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beecrypt/hmacsha1.c

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00001 
00007 /*
00008  * Copyright (c) 1999, 2000, 2001, 2002 Virtual Unlimited B.V.
00009  *
00010  * Author: Bob Deblier <bob@virtualunlimited.com>
00011  *
00012  * This library is free software; you can redistribute it and/or
00013  * modify it under the terms of the GNU Lesser General Public
00014  * License as published by the Free Software Foundation; either
00015  * version 2.1 of the License, or (at your option) any later version.
00016  *
00017  * This library is distributed in the hope that it will be useful,
00018  * but WITHOUT ANY WARRANTY; without even the implied warranty of
00019  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
00020  * Lesser General Public License for more details.
00021  *
00022  * You should have received a copy of the GNU Lesser General Public
00023  * License along with this library; if not, write to the Free Software
00024  * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
00025  *
00026  */
00027 
00028 #include "system.h"
00029 #include "hmacsha1.h"
00030 #include "debug.h"
00031 
00032 /*@-sizeoftype@*/
00033 const keyedHashFunction hmacsha1 = { "HMAC-SHA-1", sizeof(hmacsha1Param), 64, 5 * sizeof(uint32), 64, 512, 32, (keyedHashFunctionSetup) hmacsha1Setup, (keyedHashFunctionReset) hmacsha1Reset, (keyedHashFunctionUpdate) hmacsha1Update, (keyedHashFunctionDigest) hmacsha1Digest };
00034 /*@=sizeoftype@*/
00035 
00036 /*@-type@*/
00037 int hmacsha1Setup (hmacsha1Param* sp, const uint32* key, int keybits)
00038 {
00039         return hmacSetup(&sp->hparam, &sha1, &sp->sparam, key, keybits);
00040 }
00041 
00042 int hmacsha1Reset (hmacsha1Param* sp)
00043 {
00044         return hmacReset(&sp->hparam, &sha1, &sp->sparam);
00045 }
00046 
00047 int hmacsha1Update(hmacsha1Param* sp, const byte* data, int size)
00048 {
00049         return hmacUpdate(&sp->hparam, &sha1, &sp->sparam, data, size);
00050 }
00051 
00052 int hmacsha1Digest(hmacsha1Param* sp, uint32* data)
00053 {
00054         return hmacDigest(&sp->hparam, &sha1, &sp->sparam, data);
00055 }
00056 /*@=type@*/

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