /* Skip other band bss */
+ pri_freq = wpa_s->assoc_freq;
+
+ switch (wpa_s->sme.ht_sec_chan) {
+ case HT_SEC_CHAN_ABOVE:
+ sec_freq = pri_freq + 20;
+ break;
+ case HT_SEC_CHAN_BELOW:
+ sec_freq = pri_freq - 20;
+ break;
+ case HT_SEC_CHAN_UNKNOWN:
+ default:
+ wpa_msg(wpa_s, MSG_WARNING,
+ "Undefined secondary channel: drop OBSS scan results");
+ return 1;
+ }
+
+ for (j = 0; j < scan_res->num; j++) {
+ struct wpa_scan_res *bss = scan_res->res[j];
enum hostapd_hw_mode mode;
+ int res;
+
+ /* Skip other band bss */
mode = ieee80211_freq_to_chan(bss->freq, &channel);
if (mode != HOSTAPD_MODE_IEEE80211G &&
mode != HOSTAPD_MODE_IEEE80211B)
continue;
- ie = wpa_bss_get_ie(bss, WLAN_EID_HT_CAP);
- ht_cap = (ie && (ie[1] == 26)) ? WPA_GET_LE16(ie + 2) : 0;
- wpa_printf(MSG_DEBUG, "SME OBSS scan BSS " MACSTR
- " freq=%u chan=%u ht_cap=0x%x",
- MAC2STR(bss->bssid), bss->freq, channel, ht_cap);
-
- if (!ht_cap || (ht_cap & HT_CAP_INFO_40MHZ_INTOLERANT)) {
- if (ht_cap & HT_CAP_INFO_40MHZ_INTOLERANT)
+ res = check_bss_coex_40mhz(bss, pri_freq, sec_freq);
+ if (res) {
+ if (res == 2)
num_intol++;
/* Check whether the channel is already considered */
int start, end;
mode = get_mode(wpa_s->hw.modes, wpa_s->hw.num_modes,
- HOSTAPD_MODE_IEEE80211G);
+ HOSTAPD_MODE_IEEE80211G, 0);
if (mode == NULL) {
/* No channels supported in this band - use empty list */
params->freqs = os_zalloc(sizeof(int));
*/
if (!((wpa_s->drv_flags & WPA_DRIVER_FLAGS_SME) ||
(wpa_s->drv_flags & WPA_DRIVER_FLAGS_OBSS_SCAN)) ||
- ssid == NULL || ssid->mode != IEEE80211_MODE_INFRA)
+ ssid == NULL || ssid->mode != WPAS_MODE_INFRA)
return;
if (!wpa_s->hw.modes)
}
-#ifdef CONFIG_IEEE80211W
-
static const unsigned int sa_query_max_timeout = 1000;
static const unsigned int sa_query_retry_timeout = 201;
+static const unsigned int sa_query_ch_switch_max_delay = 5000; /* in usec */
static int sme_check_sa_query_timeout(struct wpa_supplicant *wpa_s)
{
static void sme_send_sa_query_req(struct wpa_supplicant *wpa_s,
const u8 *trans_id)
{
- u8 req[2 + WLAN_SA_QUERY_TR_ID_LEN];
+ u8 req[2 + WLAN_SA_QUERY_TR_ID_LEN + OCV_OCI_EXTENDED_LEN];
+ u8 req_len = 2 + WLAN_SA_QUERY_TR_ID_LEN;
+
wpa_dbg(wpa_s, MSG_DEBUG, "SME: Sending SA Query Request to "
MACSTR, MAC2STR(wpa_s->bssid));
wpa_hexdump(MSG_DEBUG, "SME: SA Query Transaction ID",
req[0] = WLAN_ACTION_SA_QUERY;
req[1] = WLAN_SA_QUERY_REQUEST;
os_memcpy(req + 2, trans_id, WLAN_SA_QUERY_TR_ID_LEN);
+
+#ifdef CONFIG_OCV
+ if (wpa_sm_ocv_enabled(wpa_s->wpa)) {
+ struct wpa_channel_info ci;
+
+ if (wpa_drv_channel_info(wpa_s, &ci) != 0) {
+ wpa_printf(MSG_WARNING,
+ "Failed to get channel info for OCI element in SA Query Request frame");
+ return;
+ }
+
+ if (ocv_insert_extended_oci(&ci, req + req_len) < 0)
+ return;
+
+ req_len += OCV_OCI_EXTENDED_LEN;
+ }
+#endif /* CONFIG_OCV */
+
if (wpa_drv_send_action(wpa_s, wpa_s->assoc_freq, 0, wpa_s->bssid,
wpa_s->own_addr, wpa_s->bssid,
- req, sizeof(req), 0) < 0)
+ req, req_len, 0) < 0)
wpa_msg(wpa_s, MSG_INFO, "SME: Failed to send SA Query "
"Request");
}
nbuf = os_realloc_array(wpa_s->sme.sa_query_trans_id,
wpa_s->sme.sa_query_count + 1,
WLAN_SA_QUERY_TR_ID_LEN);
- if (nbuf == NULL)
+ if (nbuf == NULL) {
+ sme_stop_sa_query(wpa_s);
return;
+ }
if (wpa_s->sme.sa_query_count == 0) {
/* Starting a new SA Query procedure */
os_get_reltime(&wpa_s->sme.sa_query_start);
if (os_get_random(trans_id, WLAN_SA_QUERY_TR_ID_LEN) < 0) {
wpa_printf(MSG_DEBUG, "Could not generate SA Query ID");
+ sme_stop_sa_query(wpa_s);
return;
}
static void sme_stop_sa_query(struct wpa_supplicant *wpa_s)
{
+ if (wpa_s->sme.sa_query_trans_id)
+ wpa_dbg(wpa_s, MSG_DEBUG, "SME: Stop SA Query");
eloop_cancel_timeout(sme_sa_query_timer, wpa_s, NULL);
os_free(wpa_s->sme.sa_query_trans_id);
wpa_s->sme.sa_query_trans_id = NULL;
}
-void sme_sa_query_rx(struct wpa_supplicant *wpa_s, const u8 *sa,
- const u8 *data, size_t len)
+void sme_event_ch_switch(struct wpa_supplicant *wpa_s)
+{
+ unsigned int usec;
+ u32 _rand;
+
+ if (wpa_s->wpa_state != WPA_COMPLETED ||
+ !wpa_sm_ocv_enabled(wpa_s->wpa))
+ return;
+
+ wpa_dbg(wpa_s, MSG_DEBUG,
+ "SME: Channel switch completed - trigger new SA Query to verify new operating channel");
+ sme_stop_sa_query(wpa_s);
+
+ if (os_get_random((u8 *) &_rand, sizeof(_rand)) < 0)
+ _rand = os_random();
+ usec = _rand % (sa_query_ch_switch_max_delay + 1);
+ eloop_register_timeout(0, usec, sme_sa_query_timer, wpa_s, NULL);
+}
+
+
+static void sme_process_sa_query_request(struct wpa_supplicant *wpa_s,
+ const u8 *sa, const u8 *data,
+ size_t len)
+{
+ u8 resp[2 + WLAN_SA_QUERY_TR_ID_LEN + OCV_OCI_EXTENDED_LEN];
+ u8 resp_len = 2 + WLAN_SA_QUERY_TR_ID_LEN;
+
+ wpa_dbg(wpa_s, MSG_DEBUG, "SME: Sending SA Query Response to "
+ MACSTR, MAC2STR(wpa_s->bssid));
+
+ resp[0] = WLAN_ACTION_SA_QUERY;
+ resp[1] = WLAN_SA_QUERY_RESPONSE;
+ os_memcpy(resp + 2, data + 1, WLAN_SA_QUERY_TR_ID_LEN);
+
+#ifdef CONFIG_OCV
+ if (wpa_sm_ocv_enabled(wpa_s->wpa)) {
+ struct wpa_channel_info ci;
+
+ if (wpa_drv_channel_info(wpa_s, &ci) != 0) {
+ wpa_printf(MSG_WARNING,
+ "Failed to get channel info for OCI element in SA Query Response frame");
+ return;
+ }
+
+ if (ocv_insert_extended_oci(&ci, resp + resp_len) < 0)
+ return;
+
+ resp_len += OCV_OCI_EXTENDED_LEN;
+ }
+#endif /* CONFIG_OCV */
+
+ if (wpa_drv_send_action(wpa_s, wpa_s->assoc_freq, 0, wpa_s->bssid,
+ wpa_s->own_addr, wpa_s->bssid,
+ resp, resp_len, 0) < 0)
+ wpa_msg(wpa_s, MSG_INFO,
+ "SME: Failed to send SA Query Response");
+}
+
+
+static void sme_process_sa_query_response(struct wpa_supplicant *wpa_s,
+ const u8 *sa, const u8 *data,
+ size_t len)
{
int i;
- if (wpa_s->sme.sa_query_trans_id == NULL ||
- len < 1 + WLAN_SA_QUERY_TR_ID_LEN ||
- data[0] != WLAN_SA_QUERY_RESPONSE)
+ if (!wpa_s->sme.sa_query_trans_id)
return;
+
wpa_dbg(wpa_s, MSG_DEBUG, "SME: Received SA Query response from "
MACSTR " (trans_id %02x%02x)", MAC2STR(sa), data[1], data[2]);
sme_stop_sa_query(wpa_s);
}
-#endif /* CONFIG_IEEE80211W */
+
+void sme_sa_query_rx(struct wpa_supplicant *wpa_s, const u8 *sa,
+ const u8 *data, size_t len)
+{
+ if (len < 1 + WLAN_SA_QUERY_TR_ID_LEN)
+ return;
+
+ wpa_dbg(wpa_s, MSG_DEBUG, "SME: Received SA Query frame from "
+ MACSTR " (trans_id %02x%02x)", MAC2STR(sa), data[1], data[2]);
+
+#ifdef CONFIG_OCV
+ if (wpa_sm_ocv_enabled(wpa_s->wpa)) {
+ struct ieee802_11_elems elems;
+ struct wpa_channel_info ci;
+
+ if (ieee802_11_parse_elems(data + 1 + WLAN_SA_QUERY_TR_ID_LEN,
+ len - 1 - WLAN_SA_QUERY_TR_ID_LEN,
+ &elems, 1) == ParseFailed) {
+ wpa_printf(MSG_DEBUG,
+ "SA Query: Failed to parse elements");
+ return;
+ }
+
+ if (wpa_drv_channel_info(wpa_s, &ci) != 0) {
+ wpa_printf(MSG_WARNING,
+ "Failed to get channel info to validate received OCI in SA Query Action frame");
+ return;
+ }
+
+ if (ocv_verify_tx_params(elems.oci, elems.oci_len, &ci,
+ channel_width_to_int(ci.chanwidth),
+ ci.seg1_idx) != 0) {
+ wpa_printf(MSG_WARNING, "%s", ocv_errorstr);
+ return;
+ }
+ }
+#endif /* CONFIG_OCV */
+
+ if (data[0] == WLAN_SA_QUERY_REQUEST)
+ sme_process_sa_query_request(wpa_s, sa, data, len);
+ else if (data[0] == WLAN_SA_QUERY_RESPONSE)
+ sme_process_sa_query_response(wpa_s, sa, data, len);
+}
projects / thirdparty / hostap.git / blobdiff