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include/beecrypt/sha1.h

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00001 /*
00002  * Copyright (c) 1997, 1998, 1999, 2000, 2002 X-Way Rights BV
00003  *
00004  * This library is free software; you can redistribute it and/or
00005  * modify it under the terms of the GNU Lesser General Public
00006  * License as published by the Free Software Foundation; either
00007  * version 2.1 of the License, or (at your option) any later version.
00008  *
00009  * This library is distributed in the hope that it will be useful,
00010  * but WITHOUT ANY WARRANTY; without even the implied warranty of
00011  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
00012  * Lesser General Public License for more details.
00013  *
00014  * You should have received a copy of the GNU Lesser General Public
00015  * License along with this library; if not, write to the Free Software
00016  * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
00017  *
00018  */
00019 
00026 #ifndef _SHA1_H
00027 #define _SHA1_H
00028 
00029 #include "beecrypt/beecrypt.h"
00030 #include "beecrypt/sha1opt.h"
00031 
00035 #ifdef __cplusplus
00036 struct BEECRYPTAPI sha1Param
00037 #else
00038 struct _sha1Param
00039 #endif
00040 {
00043     uint32_t h[5];
00046     uint32_t data[80];
00051     #if (MP_WBITS == 64)
00052     mpw length[1];
00053     #elif (MP_WBITS == 32)
00054     mpw length[2];
00055     #else
00056     # error
00057     #endif
00058 
00062     uint32_t offset;
00063 };
00064 
00065 #ifndef __cplusplus
00066 typedef struct _sha1Param sha1Param;
00067 #endif
00068 
00069 #ifdef __cplusplus
00070 extern "C" {
00071 #endif
00072 
00076 extern BEECRYPTAPI const hashFunction sha1;
00077 
00083 BEECRYPTAPI
00084 void sha1Process(sha1Param* sp);
00085 
00092 BEECRYPTAPI
00093 int  sha1Reset  (sha1Param* sp);
00094 
00103 BEECRYPTAPI
00104 int  sha1Update (sha1Param* sp, const byte* data, size_t size);
00105 
00113 BEECRYPTAPI
00114 int  sha1Digest (sha1Param* sp, byte* digest);
00115 
00116 #ifdef __cplusplus
00117 }
00118 #endif
00119 
00120 #endif

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