case WPA_KEY_MGMT_FT_PSK:
return "FT-PSK";
#endif /* CONFIG_IEEE80211R */
+#ifdef CONFIG_IEEE80211W
+ case WPA_KEY_MGMT_IEEE8021X_SHA256:
+ return "WPA2-EAP-SHA256";
+ case WPA_KEY_MGMT_PSK_SHA256:
+ return "WPA2-PSK-SHA256";
+#endif /* CONFIG_IEEE80211W */
default:
return "UNKNOWN";
}
* @sm: Pointer to WPA state machine data from wpa_sm_init()
* @error: Indicate whether this is an Michael MIC error report
* @pairwise: 1 = error report for pairwise packet, 0 = for group packet
- * Returns: Pointer to the current network structure or %NULL on failure
*
* Send an EAPOL-Key Request to the current authenticator. This function is
* used to request rekeying and it is usually called when a local Michael MIC
int key_info, ver;
u8 bssid[ETH_ALEN], *rbuf;
- if (sm->key_mgmt == WPA_KEY_MGMT_FT_IEEE8021X ||
- sm->key_mgmt == WPA_KEY_MGMT_FT_PSK)
+ if (wpa_key_mgmt_ft(sm->key_mgmt) || wpa_key_mgmt_sha256(sm->key_mgmt))
ver = WPA_KEY_INFO_TYPE_AES_128_CMAC;
else if (sm->pairwise_cipher == WPA_CIPHER_CCMP)
ver = WPA_KEY_INFO_TYPE_HMAC_SHA1_AES;
#ifdef CONFIG_IEEE80211R
sm->xxkey_len = 0;
#endif /* CONFIG_IEEE80211R */
- } else if ((sm->key_mgmt == WPA_KEY_MGMT_IEEE8021X ||
- sm->key_mgmt == WPA_KEY_MGMT_FT_IEEE8021X) && sm->eapol) {
+ } else if (wpa_key_mgmt_wpa_ieee8021x(sm->key_mgmt) && sm->eapol) {
int res, pmk_len;
pmk_len = PMK_LEN;
res = eapol_sm_get_key(sm->eapol, sm->pmk, PMK_LEN);
wpa_hexdump_key(MSG_DEBUG, "WPA: PMK from EAPOL state "
"machines", sm->pmk, pmk_len);
sm->pmk_len = pmk_len;
- pmksa_cache_add(sm->pmksa, sm->pmk, pmk_len, src_addr,
- sm->own_addr, sm->network_ctx);
+ if (sm->proto == WPA_PROTO_RSN) {
+ pmksa_cache_add(sm->pmksa, sm->pmk, pmk_len,
+ src_addr, sm->own_addr,
+ sm->network_ctx, sm->key_mgmt);
+ }
if (!sm->cur_pmksa && pmkid &&
pmksa_cache_get(sm->pmksa, src_addr, pmkid)) {
wpa_printf(MSG_DEBUG, "RSN: the new PMK "
abort_cached = 0;
}
} else {
- wpa_msg(sm->ctx->ctx, MSG_WARNING,
+ wpa_msg(sm->ctx->msg_ctx, MSG_WARNING,
"WPA: Failed to get master session key from "
"EAPOL state machines");
- wpa_msg(sm->ctx->ctx, MSG_WARNING,
+ wpa_msg(sm->ctx->msg_ctx, MSG_WARNING,
"WPA: Key handshake aborted");
if (sm->cur_pmksa) {
wpa_printf(MSG_DEBUG, "RSN: Cancelled PMKSA "
"caching attempt");
sm->cur_pmksa = NULL;
abort_cached = 1;
- } else {
+ } else if (!abort_cached) {
return -1;
}
}
}
- if (abort_cached && (sm->key_mgmt == WPA_KEY_MGMT_IEEE8021X ||
- sm->key_mgmt == WPA_KEY_MGMT_FT_IEEE8021X)) {
+ if (abort_cached && wpa_key_mgmt_wpa_ieee8021x(sm->key_mgmt)) {
/* Send EAPOL-Start to trigger full EAP authentication. */
u8 *buf;
size_t buflen;
const struct wpa_eapol_key *key,
struct wpa_ptk *ptk)
{
+ size_t ptk_len = sm->pairwise_cipher == WPA_CIPHER_CCMP ? 48 : 64;
#ifdef CONFIG_IEEE80211R
- if (sm->key_mgmt == WPA_KEY_MGMT_FT_IEEE8021X ||
- sm->key_mgmt == WPA_KEY_MGMT_FT_PSK)
- return wpa_derive_ptk_ft(sm, src_addr, key, ptk);
+ if (wpa_key_mgmt_ft(sm->key_mgmt))
+ return wpa_derive_ptk_ft(sm, src_addr, key, ptk, ptk_len);
#endif /* CONFIG_IEEE80211R */
wpa_pmk_to_ptk(sm->pmk, sm->pmk_len, "Pairwise key expansion",
sm->own_addr, sm->bssid, sm->snonce, key->key_nonce,
- (u8 *) ptk, sizeof(*ptk));
+ (u8 *) ptk, ptk_len,
+ wpa_key_mgmt_sha256(sm->key_mgmt));
return 0;
}
#endif /* CONFIG_NO_WPA2 */
if (wpa_supplicant_get_pmk(sm, src_addr, ie.pmkid))
- return;
+ goto failed;
if (sm->renew_snonce) {
if (os_get_random(sm->snonce, WPA_NONCE_LEN)) {
- wpa_msg(sm->ctx->ctx, MSG_WARNING,
+ wpa_msg(sm->ctx->msg_ctx, MSG_WARNING,
"WPA: Failed to get random data for SNonce");
- return;
+ goto failed;
}
sm->renew_snonce = 0;
wpa_hexdump(MSG_DEBUG, "WPA: Renewed SNonce",
if (wpa_supplicant_send_2_of_4(sm, sm->bssid, key, ver, sm->snonce,
sm->assoc_wpa_ie, sm->assoc_wpa_ie_len,
ptk))
- return;
+ goto failed;
os_memcpy(sm->anonce, key->key_nonce, WPA_NONCE_LEN);
+ return;
+
+failed:
+ wpa_sm_deauthenticate(sm, WLAN_REASON_UNSPECIFIED);
}
static void wpa_supplicant_key_neg_complete(struct wpa_sm *sm,
const u8 *addr, int secure)
{
- wpa_msg(sm->ctx->ctx, MSG_INFO, "WPA: Key negotiation completed with "
+ wpa_msg(sm->ctx->msg_ctx, MSG_INFO,
+ "WPA: Key negotiation completed with "
MACSTR " [PTK=%s GTK=%s]", MAC2STR(addr),
wpa_cipher_txt(sm->pairwise_cipher),
wpa_cipher_txt(sm->group_cipher));
sm, addr, MLME_SETPROTECTION_PROTECT_TYPE_RX_TX,
MLME_SETPROTECTION_KEY_TYPE_PAIRWISE);
eapol_sm_notify_portValid(sm->eapol, TRUE);
- if (sm->key_mgmt == WPA_KEY_MGMT_PSK ||
- sm->key_mgmt == WPA_KEY_MGMT_FT_PSK)
+ if (wpa_key_mgmt_wpa_psk(sm->key_mgmt))
eapol_sm_notify_eap_success(sm->eapol, TRUE);
/*
* Start preauthentication after a short wait to avoid a
}
#ifdef CONFIG_IEEE80211R
- if (sm->key_mgmt == WPA_KEY_MGMT_FT_IEEE8021X ||
- sm->key_mgmt == WPA_KEY_MGMT_FT_PSK) {
+ if (wpa_key_mgmt_ft(sm->key_mgmt)) {
/* Prepare for the next transition */
wpa_ft_prepare_auth_request(sm);
}
}
+static void wpa_sm_rekey_ptk(void *eloop_ctx, void *timeout_ctx)
+{
+ struct wpa_sm *sm = eloop_ctx;
+ wpa_printf(MSG_DEBUG, "WPA: Request PTK rekeying");
+ wpa_sm_key_request(sm, 0, 1);
+}
+
+
static int wpa_supplicant_install_ptk(struct wpa_sm *sm,
const struct wpa_eapol_key *key)
{
if (wpa_sm_set_key(sm, alg, sm->bssid, 0, 1, key_rsc, rsclen,
(u8 *) sm->ptk.tk1, keylen) < 0) {
wpa_printf(MSG_WARNING, "WPA: Failed to set PTK to the "
- "driver.");
+ "driver (alg=%d keylen=%d bssid=" MACSTR ")",
+ alg, keylen, MAC2STR(sm->bssid));
return -1;
}
+
+ if (sm->wpa_ptk_rekey) {
+ eloop_cancel_timeout(wpa_sm_rekey_ptk, sm, NULL);
+ eloop_register_timeout(sm->wpa_ptk_rekey, 0, wpa_sm_rekey_ptk,
+ sm, NULL);
+ }
+
return 0;
}
gd->keyidx, gd->tx, key_rsc, gd->key_rsc_len,
_gtk, gd->gtk_len) < 0) {
wpa_printf(MSG_WARNING, "WPA: Failed to set GTK to "
- "the driver.");
+ "the driver (alg=%d keylen=%d keyidx=%d)",
+ gd->alg, gd->gtk_len, gd->keyidx);
return -1;
}
const u8 *wpa_ie, size_t wpa_ie_len,
const u8 *rsn_ie, size_t rsn_ie_len)
{
- wpa_msg(sm->ctx->ctx, MSG_WARNING, "WPA: %s (src=" MACSTR ")",
+ wpa_msg(sm->ctx->msg_ctx, MSG_WARNING, "WPA: %s (src=" MACSTR ")",
reason, MAC2STR(src_addr));
if (sm->ap_wpa_ie) {
}
#ifdef CONFIG_IEEE80211R
- if (sm->key_mgmt == WPA_KEY_MGMT_FT_IEEE8021X ||
- sm->key_mgmt == WPA_KEY_MGMT_FT_PSK) {
+ if (wpa_key_mgmt_ft(sm->key_mgmt)) {
struct rsn_mdie *mdie;
/* TODO: verify that full MDIE matches with the one from scan
* results, not only mobility domain */
wpa_supplicant_parse_ies(pos, len, &ie);
if (ie.gtk && !(key_info & WPA_KEY_INFO_ENCR_KEY_DATA)) {
wpa_printf(MSG_WARNING, "WPA: GTK IE in unencrypted key data");
- return;
+ goto failed;
}
#ifdef CONFIG_IEEE80211W
if (ie.igtk && !(key_info & WPA_KEY_INFO_ENCR_KEY_DATA)) {
wpa_printf(MSG_WARNING, "WPA: IGTK KDE in unencrypted key "
"data");
- return;
+ goto failed;
}
if (ie.igtk && ie.igtk_len != sizeof(struct wpa_igtk_kde)) {
wpa_printf(MSG_WARNING, "WPA: Invalid IGTK KDE length %lu",
(unsigned long) ie.igtk_len);
- return;
+ goto failed;
}
#endif /* CONFIG_IEEE80211W */
if (wpa_supplicant_validate_ie(sm, sm->bssid, &ie) < 0)
- return;
+ goto failed;
if (os_memcmp(sm->anonce, key->key_nonce, WPA_NONCE_LEN) != 0) {
wpa_printf(MSG_WARNING, "WPA: ANonce from message 1 of 4-Way "
"Handshake differs from 3 of 4-Way Handshake - drop"
" packet (src=" MACSTR ")", MAC2STR(sm->bssid));
- return;
+ goto failed;
}
keylen = WPA_GET_BE16(key->key_length);
wpa_printf(MSG_WARNING, "WPA: Invalid CCMP key length "
"%d (src=" MACSTR ")",
keylen, MAC2STR(sm->bssid));
- return;
+ goto failed;
}
break;
case WPA_CIPHER_TKIP:
wpa_printf(MSG_WARNING, "WPA: Invalid TKIP key length "
"%d (src=" MACSTR ")",
keylen, MAC2STR(sm->bssid));
- return;
+ goto failed;
}
break;
}
if (wpa_supplicant_send_4_of_4(sm, sm->bssid, key, ver, key_info,
- NULL, 0, &sm->ptk))
- return;
+ NULL, 0, &sm->ptk)) {
+ goto failed;
+ }
/* SNonce was successfully used in msg 3/4, so mark it to be renewed
* for the next 4-Way Handshake. If msg 3 is received again, the old
sm->renew_snonce = 1;
if (key_info & WPA_KEY_INFO_INSTALL) {
- wpa_supplicant_install_ptk(sm, key);
+ if (wpa_supplicant_install_ptk(sm, key))
+ goto failed;
}
if (key_info & WPA_KEY_INFO_SECURE) {
wpa_supplicant_pairwise_gtk(sm, key,
ie.gtk, ie.gtk_len, key_info) < 0) {
wpa_printf(MSG_INFO, "RSN: Failed to configure GTK");
+ goto failed;
}
- if (ieee80211w_set_keys(sm, &ie) < 0)
+ if (ieee80211w_set_keys(sm, &ie) < 0) {
wpa_printf(MSG_INFO, "RSN: Failed to configure IGTK");
+ goto failed;
+ }
+
+ return;
+
+failed:
+ wpa_sm_deauthenticate(sm, WLAN_REASON_UNSPECIFIED);
}
wpa_sm_set_state(sm, WPA_GROUP_HANDSHAKE);
if (ret)
- return;
+ goto failed;
if (wpa_supplicant_install_gtk(sm, &gd, key->key_rsc) ||
wpa_supplicant_send_2_of_2(sm, key, ver, key_info))
- return;
+ goto failed;
if (rekey) {
- wpa_msg(sm->ctx->ctx, MSG_INFO, "WPA: Group rekeying "
+ wpa_msg(sm->ctx->msg_ctx, MSG_INFO, "WPA: Group rekeying "
"completed with " MACSTR " [GTK=%s]",
MAC2STR(sm->bssid), wpa_cipher_txt(sm->group_cipher));
wpa_sm_cancel_auth_timeout(sm);
key_info &
WPA_KEY_INFO_SECURE);
}
+ return;
+
+failed:
+ wpa_sm_deauthenticate(sm, WLAN_REASON_UNSPECIFIED);
}
key_info = WPA_GET_BE16(key->key_info);
ver = key_info & WPA_KEY_INFO_TYPE_MASK;
if (ver != WPA_KEY_INFO_TYPE_HMAC_MD5_RC4 &&
-#ifdef CONFIG_IEEE80211R
+#if defined(CONFIG_IEEE80211R) || defined(CONFIG_IEEE80211W)
ver != WPA_KEY_INFO_TYPE_AES_128_CMAC &&
-#endif /* CONFIG_IEEE80211R */
+#endif /* CONFIG_IEEE80211R || CONFIG_IEEE80211W */
ver != WPA_KEY_INFO_TYPE_HMAC_SHA1_AES) {
wpa_printf(MSG_INFO, "WPA: Unsupported EAPOL-Key descriptor "
"version %d.", ver);
}
#ifdef CONFIG_IEEE80211R
- if (sm->key_mgmt == WPA_KEY_MGMT_FT_IEEE8021X ||
- sm->key_mgmt == WPA_KEY_MGMT_FT_PSK) {
+ if (wpa_key_mgmt_ft(sm->key_mgmt)) {
/* IEEE 802.11r uses a new key_info type (AES-128-CMAC). */
if (ver != WPA_KEY_INFO_TYPE_AES_128_CMAC) {
wpa_printf(MSG_INFO, "FT: AP did not use "
}
} else
#endif /* CONFIG_IEEE80211R */
+#ifdef CONFIG_IEEE80211W
+ if (wpa_key_mgmt_sha256(sm->key_mgmt)) {
+ if (ver != WPA_KEY_INFO_TYPE_AES_128_CMAC) {
+ wpa_printf(MSG_INFO, "WPA: AP did not use the "
+ "negotiated AES-128-CMAC.");
+ goto out;
+ }
+ } else
+#endif /* CONFIG_IEEE80211W */
if (sm->pairwise_cipher == WPA_CIPHER_CCMP &&
ver != WPA_KEY_INFO_TYPE_HMAC_SHA1_AES) {
wpa_printf(MSG_INFO, "WPA: CCMP is used, but EAPOL-Key "
extra_len = data_len - sizeof(*hdr) - sizeof(*key);
if (WPA_GET_BE16(key->key_data_length) > extra_len) {
- wpa_msg(sm->ctx->ctx, MSG_INFO, "WPA: Invalid EAPOL-Key "
+ wpa_msg(sm->ctx->msg_ctx, MSG_INFO, "WPA: Invalid EAPOL-Key "
"frame - key_data overflow (%d > %lu)",
WPA_GET_BE16(key->key_data_length),
(unsigned long) extra_len);
case WPA_KEY_MGMT_FT_PSK:
return RSN_AUTH_KEY_MGMT_FT_PSK;
#endif /* CONFIG_IEEE80211R */
+#ifdef CONFIG_IEEE80211W
+ case WPA_KEY_MGMT_IEEE8021X_SHA256:
+ return RSN_AUTH_KEY_MGMT_802_1X_SHA256;
+ case WPA_KEY_MGMT_PSK_SHA256:
+ return RSN_AUTH_KEY_MGMT_PSK_SHA256;
+#endif /* CONFIG_IEEE80211W */
case WPA_KEY_MGMT_WPA_NONE:
return WPA_AUTH_KEY_MGMT_NONE;
default:
} else
pmkid_txt[0] = '\0';
- if ((sm->key_mgmt == WPA_KEY_MGMT_PSK ||
- sm->key_mgmt == WPA_KEY_MGMT_IEEE8021X ||
- sm->key_mgmt == WPA_KEY_MGMT_FT_PSK ||
- sm->key_mgmt == WPA_KEY_MGMT_FT_IEEE8021X) &&
+ if ((wpa_key_mgmt_wpa_psk(sm->key_mgmt) ||
+ wpa_key_mgmt_wpa_ieee8021x(sm->key_mgmt)) &&
sm->proto == WPA_PROTO_RSN)
rsna = 1;
else
return;
pmksa_cache_deinit(sm->pmksa);
eloop_cancel_timeout(wpa_sm_start_preauth, sm, NULL);
+ eloop_cancel_timeout(wpa_sm_rekey_ptk, sm, NULL);
os_free(sm->assoc_wpa_ie);
os_free(sm->ap_wpa_ie);
os_free(sm->ap_rsn_ie);
sm->ssid_len = config->ssid_len;
} else
sm->ssid_len = 0;
+ sm->wpa_ptk_rekey = config->wpa_ptk_rekey;
} else {
sm->network_ctx = NULL;
sm->peerkey_enabled = 0;
sm->eap_workaround = 0;
sm->eap_conf_ctx = NULL;
sm->ssid_len = 0;
+ sm->wpa_ptk_rekey = 0;
}
- pmksa_cache_notify_reconfig(sm->pmksa);
+ if (config == NULL || config->network_ctx != sm->network_ctx)
+ pmksa_cache_notify_reconfig(sm->pmksa);
}
return -2;
return 0;
}
+
+
+int wpa_sm_pmksa_cache_list(struct wpa_sm *sm, char *buf, size_t len)
+{
+#ifndef CONFIG_NO_WPA2
+ return pmksa_cache_list(sm->pmksa, buf, len);
+#else /* CONFIG_NO_WPA2 */
+ return -1;
+#endif /* CONFIG_NO_WPA2 */
+}
projects / wpasupplicant / blobdiff