164 lines
3.8 KiB
C
164 lines
3.8 KiB
C
/*
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* Copyright (C) 2012 Tobias Brunner
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* Copyright (C) 2005-2006 Martin Willi
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* Copyright (C) 2005 Jan Hutter
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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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#include "ike_sa_id.h"
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#include <stdio.h>
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#include <encoding/payloads/ike_header.h>
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typedef struct private_ike_sa_id_t private_ike_sa_id_t;
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/**
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* Private data of an ike_sa_id_t object.
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*/
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struct private_ike_sa_id_t {
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/**
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* Public interface of ike_sa_id_t.
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*/
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ike_sa_id_t public;
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/**
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* Major IKE version of IKE_SA.
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*/
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uint8_t ike_version;
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/**
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* SPI of initiator.
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*/
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uint64_t initiator_spi;
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/**
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* SPI of responder.
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*/
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uint64_t responder_spi;
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/**
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* Role for specific IKE_SA.
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*/
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bool is_initiator_flag;
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};
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METHOD(ike_sa_id_t, get_ike_version, uint8_t,
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private_ike_sa_id_t *this)
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{
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return this->ike_version;
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}
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METHOD(ike_sa_id_t, set_responder_spi, void,
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private_ike_sa_id_t *this, uint64_t responder_spi)
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{
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this->responder_spi = responder_spi;
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}
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METHOD(ike_sa_id_t, set_initiator_spi, void,
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private_ike_sa_id_t *this, uint64_t initiator_spi)
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{
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this->initiator_spi = initiator_spi;
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}
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METHOD(ike_sa_id_t, get_initiator_spi, uint64_t,
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private_ike_sa_id_t *this)
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{
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return this->initiator_spi;
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}
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METHOD(ike_sa_id_t, get_responder_spi, uint64_t,
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private_ike_sa_id_t *this)
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{
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return this->responder_spi;
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}
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METHOD(ike_sa_id_t, equals, bool,
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private_ike_sa_id_t *this, private_ike_sa_id_t *other)
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{
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if (other == NULL)
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{
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return FALSE;
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}
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return this->ike_version == other->ike_version &&
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(this->ike_version == IKEV1_MAJOR_VERSION ||
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this->is_initiator_flag == other->is_initiator_flag) &&
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this->initiator_spi == other->initiator_spi &&
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this->responder_spi == other->responder_spi;
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}
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METHOD(ike_sa_id_t, replace_values, void,
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private_ike_sa_id_t *this, private_ike_sa_id_t *other)
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{
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this->ike_version = other->ike_version;
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this->initiator_spi = other->initiator_spi;
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this->responder_spi = other->responder_spi;
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this->is_initiator_flag = other->is_initiator_flag;
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}
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METHOD(ike_sa_id_t, is_initiator, bool,
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private_ike_sa_id_t *this)
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{
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return this->is_initiator_flag;
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}
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METHOD(ike_sa_id_t, switch_initiator, bool,
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private_ike_sa_id_t *this)
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{
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this->is_initiator_flag = !this->is_initiator_flag;
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return this->is_initiator_flag;
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}
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METHOD(ike_sa_id_t, clone_, ike_sa_id_t*,
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private_ike_sa_id_t *this)
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{
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return ike_sa_id_create(this->ike_version, this->initiator_spi,
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this->responder_spi, this->is_initiator_flag);
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}
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METHOD(ike_sa_id_t, destroy, void,
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private_ike_sa_id_t *this)
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{
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free(this);
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}
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/*
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* Described in header.
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*/
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ike_sa_id_t * ike_sa_id_create(uint8_t ike_version, uint64_t initiator_spi,
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uint64_t responder_spi, bool is_initiator_flag)
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{
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private_ike_sa_id_t *this;
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INIT(this,
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.public = {
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.get_ike_version = _get_ike_version,
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.set_responder_spi = _set_responder_spi,
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.set_initiator_spi = _set_initiator_spi,
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.get_responder_spi = _get_responder_spi,
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.get_initiator_spi = _get_initiator_spi,
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.equals = (void*)_equals,
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.replace_values = (void*)_replace_values,
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.is_initiator = _is_initiator,
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.switch_initiator = _switch_initiator,
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.clone = _clone_,
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.destroy = _destroy,
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},
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.ike_version = ike_version,
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.initiator_spi = initiator_spi,
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.responder_spi = responder_spi,
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.is_initiator_flag = is_initiator_flag,
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);
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return &this->public;
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}
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