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Added support for end-to-end DAO ACK for Contiki RPL.

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This is a fix for Contiki RPL so that it fully supports DAO ACK in
an end-to-end fashion. When DAO is sent it will be forwarded upwards
as before. DAO ACK will be forwarded downwards until it reach the node
that initiated the DAO ACK and unlike before it is not a single-hop
DAO ACK but it is fully reaching the RPL ROOT before any DAO ACK is
sent back. DAO ACK also now fully support different status messages
(success / fail).
This commit is contained in:
Joakim Eriksson 2015-08-19 15:50:20 +02:00
parent 3b9fa19a66
commit 946be77248
9 changed files with 316 additions and 27 deletions
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2
core/net/rpl/rpl-dag.c
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@ -1028,7 +1028,7 @@ rpl_join_instance(uip_ipaddr_t *from, rpl_dio_t *dio)
rpl_set_default_route(instance, from);
if(instance->mop != RPL_MOP_NO_DOWNWARD_ROUTES) {
rpl_schedule_dao(instance);
rpl_schedule_dao_immediately(instance);
} else {
PRINTF("RPL: The DIO does not meet the prerequisites for sending a DAO\n");
}