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annotate hmac_process.c @ 164:cd1143579f00 libtomcrypt LTC_DB_0.44

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mpi.c isn't needed if we're using libtommath seperately
author Matt Johnston <matt@ucc.asn.au>
date Sun, 02 Jan 2005 17:19:46 +0000
parents 5d99163f7e32
children
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1 /* LibTomCrypt, modular cryptographic library -- Tom St Denis
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2 *
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3 * LibTomCrypt is a library that provides various cryptographic
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4 * algorithms in a highly modular and flexible manner.
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5 *
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6 * The library is free for all purposes without any express
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7 * guarantee it works.
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8 *
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9 * Tom St Denis, [email protected], http://libtomcrypt.org
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10 */
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11 /* Submited by Dobes Vandermeer ([email protected]) */
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13 #include "mycrypt.h"
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15 #ifdef HMAC
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17 int hmac_process(hmac_state *hmac, const unsigned char *buf, unsigned long len)
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18 {
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19 int err;
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20 _ARGCHK(hmac != NULL);
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21 _ARGCHK(buf != NULL);
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22 if ((err = hash_is_valid(hmac->hash)) != CRYPT_OK) {
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23 return err;
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24 }
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25 return hash_descriptor[hmac->hash].process(&hmac->md, buf, len);
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26 }
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28 #endif
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