diff options
Diffstat (limited to 'src/plugins/platforms/vnc')
| -rw-r--r-- | src/plugins/platforms/vnc/main.cpp | 73 | ||||
| -rw-r--r-- | src/plugins/platforms/vnc/qvnccursor.cpp | 156 | ||||
| -rw-r--r-- | src/plugins/platforms/vnc/qvnccursor.h | 76 | ||||
| -rw-r--r-- | src/plugins/platforms/vnc/qvncintegration.cpp | 255 | ||||
| -rw-r--r-- | src/plugins/platforms/vnc/qvncintegration.h | 111 | ||||
| -rw-r--r-- | src/plugins/platforms/vnc/qvncserver.cpp | 1935 | ||||
| -rw-r--r-- | src/plugins/platforms/vnc/qvncserver.h | 533 | ||||
| -rw-r--r-- | src/plugins/platforms/vnc/vnc.pro | 22 |
8 files changed, 0 insertions, 3161 deletions
diff --git a/src/plugins/platforms/vnc/main.cpp b/src/plugins/platforms/vnc/main.cpp deleted file mode 100644 index 7ec780af53..0000000000 --- a/src/plugins/platforms/vnc/main.cpp +++ /dev/null @@ -1,73 +0,0 @@ -/**************************************************************************** -** -** Copyright (C) 2012 Nokia Corporation and/or its subsidiary(-ies). -** Contact: http://www.qt-project.org/ -** -** This file is part of the plugins of the Qt Toolkit. -** -** $QT_BEGIN_LICENSE:LGPL$ -** GNU Lesser General Public License Usage -** This file may be used under the terms of the GNU Lesser General Public -** License version 2.1 as published by the Free Software Foundation and -** appearing in the file LICENSE.LGPL included in the packaging of this -** file. Please review the following information to ensure the GNU Lesser -** General Public License version 2.1 requirements will be met: -** http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html. -** -** In addition, as a special exception, Nokia gives you certain additional -** rights. These rights are described in the Nokia Qt LGPL Exception -** version 1.1, included in the file LGPL_EXCEPTION.txt in this package. -** -** GNU General Public License Usage -** Alternatively, this file may be used under the terms of the GNU General -** Public License version 3.0 as published by the Free Software Foundation -** and appearing in the file LICENSE.GPL included in the packaging of this -** file. Please review the following information to ensure the GNU General -** Public License version 3.0 requirements will be met: -** http://www.gnu.org/copyleft/gpl.html. -** -** Other Usage -** Alternatively, this file may be used in accordance with the terms and -** conditions contained in a signed written agreement between you and Nokia. -** -** -** -** -** -** -** $QT_END_LICENSE$ -** -****************************************************************************/ - -#include "qvncintegration.h" -#include <qstringlist.h> -#include <QtGui/QPlatformIntegrationPlugin> - -QT_BEGIN_NAMESPACE - -class QVNCIntegrationPlugin : public QPlatformIntegrationPlugin -{ -public: - QStringList keys() const; - QPlatformIntegration *create(const QString&, const QStringList &); -}; - -QStringList QVNCIntegrationPlugin::keys() const -{ - QStringList list; - list << "VNC"; - return list; -} - -QPlatformIntegration* QVNCIntegrationPlugin::create(const QString& system, const QStringList& paramList) -{ - Q_UNUSED(paramList); - if (system.toLower() == "vnc") - return new QVNCIntegration(paramList); - - return 0; -} - -Q_EXPORT_PLUGIN2(vnc, QVNCIntegrationPlugin) - -QT_END_NAMESPACE diff --git a/src/plugins/platforms/vnc/qvnccursor.cpp b/src/plugins/platforms/vnc/qvnccursor.cpp deleted file mode 100644 index 52591bdc05..0000000000 --- a/src/plugins/platforms/vnc/qvnccursor.cpp +++ /dev/null @@ -1,156 +0,0 @@ -/**************************************************************************** -** -** Copyright (C) 2012 Nokia Corporation and/or its subsidiary(-ies). -** Contact: http://www.qt-project.org/ -** -** This file is part of the plugins of the Qt Toolkit. -** -** $QT_BEGIN_LICENSE:LGPL$ -** GNU Lesser General Public License Usage -** This file may be used under the terms of the GNU Lesser General Public -** License version 2.1 as published by the Free Software Foundation and -** appearing in the file LICENSE.LGPL included in the packaging of this -** file. Please review the following information to ensure the GNU Lesser -** General Public License version 2.1 requirements will be met: -** http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html. -** -** In addition, as a special exception, Nokia gives you certain additional -** rights. These rights are described in the Nokia Qt LGPL Exception -** version 1.1, included in the file LGPL_EXCEPTION.txt in this package. -** -** GNU General Public License Usage -** Alternatively, this file may be used under the terms of the GNU General -** Public License version 3.0 as published by the Free Software Foundation -** and appearing in the file LICENSE.GPL included in the packaging of this -** file. Please review the following information to ensure the GNU General -** Public License version 3.0 requirements will be met: -** http://www.gnu.org/copyleft/gpl.html. -** -** Other Usage -** Alternatively, this file may be used in accordance with the terms and -** conditions contained in a signed written agreement between you and Nokia. -** -** -** -** -** -** -** $QT_END_LICENSE$ -** -****************************************************************************/ - -#include <QPainter> -#include <QTcpSocket> -#include <arpa/inet.h> -#include <QBitmap> -#include <QApplication> - -#include <QDebug> - -#include "qvnccursor.h" -#include "qvncserver.h" -#include "qvncintegration.h" - -QT_BEGIN_NAMESPACE - -QVNCCursor::QVNCCursor(QVNCServer * srvr, QVNCScreen *scr ) - :QPlatformSoftwareCursor(scr), useVncCursor(false), server(srvr) -{ -} - -void QVNCCursor::changeCursor(QCursor * widgetCursor, QWidget * widget) -{ - QPlatformSoftwareCursor::changeCursor(widgetCursor, widget); - if (useVncCursor) { - server->setDirtyCursor(); - } else { - setDirty(); - } -} - -void QVNCCursor::setCursorMode(bool vnc) -{ - if (vnc) { - setDirty(); - server->setDirtyCursor(); - } else { - server->setDirtyCursor(); - } - useVncCursor = vnc; -} - -QRect QVNCCursor::drawCursor(QPainter & painter) -{ - if (useVncCursor) - return QRect(); - - return QPlatformSoftwareCursor::drawCursor(painter); -} - -void QVNCCursor::clearClientCursor() -{ - QTcpSocket *socket = server->clientSocket(); - if (!socket) { - return; - } - // FramebufferUpdate header - { - const quint16 tmp[6] = { htons(0), - htons(1), - htons(0), htons(0), - htons(0), - htons(0) }; - socket->write((char*)tmp, sizeof(tmp)); - - const quint32 encoding = htonl(-239); - socket->write((char*)(&encoding), sizeof(encoding)); - } -} - -void QVNCCursor::sendClientCursor() -{ - if (useVncCursor == false) { - clearClientCursor(); - return; - } - QImage *image = graphic->image(); - if (image->isNull()) - return; - QTcpSocket *socket = server->clientSocket(); - if (!socket) { - return; - } - // FramebufferUpdate header - { - const quint16 tmp[6] = { htons(0), - htons(1), - htons(graphic->hotspot().x()), htons(graphic->hotspot().y()), - htons(image->width()), - htons(image->height()) }; - socket->write((char*)tmp, sizeof(tmp)); - - const quint32 encoding = htonl(-239); - socket->write((char*)(&encoding), sizeof(encoding)); - } - - // write pixels - //Q_ASSERT(cursor->hasAlphaChannel()); - const QImage img = image->convertToFormat(QImage::Format_RGB32); - const int n = server->clientBytesPerPixel() * img.width(); - char *buffer = new char[n]; - for (int i = 0; i < img.height(); ++i) { - server->convertPixels(buffer, (const char*)img.scanLine(i), img.width()); - socket->write(buffer, n); - } - delete[] buffer; - - // write mask - const QImage bitmap = image->createAlphaMask().convertToFormat(QImage::Format_Mono); - Q_ASSERT(bitmap.depth() == 1); - Q_ASSERT(bitmap.size() == img.size()); - const int width = (bitmap.width() + 7) / 8; - for (int i = 0; i < bitmap.height(); ++i) - socket->write((const char*)bitmap.scanLine(i), width); -} - -QT_END_NAMESPACE diff --git a/src/plugins/platforms/vnc/qvnccursor.h b/src/plugins/platforms/vnc/qvnccursor.h deleted file mode 100644 index 3428d71ac7..0000000000 --- a/src/plugins/platforms/vnc/qvnccursor.h +++ /dev/null @@ -1,76 +0,0 @@ -/**************************************************************************** -** -** Copyright (C) 2012 Nokia Corporation and/or its subsidiary(-ies). -** Contact: http://www.qt-project.org/ -** -** This file is part of the plugins of the Qt Toolkit. -** -** $QT_BEGIN_LICENSE:LGPL$ -** GNU Lesser General Public License Usage -** This file may be used under the terms of the GNU Lesser General Public -** License version 2.1 as published by the Free Software Foundation and -** appearing in the file LICENSE.LGPL included in the packaging of this -** file. Please review the following information to ensure the GNU Lesser -** General Public License version 2.1 requirements will be met: -** http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html. -** -** In addition, as a special exception, Nokia gives you certain additional -** rights. These rights are described in the Nokia Qt LGPL Exception -** version 1.1, included in the file LGPL_EXCEPTION.txt in this package. -** -** GNU General Public License Usage -** Alternatively, this file may be used under the terms of the GNU General -** Public License version 3.0 as published by the Free Software Foundation -** and appearing in the file LICENSE.GPL included in the packaging of this -** file. Please review the following information to ensure the GNU General -** Public License version 3.0 requirements will be met: -** http://www.gnu.org/copyleft/gpl.html. -** -** Other Usage -** Alternatively, this file may be used in accordance with the terms and -** conditions contained in a signed written agreement between you and Nokia. -** -** -** -** -** -** -** $QT_END_LICENSE$ -** -****************************************************************************/ -#ifndef QVNCCURSOR_H -#define QVNCCURSOR_H - -#include "../fb_base/fb_base.h" -#include <QList> -#include <QImage> -#include <QMouseEvent> - -QT_BEGIN_NAMESPACE - -class QVNCScreen; -class QVNCServer; - -class QVNCCursor : public QPlatformSoftwareCursor { -public: - QVNCCursor(QVNCServer *, QVNCScreen *); - - // input methods - void setCursorMode(bool vnc); - void changeCursor(QCursor * widgetCursor, QWidget * widget); - - // output methods - QRect drawCursor(QPainter &); - - // VNC client communication - void sendClientCursor(); - void clearClientCursor(); -private: - bool useVncCursor; // VNC or local - - QVNCServer * server; // VNC server to get events from -}; - -QT_END_NAMESPACE - -#endif // QVNCCURSOR_H diff --git a/src/plugins/platforms/vnc/qvncintegration.cpp b/src/plugins/platforms/vnc/qvncintegration.cpp deleted file mode 100644 index 8b653f7208..0000000000 --- a/src/plugins/platforms/vnc/qvncintegration.cpp +++ /dev/null @@ -1,255 +0,0 @@ -/**************************************************************************** -** -** Copyright (C) 2012 Nokia Corporation and/or its subsidiary(-ies). -** Contact: http://www.qt-project.org/ -** -** This file is part of the plugins of the Qt Toolkit. -** -** $QT_BEGIN_LICENSE:LGPL$ -** GNU Lesser General Public License Usage -** This file may be used under the terms of the GNU Lesser General Public -** License version 2.1 as published by the Free Software Foundation and -** appearing in the file LICENSE.LGPL included in the packaging of this -** file. Please review the following information to ensure the GNU Lesser -** General Public License version 2.1 requirements will be met: -** http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html. -** -** In addition, as a special exception, Nokia gives you certain additional -** rights. These rights are described in the Nokia Qt LGPL Exception -** version 1.1, included in the file LGPL_EXCEPTION.txt in this package. -** -** GNU General Public License Usage -** Alternatively, this file may be used under the terms of the GNU General -** Public License version 3.0 as published by the Free Software Foundation -** and appearing in the file LICENSE.GPL included in the packaging of this -** file. Please review the following information to ensure the GNU General -** Public License version 3.0 requirements will be met: -** http://www.gnu.org/copyleft/gpl.html. -** -** Other Usage -** Alternatively, this file may be used in accordance with the terms and -** conditions contained in a signed written agreement between you and Nokia. -** -** -** -** -** -** -** $QT_END_LICENSE$ -** -****************************************************************************/ - -#include "qvncintegration.h" -#include "../fb_base/fb_base.h" -#include <private/qapplication_p.h> -#include <QtGui/private/qpixmap_raster_p.h> -#include <QtCore/qdebug.h> - -#include <qvncserver.h> -#include <QtGui/QPainter> - -#include <QtCore/QTimer> -#include "qgenericunixfontdatabase.h" - -QVNCScreen::QVNCScreen(QRect screenSize, int screenId) - : QFbScreen::QFbScreen() -{ - setGeometry(screenSize); - setDepth(32); - setFormat(QImage::Format_RGB32); - setPhysicalSize((geometry().size()*254)/720); - - - d_ptr = new QVNCScreenPrivate(this, screenId); - - cursor = new QVNCCursor(d_ptr->vncServer, this); - d_ptr->vncServer->setCursor(static_cast<QVNCCursor *>(cursor)); -} - -QVNCDirtyMap *QVNCScreen::dirtyMap() -{ - return d_ptr->dirty; -} - -QRegion QVNCScreen::doRedraw() -{ - QRegion touched; - touched = QFbScreen::doRedraw(); - - QVector<QRect> rects = touched.rects(); - for (int i = 0; i < rects.size(); i++) - d_ptr->setDirty(rects[i]); - return touched; -} - -static inline int defaultWidth() { return 800; } -static inline int defaultHeight() { return 600; } -static inline int defaultDisplay() { return 0; } - -static void usage() -{ - qWarning() << "VNC Platform Integration options:"; - qWarning() << " size=<Width>x<Height> - set the display width and height"; - qWarning() << " defaults to" << defaultWidth() << "x" << defaultHeight(); - qWarning() << " display=<ID> - set the VNC display port to ID + 5900"; - qWarning() << " defaults to" << defaultDisplay(); - qWarning() << " offset=<X>x<Y> - set the current screens offset"; - qWarning() << " vnc - start configuration of a new screen"; - qWarning() << " size and offset are inherited from the previous screen if not set"; - qWarning() << " display id is incremented from the previous screen if not set"; - qWarning() << " virtual - manage the set of screens as a virtual desktop"; -} - -QVNCIntegration::QVNCIntegration(const QStringList& paramList) - : virtualDesktop(false), fontDb(new QGenericUnixFontDatabase()) -{ - int sizeX = defaultWidth(); - int sizeY = defaultHeight(); - int offsetX = 0; - int offsetY = 0; - int display = defaultDisplay(); - bool showUsage = false; - - foreach(QString confString, paramList) { - if (confString.startsWith(QLatin1String("size="))) { - QString val = confString.section(QLatin1Char('='), 1, 1); - sizeX = val.section(QLatin1Char('x'), 0, 0).toInt(); - sizeY = val.section(QLatin1Char('x'), 1, 1).toInt(); - } - else if (confString.startsWith(QLatin1String("display="))) { - display = confString.section(QLatin1Char('='), 1, 1).toInt(); - } - else if (confString.startsWith(QLatin1String("offset="))) { - QString val = confString.section(QLatin1Char('='), 1, 1); - offsetX = val.section(QLatin1Char('x'), 0, 0).toInt(); - offsetY = val.section(QLatin1Char('x'), 1, 1).toInt(); - } - else if (confString == QLatin1String("vnc")) { - QRect screenRect(offsetX, offsetY, sizeX, sizeY); - QVNCScreen *screen = new QVNCScreen(screenRect, display); - mScreens.append(screen); - screen->setObjectName(QString("screen %1").arg(display)); - screen->setDirty(screenRect); - ++display; - } - else if (confString == QLatin1String("virtual")) { - virtualDesktop = true; - } - else { - qWarning() << "Unknown VNC option:" << confString; - showUsage = true; - } - } - - if (showUsage) - usage(); - - QRect screenRect(offsetX, offsetY, sizeX, sizeY); - QVNCScreen *screen = new QVNCScreen(screenRect, display); - mScreens.append(screen); - mPrimaryScreen = qobject_cast<QVNCScreen *>(mScreens.first()); - screen->setObjectName(QString("screen %1").arg(display)); - screen->setDirty(screenRect); -} - -bool QVNCIntegration::hasCapability(QPlatformIntegration::Capability cap) const -{ - switch (cap) { - case ThreadedPixmaps: return true; - default: return QPlatformIntegration::hasCapability(cap); - } -} - - -QPlatformPixmap *QVNCIntegration::createPlatformPixmap(QPlatformPixmap::PixelType type) const -{ - return new QRasterPlatformPixmap(type); -} - -QWindowSurface *QVNCIntegration::createWindowSurface(QWidget *widget, WId) const -{ - QFbWindowSurface * surface; - surface = new QFbWindowSurface(mPrimaryScreen, widget); - return surface; -} - -QAbstractEventDispatcher *QVFbIntegration::createEventDispatcher() const -{ - return createUnixEventDispatcher(); -} - -QPlatformWindow *QVNCIntegration::createPlatformWindow(QWidget *widget, WId /*winId*/) const -{ - QFbWindow *w = new QFbWindow(widget); - if (virtualDesktop) { - QList<QPlatformScreen *>::const_iterator i = mScreens.constBegin(); - QList<QPlatformScreen *>::const_iterator end = mScreens.constEnd(); - QFbScreen *screen; - while (i != end) { - screen = static_cast<QFbScreen *>(*i); - screen->addWindow(w); - ++i; - } - } - else - mPrimaryScreen->addWindow(w); - return w; -} - -QPixmap QVNCIntegration::grabWindow(WId window, int x, int y, int width, int height) const -{ -// qDebug() << "QVNCIntegration::grabWindow" << window << x << y << width << height; - - if (window == 0) { //desktop - QImage *desktopImage = mPrimaryScreen->image(); - if (x==0 && y == 0 && width < 0 && height < 0) { - return QPixmap::fromImage(*desktopImage); - } - if (width < 0) - width = desktopImage->width() - x; - if (height < 0) - height = desktopImage->height() - y; - int bytesPerPixel = desktopImage->depth()/8; //We don't support 1, 2, or 4 bpp - QImage img(desktopImage->scanLine(y) + bytesPerPixel*x, width, height, desktopImage->bytesPerLine(), desktopImage->format()); - return QPixmap::fromImage(img); - } - QWidget *win = QWidget::find(window); - if (win) { - QRect r = win->geometry(); - if (width < 0) - width = r.width() - x; - if (height < 0) - height = r.height() - y; - QImage *desktopImage = mPrimaryScreen->image(); - int bytesPerPixel = desktopImage->depth()/8; //We don't support 1, 2, or 4 bpp - - QImage img(desktopImage->scanLine(r.top() + y) + bytesPerPixel*(r.left()+x), width, height, desktopImage->bytesPerLine(), desktopImage->format()); - return QPixmap::fromImage(img); - } - return QPixmap(); -} - - -void QVNCIntegration::moveToScreen(QWidget *window, int screen) -{ - if (virtualDesktop) { // all windows exist on all screens in virtual desktop mode - return; - } - if (screen < 0 || screen > mScreens.size()) - return; - QVNCScreen * newScreen = qobject_cast<QVNCScreen *>(mScreens.at(screen)); - for(int i = 0; i < mScreens.size(); i++) { - QVNCScreen *oldScreen = qobject_cast<QVNCScreen *>(mScreens.at(i)); - if (oldScreen->windowStack.contains(static_cast<QFbWindow *>(window->platformWindow()))) { - oldScreen->removeWindow(static_cast<QFbWindow *>(window->platformWindow())); - break; - } - } - window->platformWindow()->setGeometry(window->geometry()); // this should be unified elsewhere - newScreen->addWindow(static_cast<QFbWindow *>(window->platformWindow())); -} - -QPlatformFontDatabase *QVNCIntegration::fontDatabase() const -{ - return fontDb; -} diff --git a/src/plugins/platforms/vnc/qvncintegration.h b/src/plugins/platforms/vnc/qvncintegration.h deleted file mode 100644 index a6baf0340e..0000000000 --- a/src/plugins/platforms/vnc/qvncintegration.h +++ /dev/null @@ -1,111 +0,0 @@ -/**************************************************************************** -** -** Copyright (C) 2012 Nokia Corporation and/or its subsidiary(-ies). -** Contact: http://www.qt-project.org/ -** -** This file is part of the plugins of the Qt Toolkit. -** -** $QT_BEGIN_LICENSE:LGPL$ -** GNU Lesser General Public License Usage -** This file may be used under the terms of the GNU Lesser General Public -** License version 2.1 as published by the Free Software Foundation and -** appearing in the file LICENSE.LGPL included in the packaging of this -** file. Please review the following information to ensure the GNU Lesser -** General Public License version 2.1 requirements will be met: -** http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html. -** -** In addition, as a special exception, Nokia gives you certain additional -** rights. These rights are described in the Nokia Qt LGPL Exception -** version 1.1, included in the file LGPL_EXCEPTION.txt in this package. -** -** GNU General Public License Usage -** Alternatively, this file may be used under the terms of the GNU General -** Public License version 3.0 as published by the Free Software Foundation -** and appearing in the file LICENSE.GPL included in the packaging of this -** file. Please review the following information to ensure the GNU General -** Public License version 3.0 requirements will be met: -** http://www.gnu.org/copyleft/gpl.html. -** -** Other Usage -** Alternatively, this file may be used in accordance with the terms and -** conditions contained in a signed written agreement between you and Nokia. -** -** -** -** -** -** -** $QT_END_LICENSE$ -** -****************************************************************************/ - -#ifndef QGRAPHICSSYSTEM_VNC_H -#define QGRAPHICSSYSTEM_VNC_H - -#include "qvnccursor.h" -#include "../fb_base/fb_base.h" -#include <QPlatformIntegration> -#include "qgenericunixfontdatabase.h" - -QT_BEGIN_NAMESPACE - -class QVNCServer; -class QVNCDirtyMap; - -class QVNCScreenPrivate; - -class QVNCScreen : public QFbScreen -{ - Q_OBJECT -public: - QVNCScreen(QRect screenSize, int screenId); - - int linestep() const { return image() ? image()->bytesPerLine() : 0; } - uchar *base() const { return image() ? image()->bits() : 0; } - QVNCDirtyMap *dirtyMap(); - -public: - QVNCScreenPrivate *d_ptr; - -private: - QVNCServer *server; - QRegion doRedraw(); - friend class QVNCIntegration; -}; - -class QVNCIntegrationPrivate; -class QAbstractEventDispatcher; - -class QVNCIntegration : public QPlatformIntegration -{ -public: - QVNCIntegration(const QStringList& paramList); - - bool hasCapability(QPlatformIntegration::Capability cap) const; - QPlatformPixmap *createPlatformPixmap(QPlatformPixmap::PixelType type) const; - QPlatformWindow *createPlatformWindow(QWidget *widget, WId winId) const; - QWindowSurface *createWindowSurface(QWidget *widget, WId winId) const; - QAbstractEventDispatcher createEventDispatcher() const; - - QPixmap grabWindow(WId window, int x, int y, int width, int height) const; - - QList<QPlatformScreen *> screens() const { return mScreens; } - - bool isVirtualDesktop() { return virtualDesktop; } - void moveToScreen(QWidget *window, int screen); - - QPlatformFontDatabase *fontDatabase() const; - -private: - QVNCScreen *mPrimaryScreen; - QList<QPlatformScreen *> mScreens; - bool virtualDesktop; - QPlatformFontDatabase *fontDb; -}; - - - -QT_END_NAMESPACE - -#endif //QGRAPHICSSYSTEM_VNC_H - diff --git a/src/plugins/platforms/vnc/qvncserver.cpp b/src/plugins/platforms/vnc/qvncserver.cpp deleted file mode 100644 index db49025c41..0000000000 --- a/src/plugins/platforms/vnc/qvncserver.cpp +++ /dev/null @@ -1,1935 +0,0 @@ -/**************************************************************************** -** -** Copyright (C) 2012 Nokia Corporation and/or its subsidiary(-ies). -** Contact: http://www.qt-project.org/ -** -** This file is part of the plugins of the Qt Toolkit. -** -** $QT_BEGIN_LICENSE:LGPL$ -** GNU Lesser General Public License Usage -** This file may be used under the terms of the GNU Lesser General Public -** License version 2.1 as published by the Free Software Foundation and -** appearing in the file LICENSE.LGPL included in the packaging of this -** file. Please review the following information to ensure the GNU Lesser -** General Public License version 2.1 requirements will be met: -** http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html. -** -** In addition, as a special exception, Nokia gives you certain additional -** rights. These rights are described in the Nokia Qt LGPL Exception -** version 1.1, included in the file LGPL_EXCEPTION.txt in this package. -** -** GNU General Public License Usage -** Alternatively, this file may be used under the terms of the GNU General -** Public License version 3.0 as published by the Free Software Foundation -** and appearing in the file LICENSE.GPL included in the packaging of this -** file. Please review the following information to ensure the GNU General -** Public License version 3.0 requirements will be met: -** http://www.gnu.org/copyleft/gpl.html. -** -** Other Usage -** Alternatively, this file may be used in accordance with the terms and -** conditions contained in a signed written agreement between you and Nokia. -** -** -** -** -** -** -** $QT_END_LICENSE$ -** -****************************************************************************/ - -#include "qvncserver.h" - -#include <QtCore/qtimer.h> -#include <QtCore/qregexp.h> -#include <QtWidgets/qwidget.h> -#include <QtGui/qpolygon.h> -#include <QtGui/qpainter.h> - -#include <QtGui/qevent.h> -#include <QWindowSystemInterface> - -#include <qplatformdefs.h> - -#include <qdebug.h> - -#include <stdlib.h> - - -#define QT_QWS_VNC_DEBUG -#define QT_NO_QWS_CURSOR //### - - -QT_BEGIN_NAMESPACE - - - -//copied from qscreen_qws.h -#ifndef QT_QWS_DEPTH16_RGB -#define QT_QWS_DEPTH16_RGB 565 -#endif -static const int qt_rbits = (QT_QWS_DEPTH16_RGB/100); -static const int qt_gbits = (QT_QWS_DEPTH16_RGB/10%10); -static const int qt_bbits = (QT_QWS_DEPTH16_RGB%10); -static const int qt_red_shift = qt_bbits+qt_gbits-(8-qt_rbits); -static const int qt_green_shift = qt_bbits-(8-qt_gbits); -static const int qt_neg_blue_shift = 8-qt_bbits; -static const int qt_blue_mask = (1<<qt_bbits)-1; -static const int qt_green_mask = (1<<(qt_gbits+qt_bbits))-(1<<qt_bbits); -static const int qt_red_mask = (1<<(qt_rbits+qt_gbits+qt_bbits))-(1<<(qt_gbits+qt_bbits)); - -static const int qt_red_rounding_shift = qt_red_shift + qt_rbits; -static const int qt_green_rounding_shift = qt_green_shift + qt_gbits; -static const int qt_blue_rounding_shift = qt_bbits - qt_neg_blue_shift; - - -inline QRgb qt_conv16ToRgb(ushort c) -{ - const int r=(c & qt_red_mask); - const int g=(c & qt_green_mask); - const int b=(c & qt_blue_mask); - const int tr = r >> qt_red_shift | r >> qt_red_rounding_shift; - const int tg = g >> qt_green_shift | g >> qt_green_rounding_shift; - const int tb = b << qt_neg_blue_shift | b >> qt_blue_rounding_shift; - - return qRgb(tr,tg,tb); -} - - - -//=========================================================================== - -static const struct { - int keysym; - int keycode; -} keyMap[] = { - { 0xff08, Qt::Key_Backspace }, - { 0xff09, Qt::Key_Tab }, - { 0xff0d, Qt::Key_Return }, - { 0xff1b, Qt::Key_Escape }, - { 0xff63, Qt::Key_Insert }, - { 0xffff, Qt::Key_Delete }, - { 0xff50, Qt::Key_Home }, - { 0xff57, Qt::Key_End }, - { 0xff55, Qt::Key_PageUp }, - { 0xff56, Qt::Key_PageDown }, - { 0xff51, Qt::Key_Left }, - { 0xff52, Qt::Key_Up }, - { 0xff53, Qt::Key_Right }, - { 0xff54, Qt::Key_Down }, - { 0xffbe, Qt::Key_F1 }, - { 0xffbf, Qt::Key_F2 }, - { 0xffc0, Qt::Key_F3 }, - { 0xffc1, Qt::Key_F4 }, - { 0xffc2, Qt::Key_F5 }, - { 0xffc3, Qt::Key_F6 }, - { 0xffc4, Qt::Key_F7 }, - { 0xffc5, Qt::Key_F8 }, - { 0xffc6, Qt::Key_F9 }, - { 0xffc7, Qt::Key_F10 }, - { 0xffc8, Qt::Key_F11 }, - { 0xffc9, Qt::Key_F12 }, - { 0xffe1, Qt::Key_Shift }, - { 0xffe2, Qt::Key_Shift }, - { 0xffe3, Qt::Key_Control }, - { 0xffe4, Qt::Key_Control }, - { 0xffe7, Qt::Key_Meta }, - { 0xffe8, Qt::Key_Meta }, - { 0xffe9, Qt::Key_Alt }, - { 0xffea, Qt::Key_Alt }, - { 0, 0 } -}; - -void QRfbRect::read(QTcpSocket *s) -{ - quint16 buf[4]; - s->read((char*)buf, 8); - x = ntohs(buf[0]); - y = ntohs(buf[1]); - w = ntohs(buf[2]); - h = ntohs(buf[3]); -} - -void QRfbRect::write(QTcpSocket *s) const -{ - quint16 buf[4]; - buf[0] = htons(x); - buf[1] = htons(y); - buf[2] = htons(w); - buf[3] = htons(h); - s->write((char*)buf, 8); -} - -void QRfbPixelFormat::read(QTcpSocket *s) -{ - char buf[16]; - s->read(buf, 16); - bitsPerPixel = buf[0]; - depth = buf[1]; - bigEndian = buf[2]; - trueColor = buf[3]; - - quint16 a = ntohs(*(quint16 *)(buf + 4)); - redBits = 0; - while (a) { a >>= 1; redBits++; } - - a = ntohs(*(quint16 *)(buf + 6)); - greenBits = 0; - while (a) { a >>= 1; greenBits++; } - - a = ntohs(*(quint16 *)(buf + 8)); - blueBits = 0; - while (a) { a >>= 1; blueBits++; } - - redShift = buf[10]; - greenShift = buf[11]; - blueShift = buf[12]; -} - -void QRfbPixelFormat::write(QTcpSocket *s) -{ - char buf[16]; - buf[0] = bitsPerPixel; - buf[1] = depth; - buf[2] = bigEndian; - buf[3] = trueColor; - - quint16 a = 0; - for (int i = 0; i < redBits; i++) a = (a << 1) | 1; - *(quint16 *)(buf + 4) = htons(a); - - a = 0; - for (int i = 0; i < greenBits; i++) a = (a << 1) | 1; - *(quint16 *)(buf + 6) = htons(a); - - a = 0; - for (int i = 0; i < blueBits; i++) a = (a << 1) | 1; - *(quint16 *)(buf + 8) = htons(a); - - buf[10] = redShift; - buf[11] = greenShift; - buf[12] = blueShift; - s->write(buf, 16); -} - - -void QRfbServerInit::setName(const char *n) -{ - delete[] name; - name = new char [strlen(n) + 1]; - strcpy(name, n); -} - -void QRfbServerInit::read(QTcpSocket *s) -{ - s->read((char *)&width, 2); - width = ntohs(width); - s->read((char *)&height, 2); - height = ntohs(height); - format.read(s); - - quint32 len; - s->read((char *)&len, 4); - len = ntohl(len); - - name = new char [len + 1]; - s->read(name, len); - name[len] = '\0'; -} - -void QRfbServerInit::write(QTcpSocket *s) -{ - quint16 t = htons(width); - s->write((char *)&t, 2); - t = htons(height); - s->write((char *)&t, 2); - format.write(s); - quint32 len = strlen(name); - len = htonl(len); - s->write((char *)&len, 4); - s->write(name, strlen(name)); -} - -bool QRfbSetEncodings::read(QTcpSocket *s) -{ - if (s->bytesAvailable() < 3) - return false; - - char tmp; - s->read(&tmp, 1); // padding - s->read((char *)&count, 2); - count = ntohs(count); - - return true; -} - -bool QRfbFrameBufferUpdateRequest::read(QTcpSocket *s) -{ - if (s->bytesAvailable() < 9) - return false; - - s->read(&incremental, 1); - rect.read(s); - - return true; -} - -bool QRfbKeyEvent::read(QTcpSocket *s) -{ - if (s->bytesAvailable() < 7) - return false; - - s->read(&down, 1); - quint16 tmp; - s->read((char *)&tmp, 2); // padding - - quint32 key; - s->read((char *)&key, 4); - key = ntohl(key); - - unicode = 0; - keycode = 0; - int i = 0; - while (keyMap[i].keysym && !keycode) { - if (keyMap[i].keysym == (int)key) - keycode = keyMap[i].keycode; - i++; - } - if (!keycode) { - if (key <= 0xff) { - unicode = key; - if (key >= 'a' && key <= 'z') - keycode = Qt::Key_A + key - 'a'; - else if (key >= ' ' && key <= '~') - keycode = Qt::Key_Space + key - ' '; - } - } - - return true; -} - -bool QRfbPointerEvent::read(QTcpSocket *s) -{ - if (s->bytesAvailable() < 5) - return false; - - char buttonMask; - s->read(&buttonMask, 1); - - buttons = Qt::NoButton; - wheelDirection = WheelNone; - if (buttonMask & 1) - buttons |= Qt::LeftButton; - if (buttonMask & 2) - buttons |= Qt::MidButton; - if (buttonMask & 4) - buttons |= Qt::RightButton; - if (buttonMask & 8) - wheelDirection = WheelUp; - if (buttonMask & 16) - wheelDirection = WheelDown; - if (buttonMask & 32) - wheelDirection = WheelLeft; - if (buttonMask & 64) - wheelDirection = WheelRight; - - quint16 tmp; - s->read((char *)&tmp, 2); - x = ntohs(tmp); - s->read((char *)&tmp, 2); - y = ntohs(tmp); - - return true; -} - -bool QRfbClientCutText::read(QTcpSocket *s) -{ - if (s->bytesAvailable() < 7) - return false; - - char tmp[3]; - s->read(tmp, 3); // padding - s->read((char *)&length, 4); - length = ntohl(length); - - return true; -} - -//=========================================================================== - -QVNCServer::QVNCServer(QVNCScreen *screen) - : qvnc_screen(screen), cursor(0) -{ - init(5900); -} - -QVNCServer::QVNCServer(QVNCScreen *screen, int id) - : qvnc_screen(screen), cursor(0) -{ - init(5900 + id); -} - -void QVNCServer::init(uint port) -{ - qDebug() << "QVNCServer::init" << port; - - handleMsg = false; - client = 0; - encodingsPending = 0; - cutTextPending = 0; - keymod = 0; - state = Unconnected; - dirtyCursor = false; - - refreshRate = 25; - timer = new QTimer(this); - timer->setSingleShot(true); - connect(timer, SIGNAL(timeout()), this, SLOT(checkUpdate())); - - serverSocket = new QTcpServer(this); - if (!serverSocket->listen(QHostAddress::Any, port)) - qDebug() << "QVNCServer could not connect:" << serverSocket->errorString(); - else - qDebug("QVNCServer created on port %d", port); - - connect(serverSocket, SIGNAL(newConnection()), this, SLOT(newConnection())); - -#ifndef QT_NO_QWS_CURSOR - qvnc_cursor = 0; -#endif - encoder = 0; -} - -QVNCServer::~QVNCServer() -{ - delete encoder; - encoder = 0; - delete client; - client = 0; -#ifndef QT_NO_QWS_CURSOR - delete qvnc_cursor; - qvnc_cursor = 0; -#endif -} - -void QVNCServer::setDirty() -{ - if (state == Connected && !timer->isActive() && - ((dirtyMap()->numDirty > 0) || dirtyCursor)) { - timer->start(); - } -} - -void QVNCServer::newConnection() -{ - if (client) - delete client; - - client = serverSocket->nextPendingConnection(); - connect(client,SIGNAL(readyRead()),this,SLOT(readClient())); - connect(client,SIGNAL(disconnected()),this,SLOT(discardClient())); - handleMsg = false; - encodingsPending = 0; - cutTextPending = 0; - supportHextile = false; - wantUpdate = false; - - timer->start(1000 / refreshRate); - dirtyMap()->reset(); - - // send protocol version - const char *proto = "RFB 003.003\n"; - client->write(proto, 12); - state = Protocol; - -// if (!qvnc_screen->screen()) -// QWSServer::instance()->enablePainting(true); -} - -void QVNCServer::readClient() -{ - switch (state) { - case Protocol: - if (client->bytesAvailable() >= 12) { - char proto[13]; - client->read(proto, 12); - proto[12] = '\0'; - qDebug("Client protocol version %s", proto); - // No authentication - quint32 auth = htonl(1); - client->write((char *) &auth, sizeof(auth)); - state = Init; - } - break; - - case Init: - if (client->bytesAvailable() >= 1) { - quint8 shared; - client->read((char *) &shared, 1); - - // Server Init msg - QRfbServerInit sim; - QRfbPixelFormat &format = sim.format; - switch (qvnc_screen->depth()) { - case 32: - format.bitsPerPixel = 32; - format.depth = 32; - format.bigEndian = 0; - format.trueColor = true; - format.redBits = 8; - format.greenBits = 8; - format.blueBits = 8; - format.redShift = 16; - format.greenShift = 8; - format.blueShift = 0; - break; - - case 24: - format.bitsPerPixel = 24; - format.depth = 24; - format.bigEndian = 0; - format.trueColor = true; - format.redBits = 8; - format.greenBits = 8; - format.blueBits = 8; - format.redShift = 16; - format.greenShift = 8; - format.blueShift = 0; - break; - - case 18: - format.bitsPerPixel = 24; - format.depth = 18; - format.bigEndian = 0; - format.trueColor = true; - format.redBits = 6; - format.greenBits = 6; - format.blueBits = 6; - format.redShift = 12; - format.greenShift = 6; - format.blueShift = 0; - break; - - case 16: - format.bitsPerPixel = 16; - format.depth = 16; - format.bigEndian = 0; - format.trueColor = true; - format.redBits = 5; - format.greenBits = 6; - format.blueBits = 5; - format.redShift = 11; - format.greenShift = 5; - format.blueShift = 0; - break; - - case 15: - format.bitsPerPixel = 16; - format.depth = 15; - format.bigEndian = 0; - format.trueColor = true; - format.redBits = 5; - format.greenBits = 5; - format.blueBits = 5; - format.redShift = 10; - format.greenShift = 5; - format.blueShift = 0; - break; - - case 12: - format.bitsPerPixel = 16; - format.depth = 12; - format.bigEndian = 0; - format.trueColor = true; - format.redBits = 4; - format.greenBits = 4; - format.blueBits = 4; - format.redShift = 8; - format.greenShift = 4; - format.blueShift = 0; - break; - - case 8: - case 4: - format.bitsPerPixel = 8; - format.depth = 8; - format.bigEndian = 0; - format.trueColor = false; - format.redBits = 0; - format.greenBits = 0; - format.blueBits = 0; - format.redShift = 0; - format.greenShift = 0; - format.blueShift = 0; - break; - - default: - qDebug("QVNC cannot drive depth %d", qvnc_screen->depth()); - discardClient(); - return; - } - sim.width = qvnc_screen->geometry().width(); - sim.height = qvnc_screen->geometry().height(); - sim.setName("Qt for Embedded Linux VNC Server"); - sim.write(client); - state = Connected; - } - break; - - case Connected: - do { - if (!handleMsg) { - client->read((char *)&msgType, 1); - handleMsg = true; - } - if (handleMsg) { - switch (msgType ) { - case SetPixelFormat: - setPixelFormat(); - break; - case FixColourMapEntries: - qDebug("Not supported: FixColourMapEntries"); - handleMsg = false; - break; - case SetEncodings: - setEncodings(); - break; - case FramebufferUpdateRequest: - frameBufferUpdateRequest(); - break; - case KeyEvent: - keyEvent(); - break; - case PointerEvent: - pointerEvent(); - break; - case ClientCutText: - clientCutText(); - break; - default: - qDebug("Unknown message type: %d", (int)msgType); - handleMsg = false; - } - } - } while (!handleMsg && client->bytesAvailable()); - break; - default: - break; - } -} - -#if 0//Q_BYTE_ORDER == Q_BIG_ENDIAN -bool QVNCScreen::swapBytes() const -{ - if (depth() != 16) - return false; - - if (screen()) - return screen()->frameBufferLittleEndian(); - return frameBufferLittleEndian(); -} -#endif - -void QVNCServer::setPixelFormat() -{ - if (client->bytesAvailable() >= 19) { - char buf[3]; - client->read(buf, 3); // just padding - pixelFormat.read(client); -#ifdef QT_QWS_VNC_DEBUG - qDebug("Want format: %d %d %d %d %d %d %d %d %d %d", - int(pixelFormat.bitsPerPixel), - int(pixelFormat.depth), - int(pixelFormat.bigEndian), - int(pixelFormat.trueColor), - int(pixelFormat.redBits), - int(pixelFormat.greenBits), - int(pixelFormat.blueBits), - int(pixelFormat.redShift), - int(pixelFormat.greenShift), - int(pixelFormat.blueShift)); -#endif - if (!pixelFormat.trueColor) { - qDebug("Can only handle true color clients"); - discardClient(); - } - handleMsg = false; - sameEndian = (QSysInfo::ByteOrder == QSysInfo::BigEndian) == !!pixelFormat.bigEndian; - needConversion = pixelConversionNeeded(); -#if Q_BYTE_ORDER == Q_BIG_ENDIAN - swapBytes = qvnc_screen->swapBytes(); -#endif - } -} - -void QVNCServer::setEncodings() -{ - QRfbSetEncodings enc; - - if (!encodingsPending && enc.read(client)) { - encodingsPending = enc.count; - if (!encodingsPending) - handleMsg = false; - } - - if (encoder) { - delete encoder; - encoder = 0; - } - - enum Encodings { - Raw = 0, - CopyRect = 1, - RRE = 2, - CoRRE = 4, - Hextile = 5, - ZRLE = 16, - Cursor = -239, - DesktopSize = -223 - }; - - supportCursor = false; - - if (encodingsPending && (unsigned)client->bytesAvailable() >= - encodingsPending * sizeof(quint32)) { - for (int i = 0; i < encodingsPending; ++i) { - qint32 enc; - client->read((char *)&enc, sizeof(qint32)); - enc = ntohl(enc); -#ifdef QT_QWS_VNC_DEBUG - qDebug("QVNCServer::setEncodings: %d", enc); -#endif - switch (enc) { - case Raw: - if (!encoder) { - encoder = new QRfbRawEncoder(this); -#ifdef QT_QWS_VNC_DEBUG - qDebug("QVNCServer::setEncodings: using raw"); -#endif - } - break; - case CopyRect: - supportCopyRect = true; - break; - case RRE: - supportRRE = true; - break; - case CoRRE: - supportCoRRE = true; - break; - case Hextile: - supportHextile = true; - if (encoder) - break; - switch (qvnc_screen->depth()) { -#ifdef QT_QWS_DEPTH_8 - case 8: - encoder = new QRfbHextileEncoder<quint8>(this); - break; -#endif -#ifdef QT_QWS_DEPTH_12 - case 12: - encoder = new QRfbHextileEncoder<qrgb444>(this); - break; -#endif -#ifdef QT_QWS_DEPTH_15 - case 15: - encoder = new QRfbHextileEncoder<qrgb555>(this); - break; -#endif -#ifdef QT_QWS_DEPTH_16 - case 16: - encoder = new QRfbHextileEncoder<quint16>(this); - break; -#endif -#ifdef QT_QWS_DEPTH_18 - case 18: - encoder = new QRfbHextileEncoder<qrgb666>(this); - break; -#endif -#ifdef QT_QWS_DEPTH_24 - case 24: - encoder = new QRfbHextileEncoder<qrgb888>(this); - break; -#endif -#ifdef QT_QWS_DEPTH_32 - case 32: - encoder = new QRfbHextileEncoder<quint32>(this); - break; -#endif - default: - break; - } -#ifdef QT_QWS_VNC_DEBUG - qDebug("QVNCServer::setEncodings: using hextile"); -#endif - break; - case ZRLE: - supportZRLE = true; - break; - case Cursor: - supportCursor = true; -#ifndef QT_NO_QWS_CURSOR - if (!qvnc_screen->screen() || qt_screencursor->isAccelerated()) { - delete qvnc_cursor; - qvnc_cursor = new QVNCClientCursor(this); - } -#endif - break; - case DesktopSize: - supportDesktopSize = true; - break; - default: - break; - } - } - handleMsg = false; - encodingsPending = 0; - } - - if (!encoder) { - encoder = new QRfbRawEncoder(this); -#ifdef QT_QWS_VNC_DEBUG - qDebug("QVNCServer::setEncodings: fallback using raw"); -#endif - } - - if (cursor) - cursor->setCursorMode(supportCursor); -} - -void QVNCServer::frameBufferUpdateRequest() -{ - QRfbFrameBufferUpdateRequest ev; - - if (ev.read(client)) { - if (!ev.incremental) { - QRect r(ev.rect.x, ev.rect.y, ev.rect.w, ev.rect.h); -////### r.translate(qvnc_screen->offset()); - qvnc_screen->d_ptr->setDirty(r, true); - } - wantUpdate = true; - checkUpdate(); - handleMsg = false; - } -} - -static bool buttonChange(Qt::MouseButtons before, Qt::MouseButtons after, Qt::MouseButton *button, bool *isPress) -{ - if (before == after) - return false; - for (int b = Qt::LeftButton; b <= Qt::MidButton; b<<=1) { - if ((before & b) != (after & b)) { - *button = static_cast<Qt::MouseButton>(b); - *isPress = (after & b); - return true; - } - } - return false; -} - -void QVNCServer::pointerEvent() -{ - QPoint screenOffset = this->screen()->geometry().topLeft(); - - QRfbPointerEvent ev; - if (ev.read(client)) { - QPoint eventPoint(ev.x, ev.y); - eventPoint += screenOffset; // local to global translation - - if (ev.wheelDirection == ev.WheelNone) { - QEvent::Type type = QEvent::MouseMove; - Qt::MouseButton button = Qt::NoButton; - bool isPress; - if (buttonChange(buttons, ev.buttons, &button, &isPress)) - type = isPress ? QEvent::MouseButtonPress : QEvent::MouseButtonRelease; - QWindowSystemInterface::handleMouseEvent(0, eventPoint, eventPoint, ev.buttons); - } else { - // No buttons or motion reported at the same time as wheel events - Qt::Orientation orientation; - if (ev.wheelDirection == ev.WheelLeft || ev.wheelDirection == ev.WheelRight) - orientation = Qt::Horizontal; - else - orientation = Qt::Vertical; - int delta = 120 * ((ev.wheelDirection == ev.WheelLeft || ev.wheelDirection == ev.WheelUp) ? 1 : -1); - QWindowSystemInterface::handleWheelEvent(0, eventPoint, eventPoint, delta, orientation); - } - handleMsg = false; - } -} - -void QVNCServer::keyEvent() -{ - QRfbKeyEvent ev; - - if (ev.read(client)) { - if (ev.keycode == Qt::Key_Shift) - keymod = ev.down ? keymod | Qt::ShiftModifier : - keymod & ~Qt::ShiftModifier; - else if (ev.keycode == Qt::Key_Control) - keymod = ev.down ? keymod | Qt::ControlModifier : - keymod & ~Qt::ControlModifier; - else if (ev.keycode == Qt::Key_Alt) - keymod = ev.down ? keymod | Qt::AltModifier : - keymod & ~Qt::AltModifier; - if (ev.unicode || ev.keycode) { -// qDebug() << "keyEvent" << hex << ev.unicode << ev.keycode << keymod << ev.down; - QEvent::Type type = ev.down ? QEvent::KeyPress : QEvent::KeyRelease; - QString str; - if (ev.unicode && ev.unicode != 0xffff) - str = QString(ev.unicode); - QWindowSystemInterface::handleKeyEvent(0, type, ev.keycode, keymod, str); - } - handleMsg = false; - } -} - -void QVNCServer::clientCutText() -{ - QRfbClientCutText ev; - - if (cutTextPending == 0 && ev.read(client)) { - cutTextPending = ev.length; - if (!cutTextPending) - handleMsg = false; - } - - if (cutTextPending && client->bytesAvailable() >= cutTextPending) { - char *text = new char [cutTextPending+1]; - client->read(text, cutTextPending); - delete [] text; - cutTextPending = 0; - handleMsg = false; - } -} - -// stride in bytes -template <class SRC> -bool QRfbSingleColorHextile<SRC>::read(const uchar *data, - int width, int height, int stride) -{ - const int depth = encoder->server->screen()->depth(); - if (width % (depth / 8)) // hw: should rather fallback to simple loop - return false; - - static int alwaysFalse = qgetenv("QT_VNC_NOCHECKFILL").toInt(); - if (alwaysFalse) - return false; - - switch (depth) { - case 4: { - const quint8 *data8 = reinterpret_cast<const quint8*>(data); - if ((data8[0] & 0xf) != (data8[0] >> 4)) - return false; - width /= 2; - } // fallthrough - case 8: { - const quint8 *data8 = reinterpret_cast<const quint8*>(data); - if (data8[0] != data8[1]) - return false; - width /= 2; - } // fallthrough - case 12: - case 15: - case 16: { - const quint16 *data16 = reinterpret_cast<const quint16*>(data); - if (data16[0] != data16[1]) - return false; - width /= 2; - } // fallthrough - case 18: - case 24: - case 32: { - const quint32 *data32 = reinterpret_cast<const quint32*>(data); - const quint32 first = data32[0]; - const int linestep = (stride / sizeof(quint32)) - width; - for (int y = 0; y < height; ++y) { - for (int x = 0; x < width; ++x) { - if (*(data32++) != first) - return false; - } - data32 += linestep; - } - break; - } - default: - return false; - } - - SRC color = reinterpret_cast<const SRC*>(data)[0]; - encoder->newBg |= (color != encoder->bg); - encoder->bg = color; - return true; -} - -template <class SRC> -void QRfbSingleColorHextile<SRC>::write(QTcpSocket *socket) const -{ - if (true || encoder->newBg) { - const int bpp = encoder->server->clientBytesPerPixel(); - const int padding = 3; - QVarLengthArray<char> buffer(padding + 1 + bpp); - buffer[padding] = 2; // BackgroundSpecified - encoder->server->convertPixels(buffer.data() + padding + 1, - reinterpret_cast<char*>(&encoder->bg), - 1); - socket->write(buffer.data() + padding, bpp + 1); -// encoder->newBg = false; - } else { - char subenc = 0; - socket->write(&subenc, 1); - } -} - -template <class SRC> -bool QRfbDualColorHextile<SRC>::read(const uchar *data, - int width, int height, int stride) -{ - const SRC *ptr = reinterpret_cast<const SRC*>(data); - const int linestep = (stride / sizeof(SRC)) - width; - - SRC c1; - SRC c2 = 0; - int n1 = 0; - int n2 = 0; - int x = 0; - int y = 0; - - c1 = *ptr; - - // find second color - while (y < height) { - while (x < width) { - if (*ptr == c1) { - ++n1; - } else { - c2 = *ptr; - goto found_second_color; - } - ++ptr; - ++x; - } - x = 0; - ptr += linestep; - ++y; - } - -found_second_color: - // finish counting - while (y < height) { - while (x < width) { - if (*ptr == c1) { - ++n1; - } else if (*ptr == c2) { - ++n2; - } else { - return false; - } - ++ptr; - ++x; - } - x = 0; - ptr += linestep; - ++y; - } - - if (n2 > n1) { - const quint32 tmpC = c1; - c1 = c2; - c2 = tmpC; - } - - encoder->newBg |= (c1 != encoder->bg); - encoder->newFg |= (c2 != encoder->fg); - - encoder->bg = c1; - encoder->fg = c2; - - // create map - bool inRect = false; - numRects = 0; - ptr = reinterpret_cast<const SRC*>(data); - for (y = 0; y < height; ++y) { - for (x = 0; x < width; ++x) { - if (inRect && *ptr == encoder->bg) { - // rect finished - setWidth(x - lastx()); - next(); - inRect = false; - } else if (!inRect && *ptr == encoder->fg) { - // rect start - setX(x); - setY(y); - setHeight(1); - inRect = true; - } - ++ptr; - } - if (inRect) { - // finish rect - setWidth(width - lastx()); - next(); - inRect = false; - } - ptr += linestep; - } - - return true; -} - -template <class SRC> -void QRfbDualColorHextile<SRC>::write(QTcpSocket *socket) const -{ - const int bpp = encoder->server->clientBytesPerPixel(); - const int padding = 3; - QVarLengthArray<char> buffer(padding + 2 * bpp + sizeof(char) + sizeof(numRects)); - char &subenc = buffer[padding]; - int n = padding + sizeof(subenc); - - subenc = 0x8; // AnySubrects - - if (encoder->newBg) { - subenc |= 0x2; // Background - encoder->server->convertPixels(buffer.data() + n, (char*)&encoder->bg, 1); - n += bpp; -// encoder->newBg = false; - } - - if (encoder->newFg) { - subenc |= 0x4; // Foreground - encoder->server->convertPixels(buffer.data() + n, (char*)&encoder->fg, 1); - n += bpp; -// encoder->newFg = false; - } - buffer[n] = numRects; - n += sizeof(numRects); - - socket->write(buffer.data() + padding, n - padding); - socket->write((char*)rects, numRects * sizeof(Rect)); -} - -template <class SRC> -void QRfbDualColorHextile<SRC>::next() -{ - for (int r = numRects - 1; r >= 0; --r) { - if (recty(r) == lasty()) - continue; - if (recty(r) < lasty() - 1) // only search previous scanline - break; - if (rectx(r) == lastx() && width(r) == width(numRects)) { - ++rects[r].wh; - return; - } - } - ++numRects; -} - -template <class SRC> -inline void QRfbMultiColorHextile<SRC>::setColor(SRC color) -{ - encoder->server->convertPixels(reinterpret_cast<char*>(rect(numRects)), - (const char*)&color, 1); -} - -template <class SRC> -inline bool QRfbMultiColorHextile<SRC>::beginRect() -{ - if ((rects.size() + bpp + 2) > maxRectsSize) - return false; - rects.resize(rects.size() + bpp + 2); - return true; -} - -template <class SRC> -inline void QRfbMultiColorHextile<SRC>::endRect() -{ - setHeight(numRects, 1); - ++numRects; -} - -template <class SRC> -bool QRfbMultiColorHextile<SRC>::read(const uchar *data, - int width, int height, int stride) -{ - const SRC *ptr = reinterpret_cast<const SRC*>(data); - const int linestep = (stride / sizeof(SRC)) - width; - - bpp = encoder->server->clientBytesPerPixel(); - - if (encoder->newBg) - encoder->bg = ptr[0]; - - const SRC bg = encoder->bg; - SRC color = bg; - bool inRect = false; - - numRects = 0; - rects.clear(); - - for (int y = 0; y < height; ++y) { - for (int x = 0; x < width; ++x) { - if (inRect && *ptr != color) { // end rect - setWidth(numRects, x - rectx(numRects)); - endRect(); - inRect = false; - } - - if (!inRect && *ptr != bg) { // begin rect - if (!beginRect()) - return false; - inRect = true; - color = *ptr; - setColor(color); - setX(numRects, x); - setY(numRects, y); - } - ++ptr; - } - if (inRect) { // end rect - setWidth(numRects, width - rectx(numRects)); - endRect(); - inRect = false; - } - ptr += linestep; - } - - return true; -} - -template <class SRC> -void QRfbMultiColorHextile<SRC>::write(QTcpSocket *socket) const -{ - const int padding = 3; - QVarLengthArray<quint8> buffer(bpp + padding + sizeof(quint8) + sizeof(numRects)); - - quint8 &subenc = buffer[padding]; - int n = padding + sizeof(quint8); - - subenc = 8 | 16; // AnySubrects | SubrectsColoured - - if (encoder->newBg) { - subenc |= 0x2; // Background - encoder->server->convertPixels(reinterpret_cast<char*>(buffer.data() + n), - reinterpret_cast<const char*>(&encoder->bg), - 1); - n += bpp; -// encoder->newBg = false; - } - - buffer[n] = numRects; - n += sizeof(numRects); - - socket->write(reinterpret_cast<const char*>(buffer.data() + padding), - n - padding); - socket->write(reinterpret_cast<const char*>(rects.constData()), - rects.size()); -} - -bool QVNCServer::pixelConversionNeeded() const -{ - if (!sameEndian) - return true; - -#if Q_BYTE_ORDER == Q_BIG_ENDIAN - if (qvnc_screen->swapBytes()) - return true; -#endif - - const int screendepth = qvnc_screen->depth(); - if (screendepth != pixelFormat.bitsPerPixel) - return true; - - switch (screendepth) { - case 32: - case 24: - return false; - case 18: - return (pixelFormat.redBits == 6 - && pixelFormat.greenBits == 6 - && pixelFormat.blueBits == 6); - case 16: - return (pixelFormat.redBits == 5 - && pixelFormat.greenBits == 6 - && pixelFormat.blueBits == 5); - case 15: - return (pixelFormat.redBits == 5 - && pixelFormat.greenBits == 5 - && pixelFormat.blueBits == 5); - case 12: - return (pixelFormat.redBits == 4 - && pixelFormat.greenBits == 4 - && pixelFormat.blueBits == 4); - } - return true; -} - -// count: number of pixels -void QVNCServer::convertPixels(char *dst, const char *src, int count) const -{ - const int screendepth = qvnc_screen->depth(); - const bool isBgr = false; //### qvnc_screen->pixelType() == QScreen::BGRPixel; - - // cutoffs -#if Q_BYTE_ORDER == Q_BIG_ENDIAN - if (!swapBytes) -#endif - if (sameEndian) { - if (screendepth == pixelFormat.bitsPerPixel) { // memcpy cutoffs - - switch (screendepth) { - case 32: - memcpy(dst, src, count * sizeof(quint32)); - return; - case 16: - if (pixelFormat.redBits == 5 - && pixelFormat.greenBits == 6 - && pixelFormat.blueBits == 5) - { - memcpy(dst, src, count * sizeof(quint16)); - return; - } - } - } else if (screendepth == 16 && pixelFormat.bitsPerPixel == 32) { -#if defined(__i386__) // Currently fails on ARM if dst is not 4 byte aligned - const quint32 *src32 = reinterpret_cast<const quint32*>(src); - quint32 *dst32 = reinterpret_cast<quint32*>(dst); - int count32 = count * sizeof(quint16) / sizeof(quint32); - while (count32--) { - const quint32 s = *src32++; - quint32 result1; - quint32 result2; - - // red - result1 = ((s & 0xf8000000) | ((s & 0xe0000000) >> 5)) >> 8; - result2 = ((s & 0x0000f800) | ((s & 0x0000e000) >> 5)) << 8; - - // green - result1 |= ((s & 0x07e00000) | ((s & 0x06000000) >> 6)) >> 11; - result2 |= ((s & 0x000007e0) | ((s & 0x00000600) >> 6)) << 5; - - // blue - result1 |= ((s & 0x001f0000) | ((s & 0x001c0000) >> 5)) >> 13; - result2 |= ((s & 0x0000001f) | ((s & 0x0000001c) >> 5)) << 3; - - *dst32++ = result2; - *dst32++ = result1; - } - if (count & 0x1) { - const quint16 *src16 = reinterpret_cast<const quint16*>(src); - *dst32 = qt_conv16ToRgb(src16[count - 1]); - } - return; -#endif - } - } - - const int bytesPerPixel = (pixelFormat.bitsPerPixel + 7) / 8; - -// nibble = 0; - - for (int i = 0; i < count; ++i) { - int r, g, b; - - switch (screendepth) { -#if 0 - case 4: { - if (!nibble) { - r = ((*src) & 0x0f) << 4; - } else { - r = (*src) & 0xf0; - src++; - } - nibble = !nibble; - g = b = r; - break; - } -#endif -#if 0 - case 8: { - QRgb rgb = qvnc_screen->clut()[int(*src)]; - r = qRed(rgb); - g = qGreen(rgb); - b = qBlue(rgb); - src++; - break; - } -#endif -#ifdef QT_QWS_DEPTH_12 - case 12: { - quint32 p = quint32(*reinterpret_cast<const qrgb444*>(src)); - r = qRed(p); - g = qGreen(p); - b = qBlue(p); - src += sizeof(qrgb444); - break; - } -#endif -#ifdef QT_QWS_DEPTH_15 - case 15: { - quint32 p = quint32(*reinterpret_cast<const qrgb555*>(src)); - r = qRed(p); - g = qGreen(p); - b = qBlue(p); - src += sizeof(qrgb555); - break; - } -#endif - case 16: { - quint16 p = *reinterpret_cast<const quint16*>(src); -#if Q_BYTE_ORDER == Q_BIG_ENDIAN - if (swapBytes) - p = ((p & 0xff) << 8) | ((p & 0xff00) >> 8); -#endif - r = (p >> 11) & 0x1f; - g = (p >> 5) & 0x3f; - b = p & 0x1f; - r <<= 3; - g <<= 2; - b <<= 3; - src += sizeof(quint16); - break; - } -#ifdef QT_QWS_DEPTH_18 - case 18: { - quint32 p = quint32(*reinterpret_cast<const qrgb666*>(src)); - r = qRed(p); - g = qGreen(p); - b = qBlue(p); - src += sizeof(qrgb666); - break; - } -#endif -#ifdef QT_QWS_DEPTH_24 - case 24: { - quint32 p = quint32(*reinterpret_cast<const qrgb888*>(src)); - r = qRed(p); - g = qGreen(p); - b = qBlue(p); - src += sizeof(qrgb888); - break; - } -#endif - case 32: { - quint32 p = *reinterpret_cast<const quint32*>(src); - r = (p >> 16) & 0xff; - g = (p >> 8) & 0xff; - b = p & 0xff; - src += sizeof(quint32); - break; - } - default: { - r = g = b = 0; - qDebug("QVNCServer: don't support %dbpp display", screendepth); - return; - } - } - -#if Q_BYTE_ORDER == Q_BIG_ENDIAN - if (swapBytes ^ isBgr) -#else - if (isBgr) -#endif - qSwap(r, b); - - r >>= (8 - pixelFormat.redBits); - g >>= (8 - pixelFormat.greenBits); - b >>= (8 - pixelFormat.blueBits); - - int pixel = (r << pixelFormat.redShift) | - (g << pixelFormat.greenShift) | - (b << pixelFormat.blueShift); - - if (sameEndian || pixelFormat.bitsPerPixel == 8) { - memcpy(dst, &pixel, bytesPerPixel); // XXX: do a simple for-loop instead? - dst += bytesPerPixel; - continue; - } - - - if (QSysInfo::ByteOrder == QSysInfo::BigEndian) { - switch (pixelFormat.bitsPerPixel) { - case 16: - pixel = (((pixel & 0x0000ff00) << 8) | - ((pixel & 0x000000ff) << 24)); - break; - case 32: - pixel = (((pixel & 0xff000000) >> 24) | - ((pixel & 0x00ff0000) >> 8) | - ((pixel & 0x0000ff00) << 8) | - ((pixel & 0x000000ff) << 24)); - break; - default: - qDebug("Cannot handle %d bpp client", pixelFormat.bitsPerPixel); - } - } else { // QSysInfo::ByteOrder == QSysInfo::LittleEndian - switch (pixelFormat.bitsPerPixel) { - case 16: - pixel = (((pixel & 0xff000000) >> 8) | - ((pixel & 0x00ff0000) << 8)); - break; - case 32: - pixel = (((pixel & 0xff000000) >> 24) | - ((pixel & 0x00ff0000) >> 8) | - ((pixel & 0x0000ff00) << 8) | - ((pixel & 0x000000ff) << 24)); - break; - default: - qDebug("Cannot handle %d bpp client", - pixelFormat.bitsPerPixel); - break; - } - } - memcpy(dst, &pixel, bytesPerPixel); // XXX: simple for-loop instead? - dst += bytesPerPixel; - } -} - -#ifndef QT_NO_QWS_CURSOR -static void blendCursor(QImage &image, const QRect &imageRect) -{ - const QRect cursorRect = qt_screencursor->boundingRect(); - const QRect intersection = (cursorRect & imageRect); - const QRect destRect = intersection.translated(-imageRect.topLeft()); - const QRect srcRect = intersection.translated(-cursorRect.topLeft()); - - QPainter painter(&image); - painter.drawImage(destRect, qt_screencursor->image(), srcRect); - painter.end(); -} -#endif // QT_NO_QWS_CURSOR - -QVNCDirtyMap::QVNCDirtyMap(QVNCScreen *s) - : bytesPerPixel(0), numDirty(0), screen(s) -{ - bytesPerPixel = (screen->depth() + 7) / 8; - QSize screenSize = screen->geometry().size(); - bufferWidth = screenSize.width(); - bufferHeight = screenSize.height(); - bufferStride = bufferWidth * bytesPerPixel; - buffer = new uchar[bufferHeight * bufferStride]; - - mapWidth = (bufferWidth + MAP_TILE_SIZE - 1) / MAP_TILE_SIZE; - mapHeight = (bufferHeight + MAP_TILE_SIZE - 1) / MAP_TILE_SIZE; - numTiles = mapWidth * mapHeight; - map = new uchar[numTiles]; -} - -QVNCDirtyMap::~QVNCDirtyMap() -{ - delete[] map; - delete[] buffer; -} - -void QVNCDirtyMap::reset() -{ - memset(map, 1, numTiles); - memset(buffer, 0, bufferHeight * bufferStride); - numDirty = numTiles; -} - -inline bool QVNCDirtyMap::dirty(int x, int y) const -{ - return map[y * mapWidth + x]; -} - -inline void QVNCDirtyMap::setClean(int x, int y) -{ - map[y * mapWidth + x] = 0; - --numDirty; -} - -template <class T> -void QVNCDirtyMapOptimized<T>::setDirty(int tileX, int tileY, bool force) -{ - static bool alwaysForce = qgetenv("QT_VNC_NO_COMPAREBUFFER").toInt(); - if (alwaysForce) - force = true; - - bool changed = false; - - if (!force) { - const int lstep = screen->linestep(); - const int startX = tileX * MAP_TILE_SIZE; - const int startY = tileY * MAP_TILE_SIZE; - const uchar *scrn = screen->base() - + startY * lstep + startX * bytesPerPixel; - uchar *old = buffer + startY * bufferStride + startX * sizeof(T); - - const int tileHeight = (startY + MAP_TILE_SIZE > bufferHeight ? - bufferHeight - startY : MAP_TILE_SIZE); - const int tileWidth = (startX + MAP_TILE_SIZE > bufferWidth ? - bufferWidth - startX : MAP_TILE_SIZE); - const bool doInlines = (tileWidth == MAP_TILE_SIZE); - - int y = tileHeight; - - if (doInlines) { // hw: memcmp/memcpy is inlined when using constants - while (y) { - if (memcmp(old, scrn, sizeof(T) * MAP_TILE_SIZE)) { - changed = true; - break; - } - scrn += lstep; - old += bufferStride; - --y; - } - - while (y) { - memcpy(old, scrn, sizeof(T) * MAP_TILE_SIZE); - scrn += lstep; - old += bufferStride; - --y; - } - } else { - while (y) { - if (memcmp(old, scrn, sizeof(T) * tileWidth)) { - changed = true; - break; - } - scrn += lstep; - old += bufferStride; - --y; - } - - while (y) { - memcpy(old, scrn, sizeof(T) * tileWidth); - scrn += lstep; - old += bufferStride; - --y; - } - } - } - - const int mapIndex = tileY * mapWidth + tileX; - if ((force || changed) && !map[mapIndex]) { - map[mapIndex] = 1; - ++numDirty; - } -} - -template <class SRC> -QRfbHextileEncoder<SRC>::QRfbHextileEncoder(QVNCServer *s) - : QRfbEncoder(s), - singleColorHextile(this), dualColorHextile(this), multiColorHextile(this) -{ -} - -/* - \internal - Send dirty rects using hextile encoding. -*/ -template <class SRC> -void QRfbHextileEncoder<SRC>::write() -{ -// QWSDisplay::grab(true); - - QVNCDirtyMap *map = server->dirtyMap(); - QTcpSocket *socket = server->clientSocket(); - - const quint32 encoding = htonl(5); // hextile encoding - const int bytesPerPixel = server->clientBytesPerPixel(); - - { - const char tmp[2] = { 0, 0 }; // msg type, padding - socket->write(tmp, sizeof(tmp)); - } - { - const quint16 count = htons(map->numDirty); - socket->write((char *)&count, sizeof(count)); - } - - if (map->numDirty <= 0) { -// QWSDisplay::ungrab(); - return; - } - - newBg = true; - newFg = true; - - const QImage screenImage = server->screenImage(); - QRfbRect rect(0, 0, MAP_TILE_SIZE, MAP_TILE_SIZE); - - QSize screenSize = server->screen()->geometry().size(); - - for (int y = 0; y < map->mapHeight; ++y) { - if (rect.y + MAP_TILE_SIZE > screenSize.height()) - rect.h = screenSize.height() - rect.y; - rect.w = MAP_TILE_SIZE; - for (int x = 0; x < map->mapWidth; ++x) { - if (!map->dirty(x, y)) - continue; - map->setClean(x, y); - - rect.x = x * MAP_TILE_SIZE; - if (rect.x + MAP_TILE_SIZE > screenSize.width()) //###deviceWidth ??? - rect.w = screenSize.width() - rect.x; - rect.write(socket); - - socket->write((char *)&encoding, sizeof(encoding)); - - const uchar *screendata = screenImage.scanLine(rect.y) - + rect.x * screenImage.depth() / 8; - int linestep = screenImage.bytesPerLine(); - -#ifndef QT_NO_QWS_CURSOR - // hardware cursors must be blended with the screen memory - const bool doBlendCursor = qt_screencursor - && !server->hasClientCursor() - && qt_screencursor->isAccelerated(); - QImage tileImage; - if (doBlendCursor) { - const QRect tileRect(rect.x, rect.y, rect.w, rect.h); - const QRect cursorRect = qt_screencursor->boundingRect() - .translated(-server->screen()->offset()); - if (tileRect.intersects(cursorRect)) { - tileImage = screenImage.copy(tileRect); - blendCursor(tileImage, - tileRect.translated(server->screen()->offset())); - screendata = tileImage.bits(); - linestep = tileImage.bytesPerLine(); - } - } -#endif // QT_NO_QWS_CURSOR - - if (singleColorHextile.read(screendata, rect.w, rect.h, linestep)) { - singleColorHextile.write(socket); - } else if (dualColorHextile.read(screendata, rect.w, rect.h, linestep)) { - dualColorHextile.write(socket); - } else if (multiColorHextile.read(screendata, rect.w, rect.h, linestep)) { - multiColorHextile.write(socket); - } else if (server->doPixelConversion()) { - const int bufferSize = rect.w * rect.h * bytesPerPixel + 1; - const int padding = sizeof(quint32) - sizeof(char); - buffer.resize(bufferSize + padding); - - buffer[padding] = 1; // Raw subencoding - - // convert pixels - char *b = buffer.data() + padding + 1; - const int bstep = rect.w * bytesPerPixel; - for (int i = 0; i < rect.h; ++i) { - server->convertPixels(b, (const char*)screendata, rect.w); - screendata += linestep; - b += bstep; - } - socket->write(buffer.constData() + padding, bufferSize); - } else { - quint8 subenc = 1; // Raw subencoding - socket->write((char *)&subenc, 1); - - // send pixels - for (int i = 0; i < rect.h; ++i) { - socket->write((const char*)screendata, - rect.w * bytesPerPixel); - screendata += linestep; - } - } - } - if (socket->state() == QAbstractSocket::UnconnectedState) - break; - rect.y += MAP_TILE_SIZE; - } - socket->flush(); - Q_ASSERT(map->numDirty == 0); - -// QWSDisplay::ungrab(); -} - -void QRfbRawEncoder::write() -{ -// QWSDisplay::grab(false); - - QVNCDirtyMap *map = server->dirtyMap(); - QTcpSocket *socket = server->clientSocket(); - - const int bytesPerPixel = server->clientBytesPerPixel(); - QSize screenSize = server->screen()->geometry().size(); - - // create a region from the dirty rects and send the region's merged rects. - QRegion rgn; - if (map) { - for (int y = 0; y < map->mapHeight; ++y) { - for (int x = 0; x < map->mapWidth; ++x) { - if (!map->dirty(x, y)) - continue; - rgn += QRect(x * MAP_TILE_SIZE, y * MAP_TILE_SIZE, - MAP_TILE_SIZE, MAP_TILE_SIZE); - map->setClean(x, y); - } - } - - rgn &= QRect(0, 0, screenSize.width(), - screenSize.height()); - } - const QVector<QRect> rects = rgn.rects(); - - { - const char tmp[2] = { 0, 0 }; // msg type, padding - socket->write(tmp, sizeof(tmp)); - } - - { - const quint16 count = htons(rects.size()); - socket->write((char *)&count, sizeof(count)); - } - - if (rects.size() <= 0) { -// QWSDisplay::ungrab(); - return; - } - - const QImage *screenImage = server->screenImage(); - - for (int i = 0; i < rects.size(); ++i) { - const QRect tileRect = rects.at(i); - const QRfbRect rect(tileRect.x(), tileRect.y(), - tileRect.width(), tileRect.height()); - rect.write(socket); - - const quint32 encoding = htonl(0); // raw encoding - socket->write((char *)&encoding, sizeof(encoding)); - - int linestep = screenImage->bytesPerLine(); - const uchar *screendata = screenImage->scanLine(rect.y) - + rect.x * screenImage->depth() / 8; - -#ifndef QT_NO_QWS_CURSOR - // hardware cursors must be blended with the screen memory - const bool doBlendCursor = qt_screencursor - && !server->hasClientCursor() - && qt_screencursor->isAccelerated(); - QImage tileImage; - if (doBlendCursor) { - const QRect cursorRect = qt_screencursor->boundingRect() - .translated(-server->screen()->offset()); - if (tileRect.intersects(cursorRect)) { - tileImage = screenImage->copy(tileRect); - blendCursor(tileImage, - tileRect.translated(server->screen()->offset())); - screendata = tileImage.bits(); - linestep = tileImage.bytesPerLine(); - } - } -#endif // QT_NO_QWS_CURSOR - - if (server->doPixelConversion()) { - const int bufferSize = rect.w * rect.h * bytesPerPixel; - if (bufferSize > buffer.size()) - buffer.resize(bufferSize); - - // convert pixels - char *b = buffer.data(); - const int bstep = rect.w * bytesPerPixel; - for (int i = 0; i < rect.h; ++i) { - server->convertPixels(b, (const char*)screendata, rect.w); - screendata += linestep; - b += bstep; - } - socket->write(buffer.constData(), bufferSize); - } else { - for (int i = 0; i < rect.h; ++i) { - socket->write((const char*)screendata, rect.w * bytesPerPixel); - screendata += linestep; - } - } - if (socket->state() == QAbstractSocket::UnconnectedState) - break; - } - socket->flush(); - -// QWSDisplay::ungrab(); -} - -inline QImage *QVNCServer::screenImage() const -{ - return qvnc_screen->image(); -} - -void QVNCServer::checkUpdate() -{ - if (!wantUpdate) - return; - - if (dirtyCursor) { -#ifndef QT_NO_QWS_CURSOR - Q_ASSERT(qvnc_cursor); - qvnc_cursor->write(); -#endif - cursor->sendClientCursor(); - dirtyCursor = false; - wantUpdate = false; - return; - } - - if (dirtyMap()->numDirty > 0) { - if (encoder) - encoder->write(); - wantUpdate = false; - } -} - -void QVNCServer::discardClient() -{ - timer->stop(); - state = Unconnected; - delete encoder; - encoder = 0; -#ifndef QT_NO_QWS_CURSOR - delete qvnc_cursor; - qvnc_cursor = 0; -#endif -// if (!qvnc_screen->screen()) -// QWSServer::instance()->enablePainting(false); -} - - - -QVNCScreenPrivate::QVNCScreenPrivate(QVNCScreen *parent, int screenId) - : dpiX(72), dpiY(72), doOnScreenSurface(false), refreshRate(25), - vncServer(0), q_ptr(parent) -{ -#if 0//ndef QT_NO_QWS_SIGNALHANDLER - QWSSignalHandler::instance()->addObject(this); -#endif - - vncServer = new QVNCServer(q_ptr, screenId); - vncServer->setRefreshRate(refreshRate); - - - Q_ASSERT(q_ptr->depth() == 32); - - dirty = new QVNCDirtyMapOptimized<quint32>(q_ptr); -} - -QVNCScreenPrivate::~QVNCScreenPrivate() -{ -} - - -void QVNCScreenPrivate::setDirty(const QRect& rect, bool force) -{ - if (rect.isEmpty()) - return; - -// if (q_ptr->screen()) -// q_ptr->screen()->setDirty(rect); - - if (!vncServer || !vncServer->isConnected()) { -// qDebug() << "QVNCScreenPrivate::setDirty() - Not connected"; - return; - } - const QRect r = rect; // .translated(-q_ptr->offset()); - const int x1 = r.x() / MAP_TILE_SIZE; - int y = r.y() / MAP_TILE_SIZE; - for (; (y <= r.bottom() / MAP_TILE_SIZE) && y < dirty->mapHeight; y++) - for (int x = x1; (x <= r.right() / MAP_TILE_SIZE) && x < dirty->mapWidth; x++) - dirty->setDirty(x, y, force); - - vncServer->setDirty(); -} - - - - -QT_END_NAMESPACE diff --git a/src/plugins/platforms/vnc/qvncserver.h b/src/plugins/platforms/vnc/qvncserver.h deleted file mode 100644 index e8b093764f..0000000000 --- a/src/plugins/platforms/vnc/qvncserver.h +++ /dev/null @@ -1,533 +0,0 @@ -/**************************************************************************** -** -** Copyright (C) 2012 Nokia Corporation and/or its subsidiary(-ies). -** Contact: http://www.qt-project.org/ -** -** This file is part of the plugins of the Qt Toolkit. -** -** $QT_BEGIN_LICENSE:LGPL$ -** GNU Lesser General Public License Usage -** This file may be used under the terms of the GNU Lesser General Public -** License version 2.1 as published by the Free Software Foundation and -** appearing in the file LICENSE.LGPL included in the packaging of this -** file. Please review the following information to ensure the GNU Lesser -** General Public License version 2.1 requirements will be met: -** http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html. -** -** In addition, as a special exception, Nokia gives you certain additional -** rights. These rights are described in the Nokia Qt LGPL Exception -** version 1.1, included in the file LGPL_EXCEPTION.txt in this package. -** -** GNU General Public License Usage -** Alternatively, this file may be used under the terms of the GNU General -** Public License version 3.0 as published by the Free Software Foundation -** and appearing in the file LICENSE.GPL included in the packaging of this -** file. Please review the following information to ensure the GNU General -** Public License version 3.0 requirements will be met: -** http://www.gnu.org/copyleft/gpl.html. -** -** Other Usage -** Alternatively, this file may be used in accordance with the terms and -** conditions contained in a signed written agreement between you and Nokia. -** -** -** -** -** -** -** $QT_END_LICENSE$ -** -****************************************************************************/ - -#ifndef QSCREENVNC_P_H -#define QSCREENVNC_P_H - -// -// W A R N I N G -// ------------- -// -// This file is not part of the Qt API. It exists for the convenience -// of the QLibrary class. This header file may change from version to version -// without notice, or even be removed. -// -// We mean it. -// - -#include "qvncintegration.h" -#include "qvnccursor.h" -#define QT_NO_QWS_CURSOR - -#ifndef QT_NO_QWS_VNC - -#include <QtCore/qvarlengtharray.h> -#include <QtCore/qsharedmemory.h> -#include <QtNetwork/qtcpsocket.h> -#include <QtNetwork/qtcpserver.h> - -QT_BEGIN_NAMESPACE - -class QVNCServer; - -#ifndef QT_NO_QWS_CURSOR -class QVNCCursor : public QProxyScreenCursor -{ -public: - QVNCCursor(QVNCScreen *s); - ~QVNCCursor(); - - void hide(); - void show(); - void set(const QImage &image, int hotx, int hoty); - void move(int x, int y); - -private: - void setDirty(const QRect &r) const; - QVNCScreen *screen; -}; - -class QVNCClientCursor : public QProxyScreenCursor -{ -public: - QVNCClientCursor(QVNCServer *s); - ~QVNCClientCursor(); - - void set(const QImage &image, int hotx, int hoty); - void write() const; - -private: - QVNCServer *server; -}; -#endif // QT_NO_QWS_CURSOR - -#define MAP_TILE_SIZE 16 -#define MAP_WIDTH 1280 / MAP_TILE_SIZE -#define MAP_HEIGHT 1024 / MAP_TILE_SIZE - -class QVNCDirtyMap -{ -public: - QVNCDirtyMap(QVNCScreen *screen); - virtual ~QVNCDirtyMap(); - - void reset(); - bool dirty(int x, int y) const; - virtual void setDirty(int x, int y, bool force = false) = 0; - void setClean(int x, int y); - - int bytesPerPixel; - - int numDirty; - int mapWidth; - int mapHeight; - -protected: - uchar *map; - QVNCScreen *screen; - uchar *buffer; - int bufferWidth; - int bufferHeight; - int bufferStride; - int numTiles; -}; - -template <class T> -class QVNCDirtyMapOptimized : public QVNCDirtyMap -{ -public: - QVNCDirtyMapOptimized(QVNCScreen *screen) : QVNCDirtyMap(screen) {} - ~QVNCDirtyMapOptimized() {} - - void setDirty(int x, int y, bool force = false); -}; - -class QRfbRect -{ -public: - QRfbRect() {} - QRfbRect(quint16 _x, quint16 _y, quint16 _w, quint16 _h) { - x = _x; y = _y; w = _w; h = _h; - } - - void read(QTcpSocket *s); - void write(QTcpSocket *s) const; - - quint16 x; - quint16 y; - quint16 w; - quint16 h; -}; - -class QRfbPixelFormat -{ -public: - static int size() { return 16; } - - void read(QTcpSocket *s); - void write(QTcpSocket *s); - - int bitsPerPixel; - int depth; - bool bigEndian; - bool trueColor; - int redBits; - int greenBits; - int blueBits; - int redShift; - int greenShift; - int blueShift; -}; - -class QRfbServerInit -{ -public: - QRfbServerInit() { name = 0; } - ~QRfbServerInit() { delete[] name; } - - int size() const { return QRfbPixelFormat::size() + 8 + strlen(name); } - void setName(const char *n); - - void read(QTcpSocket *s); - void write(QTcpSocket *s); - - quint16 width; - quint16 height; - QRfbPixelFormat format; - char *name; -}; - -class QRfbSetEncodings -{ -public: - bool read(QTcpSocket *s); - - quint16 count; -}; - -class QRfbFrameBufferUpdateRequest -{ -public: - bool read(QTcpSocket *s); - - char incremental; - QRfbRect rect; -}; - -class QRfbKeyEvent -{ -public: - bool read(QTcpSocket *s); - - char down; - int keycode; - int unicode; -}; - -class QRfbPointerEvent -{ -public: - bool read(QTcpSocket *s); - - Qt::MouseButtons buttons; - enum { WheelNone, - WheelUp, - WheelDown, - WheelLeft, - WheelRight - } wheelDirection; - quint16 x; - quint16 y; -}; - -class QRfbClientCutText -{ -public: - bool read(QTcpSocket *s); - - quint32 length; -}; - -class QVNCScreenPrivate : public QObject -{ -public: - QVNCScreenPrivate(QVNCScreen *parent, int screenId); - ~QVNCScreenPrivate(); - - void setDirty(const QRect &rect, bool force = false); - void configure(); - - qreal dpiX; - qreal dpiY; - bool doOnScreenSurface; - QVNCDirtyMap *dirty; - int refreshRate; - QVNCServer *vncServer; - -#if !defined(QT_NO_SHAREDMEMORY) - QSharedMemory shm; -#endif - - QVNCScreen *q_ptr; -}; - -class QRfbEncoder -{ -public: - QRfbEncoder(QVNCServer *s) : server(s) {} - virtual ~QRfbEncoder() {} - - virtual void write() = 0; - -protected: - QVNCServer *server; -}; - -class QRfbRawEncoder : public QRfbEncoder -{ -public: - QRfbRawEncoder(QVNCServer *s) : QRfbEncoder(s) {} - - void write(); - -private: - QByteArray buffer; -}; - -template <class SRC> class QRfbHextileEncoder; - -template <class SRC> -class QRfbSingleColorHextile -{ -public: - QRfbSingleColorHextile(QRfbHextileEncoder<SRC> *e) : encoder(e) {} - bool read(const uchar *data, int width, int height, int stride); - void write(QTcpSocket *socket) const; - -private: - QRfbHextileEncoder<SRC> *encoder; -}; - -template <class SRC> -class QRfbDualColorHextile -{ -public: - QRfbDualColorHextile(QRfbHextileEncoder<SRC> *e) : encoder(e) {} - bool read(const uchar *data, int width, int height, int stride); - void write(QTcpSocket *socket) const; - -private: - struct Rect { - quint8 xy; - quint8 wh; - } Q_PACKED rects[8 * 16]; - - quint8 numRects; - QRfbHextileEncoder<SRC> *encoder; - -private: - inline int lastx() const { return rectx(numRects); } - inline int lasty() const { return recty(numRects); } - inline int rectx(int r) const { return rects[r].xy >> 4; } - inline int recty(int r) const { return rects[r].xy & 0x0f; } - inline int width(int r) const { return (rects[r].wh >> 4) + 1; } - inline int height(int r) const { return (rects[r].wh & 0x0f) + 1; } - - inline void setX(int r, int x) { - rects[r].xy = (x << 4) | (rects[r].xy & 0x0f); - } - inline void setY(int r, int y) { - rects[r].xy = (rects[r].xy & 0xf0) | y; - } - inline void setWidth(int r, int width) { - rects[r].wh = ((width - 1) << 4) | (rects[r].wh & 0x0f); - } - inline void setHeight(int r, int height) { - rects[r].wh = (rects[r].wh & 0xf0) | (height - 1); - } - - inline void setWidth(int width) { setWidth(numRects, width); } - inline void setHeight(int height) { setHeight(numRects, height); } - inline void setX(int x) { setX(numRects, x); } - inline void setY(int y) { setY(numRects, y); } - void next(); -}; - -template <class SRC> -class QRfbMultiColorHextile -{ -public: - QRfbMultiColorHextile(QRfbHextileEncoder<SRC> *e) : encoder(e) {} - bool read(const uchar *data, int width, int height, int stride); - void write(QTcpSocket *socket) const; - -private: - inline quint8* rect(int r) { - return rects.data() + r * (bpp + 2); - } - inline const quint8* rect(int r) const { - return rects.constData() + r * (bpp + 2); - } - inline void setX(int r, int x) { - quint8 *ptr = rect(r) + bpp; - *ptr = (x << 4) | (*ptr & 0x0f); - } - inline void setY(int r, int y) { - quint8 *ptr = rect(r) + bpp; - *ptr = (*ptr & 0xf0) | y; - } - void setColor(SRC color); - inline int rectx(int r) const { - const quint8 *ptr = rect(r) + bpp; - return *ptr >> 4; - } - inline int recty(int r) const { - const quint8 *ptr = rect(r) + bpp; - return *ptr & 0x0f; - } - inline void setWidth(int r, int width) { - quint8 *ptr = rect(r) + bpp + 1; - *ptr = ((width - 1) << 4) | (*ptr & 0x0f); - } - inline void setHeight(int r, int height) { - quint8 *ptr = rect(r) + bpp + 1; - *ptr = (*ptr & 0xf0) | (height - 1); - } - - bool beginRect(); - void endRect(); - - static const int maxRectsSize = 16 * 16; - QVarLengthArray<quint8, maxRectsSize> rects; - - quint8 bpp; - quint8 numRects; - QRfbHextileEncoder<SRC> *encoder; -}; - -template <class SRC> -class QRfbHextileEncoder : public QRfbEncoder -{ -public: - QRfbHextileEncoder(QVNCServer *s); - void write(); - -private: - enum SubEncoding { - Raw = 1, - BackgroundSpecified = 2, - ForegroundSpecified = 4, - AnySubrects = 8, - SubrectsColoured = 16 - }; - - QByteArray buffer; - QRfbSingleColorHextile<SRC> singleColorHextile; - QRfbDualColorHextile<SRC> dualColorHextile; - QRfbMultiColorHextile<SRC> multiColorHextile; - - SRC bg; - SRC fg; - bool newBg; - bool newFg; - - friend class QRfbSingleColorHextile<SRC>; - friend class QRfbDualColorHextile<SRC>; - friend class QRfbMultiColorHextile<SRC>; -}; - -class QVNCServer : public QObject -{ - Q_OBJECT -public: - QVNCServer(QVNCScreen *screen); - QVNCServer(QVNCScreen *screen, int id); - ~QVNCServer(); - - void setDirty(); - void setDirtyCursor() { dirtyCursor = true; setDirty(); } - inline bool isConnected() const { return state == Connected; } - inline void setRefreshRate(int rate) { refreshRate = rate; } - - enum ClientMsg { SetPixelFormat = 0, - FixColourMapEntries = 1, - SetEncodings = 2, - FramebufferUpdateRequest = 3, - KeyEvent = 4, - PointerEvent = 5, - ClientCutText = 6 }; - - enum ServerMsg { FramebufferUpdate = 0, - SetColourMapEntries = 1 }; - - void convertPixels(char *dst, const char *src, int count) const; - - inline int clientBytesPerPixel() const { - return pixelFormat.bitsPerPixel / 8; - } - - inline QVNCScreen* screen() const { return qvnc_screen; } - inline QVNCDirtyMap* dirtyMap() const { return qvnc_screen->dirtyMap(); } - inline QTcpSocket* clientSocket() const { return client; } - QImage *screenImage() const; - inline bool doPixelConversion() const { return needConversion; } -#ifndef QT_NO_QWS_CURSOR - inline bool hasClientCursor() const { return qvnc_cursor != 0; } -#endif - - void setCursor(QVNCCursor * c) { cursor = c; } -private: - void setPixelFormat(); - void setEncodings(); - void frameBufferUpdateRequest(); - void pointerEvent(); - void keyEvent(); - void clientCutText(); - bool pixelConversionNeeded() const; - -private slots: - void newConnection(); - void readClient(); - void checkUpdate(); - void discardClient(); - -private: - void init(uint port); - enum ClientState { Unconnected, Protocol, Init, Connected }; - QTimer *timer; - QTcpServer *serverSocket; - QTcpSocket *client; - ClientState state; - quint8 msgType; - bool handleMsg; - QRfbPixelFormat pixelFormat; - Qt::KeyboardModifiers keymod; - Qt::MouseButtons buttons; - int encodingsPending; - int cutTextPending; - uint supportCopyRect : 1; - uint supportRRE : 1; - uint supportCoRRE : 1; - uint supportHextile : 1; - uint supportZRLE : 1; - uint supportCursor : 1; - uint supportDesktopSize : 1; - bool wantUpdate; - bool sameEndian; - bool needConversion; -#if Q_BYTE_ORDER == Q_BIG_ENDIAN - bool swapBytes; -#endif - bool dirtyCursor; - int refreshRate; - QVNCScreen *qvnc_screen; -#ifndef QT_NO_QWS_CURSOR - QVNCClientCursor *qvnc_cursor; -#endif - - QRfbEncoder *encoder; - QVNCCursor *cursor; -}; - - -QT_END_NAMESPACE -#endif // QT_NO_QWS_VNC -#endif // QSCREENVNC_P_H diff --git a/src/plugins/platforms/vnc/vnc.pro b/src/plugins/platforms/vnc/vnc.pro deleted file mode 100644 index 637ed82385..0000000000 --- a/src/plugins/platforms/vnc/vnc.pro +++ /dev/null @@ -1,22 +0,0 @@ -TARGET = qvncgraphicssystem -load(qt_plugin) - -QT += network core-private gui-private platformsupport-private - -DESTDIR = $$QT.gui.plugins/platforms - -SOURCES = main.cpp qvncintegration.cpp -HEADERS = qvncintegration.h - -HEADERS += qvncserver.h -SOURCES += qvncserver.cpp - -HEADERS += qvnccursor.h -SOURCES += qvnccursor.cpp - -include(../fb_base/fb_base.pri) -CONFIG += qpa/genericunixfontdatabase - -target.path += $$[QT_INSTALL_PLUGINS]/platforms - -INSTALLS += target |