+ struct splay_node_t node;
+} io_t;
+
+typedef struct timeout_t {
+ struct timeval tv;
+ timeout_cb_t cb;
+ void *data;
+ struct splay_node_t node;
+} timeout_t;
+
+typedef struct signal_t {
+ int signum;
+ signal_cb_t cb;
+ void *data;
+ struct splay_node_t node;
+} signal_t;
+
+struct event_loop_t {
+ fd_set readfds;
+ fd_set writefds;
+
+ volatile bool running;
+ struct timeval now;
+ bool deletion;
+
+ splay_tree_t ios;
+ splay_tree_t timeouts;
+ splay_tree_t signals;
+
+ idle_cb_t idle_cb;
+ void *idle_data;
+
+ io_t signalio;
+ int pipefd[2];
+
+ void *data;
+};
+
+extern void io_add(event_loop_t *loop, io_t *io, io_cb_t cb, void *data, int fd, int flags);
+extern void io_del(event_loop_t *loop, io_t *io);
+extern void io_set(event_loop_t *loop, io_t *io, int flags);
+
+extern void timeout_add(event_loop_t *loop, timeout_t *timeout, timeout_cb_t cb, void *data, struct timeval *tv);
+extern void timeout_del(event_loop_t *loop, timeout_t *timeout);
+extern void timeout_set(event_loop_t *loop, timeout_t *timeout, struct timeval *tv);
+
+extern void signal_add(event_loop_t *loop, signal_t *sig, signal_cb_t cb, void *data, uint8_t signum);
+extern void signal_trigger(event_loop_t *loop, signal_t *sig);
+extern void signal_del(event_loop_t *loop, signal_t *sig);
+
+extern void idle_set(event_loop_t *loop, idle_cb_t cb, void *data);