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Added the const keyword to IP address arguments that are not (and should not be) changed by the callee

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This commit is contained in:
Adam Dunkels 2013-11-16 14:42:57 +01:00
parent 7b59e1dbe7
commit f9cb6ec2fa
12 changed files with 40 additions and 40 deletions
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8
core/net/rpl/rpl-dag.c
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@ -96,9 +96,9 @@ rpl_get_parent_rank(uip_lladdr_t *addr)
}
/*---------------------------------------------------------------------------*/
uint16_t
rpl_get_parent_link_metric(uip_lladdr_t *addr)
rpl_get_parent_link_metric(const uip_lladdr_t *addr)
{
rpl_parent_t *p = nbr_table_get_from_lladdr(rpl_parents, (rimeaddr_t *)addr);
rpl_parent_t *p = nbr_table_get_from_lladdr(rpl_parents, (const rimeaddr_t *)addr);
if(p != NULL) {
return p->link_metric;
} else {
@ -539,7 +539,7 @@ rpl_add_parent(rpl_dag_t *dag, rpl_dio_t *dio, uip_ipaddr_t *addr)
rpl_parent_t *p = NULL;
/* Is the parent known by ds6? Drop this request if not.
* Typically, the parent is added upon receiving a DIO. */
uip_lladdr_t *lladdr = uip_ds6_nbr_lladdr_from_ipaddr(addr);
const uip_lladdr_t *lladdr = uip_ds6_nbr_lladdr_from_ipaddr(addr);
PRINTF("RPL: rpl_add_parent lladdr %p\n", lladdr);
if(lladdr != NULL) {
@ -561,7 +561,7 @@ static rpl_parent_t *
find_parent_any_dag_any_instance(uip_ipaddr_t *addr)
{
uip_ds6_nbr_t *ds6_nbr = uip_ds6_nbr_lookup(addr);
uip_lladdr_t *lladdr = uip_ds6_nbr_get_ll(ds6_nbr);
const uip_lladdr_t *lladdr = uip_ds6_nbr_get_ll(ds6_nbr);
return nbr_table_get_from_lladdr(rpl_parents, (rimeaddr_t *)lladdr);
}
/*---------------------------------------------------------------------------*/