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/*
* Copyright (C) 2005-2007 Martin Willi
* Copyright (C) 2005 Jan Hutter
* 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.
*
* $Id: process_message_job.c 3666 2008-03-26 18:40:19Z tobias $
*/
#include "process_message_job.h"
#include <daemon.h>
typedef struct private_process_message_job_t private_process_message_job_t;
/**
* Private data of an process_message_job_t Object
*/
struct private_process_message_job_t {
/**
* public process_message_job_t interface
*/
process_message_job_t public;
/**
* Message associated with this job
*/
message_t *message;
};
/**
* Implements job_t.destroy.
*/
static void destroy(private_process_message_job_t *this)
{
this->message->destroy(this->message);
free(this);
}
/**
* Implementation of job_t.execute.
*/
static void execute(private_process_message_job_t *this)
{
ike_sa_t *ike_sa;
#ifdef ME
/* if this is an unencrypted INFORMATIONAL exchange it is likely a
* connectivity check. */
if (this->message->get_exchange_type(this->message) == INFORMATIONAL &&
this->message->get_first_payload_type(this->message) != ENCRYPTED)
{
/* theoretically this could also be an error message
* see RFC 4306, section 1.5. */
DBG1(DBG_NET, "received unencrypted informational: from %#H to %#H",
this->message->get_source(this->message),
this->message->get_destination(this->message));
charon->connect_manager->process_check(charon->connect_manager, this->message);
destroy(this);
return;
}
#endif /* ME */
ike_sa = charon->ike_sa_manager->checkout_by_message(charon->ike_sa_manager,
this->message);
if (ike_sa)
{
DBG1(DBG_NET, "received packet: from %#H to %#H",
this->message->get_source(this->message),
this->message->get_destination(this->message));
if (ike_sa->process_message(ike_sa, this->message) == DESTROY_ME)
{
charon->ike_sa_manager->checkin_and_destroy(charon->ike_sa_manager,
ike_sa);
}
else
{
charon->ike_sa_manager->checkin(charon->ike_sa_manager, ike_sa);
}
}
destroy(this);
}
/*
* Described in header
*/
process_message_job_t *process_message_job_create(message_t *message)
{
private_process_message_job_t *this = malloc_thing(private_process_message_job_t);
/* interface functions */
this->public.job_interface.execute = (void (*) (job_t *)) execute;
this->public.job_interface.destroy = (void(*)(job_t*))destroy;
/* private variables */
this->message = message;
return &(this->public);
}
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