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path: root/src/charon/processing/jobs/update_sa_job.c
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/*
 * Copyright (C) 2008 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.
 */

#include <stdlib.h>

#include "update_sa_job.h"

#include <sa/ike_sa.h>
#include <daemon.h>


typedef struct private_update_sa_job_t private_update_sa_job_t;

/**
 * Private data of an update_sa_job_t Object
 */
struct private_update_sa_job_t {
	/**
	 * public update_sa_job_t interface
	 */
	update_sa_job_t public;
	
	/**
	 * reqid of the CHILD_SA
	 */
	u_int32_t reqid;
	
	/**
	 * New SA address and port
	 */
	host_t *new;
};

/**
 * Implements job_t.destroy.
 */
static void destroy(private_update_sa_job_t *this)
{
	this->new->destroy(this->new);
	free(this);
}

/**
 * Implementation of job_t.execute. 
 */ 
static void execute(private_update_sa_job_t *this)
{
	ike_sa_t *ike_sa;
	
	ike_sa = charon->ike_sa_manager->checkout_by_id(charon->ike_sa_manager,
													this->reqid, TRUE);
	if (ike_sa == NULL)
	{
		DBG1(DBG_JOB, "CHILD_SA with reqid %d not found for update", this->reqid);
	}
	else
	{
		/* we update only if other host is NATed, but not our */
		if (ike_sa->has_condition(ike_sa, COND_NAT_THERE) &&
			!ike_sa->has_condition(ike_sa, COND_NAT_HERE))
		{
			ike_sa->update_hosts(ike_sa, NULL, this->new);
		}
		charon->ike_sa_manager->checkin(charon->ike_sa_manager, ike_sa);
	}
	destroy(this);
}

/*
 * Described in header
 */
update_sa_job_t *update_sa_job_create(u_int32_t reqid, host_t *new)
{
	private_update_sa_job_t *this = malloc_thing(private_update_sa_job_t);
	
	this->public.job_interface.execute = (void (*) (job_t *)) execute;
	this->public.job_interface.destroy = (void (*) (job_t *)) destroy;
	
	this->reqid = reqid;
	this->new = new;

	return &this->public;
}