lwm2m_object_t * get_object_conn_s(void)
{
/*
* The get_object_conn_s() function create the object itself and return
* a pointer to the structure that represent it.
*/
lwm2m_object_t * connObj;
connObj = (lwm2m_object_t *) lwm2m_malloc(sizeof(lwm2m_object_t));
if (NULL != connObj)
{
memset(connObj, 0, sizeof(lwm2m_object_t));
/*
* It assign his unique ID
* The 7 is the standard ID for the optional object "Connectivity Statistics".
*/
connObj->objID = LWM2M_CONN_STATS_OBJECT_ID;
connObj->instanceList = lwm2m_malloc(sizeof(lwm2m_list_t));
if (NULL != connObj->instanceList)
{
memset(connObj->instanceList, 0, sizeof(lwm2m_list_t));
}
else {
lwm2m_free(connObj);
return NULL;
}
/*
* And the private function that will access the object.
* Those function will be called when a read/execute/close
* query is made by the server or core. In fact the library don't need
* to know the resources of the object, only the server does.
*/
connObj->readFunc = prv_read;
connObj->executeFunc = prv_exec;
connObj->userData = lwm2m_malloc(sizeof(conn_s_data_t));
/*
* Also some user data can be stored in the object with a private
* structure containing the needed variables.
*/
if (NULL != connObj->userData)
{
prv_resetCounter(connObj, false);
}
else
{
lwm2m_free(connObj);
connObj = NULL;
}
}
return connObj;
}
static uint8_t prv_exec(uint16_t instanceId, uint16_t resourceId,
uint8_t *buffer, int length, lwm2m_object_t *objectP)
{
// this is a single instance object
if (instanceId != 0) {
return COAP_404_NOT_FOUND;
}
if (length != 0) {
return COAP_400_BAD_REQUEST;
}
switch (resourceId) {
case RES_M_START_OR_RESET:
prv_resetCounter(objectP, true);
return COAP_204_CHANGED;
default:
return COAP_405_METHOD_NOT_ALLOWED;
}
}
