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
113 lines
3.2 KiB
C++
113 lines
3.2 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 <rdr/InStream.h>
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#include <rdr/OutStream.h>
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#include <rfb/Exception.h>
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#include <rfb/encodings.h>
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#include <rfb/Encoder.h>
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#include <rfb/ConnParams.h>
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#include <rfb/util.h>
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using namespace rfb;
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ConnParams::ConnParams()
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: majorVersion(0), minorVersion(0), width(0), height(0), useCopyRect(false),
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supportsLocalCursor(false), supportsDesktopResize(false),
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supportsLastRect(false), qualityLevel(-1),
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name_(0), nEncodings_(0), encodings_(0),
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currentEncoding_(encodingRaw), verStrPos(0)
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{
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setName("");
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}
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ConnParams::~ConnParams()
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{
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delete [] name_;
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delete [] encodings_;
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}
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bool ConnParams::readVersion(rdr::InStream* is, bool* done)
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{
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if (verStrPos >= 12) return false;
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while (is->checkNoWait(1) && verStrPos < 12) {
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verStr[verStrPos++] = is->readU8();
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}
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if (verStrPos < 12) {
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*done = false;
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return true;
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}
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*done = true;
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verStr[12] = 0;
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return (sscanf(verStr, "RFB %03d.%03d\n", &majorVersion,&minorVersion) == 2);
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}
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void ConnParams::writeVersion(rdr::OutStream* os)
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{
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char str[13];
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sprintf(str, "RFB %03d.%03d\n", majorVersion, minorVersion);
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os->writeBytes(str, 12);
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os->flush();
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}
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void ConnParams::setPF(const PixelFormat& pf)
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{
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pf_ = pf;
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if (pf.bpp != 8 && pf.bpp != 16 && pf.bpp != 32)
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throw Exception("setPF: not 8, 16 or 32 bpp?");
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}
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void ConnParams::setName(const char* name)
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{
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delete [] name_;
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name_ = strDup(name);
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}
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void ConnParams::setEncodings(int nEncodings, const rdr::U32* encodings)
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{
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if (nEncodings > nEncodings_) {
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delete [] encodings_;
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encodings_ = new rdr::U32[nEncodings];
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}
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nEncodings_ = nEncodings;
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useCopyRect = false;
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supportsLocalCursor = false;
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supportsLastRect = false;
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qualityLevel = -1;
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currentEncoding_ = encodingRaw;
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for (int i = nEncodings-1; i >= 0; i--) {
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encodings_[i] = encodings[i];
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if (encodings[i] == encodingCopyRect)
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useCopyRect = true;
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else if (encodings[i] == pseudoEncodingCursor)
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supportsLocalCursor = true;
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else if (encodings[i] == pseudoEncodingDesktopSize)
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supportsDesktopResize = true;
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else if (encodings[i] == pseudoEncodingLastRect)
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supportsLastRect = true;
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else if (encodings[i] >= pseudoEncodingQualityLevel0 &&
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encodings[i] <= pseudoEncodingQualityLevel9)
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qualityLevel = encodings[i] - pseudoEncodingQualityLevel0;
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else if (encodings[i] <= encodingMax && Encoder::supported(encodings[i]))
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currentEncoding_ = encodings[i];
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}
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}
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