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/*
This file is part of GNUnet
(C) 2004, 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 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., 59 Temple Place - Suite 330,
Boston, MA 02111-1307, USA.
*/
/**
* @file fragmentation/test_fragmentation.c
* @brief test for fragmentation.c
* @author Christian Grothoff
*/
#include "platform.h"
#include "gnunet_fragmentation_lib.h"
#define NUM_MSGS 1
#define MTU 1111
static int ret = 1;
static struct GNUNET_DEFRAGMENT_Context *defrag;
static struct GNUNET_FRAGMENT_Context *frags[NUM_MSGS];
static void
proc_msgs (void *cls,
const struct GNUNET_MessageHeader *hdr)
{
static unsigned int total;
fprintf (stderr, "!");
total++;
if (total == NUM_MSGS)
{
ret = 0;
GNUNET_DEFRAGMENT_context_destroy (defrag);
defrag = NULL;
}
}
/**
* Process ACK (by passing to fragmenter)
*/
static void
proc_acks (void *cls,
const struct GNUNET_MessageHeader *hdr)
{
unsigned int i;
int ret;
fprintf (stderr, "@");
for (i=0;i<NUM_MSGS;i++)
{
if (frags[i] == NULL)
return;
ret = GNUNET_FRAGMENT_process_ack (frags[i],
hdr);
if (ret == GNUNET_OK)
{
GNUNET_FRAGMENT_context_destroy (frags[i]);
frags[i] = NULL;
return;
}
if (ret == GNUNET_NO)
return;
}
fprintf (stderr, "Got ACK that nobody feels responsible for...\n");
}
/**
* Process fragment (by passing to defrag).
*/
static void
proc_frac (void *cls,
const struct GNUNET_MessageHeader *hdr)
{
fprintf (stderr, ".");
if (NULL == defrag)
return;
GNUNET_DEFRAGMENT_process_fragment (defrag, hdr);
}
/**
* Main function run with scheduler.
*/
static void
run (void *cls,
char *const *args,
const char *cfgfile, const struct GNUNET_CONFIGURATION_Handle *cfg)
{
unsigned int i;
struct GNUNET_MessageHeader *msg;
char buf[MTU + 32 * 1024];
defrag = GNUNET_DEFRAGMENT_context_create (NULL,
MTU,
NUM_MSGS /* enough space for all */,
NULL,
&proc_msgs,
&proc_acks);
for (i=0;i<sizeof(buf);i++)
buf[i] = (char) i;
msg = (struct GNUNET_MessageHeader* ) buf;
for (i=0;i<NUM_MSGS;i++)
{
msg->type = htons ((uint16_t) i);
msg->size = htons (MTU + 1 + i % (32 * 1024));
frags[i] = GNUNET_FRAGMENT_context_create (NULL /* no stats */,
MTU,
NULL /* no tracker -- infinite BW */,
GNUNET_TIME_UNIT_MILLISECONDS,
msg,
&proc_frac,
NULL);
}
}
int
main (int argc, char *argv[])
{
struct GNUNET_GETOPT_CommandLineOption options[] = {
GNUNET_GETOPT_OPTION_END
};
char *const argv_prog[] = {
"test-fragmentation",
"-c",
"test_fragmentation_data.conf",
"-L",
#if VERBOSE
"DEBUG",
#else
"WARNING",
#endif
NULL
};
GNUNET_log_setup ("test-fragmentation",
#if VERBOSE
"DEBUG",
#else
"WARNING",
#endif
NULL);
GNUNET_PROGRAM_run (5, argv_prog, "test-fragmentation", "nohelp", options, &run, NULL);
return ret;
}
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