79 lines
2.8 KiB
C
79 lines
2.8 KiB
C
/*
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* embedded IPsec
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* Copyright (c) 2003 Niklaus Schild and Christian Scheurer, HTI Biel/Bienne
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without modification,
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* are permitted provided that the following conditions are met:
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*
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* 1. Redistributions of source code must retain the above copyright notice,
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* this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright notice,
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* this list of conditions and the following disclaimer in the documentation
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* and/or other materials provided with the distribution.
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* 3. The name of the author may not be used to endorse or promote products
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* derived from this software without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR IMPLIED
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* WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
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* MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT
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* SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
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* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT
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* OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING
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* IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY
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* OF SUCH DAMAGE.
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*
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*/
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/** @file sha1.h
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* @brief Header of US Secure Hash Algorithm 1 (SHA1)
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*
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* @author Christian Scheurer <http://www.christianscheurer.ch>
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*
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* This document is part of <EM>embedded IPsec<BR>
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* Copyright (c) 2003 Niklaus Schild and Christian Scheurer, HTI Biel/Bienne<BR>
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* All rights reserved.<BR>
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* This file contains code from the OpenSSL Project<BR>
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* portions Copyright (c) 1998-2003 OpenSSL (www.openssl.org)</EM><HR>
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*/
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#ifndef __SHA_H__
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#define __SHA_H__
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#include "ipsec_types.h"
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#if LWIP_IPSEC
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/*
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* !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
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* ! SHA_LONG has to be at least 32 bits wide. If it's wider, then !
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* ! SHA_LONG_LOG2 has to be defined along. !
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* !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
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*/
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#define SHA_LONG __u32
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#define SHA_LBLOCK 16
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#define SHA_DIGEST_LENGTH 20
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typedef struct SHAstate_st
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{
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SHA_LONG h0,h1,h2,h3,h4;
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SHA_LONG Nl,Nh;
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SHA_LONG data[SHA_LBLOCK];
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int num;
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} SHA_CTX;
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//void SHA1_Init(SHA_CTX *c);
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//void SHA1_Update(SHA_CTX *c, const void *data, unsigned long len);
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//void SHA1_Final(unsigned char *md, SHA_CTX *c);
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//unsigned char *SHA1(const unsigned char *d, unsigned long n,unsigned char *md);
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//void SHA1_Transform(SHA_CTX *c, const unsigned char *data);
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void ipsec_hmac_sha1(unsigned char*, int, unsigned char*, int, unsigned char*);
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#endif
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#endif
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