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/*
* Copyright (C) 1999, 2002 Aladdin Enterprises. All rights reserved.
*
* This software is provided 'as-is', without any express or implied
* warranty. In no event will the authors be held liable for any damages
* arising from the use of this software.
*
* Permission is granted to anyone to use this software for any purpose,
* including commercial applications, and to alter it and redistribute it
* freely, subject to the following restrictions:
*
* 1. The origin of this software must not be misrepresented; you must not
* claim that you wrote the original software. If you use this software
* in a product, an acknowledgment in the product documentation would be
* appreciated but is not required.
* 2. Altered source versions must be plainly marked as such, and must not be
* misrepresented as being the original software.
* 3. This notice may not be removed or altered from any source distribution.
*
* L. Peter Deutsch
* ghost@aladdin.com
*/
/* MD5
*
* Simply MD5 hash computation, used by disk cache. Adapted from external
* code, with minor code modifications done to remove some unused code and
* change code style. */
#ifndef __UTIL_MD5_H__
#define __UTIL_MD5_H__
#include "util_string.h"
#include "util_types.h"
CCL_NAMESPACE_BEGIN
class MD5Hash {
public:
MD5Hash();
~MD5Hash();
void append(const uint8_t *data, int size);
bool append_file(const string& filepath);
string get_hex();
protected:
void process(const uint8_t *data);
void finish(uint8_t digest[16]);
uint32_t count[2]; /* message length in bits, lsw first */
uint32_t abcd[4]; /* digest buffer */
uint8_t buf[64]; /* accumulate block */
};
string util_md5_string(const string& str);
CCL_NAMESPACE_END
#endif /* __UTIL_MD5_H__ */
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