From ea27bb406e3d8fe9466ba274af38e6f540ff5bfc Mon Sep 17 00:00:00 2001 From: Alexander Wirt Date: Sun, 3 Jun 2012 08:49:55 +0200 Subject: Imported Upstream version 1.2.1 --- src/cache_timer.c | 75 +++++++++++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 75 insertions(+) create mode 100644 src/cache_timer.c (limited to 'src/cache_timer.c') diff --git a/src/cache_timer.c b/src/cache_timer.c new file mode 100644 index 0000000..5881236 --- /dev/null +++ b/src/cache_timer.c @@ -0,0 +1,75 @@ +/* + * (C) 2006 by Pablo Neira Ayuso + * + * 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., 675 Mass Ave, Cambridge, MA 02139, USA. + */ + +#include "cache.h" +#include "conntrackd.h" +#include "alarm.h" + +#include + +static void timeout(struct alarm_block *a, void *data) +{ + struct cache_object *obj = data; + + cache_del(obj->cache, obj); + cache_object_free(obj); +} + +static void timer_add(struct cache_object *obj, void *data) +{ + struct alarm_block *a = data; + + init_alarm(a, obj, timeout); + add_alarm(a, CONFIG(cache_timeout), 0); +} + +static void timer_update(struct cache_object *obj, void *data) +{ + struct alarm_block *a = data; + add_alarm(a, CONFIG(cache_timeout), 0); +} + +static void timer_destroy(struct cache_object *obj, void *data) +{ + struct alarm_block *a = data; + del_alarm(a); +} + +static int timer_dump(struct cache_object *obj, void *data, char *buf, int type) +{ + struct timeval tv, tmp; + struct alarm_block *a = data; + + if (type == NFCT_O_XML) + return 0; + + if (!alarm_pending(a)) + return 0; + + gettimeofday(&tv, NULL); + timersub(&a->tv, &tv, &tmp); + return sprintf(buf, " [expires in %lds]", tmp.tv_sec); +} + +struct cache_feature timer_feature = { + .size = sizeof(struct alarm_block), + .add = timer_add, + .update = timer_update, + .destroy = timer_destroy, + .dump = timer_dump +}; -- cgit v1.2.3