102 lines
2.7 KiB
C++
102 lines
2.7 KiB
C++
/* Copyright (C) 2002-2005 RealVNC Ltd. All Rights Reserved.
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* Copyright 2009-2019 Pierre Ossman for Cendio AB
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*
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* This is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This software is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this software; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307,
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* USA.
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*/
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//
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// CMsgReader - class for reading RFB messages on the server side
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// (i.e. messages from client to server).
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//
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#ifndef __RFB_CMSGREADER_H__
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#define __RFB_CMSGREADER_H__
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#include <stdint.h>
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#include <core/Rect.h>
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namespace rdr { class InStream; }
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namespace rfb {
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class CMsgHandler;
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class CMsgReader {
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public:
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CMsgReader(CMsgHandler* handler, rdr::InStream* is);
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virtual ~CMsgReader();
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bool readServerInit();
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// readMsg() reads a message, calling the handler as appropriate.
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bool readMsg();
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rdr::InStream* getInStream() { return is; }
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int imageBufIdealSize;
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protected:
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bool readSetColourMapEntries();
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bool readBell();
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bool readServerCutText();
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bool readExtendedClipboard(int32_t len);
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bool readFence();
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bool readEndOfContinuousUpdates();
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bool readFramebufferUpdate();
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bool readRect(const core::Rect& r, int encoding);
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bool readSetXCursor(int width, int height,
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const core::Point& hotspot);
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bool readSetCursor(int width, int height,
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const core::Point& hotspot);
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bool readSetCursorWithAlpha(int width, int height,
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const core::Point& hotspot);
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bool readSetVMwareCursor(int width, int height,
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const core::Point& hotspot);
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bool readSetDesktopName(int x, int y, int w, int h);
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bool readExtendedDesktopSize(int x, int y, int w, int h);
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bool readLEDState();
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bool readVMwareLEDState();
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private:
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CMsgHandler* handler;
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rdr::InStream* is;
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enum stateEnum {
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MSGSTATE_IDLE,
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MSGSTATE_MESSAGE,
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MSGSTATE_RECT_HEADER,
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MSGSTATE_RECT_DATA,
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};
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stateEnum state;
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uint8_t currentMsgType;
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int nUpdateRectsLeft;
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core::Rect dataRect;
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int rectEncoding;
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int cursorEncoding;
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static const int maxCursorSize = 256;
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};
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}
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#endif
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