mirror of
https://github.com/TigerVNC/tigervnc.git
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![Peter Åstrand](/assets/img/avatar_default.png)
git-svn-id: svn://svn.code.sf.net/p/tigervnc/code/trunk@14 3789f03b-4d11-0410-bbf8-ca57d06f2519
101 lines
2.7 KiB
C++
101 lines
2.7 KiB
C++
/* Copyright (C) 2002-2003 RealVNC Ltd. All Rights Reserved.
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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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#include <rfb/PixelFormat.h>
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#include <rfb/msgTypes.h>
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#include <rfb/Exception.h>
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#include <rdr/InStream.h>
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#include <rfb/CMsgReaderV3.h>
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#include <rfb/CMsgHandler.h>
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using namespace rfb;
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CMsgReaderV3::CMsgReaderV3(CMsgHandler* handler, rdr::InStream* is)
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: CMsgReader(handler, is), nUpdateRectsLeft(0)
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{
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}
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CMsgReaderV3::~CMsgReaderV3()
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{
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}
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void CMsgReaderV3::readServerInit()
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{
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int width = is->readU16();
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int height = is->readU16();
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handler->setDesktopSize(width, height);
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PixelFormat pf;
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pf.read(is);
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handler->setPixelFormat(pf);
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char* name = is->readString();
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handler->setName(name);
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delete [] name;
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endMsg();
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handler->serverInit();
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}
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void CMsgReaderV3::readMsg()
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{
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if (nUpdateRectsLeft == 0) {
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int type = is->readU8();
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switch (type) {
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case msgTypeFramebufferUpdate: readFramebufferUpdate(); break;
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case msgTypeSetColourMapEntries: readSetColourMapEntries(); break;
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case msgTypeBell: readBell(); break;
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case msgTypeServerCutText: readServerCutText(); break;
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default:
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fprintf(stderr, "unknown message type %d\n", type);
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throw Exception("unknown message type");
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}
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} else {
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int x = is->readU16();
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int y = is->readU16();
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int w = is->readU16();
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int h = is->readU16();
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unsigned int encoding = is->readU32();
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switch (encoding) {
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case pseudoEncodingDesktopSize:
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handler->setDesktopSize(w, h);
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break;
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case pseudoEncodingCursor:
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readSetCursor(Point(x, y), Point(w, h));
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break;
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case pseudoEncodingLastRect:
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nUpdateRectsLeft = 1; // this rectangle is the last one
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break;
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default:
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readRect(Rect(x, y, x+w, y+h), encoding);
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break;
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};
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nUpdateRectsLeft--;
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if (nUpdateRectsLeft == 0) handler->framebufferUpdateEnd();
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}
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}
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void CMsgReaderV3::readFramebufferUpdate()
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{
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is->skip(1);
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nUpdateRectsLeft = is->readU16();
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endMsg();
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handler->framebufferUpdateStart();
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}
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