83 lines
3.0 KiB
C
83 lines
3.0 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 des.h
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* @brief Header of DES and 3DES cipher
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*
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* @author Niklaus Schild <n.schild@gmx.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)
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*</EM><HR>
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*/
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#ifndef __IPSEC_DES_H__
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#define __IPSEC_DES_H__
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#include "ipsec_types.h"
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#if LWIP_IPSEC
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#ifndef NO_SUPPORT_TLS
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#include "mbedtls/des.h"
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#include "mbedtls/compat-1.3.h" // mbedtls
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#else
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/*
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* !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
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* ! DES_LONG has to be at least 32 bits wide. !
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* !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
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*/
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#define DES_LONG __u32
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typedef unsigned char DES_cblock[8];
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typedef const unsigned char const_DES_cblock[8];
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typedef struct DES_ks
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{
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union
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{
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DES_cblock cblock;
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DES_LONG deslong[2]; /* make sure things are correct size on machines with 8 byte longs */
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} ks[16];
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} DES_key_schedule;
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#define DES_ENCRYPT 1 /**< defines encryption for the des function */
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#define DES_DECRYPT 0 /**< defines decryption for the des function */
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#endif
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//int DES_set_key_checked(const_DES_cblock *key,DES_key_schedule *schedule);
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//void DES_set_key_unchecked(const_DES_cblock *key,DES_key_schedule *schedule);
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void ipsec_cipher_3des_cbc(unsigned char*, int, unsigned char*, unsigned char*, int, unsigned char*);
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#endif
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#endif
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