leakfix
[oweals/gnunet.git] / src / util / test_network_receive_cancel.c
1 /*
2      This file is part of GNUnet.
3      (C) 2009 Christian Grothoff (and other contributing authors)
4
5      GNUnet is free software; you can redistribute it and/or modify
6      it under the terms of the GNU General Public License as published
7      by the Free Software Foundation; either version 2, or (at your
8      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      General Public License for more details.
14
15      You should have received a copy of the GNU General Public License
16      along with GNUnet; see the file COPYING.  If not, write to the
17      Free Software Foundation, Inc., 59 Temple Place - Suite 330,
18      Boston, MA 02111-1307, USA.
19 */
20 /**
21  * @file util/test_network_receive_cancel.c
22  * @brief tests for network.c
23  */
24 #include "platform.h"
25 #include "gnunet_common.h"
26 #include "gnunet_network_lib.h"
27 #include "gnunet_scheduler_lib.h"
28 #include "gnunet_time_lib.h"
29
30 #define VERBOSE GNUNET_NO
31
32 #define PORT 12435
33
34
35 static struct GNUNET_NETWORK_SocketHandle *csock;
36
37 static struct GNUNET_NETWORK_SocketHandle *asock;
38
39 static struct GNUNET_NETWORK_SocketHandle *lsock;
40
41 static int ls;
42
43 static GNUNET_SCHEDULER_TaskIdentifier receive_task;
44
45
46
47
48 /**
49  * Create and initialize a listen socket for the server.
50  *
51  * @return -1 on error, otherwise the listen socket
52  */
53 static int
54 open_listen_socket ()
55 {
56   const static int on = 1;
57   struct sockaddr_in sa;
58   int fd;
59
60   memset (&sa, 0, sizeof (sa));
61   sa.sin_port = htons (PORT);
62   fd = SOCKET (AF_INET, SOCK_STREAM, 0);
63   GNUNET_assert (fd >= 0);
64   if (SETSOCKOPT (fd, SOL_SOCKET, SO_REUSEADDR, &on, sizeof (on)) < 0)
65     GNUNET_log (GNUNET_ERROR_TYPE_ERROR | GNUNET_ERROR_TYPE_BULK,
66                 "setsockopt");
67   GNUNET_assert (BIND (fd, &sa, sizeof (sa)) >= 0);
68   LISTEN (fd, 5);
69   return fd;
70 }
71
72
73
74 static void
75 dead_receive (void *cls,
76               const void *buf,
77               size_t available,
78               const struct sockaddr *addr, socklen_t addrlen, int errCode)
79 {
80   GNUNET_assert (0);
81 }
82
83
84 static void
85 run_accept_cancel (void *cls, const struct GNUNET_SCHEDULER_TaskContext *tc)
86 {
87
88   asock = GNUNET_NETWORK_socket_create_from_accept (tc->sched,
89                                                     NULL, NULL, ls, 1024);
90   GNUNET_assert (asock != NULL);
91   GNUNET_assert (GNUNET_YES == GNUNET_NETWORK_socket_check (asock));
92   GNUNET_NETWORK_socket_destroy (lsock);
93   receive_task
94     = GNUNET_NETWORK_receive (asock,
95                               1024,
96                               GNUNET_TIME_relative_multiply
97                               (GNUNET_TIME_UNIT_SECONDS, 5), &dead_receive,
98                               cls);
99 }
100
101
102 static void
103 receive_cancel_task (void *cls, const struct GNUNET_SCHEDULER_TaskContext *tc)
104 {
105   int *ok = cls;
106   GNUNET_NETWORK_receive_cancel (asock, receive_task);
107   GNUNET_NETWORK_socket_destroy (csock);
108   GNUNET_NETWORK_socket_destroy (asock);
109   *ok = 0;
110 }
111
112
113
114 static void
115 task_receive_cancel (void *cls, const struct GNUNET_SCHEDULER_TaskContext *tc)
116 {
117   ls = open_listen_socket ();
118   lsock = GNUNET_NETWORK_socket_create_from_existing (tc->sched, ls, 0);
119   GNUNET_assert (lsock != NULL);
120   csock = GNUNET_NETWORK_socket_create_from_connect (tc->sched,
121                                                      "localhost", PORT, 1024);
122   GNUNET_assert (csock != NULL);
123   GNUNET_SCHEDULER_add_read (tc->sched,
124                              GNUNET_NO,
125                              GNUNET_SCHEDULER_PRIORITY_HIGH,
126                              GNUNET_SCHEDULER_NO_PREREQUISITE_TASK,
127                              GNUNET_TIME_UNIT_FOREVER_REL,
128                              ls, &run_accept_cancel, cls);
129   GNUNET_SCHEDULER_add_delayed (tc->sched,
130                                 GNUNET_NO,
131                                 GNUNET_SCHEDULER_PRIORITY_KEEP,
132                                 GNUNET_SCHEDULER_NO_PREREQUISITE_TASK,
133                                 GNUNET_TIME_UNIT_SECONDS,
134                                 &receive_cancel_task, cls);
135 }
136
137
138
139 /**
140  * Main method, starts scheduler with task_timeout.
141  */
142 static int
143 check_receive_cancel ()
144 {
145   int ok;
146
147   ok = 1;
148   GNUNET_SCHEDULER_run (&task_receive_cancel, &ok);
149   return ok;
150 }
151
152
153 int
154 main (int argc, char *argv[])
155 {
156   int ret = 0;
157
158   GNUNET_log_setup ("test_network_receive_cancel", "WARNING", NULL);
159   ret += check_receive_cancel ();
160
161   return ret;
162 }
163
164 /* end of test_network.c */