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/**
* @file authenticator.h
*
* @brief Interface of authenticator.
*
*/
/*
* Copyright (C) 2005 Jan Hutter, Martin Willi
* Hochschule fuer Technik Rapperswil
*
* 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. See <http://www.fsf.org/copyleft/gpl.txt>.
*
* 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.
*/
#ifndef _AUTHENTICATOR_H_
#define _AUTHENTICATOR_H_
#include <types.h>
#include <encoding/payloads/auth_payload.h>
#include <encoding/payloads/id_payload.h>
#include <network/packet.h>
#include <sa/ike_sa.h>
typedef struct authenticator_t authenticator_t;
/**
* @brief Class authenticator_t. Used to authenticate a peer.
*
* Currently only preshared secret as auth_method supported!
*
* @ingroup sa
*/
struct authenticator_t {
/**
* @brief Verifying of given authentication data.
*
* TODO
* @param this authenticator_t object
* @return
* - NOT_SUPPORTED if auth_method is not supported
*/
status_t (*verify_auth_data) (authenticator_t *this,auth_payload_t *auth_payload, chunk_t last_received_packet,chunk_t my_nonce,id_payload_t *other_id_payload,bool *verified);
/**
* @brief Verifying of given authentication data.
*
* TODO
* @param this authenticator_t object
* @return
* - NOT_SUPPORTED if auth_method is not supported
*/
status_t (*compute_auth_data) (authenticator_t *this,auth_payload_t **auth_payload, chunk_t last_sent_packet,chunk_t other_nonce,id_payload_t *my_id_payload);
/**
* @brief Destroys a authenticator_t object.
*
* @param this authenticator_t object
*/
void (*destroy) (authenticator_t *this);
};
authenticator_t *authenticator_create(protected_ike_sa_t *ike_sa);
#endif //_AUTHENTICATOR_H_
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