/* NIST Secure Hash Algorithm */

/* heavily modified by Uwe Hollerbach <uh@alumni.caltech edu> */

/* from Peter C. Gutmann's implementation as found in */

/* Applied Cryptography by Bruce Schneier */

/* This code is in the public domain */

/* $Id: sha1.h,v 1.2 2007-12-13 10:10:35 tpm Exp $ */

#ifndef __GST_CDDA_SHA_H__

#define __GST_CDDA_SHA_H__

#include <stdlib.h>

#include <stdio.h>

/* Useful defines & typedefs */

typedef unsigned char SHA_BYTE;	/* 8-bit quantity */

typedef unsigned long SHA_LONG;	/* 32-or-more-bit quantity */

#define SHA_BLOCKSIZE		64

#define SHA_DIGESTSIZE		20

typedef struct {

    SHA_LONG digest[5];		/* message digest */

    SHA_LONG count_lo, count_hi;	/* 64-bit bit count */

    SHA_BYTE data[SHA_BLOCKSIZE];	/* SHA data buffer */

    int local;			/* unprocessed amount in data */

} SHA_INFO;

#define sha_init   __gst_cdda_sha_init

#define sha_update __gst_cdda_sha_update

#define sha_final  __gst_cdda_sha_final

void sha_init(SHA_INFO *);

void sha_update(SHA_INFO *, SHA_BYTE *, int);

void sha_final(unsigned char [20], SHA_INFO *);

#define SHA_VERSION 1

#ifdef HAVE_CONFIG_H 

#include "config.h"

#ifdef WORDS_BIGENDIAN

#  if SIZEOF_LONG == 4

#    define SHA_BYTE_ORDER  4321

#  elif SIZEOF_LONG == 8

#    define SHA_BYTE_ORDER  87654321

#  endif

#else

#  if SIZEOF_LONG == 4

#    define SHA_BYTE_ORDER  1234

#  elif SIZEOF_LONG == 8

#    define SHA_BYTE_ORDER  12345678

#  endif

#endif

#else

#define SHA_BYTE_ORDER 1234

#endif

#endif /* __GST_CDDA_SHA_H__ */