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comparison src/modes/ctr/ctr_decrypt.c @ 280:59400faa4b44 libtomcrypt-orig libtomcrypt-1.05

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Re-import libtomcrypt 1.05 for cleaner propagating. From crypt-1.05.tar.bz2, SHA1 of 88250202bb51570dc64f7e8f1c943cda9479258f
author Matt Johnston <matt@ucc.asn.au>
date Wed, 08 Mar 2006 12:58:00 +0000
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children d5faf4814ddb
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-1:000000000000 280:59400faa4b44
1 /* LibTomCrypt, modular cryptographic library -- Tom St Denis
2 *
3 * LibTomCrypt is a library that provides various cryptographic
4 * algorithms in a highly modular and flexible manner.
5 *
6 * The library is free for all purposes without any express
7 * guarantee it works.
8 *
9 * Tom St Denis, [email protected], http://libtomcrypt.org
10 */
11 #include "tomcrypt.h"
12
13 /**
14 @file ctr_decrypt.c
15 CTR implementation, decrypt data, Tom St Denis
16 */
17
18 #ifdef CTR
19
20 /**
21 CTR decrypt
22 @param ct Ciphertext
23 @param pt [out] Plaintext
24 @param len Length of ciphertext (octets)
25 @param ctr CTR state
26 @return CRYPT_OK if successful
27 */
28 int ctr_decrypt(const unsigned char *ct, unsigned char *pt, unsigned long len, symmetric_CTR *ctr)
29 {
30 LTC_ARGCHK(pt != NULL);
31 LTC_ARGCHK(ct != NULL);
32 LTC_ARGCHK(ctr != NULL);
33
34 return ctr_encrypt(ct, pt, len, ctr);
35 }
36
37 #endif
38
39
40 /* $Source: /cvs/libtom/libtomcrypt/src/modes/ctr/ctr_decrypt.c,v $ */
41 /* $Revision: 1.3 $ */
42 /* $Date: 2005/05/05 14:35:59 $ */