X-Git-Url: http://git.meshlink.io/?p=meshlink;a=blobdiff_plain;f=src%2Fevent.h;h=31c326be141f37177d636b1dbfd7e65af7f8f3c4;hp=345a5f913b18d3aca324644f41b9c8c6d294d9bd;hb=963c5055505f2fc117cd5efa06eaa02c9b2bf85d;hpb=ab7c61b06f6c6e991225f2fcc32d02b8e1084aee

diff --git a/src/event.h b/src/event.h
index 345a5f91..31c326be 100644
--- a/src/event.h
+++ b/src/event.h
@@ -1,7 +1,9 @@
+#ifndef MESHLINK_EVENT_H
+#define MESHLINK_EVENT_H
+
 /*
-    event.h -- header for event.c
-    Copyright (C) 2002-2009 Guus Sliepen <guus@tinc-vpn.org>,
-                  2002-2005 Ivo Timmermans
+    event.h -- I/O, timeout and signal event handling
+    Copyright (C) 2014, 2017 Guus Sliepen <guus@meshlink.io>
 
     This program is free software; you can redistribute it and/or modify
     it under the terms of the GNU General Public License as published by
@@ -18,29 +20,83 @@
     51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
 */
 
-#ifndef __TINC_EVENT_H__
-#define __TINC_EVENT_H__
+#include "splay_tree.h"
+#include "system.h"
+#include <pthread.h>
+
+#define IO_READ 1
+#define IO_WRITE 2
 
-#include "avl_tree.h"
+typedef struct event_loop_t event_loop_t;
 
-extern avl_tree_t *event_tree;
+typedef void (*io_cb_t)(event_loop_t *loop, void *data, int flags);
+typedef void (*timeout_cb_t)(event_loop_t *loop, void *data);
+typedef void (*signal_cb_t)(event_loop_t *loop, void *data);
+typedef struct timespec(*idle_cb_t)(event_loop_t *loop, void *data);
 
-typedef void (*event_handler_t)(void *);
+typedef struct io_t {
+	struct splay_node_t node;
+	int fd;
+	int flags;
+	io_cb_t cb;
+	void *data;
+} io_t;
+
+typedef struct timeout_t {
+	struct splay_node_t node;
+	struct timespec tv;
+	timeout_cb_t cb;
+	void *data;
+} timeout_t;
 
-typedef struct {
-	time_t time;
-	int id;
-	event_handler_t handler;
+typedef struct signal_t {
+	struct splay_node_t node;
+	int signum;
+	bool set;
+	signal_cb_t cb;
 	void *data;
-} event_t;
-
-extern void init_events(void);
-extern void exit_events(void);
-extern void expire_events(void);
-extern event_t *new_event(void) __attribute__ ((__malloc__));
-extern void free_event(event_t *);
-extern void event_add(event_t *);
-extern void event_del(event_t *);
-extern event_t *get_expired_event(void);
-
-#endif							/* __TINC_EVENT_H__ */
+} signal_t;
+
+struct event_loop_t {
+	void *data;
+
+	volatile bool running;
+	bool deletion;
+
+	struct timespec now;
+
+	splay_tree_t timeouts;
+	idle_cb_t idle_cb;
+	void *idle_data;
+	splay_tree_t ios;
+	splay_tree_t signals;
+
+	fd_set readfds;
+	fd_set writefds;
+
+	io_t signalio;
+	int pipefd[2];
+};
+
+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 timespec *tv);
+extern void timeout_del(event_loop_t *loop, timeout_t *timeout);
+extern void timeout_set(event_loop_t *loop, timeout_t *timeout, struct timespec *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);
+
+extern void event_loop_init(event_loop_t *loop);
+extern void event_loop_exit(event_loop_t *loop);
+extern bool event_loop_run(event_loop_t *loop, pthread_mutex_t *mutex) __attribute__((__warn_unused_result__));
+extern void event_loop_flush_output(event_loop_t *loop);
+extern void event_loop_start(event_loop_t *loop);
+extern void event_loop_stop(event_loop_t *loop);
+
+#endif