diff options
Diffstat (limited to 'libtomcrypt/src/ciphers/blowfish.c')
| -rw-r--r-- | libtomcrypt/src/ciphers/blowfish.c | 33 |
1 files changed, 20 insertions, 13 deletions
diff --git a/libtomcrypt/src/ciphers/blowfish.c b/libtomcrypt/src/ciphers/blowfish.c index 3502983..ae8945f 100644 --- a/libtomcrypt/src/ciphers/blowfish.c +++ b/libtomcrypt/src/ciphers/blowfish.c @@ -6,7 +6,7 @@ * The library is free for all purposes without any express * guarantee it works. * - * Tom St Denis, tomstdenis@gmail.com, http://libtomcrypt.org + * Tom St Denis, tomstdenis@gmail.com, http://libtomcrypt.com */ /** @file blowfish.c @@ -27,7 +27,7 @@ const struct ltc_cipher_descriptor blowfish_desc = &blowfish_test, &blowfish_done, &blowfish_keysize, - NULL, NULL, NULL, NULL, NULL, NULL, NULL + NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL }; static const ulong32 ORIG_P[16 + 2] = { @@ -385,11 +385,12 @@ int blowfish_setup(const unsigned char *key, int keylen, int num_rounds, @param pt The input plaintext (8 bytes) @param ct The output ciphertext (8 bytes) @param skey The key as scheduled + @return CRYPT_OK if successful */ #ifdef LTC_CLEAN_STACK -static void _blowfish_ecb_encrypt(const unsigned char *pt, unsigned char *ct, symmetric_key *skey) +static int _blowfish_ecb_encrypt(const unsigned char *pt, unsigned char *ct, symmetric_key *skey) #else -void blowfish_ecb_encrypt(const unsigned char *pt, unsigned char *ct, symmetric_key *skey) +int blowfish_ecb_encrypt(const unsigned char *pt, unsigned char *ct, symmetric_key *skey) #endif { ulong32 L, R; @@ -428,13 +429,16 @@ void blowfish_ecb_encrypt(const unsigned char *pt, unsigned char *ct, symmetric_ /* store */ STORE32H(R, &ct[0]); STORE32H(L, &ct[4]); + + return CRYPT_OK; } #ifdef LTC_CLEAN_STACK -void blowfish_ecb_encrypt(const unsigned char *pt, unsigned char *ct, symmetric_key *skey) +int blowfish_ecb_encrypt(const unsigned char *pt, unsigned char *ct, symmetric_key *skey) { - _blowfish_ecb_encrypt(pt, ct, skey); + int err = _blowfish_ecb_encrypt(pt, ct, skey); burn_stack(sizeof(ulong32) * 2 + sizeof(int)); + return err; } #endif @@ -443,11 +447,12 @@ void blowfish_ecb_encrypt(const unsigned char *pt, unsigned char *ct, symmetric_ @param ct The input ciphertext (8 bytes) @param pt The output plaintext (8 bytes) @param skey The key as scheduled + @return CRYPT_OK if successful */ #ifdef LTC_CLEAN_STACK -static void _blowfish_ecb_decrypt(const unsigned char *ct, unsigned char *pt, symmetric_key *skey) +static int _blowfish_ecb_decrypt(const unsigned char *ct, unsigned char *pt, symmetric_key *skey) #else -void blowfish_ecb_decrypt(const unsigned char *ct, unsigned char *pt, symmetric_key *skey) +int blowfish_ecb_decrypt(const unsigned char *ct, unsigned char *pt, symmetric_key *skey) #endif { ulong32 L, R; @@ -486,13 +491,15 @@ void blowfish_ecb_decrypt(const unsigned char *ct, unsigned char *pt, symmetric_ /* store */ STORE32H(L, &pt[0]); STORE32H(R, &pt[4]); + return CRYPT_OK; } #ifdef LTC_CLEAN_STACK -void blowfish_ecb_decrypt(const unsigned char *ct, unsigned char *pt, symmetric_key *skey) +int blowfish_ecb_decrypt(const unsigned char *ct, unsigned char *pt, symmetric_key *skey) { - _blowfish_ecb_decrypt(ct, pt, skey); + int err = _blowfish_ecb_decrypt(ct, pt, skey); burn_stack(sizeof(ulong32) * 2 + sizeof(int)); + return err; } #endif @@ -541,7 +548,7 @@ int blowfish_test(void) blowfish_ecb_decrypt(tmp[0], tmp[1], &key); /* compare */ - if ((memcmp(tmp[0], tests[x].ct, 8) != 0) || (memcmp(tmp[1], tests[x].pt, 8) != 0)) { + if ((XMEMCMP(tmp[0], tests[x].ct, 8) != 0) || (XMEMCMP(tmp[1], tests[x].pt, 8) != 0)) { return CRYPT_FAIL_TESTVECTOR; } @@ -583,5 +590,5 @@ int blowfish_keysize(int *keysize) /* $Source: /cvs/libtom/libtomcrypt/src/ciphers/blowfish.c,v $ */ -/* $Revision: 1.7 $ */ -/* $Date: 2005/05/05 14:35:58 $ */ +/* $Revision: 1.12 $ */ +/* $Date: 2006/11/08 23:01:06 $ */ |