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Added automatic timeouts

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This commit is contained in:
adamdunkels 2007-03-22 17:34:43 +00:00
parent 2ef8c91bbc
commit 5af2430f95
4 changed files with 47 additions and 12 deletions
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29
core/net/rime/route.c
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@ -28,7 +28,7 @@
*
* This file is part of the Contiki operating system.
*
* $Id: route.c,v 1.1 2007/03/15 19:52:51 adamdunkels Exp $
* $Id: route.c,v 1.2 2007/03/22 17:34:43 adamdunkels Exp $
*/
/**
@ -49,17 +49,41 @@
LIST(route_table);
MEMB(route_mem, struct route_entry, NUM_RT_ENTRIES);
static struct ctimer t;
#define MAX_TIME 10
/*---------------------------------------------------------------------------*/
static void
periodic(void *ptr)
{
struct route_entry *e;
for(e = list_head(route_table); e != NULL; e = e->next) {
e->time++;
if(e->time >= MAX_TIME) {
printf("Route to %d.%d bropped\n",
e->dest.u8[0], e->dest.u8[1]);
list_remove(route_table, e);
memb_free(&route_mem, e);
}
}
ctimer_set(&t, CLOCK_SECOND * 2, periodic, NULL);
}
/*---------------------------------------------------------------------------*/
void
route_init(void)
{
list_init(route_table);
memb_init(&route_mem);
ctimer_set(&t, CLOCK_SECOND * 2, periodic, NULL);
}
/*---------------------------------------------------------------------------*/
int
route_add(rimeaddr_t *dest, rimeaddr_t *nexthop,
u16_t hop_count, u16_t seqno)
u8_t hop_count, u8_t seqno)
{
struct route_entry *e;
@ -79,6 +103,7 @@ route_add(rimeaddr_t *dest, rimeaddr_t *nexthop,
rimeaddr_copy(&e->nexthop, nexthop);
e->hop_count = hop_count;
e->seqno = seqno;
e->time = 0;
/* New entry goes first. */
list_push(route_table, e);