mirror of
https://github.com/esp8266/Arduino.git
synced 2025-10-30 04:26:50 +03:00
93 lines
3.0 KiB
C
93 lines
3.0 KiB
C
/**
|
|
* \file des.h
|
|
*
|
|
* Based on XySSL: Copyright (C) 2006-2008 Christophe Devine
|
|
*
|
|
* Copyright (C) 2009 Paul Bakker <polarssl_maintainer at polarssl dot org>
|
|
*
|
|
* All rights reserved.
|
|
*
|
|
* Redistribution and use in source and binary forms, with or without
|
|
* modification, are permitted provided that the following conditions
|
|
* are met:
|
|
*
|
|
* * Redistributions of source code must retain the above copyright
|
|
* notice, this list of conditions and the following disclaimer.
|
|
* * 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.
|
|
* * Neither the names of PolarSSL or XySSL nor the names of its contributors
|
|
* may be used to endorse or promote products derived from this software
|
|
* without specific prior written permission.
|
|
*
|
|
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
|
|
* "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 COPYRIGHT
|
|
* OWNER 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.
|
|
*/
|
|
|
|
#include "netif/ppp/ppp_opts.h"
|
|
#if LWIP_INCLUDED_POLARSSL_DES
|
|
|
|
#ifndef LWIP_INCLUDED_POLARSSL_DES_H
|
|
#define LWIP_INCLUDED_POLARSSL_DES_H
|
|
|
|
#define DES_ENCRYPT 1
|
|
#define DES_DECRYPT 0
|
|
|
|
/**
|
|
* \brief DES context structure
|
|
*/
|
|
typedef struct
|
|
{
|
|
int mode; /*!< encrypt/decrypt */
|
|
unsigned long sk[32]; /*!< DES subkeys */
|
|
}
|
|
des_context;
|
|
|
|
#ifdef __cplusplus
|
|
extern "C" {
|
|
#endif
|
|
|
|
/**
|
|
* \brief DES key schedule (56-bit, encryption)
|
|
*
|
|
* \param ctx DES context to be initialized
|
|
* \param key 8-byte secret key
|
|
*/
|
|
void des_setkey_enc( des_context *ctx, unsigned char key[8] );
|
|
|
|
/**
|
|
* \brief DES key schedule (56-bit, decryption)
|
|
*
|
|
* \param ctx DES context to be initialized
|
|
* \param key 8-byte secret key
|
|
*/
|
|
void des_setkey_dec( des_context *ctx, unsigned char key[8] );
|
|
|
|
/**
|
|
* \brief DES-ECB block encryption/decryption
|
|
*
|
|
* \param ctx DES context
|
|
* \param input 64-bit input block
|
|
* \param output 64-bit output block
|
|
*/
|
|
void des_crypt_ecb( des_context *ctx,
|
|
const unsigned char input[8],
|
|
unsigned char output[8] );
|
|
|
|
#ifdef __cplusplus
|
|
}
|
|
#endif
|
|
|
|
#endif /* LWIP_INCLUDED_POLARSSL_DES_H */
|
|
|
|
#endif /* LWIP_INCLUDED_POLARSSL_DES */
|