The shared mempager uses a mutex to protect key access methods. More...

#include <misc.h>

Inherits ost::MemPager, and ost::Mutex.

Protected Member Functions
void *	alloc (size_t size)
	Get the last memory page after locking. More...

void *	first (size_t size)

void	purge (void)
	Purge the memory pool while locked.

	SharedMemPager (size_t pagesize=4096)
	Create a mempager mutex pool. More...

Additional Inherited Members
Public Member Functions inherited from ost::MemPager
void *	alloc (size_t size)

char *	alloc (const char *str)

char *	first (const char *str)

void *	first (size_t size)

int	getPages (void) const

	MemPager (size_t pagesize=4096)

void	purge (void)

Public Member Functions inherited from ost::Mutex
void	enter (void)

void	enterMutex (void)

void	leave (void)

void	leaveMutex (void)

bool	test (void)

bool	tryEnterMutex (void)

Protected Types inherited from ucommon::RecursiveMutex
typedef autoexclusive < RecursiveMutex >	autolock

Detailed Description

The shared mempager uses a mutex to protect key access methods.

This class is used when a mempager will be shared by multiple threads.

Author: David Sugar dyfet.nosp@m.@gnu.nosp@m.telep.nosp@m.hony.nosp@m..org mutex protected memory pager.

Definition at line 104 of file misc.h.

Constructor & Destructor Documentation

ost::SharedMemPager::SharedMemPager ( size_t pagesize = 4096 )

protected

Create a mempager mutex pool.

Parameters

pagesize	page size for allocation.
name	a name for the pool.

void* ost::SharedMemPager::alloc ( size_t size )

protected

Get the last memory page after locking.

Parameters

size	of request.

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