00001 // --------------------------------------------------------------------------------------------------------------------------------- 00002 // _ 00003 // | | 00004 // _ __ ___ _ __ ___ __ _ _ __ | |__ 00005 // | '_ ` _ \| '_ ` _ \ / _` | '__| | '_ \ 00006 // | | | | | | | | | | | (_| | | _ | | | | 00007 // |_| |_| |_|_| |_| |_|\__, |_| (_)|_| |_| 00008 // __/ | 00009 // |___/ 00010 // 00011 // Memory manager & tracking software 00012 // 00013 // Best viewed with 8-character tabs and (at least) 132 columns 00014 // 00015 // --------------------------------------------------------------------------------------------------------------------------------- 00016 // 00017 // Restrictions & freedoms pertaining to usage and redistribution of this software: 00018 // 00019 // * This software is 100% free 00020 // * If you use this software (in part or in whole) you must credit the author. 00021 // * This software may not be re-distributed (in part or in whole) in a modified 00022 // form without clear documentation on how to obtain a copy of the original work. 00023 // * You may not use this software to directly or indirectly cause harm to others. 00024 // * This software is provided as-is and without warrantee. Use at your own risk. 00025 // 00026 // For more information, visit HTTP://www.FluidStudios.com 00027 // 00028 // --------------------------------------------------------------------------------------------------------------------------------- 00029 // Originally created on 12/22/2000 by Paul Nettle 00030 // 00031 // Copyright 2000, Fluid Studios, Inc., all rights reserved. 00032 // --------------------------------------------------------------------------------------------------------------------------------- 00033 00034 #ifndef _H_MMGR 00035 #define _H_MMGR 00036 00037 // --------------------------------------------------------------------------------------------------------------------------------- 00038 // For systems that don't have the __FUNCTION__ variable, we can just define it here 00039 // --------------------------------------------------------------------------------------------------------------------------------- 00040 00041 #define __FUNCTION__ "??" 00042 00043 // --------------------------------------------------------------------------------------------------------------------------------- 00044 // Types 00045 // --------------------------------------------------------------------------------------------------------------------------------- 00046 00047 typedef struct tag_au 00048 { 00049 size_t actualSize; 00050 size_t reportedSize; 00051 void *actualAddress; 00052 void *reportedAddress; 00053 char sourceFile[40]; 00054 char sourceFunc[40]; 00055 unsigned int sourceLine; 00056 unsigned int allocationType; 00057 bool breakOnDealloc; 00058 bool breakOnRealloc; 00059 unsigned int allocationNumber; 00060 struct tag_au *next; 00061 struct tag_au *prev; 00062 } sAllocUnit; 00063 00064 typedef struct 00065 { 00066 unsigned int totalReportedMemory; 00067 unsigned int totalActualMemory; 00068 unsigned int peakReportedMemory; 00069 unsigned int peakActualMemory; 00070 unsigned int accumulatedReportedMemory; 00071 unsigned int accumulatedActualMemory; 00072 unsigned int accumulatedAllocUnitCount; 00073 unsigned int totalAllocUnitCount; 00074 unsigned int peakAllocUnitCount; 00075 } sMStats; 00076 00077 // --------------------------------------------------------------------------------------------------------------------------------- 00078 // External constants 00079 // --------------------------------------------------------------------------------------------------------------------------------- 00080 00081 extern const unsigned int m_alloc_unknown; 00082 extern const unsigned int m_alloc_new; 00083 extern const unsigned int m_alloc_new_array; 00084 extern const unsigned int m_alloc_malloc; 00085 extern const unsigned int m_alloc_calloc; 00086 extern const unsigned int m_alloc_realloc; 00087 extern const unsigned int m_alloc_delete; 00088 extern const unsigned int m_alloc_delete_array; 00089 extern const unsigned int m_alloc_free; 00090 00091 // --------------------------------------------------------------------------------------------------------------------------------- 00092 // Used by the macros 00093 // --------------------------------------------------------------------------------------------------------------------------------- 00094 00095 void m_setOwner(const char *file, const unsigned int line, const char *func); 00096 00097 // --------------------------------------------------------------------------------------------------------------------------------- 00098 // Allocation breakpoints 00099 // --------------------------------------------------------------------------------------------------------------------------------- 00100 00101 bool &m_breakOnRealloc(void *reportedAddress); 00102 bool &m_breakOnDealloc(void *reportedAddress); 00103 00104 // --------------------------------------------------------------------------------------------------------------------------------- 00105 // The meat of the memory tracking software 00106 // --------------------------------------------------------------------------------------------------------------------------------- 00107 00108 void *m_allocator(const char *sourceFile, const unsigned int sourceLine, const char *sourceFunc, 00109 const unsigned int allocationType, const size_t reportedSize); 00110 void *m_reallocator(const char *sourceFile, const unsigned int sourceLine, const char *sourceFunc, 00111 const unsigned int reallocationType, const size_t reportedSize, void *reportedAddress); 00112 void m_deallocator(const char *sourceFile, const unsigned int sourceLine, const char *sourceFunc, 00113 const unsigned int deallocationType, const void *reportedAddress); 00114 00115 // --------------------------------------------------------------------------------------------------------------------------------- 00116 // Utilitarian functions 00117 // --------------------------------------------------------------------------------------------------------------------------------- 00118 00119 bool m_validateAddress(const void *reportedAddress); 00120 bool m_validateAllocUnit(const sAllocUnit *allocUnit); 00121 bool m_validateAllAllocUnits(); 00122 00123 // --------------------------------------------------------------------------------------------------------------------------------- 00124 // Unused RAM calculations 00125 // --------------------------------------------------------------------------------------------------------------------------------- 00126 00127 unsigned int m_calcUnused(const sAllocUnit *allocUnit); 00128 unsigned int m_calcAllUnused(); 00129 00130 // --------------------------------------------------------------------------------------------------------------------------------- 00131 // Logging and reporting 00132 // --------------------------------------------------------------------------------------------------------------------------------- 00133 00134 void m_dumpAllocUnit(const sAllocUnit *allocUnit, const char *prefix = ""); 00135 void m_dumpMemoryReport(const char *filename = "memreport.log", const bool overwrite = true); 00136 sMStats m_getMemoryStatistics(); 00137 00138 // --------------------------------------------------------------------------------------------------------------------------------- 00139 // Variations of global operators new & delete 00140 // --------------------------------------------------------------------------------------------------------------------------------- 00141 00142 void *operator new(size_t reportedSize); 00143 void *operator new[](size_t reportedSize); 00144 void *operator new(size_t reportedSize, const char *sourceFile, int sourceLine); 00145 void *operator new[](size_t reportedSize, const char *sourceFile, int sourceLine); 00146 void operator delete(void *reportedAddress); 00147 void operator delete[](void *reportedAddress); 00148 00149 #endif // _H_MMGR 00150 00151 // --------------------------------------------------------------------------------------------------------------------------------- 00152 // Macros -- "Kids, please don't try this at home. We're trained professionals here." :) 00153 // --------------------------------------------------------------------------------------------------------------------------------- 00154 00155 #include "nommgr.h" 00156 #define new (m_setOwner (__FILE__,__LINE__,__FUNCTION__),false) ? NULL : new 00157 #define delete (m_setOwner (__FILE__,__LINE__,__FUNCTION__),false) ? m_setOwner("",0,"") : delete 00158 #define malloc(sz) m_allocator (__FILE__,__LINE__,__FUNCTION__,m_alloc_malloc,sz) 00159 #define calloc(sz) m_allocator (__FILE__,__LINE__,__FUNCTION__,m_alloc_calloc,sz) 00160 #define realloc(ptr,sz) m_reallocator(__FILE__,__LINE__,__FUNCTION__,m_alloc_realloc,sz,ptr) 00161 #define free(ptr) m_deallocator(__FILE__,__LINE__,__FUNCTION__,m_alloc_free,ptr) 00162 00163 // --------------------------------------------------------------------------------------------------------------------------------- 00164 // mmgr.h - End of file 00165 // ---------------------------------------------------------------------------------------------------------------------------------
1.3.8