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/*
This file is part of GNUnet.
Copyright (C) 2007, 2008, 2009, 2016 GNUnet e.V.
GNUnet is free software: you can redistribute it and/or modify it
under the terms of the GNU Affero General Public License as published
by the Free Software Foundation, either version 3 of the License,
or (at your option) any later version.
GNUnet 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
Affero General Public License for more details.
*/
#include <stdlib.h>
#include "platform.h"
#include "gnunet_util_lib.h"
#include "gnunet_protocols.h"
static int special_ret = 0;
/**
* Handler for STOP message.
*
* @param cls client identification of the client
* @param message the actual message
*/
static void
handle_stop (void *cls,
const struct GNUNET_MessageHeader *message)
{
struct GNUNET_SERVICE_Client *client = cls;
GNUNET_log (GNUNET_ERROR_TYPE_INFO,
_("Initiating shutdown as requested by client.\n"));
GNUNET_SERVICE_client_persist (client);
GNUNET_SCHEDULER_shutdown ();
/* ARM won't exponentially increase restart delay if we
* terminate normally. This changes the return code.
*/
special_ret = 1;
}
/**
* Callback called when a client connects to the service.
*
* @param cls closure for the service
* @param c the new client that connected to the service
* @param mq the message queue used to send messages to the client
* @return @a c
*/
static void *
client_connect_cb (void *cls,
struct GNUNET_SERVICE_Client *c,
struct GNUNET_MQ_Handle *mq)
{
return c;
}
/**
* Callback called when a client disconnected from the service
*
* @param cls closure for the service
* @param c the client that disconnected
* @param internal_cls should be equal to @a c
*/
static void
client_disconnect_cb (void *cls,
struct GNUNET_SERVICE_Client *c,
void *internal_cls)
{
GNUNET_assert (c == internal_cls);
}
static void
run (void *cls,
const struct GNUNET_CONFIGURATION_Handle *cfg,
struct GNUNET_SERVICE_Handle *service)
{
/* nothing to do */
}
/**
* Define "main" method using service macro.
*/
GNUNET_SERVICE_MAIN
("do-nothing",
GNUNET_SERVICE_OPTION_NONE,
&run,
&client_connect_cb,
&client_disconnect_cb,
NULL,
GNUNET_MQ_hd_fixed_size (stop,
GNUNET_MESSAGE_TYPE_ARM_STOP,
struct GNUNET_MessageHeader,
NULL),
GNUNET_MQ_handler_end ());
/**
* MINIMIZE heap size (way below 128k) since this process doesn't need much.
*/
void __attribute__ ((destructor))
GNUNET_mockup_done ()
{
_exit (special_ret);
}
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