eap_md5.h

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/**
 * @file eap_md5.h
 * @brief MD5-Challenge authentication method
 *
 * @section License
 *
 * SPDX-License-Identifier: GPL-2.0-or-later
 *
 * Copyright (C) 2022-2024 Oryx Embedded SARL. All rights reserved.
 *
 * This file is part of CycloneEAP Open.
 *
 * This program is free software; you can redistribute it and/or
 * modify it under the terms of the GNU General Public License
 * as published by the Free Software Foundation; either version 2
 * of the License, or (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program; if not, write to the Free Software Foundation,
 * Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.
 *
 * @author Oryx Embedded SARL (www.oryx-embedded.com)
 * @version 2.4.4
 **/
 
#ifndef _EAP_MD5_H
#define _EAP_MD5_H
 
//Dependencies
#include "eap/eap.h"
#include "supplicant/supplicant.h"
 
//C++ guard
#ifdef __cplusplus
extern "C" {
#endif
 
//CC-RX, CodeWarrior or Win32 compiler?
#if defined(__CCRX__)
   #pragma pack
#elif defined(__CWCC__) || defined(_WIN32)
   #pragma pack(push, 1)
#endif
 
 
/**
 * @brief EAP-MD5 packet
 **/
 
typedef __packed_struct
{
   uint8_t code;       //0
   uint8_t identifier; //1
   uint16_t length;    //2-3
   uint8_t type;       //4
   uint8_t valueSize;  //5
   uint8_t value[];    //6
} EapMd5Packet;
 
 
//CC-RX, CodeWarrior or Win32 compiler?
#if defined(__CCRX__)
   #pragma unpack
#elif defined(__CWCC__) || defined(_WIN32)
   #pragma pack(pop)
#endif
 
//EAP-MD5 related functions
error_t eapMd5CheckRequest(SupplicantContext *context,
   const EapMd5Packet *request, size_t length);
 
void eapMd5ProcessRequest(SupplicantContext *context,
   const EapMd5Packet *request, size_t length);
 
void eapMd5BuildResponse(SupplicantContext *context);
 
//C++ guard
#ifdef __cplusplus
}
#endif
 
#endif