gcrypt: Added AES_ECB support

src/libstrongswan/plugins/gcrypt/gcrypt_crypter.c

@@ -198,7 +198,9 @@ gcrypt_crypter_t *gcrypt_crypter_create(encryption_algorithm_t algo,
 			gcrypt_alg = GCRY_CIPHER_BLOWFISH;
 			break;
 		case ENCR_AES_CTR:
-			mode = GCRY_CIPHER_MODE_CTR;
+		case ENCR_AES_ECB:
+			mode = (algo == ENCR_AES_CTR) ? GCRY_CIPHER_MODE_CTR :
+											GCRY_CIPHER_MODE_ECB;
 			/* fall */
 		case ENCR_AES_CBC:
 			switch (key_size)

src/libstrongswan/plugins/gcrypt/gcrypt_plugin.c

@@ -70,6 +70,9 @@ METHOD(plugin_t, get_features, int,
 			PLUGIN_PROVIDE(CRYPTER, ENCR_AES_CBC, 16),
 			PLUGIN_PROVIDE(CRYPTER, ENCR_AES_CBC, 24),
 			PLUGIN_PROVIDE(CRYPTER, ENCR_AES_CBC, 32),
+			PLUGIN_PROVIDE(CRYPTER, ENCR_AES_ECB, 16),
+			PLUGIN_PROVIDE(CRYPTER, ENCR_AES_ECB, 24),
+			PLUGIN_PROVIDE(CRYPTER, ENCR_AES_ECB, 32),
 			/* gcrypt only supports 128 bit blowfish */
 			PLUGIN_PROVIDE(CRYPTER, ENCR_BLOWFISH, 16),
 #ifdef HAVE_GCRY_CIPHER_CAMELLIA