Platform independent read-lock / write-lock. More...

Inheritance diagram for DtIpcRdWrLock__rti__:

Collaboration diagram for DtIpcRdWrLock__rti__:

Public Member Functions
	DtIpcRdWrLock__rti__ (pthread_rwlock_t *sharedLock)
	constructor More...

virtual	~DtIpcRdWrLock__rti__ ()
	destructor More...

virtual void	init ()
	initialize the locking mechanism attributes More...

virtual void	destroy ()
	destroy the lock More...

Public Member Functions inherited from DtRdWrLock__rti__
	DtRdWrLock__rti__ ()
	default constructor More...

virtual	~DtRdWrLock__rti__ ()
	destructor More...

virtual int	wrLock ()
	lock the protected resource for writing. Return 0 if lock acquired. More...

virtual int	rdLock ()
	lock the protected resource for reading. Return 0 if lock acquired. More...

virtual int	wrUnlock ()
	unlock the write-lock on the protected resource. More...

virtual int	rdUnlock ()
	unlock the read-lock on the protected resource. More...

Additional Inherited Members
Protected Member Functions inherited from DtRdWrLock__rti__
	DtRdWrLock__rti__ (const DtRdWrLock__rti__ &orig)
	copy constructor More...

const DtRdWrLock__rti__ &	operator= (const DtRdWrLock__rti__ &orig)
	assignment operator More...

Protected Attributes inherited from DtRdWrLock__rti__
volatile long	readers
	The Win32 implementation uses two counters and the Interlocked Variable Access facility to create a lightweight locking mechanism. More...

volatile long	writers

pthread_rwlock_t	myPtLock

pthread_rwlock_t *	myLock

Detailed Description

Platform independent read-lock / write-lock.

instances of DtIpcRdWrLock are used to provide a platform independent read-lock / write-lock mechanism for use by threads of different processes.

Constructor & Destructor Documentation

DtIpcRdWrLock__rti__::DtIpcRdWrLock__rti__ ( pthread_rwlock_t * sharedLock )

constructor

virtual DtIpcRdWrLock__rti__::~DtIpcRdWrLock__rti__ ( )

virtual

destructor

virtual void DtIpcRdWrLock__rti__::destroy ( )

virtual

destroy the lock

Reimplemented from DtRdWrLock__rti__.

virtual void DtIpcRdWrLock__rti__::init ( )

virtual

initialize the locking mechanism attributes

Reimplemented from DtRdWrLock__rti__.

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