ShmAllocator::BlocksList Class Reference

#include <ShmAllocator.h>

List of all members.

Public Member Functions
	BlocksList (size_t totalSize, void *blockStart)
	~BlocksList ()
void *	getBlock (size_t n)
void	returnBlock (void *p) throw (MemException)
size_t	accumFreeMemorySize ()
size_t	getTotalSize ()
size_t	getFreeSize ()
size_t	getNumOfBlocks ()

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Detailed Description

Class handling memory allocations from a previously allocated memory block.

Author:

Nir Shahaf

Version:

0.1

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Constructor & Destructor Documentation

ShmAllocator::BlocksList::BlocksList (  size_t  totalSize, void *  blockStart )

Constructor. Parameters: totalSize  Size of the pre-allocated block. blockStart  Address of the pre-allocated block.

ShmAllocator::BlocksList::~BlocksList (   )

Destructor.

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Member Function Documentation

size_t ShmAllocator::BlocksList::accumFreeMemorySize (   )

Accumulates all the free space in the list. Returns: The "real" free memory.

void* ShmAllocator::BlocksList::getBlock (  size_t  n  )

Gets a memory chunk of the requested size. Parameters: n  The size to allocate. Returns: Pointer to the allocated space.

size_t ShmAllocator::BlocksList::getFreeSize (   )

Gets the free size left in the block. Returns: The free size left in the block.

size_t ShmAllocator::BlocksList::getNumOfBlocks (   )

Gets the number of nodes in the list. Returns: The number of nodes in the list.

size_t ShmAllocator::BlocksList::getTotalSize (   )

Gets the total size of the block. Returns: The total size of the block.

void ShmAllocator::BlocksList::returnBlock (  void *  p  )  throw (MemException)

Returns space to the block. Parameters: p  Pointer to the space to return.

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

• ShmAllocator.h

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