Kennwortmanager KeePassX Weiterentwicklung der Version 1
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keepassx1/src/crypto/sha256.h

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/***************************************************************************
* Copyright (C) 2005-2006 by Tarek Saidi *
* based on the FIPS-180-2 compliant SHA-256 implementation of *
* Christophe Devine. *
* *
* This program is free software; you can redistribute it and/or modify *
* it under the terms of the GNU General Public License as published by *
* the Free Software Foundation; either version 2 of the License, or *
* (at your option) any later version. *
* *
* This program is distributed in the hope that it will be useful, *
* but WITHOUT ANY WARRANTY; without even the implied warranty of *
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the *
* GNU General Public License for more details. *
* *
* You should have received a copy of the GNU General Public License *
* along with this program; if not, write to the *
* Free Software Foundation, Inc., *
* 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. *
***************************************************************************/
#ifndef _SHA256_H
#define _SHA256_H
#include <qglobal.h>
typedef struct
{
quint32 total[2];
quint32 state[8];
quint8 buffer[64];
}sha256_context;
extern void sha256_starts( sha256_context *ctx );
extern void sha256_update( sha256_context *ctx, const quint8 *input, quint32 length );
extern void sha256_finish( sha256_context *ctx, quint8 digest[32] );
class SHA256{
public:
SHA256(){sha256_starts(&ctx);}
void update(void* input,quint32 length){sha256_update(&ctx,(quint8*)input,length);}
void finish(void* digest){sha256_finish(&ctx,(quint8*)digest);}
static void hashBuffer(const void* input, void* digest,quint32 length);
private:
sha256_context ctx;
};
#endif /* sha256.h */