void NDateTime::addMilliSeconds(const nint milliseconds)
{
nint _milliseconds = milliseconds;
while (getMillisecond() * _milliseconds > 999)
{
_milliseconds -= 1000;
addSeconds(1);
}
while (getMillisecond() + _milliseconds < 0)
{
_milliseconds += 1000;
addSeconds(-1);
}
m_Time.addMilliSeconds(_milliseconds);
}
int main (int argc,char* argv[])
{
if (argc < 3) {
printf("Usage example: ./%s button_gpio_port led_gpio_port\n", argv[0]);
return 1;
}
int buttonGpioPort = atoi(argv[1]);
ledGpioPort = atoi(argv[2]);
wiringPiSetup();
// register the function to deal with the button events
wiringPiISR(buttonGpioPort, INT_EDGE_FALLING, &interrupt2DoSth);
// set mode to output, which will be used to turn on/off the LED
pinMode(ledGpioPort, OUTPUT);
recordMillisecond = getMillisecond();
int currentLevel = 0;
while(true) {
if (currentLevel != level) {
printf("Caught an interrupt\n");
currentLevel = level;
}
}
return 0;
}
//new_id is the index
QR *qr_add( QR history[], int old_id,int new_id, char *name, struct sockaddr_in *client_addr)
{
if(old_id <0 || new_id < 0 || new_id > MAX_QUERY_ID )
{
return NULL;
}
QR * pt = &history[new_id];
pt->old_id=old_id;
pt->new_id=new_id;
pt->num_answers = 0;
pt->time_reply = 0;
strncpy(pt->query_name ,name , MAX_NAME_LEN);
memcpy(&pt->client_addr, client_addr, sizeof (struct sockaddr_in));
pt->time_query=getMillisecond();
return pt;
}
nint NDateTime::compareTo(const INObject * other) const
{
if (this == other)
return 0;
try
{
const NDateTime * obj = dynamic_cast<const NDateTime *>(other);
if (obj != NULL)
{
int result = 0;
if ((result = getYear() - obj->getYear()) == 0)
{
if ((result = getMonth() - obj->getMonth()) == 0)
{
if ((result = getDay() - obj->getDay()) == 0)
{
if ((result = getHour() - obj->getHour()) == 0)
{
if ((result = getMinute() - obj->getMinute()) == 0)
{
if ((result = getSecond() - obj->getSecond()) == 0)
{
result = getMillisecond() - obj->getMillisecond();
}
}
}
}
}
}
return result;
}
else
{
return 1;
}
}
catch (bad_cast &)
{
return 1;
}
}
/**
* The function to deal with the interrupt signal triggered by a button.
*/
void interrupt2DoSth(void) {
if (INVALID_GPIO_PORT == ledGpioPort) {
printf("LED GPIO port was not set properly\n");
return;
}
/* in a time period, we only allow the signal to be triggered once */
long long currentMillisecond = getMillisecond();
if (currentMillisecond - recordMillisecond < DEBOUNCE_TIME) {
printf("Debouncing triggered @ %lld\n", currentMillisecond);
return;
}
if (0 == level) {
level = 1;
} else {
level = 0;
}
digitalWrite(ledGpioPort, level); // turn on/off the LED
// update the record time, to prepared for the next round debouncing
recordMillisecond = currentMillisecond;
}