Merge branch 'release-4.1' into fix/rpl-various
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commit
2adf8544b2
@ -199,10 +199,18 @@ coap_receive(const coap_endpoint_t *src,
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new_offset = block_offset;
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}
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/* call CoAP framework and check if found and allowed */
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status = call_service(message, response,
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transaction->message + COAP_MAX_HEADER_SIZE,
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block_size, &new_offset);
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if(new_offset < 0) {
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LOG_DBG("Blockwise: block request offset overflow\n");
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coap_status_code = BAD_OPTION_4_02;
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coap_error_message = "BlockOutOfScope";
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status = COAP_HANDLER_STATUS_CONTINUE;
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} else {
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/* call CoAP framework and check if found and allowed */
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status = call_service(message, response,
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transaction->message + COAP_MAX_HEADER_SIZE,
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block_size, &new_offset);
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}
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if(status != COAP_HANDLER_STATUS_CONTINUE) {
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if(coap_status_code == NO_ERROR) {
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@ -1115,13 +1115,10 @@ coap_set_header_size1(coap_message_t *coap_pkt, uint32_t size)
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int
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coap_get_payload(coap_message_t *coap_pkt, const uint8_t **payload)
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{
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if(coap_pkt->payload) {
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if(payload != NULL) {
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*payload = coap_pkt->payload;
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return coap_pkt->payload_len;
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} else {
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*payload = NULL;
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return 0;
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}
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return coap_pkt->payload != NULL ? coap_pkt->payload_len : 0;
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}
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int
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coap_set_payload(coap_message_t *coap_pkt, const void *payload, size_t length)
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@ -397,9 +397,15 @@ process_dio_from_current_dag(uip_ipaddr_t *from, rpl_dio_t *dio)
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return;
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}
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/* If the DIO sender is on an older version of the DAG, ignore it. The node
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will eventually hear the global repair and catch up. */
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/* If the DIO sender is on an older version of the DAG, do not process it
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* further. The sender will eventually hear the global repair and catch up. */
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if(rpl_lollipop_greater_than(curr_instance.dag.version, dio->version)) {
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if(dio->rank == ROOT_RANK) {
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/* Before returning, if the DIO was from the root, an old DAG versions
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* likely incidates a root reboot. Reset our DIO timer to make sure the
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* root hears our version ASAP, and in turn triggers a global repair. */
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rpl_timers_dio_reset("Heard old version from root");
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}
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return;
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}
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@ -414,10 +420,12 @@ process_dio_from_current_dag(uip_ipaddr_t *from, rpl_dio_t *dio)
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* Must come first, as it might remove all neighbors, and we then need
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* to re-add this source of the DIO to the neighbor table */
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if(rpl_lollipop_greater_than(dio->version, curr_instance.dag.version)) {
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if(curr_instance.dag.rank == ROOT_RANK) { /* The root should not hear newer versions */
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if(curr_instance.dag.rank == ROOT_RANK) {
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/* The root should not hear newer versions unless it just rebooted */
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LOG_ERR("inconsistent DIO version (current: %u, received: %u), initiate global repair\n",
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curr_instance.dag.version, dio->version);
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curr_instance.dag.version = dio->version; /* Update version and trigger global repair */
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/* Update version and trigger global repair */
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curr_instance.dag.version = dio->version;
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rpl_global_repair("Inconsistent DIO version");
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} else {
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LOG_WARN("new DIO version (current: %u, received: %u), apply global repair\n",
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