Mercurial > dropbear

comparison src/modes/ctr/ctr_setiv.c @ 381:999a5eb4ed10 libtomcrypt-dropbear

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propagate from branch 'au.asn.ucc.matt.ltc.orig' (head 52840647ac7f5c707c3bd158d119a15734a7ef28) to branch 'au.asn.ucc.matt.ltc.dropbear' (head 20dccfc09627970a312d77fb41dc2970b62689c3)
author Matt Johnston <matt@ucc.asn.au>
date Thu, 11 Jan 2007 02:39:21 +0000
parents d5faf4814ddb
children
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281:997e6f7dc01e 381:999a5eb4ed10
4 * algorithms in a highly modular and flexible manner. 4 * algorithms in a highly modular and flexible manner.
5 * 5 *
6 * The library is free for all purposes without any express 6 * The library is free for all purposes without any express
7 * guarantee it works. 7 * guarantee it works.
8 * 8 *
9 * Tom St Denis, [email protected], http://libtomcrypt.org 9 * Tom St Denis, [email protected], http://libtomcrypt.com
10 */ 10 */
11 #include "tomcrypt.h" 11 #include "tomcrypt.h"
12 12
13 /** 13 /**
14 @file ctr_setiv.c 14 @file ctr_setiv.c
15 CTR implementation, set IV, Tom St Denis 15 CTR implementation, set IV, Tom St Denis
16 */ 16 */
17 17
18 #ifdef CTR 18 #ifdef LTC_CTR_MODE
19 19
20 /** 20 /**
21 Set an initial vector 21 Set an initial vector
22 @param IV The initial vector 22 @param IV The initial vector
23 @param len The length of the vector (in octets) 23 @param len The length of the vector (in octets)
43 /* set IV */ 43 /* set IV */
44 XMEMCPY(ctr->ctr, IV, len); 44 XMEMCPY(ctr->ctr, IV, len);
45 45
46 /* force next block */ 46 /* force next block */
47 ctr->padlen = 0; 47 ctr->padlen = 0;
48 cipher_descriptor[ctr->cipher].ecb_encrypt(IV, ctr->pad, &ctr->key); 48 return cipher_descriptor[ctr->cipher].ecb_encrypt(IV, ctr->pad, &ctr->key);
49
50 return CRYPT_OK;
51 } 49 }
52 50
53 #endif 51 #endif
54 52
55 53
56 /* $Source: /cvs/libtom/libtomcrypt/src/modes/ctr/ctr_setiv.c,v $ */ 54 /* $Source: /cvs/libtom/libtomcrypt/src/modes/ctr/ctr_setiv.c,v $ */
57 /* $Revision: 1.3 $ */ 55 /* $Revision: 1.6 $ */
58 /* $Date: 2005/05/05 14:35:59 $ */ 56 /* $Date: 2006/06/29 01:46:46 $ */