KDECore
kallocator.h
Go to the documentation of this file.00001 /* 00002 This file is part of the KDE libraries 00003 00004 Copyright (C) 1999 Waldo Bastian (bastian@kde.org) 00005 Copyright (C) 2002 Michael Matz (matz@kde.org) 00006 00007 This library is free software; you can redistribute it and/or 00008 modify it under the terms of the GNU Library General Public 00009 License as published by the Free Software Foundation; either 00010 version 2 of the License, or (at your option) any later version. 00011 00012 This library is distributed in the hope that it will be useful, 00013 but WITHOUT ANY WARRANTY; without even the implied warranty of 00014 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 00015 Library General Public License for more details. 00016 00017 You should have received a copy of the GNU Library General Public License 00018 along with this library; see the file COPYING.LIB. If not, write to 00019 the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, 00020 Boston, MA 02110-1301, USA. 00021 */ 00022 //---------------------------------------------------------------------------- 00023 // 00024 // KDE Memory Allocator 00025 00026 #ifndef KALLOCATOR_H 00027 #define KALLOCATOR_H 00028 00029 #include <kdecore_export.h> 00030 00031 template <typename T> class QList; 00032 00033 00047 class KDECORE_EXPORT KZoneAllocator 00048 { 00049 public: 00054 explicit KZoneAllocator(unsigned long _blockSize = 8*1024); 00055 00059 ~KZoneAllocator(); 00060 00066 void* allocate(size_t _size); 00067 00088 void deallocate(void *ptr); 00089 00110 void free_since(void *ptr); 00111 00112 protected: 00114 class MemBlock; 00116 typedef QList<MemBlock *> MemList; 00117 void addBlock(MemBlock *b); 00118 void delBlock(MemBlock *b); 00119 void insertHash(MemBlock *b); 00120 void initHash(); 00121 private: 00122 class Private; 00123 Private * const d; 00124 }; 00125 00126 #endif