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/*
* scamper_cyclemon: monitor active use of cycle structures so we know when
* to write a cycle-stop record.
*
* $Id: scamper_cyclemon.c,v 1.11 2007/05/07 10:03:57 mjl Exp $
*
* Matthew Luckie
*
* Copyright (C) 2006 The University of Waikato
*
* This program 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, version 2.
*
* This program 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 this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*
*/
#include <sys/types.h>
#include <sys/socket.h>
#include <sys/time.h>
#include <netinet/in.h>
#include <stdlib.h>
#include <string.h>
#if defined(__APPLE__)
#include <stdint.h>
#endif
#include "scamper_list.h"
#include "scamper_outfiles.h"
#include "scamper_task.h"
#include "scamper_addresslist.h"
#include "scamper_cyclemon.h"
#include "utils.h"
struct scamper_cyclemon
{
struct scamper_cycle *cycle;
scamper_cyclemon_finish_t finish;
scamper_source_t *source;
scamper_outfile_t *outfile;
int refcnt;
};
scamper_cycle_t *scamper_cyclemon_cycle(const scamper_cyclemon_t *cyclemon)
{
if(cyclemon != NULL)
{
return cyclemon->cycle;
}
return NULL;
}
void scamper_cyclemon_source_detach(scamper_cyclemon_t *cyclemon)
{
cyclemon->source = NULL;
return;
}
/*
* scamper_cyclemon_free
*
*/
void scamper_cyclemon_free(scamper_cyclemon_t *cyclemon)
{
if(cyclemon == NULL)
{
return;
}
if(cyclemon->cycle != NULL)
{
scamper_cycle_free(cyclemon->cycle);
}
if(cyclemon->outfile != NULL)
{
scamper_outfile_free(cyclemon->outfile);
}
free(cyclemon);
return;
}
void scamper_cyclemon_unuse(scamper_cyclemon_t *cyclemon)
{
if(cyclemon == NULL)
{
return;
}
cyclemon->refcnt--;
/*
* if there are still others with a pointer to the cycle monitor, then
* don't finish the cycle off
*/
if(cyclemon->refcnt > 0)
{
return;
}
cyclemon->finish(cyclemon->cycle, cyclemon->source, cyclemon->outfile);
scamper_cyclemon_free(cyclemon);
return;
}
scamper_cyclemon_t *scamper_cyclemon_use(scamper_cyclemon_t *cyclemon)
{
if(cyclemon != NULL) cyclemon->refcnt++;
return cyclemon;
}
scamper_cyclemon_t *scamper_cyclemon_alloc(scamper_cycle_t *cycle,
scamper_cyclemon_finish_t finish,
scamper_source_t *source,
scamper_outfile_t *outfile)
{
scamper_cyclemon_t *cyclemon;
if((cyclemon = malloc_zero(sizeof(scamper_cyclemon_t))) != NULL)
{
cyclemon->cycle = scamper_cycle_use(cycle);
cyclemon->outfile = scamper_outfile_use(outfile);
cyclemon->finish = finish;
cyclemon->source = source;
cyclemon->refcnt = 1;
}
return cyclemon;
}
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