51#define LOG_MODULE "lwm2m-dev"
52#define LOG_LEVEL LOG_LEVEL_LWM2M
54static const lwm2m_resource_id_t resources[] =
55 { RO(LWM2M_DEVICE_MANUFACTURER_ID),
56 RO(LWM2M_DEVICE_MODEL_NUMBER_ID),
57 RO(LWM2M_DEVICE_SERIAL_NUMBER_ID),
58 RO(LWM2M_DEVICE_FIRMWARE_VERSION_ID),
59 RO(LWM2M_DEVICE_AVAILABLE_POWER_SOURCES),
60 RO(LWM2M_DEVICE_POWER_SOURCE_VOLTAGE),
61 RO(LWM2M_DEVICE_POWER_SOURCE_CURRENT),
62 RO(LWM2M_DEVICE_TYPE_ID),
63 EX(LWM2M_DEVICE_REBOOT_ID),
64 RW(LWM2M_DEVICE_TIME_ID),
65 EX(LWM2M_DEVICE_FACTORY_DEFAULT_ID),
68#ifndef LWM2M_DEVICE_MANUFACTURER
69#define LWM2M_DEVICE_MANUFACTURER "RISE SICS"
71#ifndef LWM2M_DEVICE_MODEL_NUMBER
72#define LWM2M_DEVICE_MODEL_NUMBER "1"
74#ifndef LWM2M_DEVICE_SERIAL_NUMBER
75#define LWM2M_DEVICE_SERIAL_NUMBER "1"
77#ifndef LWM2M_DEVICE_FIRMWARE_VERSION
78#define LWM2M_DEVICE_FIRMWARE_VERSION CONTIKI_VERSION
80#ifndef LWM2M_DEVICE_TYPE
81#define LWM2M_DEVICE_TYPE "Contiki-NG LWM2M"
85#ifndef LWM2M_DEVICE_POWER_AVAILABLE
86#define LWM2M_DEVICE_POWER_AVAILABLE {1,5}
87#define LWM2M_DEVICE_POWER_VOLTAGE {2500,5000}
88#define LWM2M_DEVICE_POWER_CURRENT {500,1000}
91static int32_t time_offset = 0;
94static uint16_t power_avail[] = LWM2M_DEVICE_POWER_AVAILABLE;
95static uint16_t power_voltage[] = LWM2M_DEVICE_POWER_VOLTAGE;
96static uint16_t power_current[] = LWM2M_DEVICE_POWER_CURRENT;
99lwm2m_device_get_time(
void)
105lwm2m_device_set_time(int32_t time)
111write_string(lwm2m_context_t *ctx,
const char *text)
113 lwm2m_object_write_string(ctx, text, strlen(text));
114 return LWM2M_STATUS_OK;
118output_multi_i16(lwm2m_context_t *ctx,
const uint16_t *data,
int count)
122 len = lwm2m_object_write_enter_ri(ctx);
123 for(i = 0; i <
count; i++) {
124 len += lwm2m_object_write_int_ri(ctx, i, data[i]);
126 len += lwm2m_object_write_exit_ri(ctx);
132lwm2m_dim_callback(lwm2m_object_instance_t *
object, uint16_t resource_id)
134 switch(resource_id) {
135 case LWM2M_DEVICE_AVAILABLE_POWER_SOURCES:
136 case LWM2M_DEVICE_POWER_SOURCE_VOLTAGE:
137 case LWM2M_DEVICE_POWER_SOURCE_CURRENT:
138 return sizeof(power_avail) /
sizeof(uint16_t);
146lwm2m_callback(lwm2m_object_instance_t *
object, lwm2m_context_t *ctx)
148 if(ctx->operation == LWM2M_OP_READ) {
149 switch(ctx->resource_id) {
150 case LWM2M_DEVICE_MANUFACTURER_ID:
151 return write_string(ctx, LWM2M_DEVICE_MANUFACTURER);
152 case LWM2M_DEVICE_MODEL_NUMBER_ID:
153 return write_string(ctx, LWM2M_DEVICE_MODEL_NUMBER);
154 case LWM2M_DEVICE_SERIAL_NUMBER_ID:
155 return write_string(ctx, LWM2M_DEVICE_SERIAL_NUMBER);
156 case LWM2M_DEVICE_FIRMWARE_VERSION_ID:
157 return write_string(ctx, LWM2M_DEVICE_FIRMWARE_VERSION);
158 case LWM2M_DEVICE_TYPE_ID:
159 return write_string(ctx, LWM2M_DEVICE_TYPE);
160 case LWM2M_DEVICE_TIME_ID:
161 LOG_DBG(
"Reading time: %u\n", (
unsigned int)lwm2m_device_get_time());
162 lwm2m_object_write_int(ctx, lwm2m_device_get_time());
163 return LWM2M_STATUS_OK;
164 case LWM2M_DEVICE_AVAILABLE_POWER_SOURCES:
166 output_multi_i16(ctx, power_avail,
167 sizeof(power_avail)/
sizeof(uint16_t));
168 return LWM2M_STATUS_OK;
169 case LWM2M_DEVICE_POWER_SOURCE_VOLTAGE:
170 output_multi_i16(ctx, power_voltage,
171 sizeof(power_voltage)/
sizeof(uint16_t));
172 return LWM2M_STATUS_OK;
173 case LWM2M_DEVICE_POWER_SOURCE_CURRENT:
174 output_multi_i16(ctx, power_current,
175 sizeof(power_current)/
sizeof(uint16_t));
176 return LWM2M_STATUS_OK;
178 LOG_WARN(
"Not found: %u\n", ctx->resource_id);
179 return LWM2M_STATUS_NOT_FOUND;
182 }
else if(ctx->operation == LWM2M_OP_EXECUTE) {
183 if(ctx->resource_id == LWM2M_DEVICE_REBOOT_ID) {
185 LOG_INFO(
"REBOOT\n");
186 return LWM2M_STATUS_OK;
189 }
else if(ctx->operation == LWM2M_OP_WRITE) {
190 if(ctx->resource_id == LWM2M_DEVICE_TIME_ID) {
193 len = lwm2m_object_read_int(ctx, ctx->inbuf->buffer, ctx->inbuf->size,
196 LOG_WARN(
"FAIL: could not write time\n");
197 return LWM2M_STATUS_WRITE_ERROR;
199 lwm2m_device_set_time(lw_time);
200 LOG_DBG(
"Write time %lu sec => offset = %ld\n",
201 (
unsigned long)lw_time, (
long)time_offset);
202 return LWM2M_STATUS_OK;
207 return LWM2M_STATUS_OPERATION_NOT_ALLOWED;
210static lwm2m_object_instance_t device = {
211 .object_id = LWM2M_OBJECT_DEVICE_ID,
213 .resource_ids = resources,
214 .resource_count =
sizeof(resources) /
sizeof(lwm2m_resource_id_t),
215 .resource_dim_callback = lwm2m_dim_callback,
216 .callback = lwm2m_callback,
220lwm2m_device_init(
void)
222 lwm2m_engine_add_object(&device);
static volatile uint64_t count
Num.
static uint32_t coap_timer_seconds(void)
Get the time since boot in seconds.
Header file for the Contiki OMA LWM2M device.
Header file for the Contiki OMA LWM2M engine.
Header file for the LWM2M object API.