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comparison libtomcrypt/src/mac/hmac/hmac_process.c @ 389:5ff8218bcee9

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propagate from branch 'au.asn.ucc.matt.ltm.dropbear' (head 2af95f00ebd5bb7a28b3817db1218442c935388e) to branch 'au.asn.ucc.matt.dropbear' (head ecd779509ef23a8cdf64888904fc9b31d78aa933)
author Matt Johnston <matt@ucc.asn.au>
date Thu, 11 Jan 2007 03:14:55 +0000
parents 0cbe8f6dbf9e
children f849a5ca2efc
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388:fb54020f78e1 389:5ff8218bcee9
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.com
10 */
11 #include "tomcrypt.h"
12
13 /**
14 @file hmac_process.c
15 HMAC support, process data, Tom St Denis/Dobes Vandermeer
16 */
17
18 #ifdef LTC_HMAC
19
20 /**
21 Process data through HMAC
22 @param hmac The hmac state
23 @param in The data to send through HMAC
24 @param inlen The length of the data to HMAC (octets)
25 @return CRYPT_OK if successful
26 */
27 int hmac_process(hmac_state *hmac, const unsigned char *in, unsigned long inlen)
28 {
29 int err;
30 LTC_ARGCHK(hmac != NULL);
31 LTC_ARGCHK(in != NULL);
32 if ((err = hash_is_valid(hmac->hash)) != CRYPT_OK) {
33 return err;
34 }
35 return hash_descriptor[hmac->hash].process(&hmac->md, in, inlen);
36 }
37
38 #endif
39
40
41 /* $Source: /cvs/libtom/libtomcrypt/src/mac/hmac/hmac_process.c,v $ */
42 /* $Revision: 1.5 $ */
43 /* $Date: 2006/11/03 00:39:49 $ */