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authorTimothy Pearson <kb9vqf@pearsoncomputing.net>2011-07-10 15:24:15 -0500
committerTimothy Pearson <kb9vqf@pearsoncomputing.net>2011-07-10 15:24:15 -0500
commitbd0f3345a938b35ce6a12f6150373b0955b8dd12 (patch)
tree7a520322212d48ebcb9fbe1087e7fca28b76185c /src/kernel/qsharedmemory_p.h
downloadqt3-bd0f3345a938b35ce6a12f6150373b0955b8dd12.tar.gz
qt3-bd0f3345a938b35ce6a12f6150373b0955b8dd12.zip
Add Qt3 development HEAD version
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+/****************************************************************************
+**
+** Includes system files for shared memory
+**
+** Created : 020124
+**
+** Copyright (C) 2005-2008 Trolltech ASA. All rights reserved.
+**
+** This file is part of the kernel module of the Qt GUI Toolkit.
+**
+** This file may be used under the terms of the GNU General
+** Public License versions 2.0 or 3.0 as published by the Free
+** Software Foundation and appearing in the files LICENSE.GPL2
+** and LICENSE.GPL3 included in the packaging of this file.
+** Alternatively you may (at your option) use any later version
+** of the GNU General Public License if such license has been
+** publicly approved by Trolltech ASA (or its successors, if any)
+** and the KDE Free Qt Foundation.
+**
+** Please review the following information to ensure GNU General
+** Public Licensing requirements will be met:
+** http://trolltech.com/products/qt/licenses/licensing/opensource/.
+** If you are unsure which license is appropriate for your use, please
+** review the following information:
+** http://trolltech.com/products/qt/licenses/licensing/licensingoverview
+** or contact the sales department at sales@trolltech.com.
+**
+** Licensees holding valid Qt Commercial licenses may use this file in
+** accordance with the Qt Commercial License Agreement provided with
+** the Software.
+**
+** This file is provided "AS IS" with NO WARRANTY OF ANY KIND,
+** INCLUDING THE WARRANTIES OF DESIGN, MERCHANTABILITY AND FITNESS FOR
+** A PARTICULAR PURPOSE. Trolltech reserves all rights not granted
+** herein.
+**
+**********************************************************************/
+
+#ifndef QSHAREDMEMORY_P_H
+#define QSHAREDMEMORY_P_H
+
+//
+// W A R N I N G
+// -------------
+//
+// This file is not part of the Qt API. It exists for the convenience
+// of qapplication_qws.cpp and qgfxvnc_qws.cpp. This header file may
+// change from version to version without notice, or even be removed.
+//
+// We mean it.
+//
+//
+
+#ifndef QT_H
+#include "qstring.h"
+#endif // QT_H
+
+#if !defined (QT_QWS_NO_SHM)
+
+#include <sys/types.h>
+#include <sys/ipc.h>
+
+class QSharedMemory {
+public:
+ QSharedMemory(){};
+ QSharedMemory(int, QString, char c = 'Q');
+ ~QSharedMemory(){};
+
+ bool create();
+ void destroy();
+
+ bool attach();
+ void detach();
+
+ void setPermissions(mode_t mode);
+ int size();
+ void * base() { return shmBase; };
+
+private:
+ void *shmBase;
+ int shmSize;
+ QString shmFile;
+ char character;
+#if defined(QT_POSIX_QSHM)
+ int shmFD;
+#else
+ int shmId;
+ key_t key;
+ int idInitted;
+#endif
+};
+
+#endif
+
+#endif