155 lines
7.7 KiB
Plaintext
155 lines
7.7 KiB
Plaintext
//C++
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// ---------------------------------------------------------------------------------------------------------------------------------
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// Copyright 2000, Paul Nettle. All rights reserved.
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//
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// You are free to use this source code in any commercial or non-commercial product.
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//
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// mmgr.h - Memory manager & tracking software
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//
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// The most recent version of this software can be found at: ftp://ftp.GraphicsPapers.com/pub/ProgrammingTools/MemoryManagers/
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//
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// [NOTE: Best when viewed with 8-character tabs]
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// ---------------------------------------------------------------------------------------------------------------------------------
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#ifndef _H_MMGR
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#define _H_MMGR
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#include <osg/Export>
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#include <stdlib.h>
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#include <new>
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// ---------------------------------------------------------------------------------------------------------------------------------
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// Types
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// ---------------------------------------------------------------------------------------------------------------------------------
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typedef struct tag_au
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{
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size_t actualSize;
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size_t reportedSize;
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void *actualAddress;
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void *reportedAddress;
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char sourceFile[40];
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char sourceFunc[40];
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unsigned int sourceLine;
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unsigned int allocationType;
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bool breakOnDealloc;
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bool breakOnRealloc;
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unsigned int allocationNumber;
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struct tag_au *next;
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struct tag_au *prev;
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bool printedOutUnintializedInfo;
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} sAllocUnit;
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typedef struct
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{
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unsigned int totalReportedMemory;
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unsigned int totalActualMemory;
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unsigned int peakReportedMemory;
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unsigned int peakActualMemory;
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unsigned int accumulatedReportedMemory;
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unsigned int accumulatedActualMemory;
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unsigned int accumulatedAllocUnitCount;
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unsigned int totalAllocUnitCount;
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unsigned int peakAllocUnitCount;
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} sMStats;
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// ---------------------------------------------------------------------------------------------------------------------------------
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// External constants
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// ---------------------------------------------------------------------------------------------------------------------------------
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extern SG_EXPORT const unsigned int m_alloc_unknown;
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extern SG_EXPORT const unsigned int m_alloc_new;
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extern SG_EXPORT const unsigned int m_alloc_new_array;
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extern SG_EXPORT const unsigned int m_alloc_malloc;
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extern SG_EXPORT const unsigned int m_alloc_calloc;
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extern SG_EXPORT const unsigned int m_alloc_realloc;
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extern SG_EXPORT const unsigned int m_alloc_delete;
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extern SG_EXPORT const unsigned int m_alloc_delete_array;
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extern SG_EXPORT const unsigned int m_alloc_free;
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// ---------------------------------------------------------------------------------------------------------------------------------
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// Used by the macros
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// ---------------------------------------------------------------------------------------------------------------------------------
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extern SG_EXPORT void m_setOwner(const char *file, unsigned int line);
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// ---------------------------------------------------------------------------------------------------------------------------------
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// Allocation breakpoints
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// ---------------------------------------------------------------------------------------------------------------------------------
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extern SG_EXPORT bool &m_breakOnRealloc(void *reportedAddress);
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extern SG_EXPORT bool &m_breakOnDealloc(void *reportedAddress);
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extern SG_EXPORT void m_breakOnAllocation(unsigned int count);
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// ---------------------------------------------------------------------------------------------------------------------------------
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// The meat of the memory tracking software
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// ---------------------------------------------------------------------------------------------------------------------------------
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extern SG_EXPORT void *m_allocator(const char *sourceFile, unsigned int sourceLine,
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unsigned int allocationType, const size_t reportedSize);
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extern SG_EXPORT void *m_reallocator(const char *sourceFile, unsigned int sourceLine,
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unsigned int reallocationType, const size_t reportedSize, void *reportedAddress);
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extern SG_EXPORT void m_deallocator(const char *sourceFile, unsigned int sourceLine,
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unsigned int deallocationType, const void *reportedAddress);
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// ---------------------------------------------------------------------------------------------------------------------------------
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// Utilitarian functions
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// ---------------------------------------------------------------------------------------------------------------------------------
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extern SG_EXPORT bool m_validateAddress(const void *reportedAddress);
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extern SG_EXPORT bool m_validateAllocUnit(const sAllocUnit *allocUnit);
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extern SG_EXPORT bool m_validateAllAllocUnits();
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// ---------------------------------------------------------------------------------------------------------------------------------
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// Unused RAM calculations
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// ---------------------------------------------------------------------------------------------------------------------------------
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extern SG_EXPORT unsigned int m_calcUnused(const sAllocUnit *allocUnit);
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extern SG_EXPORT unsigned int m_calcAllUnused();
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// ---------------------------------------------------------------------------------------------------------------------------------
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// Logging and reporting
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// ---------------------------------------------------------------------------------------------------------------------------------
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extern SG_EXPORT void m_dumpAllocUnit(const sAllocUnit *allocUnit, const char *prefix = "");
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extern SG_EXPORT void m_dumpMemoryReport(const char *filename = "memreport.log", bool overwrite = true);
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extern SG_EXPORT sMStats m_getMemoryStatistics();
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// ---------------------------------------------------------------------------------------------------------------------------------
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// Variations of global operators new & delete
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// ---------------------------------------------------------------------------------------------------------------------------------
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#ifdef OSG_USE_MEMORY_MANAGER
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// ---------------------------------------------------------------------------------------------------------------------------------
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// Macros -- "Kids, please don't try this at home. We're trained professionals here." :)
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// ---------------------------------------------------------------------------------------------------------------------------------
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#define osgNew (m_setOwner (__FILE__,__LINE__),false) ? NULL : new
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#define osgDelete (m_setOwner (__FILE__,__LINE__),false) ? m_setOwner("",0) : delete
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#define osgMalloc(sz) m_allocator (__FILE__,__LINE__,m_alloc_malloc,sz)
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#define osgCalloc(sz) m_allocator (__FILE__,__LINE__,m_alloc_calloc,sz)
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#define osgRealloc(ptr,sz) m_reallocator(__FILE__,__LINE__,m_alloc_realloc,sz,ptr)
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#define osgFree(ptr) m_deallocator(__FILE__,__LINE__,m_alloc_free,ptr)
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#else // OSG_USE_MEMORY_MANAGER
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#define osgNew new
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#define osgDelete delete
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#define osgMalloc(sz) malloc(sz)
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#define osgCalloc(sz) calloc(sz)
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#define osgRealloc(ptr,sz) realloc(ptr,sz)
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#define osgFree(ptr) free(ptr)
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#endif // OSG_USE_MEMORY_MANAGER
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// ---------------------------------------------------------------------------------------------------------------------------------
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// mmgr.h - End of file
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// ---------------------------------------------------------------------------------------------------------------------------------
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#endif // _H_MMGR
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