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#ifndef MD5_H
#define MD5_H
#include "config.h"
/*
* Try and determine endianness of the target system.
*
* Other projects seem to use endian.h and variants, but these are
* in non standard locations, and may mess up cross compiling.
*
* Here at least the endianess can be set explicitly with
* -DLITTLE_ENDIAN or -DBIG_ENDIAN.
*/
#if !defined(LITTLE_ENDIAN) && !defined(BIG_ENDIAN)
# if defined(__LITTLE_ENDIAN__) || \
(defined(__BYTE_ORDER__) && (__BYTE_ORDER__ == __ORDER_LITTLE_ENDIAN__)) || \
defined(AC_LITTLE_ENDIAN)
# define LITTLE_ENDIAN 1
# elif defined(__BIG_ENDIAN__) || \
(defined(__BYTE_ORDER__) && (__BYTE_ORDER__ == __ORDER_BIG_ENDIAN__)) || \
defined(AC_BIG_ENDIAN)
# define BIG_ENDIAN 1
# else
# error Failed determining endianness of system
# endif
#endif
/*
* Some operating systems MAY resolve the MD5* functions to
* secret functions in one of their libraries. These OS supplied
* MD5 functions almost always blow up, and cause problems.
* To get around the issue, we re-define the MD5 function names
* so that we're sure that our module uses our tested and working
* MD5 functions.
*/
#define MD5Init pra_MD5Init
#define MD5Update pra_MD5Update
#define MD5Final pra_MD5Final
#define MD5Transform pra_MD5Transform
#include <inttypes.h>
struct MD5Context {
uint32_t buf[4];
uint32_t bits[2];
unsigned char in[64];
};
void MD5Init(struct MD5Context *);
void MD5Update(struct MD5Context *, unsigned const char *, unsigned);
void MD5Final(unsigned char digest[16], struct MD5Context *);
void MD5Transform(uint32_t buf[4], uint32_t const in[16]);
/*
* This is needed to make RSAREF happy on some MS-DOS compilers.
*/
typedef struct MD5Context MD5_CTX;
#endif /* MD5_H */
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