[/trunk] Changeset 72 by mikael
* Switch to autoconf and automake.
/*
* 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; either version 2 of the License, or
* (at your option) any later version.
*
* 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.
*
* Jabber
* Copyright (C) 1998-1999 The Jabber Team http://jabber.org/
*/
#include "jabber.h"
jlimit jlimit_new(int maxt, int maxp)
{
pool p;
jlimit r;
p = pool_new();
r = pmalloc(p,sizeof(_jlimit));
r->key = NULL;
r->start = r->points = 0;
r->maxt = maxt;
r->maxp = maxp;
r->p = p;
return r;
}
void jlimit_free(jlimit r)
{
if(r != NULL)
{
if(r->key != NULL) free(r->key);
pool_free(r->p);
}
}
int jlimit_check(jlimit r, char *key, int points)
{
int now = time(NULL);
if(r == NULL) return 0;
/* make sure we didn't go over the time frame or get a null/new key */
if((now - r->start) > r->maxt || key == NULL || j_strcmp(key,r->key) != 0)
{ /* start a new key */
free(r->key);
if(key != NULL)
/* We use strdup instead of pstrdup since r->key needs to be free'd before
and more often than the rest of the rlimit structure */
r->key = strdup(key);
else
r->key = NULL;
r->start = now;
r->points = 0;
}
r->points += points;
/* if we're within the time frame and over the point limit */
if(r->points > r->maxp && (now - r->start) < r->maxt)
{
return 1; /* we don't reset the rate here, so that it remains rated until the time runs out */
}
return 0;
}