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rfb.h
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rfb.h
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// Copyright (C) 1999 AT&T Laboratories Cambridge. All Rights Reserved.
//
// This file is part of the VNC system.
//
// The VNC system 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., 59 Temple Place - Suite 330, Boston, MA 02111-1307,
// USA.
//
// If the source code for the VNC system is not available from the place
// whence you received this file, check http://www.uk.research.att.com/vnc or contact
// the authors on [email protected] for information on obtaining it.
// rfb.h
// This includes the rfb spec header, the port numbers,
// the CARD type definitions and various useful macros.
//
#ifndef RFB_H__
#define RFB_H__
// Define the CARD* types as used in X11/Xmd.h
typedef unsigned long CARD32;
typedef unsigned short CARD16;
typedef short INT16;
typedef unsigned char CARD8;
// Define the port number offsets
#define FLASH_PORT_OFFSET 5400
#define INCOMING_PORT_OFFSET 5500
#define HTTP_PORT_OFFSET 5800 // we don't use this in Venice
#define RFB_PORT_OFFSET 5900
#define PORT_TO_DISPLAY(p) ( (p) - RFB_PORT_OFFSET )
#define DISPLAY_TO_PORT(d) ( (d) + RFB_PORT_OFFSET )
// include the protocol spec
#include "rfbproto.h"
// define some quick endian conversions
// change this if necessary
#define LITTLE_ENDIAN_HOST
#ifdef LITTLE_ENDIAN_HOST
#define Swap16IfLE(s) \
((CARD16) ((((s) & 0xff) << 8) | (((s) >> 8) & 0xff)))
#define Swap32IfLE(l) \
((CARD32) ((((l) & 0xff000000) >> 24) | \
(((l) & 0x00ff0000) >> 8) | \
(((l) & 0x0000ff00) << 8) | \
(((l) & 0x000000ff) << 24)))
#else
#define Swap16IfLE(s) (s)
#define Swap32IfLE(l) (l)
#endif
// unconditional swaps
#define Swap16(s) \
((CARD16) ((((s) & 0xff) << 8) | (((s) >> 8) & 0xff)))
#define Swap32(l) \
((CARD32) ((((l) & 0xff000000) >> 24) | \
(((l) & 0x00ff0000) >> 8) | \
(((l) & 0x0000ff00) << 8) | \
(((l) & 0x000000ff) << 24)))
#endif