diff options
| author | Matt Johnston <matt@ucc.asn.au> | 2007-01-11 02:41:05 +0000 |
|---|---|---|
| committer | Matt Johnston <matt@ucc.asn.au> | 2007-01-11 02:41:05 +0000 |
| commit | a938f4cfe140e8561d9dbf108b896492a662a893 (patch) | |
| tree | f2a74322f959ff6a505ba5e87274ebe3d17d5e74 /libtomcrypt/src/modes/cfb/cfb_decrypt.c | |
| parent | 692d737a821c5e401c227d936b8f0d76b955650f (diff) | |
| parent | 28ad393b008b34bc3cdbaa192440b8cc615329f0 (diff) | |
propagate from branch 'au.asn.ucc.matt.ltc.dropbear' (head 2af22fb4e878750b88f80f90d439b316d229796f)
to branch 'au.asn.ucc.matt.dropbear' (head 02c413252c90e9de8e03d91e9939dde3029f5c0a)
--HG--
extra : convert_revision : 52ccb0ad0587a62bc64aecb939adbb76546aac16
Diffstat (limited to 'libtomcrypt/src/modes/cfb/cfb_decrypt.c')
| -rw-r--r-- | libtomcrypt/src/modes/cfb/cfb_decrypt.c | 14 |
1 files changed, 8 insertions, 6 deletions
diff --git a/libtomcrypt/src/modes/cfb/cfb_decrypt.c b/libtomcrypt/src/modes/cfb/cfb_decrypt.c index 3d51ba5..76a4de1 100644 --- a/libtomcrypt/src/modes/cfb/cfb_decrypt.c +++ b/libtomcrypt/src/modes/cfb/cfb_decrypt.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 */ #include "tomcrypt.h" @@ -15,7 +15,7 @@ CFB implementation, decrypt data, Tom St Denis */ -#ifdef CFB +#ifdef LTC_CFB_MODE /** CFB decrypt @@ -45,14 +45,16 @@ int cfb_decrypt(const unsigned char *ct, unsigned char *pt, unsigned long len, s while (len-- > 0) { if (cfb->padlen == cfb->blocklen) { - cipher_descriptor[cfb->cipher].ecb_encrypt(cfb->pad, cfb->IV, &cfb->key); + if ((err = cipher_descriptor[cfb->cipher].ecb_encrypt(cfb->pad, cfb->IV, &cfb->key)) != CRYPT_OK) { + return err; + } cfb->padlen = 0; } cfb->pad[cfb->padlen] = *ct; *pt = *ct ^ cfb->IV[cfb->padlen]; ++pt; ++ct; - ++cfb->padlen; + ++(cfb->padlen); } return CRYPT_OK; } @@ -61,5 +63,5 @@ int cfb_decrypt(const unsigned char *ct, unsigned char *pt, unsigned long len, s /* $Source: /cvs/libtom/libtomcrypt/src/modes/cfb/cfb_decrypt.c,v $ */ -/* $Revision: 1.3 $ */ -/* $Date: 2005/05/05 14:35:59 $ */ +/* $Revision: 1.7 $ */ +/* $Date: 2006/11/26 01:45:14 $ */ |