00001 /* 00002 * Copyright (c) 2000, 2001, 2002 Virtual Unlimited B.V. 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 _SHA256_H 00027 #define _SHA256_H 00028 00029 #include "beecrypt.h" 00030 00034 typedef struct 00035 { 00038 uint32_t h[8]; 00041 uint32_t data[64]; 00046 #if (MP_WBITS == 64) 00047 mpw length[1]; 00048 #elif (MP_WBITS == 32) 00049 mpw length[2]; 00050 #else 00051 # error 00052 #endif 00053 00057 uint32_t offset; 00058 } sha256Param; 00059 00060 #ifdef __cplusplus 00061 extern "C" { 00062 #endif 00063 00067 extern BEECRYPTAPI const hashFunction sha256; 00068 00074 BEECRYPTAPI 00075 void sha256Process(sha256Param* sp); 00076 00083 BEECRYPTAPI 00084 int sha256Reset (sha256Param* sp); 00085 00094 BEECRYPTAPI 00095 int sha256Update (sha256Param* sp, const byte* data, size_t size); 00096 00104 BEECRYPTAPI 00105 int sha256Digest (sha256Param* sp, byte* digest); 00106 00107 #ifdef __cplusplus 00108 } 00109 #endif 00110 00111 #endif