kdecore Library API Documentation

kallocator.h

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., 59 Temple Place - Suite 330, 00020 Boston, MA 02111-1307, USA. 00021 */ 00022 //---------------------------------------------------------------------------- 00023 // 00024 // KDE Memory Allocator 00025 00026 #ifndef KALLOCATOR_H 00027 #define KALLOCATOR_H 00028 00029 #include <qvaluelist.h> 00030 #include "kdelibs_export.h" 00031 00032 class KZoneAllocatorPrivate; 00033 00034 00046 class KDECORE_EXPORT KZoneAllocator 00047 { 00048 public: 00053 KZoneAllocator(unsigned long _blockSize = 8*1024); 00054 00058 ~KZoneAllocator(); 00059 00065 void* allocate(size_t _size); 00066 00087 void deallocate(void *ptr); 00088 00109 void free_since(void *ptr); 00110 00111 protected: 00112 class MemBlock; 00113 typedef QValueList<MemBlock *> MemList; 00114 void addBlock(MemBlock *b); 00115 void delBlock(MemBlock *b); 00116 void insertHash(MemBlock *b); 00117 void initHash(); 00118 MemBlock *currentBlock; 00119 unsigned long blockSize; 00120 unsigned long blockOffset; 00121 unsigned int log2; 00122 unsigned int num_blocks; 00123 MemList **hashList; 00124 unsigned int hashSize; 00125 bool hashDirty; 00126 private: 00127 KZoneAllocatorPrivate *d; 00128 }; 00129 00130 #endif
KDE Logo
This file is part of the documentation for kdecore Library Version 3.4.0.
Documentation copyright © 1996-2004 the KDE developers.
Generated on Thu Apr 14 00:03:25 2005 by doxygen 1.3.7 written by Dimitri van Heesch, © 1997-2003