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44 lines
1.1 KiB
C
44 lines
1.1 KiB
C
/* LibTomCrypt, modular cryptographic library -- Tom St Denis
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*
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* LibTomCrypt is a library that provides various cryptographic
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* algorithms in a highly modular and flexible manner.
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*
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* The library is free for all purposes without any express
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* guarantee it works.
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*
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* Tom St Denis, tomstdenis@gmail.com, http://libtomcrypt.org
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*/
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#include "tomcrypt.h"
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/**
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@file hmac_process.c
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HMAC support, process data, Tom St Denis/Dobes Vandermeer
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*/
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#ifdef HMAC
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/**
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Process data through HMAC
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@param hmac The hmac state
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@param in The data to send through HMAC
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@param inlen The length of the data to HMAC (octets)
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@return CRYPT_OK if successful
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*/
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int hmac_process(hmac_state *hmac, const unsigned char *in, unsigned long inlen)
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{
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int err;
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LTC_ARGCHK(hmac != NULL);
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LTC_ARGCHK(in != NULL);
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if ((err = hash_is_valid(hmac->hash)) != CRYPT_OK) {
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return err;
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}
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return hash_descriptor[hmac->hash].process(&hmac->md, in, inlen);
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}
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#endif
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/* $Source: /cvs/libtom/libtomcrypt/src/mac/hmac/hmac_process.c,v $ */
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/* $Revision: 1.3 $ */
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/* $Date: 2005/05/05 14:35:58 $ */
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