/** * A client-side 802.1x implementation supporting EAP/TLS * * This code is released under both the GPL version 2 and BSD licenses. * Either license may be used.  The respective licenses are found below. *  * Copyright (C) 2002 Bryan D. Payne & Nick L. Petroni Jr. * All Rights Reserved * * --- GPL Version 2 License --- * 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., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA. * * --- BSD License --- * 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. *  - All advertising materials mentioning features or use of this software *    must display the following acknowledgement: *       This product includes software developed by the University of *       Maryland at College Park and its contributors. *  - Neither the name of the University 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. *//******************************************************************* * EAP-MSCHAPv2 Function Headers *  * File: eapmschapv2.h * * Authors: Chris.Hessing@utah.edu * *******************************************************************/#ifndef _EAP_MSCHAPV2_H_#define _EAP_MSCHAPV2_H_#include <inttypes.h>#include "profile.h"#define EAP_TYPE_MSCHAPV2    0x1a#define MS_CHAPV2_CHALLENGE     1#define MS_CHAPV2_RESPONSE      2#define MS_CHAPV2_SUCCESS       3#define MS_CHAPV2_FAILURE       4#define MS_CHAPV2_CHANGE_PWD    7struct mschapv2_vars {  char *AuthenticatorChallenge;  char *PeerChallenge;  char *NtResponse;  char *keyingMaterial;};struct mschapv2_challenge {  uint8_t OpCode;  uint8_t MS_CHAPv2_ID;  uint16_t MS_Length;  uint8_t Value_Size;  uint8_t Challenge[16];  // Everything else in the packet should be the name of the RADIUS server.};struct mschapv2_response {  uint8_t OpCode;  uint8_t MS_CHAPv2_ID;  uint16_t MS_Length;  uint8_t Value_Size;  uint8_t Peer_Challenge[16];  uint8_t Reserved[8];  uint8_t NT_Response[24];  uint8_t Flags;};struct mschapv2_success_request {  uint8_t OpCode;  uint8_t MS_CHAPv2_ID;  uint16_t MS_Length;  uint8_t MsgField[42];   // S=<auth_string>};// A success response is a single byte 0x03, so we really don't need a // structure.int eapmschapv2_setup(struct generic_eap_data *);int eapmschapv2_process(struct generic_eap_data *, u_char *, int, u_char *, 			int *);int eapmschapv2_get_keys(struct interface_data *);int eapmschapv2_cleanup(struct generic_eap_data *);int eapmschapv2_failed(struct generic_eap_data *);#endif