strongswan/src/charon/sa/tasks/ike_dpd.c

107 lines
2.4 KiB
C

/**
* @file ike_dpd.c
*
* @brief Implementation of the ike_dpd task.
*
*/
/*
* Copyright (C) 2007 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 "ike_dpd.h"
#include <daemon.h>
typedef struct private_ike_dpd_t private_ike_dpd_t;
/**
* Private members of a ike_dpd_t task.
*/
struct private_ike_dpd_t {
/**
* Public methods and task_t interface.
*/
ike_dpd_t public;
};
/**
* Implementation of task_t.build for initiator
* Implementation of task_t.process for responder
*/
static status_t return_need_more(private_ike_dpd_t *this, message_t *message)
{
return NEED_MORE;
}
/**
* Implementation of task_t.process for initiator
* Implementation of task_t.build for responder
*/
static status_t return_success(private_ike_dpd_t *this, message_t *message)
{
return SUCCESS;
}
/**
* Implementation of task_t.get_type
*/
static task_type_t get_type(private_ike_dpd_t *this)
{
return IKE_DPD;
}
/**
* Implementation of task_t.migrate
*/
static void migrate(private_ike_dpd_t *this, ike_sa_t *ike_sa)
{
}
/**
* Implementation of task_t.destroy
*/
static void destroy(private_ike_dpd_t *this)
{
free(this);
}
/*
* Described in header.
*/
ike_dpd_t *ike_dpd_create(bool initiator)
{
private_ike_dpd_t *this = malloc_thing(private_ike_dpd_t);
this->public.task.get_type = (task_type_t(*)(task_t*))get_type;
this->public.task.migrate = (void(*)(task_t*,ike_sa_t*))migrate;
this->public.task.destroy = (void(*)(task_t*))destroy;
if (initiator)
{
this->public.task.build = (status_t(*)(task_t*,message_t*))return_need_more;
this->public.task.process = (status_t(*)(task_t*,message_t*))return_success;
}
else
{
this->public.task.build = (status_t(*)(task_t*,message_t*))return_success;
this->public.task.process = (status_t(*)(task_t*,message_t*))return_need_more;
}
return &this->public;
}