Contiki-NG
ipso-temperature.c
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1 /*
2  * Copyright (c) 2015, Yanzi Networks AB.
3  * All rights reserved.
4  *
5  * Redistribution and use in source and binary forms, with or without
6  * modification, are permitted provided that the following conditions
7  * are met:
8  * 1. Redistributions of source code must retain the above copyright
9  * notice, this list of conditions and the following disclaimer.
10  * 2. Redistributions in binary form must reproduce the above copyright
11  * notice, this list of conditions and the following disclaimer in the
12  * documentation and/or other materials provided with the distribution.
13  * 3. Neither the name of the copyright holder nor the names of its
14  * contributors may be used to endorse or promote products derived
15  * from this software without specific prior written permission.
16  *
17  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDER AND CONTRIBUTORS
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20  * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
21  * COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
22  * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
23  * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
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29  */
30 
31 /**
32  * \addtogroup ipso-objects
33  * @{
34  */
35 
36 /**
37  * \file
38  * Implementation of OMA LWM2M / IPSO Temperature
39  * \author
40  * Joakim Eriksson <joakime@sics.se>
41  * Niclas Finne <nfi@sics.se>
42  */
43 
44 #include <stdint.h>
45 #include "ipso-sensor-template.h"
46 #include "ipso-objects.h"
47 #include "lwm2m-object.h"
48 #include "lwm2m-engine.h"
49 
50 #ifdef IPSO_TEMPERATURE
51 extern const struct ipso_objects_sensor IPSO_TEMPERATURE;
52 #endif /* IPSO_TEMPERATURE */
53 
54 #ifndef IPSO_TEMPERATURE_MIN
55 #define IPSO_TEMPERATURE_MIN -50000
56 #endif
57 
58 #ifndef IPSO_TEMPERATURE_MAX
59 #define IPSO_TEMPERATURE_MAX 80000
60 #endif
61 
62 static lwm2m_status_t get_temp_value(const ipso_sensor_t *sensor,
63  int32_t *value);
64 
65 IPSO_SENSOR(temp_sensor, 3303, get_temp_value,
66  .max_range = IPSO_TEMPERATURE_MAX, /* milli celcius */
67  .min_range = IPSO_TEMPERATURE_MIN, /* milli celcius */
68  .unit = "Cel",
69  .update_interval = 10
70  );
71 
72 /*---------------------------------------------------------------------------*/
73 static lwm2m_status_t
74 get_temp_value(const ipso_sensor_t *s, int32_t *value)
75 {
76 #ifdef IPSO_TEMPERATURE
77  if(IPSO_TEMPERATURE.read_value != NULL &&
78  IPSO_TEMPERATURE.read_value(value) == 0) {
79  return LWM2M_STATUS_OK;
80  }
81 #endif /* IPSO_TEMPERATURE */
82  return LWM2M_STATUS_ERROR;
83 }
84 /*---------------------------------------------------------------------------*/
85 void
86 ipso_temperature_init(void)
87 {
88 #ifdef IPSO_TEMPERATURE
89  if(IPSO_TEMPERATURE.init) {
90  IPSO_TEMPERATURE.init();
91  }
92 #endif /* IPSO_TEMPERATURE */
93 
94  ipso_sensor_add(&temp_sensor);
95 }
96 /*---------------------------------------------------------------------------*/
97 /** @} */
Header file for the LWM2M object API
Implementation of OMA LWM2M / IPSO sensor template.
Header file for the Contiki IPSO Objects for OMA LWM2M
Header file for the Contiki OMA LWM2M engine