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/*
* md5.h Structures and prototypes for md5.
*
* License: BSD, but largely derived from a public domain source.
*
*/
#ifndef _RCRAD_MD5_H
#define _RCRAD_MD5_H
#include "config.h"
#ifdef HAVE_NETTLE
#include <nettle/md5-compat.h>
#else
#ifdef HAVE_INTTYPES_H
#include <inttypes.h>
#endif
#ifdef HAVE_SYS_TYPES_H
#include <sys/types.h>
#endif
#ifdef HAVE_STDINT_H
#include <stdint.h>
#endif
#include <string.h>
/*
* FreeRADIUS Client defines to ensure globally unique MD5 function names,
* so that we don't pick up vendor-specific broken MD5 libraries.
*/
#define MD5_CTX librad_MD5_CTX
#define MD5Init librad_MD5Init
#define MD5Update librad_MD5Update
#define MD5Final librad_MD5Final
#define MD5Transform librad_MD5Transform
/* The below was retrieved from
* http://www.openbsd.org/cgi-bin/cvsweb/~checkout~/src/sys/crypto/md5.h?rev=1.1
* With the following changes: uint64_t => uint32_t[2]
* Commented out #include <sys/cdefs.h>
* Commented out the __BEGIN and __END _DECLS, and the __attributes.
*/
/*
* 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.
*/
#define MD5_BLOCK_LENGTH 64
#define MD5_DIGEST_LENGTH 16
typedef struct MD5Context {
uint32_t state[4]; //!< State.
uint32_t count[2]; //!< Number of bits, mod 2^64.
uint8_t buffer[MD5_BLOCK_LENGTH]; //!< Input buffer.
} MD5_CTX;
/* include <sys/cdefs.h> */
/* __BEGIN_DECLS */
void MD5Init(MD5_CTX *);
void MD5Update(MD5_CTX *, uint8_t const *, size_t)
/* __attribute__((__bounded__(__string__,2,3)))*/;
void MD5Final(uint8_t [MD5_DIGEST_LENGTH], MD5_CTX *)
/* __attribute__((__bounded__(__minbytes__,1,MD5_DIGEST_LENGTH)))*/;
void MD5Transform(uint32_t [4], uint8_t const [MD5_BLOCK_LENGTH])
/* __attribute__((__bounded__(__minbytes__,1,4)))*/
/* __attribute__((__bounded__(__minbytes__,2,MD5_BLOCK_LENGTH)))*/;
/* __END_DECLS */
#endif /* HAVE_NETTLE */
#endif /* _RCRAD_MD5_H */
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