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comparison src/mac/hmac/hmac_process.c @ 192:9cc34777b479 libtomcrypt

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propagate from branch 'au.asn.ucc.matt.ltc-orig' (head 9ba8f01f44320e9cb9f19881105ae84f84a43ea9) to branch 'au.asn.ucc.matt.dropbear.ltc' (head dbf51c569bc34956ad948e4cc87a0eeb2170b768)
author Matt Johnston <matt@ucc.asn.au>
date Sun, 08 May 2005 06:36:47 +0000
parents 1c15b283127b
children 39d5d58461d6
comparison
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164:cd1143579f00 192:9cc34777b479
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 hmac_process.c
15 HMAC support, process data, Tom St Denis/Dobes Vandermeer
16 */
17
18 #ifdef 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