Added isinfinite to uip_ds6_defrt_t to handle infinite life time

This commit is contained in:
nifi 2010-05-10 13:46:35 +00:00
parent 808116ff56
commit 7aeb206840
3 changed files with 15 additions and 4 deletions

View file

@ -32,7 +32,7 @@
*
* This file is part of the Contiki operating system.
*
* $Id: rpl-dag.c,v 1.5 2010/05/10 11:16:35 joxe Exp $
* $Id: rpl-dag.c,v 1.6 2010/05/10 13:46:35 nifi Exp $
*/
/**
* \file
@ -175,7 +175,11 @@ rpl_set_default_route(rpl_dag_t *dag, uip_ipaddr_t *from)
PRINTF("RPL: Adding default route through ");
PRINT6ADDR(from);
PRINTF("\n");
if(DEFAULT_ROUTE_LIFETIME == INFINITE_LIFETIME) {
dag->def_route = uip_ds6_defrt_add(from, 0);
} else {
dag->def_route = uip_ds6_defrt_add(from, DEFAULT_ROUTE_LIFETIME);
}
if(dag->def_route == NULL) {
return 0;
}

View file

@ -196,7 +196,8 @@ uip_ds6_periodic(void)
/* Periodic processing on default routers */
for(locdefrt = uip_ds6_defrt_list;
locdefrt < uip_ds6_defrt_list + UIP_DS6_DEFRT_NB; locdefrt++) {
if((locdefrt->isused) && (stimer_expired(&(locdefrt->lifetime)))) {
if((locdefrt->isused) && (!locdefrt->isinfinite) &&
(stimer_expired(&(locdefrt->lifetime)))) {
uip_ds6_defrt_rm(locdefrt);
}
}
@ -374,7 +375,12 @@ uip_ds6_defrt_add(uip_ipaddr_t *ipaddr, unsigned long interval)
(uip_ds6_element_t **) & locdefrt) == FREESPACE) {
locdefrt->isused = 1;
uip_ipaddr_copy(&(locdefrt->ipaddr), ipaddr);
if(interval != 0) {
stimer_set(&(locdefrt->lifetime), interval);
locdefrt->isinfinite = 0;
} else {
locdefrt->isinfinite = 1;
}
PRINTF("Adding defrouter with ip addr");
PRINT6ADDR(&locdefrt->ipaddr);

View file

@ -173,6 +173,7 @@ typedef struct uip_ds6_defrt {
uint8_t isused;
uip_ipaddr_t ipaddr;
struct stimer lifetime;
uint8_t isinfinite;
} uip_ds6_defrt_t;
/** \brief A prefix list entry */