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/*
This file is part of GNUnet.
(C) 2009 Christian Grothoff (and other contributing authors)
GNUnet 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, 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
General Public License for more details.
You should have received a copy of the GNU General Public License
along with GNUnet; see the file COPYING. If not, write to the
Free Software Foundation, Inc., 59 Temple Place - Suite 330,
Boston, MA 02111-1307, USA.
*/
/**
* @file util/test_network_addressing.c
* @brief tests for network.c
*/
#include "platform.h"
#include "gnunet_common.h"
#include "gnunet_network_lib.h"
#include "gnunet_scheduler_lib.h"
#include "gnunet_time_lib.h"
#define VERBOSE GNUNET_NO
#define PORT 12435
static struct GNUNET_NETWORK_SocketHandle *csock;
static struct GNUNET_NETWORK_SocketHandle *asock;
static struct GNUNET_NETWORK_SocketHandle *lsock;
static size_t sofar;
static int ls;
/**
* Create and initialize a listen socket for the server.
*
* @return -1 on error, otherwise the listen socket
*/
static int
open_listen_socket ()
{
const static int on = 1;
struct sockaddr_in sa;
int fd;
memset (&sa, 0, sizeof (sa));
sa.sin_port = htons (PORT);
fd = SOCKET (AF_INET, SOCK_STREAM, 0);
GNUNET_assert (fd >= 0);
if (SETSOCKOPT (fd, SOL_SOCKET, SO_REUSEADDR, &on, sizeof (on)) < 0)
GNUNET_log (GNUNET_ERROR_TYPE_ERROR | GNUNET_ERROR_TYPE_BULK,
"setsockopt");
GNUNET_assert (BIND (fd, &sa, sizeof (sa)) >= 0);
LISTEN (fd, 5);
return fd;
}
static void
receive_check (void *cls,
const void *buf,
size_t available,
const struct sockaddr *addr, socklen_t addrlen, int errCode)
{
int *ok = cls;
GNUNET_assert (buf != NULL); /* no timeout */
if (0 == memcmp (&"Hello World"[sofar], buf, available))
sofar += available;
if (sofar < 12)
{
GNUNET_NETWORK_receive (asock,
1024,
GNUNET_TIME_relative_multiply
(GNUNET_TIME_UNIT_SECONDS, 5), &receive_check,
cls);
}
else
{
*ok = 0;
GNUNET_NETWORK_socket_destroy (asock);
}
}
static void
run_accept (void *cls, const struct GNUNET_SCHEDULER_TaskContext *tc)
{
void *addr;
size_t alen;
struct sockaddr_in *v4;
struct sockaddr_in expect;
asock = GNUNET_NETWORK_socket_create_from_accept (tc->sched,
NULL, NULL, ls, 1024);
GNUNET_assert (asock != NULL);
GNUNET_assert (GNUNET_YES == GNUNET_NETWORK_socket_check (asock));
GNUNET_assert (GNUNET_OK ==
GNUNET_NETWORK_socket_get_address (asock, &addr, &alen));
GNUNET_assert (alen == sizeof (struct sockaddr_in));
v4 = addr;
memset (&expect, 0, sizeof (expect));
expect.sin_family = AF_INET;
expect.sin_port = v4->sin_port;
expect.sin_addr.s_addr = htonl (INADDR_LOOPBACK);
GNUNET_assert (0 == memcmp (&expect, v4, alen));
GNUNET_NETWORK_socket_destroy (lsock);
GNUNET_NETWORK_receive (asock,
1024,
GNUNET_TIME_relative_multiply
(GNUNET_TIME_UNIT_SECONDS, 5), &receive_check, cls);
}
static size_t
make_hello (void *cls, size_t size, void *buf)
{
GNUNET_assert (size >= 12);
strcpy ((char *) buf, "Hello World");
return 12;
}
static void
task (void *cls, const struct GNUNET_SCHEDULER_TaskContext *tc)
{
struct sockaddr_in v4;
ls = open_listen_socket ();
lsock = GNUNET_NETWORK_socket_create_from_existing (tc->sched, ls, 0);
GNUNET_assert (lsock != NULL);
v4.sin_family = AF_INET;
v4.sin_port = htons (PORT);
v4.sin_addr.s_addr = htonl (INADDR_LOOPBACK);
csock = GNUNET_NETWORK_socket_create_from_sockaddr (tc->sched,
AF_INET,
(const struct sockaddr
*) &v4, sizeof (v4),
1024);
GNUNET_assert (csock != NULL);
GNUNET_assert (NULL !=
GNUNET_NETWORK_notify_transmit_ready (csock,
12,
GNUNET_TIME_UNIT_SECONDS,
&make_hello, NULL));
GNUNET_NETWORK_socket_destroy (csock);
GNUNET_SCHEDULER_add_read (tc->sched,
GNUNET_NO,
GNUNET_SCHEDULER_PRIORITY_HIGH,
GNUNET_SCHEDULER_NO_PREREQUISITE_TASK,
GNUNET_TIME_UNIT_FOREVER_REL,
ls, &run_accept, cls);
}
/**
* Main method, starts scheduler with task ,
* checks that "ok" is correct at the end.
*/
static int
check ()
{
int ok;
ok = 1;
GNUNET_SCHEDULER_run (&task, &ok);
return ok;
}
int
main (int argc, char *argv[])
{
int ret = 0;
GNUNET_log_setup ("test_network_addressing", "WARNING", NULL);
ret += check ();
return ret;
}
/* end of test_network_addressing.c */
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