Revert "[wpa_supplicant] cumilative patch from commit 3a5d1a7e6"

Revert submission 26533062-Supplicant_merge_June24

Reason for revert: https://b.corp.google.com/issues/349780869

Reverted changes: /q/submissionid:26533062-Supplicant_merge_June24

Change-Id: I4a7a5b8ccb6b4822353bacc29649587cd5a3cb80
diff --git a/src/rsn_supp/wpa.c b/src/rsn_supp/wpa.c
index 3eaa015..9f49cf9 100644
--- a/src/rsn_supp/wpa.c
+++ b/src/rsn_supp/wpa.c
@@ -233,12 +233,6 @@
 		return;
 	}
 
-	if (!sm->ptk_set) {
-		wpa_printf(MSG_INFO,
-			   "WPA: No PTK derived yet - cannot send EAPOL-Key Request");
-		return;
-	}
-
 	if (wpa_use_akm_defined(sm->key_mgmt))
 		ver = WPA_KEY_INFO_TYPE_AKM_DEFINED;
 	else if (wpa_key_mgmt_ft(sm->key_mgmt) ||
@@ -260,11 +254,10 @@
 		       sm->proto == WPA_PROTO_OSEN) ?
 		EAPOL_KEY_TYPE_RSN : EAPOL_KEY_TYPE_WPA;
 	key_info = WPA_KEY_INFO_REQUEST | ver;
-	key_info |= WPA_KEY_INFO_SECURE;
-	if (mic_len)
+	if (sm->ptk_set)
+		key_info |= WPA_KEY_INFO_SECURE;
+	if (sm->ptk_set && mic_len)
 		key_info |= WPA_KEY_INFO_MIC;
-	else
-		key_info |= WPA_KEY_INFO_ENCR_KEY_DATA;
 	if (error)
 		key_info |= WPA_KEY_INFO_ERROR;
 	if (pairwise)
@@ -529,14 +522,11 @@
 			       const u8 *wpa_ie, size_t wpa_ie_len,
 			       struct wpa_ptk *ptk)
 {
-	size_t mic_len, hdrlen, rlen, extra_len = 0;
+	size_t mic_len, hdrlen, rlen;
 	struct wpa_eapol_key *reply;
 	u8 *rbuf, *key_mic;
 	u8 *rsn_ie_buf = NULL;
 	u16 key_info;
-#ifdef CONFIG_TESTING_OPTIONS
-	size_t pad_len = 0;
-#endif /* CONFIG_TESTING_OPTIONS */
 
 	if (wpa_ie == NULL) {
 		wpa_msg(sm->ctx->msg_ctx, MSG_WARNING, "WPA: No wpa_ie set - "
@@ -560,7 +550,7 @@
 			return -1;
 		os_memcpy(rsn_ie_buf, wpa_ie, wpa_ie_len);
 		res = wpa_insert_pmkid(rsn_ie_buf, &wpa_ie_len,
-				       sm->pmk_r1_name, !sm->ft_prepend_pmkid);
+				       sm->pmk_r1_name);
 		if (res < 0) {
 			os_free(rsn_ie_buf);
 			return -1;
@@ -584,21 +574,10 @@
 
 	wpa_hexdump(MSG_DEBUG, "WPA: WPA IE for msg 2/4", wpa_ie, wpa_ie_len);
 
-#ifdef CONFIG_TESTING_OPTIONS
-	if (sm->test_eapol_m2_elems)
-		extra_len = wpabuf_len(sm->test_eapol_m2_elems);
-	if (sm->encrypt_eapol_m2) {
-		pad_len = (wpa_ie_len + extra_len) % 8;
-		if (pad_len)
-			pad_len = 8 - pad_len;
-		extra_len += pad_len + 8;
-	}
-#endif /* CONFIG_TESTING_OPTIONS */
-
 	mic_len = wpa_mic_len(sm->key_mgmt, sm->pmk_len);
 	hdrlen = sizeof(*reply) + mic_len + 2;
 	rbuf = wpa_sm_alloc_eapol(sm, IEEE802_1X_TYPE_EAPOL_KEY,
-				  NULL, hdrlen + wpa_ie_len + extra_len,
+				  NULL, hdrlen + wpa_ie_len,
 				  &rlen, (void *) &reply);
 	if (rbuf == NULL) {
 		os_free(rsn_ie_buf);
@@ -615,10 +594,6 @@
 		key_info |= WPA_KEY_INFO_MIC;
 	else
 		key_info |= WPA_KEY_INFO_ENCR_KEY_DATA;
-#ifdef CONFIG_TESTING_OPTIONS
-	if (sm->encrypt_eapol_m2)
-		key_info |= WPA_KEY_INFO_ENCR_KEY_DATA;
-#endif /* CONFIG_TESTING_OPTIONS */
 	WPA_PUT_BE16(reply->key_info, key_info);
 	if (sm->proto == WPA_PROTO_RSN || sm->proto == WPA_PROTO_OSEN)
 		WPA_PUT_BE16(reply->key_length, 0);
@@ -630,48 +605,9 @@
 		    WPA_REPLAY_COUNTER_LEN);
 
 	key_mic = (u8 *) (reply + 1);
-	/* Key Data Length */
-	WPA_PUT_BE16(key_mic + mic_len, wpa_ie_len + extra_len);
+	WPA_PUT_BE16(key_mic + mic_len, wpa_ie_len); /* Key Data Length */
 	os_memcpy(key_mic + mic_len + 2, wpa_ie, wpa_ie_len); /* Key Data */
 	os_free(rsn_ie_buf);
-#ifdef CONFIG_TESTING_OPTIONS
-	if (sm->test_eapol_m2_elems) {
-		os_memcpy(key_mic + mic_len + 2 + wpa_ie_len,
-			  wpabuf_head(sm->test_eapol_m2_elems),
-			  wpabuf_len(sm->test_eapol_m2_elems));
-	}
-
-	if (sm->encrypt_eapol_m2) {
-		u8 *plain;
-		size_t plain_len;
-
-		if (sm->test_eapol_m2_elems)
-			extra_len = wpabuf_len(sm->test_eapol_m2_elems);
-		else
-			extra_len = 0;
-		plain_len = wpa_ie_len + extra_len + pad_len;
-		plain = os_memdup(key_mic + mic_len + 2, plain_len);
-		if (!plain) {
-			os_free(rbuf);
-			return -1;
-		}
-		if (pad_len)
-			plain[plain_len - pad_len] = 0xdd;
-
-		wpa_hexdump_key(MSG_DEBUG, "RSN: AES-WRAP using KEK",
-				ptk->kek, ptk->kek_len);
-		if (aes_wrap(ptk->kek, ptk->kek_len, plain_len / 8, plain,
-			     key_mic + mic_len + 2)) {
-			os_free(plain);
-			os_free(rbuf);
-			return -1;
-		}
-		wpa_hexdump(MSG_DEBUG,
-			    "RSN: Encrypted Key Data from AES-WRAP",
-			    key_mic + mic_len + 2, plain_len + 8);
-		os_free(plain);
-	}
-#endif /* CONFIG_TESTING_OPTIONS */
 
 	os_memcpy(reply->key_nonce, nonce, WPA_NONCE_LEN);
 
@@ -833,7 +769,7 @@
 static bool is_valid_ap_mld_mac_kde(struct wpa_sm *sm, const u8 *mac_kde)
 {
 	return mac_kde &&
-		ether_addr_equal(mac_kde, sm->mlo.ap_mld_addr);
+		os_memcmp(mac_kde, sm->mlo.ap_mld_addr, ETH_ALEN) == 0;
 }
 
 
@@ -2219,10 +2155,7 @@
 	struct wpa_eapol_key *reply;
 	u8 *rbuf, *key_mic;
 	u8 *kde = NULL;
-	size_t kde_len = 0, extra_len = 0;
-#ifdef CONFIG_TESTING_OPTIONS
-	size_t pad_len = 0;
-#endif /* CONFIG_TESTING_OPTIONS */
+	size_t kde_len = 0;
 
 	if (sm->mlo.valid_links) {
 		u8 *pos;
@@ -2239,22 +2172,10 @@
 		kde_len = pos - kde;
 	}
 
-#ifdef CONFIG_TESTING_OPTIONS
-	if (sm->test_eapol_m4_elems)
-		extra_len = wpabuf_len(sm->test_eapol_m4_elems);
-	if (sm->encrypt_eapol_m4) {
-		pad_len = (kde_len + extra_len) % 8;
-		if (pad_len)
-			pad_len = 8 - pad_len;
-		extra_len += pad_len + 8;
-	}
-#endif /* CONFIG_TESTING_OPTIONS */
-
 	mic_len = wpa_mic_len(sm->key_mgmt, sm->pmk_len);
 	hdrlen = sizeof(*reply) + mic_len + 2;
 	rbuf = wpa_sm_alloc_eapol(sm, IEEE802_1X_TYPE_EAPOL_KEY, NULL,
-				  hdrlen + kde_len + extra_len, &rlen,
-				  (void *) &reply);
+				  hdrlen + kde_len, &rlen, (void *) &reply);
 	if (!rbuf) {
 		os_free(kde);
 		return -1;
@@ -2269,10 +2190,6 @@
 		key_info |= WPA_KEY_INFO_MIC;
 	else
 		key_info |= WPA_KEY_INFO_ENCR_KEY_DATA;
-#ifdef CONFIG_TESTING_OPTIONS
-	if (sm->encrypt_eapol_m4)
-		key_info |= WPA_KEY_INFO_ENCR_KEY_DATA;
-#endif /* CONFIG_TESTING_OPTIONS */
 	WPA_PUT_BE16(reply->key_info, key_info);
 	if (sm->proto == WPA_PROTO_RSN || sm->proto == WPA_PROTO_OSEN)
 		WPA_PUT_BE16(reply->key_length, 0);
@@ -2282,52 +2199,12 @@
 		  WPA_REPLAY_COUNTER_LEN);
 
 	key_mic = (u8 *) (reply + 1);
-	/* Key Data length */
-	WPA_PUT_BE16(key_mic + mic_len, kde_len + extra_len);
+	WPA_PUT_BE16(key_mic + mic_len, kde_len); /* Key Data length */
 	if (kde) {
 		os_memcpy(key_mic + mic_len + 2, kde, kde_len); /* Key Data */
 		os_free(kde);
 	}
 
-#ifdef CONFIG_TESTING_OPTIONS
-	if (sm->test_eapol_m4_elems) {
-		os_memcpy(key_mic + mic_len + 2 + kde_len,
-			  wpabuf_head(sm->test_eapol_m4_elems),
-			  wpabuf_len(sm->test_eapol_m4_elems));
-	}
-
-	if (sm->encrypt_eapol_m4) {
-		u8 *plain;
-		size_t plain_len;
-
-		if (sm->test_eapol_m4_elems)
-			extra_len = wpabuf_len(sm->test_eapol_m4_elems);
-		else
-			extra_len = 0;
-		plain_len = kde_len + extra_len + pad_len;
-		plain = os_memdup(key_mic + mic_len + 2, plain_len);
-		if (!plain) {
-			os_free(rbuf);
-			return -1;
-		}
-		if (pad_len)
-			plain[plain_len - pad_len] = 0xdd;
-
-		wpa_hexdump_key(MSG_DEBUG, "RSN: AES-WRAP using KEK",
-				ptk->kek, ptk->kek_len);
-		if (aes_wrap(ptk->kek, ptk->kek_len, plain_len / 8, plain,
-			     key_mic + mic_len + 2)) {
-			os_free(plain);
-			os_free(rbuf);
-			return -1;
-		}
-		wpa_hexdump(MSG_DEBUG,
-			    "RSN: Encrypted Key Data from AES-WRAP",
-			    key_mic + mic_len + 2, plain_len + 8);
-		os_free(plain);
-	}
-#endif /* CONFIG_TESTING_OPTIONS */
-
 	wpa_dbg(sm->ctx->msg_ctx, MSG_INFO, "WPA: Sending EAPOL-Key 4/4");
 	return wpa_eapol_key_send(sm, ptk, ver, dst, ETH_P_EAPOL, rbuf, rlen,
 				  key_mic);
@@ -2349,8 +2226,9 @@
 		return -1;
 	}
 
-	if (!ether_addr_equal(sm->mlo.links[link_id].bssid,
-			      &link_kde[RSN_MLO_LINK_KDE_LINK_MAC_INDEX])) {
+	if (os_memcmp(sm->mlo.links[link_id].bssid,
+		      &link_kde[RSN_MLO_LINK_KDE_LINK_MAC_INDEX],
+		      ETH_ALEN) != 0) {
 		wpa_msg(sm->ctx->msg_ctx, MSG_INFO,
 			"RSN: MLO Link %u MAC address (" MACSTR
 			") not matching association response (" MACSTR ")",
@@ -2441,7 +2319,7 @@
 	    (unsigned int) wpa_cipher_key_len(sm->mgmt_group_cipher)) {
 		wpa_msg(sm->ctx->msg_ctx, MSG_INFO,
 			"RSN MLO: Invalid IGTK KDE length %lu for link ID %u",
-			(unsigned long) ie->mlo_igtk_len[link_id], link_id);
+			(unsigned long) ie->mlo_igtk_len, link_id);
 		return -1;
 	}
 
@@ -2453,7 +2331,7 @@
 	    (unsigned int) wpa_cipher_key_len(sm->mgmt_group_cipher)) {
 		wpa_msg(sm->ctx->msg_ctx, MSG_WARNING,
 			"RSN MLO: Invalid BIGTK KDE length %lu for link ID %u",
-			(unsigned long) ie->mlo_bigtk_len[link_id], link_id);
+			(unsigned long) ie->mlo_bigtk_len, link_id);
 		return -1;
 	}
 
@@ -4163,8 +4041,6 @@
 #endif /* CONFIG_IEEE80211R */
 #ifdef CONFIG_TESTING_OPTIONS
 	wpabuf_free(sm->test_assoc_ie);
-	wpabuf_free(sm->test_eapol_m2_elems);
-	wpabuf_free(sm->test_eapol_m4_elems);
 #endif /* CONFIG_TESTING_OPTIONS */
 #ifdef CONFIG_FILS_SK_PFS
 	crypto_ecdh_deinit(sm->fils_ecdh);
@@ -4235,7 +4111,7 @@
 	os_memset(sm->rx_replay_counter, 0, WPA_REPLAY_COUNTER_LEN);
 	sm->rx_replay_counter_set = 0;
 	sm->renew_snonce = 1;
-	if (ether_addr_equal(sm->preauth_bssid, bssid))
+	if (os_memcmp(sm->preauth_bssid, bssid, ETH_ALEN) == 0)
 		rsn_preauth_deinit(sm);
 
 #ifdef CONFIG_IEEE80211R
@@ -4681,12 +4557,6 @@
 	case WPA_PARAM_DISABLE_EAPOL_G2_TX:
 		sm->disable_eapol_g2_tx = value;
 		break;
-	case WPA_PARAM_ENCRYPT_EAPOL_M2:
-		sm->encrypt_eapol_m2 = value;
-		break;
-	case WPA_PARAM_ENCRYPT_EAPOL_M4:
-		sm->encrypt_eapol_m4 = value;
-		break;
 #endif /* CONFIG_TESTING_OPTIONS */
 #ifdef CONFIG_DPP2
 	case WPA_PARAM_DPP_PFS:
@@ -4696,9 +4566,6 @@
 	case WPA_PARAM_WMM_ENABLED:
 		sm->wmm_enabled = value;
 		break;
-	case WPA_PARAM_FT_PREPEND_PMKID:
-		sm->ft_prepend_pmkid = value;
-		break;
 	default:
 		break;
 	}
@@ -5380,20 +5247,6 @@
 }
 
 
-void wpa_sm_set_test_eapol_m2_elems(struct wpa_sm *sm, struct wpabuf *buf)
-{
-	wpabuf_free(sm->test_eapol_m2_elems);
-	sm->test_eapol_m2_elems = buf;
-}
-
-
-void wpa_sm_set_test_eapol_m4_elems(struct wpa_sm *sm, struct wpabuf *buf)
-{
-	wpabuf_free(sm->test_eapol_m4_elems);
-	sm->test_eapol_m4_elems = buf;
-}
-
-
 const u8 * wpa_sm_get_anonce(struct wpa_sm *sm)
 {
 	return sm->anonce;