98 lines
2.5 KiB
C
98 lines
2.5 KiB
C
/*
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* Copyright (C) 2010 Martin Willi
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* Copyright (C) 2010 revosec AG
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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 tls_eap tls_eap
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* @{ @ingroup libtls
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*/
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#ifndef TLS_EAP_H_
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#define TLS_EAP_H_
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typedef struct tls_eap_t tls_eap_t;
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#include <eap/eap.h>
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#include "tls.h"
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/**
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* TLS over EAP helper, as used by EAP-TLS and EAP-TTLS.
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*/
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struct tls_eap_t {
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/**
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* Initiate TLS/TTLS/TNC over EAP exchange (as client).
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*
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* @param out allocated EAP packet data to send
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* @return
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* - NEED_MORE if more exchanges required
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* - FAILED if initiation failed
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*/
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status_t (*initiate)(tls_eap_t *this, chunk_t *out);
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/**
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* Process a received EAP-TLS/TTLS/TNC packet, create response.
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*
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* @param in EAP packet data to process
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* @param out allocated EAP packet data to send
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* @return
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* - SUCCESS if TLS negotiation completed
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* - FAILED if TLS negotiation failed
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* - NEED_MORE if more exchanges required
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*/
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status_t (*process)(tls_eap_t *this, chunk_t in, chunk_t *out);
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/**
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* Get the EAP-MSK.
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*
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* @return MSK
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*/
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chunk_t (*get_msk)(tls_eap_t *this);
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/**
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* Get the current EAP identifier.
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*
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* @return identifier
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*/
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u_int8_t (*get_identifier)(tls_eap_t *this);
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/**
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* Set the EAP identifier to a deterministic value, overwriting
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* the randomly initialized default value.
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*
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* @param identifier EAP identifier
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*/
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void (*set_identifier) (tls_eap_t *this, u_int8_t identifier);
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/**
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* Destroy a tls_eap_t.
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*/
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void (*destroy)(tls_eap_t *this);
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};
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/**
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* Create a tls_eap instance.
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*
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* @param type EAP type, EAP-TLS or EAP-TTLS
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* @param tls TLS implementation
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* @param frag_size maximum size of a TLS fragment we send
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* @param max_msg_count maximum number of processed messages
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* @param include_length if TRUE include length in non-fragmented packets
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*/
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tls_eap_t *tls_eap_create(eap_type_t type, tls_t *tls, size_t frag_size,
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int max_msg_count, bool include_length);
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#endif /** TLS_EAP_H_ @}*/
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