132 lines
2.7 KiB
C
132 lines
2.7 KiB
C
/*
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* Copyright (C) 2012 Tobias Brunner
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* Copyright (C) 2010 Martin Willi
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* Copyright (C) 2010 revosec AG
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* Hochschule fuer Technik Rapperswil
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*
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* This program is free software; you can redistribute it and/or modify it
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* under the terms of the GNU General Public License as published by the
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* Free Software Foundation; either version 2 of the License, or (at your
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* option) any later version. See <http://www.fsf.org/copyleft/gpl.txt>.
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*
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* This program is distributed in the hope that it will be useful, but
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* WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
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* or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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* for more details.
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*/
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/**
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* @defgroup leap eap
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* @{ @ingroup libstrongswan
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*/
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#ifndef EAP_H_
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#define EAP_H_
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typedef enum eap_code_t eap_code_t;
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typedef enum eap_type_t eap_type_t;
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typedef struct eap_vendor_type_t eap_vendor_type_t;
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#include <library.h>
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/**
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* EAP code, type of an EAP message
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*/
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enum eap_code_t {
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EAP_REQUEST = 1,
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EAP_RESPONSE = 2,
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EAP_SUCCESS = 3,
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EAP_FAILURE = 4,
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};
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/**
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* enum names for eap_code_t.
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*/
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extern enum_name_t *eap_code_names;
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/**
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* short string enum names for eap_code_t.
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*/
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extern enum_name_t *eap_code_short_names;
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/**
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* EAP types, defines the EAP method implementation
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*/
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enum eap_type_t {
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EAP_IDENTITY = 1,
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EAP_NOTIFICATION = 2,
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EAP_NAK = 3,
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EAP_MD5 = 4,
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EAP_OTP = 5,
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EAP_GTC = 6,
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EAP_TLS = 13,
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EAP_SIM = 18,
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EAP_TTLS = 21,
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EAP_AKA = 23,
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EAP_PEAP = 25,
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EAP_MSCHAPV2 = 26,
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EAP_MSTLV = 33,
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EAP_TNC = 38,
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EAP_EXPANDED = 254,
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EAP_EXPERIMENTAL = 255,
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/** not a method, but an implementation providing different methods */
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EAP_RADIUS = 256,
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/** not a method, select method dynamically based on client selection */
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EAP_DYNAMIC = 257,
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};
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/**
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* enum names for eap_type_t.
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*/
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extern enum_name_t *eap_type_names;
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/**
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* short string enum names for eap_type_t.
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*/
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extern enum_name_t *eap_type_short_names;
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/**
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* Struct that stores EAP type and vendor ID
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*/
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struct eap_vendor_type_t {
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/**
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* EAP type
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*/
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eap_type_t type;
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/**
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* Vendor Id
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*/
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u_int32_t vendor;
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};
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/**
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* EAP packet format
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*/
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typedef struct __attribute__((packed)) {
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u_int8_t code;
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u_int8_t identifier;
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u_int16_t length;
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u_int8_t type;
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u_int8_t data;
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} eap_packet_t;
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/**
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* Lookup the EAP method type from a string.
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*
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* @param name EAP method name (such as "md5", "aka")
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* @return method type, 0 if unknown
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*/
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eap_type_t eap_type_from_string(char *name);
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/**
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* Parse a string of the form [eap-]type[-vendor].
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*
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* @param str EAP method string
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* @return parsed type (gets allocated), NULL if unknown or failed
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*/
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eap_vendor_type_t *eap_vendor_type_from_string(char *str);
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#endif /** EAP_H_ @}*/
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