weston/connection.h

/*
 * Copyright © 2008 Kristian Høgsberg
 *
 * Permission to use, copy, modify, distribute, and sell this software and its
 * documentation for any purpose is hereby granted without fee, provided that
 * the above copyright notice appear in all copies and that both that copyright
 * notice and this permission notice appear in supporting documentation, and
 * that the name of the copyright holders not be used in advertising or
 * publicity pertaining to distribution of the software without specific,
 * written prior permission.  The copyright holders make no representations
 * about the suitability of this software for any purpose.  It is provided "as
 * is" without express or implied warranty.
 *
 * THE COPYRIGHT HOLDERS DISCLAIM ALL WARRANTIES WITH REGARD TO THIS SOFTWARE,
 * INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO
 * EVENT SHALL THE COPYRIGHT HOLDERS BE LIABLE FOR ANY SPECIAL, INDIRECT OR
 * CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE,
 * DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER
 * TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE
 * OF THIS SOFTWARE.
 */

#ifndef _CONNECTION_H_
#define _CONNECTION_H_

#include <stdarg.h>
#include "wayland-util.h"

struct wl_connection;

#define WL_CONNECTION_READABLE 0x01
#define WL_CONNECTION_WRITABLE 0x02

typedef int (*wl_connection_update_func_t)(struct wl_connection *connection,
					   uint32_t mask, void *data);

struct wl_connection *wl_connection_create(int fd,
					   wl_connection_update_func_t update,
					   void *data);
void wl_connection_destroy(struct wl_connection *connection);
void wl_connection_copy(struct wl_connection *connection, void *data, size_t size);
void wl_connection_consume(struct wl_connection *connection, size_t size);
int wl_connection_data(struct wl_connection *connection, uint32_t mask);
void wl_connection_write(struct wl_connection *connection, const void *data, size_t count);

void wl_connection_vmarshal(struct wl_connection *connection,
			    struct wl_object *sender,
			    uint32_t opcode, va_list ap,
			    const struct wl_message *message);

void wl_connection_demarshal(struct wl_connection *connection,
			     uint32_t size,
			     struct wl_hash_table *objects,
			     void (*func)(void),
			     void *data, struct wl_object *target,
			     const struct wl_message *message);

#endif