Added functionality for decaying routes: when a packet is sent over a route, it is decayed. If the route is not refreshed within four packets (with the route_refresh() function, which is called when a new packet arrives), the route is dropped. A route can be decayed at most once per second

This commit is contained in:
adamdunkels 2009-05-10 21:08:01 +00:00
parent a220da3e88
commit fe30886b37
3 changed files with 106 additions and 22 deletions

View file

@ -39,7 +39,7 @@
*
* This file is part of the Contiki operating system.
*
* $Id: route.h,v 1.10 2009/05/04 11:23:30 adamdunkels Exp $
* $Id: route.h,v 1.11 2009/05/10 21:08:01 adamdunkels Exp $
*/
/**
@ -59,13 +59,16 @@ struct route_entry {
rimeaddr_t dest;
rimeaddr_t nexthop;
uint8_t seqno;
uint8_t hop_count;
uint8_t cost;
uint8_t time;
uint8_t decay;
uint8_t time_last_decay;
};
void route_init(void);
int route_add(const rimeaddr_t *dest, const rimeaddr_t *nexthop,
uint8_t hop_count, uint8_t seqno);
uint8_t cost, uint8_t seqno);
struct route_entry *route_lookup(const rimeaddr_t *dest);
void route_refresh(struct route_entry *e);
void route_remove(struct route_entry *e);