/*      $NetBSD: md5.h,v 1.1.1.1 2009/04/12 15:33:31 christos Exp $     */

/* crypto/md/md5.h */
/* Copyright (C) 1995-1997 Eric Young ([email protected])
* All rights reserved.
*
* This package is an SSL implementation written
* by Eric Young ([email protected]).
* The implementation was written so as to conform with Netscapes SSL.
*
* This library is free for commercial and non-commercial use as long as
* the following conditions are aheared to.  The following conditions
* apply to all code found in this distribution, be it the RC4, RSA,
* lhash, DES, etc., code; not just the SSL code.  The SSL documentation
* included with this distribution is covered by the same copyright terms
* except that the holder is Tim Hudson ([email protected]).
*
* Copyright remains Eric Young's, and as such any Copyright notices in
* the code are not to be removed.
* If this package is used in a product, Eric Young should be given attribution
* as the author of the parts of the library used.
* This can be in the form of a textual message at program startup or
* in documentation (online or textual) provided with the package.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the copyright
*    notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
*    notice, this list of conditions and the following disclaimer in the
*    documentation and/or other materials provided with the distribution.
* 3. All advertising materials mentioning features or use of this software
*    must display the following acknowledgement:
*    "This product includes cryptographic software written by
*     Eric Young ([email protected])"
*    The word 'cryptographic' can be left out if the rouines from the library
*    being used are not cryptographic related :-).
* 4. If you include any Windows specific code (or a derivative thereof) from
*    the apps directory (application code) you must include an acknowledgement:
*    "This product includes software written by Tim Hudson ([email protected])"
*
* THIS SOFTWARE IS PROVIDED BY ERIC YOUNG ``AS IS'' AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
*
* The licence and distribution terms for any publically available version or
* derivative of this code cannot be changed.  i.e. this code cannot simply be
* copied and put under another distribution licence
* [including the GNU Public Licence.]
*/

#ifndef HEADER_MD5_H
#define HEADER_MD5_H

#ifndef HAVE_MD5

#ifdef  __cplusplus
extern "C" {
#endif

#define MD5_CBLOCK      64
#define MD5_LBLOCK      16
#define MD5_BLOCK       16
#define MD5_LAST_BLOCK  56
#define MD5_LENGTH_BLOCK 8
#define MD5_DIGEST_LENGTH 16

#define MD5_CTX         __bind_MD5_CTX
#define MD5_Init        __bind_MD5_Init
#define MD5_Update      __bind_MD5_Update
#define MD5_Final       __bind_MD5_Final
#define MD5_version     __bind_MD5_version

typedef struct MD5state_st
       {
       unsigned long A,B,C,D;
       unsigned long Nl,Nh;
       unsigned long data[MD5_LBLOCK];
       int num;
       } MD5_CTX;

#ifndef NOPROTO
void MD5_Init(MD5_CTX *c);
void MD5_Update(MD5_CTX *c, const unsigned char *data, unsigned long len);
void MD5_Final(unsigned char *md, MD5_CTX *c);
#else
void MD5_Init();
void MD5_Update();
void MD5_Final();
#endif

/* to provide backward compatabilty to RSAREF calls [email protected] 1997/11/14 */
#define MD5Init(c)             MD5_Init(c)
#define MD5Update(c,data, len) MD5_Update(c,data,len)
#define MD5Final(md, c)        MD5_Final(md, c)
#ifdef  __cplusplus
}
#endif

#endif
#else
#include <sys/md5.h>
#endif /* HAVE_MD5 */

/*! \file */

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