83 lines
2.9 KiB
C
83 lines
2.9 KiB
C
/*
|
|
* embedded IPsec
|
|
* Copyright (c) 2003 Niklaus Schild and Christian Scheurer, HTI Biel/Bienne
|
|
* All rights reserved.
|
|
*
|
|
* 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 above 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. The name of the author may not be used to endorse or promote products
|
|
* derived from this software without specific prior written permission.
|
|
*
|
|
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``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 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.
|
|
*
|
|
*/
|
|
|
|
/** @file md5.h
|
|
* @brief Header of MD5 Message-Digest Algorithm
|
|
*
|
|
* @author Niklaus Schild <n.schild@gmx.ch>
|
|
*
|
|
* This document is part of <EM>embedded IPsec<BR>
|
|
* Copyright (c) 2003 Niklaus Schild and Christian Scheurer, HTI Biel/Bienne<BR>
|
|
* All rights reserved.<BR>
|
|
* This file contains code from the OpenSSL Project<BR>
|
|
* portions Copyright (c) 1998-2003 OpenSSL (www.openssl.org)
|
|
*</EM><HR>
|
|
*/
|
|
|
|
#ifndef __IPSEC_MD5_H__
|
|
#define __IPSEC_MD5_H__
|
|
|
|
#include "ipsec_types.h"
|
|
|
|
#if LWIP_IPSEC
|
|
|
|
/**
|
|
* !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
|
|
* ! MD5_LONG has to be at least 32 bits wide. If it's wider, then !
|
|
* ! MD5_LONG_LOG2 has to be defined along. !
|
|
* !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
|
|
*/
|
|
|
|
#define MD5_LONG __u32
|
|
|
|
|
|
#define MD5_CBLOCK 64
|
|
#define MD5_LBLOCK (MD5_CBLOCK/4)
|
|
#define MD5_DIGEST_LENGTH 16
|
|
|
|
/* @type MD5_CTX MD5 context, used to calculate MD5 digests */
|
|
typedef struct MD5state_st
|
|
{
|
|
MD5_LONG A,B,C,D;
|
|
MD5_LONG Nl,Nh;
|
|
MD5_LONG data[MD5_LBLOCK];
|
|
int num;
|
|
} MD5_CTX;
|
|
|
|
//extern void MD5_Init(MD5_CTX *c);
|
|
//extern void MD5_Update(MD5_CTX *c, const void *data, unsigned long len);
|
|
//extern void MD5_Final(unsigned char *md, MD5_CTX *c);
|
|
//extern unsigned char *MD5(const unsigned char *d, unsigned long n, unsigned char *md);
|
|
//extern void MD5_Transform(MD5_CTX *c, const unsigned char *b);
|
|
|
|
void ipsec_hmac_md5(unsigned char*, int, unsigned char*, int, unsigned char*);
|
|
|
|
#endif
|
|
#endif
|