TMemoryManager Class Reference

#include <Memory_Manager.h>

Collaboration diagram for TMemoryManager:

Public Member Functions
	TMemoryManager (VOID *ParentBaseAddress, U32 MemorySize)
VOID *	allocMemory (U32 Size, BOOL Clear)
VOID *	rllocMemory (VOID *Pointer, U32 Size)
VOID	dllocMemory (VOID *Pointer)
BOOL	CheckIntegrity ()
VOID	GetStatistics (TMemoryStatistics *Statistics)

Private Member Functions
BOOL	Is_Segment_Valid (TAllocatedSegment *object_Segment)
BOOL	Is_Segment_Free (TAllocatedSegment *object_Segment)
BOOL	Is_Segment_Allocated (TAllocatedSegment *object_Segment)
VOID	MergeSegments (TAllocatedSegment *Segment)
BOOL	SplitSegment (TAllocatedSegment *Segment, U32 SegmentSizeToAllocation)
VOID	SetFirstFreeSegment (TAllocatedSegment *Segment)

Private Attributes
VOID *	BaseAddress
TAllocatedSegment *	BottomSegment
TAllocatedSegment *	TopSegment
TAllocatedSegment *	FirstFreeSegment
U32	TotalMemorySize
U32	AllocatedMemorySize
U32	WastedMemorySize
U32	FreeMemorySize
U32	MaximalUsedMemory
U32	AllocatedSegments
U32	FreeSegments
U32	TotalSegments
U32	MaximalAllocatedSegmentSize
U32	MaximalFreeSegmentSize
U32	AllocateClearedMemoryRequests
U32	AllocateMemoryRequests
U32	DeallocateMemoryRequests
U32	ReallocateMemoryRequests
U32	AllocationErrorCount
U32	ReallocationErrorCount
U32	DeallocationErrorCount
TAllocatedSegment *	FailedSegment
U32	FailedSegmentSatus

Constructor & Destructor Documentation

TMemoryManager()

TMemoryManager::TMemoryManager	(	VOID *	ParentBaseAddress,
		U32	MemorySize
	)

References AllocateClearedMemoryRequests, AllocatedMemorySize, AllocatedSegments, AllocateMemoryRequests, AllocationErrorCount, BaseAddress, BottomSegment, DeallocateMemoryRequests, DeallocationErrorCount, FailedSegment, FailedSegmentSatus, FirstFreeSegment, FreeMemorySize, FreeSegments, MaximalAllocatedSegmentSize, MaximalFreeSegmentSize, MaximalUsedMemory, MEMORY_MANAGER_FREE_SEGMENT, TAllocatedSegment::NextSegment, NULL, TAllocatedSegment::PreviousSegment, ReallocateMemoryRequests, ReallocationErrorCount, TAllocatedSegment::Size, TAllocatedSegment::Status, TopSegment, TotalMemorySize, TotalSegments, and WastedMemorySize.

Member Function Documentation

allocMemory()

VOID * TMemoryManager::allocMemory	(	U32	Size,
		BOOL	Clear
	)

Todo:

ANVILEX KM: Mist be used segment size

References MEMORY_MANAGER_ALLOCATED_SEGMENT, MEMORY_MANAGER_SEGMENT_ALIGN_CORRECTION, MEMORY_MANAGER_SEGMENT_ALIGN_MASK, TAllocatedSegment::NextSegment, NULL, TAllocatedSegment::Size, TAllocatedSegment::Status, and true.

Referenced by operator new(), and operator new[]().

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CheckIntegrity()

BOOL TMemoryManager::CheckIntegrity

(

)

References BottomSegment, MEMORY_MANAGER_ALLOCATED_SEGMENT, MEMORY_MANAGER_FREE_SEGMENT, TAllocatedSegment::NextSegment, NULL, TAllocatedSegment::PreviousSegment, TAllocatedSegment::Size, TAllocatedSegment::Status, TotalMemorySize, and true.

dllocMemory()

VOID TMemoryManager::dllocMemory

(

VOID *

Pointer

)

Todo:

ANVILEX KM: May be not correct operation.

References MEMORY_MANAGER_ALLOCATED_SEGMENT, MEMORY_MANAGER_FREE_SEGMENT, TAllocatedSegment::NextSegment, NULL, TAllocatedSegment::PreviousSegment, TAllocatedSegment::Size, and TAllocatedSegment::Status.

Referenced by operator delete(), and operator delete[]().

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GetStatistics()

VOID TMemoryManager::GetStatistics

(

TMemoryStatistics *

Statistics

)

References TMemoryStatistics::AllocateClearedMemoryRequests, AllocateClearedMemoryRequests, TMemoryStatistics::AllocatedMemorySize, AllocatedMemorySize, TMemoryStatistics::AllocatedSegments, AllocatedSegments, TMemoryStatistics::AllocateMemoryRequests, AllocateMemoryRequests, TMemoryStatistics::AllocationErrorCount, AllocationErrorCount, TMemoryStatistics::BaseAddress, BaseAddress, TMemoryStatistics::BottomSegment, BottomSegment, TMemoryStatistics::DeallocateMemoryRequests, DeallocateMemoryRequests, TMemoryStatistics::DeallocationErrorCount, DeallocationErrorCount, TMemoryStatistics::FailedSegment, FailedSegment, TMemoryStatistics::FailedSegmentSatus, FailedSegmentSatus, TMemoryStatistics::FreeMemorySize, FreeMemorySize, TMemoryStatistics::FreeSegments, FreeSegments, TMemoryStatistics::MaximalAllocatedSegmentSize, MaximalAllocatedSegmentSize, TMemoryStatistics::MaximalFreeSegmentSize, MaximalFreeSegmentSize, TMemoryStatistics::MaximalUsedMemory, MaximalUsedMemory, NULL, TMemoryStatistics::ReallocateMemoryRequests, ReallocateMemoryRequests, TMemoryStatistics::ReallocationErrorCount, ReallocationErrorCount, TMemoryStatistics::TopSegment, TopSegment, TMemoryStatistics::TotalMemorySize, TotalMemorySize, TMemoryStatistics::TotalSegments, TotalSegments, TMemoryStatistics::WastedMemorySize, and WastedMemorySize.

Is_Segment_Allocated()

BOOL TMemoryManager::Is_Segment_Allocated ( TAllocatedSegment *  object_Segment )

private

References MEMORY_MANAGER_ALLOCATED_SEGMENT, NULL, and TAllocatedSegment::Status.

Is_Segment_Free()

BOOL TMemoryManager::Is_Segment_Free ( TAllocatedSegment *  object_Segment )

private

References MEMORY_MANAGER_FREE_SEGMENT, NULL, and TAllocatedSegment::Status.

Is_Segment_Valid()

BOOL TMemoryManager::Is_Segment_Valid ( TAllocatedSegment *  object_Segment )

private

References MEMORY_MANAGER_ALLOCATED_SEGMENT, MEMORY_MANAGER_FREE_SEGMENT, NULL, and TAllocatedSegment::Status.

MergeSegments()

VOID TMemoryManager::MergeSegments ( TAllocatedSegment *  Segment )

private

Todo:

ANVILEX KM: Verify segment, must be valid and free

References FreeMemorySize, FreeSegments, TAllocatedSegment::NextSegment, NULL, TAllocatedSegment::PreviousSegment, TAllocatedSegment::Size, TAllocatedSegment::Status, TotalSegments, and WastedMemorySize.

rllocMemory()

VOID * TMemoryManager::rllocMemory	(	VOID *	Pointer,
		U32	Size
	)

Todo:

ANVILEX KM: Try to increase upper segment

Todo:

ANVILEX KM: Try to decrease upper segment

References MEMORY_MANAGER_ALLOCATED_SEGMENT, NULL, TAllocatedSegment::Size, and TAllocatedSegment::Status.

SetFirstFreeSegment()

VOID TMemoryManager::SetFirstFreeSegment ( TAllocatedSegment *  Segment )

private

SplitSegment()

BOOL TMemoryManager::SplitSegment ( TAllocatedSegment *  Segment, U32  SegmentSizeToAllocation  )

private

Todo:

ANVILEX KM: Verify segment, must be valid and free

References FreeMemorySize, FreeSegments, MEMORY_MANAGER_FREE_SEGMENT, TAllocatedSegment::NextSegment, NULL, TAllocatedSegment::PreviousSegment, TAllocatedSegment::Size, TAllocatedSegment::Status, TotalSegments, and WastedMemorySize.

Member Data Documentation

AllocateClearedMemoryRequests

U32 TMemoryManager::AllocateClearedMemoryRequests

private

Referenced by GetStatistics(), and TMemoryManager().

AllocatedMemorySize

U32 TMemoryManager::AllocatedMemorySize

private

Referenced by GetStatistics(), and TMemoryManager().

AllocatedSegments

U32 TMemoryManager::AllocatedSegments

private

Referenced by GetStatistics(), and TMemoryManager().

AllocateMemoryRequests

U32 TMemoryManager::AllocateMemoryRequests

private

Referenced by GetStatistics(), and TMemoryManager().

AllocationErrorCount

U32 TMemoryManager::AllocationErrorCount

private

Referenced by GetStatistics(), and TMemoryManager().

BaseAddress

VOID* TMemoryManager::BaseAddress

private

Referenced by GetStatistics(), and TMemoryManager().

BottomSegment

TAllocatedSegment* TMemoryManager::BottomSegment

private

Referenced by CheckIntegrity(), GetStatistics(), and TMemoryManager().

DeallocateMemoryRequests

U32 TMemoryManager::DeallocateMemoryRequests

private

Referenced by GetStatistics(), and TMemoryManager().

DeallocationErrorCount

U32 TMemoryManager::DeallocationErrorCount

private

Referenced by GetStatistics(), and TMemoryManager().

FailedSegment

TAllocatedSegment* TMemoryManager::FailedSegment

private

Referenced by GetStatistics(), and TMemoryManager().

FailedSegmentSatus

U32 TMemoryManager::FailedSegmentSatus

private

Referenced by GetStatistics(), and TMemoryManager().

FirstFreeSegment

TAllocatedSegment* TMemoryManager::FirstFreeSegment

private

Referenced by TMemoryManager().

FreeMemorySize

U32 TMemoryManager::FreeMemorySize

private

Referenced by GetStatistics(), MergeSegments(), SplitSegment(), and TMemoryManager().

FreeSegments

U32 TMemoryManager::FreeSegments

private

Referenced by GetStatistics(), MergeSegments(), SplitSegment(), and TMemoryManager().

MaximalAllocatedSegmentSize

U32 TMemoryManager::MaximalAllocatedSegmentSize

private

Referenced by GetStatistics(), and TMemoryManager().

MaximalFreeSegmentSize

U32 TMemoryManager::MaximalFreeSegmentSize

private

Referenced by GetStatistics(), and TMemoryManager().

MaximalUsedMemory

U32 TMemoryManager::MaximalUsedMemory

private

Referenced by GetStatistics(), and TMemoryManager().

ReallocateMemoryRequests

U32 TMemoryManager::ReallocateMemoryRequests

private

Referenced by GetStatistics(), and TMemoryManager().

ReallocationErrorCount

U32 TMemoryManager::ReallocationErrorCount

private

Referenced by GetStatistics(), and TMemoryManager().

TopSegment

TAllocatedSegment* TMemoryManager::TopSegment

private

Referenced by GetStatistics(), and TMemoryManager().

TotalMemorySize

U32 TMemoryManager::TotalMemorySize

private

Referenced by CheckIntegrity(), GetStatistics(), and TMemoryManager().

TotalSegments

U32 TMemoryManager::TotalSegments

private

Referenced by GetStatistics(), MergeSegments(), SplitSegment(), and TMemoryManager().

WastedMemorySize

U32 TMemoryManager::WastedMemorySize

private

Referenced by GetStatistics(), MergeSegments(), SplitSegment(), and TMemoryManager().

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The documentation for this class was generated from the following files:

• ConOpSys/Engine/Memory_Manager/Memory_Manager.h
• ConOpSys/Engine/Memory_Manager/Memory_Manager.cpp