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comparison libtomcrypt/src/modes/cbc/cbc_setiv.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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children 0cbe8f6dbf9e
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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 cbc_setiv.c
15 CBC implementation, set IV, Tom St Denis
16 */
17
18
19 #ifdef CBC
20
21 /**
22 Set an initial vector
23 @param IV The initial vector
24 @param len The length of the vector (in octets)
25 @param cbc The CBC state
26 @return CRYPT_OK if successful
27 */
28 int cbc_setiv(const unsigned char *IV, unsigned long len, symmetric_CBC *cbc)
29 {
30 LTC_ARGCHK(IV != NULL);
31 LTC_ARGCHK(cbc != NULL);
32 if (len != (unsigned long)cbc->blocklen) {
33 return CRYPT_INVALID_ARG;
34 }
35 XMEMCPY(cbc->IV, IV, len);
36 return CRYPT_OK;
37 }
38
39 #endif
40
41
42 /* $Source: /cvs/libtom/libtomcrypt/src/modes/cbc/cbc_setiv.c,v $ */
43 /* $Revision: 1.3 $ */
44 /* $Date: 2005/05/05 14:35:59 $ */