scummvm/common/md5.h

/* ScummVM - Scumm Interpreter
 * Copyright (C) 2002-2006 The ScummVM project
 *
 * 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., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
 *
 * $URL$
 * $Id$
 */

#ifndef COMMON_MD5_H
#define COMMON_MD5_H

#include "common/scummsys.h"
#include "common/fs.h"

namespace Common {

typedef struct {
	uint32 total[2];
	uint32 state[4];
	uint8 buffer[64];
} md5_context;

void md5_starts(md5_context *ctx);
void md5_update(md5_context *ctx, const uint8 *input, uint32 length);
void md5_finish(md5_context *ctx, uint8 digest[16]);

bool md5_file(const char *name, uint8 digest[16], uint32 length = 0);
bool md5_file(const FilesystemNode &file, uint8 digest[16], uint32 length = 0);

} // End of namespace Common

#endif