#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 struct wpabuf * sme_auth_build_sae_commit(struct wpa_supplicant *wpa_s,
struct wpa_ssid *ssid,
const u8 *bssid, int external,
- int reuse)
+ 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) {
buf = wpabuf_alloc(4 + wpabuf_len(wpa_s->sae_commit_override));
if (!buf)
return NULL;
- wpabuf_put_le16(buf, 1); /* Transaction seq# */
- wpabuf_put_le16(buf, WLAN_STATUS_SUCCESS);
+ 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;
}
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) {
return NULL;
}
- if (sae_prepare_commit(wpa_s->own_addr, bssid,
+ 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) {
os_memcpy(wpa_s->sme.sae.tmp->bssid, bssid, ETH_ALEN);
reuse_data:
- len = wpa_s->sme.sae_token ? wpabuf_len(wpa_s->sme.sae_token) : 0;
+ 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);
return NULL;
if (!external) {
wpabuf_put_le16(buf, 1); /* Transaction seq# */
- wpabuf_put_le16(buf, WLAN_STATUS_SUCCESS);
+ 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;
}
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)) {
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))
- md = NULL;
if (md) {
wpa_dbg(wpa_s, MSG_DEBUG, "SME: FT mobility domain %02x%02x",
md[0], md[1]);
}
#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) {
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;
#ifdef CONFIG_MBO
mbo_ie = wpa_bss_get_vendor_ie(bss, MBO_IE_VENDOR_TYPE);
- if (mbo_ie) {
+ if (!wpa_s->disable_mbo_oce && mbo_ie) {
int len;
len = wpas_mbo_ie(wpa_s, wpa_s->sme.assoc_req_ie +
#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,
- NULL, WPA_KEY_MGMT_SAE) == 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);
if (start)
resp = sme_auth_build_sae_commit(wpa_s, ssid,
bss->bssid, 0,
- start == 2);
+ start == 2, NULL);
else
resp = sme_auth_build_sae_confirm(wpa_s, 0);
if (resp == NULL) {
}
#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);
/* 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);
}
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 auth_transaction, u16 seq_num,
+ u16 status_code)
{
struct ieee80211_mgmt *resp;
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(WLAN_STATUS_SUCCESS);
+ resp->u.auth.status_code = host_to_le16(status_code);
if (params)
wpabuf_put_buf(buf, params);
}
-static void sme_external_auth_send_sae_commit(struct wpa_supplicant *wpa_s,
- const u8 *bssid,
- struct wpa_ssid *ssid)
+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);
- if (!resp)
- return;
+ 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;
+ 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);
+ 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;
}
os_memset(¶ms, 0, sizeof(params));
params.status = status;
- os_memcpy(params.ssid, wpa_s->sme.ext_auth.ssid,
- wpa_s->sme.ext_auth.ssid_len);
- params.ssid_len = wpa_s->sme.ext_auth.ssid_len;
- os_memcpy(params.bssid, wpa_s->sme.ext_auth.bssid, ETH_ALEN);
+ 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 void sme_handle_external_auth_start(struct wpa_supplicant *wpa_s,
- union wpa_event_data *data)
+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;
- u8 *ssid_str = data->external_auth.ssid;
+ 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))
+ (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);
- else
- sme_send_external_auth_status(wpa_s,
- WLAN_STATUS_UNSPECIFIED_FAILURE);
+ if (!ssid ||
+ sme_external_auth_send_sae_commit(wpa_s, data->external_auth.bssid,
+ ssid) < 0)
+ return -1;
+
+ return 0;
}
}
wpa_s->sme.seq_num++;
sme_external_auth_build_buf(buf, resp, wpa_s->own_addr,
- da, 2, wpa_s->sme.seq_num);
+ 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);
return;
if (data->external_auth.action == EXT_AUTH_START) {
- os_memcpy(&wpa_s->sme.ext_auth, data,
- sizeof(struct external_auth));
+ 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;
- sme_handle_external_auth_start(wpa_s, data);
+ 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,
}
+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,
int external, const u8 *sa)
(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));
+ 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, wpa_s->sme.ext_auth_bssid,
wpa_s->current_ssid);
return 0;
}
wpa_s->sme.sae.state == SAE_COMMITTED &&
(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_s->current_ssid, 1);
else
sme_external_auth_send_sae_commit(
- wpa_s, wpa_s->sme.ext_auth.bssid,
+ wpa_s, wpa_s->sme.ext_auth_bssid,
wpa_s->current_ssid);
return 0;
}
return -1;
}
- if (status_code != WLAN_STATUS_SUCCESS)
+ if (status_code != WLAN_STATUS_SUCCESS &&
+ status_code != WLAN_STATUS_SAE_HASH_TO_ELEMENT)
return -1;
if (auth_transaction == 1) {
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");
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;
}
+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)
{
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->sme.ext_auth_bssid) < 0)
+ return;
}
}
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 */
}
#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;
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->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 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;
else if (data[0] == WLAN_SA_QUERY_RESPONSE)
sme_process_sa_query_response(wpa_s, sa, data, len);
}
-
-#endif /* CONFIG_IEEE80211W */