gcrypt blowfish supports 128 bit key size only

2009-06-11 11:05:00 +02:00 · 2009-06-11 11:05:00 +02:00 · e51f607221
parent 25d6c5146b
commit e51f607221
1 changed files with 4 additions and 0 deletions
--- a/src/libstrongswan/plugins/gcrypt/gcrypt_crypter.c
+++ b/src/libstrongswan/plugins/gcrypt/gcrypt_crypter.c
@ -149,6 +149,10 @@ gcrypt_crypter_t *gcrypt_crypter_create(encryption_algorithm_t algo,
 			gcrypt_alg = GCRY_CIPHER_CAST5;
 			break;
 		case ENCR_BLOWFISH:
+			if (key_size != 16)
+			{	/* gcrypt currently supports 128 bit blowfish only */
+				return NULL;
+			}
 			gcrypt_alg = GCRY_CIPHER_BLOWFISH;
 			break;
 		/* case ENCR_AES_CTR: