git.scottworley.com Git - keystroke-timestamps/blob - keystroke-timestamps.c

   1 #include <fcntl.h>
   2 #include <stdio.h>
   3 #include <unistd.h>
   4 #include <linux/input.h>
   5
   6 int main ()
   7 {
   8   struct input_event i;
   9   int fd = open("/dev/input/by-path/platform-i8042-serio-0-event-kbd", O_RDONLY);
  10   while (fd && read(fd, &i, sizeof(i)) == sizeof(i)) {
  11     if (i.type == 1 && i.value == 1) {
  12       printf("%ld.%ld\n", i.time.tv_sec, i.time.tv_usec);
  13       fflush(stdout);
  14     }
  15   }
  16   return 0;
  17 }