tdenetwork/krdc/vnc/vncviewer.h

#ifndef VNCVIEWER_H
#define VNCVIEWER_H
/*
 *  Copyright (C) 2000, 2001 Const Kaplinsky.  All Rights Reserved.
 *  Copyright (C) 2000 Tridia Corporation.  All Rights Reserved.
 *  Copyright (C) 1999 AT&T Laboratories Cambridge.  All Rights Reserved.
 *
 *  This 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 software 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 software; if not, write to the Free Software
 *  Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301,
 *  USA.
 */

/*
 * vncviewer.h
 */

#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <sys/time.h>
#include <unistd.h>
#include <X11/IntrinsicP.h>
#include <X11/StringDefs.h>
#include <X11/Shell.h>
#include <X11/keysym.h>
#include <X11/Xatom.h>
#include <X11/Xmu/StdSel.h>
#include "vnctypes.h" 

#if(defined __cplusplus)
extern "C"
{
#endif

#include "rfbproto.h"

extern int endianTest;

#define Swap16IfLE(s) \
    (*(char *)&endianTest ? ((((s) & 0xff) << 8) | (((s) >> 8) & 0xff)) : (s))

#define Swap32IfLE(l) \
    (*(char *)&endianTest ? ((((l) & 0xff000000) >> 24) | \
			     (((l) & 0x00ff0000) >> 8)  | \
			     (((l) & 0x0000ff00) << 8)  | \
			     (((l) & 0x000000ff) << 24))  : (l))

#define MAX_ENCODINGS 20


/** kvncview.cpp **/

extern AppData appData;

extern Display* dpy;
extern const char *vncServerHost;
extern int vncServerPort;

extern int isQuitFlagSet();
extern int getPassword(char *passwd, int pwlen);
extern void DrawScreenRegion(int x, int y, int width, int height);
extern void DrawAnyScreenRegionX11Thread(int x, int y, int width, int height);
extern void LockFramebuffer();
extern void UnlockFramebuffer();
extern void EnableClientCursor(int state);
extern void beep();
extern void newServerCut(char *bytes, int len);
extern void postMouseEvent(int x, int y, int buttonMask);

/** threads.cpp **/

extern void queueIncrementalUpdateRequest();
extern void announceIncrementalUpdateRequest();

/* colour.c */

extern unsigned long BGR233ToPixel[];

extern Colormap cmap;
extern Visual *vis;
extern unsigned int visdepth, visbpp;

extern void SetVisualAndCmap(void);

/* desktop.c */

extern Widget form, viewport, desktop;
extern GC gc;
extern GC srcGC, dstGC;
extern Dimension dpyWidth, dpyHeight;

extern void DesktopInit(Window win);
extern void ToplevelInit(void);
extern void SendRFBEvent(XEvent *event, String *params, Cardinal *num_params);
extern void CopyDataToScreen(char *buf, int x, int y, int width, int height);
extern void CopyDataFromScreen(char *buf, int x, int y, int width, int height);
extern void FillRectangle8(CARD8, int x, int y, int width, int height);
extern void FillRectangle16(CARD16, int x, int y, int width, int height);
extern void FillRectangle32(CARD32, int x, int y, int width, int height);
extern void CopyArea(int srcX, int srcY, int width, int height, int x, int y);
extern void SyncScreenRegion(int x, int y, int width, int height);
extern void SyncScreenRegionX11Thread(int x, int y, int width, int height);
extern void drawCursor(void);
extern void DrawCursorX11Thread(int x, int y);
extern void undrawCursor(void);
extern void getBoundingRectCursor(int cx, int cy, int _imageIndex,
				  int *x, int *y, int *w, int *h);
extern int rectsIntersect(int x, int y, int w, int h, 
			  int x2, int y2, int w2, int h2);
extern int rectContains(int outX, int outY, int outW, int outH, 
			int inX, int inY, int inW, int inH);
extern void rectsJoin(int *nx1, int *ny1, int *nw1, int *nh1, 
		      int x2, int y2, int w2, int h2);
extern void DrawZoomedScreenRegionX11Thread(Window win, int zwidth, 
					    int zheight, 
					    int x, int y, 
					    int width, int height);
extern void DrawScreenRegionX11Thread(Window win, int x, int y, 
				      int width, int height);
extern void Cleanup(void);
extern XImage *CreateShmZoomImage(void);
extern XImage *CreateShmImage(void);
extern void ShmCleanup(void);
extern void freeDesktopResources(void);

/* rfbproto.c */

extern int rfbsock;
extern Bool canUseCoRRE;
extern Bool canUseHextile;
extern char *desktopName;
extern rfbPixelFormat myFormat;
extern rfbServerInitMsg si;

extern int cursorX, cursorY;
extern int imageIndex;
typedef struct {
  int set;
  int w, h;
  int hotX, hotY;
  int len;
  char *image;
} PointerImage;
extern PointerImage pointerImages[];

extern int ConnectToRFBServer(const char *hostname, int port);
extern enum InitStatus InitialiseRFBConnection(void);
extern Bool SetFormatAndEncodings(void);
extern Bool SendIncrementalFramebufferUpdateRequest(void);
extern Bool SendFramebufferUpdateRequest(int x, int y, int w, int h,
					 Bool incremental);
extern Bool SendPointerEvent(int x, int y, int buttonMask);
extern Bool SendKeyEvent(CARD32 key, Bool down);
extern Bool SendClientCutText(const char *str, int len);
extern Bool HandleRFBServerMessage(void);

extern void PrintPixelFormat(rfbPixelFormat *format);
extern void freeRFBProtoResources(void);
extern void freeResources(void);

/* sockets.c */

extern Bool errorMessageOnReadFailure;

extern Bool ReadFromRFBServer(char *out, unsigned int n);
extern Bool WriteExact(int sock, const char *buf, int n);
extern int ConnectToTcpAddr(unsigned int host, int port);

extern int StringToIPAddr(const char *str, unsigned int *addr);
extern void freeSocketsResources(void);

#if(defined __cplusplus)
}
#endif
#endif