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Better checking on cipher_info_from_values()

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This commit is contained in:
Paul Bakker 2013-09-10 14:29:28 +02:00
parent a0558e0484
commit 2a6a3a7e69
1 changed files with 4 additions and 4 deletions
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8
library/cipher.c
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@ -494,7 +494,7 @@ const cipher_info_t *cipher_info_from_values( const cipher_id_t cipher_id,
#endif
#if defined(POLARSSL_DES_C)
if( cipher_id == POLARSSL_CIPHER_ID_DES )
if( cipher_id == POLARSSL_CIPHER_ID_DES && key_length == 64 )
{
if( mode == POLARSSL_MODE_ECB )
return &des_ecb_info;
@ -524,13 +524,13 @@ const cipher_info_t *cipher_info_from_values( const cipher_id_t cipher_id,
#endif
#if defined(POLARSSL_ARC4_C)
if( cipher_id == POLARSSL_CIPHER_ID_ARC4 )
if( mode == POLARSSL_MODE_STREAM )
if( cipher_id == POLARSSL_CIPHER_ID_ARC4 &&
key_length == 128 && mode == POLARSSL_MODE_STREAM )
return &arc4_128_info;
#endif
#if defined(POLARSSL_BLOWFISH_C)
if( cipher_id == POLARSSL_CIPHER_ID_BLOWFISH )
if( cipher_id == POLARSSL_CIPHER_ID_BLOWFISH && key_length == 128 )
{
if( mode == POLARSSL_MODE_ECB )
return &blowfish_ecb_info;