- /* Copyright (C) 2002-2005 RealVNC Ltd. All Rights Reserved.
- * Copyright 2009-2019 Pierre Ossman for Cendio AB
- *
- * 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., 59 Temple Place - Suite 330, Boston, MA 02111-1307,
- * USA.
- */
- //
- // CMsgReader - class for reading RFB messages on the server side
- // (i.e. messages from client to server).
- //
-
- #ifndef __RFB_CMSGREADER_H__
- #define __RFB_CMSGREADER_H__
-
- #include <rdr/types.h>
-
- #include <rfb/Rect.h>
- #include <rfb/encodings.h>
-
- namespace rdr { class InStream; }
-
- namespace rfb {
- class CMsgHandler;
- struct Rect;
-
- class CMsgReader {
- public:
- CMsgReader(CMsgHandler* handler, rdr::InStream* is);
- virtual ~CMsgReader();
-
- bool readServerInit();
-
- // readMsg() reads a message, calling the handler as appropriate.
- bool readMsg();
-
- rdr::InStream* getInStream() { return is; }
-
- int imageBufIdealSize;
-
- protected:
- bool readSetColourMapEntries();
- bool readBell();
- bool readServerCutText();
- bool readExtendedClipboard(rdr::S32 len);
- bool readFence();
- bool readEndOfContinuousUpdates();
-
- bool readFramebufferUpdate();
-
- bool readRect(const Rect& r, int encoding);
-
- bool readSetXCursor(int width, int height, const Point& hotspot);
- bool readSetCursor(int width, int height, const Point& hotspot);
- bool readSetCursorWithAlpha(int width, int height, const Point& hotspot);
- bool readSetVMwareCursor(int width, int height, const Point& hotspot);
- bool readSetDesktopName(int x, int y, int w, int h);
- bool readExtendedDesktopSize(int x, int y, int w, int h);
- bool readLEDState();
- bool readVMwareLEDState();
-
- private:
- CMsgHandler* handler;
- rdr::InStream* is;
-
- enum stateEnum {
- MSGSTATE_IDLE,
- MSGSTATE_MESSAGE,
- MSGSTATE_RECT_HEADER,
- MSGSTATE_RECT_DATA,
- };
-
- stateEnum state;
-
- rdr::U8 currentMsgType;
- int nUpdateRectsLeft;
- Rect dataRect;
- int rectEncoding;
-
- int cursorEncoding;
-
- static const int maxCursorSize = 256;
- };
- }
- #endif
|