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comparison libtomcrypt/src/modes/ctr/ctr_done.c @ 285:1b9e69c058d2

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propagate from branch 'au.asn.ucc.matt.ltc.dropbear' (head 20dccfc09627970a312d77fb41dc2970b62689c3) to branch 'au.asn.ucc.matt.dropbear' (head fdf4a7a3b97ae5046139915de7e40399cceb2c01)
author Matt Johnston <matt@ucc.asn.au>
date Wed, 08 Mar 2006 13:23:58 +0000
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281:997e6f7dc01e 285:1b9e69c058d2
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_done.c
15 CTR implementation, finish chain, Tom St Denis
16 */
17
18 #ifdef CTR
19
20 /** Terminate the chain
21 @param ctr The CTR chain to terminate
22 @return CRYPT_OK on success
23 */
24 int ctr_done(symmetric_CTR *ctr)
25 {
26 int err;
27 LTC_ARGCHK(ctr != NULL);
28
29 if ((err = cipher_is_valid(ctr->cipher)) != CRYPT_OK) {
30 return err;
31 }
32 cipher_descriptor[ctr->cipher].done(&ctr->key);
33 return CRYPT_OK;
34 }
35
36
37
38 #endif
39
40 /* $Source: /cvs/libtom/libtomcrypt/src/modes/ctr/ctr_done.c,v $ */
41 /* $Revision: 1.4 $ */
42 /* $Date: 2005/05/05 14:35:59 $ */