OpenDDS::DCPS::FreeIndexNode Class Reference

#include <MemoryPool.h>

Collaboration diagram for OpenDDS::DCPS::FreeIndexNode:

Public Member Functions
	FreeIndexNode ()
void	set_ptr (FreeHeader *ptr)
void	set_sizes (size_t size, size_t limit)
bool	contains (size_t size)
FreeHeader *	ptr ()
unsigned int	size () const

Private Attributes
size_t	size_
	size of buffer More...
size_t	limit_
	upper_limit of buffer size (one too large) More...
FreeHeader *	ptr_
	points to smallest free alloc of size_ or larger More...

Detailed Description

Node of free index. Should point to smallest free block of the range from size (inclusive) to limit (non inclusive). If multiple free allocations of the smallest size in range exist, should point to the one which is the "smallest" (in free list order).

Definition at line 94 of file MemoryPool.h.

Constructor & Destructor Documentation

FreeIndexNode()

OpenDDS::DCPS::FreeIndexNode::FreeIndexNode

(

)

Definition at line 147 of file MemoryPool.cpp.

: size_(0)
, limit_(0)
, ptr_(0)
{
}

Member Function Documentation

contains()

bool OpenDDS::DCPS::FreeIndexNode::contains ( size_t  size )

inline

Does this node contain a given size

Definition at line 103 of file MemoryPool.h.

References size_.

{ return ((size >= size_) && (size < limit_)); }

ptr()

FreeHeader* OpenDDS::DCPS::FreeIndexNode::ptr ( void  )

inline

Get this node's free block

Definition at line 106 of file MemoryPool.h.

Referenced by OpenDDS::DCPS::FreeIndex::find(), and OpenDDS::DCPS::FreeIndex::node_index().

{ return ptr_; }

set_ptr()

void OpenDDS::DCPS::FreeIndexNode::set_ptr ( FreeHeader *  ptr )

inline

Set the free alloc this node points to

Definition at line 98 of file MemoryPool.h.

Referenced by OpenDDS::DCPS::FreeIndex::add(), and OpenDDS::DCPS::FreeIndex::remove().

{ ptr_ = ptr; }

set_sizes()

void OpenDDS::DCPS::FreeIndexNode::set_sizes	(	size_t	size,
		size_t	limit
	)

Set the sizes for this node

Definition at line 155 of file MemoryPool.cpp.

References limit_, size(), and size_.

Referenced by OpenDDS::DCPS::FreeIndex::init().

{
  size_ = size;
  limit_ = limit;
}

size()

unsigned int OpenDDS::DCPS::FreeIndexNode::size ( void  ) const

inline

Get this node's minimum size

Definition at line 108 of file MemoryPool.h.

References size_.

Referenced by OpenDDS::DCPS::FreeIndex::node_index(), and set_sizes().

{ return static_cast<unsigned int>(size_); }

Member Data Documentation

limit_

size_t OpenDDS::DCPS::FreeIndexNode::limit_

private

upper_limit of buffer size (one too large)

Definition at line 112 of file MemoryPool.h.

Referenced by set_sizes().

ptr_

FreeHeader* OpenDDS::DCPS::FreeIndexNode::ptr_

private

points to smallest free alloc of size_ or larger

Definition at line 113 of file MemoryPool.h.

size_

size_t OpenDDS::DCPS::FreeIndexNode::size_

private

size of buffer

Definition at line 111 of file MemoryPool.h.

Referenced by set_sizes().

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

• MemoryPool.h
• MemoryPool.cpp