bool write_remap_read_5() {
int i = 65;
void *j;
bool ok;
dht_init();
ok = dht_init_table(0, 20, false);
if (!ok) {
printf("> malloc fail causes fail not logic fail.\n");
return false;
}
/* expect null */
j = &i;
dht_write(0, j);
ok = dht_init_table(0, 4, false);
if (!ok) {
printf("> malloc fail causes fail not logic fail.\n");
return false;
}
j = dht_read(0);
return (j == NULL);
}
bool write_remap_read_4() {
int i = 65, b;
void *j;
bool ok;
dht_init();
ok = dht_init_table(0, 20, false);
if (!ok) {
printf("> malloc fail causes fail not logic fail.\n");
return false;
}
/* expect null */
j = &i;
dht_write(0, j);
ok = dht_init_table(0, 4, true);
if (!ok) {
printf("> malloc fail causes fail not logic fail.\n");
return false;
}
j = dht_read(0);
b = *((int*)j);
return (b == i);
}
bool write_remap_read_3() {
int i = 1, b;
void *j;
bool ok;
dht_init();
ok = dht_init_table(101, 1600, false);
if (!ok) {
printf("> malloc fail causes fail not logic fail.\n");
return false;
}
/* expect null */
j = &i;
dht_write(171, j);
ok = dht_init_table(100, 172, true);
if (!ok) {
printf("> malloc fail causes fail not logic fail.\n");
return false;
}
j = dht_read(171);
b = *((int*)j);
return (b == i);
}
bool read_write_11() {
int i = 72, b;
void *j;
bool ok;
dht_init();
ok = dht_init_table(0, 20, false);
if (!ok) {
printf("> malloc fail causes fail not logic fail.\n");
return false;
}
/* expect null */
j = &i;
dht_write(19, j);
j = dht_read(19);
b = *((int*)j);
return (b == i);
}
void
dht_periodic(void)
{
if (dht_global.polling_delay == 0)
{
/* read sensor data */
dht_read();
dht_global.polling_delay = DHT_POLLING_INTERVAL * HZ;
}
else if (--dht_global.polling_delay == 0)
{
dht_start();
}
}
// Lua: status, temp, humi, tempdec, humidec = dht.readxx( id ))
static int dht_lapi_readxx( lua_State *L )
{
unsigned id = luaL_checkinteger( L, 1 );
MOD_CHECK_ID( dht, id );
lua_pushinteger( L, dht_read(id) );
double temp = dht_getTemperature();
double humi = dht_getHumidity();
int tempdec = (int)((temp - (int)temp) * 1000);
int humidec = (int)((humi - (int)humi) * 1000);
lua_pushnumber( L, temp );
lua_pushnumber( L, humi );
lua_pushnumber( L, tempdec );
lua_pushnumber( L, humidec );
return 5;
}
static int check_and_read(const void *dev, phydat_t *res, int16_t *val, uint8_t unit)
{
uint32_t now = xtimer_now_usec();
if ((now - last) > DHT_SAUL_HOLD_TIME) {
dht_read((const dht_t *)dev, &temp, &hum);
last = now;
}
res->val[0] = *val;
memset(&res->val[1], 0, 2 * sizeof(int16_t));
res->unit = unit;
res->scale = -1;
return 1;
}
bool read_write_5() {
void *j;
bool ok;
dht_init();
ok = dht_init_table(1, 20, false);
if (!ok) {
printf("> malloc fail causes fail not logic fail.\n");
return false;
}
/* expect null */
j = dht_read(3);
return (j == NULL);
}
static void _mqttclient_send_data(void) {
enum dht_read_status status = dht_read();
// TODO: remove hardcoded constant
char buffer[20];
uint8_t len = 0;
int16_t _val_integral;
uint16_t _val_decimal;
switch (status) {
case DHT_OK:
/* If status is OK, publish measured data and return from function. */
_val_integral = dht_data.humidity / 10;
_val_decimal = dht_data.humidity % 10;
len = snprintf(buffer, sizeof(buffer), "%d.%u", _val_integral, _val_decimal);
umqtt_publish(&_mqtt, MQTT_TOPIC_HUMIDITY, (uint8_t *)buffer, len, 0);
if (dht_data.temperature < 0) {
_val_integral = dht_data.temperature / 10;
_val_decimal = -dht_data.temperature % 10;
} else {
_val_integral = dht_data.temperature / 10;
_val_decimal = dht_data.temperature % 10;
}
len = snprintf(buffer, sizeof(buffer), "%d.%u", _val_integral, _val_decimal);
umqtt_publish(&_mqtt, MQTT_TOPIC_TEMPERATURE, (uint8_t *)buffer, len, 0);
return;
case DHT_ERROR_CHECKSUM:
len = snprintf(buffer, sizeof(buffer), "E_CHECKSUM");
break;
case DHT_ERROR_TIMEOUT:
len = snprintf(buffer, sizeof(buffer), "E_TIMEOUT");
break;
case DHT_ERROR_CONNECT:
len = snprintf(buffer, sizeof(buffer), "E_CONNECT");
break;
case DHT_ERROR_ACK:
len = snprintf(buffer, sizeof(buffer), "E_ACK");
break;
}
/* Publish error codes. */
umqtt_publish(&_mqtt, MQTT_TOPIC_HUMIDITY, (uint8_t *)buffer, len, 0);
umqtt_publish(&_mqtt, MQTT_TOPIC_TEMPERATURE, (uint8_t *)buffer, len, 0);
}