/*
 * This code implements the MD5 message-digest algorithm.
 * The algorithm is due to Ron Rivest.  This code was
 * written by Colin Plumb in 1993, no copyright is claimed.
 * This code is in the public domain; do with it what you wish.
 *
 * Equivalent code is available from RSA Data Security, Inc.
 * This code has been tested against that, and is equivalent,
 * except that you don't need to include two pages of legalese
 * with every copy.
 */

#ifndef _MD5_H_
#define _MD5_H_

#define SALTSIZE			32
#define MD5_BLOCK_LENGTH                64
#define MD5_DIGEST_LENGTH               16
#define MD5_DIGEST_STRING_LENGTH        (MD5_DIGEST_LENGTH * 2 + 1)

typedef struct MD5Context {
        u_int32_t state[4];                        /* state */
        u_int64_t count;                        /* number of bits, mod 2^64 */
        u_int8_t buffer[MD5_BLOCK_LENGTH];        /* input buffer */
} MD5_CTX;


void     MD5Init(MD5_CTX *);
void     MD5Update(MD5_CTX *, const u_int8_t *, size_t);
void     MD5Pad(MD5_CTX *);
void     MD5Final(u_int8_t [MD5_DIGEST_LENGTH], MD5_CTX *);
void     MD5Transform(u_int32_t [4], const u_int8_t [MD5_BLOCK_LENGTH]);
char    *MD5End(MD5_CTX *, char *);
char    *MD5File(const char *, char *);
char    *MD5FileChunk(const char *, char *, off_t, off_t);
char    *MD5Data(const u_int8_t *, size_t, char *);
char 	*MD5Hash(const char *, const char * salt);
void 	 makesalt(char *);

#endif /* _MD5_H_ */