1 files changed, 30 insertions, 0 deletions
diff --git a/timer.h b/timer.h
new file mode 100644
index 0000000..c24611a
--- /dev/null
+++ b/timer.h
@@ -0,0 +1,30 @@
+#ifndef TIMER_H
+#define TIMER_H
+
+#include <stddef.h>
+
+enum TimerState : unsigned int {
+  T_STOPPED = 0,
+  T_RUNNING,
+};  
+
+struct Timer {
+  size_t seconds;
+  size_t remaining_seconds;
+  int timerfd;
+  enum TimerState status;
+};
+
+typedef struct Timer Timer;
+typedef enum TimerState TimerState;
+
+void timer_init(Timer *t, size_t sec);
+
+void timer_reset(Timer *t);
+void timer_start(Timer *t);
+void timer_stop(Timer *t);
+void timer_toggle_state(Timer *t);
+int timer_request_time();
+void timer_loop(Timer *t);
+
+#endif