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0001 /* This file is part of the KDE project 0002 Copyright (C) 2008 Matthias Kretz <kretz@kde.org> 0003 0004 This program is free software; you can redistribute it and/or 0005 modify it under the terms of the GNU Library General Public 0006 License as published by the Free Software Foundation; either 0007 version 2 of the License, or (at your option) version 3. 0008 0009 This library is distributed in the hope that it will be useful, 0010 but WITHOUT ANY WARRANTY; without even the implied warranty of 0011 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 0012 Library General Public License for more details. 0013 0014 You should have received a copy of the GNU Library General Public License 0015 along with this library; see the file COPYING.LIB. If not, write to 0016 the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, 0017 Boston, MA 02110-1301, USA. 0018 0019 */ 0020 0021 0022 #ifndef PHONON_PACKETPOOL_P_H 0023 #define PHONON_PACKETPOOL_P_H 0024 0025 #include <QAtomicInt> 0026 0027 namespace Phonon 0028 { 0029 0030 class PacketPrivate; 0031 class PacketPoolPrivate 0032 { 0033 friend class PacketPool; 0034 friend class Packet; 0035 public: 0036 ~PacketPoolPrivate(); 0037 0038 Packet acquirePacket(); 0039 void releasePacket(const Packet &); 0040 0041 protected: 0042 QAtomicInt ref; 0043 0044 private: 0045 PacketPoolPrivate(int packetSize, int _poolSize); 0046 0047 // C-array of PacketPrivate* 0048 PacketPrivate **freePackets; 0049 char *const packetMemory; 0050 0051 QAtomicInt readPosition; 0052 QAtomicInt writePosition; 0053 QAtomicInt ringBufferSize; 0054 0055 const int packetSize; 0056 const int poolSize; 0057 }; 0058 0059 } // namespace Phonon 0060 0061 #endif // PHONON_PACKETPOOL_P_H