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https://github.com/oliverschmidt/contiki.git
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Reenabled announcement support
This commit is contained in:
parent
9be1a65211
commit
36b995cc9a
@ -33,7 +33,7 @@
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*
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*
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* This file is part of the Contiki operating system.
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* This file is part of the Contiki operating system.
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*
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*
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* $Id: collect.c,v 1.39 2010/03/12 17:51:07 dak664 Exp $
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* $Id: collect.c,v 1.40 2010/03/16 18:12:34 adamdunkels Exp $
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*/
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*/
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/**
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/**
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@ -101,7 +101,7 @@ PACKETQUEUE(sending_queue, MAX_SENDING_QUEUE);
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#define COLLECT_ANNOUNCEMENTS COLLECT_CONF_ANNOUNCEMENTS
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#define COLLECT_ANNOUNCEMENTS COLLECT_CONF_ANNOUNCEMENTS
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#endif /* COLLECT_CONF_ANNOUNCEMENTS */
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#endif /* COLLECT_CONF_ANNOUNCEMENTS */
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#define DEBUG 0
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#define DEBUG 1
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#if DEBUG
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#if DEBUG
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#include <stdio.h>
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#include <stdio.h>
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#define PRINTF(...) printf(__VA_ARGS__)
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#define PRINTF(...) printf(__VA_ARGS__)
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@ -242,7 +242,7 @@ send_queued_packet(void)
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n->addr.u8[0], n->addr.u8[1]);
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n->addr.u8[0], n->addr.u8[1]);
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neighbor_remove(&n->addr);
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neighbor_remove(&n->addr);
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update_rtmetric(c);
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update_rtmetric(c);
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n = neighbor_best();;
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n = neighbor_best();
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}
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}
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/* Don't send to the neighbor if it is the same neighbor that sent
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/* Don't send to the neighbor if it is the same neighbor that sent
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@ -276,6 +276,9 @@ send_queued_packet(void)
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ctimer_set(&c->retransmission_timer, time,
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ctimer_set(&c->retransmission_timer, time,
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retransmit_callback, c);
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retransmit_callback, c);
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} else {
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} else {
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#if COLLECT_ANNOUNCEMENTS
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announcement_listen(1);
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#endif /* COLLECT_ANNOUNCEMENTS */
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}
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}
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}
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}
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}
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}
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@ -388,7 +391,7 @@ node_packet_received(struct unicast_conn *c, const rimeaddr_t *from)
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/* To protect against sending duplicate packets, we keep a list
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/* To protect against sending duplicate packets, we keep a list
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of recently forwarded packet seqnos. If the seqno of the current
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of recently forwarded packet seqnos. If the seqno of the current
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packet exists in the list, we drop the packet and increase the
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packet exists in the list, we increase the
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ETX of the neighbor we sent it to in the first place. */
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ETX of the neighbor we sent it to in the first place. */
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if(packetbuf_attr(PACKETBUF_ATTR_PACKET_TYPE) ==
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if(packetbuf_attr(PACKETBUF_ATTR_PACKET_TYPE) ==
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PACKETBUF_ATTR_PACKET_TYPE_DATA) {
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PACKETBUF_ATTR_PACKET_TYPE_DATA) {
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@ -401,6 +404,12 @@ node_packet_received(struct unicast_conn *c, const rimeaddr_t *from)
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if(rimeaddr_cmp(&tc->last_received_addr, packetbuf_addr(PACKETBUF_ADDR_SENDER)) &&
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if(rimeaddr_cmp(&tc->last_received_addr, packetbuf_addr(PACKETBUF_ADDR_SENDER)) &&
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tc->last_received_seqno == packetbuf_attr(PACKETBUF_ATTR_PACKET_ID)) {
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tc->last_received_seqno == packetbuf_attr(PACKETBUF_ATTR_PACKET_ID)) {
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/* This is a duplicate of the packet we last received, so we just send an ACK. */
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/* This is a duplicate of the packet we last received, so we just send an ACK. */
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PRINTF("%d.%d: received same packet again from %d.%d with seqno %d, via %d.%d, acking\n",
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rimeaddr_node_addr.u8[0], rimeaddr_node_addr.u8[1],
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ack_to.u8[0], ack_to.u8[1],
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packetbuf_attr(PACKETBUF_ATTR_EPACKET_ID),
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packetbuf_addr(PACKETBUF_ADDR_SENDER)->u8[0],
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packetbuf_addr(PACKETBUF_ADDR_SENDER)->u8[1]);
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send_ack(tc, &ack_to, 0, 0, 0);
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send_ack(tc, &ack_to, 0, 0, 0);
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return;
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return;
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}
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}
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@ -469,11 +478,12 @@ node_packet_received(struct unicast_conn *c, const rimeaddr_t *from)
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packetbuf_set_attr(PACKETBUF_ATTR_TTL, packetbuf_attr(PACKETBUF_ATTR_TTL) - 1);
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packetbuf_set_attr(PACKETBUF_ATTR_TTL, packetbuf_attr(PACKETBUF_ATTR_TTL) - 1);
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PRINTF("%d.%d: packet received from %d.%d via %d.%d, sending %d\n",
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PRINTF("%d.%d: packet received from %d.%d via %d.%d, sending %d, max_rexmits %d\n",
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rimeaddr_node_addr.u8[0], rimeaddr_node_addr.u8[1],
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rimeaddr_node_addr.u8[0], rimeaddr_node_addr.u8[1],
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packetbuf_addr(PACKETBUF_ADDR_ESENDER)->u8[0],
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packetbuf_addr(PACKETBUF_ADDR_ESENDER)->u8[0],
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packetbuf_addr(PACKETBUF_ADDR_ESENDER)->u8[1],
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packetbuf_addr(PACKETBUF_ADDR_ESENDER)->u8[1],
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from->u8[0], from->u8[1], tc->sending);
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from->u8[0], from->u8[1], tc->sending,
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packetbuf_attr(PACKETBUF_ATTR_MAX_REXMIT));
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if(packetqueue_enqueue_packetbuf(&sending_queue, FORWARD_PACKET_LIFETIME,
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if(packetqueue_enqueue_packetbuf(&sending_queue, FORWARD_PACKET_LIFETIME,
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tc)) {
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tc)) {
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@ -508,12 +518,13 @@ node_packet_received(struct unicast_conn *c, const rimeaddr_t *from)
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static void
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static void
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node_packet_sent(struct unicast_conn *c, int status, int transmissions)
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node_packet_sent(struct unicast_conn *c, int status, int transmissions)
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{
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{
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uint16_t tx;
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struct collect_conn *tc = (struct collect_conn *)
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struct collect_conn *tc = (struct collect_conn *)
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((char *)c - offsetof(struct collect_conn, unicast_conn));
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((char *)c - offsetof(struct collect_conn, unicast_conn));
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/* For data packets, we record the number of transmissions */
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/* For data packets, we record the number of transmissions */
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if(packetbuf_attr(PACKETBUF_ATTR_PACKET_TYPE) ==
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if(packetbuf_attr(PACKETBUF_ATTR_PACKET_TYPE) ==
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PACKETBUF_ATTR_PACKET_TYPE_DATA) {
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PACKETBUF_ATTR_PACKET_TYPE_DATA && transmissions > 0) {
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PRINTF("%d.%d: sent to %d.%d after %d transmissions\n",
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PRINTF("%d.%d: sent to %d.%d after %d transmissions\n",
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rimeaddr_node_addr.u8[0], rimeaddr_node_addr.u8[1],
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rimeaddr_node_addr.u8[0], rimeaddr_node_addr.u8[1],
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tc->current_receiver.u8[0], tc->current_receiver.u8[1],
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tc->current_receiver.u8[0], tc->current_receiver.u8[1],
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@ -523,9 +534,24 @@ node_packet_sent(struct unicast_conn *c, int status, int transmissions)
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update_rtmetric(tc);*/
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update_rtmetric(tc);*/
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tc->transmissions += transmissions;
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tc->transmissions += transmissions;
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tx = tc->transmissions;
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#if 0
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/* Punish neighbors that don't hear us by increasing the expeted
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transmissions by four times the actual amount of transmissions
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that we tried. This is due to the ETX calculation is done with
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a moving average. */
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if(status == MAC_TX_NOACK) {
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tx *= 8;
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}
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/* Punish collisions too, but not as much. */
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if(status == MAC_TX_COLLISION) {
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// tx *= 2;
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}
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#endif /* 0 */
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/* Update ETX with the number of transmissions. */
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/* Update ETX with the number of transmissions. */
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PRINTF("Updating ETX with %d transmissions\n", tc->transmissions);
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PRINTF("Updating ETX with %d transmissions (punished %d)\n", tc->transmissions,
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neighbor_update_etx(neighbor_find(&tc->current_receiver), tc->transmissions);
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tx);
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neighbor_update_etx(neighbor_find(&tc->current_receiver), tx);
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update_rtmetric(tc);
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update_rtmetric(tc);
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}
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}
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}
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}
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@ -533,8 +559,9 @@ node_packet_sent(struct unicast_conn *c, int status, int transmissions)
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static void
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static void
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timedout(struct collect_conn *tc)
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timedout(struct collect_conn *tc)
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{
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{
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PRINTF("%d.%d: timedout after %d retransmissions: packet dropped\n",
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PRINTF("%d.%d: timedout after %d retransmissions (max retransmissions %d): packet dropped\n",
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rimeaddr_node_addr.u8[0], rimeaddr_node_addr.u8[1], tc->transmissions);
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rimeaddr_node_addr.u8[0], rimeaddr_node_addr.u8[1], tc->transmissions,
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tc->max_rexmits);
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tc->sending = 0;
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tc->sending = 0;
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neighbor_timedout_etx(neighbor_find(&tc->current_receiver), tc->transmissions);
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neighbor_timedout_etx(neighbor_find(&tc->current_receiver), tc->transmissions);
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@ -628,13 +655,13 @@ collect_open(struct collect_conn *tc, uint16_t channels,
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neighbor_discovery_open(&tc->neighbor_discovery_conn, channels,
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neighbor_discovery_open(&tc->neighbor_discovery_conn, channels,
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CLOCK_SECOND * 8,
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CLOCK_SECOND * 8,
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CLOCK_SECOND * 32,
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CLOCK_SECOND * 32,
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(CLOCK_SECOND * 600UL),
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CLOCK_SECOND * 300UL,
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&neighbor_discovery_callbacks);
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&neighbor_discovery_callbacks);
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neighbor_discovery_start(&tc->neighbor_discovery_conn, tc->rtmetric);
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neighbor_discovery_start(&tc->neighbor_discovery_conn, tc->rtmetric);
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#else /* !COLLECT_ANNOUNCEMENTS */
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#else /* !COLLECT_ANNOUNCEMENTS */
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announcement_register(&tc->announcement, channels, tc->rtmetric,
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announcement_register(&tc->announcement, channels, tc->rtmetric,
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received_announcement);
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received_announcement);
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announcement_listen(2);
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/* announcement_listen(2);*/
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#endif /* !COLLECT_ANNOUNCEMENTS */
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#endif /* !COLLECT_ANNOUNCEMENTS */
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}
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}
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/*---------------------------------------------------------------------------*/
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/*---------------------------------------------------------------------------*/
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@ -678,9 +705,10 @@ collect_send(struct collect_conn *tc, int rexmits)
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packetbuf_set_attr(PACKETBUF_ATTR_TTL, MAX_HOPLIM);
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packetbuf_set_attr(PACKETBUF_ATTR_TTL, MAX_HOPLIM);
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packetbuf_set_attr(PACKETBUF_ATTR_MAX_REXMIT, rexmits);
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packetbuf_set_attr(PACKETBUF_ATTR_MAX_REXMIT, rexmits);
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PRINTF("%d.%d: originating packet %d\n",
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PRINTF("%d.%d: originating packet %d, max_rexmits %d\n",
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rimeaddr_node_addr.u8[0], rimeaddr_node_addr.u8[1],
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rimeaddr_node_addr.u8[0], rimeaddr_node_addr.u8[1],
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packetbuf_attr(PACKETBUF_ATTR_EPACKET_ID));
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packetbuf_attr(PACKETBUF_ATTR_EPACKET_ID),
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packetbuf_attr(PACKETBUF_ATTR_MAX_REXMIT));
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PRINTF("rexmit %d\n", rexmits);
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PRINTF("rexmit %d\n", rexmits);
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