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Extend the length of announcement packets if they are too short
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@ -28,7 +28,7 @@
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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: contikimac.c,v 1.15 2010/03/17 18:24:06 adamdunkels Exp $
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* $Id: contikimac.c,v 1.16 2010/03/19 13:24:58 adamdunkels Exp $
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*/
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*/
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/**
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/**
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@ -60,7 +60,7 @@
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#include <string.h>
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#include <string.h>
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#ifndef WITH_ACK_OPTIMIZATION
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#ifndef WITH_ACK_OPTIMIZATION
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#define WITH_ACK_OPTIMIZATION 1
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#define WITH_ACK_OPTIMIZATION 0
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#endif
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#endif
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#ifndef WITH_PHASE_OPTIMIZATION
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#ifndef WITH_PHASE_OPTIMIZATION
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#define WITH_PHASE_OPTIMIZATION 1
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#define WITH_PHASE_OPTIMIZATION 1
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@ -116,7 +116,7 @@ struct announcement_msg {
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#define SHORTEST_PACKET_SIZE 18
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#define SHORTEST_PACKET_SIZE 18
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/* The cycle time for announcements. */
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/* The cycle time for announcements. */
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#define ANNOUNCEMENT_PERIOD 2 * CLOCK_SECOND
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#define ANNOUNCEMENT_PERIOD 4 * CLOCK_SECOND
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/* The time before sending an announcement within one announcement
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/* The time before sending an announcement within one announcement
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cycle. */
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cycle. */
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@ -637,6 +637,8 @@ send_packet(mac_callback_t mac_callback, void *mac_callback_ptr)
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RTIMER_CLOCK_LT(RTIMER_NOW(), t0 + STROBE_TIME); strobes++) {
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RTIMER_CLOCK_LT(RTIMER_NOW(), t0 + STROBE_TIME); strobes++) {
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#endif
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#endif
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watchdog_periodic();
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/* if(is_known_receiver && strobes > MAX_PHASE_STROBES) {
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/* if(is_known_receiver && strobes > MAX_PHASE_STROBES) {
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break;
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break;
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}*/
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}*/
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@ -830,6 +832,9 @@ send_announcement(void *ptr)
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announcement_len = format_announcement(packetbuf_dataptr());
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announcement_len = format_announcement(packetbuf_dataptr());
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if(announcement_len > 0) {
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if(announcement_len > 0) {
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if(announcement_len < SHORTEST_PACKET_SIZE) {
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announcement_len = SHORTEST_PACKET_SIZE;
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}
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packetbuf_set_datalen(announcement_len);
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packetbuf_set_datalen(announcement_len);
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packetbuf_set_addr(PACKETBUF_ADDR_SENDER, &rimeaddr_node_addr);
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packetbuf_set_addr(PACKETBUF_ADDR_SENDER, &rimeaddr_node_addr);
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