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fixed codestyle, improved APIs, and cleaned up comments

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This commit is contained in:
Joakim Eriksson 2016-03-26 20:12:52 +01:00
parent 12ac02650b
commit 12a75c3e43
12 changed files with 91 additions and 51 deletions
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33
core/net/rpl/rpl-nbr-policy.c
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@ -72,6 +72,10 @@ static linkaddr_t *worst_rank_nbr; /* the parent that has the worst rank */
static rpl_rank_t worst_rank;
/*---------------------------------------------------------------------------*/
#if DEBUG == DEBUG_FULL
/*
* This create a periodic call of the update_nbr function that will print
* useful debugging information when in DEBUG_FULL mode
*/
static void update_nbr(void);
static struct ctimer periodic_timer;
static int timer_init = 0;
@ -111,9 +115,12 @@ update_nbr(void)
linkaddr_t *lladdr = nbr_table_get_lladdr(ds6_neighbors, nbr);
is_used = 0;
/* Check if this neighbor is used as nexthop and therefor being a
RPL child. */
if(uip_ds6_route_is_nexthop((uip_lladdr_t *)lladdr) != 0) {
/*
* Check if this neighbor is used as nexthop and therefor being a
* RPL child.
*/
if(uip_ds6_route_is_nexthop(&nbr->ipaddr) != 0) {
is_used++;
num_children++;
}
@ -123,10 +130,10 @@ update_nbr(void)
num_parents++;
if(parent->dag != NULL && parent->dag->preferred_parent == parent) {
/* This is the preferred parent for the DAG and must not be removed */
/* Note: this assumes that only RPL adds default routes. */
/*
* This is the preferred parent for the DAG and must not be removed
* Note: this assumes that only RPL adds default routes.
*/
} else if(is_used == 0 && worst_rank < INFINITE_RANK &&
parent->rank > 0 &&
parent->dag != NULL &&
@ -168,9 +175,10 @@ find_removable_dis(uip_ipaddr_t *from)
update_nbr();
if(num_free > 0) {
printf("num-free > 0 = %d", num_free);
printf("**** Should remove unused elements but can not... \n");
/* return 1; */
/* there are free entries (e.g. unsused by RPL and ND6) but since it is
used by other modules we can not pick these entries for removal. */
PRINTF("Num-free > 0 = %d - Other for RPL/ND6 unused NBR entry exists .",
num_free);
}
if(num_children < MAX_CHILDREN) {
return worst_rank_nbr;
@ -192,7 +200,7 @@ find_removable_dio(uip_ipaddr_t *from, rpl_dio_t *dio)
return NULL;
}
/* Add the new neighbor only if it is better than the preferred parent. */
/* Add the new neighbor only if it is better than the worst parent. */
rank = instance->of->calculate_rank(NULL, dio->rank);
if(rank < worst_rank - instance->min_hoprankinc / 2) {
/* Found *great* neighbor - add! */
@ -231,7 +239,8 @@ find_removable_dao(uip_ipaddr_t *from, rpl_instance_t *instance)
}
/*---------------------------------------------------------------------------*/
const linkaddr_t *
rpl_nbr_policy_find_removable(nbr_table_reason_t reason,void * data) {
rpl_nbr_policy_find_removable(nbr_table_reason_t reason,void * data)
{
/* When we get the DIO/DAO/DIS we know that UIP contains the
incoming packet */
switch(reason) {