tinc/src/event.h
2019-08-26 13:44:53 +02:00

76 lines
2.1 KiB
C

#ifndef TINC_EVENT_H
#define TINC_EVENT_H
/*
event.h -- I/O, timeout and signal event handling
Copyright (C) 2012-2013 Guus Sliepen <guus@tinc-vpn.org>
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
the Free Software Foundation; either version 2 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License along
with this program; if not, write to the Free Software Foundation, Inc.,
51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
*/
#include "splay_tree.h"
#define IO_READ 1
#define IO_WRITE 2
typedef void (*io_cb_t)(void *data, int flags);
typedef void (*timeout_cb_t)(void *data);
typedef void (*signal_cb_t)(void *data);
typedef struct io_t {
int fd;
int flags;
#ifdef HAVE_MINGW
WSAEVENT event;
#endif
io_cb_t cb;
void *data;
splay_node_t node;
} io_t;
typedef struct timeout_t {
struct timeval tv;
timeout_cb_t cb;
void *data;
splay_node_t node;
} timeout_t;
typedef struct signal_t {
int signum;
signal_cb_t cb;
void *data;
splay_node_t node;
} signal_t;
extern struct timeval now;
extern void io_add(io_t *io, io_cb_t cb, void *data, int fd, int flags);
#ifdef HAVE_MINGW
extern void io_add_event(io_t *io, io_cb_t cb, void *data, WSAEVENT event);
#endif
extern void io_del(io_t *io);
extern void io_set(io_t *io, int flags);
extern void timeout_add(timeout_t *timeout, timeout_cb_t cb, void *data, struct timeval *tv);
extern void timeout_del(timeout_t *timeout);
extern void timeout_set(timeout_t *timeout, struct timeval *tv);
extern void signal_add(signal_t *sig, signal_cb_t cb, void *data, int signum);
extern void signal_del(signal_t *sig);
extern bool event_loop(void);
extern void event_exit(void);
#endif