fbserv_obj.h

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/*                    F B S E R V _ O B J . H
 * BRL-CAD
 *
 * Copyright (c) 2004-2006 United States Government as represented by
 * the U.S. Army Research Laboratory.
 *
 * This library is free software; you can redistribute it and/or
 * modify it under the terms of the GNU Lesser General Public License
 * as published by the Free Software Foundation; either version 2.1 of
 * the License, or (at your option) any later version.
 *
 * This library 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
 * Library General Public License for more details.
 *
 * You should have received a copy of the GNU Lesser General Public
 * License along with this file; see the file named COPYING for more
 * information.
 */
/** @addtogroup libfb */
/*@{*/
/** @file fbserv_obj.h
 *
 */
#ifndef __FBSERV_OBJ_H__
#define __FBSERV_OBJ_H__

#include "fb.h"
#include "pkg.h"

#define NET_LONG_LEN    4       /**< @brief #  bytes to network long */
#define MAX_CLIENTS 32
#define MAX_PORT_TRIES 100
#define FBS_CALLBACK_NULL       (void (*)())NULL

struct fbserv_listener {
  int                   fbsl_fd;                        /**< @brief socket to listen for connections */
  int                   fbsl_port;                      /**< @brief port number to listen on */
  int                   fbsl_listen;                    /**< @brief !0 means listen for connections */
  struct fbserv_obj     *fbsl_fbsp;                     /**< @brief points to its fbserv object */
};

struct fbserv_client {
  int                   fbsc_fd;
  struct pkg_conn       *fbsc_pkg;
  struct fbserv_obj     *fbsc_fbsp;                     /**< @brief points to its fbserv object */
};

struct fbserv_obj {
  FBIO                          *fbs_fbp;                       /**< @brief framebuffer pointer */
  struct fbserv_listener        fbs_listener;                   /**< @brief data for listening */
  struct fbserv_client          fbs_clients[MAX_CLIENTS];       /**< @brief connected clients */
  void                          (*fbs_callback)();              /**< @brief callback function */
  genptr_t                      fbs_clientData;
};

FB_EXPORT extern int fbs_open();
FB_EXPORT extern int fbs_close();

#endif  /* __FBSERV_OBJ_H__ */
/*@}*/
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