types.h

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#pragma once
/*
 *   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 St, Fifth Floor, Boston, MA 02110-1301, USA
 */
 
/**
 * $Id: b046e5ad2b62abe225cdd11d03460dd1815c9a80 $
 * @file lib/eap/types.h
 * @brief Header file containing the interfaces for all EAP types
 *
 * @copyright 2001 hereUare Communications, Inc. (raghud@hereuare.com)
 * @copyright 2003 Alan DeKok (aland@freeradius.org)
 * @copyright 2006 The FreeRADIUS server project
 */
 
RCSIDH(lib_eap_types, "$Id: b046e5ad2b62abe225cdd11d03460dd1815c9a80 $")
 
#include <stdint.h>
#include <stddef.h>
 
/* Code (1) + Identifier (1) + Length (2) */
#define EAP_HEADER_LEN          4
 
typedef enum eap_code {
        FR_EAP_CODE_REQUEST = 1,
        FR_EAP_CODE_RESPONSE,
        FR_EAP_CODE_SUCCESS,
        FR_EAP_CODE_FAILURE,
        FR_EAP_CODE_MAX
} eap_code_t;
 
typedef enum eap_type {
        FR_EAP_METHOD_INVALID = 0,              /* 0 */
        FR_EAP_METHOD_IDENTITY,                 /* 1 */
        FR_EAP_METHOD_NOTIFICATION,             /* 2 */
        FR_EAP_METHOD_NAK,                      /* 3 */
        FR_EAP_METHOD_MD5,                      /* 4 */
        FR_EAP_METHOD_OTP,                      /* 5 */
        FR_EAP_METHOD_GTC,                      /* 6 */
        FR_EAP_METHOD_7,                        /* 7  - unused */
        FR_EAP_METHOD_8,                        /* 8  - unused */
        FR_EAP_METHOD_RSA_PUBLIC_KEY,           /* 9 */
        FR_EAP_METHOD_DSS_UNILATERAL,           /* 10 */
        FR_EAP_METHOD_KEA,                      /* 11 */
        FR_EAP_METHOD_KEA_VALIDATE,             /* 12 */
        FR_EAP_METHOD_TLS,                      /* 13 */
        FR_EAP_METHOD_DEFENDER_TOKEN,           /* 14 */
        FR_EAP_METHOD_RSA_SECURID,              /* 15 */
        FR_EAP_METHOD_ARCOT_SYSTEMS,            /* 16 */
        FR_EAP_METHOD_LEAP,                     /* 17 */
        FR_EAP_METHOD_SIM,                      /* 18 */
        FR_EAP_METHOD_SRP_SHA1,                 /* 19 */
        FR_EAP_METHOD_20,                       /* 20 - unassigned */
        FR_EAP_METHOD_TTLS,                     /* 21 */
        FR_EAP_METHOD_REMOTE_ACCESS_SERVICE,    /* 22 */
        FR_EAP_METHOD_AKA,                      /* 23 */
        FR_EAP_METHOD_3COM,                     /* 24 - should this be EAP-HP now? */
        FR_EAP_METHOD_PEAP,                     /* 25 */
        FR_EAP_METHOD_MSCHAPV2,                 /* 26 */
        FR_EAP_METHOD_MAKE,                     /* 27 */
        FR_EAP_METHOD_CRYPTOCARD,               /* 28 */
        FR_EAP_METHOD_CISCO_MSCHAPV2,           /* 29 */
        FR_EAP_METHOD_DYNAMID,                  /* 30 */
        FR_EAP_METHOD_ROB,                      /* 31 */
        FR_EAP_METHOD_POTP,                     /* 32 */
        FR_EAP_METHOD_MS_ATLV,                  /* 33 */
        FR_EAP_METHOD_SENTRINET,                /* 34 */
        FR_EAP_METHOD_ACTIONTEC,                /* 35 */
        FR_EAP_METHOD_COGENT_BIOMETRIC,         /* 36 */
        FR_EAP_METHOD_AIRFORTRESS,              /* 37 */
        FR_EAP_METHOD_TNC,                      /* 38 - fixme conflicts with HTTP DIGEST */
//      FR_EAP_METHOD_HTTP_DIGEST,              /* 38 */
        FR_EAP_METHOD_SECURISUITE,              /* 39 */
        FR_EAP_METHOD_DEVICECONNECT,            /* 40 */
        FR_EAP_METHOD_SPEKE,                    /* 41 */
        FR_EAP_METHOD_MOBAC,                    /* 42 */
        FR_EAP_METHOD_FAST,                     /* 43 */
        FR_EAP_METHOD_ZONELABS,                 /* 44 */
        FR_EAP_METHOD_LINK,                     /* 45 */
        FR_EAP_METHOD_PAX,                      /* 46 */
        FR_EAP_METHOD_PSK,                      /* 47 */
        FR_EAP_METHOD_SAKE,                     /* 48 */
        FR_EAP_METHOD_IKEV2,                    /* 49 */
        FR_EAP_METHOD_AKA_PRIME,                /* 50 */
        FR_EAP_METHOD_GPSK,                     /* 51 */
        FR_EAP_METHOD_PWD,                      /* 52 */
        FR_EAP_METHOD_EKE,                      /* 53 */
        FR_EAP_METHOD_PT,                       /* 54 */
        FR_EAP_METHOD_TEAP,                     /* 55 */
        FR_EAP_METHOD_MAX                       /* 56 - for validation */
} eap_type_t;
 
#define FR_EAP_EXPANDED_TYPE    (254)
 
/** EAP-Type specific data
 */
typedef struct {
        eap_type_t      num;
        size_t          length;
        uint8_t         *data;
} eap_type_data_t;
 
/** Structure to represent packet format of eap *on wire*
 *
 * @note Do not change field order, or field size. Code depends on
 * sizeof(eap_packet_raw_t), and uses this structure for
 * on the wire parsing.
 */
typedef struct CC_HINT(__packed__) {
        uint8_t         code;
        uint8_t         id;
        uint8_t         length[2];
        uint8_t         data[1];
} eap_packet_raw_t;
 
eap_type_t      eap_name2type(char const *name);
char const      *eap_type2name(eap_type_t method);