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prevent the rpl root from dropping packets bound for outside the dodag while in NS mode

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This commit is contained in:
andrewbrannan 2017-03-08 12:42:56 +00:00
parent 8248f524f5
commit 0a85ccdc56
1 changed files with 10 additions and 4 deletions
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14
core/net/rpl/rpl-ext-header.c
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@ -642,12 +642,18 @@ rpl_update_header(void)
if(default_instance->current_dag->rank == ROOT_RANK(default_instance)) {
/* At the root, remove headers if any, and insert SRH or HBH
* (SRH is inserted only if the destination is in the DODAG) */
* (SRH is inserted only if the destination is in the DODAG) */
rpl_remove_header();
if(RPL_IS_NON_STORING(default_instance)) {
return insert_srh_header();
if(rpl_get_dag(&UIP_IP_BUF->destipaddr) != NULL) {
/* dest is in a DODAG; the packet is going down. */
if(RPL_IS_NON_STORING(default_instance)) {
return insert_srh_header();
} else {
return insert_hbh_header(default_instance);
}
} else {
return insert_hbh_header(default_instance);
/* dest is outside of DODAGs; no ext header is needed. */
return 1;
}
} else {
if(uip_ds6_is_my_addr(&UIP_IP_BUF->srcipaddr)