#include <stdio.h>
#include <stdlib.h>
#include <fcntl.h>
#include <iostream>
#include <unistd.h>
#include <linux/input.h>
#include <vector>

#define DEVICEFILE "/dev/input/by-id/usb-1d57_ad02-event-kbd"

int main() {
    int fd;
    struct input_event ie;
    struct input_event prev;

    if ((fd = open(DEVICEFILE, O_RDONLY)) == -1) {
        perror("opening device");
        exit(EXIT_FAILURE);
    }

    int needed_events[3] = {458976, 458978, 458759};

    int i = 0;
    int hits = 0;
    while (read(fd, &ie, sizeof(struct input_event))) {
        for (int j = 0; j < sizeof(ie); j++) {
            if (prev.type == ie.type && prev.code == ie.code && prev.value == ie.value) continue;
            if (ie.type != 4 && ie.code != 4) continue;

            if (needed_events[i] == ie.value) {
                hits++;
                i++;
            } else {
                hits = 0;
                i = 0;
            }

            if (hits == 3) {
                std::cout << system("echo 1 > /home/efog/Temp/HIT");
                std::cout << "Exact hit!\n";

                system("killall -9 slimlock");
                execl("/usr/sbin/killall", "killall", "-9", "slimlock", (char *) 0);
            }

            prev = ie;
        }

        printf("\n");
    }

    return 0;
}