/*
- * Copyright (c) 2008 Johns Hopkins University.
+ * Copyright (c) 2008 Stanford University.
* All rights reserved.
*
- * Permission to use, copy, modify, and distribute this software and its
- * documentation for any purpose, without fee, and without written
- * agreement is hereby granted, provided that the above copyright
- * notice, the (updated) modification history and the author appear in
- * all copies of this source code.
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * - Redistributions of source code must retain the above copyright
+ * notice, this list of conditions and the following disclaimer.
+ * - Redistributions in binary form must reproduce the above copyright
+ * notice, this list of conditions and the following disclaimer in the
+ * documentation and/or other materials provided with the
+ * distribution.
+ * - Neither the name of the Stanford University nor the names of
+ * its contributors may be used to endorse or promote products derived
+ * from this software without specific prior written permission.
*
- * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS `AS IS'
- * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
- * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
- * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDERS OR CONTRIBUTORS
- * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
- * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, LOSS OF USE, DATA,
- * OR PROFITS) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
- * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
- * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
- * THE POSSIBILITY OF SUCH DAMAGE.
-*/
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+ * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+ * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
+ * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL STANFORD
+ * UNIVERSITY OR ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
+ * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
+ * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
+ * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
+ * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
+ * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
+ * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
+ * OF THE POSSIBILITY OF SUCH DAMAGE.
+ */
/**
- * @author Chieh-Jan Mike Liang <cliang4@cs.jhu.edu>
+ * @author Kevin Klues <klueska@cs.stanford.edu>
*/
#include "tosthread.h"
+#include "tosthread_amradio.h"
+#include "tosthread_amserial.h"
+#include "tosthread_leds.h"
+#include "tosthread_collection.h"
+#include "tosthread_sinesensor.h"
+#include "MultihopOscilloscope.h"
+
+void fatal_problem();
+void report_problem();
+void report_sent();
+void report_received();
+
+oscilloscope_t local;
+uint8_t reading = 0; /* 0 to NREADINGS */
+message_t sendbuf;
+message_t recvbuf;
+
+void tosthread_main(void* arg) {
+ local.interval = DEFAULT_INTERVAL;
+ local.id = TOS_NODE_ID;
+ local.version = 0;
+
+ while ( amRadioStart() != SUCCESS );
+ while ( collectionRoutingStart() != SUCCESS );
+
+ if (local.id % 500 == 0) {
+ while ( amSerialStart() != SUCCESS);
+ collectionSetRoot();
+ for (;;) {
+ if ( collectionReceive(&recvbuf, 0, AM_OSCILLOSCOPE) == SUCCESS) {
+ amSerialSend(AM_BROADCAST_ADDR, &recvbuf, sizeof(local), AM_OSCILLOSCOPE);
+ report_received();
+ }
+ }
+ } else {
+ uint16_t var;
+
+ for (;;) {
+ if (reading == NREADINGS) {
+ oscilloscope_t *o = o;
+ o = (oscilloscope_t *) collectionGetPayload(&sendbuf, sizeof(oscilloscope_t));
+ if (o == NULL) {
+ fatal_problem();
+ return;
+ }
+ memcpy(o, &local, sizeof(local));
+ if (collectionSend(&sendbuf, sizeof(local), AM_OSCILLOSCOPE) == SUCCESS) {
+ report_sent();
+ } else {
+ report_problem();
+ }
+
+ reading = 0;
+ }
+
+ if (sinesensor_read(&var) == SUCCESS) {
+ local.readings[reading++] = var;
+ }
+
+ tosthread_sleep(local.interval);
+ }
+ }
+}
+
+// Use LEDs to report various status issues.
+void fatal_problem() {
+ led0On();
+ led1On();
+ led2On();
+}
-void tosthread_main(void* arg) {}
+void report_problem() { led0Toggle(); }
+void report_sent() { led1Toggle(); }
+void report_received() { led2Toggle(); }