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/* Copyright (C) 1991-2, RSA Data Security, Inc. Created 1991. All
* rights reserved.
*
* License to copy and use this software is granted provided that it
* is identified as the "RSA Data Security, Inc. MD5 Message-Digest
* Algorithm" in all material mentioning or referencing this software
* or this function.
*
* License is also granted to make and use derivative works provided
* that such works are identified as "derived from the RSA Data
* Security, Inc. MD5 Message-Digest Algorithm" in all material
* mentioning or referencing the derived work.
*
* RSA Data Security, Inc. makes no representations concerning either
* the merchantability of this software or the suitability of this
* software for any particular purpose. It is provided "as is"
* without express or implied warranty of any kind.
*
* These notices must be retained in any copies of any part of this
* documentation and/or software.
*/
#ifndef __libpbd_md5_h__
#define __libpbd_md5_h__
#include <string.h>
#include <stdint.h>
#include "pbd/libpbd_visibility.h"
class LIBPBD_API MD5
{
public:
MD5();
// an MD5 digest is a 16-byte number (32 hex digits)
uint8_t digestRaw[16] ;
// This version of the digest is actually
// a "printf'd" version of the digest.
char digestChars[33] ;
void writeToString ();
char* digestFile (char *filename);
char* digestMemory (uint8_t const * memchunk, size_t len);
char* digestString (char const *string);
private:
struct context_t {
uint32_t state[4]; /* state (ABCD) */
uint32_t count[2]; /* number of bits, modulo 2^64 (lsb first) */
uint8_t buffer[64]; /* input buffer */
};
context_t context;
void Init ();
void Transform (uint32_t state[4], uint8_t const * block);
void Encode (uint8_t *output, uint32_t const *input, size_t len);
void Decode (uint32_t *output, uint8_t const * input, size_t len);
void Update (uint8_t const *input, size_t inputLen);
void Final ();
};
#endif /* __libpbd_md5_h__ */
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