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Diffstat (limited to 'src/gui/embedded/qwscommand_qws_p.h')
| -rw-r--r-- | src/gui/embedded/qwscommand_qws_p.h | 851 |
1 files changed, 0 insertions, 851 deletions
diff --git a/src/gui/embedded/qwscommand_qws_p.h b/src/gui/embedded/qwscommand_qws_p.h deleted file mode 100644 index 4e0c8bebef..0000000000 --- a/src/gui/embedded/qwscommand_qws_p.h +++ /dev/null @@ -1,851 +0,0 @@ -/**************************************************************************** -** -** Copyright (C) 2011 Nokia Corporation and/or its subsidiary(-ies). -** All rights reserved. -** Contact: Nokia Corporation (qt-info@nokia.com) -** -** This file is part of the QtGui module 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 QWSCOMMAND_QWS_P_H -#define QWSCOMMAND_QWS_P_H - -// -// W A R N I N G -// ------------- -// -// This file is not part of the Qt API. It exists purely as an -// implementation detail. This header file may change from version to -// version without notice, or even be removed. -// -// We mean it. -// - -// When reading commands "off the wire" in the server, the rawLen is read -// and then that many bytes are allocated. If the rawLen is corrupted (or -// the protocol is being attacked) too many bytes can be allocated. Set -// a hard limit here for security. -#define MAX_COMMAND_SIZE (16 * 1024) - -#include <QtCore/qbytearray.h> -#include <QtGui/qwsutils_qws.h> -#include <QtGui/qfont.h> -#include <QtCore/qdatastream.h> -#include <QtCore/qvariant.h> -#include <QtCore/qrect.h> -#include <QtGui/qregion.h> -#include <QtCore/qvector.h> -#include <QtCore/qvarlengtharray.h> -#include <QtGui/qwsevent_qws.h> -#include "qwsprotocolitem_qws.h" - -QT_BEGIN_NAMESPACE - -QT_MODULE(Gui) - -class QRect; - -/********************************************************************* - * - * Functions to read/write commands on/from a socket - * - *********************************************************************/ -#ifndef QT_NO_QWS_MULTIPROCESS -void qws_write_command(QIODevice *socket, int type, char *simpleData, int simpleLen, char *rawData, int rawLen); -bool qws_read_command(QIODevice *socket, char *&simpleData, int &simpleLen, char *&rawData, int &rawLen, int &bytesRead); -#endif - -struct QWSCommand : QWSProtocolItem -{ - QWSCommand(int t, int len, char *ptr) : QWSProtocolItem(t,len,ptr) {} - - enum Type { - Unknown = 0, - Create, - Shutdown, - Region, - RegionMove, - RegionDestroy, - SetProperty, - AddProperty, - RemoveProperty, - GetProperty, - SetSelectionOwner, - ConvertSelection, - RequestFocus, - ChangeAltitude, - SetOpacity, - DefineCursor, - SelectCursor, - PositionCursor, - GrabMouse, - PlaySound, - QCopRegisterChannel, - QCopSend, - RegionName, - Identify, - GrabKeyboard, - RepaintRegion, - IMMouse, - IMUpdate, - IMResponse, - Embed, - Font, - ScreenTransform - }; - static QWSCommand *factory(int type); -}; - -const char *qws_getCommandTypeString( QWSCommand::Type tp ); - -#ifndef QT_NO_DEBUG -class QDebug; -QDebug &operator<<(QDebug &dbg, QWSCommand::Type tp); -#endif // QT_NO_DEBUG - -/********************************************************************* - * - * Commands - * - *********************************************************************/ - -struct QWSIdentifyCommand : public QWSCommand -{ - QWSIdentifyCommand() : - QWSCommand(QWSCommand::Identify, - sizeof(simpleData), reinterpret_cast<char *>(&simpleData)) - { - simpleData.idLen = 0; - simpleData.idLock = -1; - } - - void setData(const char *d, int len, bool allocateMem) { - QWSCommand::setData(d, len, allocateMem); - if ( simpleData.idLen > MAX_COMMAND_SIZE ) - { - qWarning( "Identify command - name length %d - too big!", simpleData.idLen ); - simpleData.idLen = MAX_COMMAND_SIZE; - } - if ( simpleData.idLen * int(sizeof(QChar)) > len ) - { - qWarning( "Identify command - name length %d - buffer size %d - buffer overrun!", simpleData.idLen, len ); - } - else - { - id = QString(reinterpret_cast<const QChar*>(d), simpleData.idLen); - } - } - - void setId(const QString& i, int lock) - { - id = i; - simpleData.idLen = id.length(); - simpleData.idLock = lock; - setData(reinterpret_cast<const char*>(id.unicode()), simpleData.idLen*2, true); - } - - struct SimpleData { - int idLen; - int idLock; - } simpleData; - QString id; -}; - -struct QWSCreateCommand : public QWSCommand -{ - QWSCreateCommand(int n = 1) : - QWSCommand(QWSCommand::Create, sizeof(count), - reinterpret_cast<char *>(&count)), count(n) {} - int count; -}; - -struct QWSRegionNameCommand : public QWSCommand -{ - QWSRegionNameCommand() : - QWSCommand(QWSCommand::RegionName, - sizeof(simpleData), reinterpret_cast<char *>(&simpleData)) {} - - void setData(const char *d, int len, bool allocateMem) { - QWSCommand::setData(d, len, allocateMem); - if ( simpleData.nameLen > MAX_COMMAND_SIZE ) - { - qWarning( "region name command - name length too big!" ); - simpleData.nameLen = MAX_COMMAND_SIZE; - } - if ( simpleData.captionLen > MAX_COMMAND_SIZE ) - { - qWarning( "region name command - caption length too big!" ); - simpleData.captionLen = MAX_COMMAND_SIZE; - } - if ( simpleData.nameLen + simpleData.captionLen > len ) - { - qWarning( "region name command - name length %d - caption length %d - buffer size %d - buffer overrun!", - simpleData.nameLen, simpleData.captionLen, len ); - - } - else - { - name = QString(reinterpret_cast<const QChar*>(d), simpleData.nameLen/2); - d += simpleData.nameLen; - caption = QString(reinterpret_cast<const QChar*>(d), simpleData.captionLen/2); - } - } - - void setName(const QString& n, const QString &c) - { - name = n; - caption = c; - int l = simpleData.nameLen = name.length()*2; - l += simpleData.captionLen = caption.length()*2; - char *d = new char[l]; - memcpy(d, name.unicode(), simpleData.nameLen); - memcpy(d+simpleData.nameLen, caption.unicode(), simpleData.captionLen); - setData(d, l, true); - delete[] d; - } - - struct SimpleData { - int windowid; - int nameLen; - int captionLen; - } simpleData; - QString name; - QString caption; -}; - -struct QWSRegionCommand : public QWSCommand -{ - QWSRegionCommand() : - QWSCommand(QWSCommand::Region, sizeof(simpleData), - reinterpret_cast<char*>(&simpleData)) {} - - void setData(const char *d, int len, bool allocateMem = true) { - QWSCommand::setData(d, len, allocateMem); - - if( simpleData.nrectangles * int(sizeof(QRect)) + simpleData.surfacekeylength * int(sizeof(QChar)) + simpleData.surfacedatalength * int(sizeof(char)) > len ) - { - qWarning( "region command - rectangle count %d - surface key length %d - region data size %d - buffer size %d - buffer overrun!", - simpleData.nrectangles, simpleData.surfacekeylength, simpleData.surfacedatalength, len ); - } - else - { - char *ptr = rawDataPtr; - - region.setRects(reinterpret_cast<QRect*>(ptr), simpleData.nrectangles); - ptr += simpleData.nrectangles * sizeof(QRect); - - surfaceKey = QString(reinterpret_cast<QChar*>(ptr), - simpleData.surfacekeylength); - ptr += simpleData.surfacekeylength * sizeof(QChar); - - surfaceData = QByteArray(ptr, simpleData.surfacedatalength); - } - } - - void setData(int id, const QString &key, const QByteArray &data, - const QRegion ®) - { - surfaceKey = key; - surfaceData = data; - region = reg; - - const QVector<QRect> rects = reg.rects(); - - simpleData.windowid = id; - simpleData.surfacekeylength = key.size(); - simpleData.surfacedatalength = data.size(); - simpleData.nrectangles = rects.count(); - - QVarLengthArray<char, 256> buffer; - buffer.append(reinterpret_cast<const char*>(rects.constData()), - rects.count() * sizeof(QRect)); - buffer.append(reinterpret_cast<const char*>(key.constData()), - key.size() * sizeof(QChar)); - buffer.append(data, data.size()); - - QWSCommand::setData(buffer.constData(), buffer.size(), true); - } - - /* XXX this will pad out in a compiler dependent way, - should move nrectangles to before windowtype, and - add reserved bytes. - Symptom will be valgrind reported uninitialized memory usage - */ - struct SimpleData { - int windowid; - int surfacekeylength; - int surfacedatalength; - int nrectangles; - } simpleData; - - QString surfaceKey; - QByteArray surfaceData; - QRegion region; -}; - -struct QWSSetOpacityCommand : public QWSCommand -{ - QWSSetOpacityCommand() : - QWSCommand(QWSCommand::SetOpacity, sizeof(simpleData), - reinterpret_cast<char*>(&simpleData)) {} - - struct SimpleData { - int windowid; - uchar opacity; - } simpleData; -}; - -struct QWSRegionMoveCommand : public QWSCommand -{ - QWSRegionMoveCommand() : - QWSCommand(QWSCommand::RegionMove, sizeof(simpleData), - reinterpret_cast<char*>(&simpleData)) {} - - struct SimpleData { - int windowid; - int dx; - int dy; - } simpleData; - -}; - -struct QWSRegionDestroyCommand : public QWSCommand -{ - QWSRegionDestroyCommand() : - QWSCommand(QWSCommand::RegionDestroy, sizeof(simpleData), - reinterpret_cast<char*>(&simpleData)) {} - - struct SimpleData { - int windowid; - } simpleData; - -}; - -struct QWSRequestFocusCommand : public QWSCommand -{ - QWSRequestFocusCommand() : - QWSCommand(QWSCommand::RequestFocus, sizeof(simpleData), reinterpret_cast<char*>(&simpleData)) {} - - struct SimpleData { - int windowid; - int flag; - } simpleData; -}; - -struct QWSChangeAltitudeCommand : public QWSCommand -{ - QWSChangeAltitudeCommand() : - QWSCommand(QWSCommand::ChangeAltitude, sizeof(simpleData), reinterpret_cast<char*>(&simpleData)) {} - - enum Altitude { - Lower = -1, - Raise = 0, - StaysOnTop = 1 - }; - - struct SimpleData { - int windowid; - Altitude altitude; - bool fixed; - } simpleData; - -}; - - -struct QWSAddPropertyCommand : public QWSCommand -{ - QWSAddPropertyCommand() : - QWSCommand(QWSCommand::AddProperty, sizeof(simpleData), reinterpret_cast<char*>(&simpleData)) {} - - struct SimpleData { - int windowid, property; - } simpleData; - -}; - -struct QWSSetPropertyCommand : public QWSCommand -{ - QWSSetPropertyCommand() : - QWSCommand(QWSCommand::SetProperty, sizeof(simpleData), - reinterpret_cast<char*>(&simpleData)) { data = 0; } - - void setData(const char *d, int len, bool allocateMem = true) { - QWSCommand::setData(d, len, allocateMem); - data = rawDataPtr; - } - - struct SimpleData { - int windowid, property, mode; - } simpleData; - - char *data; -}; - -struct QWSRepaintRegionCommand : public QWSCommand -{ - QWSRepaintRegionCommand() : - QWSCommand(QWSCommand::RepaintRegion, sizeof(simpleData), - reinterpret_cast<char*>(&simpleData)) {} - - void setData(const char *d, int len, bool allocateMem = true) { - QWSCommand::setData(d, len, allocateMem); - - if( simpleData.nrectangles * int(sizeof(QRect)) > len ) - { - qWarning( "repaint region command - region rectangle count %d - buffer size %d - buffer overrun", - simpleData.nrectangles, len ); - - simpleData.nrectangles = len / sizeof(QRect); - } - rectangles = reinterpret_cast<QRect *>(rawDataPtr); - } - - struct SimpleData { - int windowid; - int windowFlags; - bool opaque; - int nrectangles; - } simpleData; - - QRect * rectangles; - -}; - -struct QWSRemovePropertyCommand : public QWSCommand -{ - QWSRemovePropertyCommand() : - QWSCommand(QWSCommand::RemoveProperty, sizeof(simpleData), reinterpret_cast<char*>(&simpleData)) {} - - struct SimpleData { - int windowid, property; - } simpleData; - -}; - -struct QWSGetPropertyCommand : public QWSCommand -{ - QWSGetPropertyCommand() : - QWSCommand(QWSCommand::GetProperty, sizeof(simpleData), reinterpret_cast<char*>(&simpleData)) {} - - struct SimpleData { - int windowid, property; - } simpleData; - -}; - -struct QWSSetSelectionOwnerCommand : public QWSCommand -{ - QWSSetSelectionOwnerCommand() : - QWSCommand(QWSCommand::SetSelectionOwner, - sizeof(simpleData), reinterpret_cast<char*>(&simpleData)) {} - - struct SimpleData { - int windowid; - int hour, minute, sec, ms; // time - } simpleData; - -}; - -struct QWSConvertSelectionCommand : public QWSCommand -{ - QWSConvertSelectionCommand() : - QWSCommand(QWSCommand::ConvertSelection, - sizeof(simpleData), reinterpret_cast<char*>(&simpleData)) {} - - struct SimpleData { - int requestor; // requestor window of the selection - int selection; // property on requestor into which the selection should be stored - int mimeTypes; // property ion requestor in which the mimetypes, in which the selection may be, are stored - } simpleData; - -}; - -struct QWSDefineCursorCommand : public QWSCommand -{ - QWSDefineCursorCommand() : - QWSCommand(QWSCommand::DefineCursor, - sizeof(simpleData), reinterpret_cast<char *>(&simpleData)) {} - - void setData(const char *d, int len, bool allocateMem = true) { - QWSCommand::setData(d, len, allocateMem); - data = reinterpret_cast<unsigned char *>(rawDataPtr); - if (simpleData.height * ((simpleData.width+7) / 8) > len) { - qWarning("define cursor command - width %d height %d- buffer size %d - buffer overrun", - simpleData.width, simpleData.height, len ); - simpleData.width = simpleData.height = 0; - } - } - - struct SimpleData { - int width; - int height; - int hotX; - int hotY; - int id; - } simpleData; - - unsigned char *data; -}; - -struct QWSSelectCursorCommand : public QWSCommand -{ - QWSSelectCursorCommand() : - QWSCommand(QWSCommand::SelectCursor, - sizeof(simpleData), reinterpret_cast<char *>(&simpleData)) {} - - struct SimpleData { - int windowid; - int id; - } simpleData; -}; - -struct QWSPositionCursorCommand : public QWSCommand -{ - QWSPositionCursorCommand() : - QWSCommand(QWSCommand::PositionCursor, - sizeof(simpleData), reinterpret_cast<char *>(&simpleData)) {} - - struct SimpleData { - int newX; - int newY; - } simpleData; -}; - -struct QWSGrabMouseCommand : public QWSCommand -{ - QWSGrabMouseCommand() : - QWSCommand(QWSCommand::GrabMouse, - sizeof(simpleData), reinterpret_cast<char *>(&simpleData)) {} - - struct SimpleData { - int windowid; - bool grab; // grab or ungrab? - } simpleData; -}; - -struct QWSGrabKeyboardCommand : public QWSCommand -{ - QWSGrabKeyboardCommand() : - QWSCommand(QWSCommand::GrabKeyboard, - sizeof(simpleData), reinterpret_cast<char *>(&simpleData)) {} - - struct SimpleData { - int windowid; - bool grab; // grab or ungrab? - } simpleData; -}; - -#ifndef QT_NO_SOUND -struct QWSPlaySoundCommand : public QWSCommand -{ - QWSPlaySoundCommand() : - QWSCommand(QWSCommand::PlaySound, - sizeof(simpleData), reinterpret_cast<char *>(&simpleData)) {} - - void setData(const char *d, int len, bool allocateMem) { - QWSCommand::setData(d, len, allocateMem); - filename = QString(reinterpret_cast<QChar*>(rawDataPtr),len/2); - } - void setFileName(const QString& n) - { - setData(reinterpret_cast<const char*>(n.unicode()), n.length()*2, true); - } - - struct SimpleData { - int windowid; - } simpleData; - QString filename; -}; -#endif - - -#ifndef QT_NO_COP -struct QWSQCopRegisterChannelCommand : public QWSCommand -{ - QWSQCopRegisterChannelCommand() : - QWSCommand(QWSCommand::QCopRegisterChannel, - sizeof(simpleData), reinterpret_cast<char *>(&simpleData)) {} - - void setData(const char *d, int len, bool allocateMem) { - QWSCommand::setData(d, len, allocateMem); - if ( simpleData.chLen > MAX_COMMAND_SIZE ) - { - qWarning( "Command channel name too large!" ); - simpleData.chLen = MAX_COMMAND_SIZE; - } - if( simpleData.chLen * int(sizeof(QChar)) > len ) - { - qWarning( "register qcop channel command - channel name length %d - buffer size %d - buffer overrun!", simpleData.chLen, len ); - } - else - { - channel = QString(reinterpret_cast<const QChar*>(d), simpleData.chLen); - } - } - - void setChannel(const QString& n) - { - channel = n; - simpleData.chLen = channel.length(); - setData(reinterpret_cast<const char*>(channel.unicode()), simpleData.chLen*2, true); - } - - struct SimpleData { - int chLen; - } simpleData; - QString channel; -}; - -struct QWSQCopSendCommand : public QWSCommand -{ - QWSQCopSendCommand() : - QWSCommand(QWSCommand::QCopSend, - sizeof(simpleData), reinterpret_cast<char *>(&simpleData)) {} - - void setData(const char *d, int len, bool allocateMem) { - QWSCommand::setData(d, len, allocateMem); - - if( simpleData.clen * int(sizeof(QChar)) + simpleData.mlen * int(sizeof(QChar)) + simpleData.dlen * int(sizeof(char)) > len ) - { - qWarning( "qcop send command - channel name length %d - message name length %d - data size %d - buffer size %d - buffer overrun!", - simpleData.clen, simpleData.mlen, simpleData.dlen, len ); - } - else - { - const QChar *cd = reinterpret_cast<const QChar*>(d); - channel = QString(cd,simpleData.clen); cd += simpleData.clen; - message = QString(cd,simpleData.mlen); - d += simpleData.clen*sizeof(QChar) + simpleData.mlen*sizeof(QChar); - data = QByteArray(d, simpleData.dlen); - } - } - - void setMessage(const QString &c, const QString &m, - const QByteArray &data) - { - this->channel = c; - this->message = m; - this->data = data; - simpleData.clen = c.length(); - simpleData.mlen = m.length(); - simpleData.dlen = data.size(); - int l = simpleData.clen*sizeof(QChar); - l += simpleData.mlen*sizeof(QChar); - l += simpleData.dlen; - char *tmp = new char[l]; - char *d = tmp; - memcpy(d, c.unicode(), simpleData.clen*sizeof(QChar)); - d += simpleData.clen*sizeof(QChar); - memcpy(d, m.unicode(), simpleData.mlen*sizeof(QChar)); - d += simpleData.mlen*sizeof(QChar); - memcpy(d, data.data(), simpleData.dlen); - QWSCommand::setData(tmp, l, false); - deleteRaw = true; - } - - struct SimpleData { - int clen; - int mlen; - int dlen; - } simpleData; - QString channel; - QString message; - QByteArray data; -}; - -#endif - - -#ifndef QT_NO_QWS_INPUTMETHODS - -struct QWSIMMouseCommand : public QWSCommand -{ - QWSIMMouseCommand() : - QWSCommand(QWSCommand::IMMouse, - sizeof(simpleData), reinterpret_cast<char *>(&simpleData)) {} - - struct SimpleData { - int windowid; - int state; - int index; - } simpleData; -}; - - -struct QWSIMResponseCommand : public QWSCommand -{ - QWSIMResponseCommand() : - QWSCommand(QWSCommand::IMResponse, - sizeof(simpleData), reinterpret_cast<char *>(&simpleData)) {} - - void setData(const char *d, int len, bool allocateMem) { - QWSCommand::setData(d, len, allocateMem); - - QByteArray tmp = QByteArray::fromRawData(d, len); - QDataStream s(tmp); - s >> result; - } - - void setResult(const QVariant & v) - { - QByteArray tmp; - QDataStream s(&tmp, QIODevice::WriteOnly); - s << v; - setData(tmp.data(), tmp.size(), true); - } - - struct SimpleData { - int windowid; - int property; - } simpleData; - - QVariant result; -}; - -struct QWSIMUpdateCommand: public QWSCommand -{ - QWSIMUpdateCommand() : - QWSCommand(QWSCommand::IMUpdate, - sizeof(simpleData), reinterpret_cast<char *>(&simpleData)) {} - - struct SimpleData { - int windowid; - int type; - int widgetid; - } simpleData; -}; - -#endif - -#ifndef QT_NO_QWSEMBEDWIDGET -struct QWSEmbedCommand : public QWSCommand -{ - QWSEmbedCommand() : QWSCommand(QWSCommand::Embed, - sizeof(simpleData), - reinterpret_cast<char*>(&simpleData)) - {} - - void setData(const char *d, int len, bool allocateMem = true) - { - QWSCommand::setData(d, len, allocateMem); - - if( simpleData.rects * int(sizeof(QRect)) > len ) - { - qWarning( "embed command - region rectangle count %d - buffer size %d - buffer overrun!", - simpleData.rects, len ); - } - else - { - region.setRects(reinterpret_cast<QRect*>(rawDataPtr), - simpleData.rects); - } - } - - void setData(WId embedder, WId embedded, QWSEmbedEvent::Type type, - const QRegion reg = QRegion()) - { - simpleData.embedder = embedder; - simpleData.embedded = embedded; - simpleData.type = type; - - region = reg; - const QVector<QRect> rects = reg.rects(); - simpleData.rects = rects.count(); - - QWSCommand::setData(reinterpret_cast<const char*>(rects.constData()), - rects.count() * sizeof(QRect)); - } - - struct { - WId embedder; - WId embedded; - QWSEmbedEvent::Type type; - int rects; - } simpleData; - - QRegion region; -}; -#endif // QT_NO_QWSEMBEDWIDGET - -struct QWSFontCommand : public QWSCommand -{ - enum CommandType { - StartedUsingFont, - StoppedUsingFont - }; - - QWSFontCommand() : - QWSCommand(QWSCommand::Font, - sizeof(simpleData), reinterpret_cast<char *>(&simpleData)) {} - - void setData(const char *d, int len, bool allocateMem) { - QWSCommand::setData(d, len, allocateMem); - - fontName = QByteArray(d, len); - } - - void setFontName(const QByteArray &name) - { - setData(name.constData(), name.size(), true); - } - - struct SimpleData { - int type; - } simpleData; - - QByteArray fontName; -}; - -struct QWSScreenTransformCommand : public QWSCommand -{ - QWSScreenTransformCommand() : - QWSCommand(QWSCommand::ScreenTransform, - sizeof(simpleData), reinterpret_cast<char *>(&simpleData)) {} - - void setTransformation(int screen, int transformation) - { - simpleData.screen = screen; - simpleData.transformation = transformation; - } - - struct SimpleData { - int screen; - int transformation; - } simpleData; -}; - -QT_END_NAMESPACE - -#endif // QWSCOMMAND_QWS_P_H |