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/*
This file is part of GNUnet.
Copyright (C) 2009, 2010, 2016 GNUnet e.V.
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 3, 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., 51 Franklin Street, Fifth Floor,
Boston, MA 02110-1301, USA.
*/
/**
* @file transport/test_transport_api.c
* @brief base test case for transport implementations
* @author Christian Grothoff
*
* This test case serves as a base for tcp, udp, and udp-nat
* transport test cases. Based on the executable being run
* the correct test case will be performed. Conservation of
* C code apparently.
*/
#include "platform.h"
#include "gnunet_transport_service.h"
#include "transport-testing.h"
/**
* How long until we give up on transmitting the message?
*/
#define TIMEOUT GNUNET_TIME_relative_multiply (GNUNET_TIME_UNIT_SECONDS, 30)
/**
* How long until we give up on transmitting the message?
*/
#define TIMEOUT_TRANSMIT GNUNET_TIME_relative_multiply (GNUNET_TIME_UNIT_SECONDS, 5)
#define TEST_MESSAGE_SIZE 2600
#define TEST_MESSAGE_TYPE 12345
static struct GNUNET_TRANSPORT_TESTING_ConnectCheckContext *ccc;
static struct GNUNET_TRANSPORT_TransmitHandle *th;
static void
custom_shutdown (void *cls)
{
if (NULL != th)
{
GNUNET_TRANSPORT_notify_transmit_ready_cancel (th);
th = NULL;
}
}
static void
notify_receive (void *cls,
struct GNUNET_TRANSPORT_TESTING_PeerContext *receiver,
const struct GNUNET_PeerIdentity *sender,
const struct GNUNET_MessageHeader *message)
{
{
char *ps = GNUNET_strdup (GNUNET_i2s (&receiver->id));
GNUNET_log (GNUNET_ERROR_TYPE_INFO,
"Peer %u (`%s') received message of type %d and size %u size from peer %s!\n",
receiver->no,
ps,
ntohs (message->type),
ntohs (message->size),
GNUNET_i2s (sender));
GNUNET_free (ps);
}
if ((TEST_MESSAGE_TYPE == ntohs (message->type)) &&
(TEST_MESSAGE_SIZE == ntohs (message->size)))
{
ccc->global_ret = GNUNET_OK;
GNUNET_SCHEDULER_shutdown ();
}
else
{
GNUNET_break (0);
ccc->global_ret = GNUNET_SYSERR;
GNUNET_SCHEDULER_shutdown ();
}
}
static size_t
notify_ready (void *cls,
size_t size,
void *buf)
{
struct GNUNET_TRANSPORT_TESTING_PeerContext *p = cls;
struct GNUNET_MessageHeader *hdr;
th = NULL;
if (buf == NULL)
{
GNUNET_log (GNUNET_ERROR_TYPE_ERROR,
"Timeout occurred while waiting for transmit_ready\n");
GNUNET_SCHEDULER_shutdown ();
ccc->global_ret = 42;
return 0;
}
GNUNET_assert (size >= TEST_MESSAGE_SIZE);
if (NULL != buf)
{
memset (buf, '\0', TEST_MESSAGE_SIZE);
hdr = buf;
hdr->size = htons (TEST_MESSAGE_SIZE);
hdr->type = htons (TEST_MESSAGE_TYPE);
}
{
char *ps = GNUNET_strdup (GNUNET_i2s (&ccc->p[1]->id));
GNUNET_log (GNUNET_ERROR_TYPE_INFO,
"Peer %u (`%4s') sending message with type %u and size %u bytes to peer %u (`%4s')\n",
ccc->p[1]->no,
ps,
ntohs (hdr->type),
ntohs (hdr->size),
p->no,
GNUNET_i2s (&p->id));
GNUNET_free (ps);
}
return TEST_MESSAGE_SIZE;
}
static void
sendtask (void *cls)
{
{
char *receiver_s = GNUNET_strdup (GNUNET_i2s (&ccc->p[0]->id));
GNUNET_log (GNUNET_ERROR_TYPE_INFO,
"Sending message from peer %u (`%s') -> peer %u (`%s') !\n",
ccc->p[1]->no,
GNUNET_i2s (&ccc->p[1]->id),
ccc->p[0]->no,
receiver_s);
GNUNET_free (receiver_s);
}
ccc->global_ret = GNUNET_SYSERR;
th = GNUNET_TRANSPORT_notify_transmit_ready (ccc->p[1]->th,
&ccc->p[0]->id,
TEST_MESSAGE_SIZE,
TIMEOUT_TRANSMIT,
¬ify_ready,
ccc->p[0]);
GNUNET_assert (NULL != th);
}
static void
notify_disconnect (void *cls,
struct GNUNET_TRANSPORT_TESTING_PeerContext *me,
const struct GNUNET_PeerIdentity *other)
{
GNUNET_TRANSPORT_TESTING_log_disconnect (cls,
me,
other);
if (NULL != th)
{
GNUNET_TRANSPORT_notify_transmit_ready_cancel (th);
th = NULL;
}
}
/**
* Runs the test.
*
* @param argv the argv argument from main()
* @param bi_directional should we try to establish connections
* in both directions simultaneously?
*/
static int
test (char *argv[],
int bi_directional)
{
struct GNUNET_TRANSPORT_TESTING_ConnectCheckContext my_ccc = {
.connect_continuation = &sendtask,
.config_file = "test_transport_api_data.conf",
.rec = ¬ify_receive,
.nc = &GNUNET_TRANSPORT_TESTING_log_connect,
.nd = ¬ify_disconnect,
.shutdown_task = &custom_shutdown,
.timeout = TIMEOUT,
.bi_directional = bi_directional
};
ccc = &my_ccc;
if (GNUNET_OK !=
GNUNET_TRANSPORT_TESTING_main (2,
&GNUNET_TRANSPORT_TESTING_connect_check,
ccc))
return 1;
return 0;
}
int
main (int argc,
char *argv[])
{
if ( (0 != test (argv,
GNUNET_NO)) ||
(0 != test (argv,
GNUNET_YES) ) )
return 1;
return 0;
}
/* end of test_transport_api.c */
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