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longer send period + forcing example to wait until an ongoing transmission is finished before initiating a new transmission
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parent
90691eb6a2
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@ -28,7 +28,7 @@
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*
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* This file is part of the Contiki operating system.
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*
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* $Id: example-runicast.c,v 1.1 2008/07/03 21:52:25 adamdunkels Exp $
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* $Id: example-runicast.c,v 1.2 2008/11/11 13:50:21 fros4943 Exp $
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*/
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/**
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@ -53,6 +53,7 @@
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PROCESS(test_runicast_process, "runicast test");
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AUTOSTART_PROCESSES(&test_runicast_process);
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/*---------------------------------------------------------------------------*/
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static uint8_t in_tx;
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static void
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recv_runicast(struct runicast_conn *c, rimeaddr_t *from, uint8_t seqno)
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{
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@ -62,12 +63,14 @@ recv_runicast(struct runicast_conn *c, rimeaddr_t *from, uint8_t seqno)
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static void
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sent_runicast(struct runicast_conn *c, rimeaddr_t *to, uint8_t retransmissions)
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{
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in_tx = 0;
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printf("runicast message sent to %d.%d, retransmissions %d\n",
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to->u8[0], to->u8[1], retransmissions);
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}
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static void
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timedout_runicast(struct runicast_conn *c, rimeaddr_t *to, uint8_t retransmissions)
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{
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in_tx = 0;
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printf("runicast message timed out when sending to %d.%d, retransmissions %d\n",
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to->u8[0], to->u8[1], retransmissions);
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}
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@ -83,20 +86,33 @@ PROCESS_THREAD(test_runicast_process, ev, data)
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PROCESS_BEGIN();
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runicast_open(&runicast, 128, &runicast_callbacks);
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in_tx = 0;
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while(1) {
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static struct etimer et;
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rimeaddr_t addr;
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etimer_set(&et, CLOCK_SECOND);
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etimer_set(&et, 10*CLOCK_SECOND);
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PROCESS_WAIT_EVENT_UNTIL(etimer_expired(&et));
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rimebuf_copyfrom("Hello", 5);
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addr.u8[0] = 41;
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addr.u8[1] = 41;
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runicast_send(&runicast, &addr, MAX_RETRANSMISSIONS);
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if(!in_tx &&
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!(rimeaddr_node_addr.u8[0] == 1 &&
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rimeaddr_node_addr.u8[1] == 0)) {
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rimeaddr_t recv;
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rimebuf_copyfrom("Hello", 5);
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recv.u8[0] = 1;
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recv.u8[1] = 0;
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/*printf("%u.%u: sending runicast to address %u.%u\n",
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rimeaddr_node_addr.u8[0],
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rimeaddr_node_addr.u8[1],
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recv.u8[0],
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recv.u8[1]);*/
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in_tx = 1;
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runicast_send(&runicast, &recv, MAX_RETRANSMISSIONS);
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}
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}
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PROCESS_END();
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