GNUnet  0.20.0
mockup-service.c
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1 /*
2  This file is part of GNUnet.
3  Copyright (C) 2007, 2008, 2009, 2016 GNUnet e.V.
4 
5  GNUnet is free software: you can redistribute it and/or modify it
6  under the terms of the GNU Affero General Public License as published
7  by the Free Software Foundation, either version 3 of the License,
8  or (at your option) any later version.
9 
10  GNUnet is distributed in the hope that it will be useful, but
11  WITHOUT ANY WARRANTY; without even the implied warranty of
12  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
13  Affero General Public License for more details.
14 
15  You should have received a copy of the GNU Affero General Public License
16  along with this program. If not, see <http://www.gnu.org/licenses/>.
17 
18  SPDX-License-Identifier: AGPL3.0-or-later
19  */
20 
21 #include "platform.h"
22 #include <stdlib.h>
23 #include "gnunet_util_lib.h"
24 #include "gnunet_protocols.h"
25 
26 
27 static int special_ret = 0;
28 
35 static void
36 handle_stop (void *cls, const struct GNUNET_MessageHeader *message)
37 {
38  struct GNUNET_SERVICE_Client *client = cls;
39 
40  (void) message;
42  _ ("Initiating shutdown as requested by client.\n"));
45  /* ARM won't exponentially increase restart delay if we
46  * terminate normally. This changes the return code.
47  */
48  special_ret = 1;
49 }
50 
51 
60 static void *
61 client_connect_cb (void *cls,
62  struct GNUNET_SERVICE_Client *c,
63  struct GNUNET_MQ_Handle *mq)
64 {
65  (void) cls;
66  (void) mq;
67  return c;
68 }
69 
70 
78 static void
80  struct GNUNET_SERVICE_Client *c,
81  void *internal_cls)
82 {
83  (void) cls;
84  GNUNET_assert (c == internal_cls);
85 }
86 
87 
88 static void
89 run (void *cls,
90  const struct GNUNET_CONFIGURATION_Handle *cfg,
92 {
93  (void) cls;
94  (void) cfg;
95  (void) service;
96  /* nothing to do */
97 }
98 
99 
103 GNUNET_SERVICE_MAIN ("do-nothing",
105  &run,
108  NULL,
111  struct GNUNET_MessageHeader,
112  NULL),
114 
115 
119 void __attribute__ ((destructor))
120 GNUNET_mockup_done ()
121 {
122  _exit (special_ret);
123 }
struct GNUNET_MQ_Handle * mq
Definition: 003.c:5
static const struct GNUNET_CONFIGURATION_Handle * cfg
Configuration we are using.
Definition: gnunet-abd.c:36
static struct GNUNET_SERVICE_Handle * service
Handle to our service instance.
Constants for network protocols.
#define GNUNET_log(kind,...)
#define GNUNET_assert(cond)
Use this for fatal errors that cannot be handled.
@ GNUNET_ERROR_TYPE_INFO
#define GNUNET_MQ_handler_end()
End-marker for the handlers array.
#define GNUNET_MQ_hd_fixed_size(name, code, str, ctx)
#define GNUNET_MESSAGE_TYPE_ARM_STOP
Request to ARM to stop a service.
void GNUNET_SCHEDULER_shutdown(void)
Request the shutdown of a scheduler.
Definition: scheduler.c:562
void GNUNET_SERVICE_client_persist(struct GNUNET_SERVICE_Client *c)
Set the persist option on this client.
Definition: service.c:2430
@ GNUNET_SERVICE_OPTION_NONE
Use defaults.
static void handle_stop(void *cls, const struct GNUNET_MessageHeader *message)
Handler for STOP message.
static int special_ret
static void * client_connect_cb(void *cls, struct GNUNET_SERVICE_Client *c, struct GNUNET_MQ_Handle *mq)
Callback called when a client connects to the service.
static void client_disconnect_cb(void *cls, struct GNUNET_SERVICE_Client *c, void *internal_cls)
Callback called when a client disconnected from the service.
void __attribute__((destructor))
MINIMIZE heap size (way below 128k) since this process doesn't need much.
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())
Define "main" method using service macro.
static void run(void *cls, const struct GNUNET_CONFIGURATION_Handle *cfg, struct GNUNET_SERVICE_Handle *service)
#define _(String)
GNU gettext support macro.
Definition: platform.h:178
Handle to a message queue.
Definition: mq.c:87
Header for all communications.
Handle to a client that is connected to a service.
Definition: service.c:252
Handle to a service.
Definition: service.c:118