Concurrency::details::_ReaderWriterLock Class Reference

#include <concrt.h>

Classes
class	_Scoped_lock
class	_Scoped_lock_read

Public Member Functions
_CONCRTIMP	_ReaderWriterLock ()
_CONCRTIMP void	_AcquireRead ()
_CONCRTIMP void	_ReleaseRead ()
_CONCRTIMP void	_AcquireWrite ()
_CONCRTIMP void	_ReleaseWrite ()
_CONCRTIMP bool	_TryAcquireWrite ()
bool	_HasWriteLock () const
void	_FlushWriteOwners ()

Private Types
enum	_State { _Write = -1, _Free = 0, _Read = 1 }

Static Private Member Functions
static void __cdecl	_WaitEquals (volatile const long &_Location, long _Value, long _Mask=0xFFFFFFFF)

Private Attributes
volatile long	_M_state
volatile long	_M_numberOfWriters

Member Enumeration Documentation

enum Concurrency::details::_ReaderWriterLock::_State

private

Enumerator
_Write
_Free
_Read

        {
          _Write = -1,
          _Free  = 0,
          _Read  = 1
        };

Constructor & Destructor Documentation

_CONCRTIMP Concurrency::details::_ReaderWriterLock::_ReaderWriterLock

(

)

Member Function Documentation

_CONCRTIMP void Concurrency::details::_ReaderWriterLock::_AcquireRead

(

)

_CONCRTIMP void Concurrency::details::_ReaderWriterLock::_AcquireWrite

(

)

void Concurrency::details::_ReaderWriterLock::_FlushWriteOwners

(

)

bool Concurrency::details::_ReaderWriterLock::_HasWriteLock ( ) const

inline

        {
            return (_M_state == _Write);
        }

_CONCRTIMP void Concurrency::details::_ReaderWriterLock::_ReleaseRead

(

)

_CONCRTIMP void Concurrency::details::_ReaderWriterLock::_ReleaseWrite

(

)

_CONCRTIMP bool Concurrency::details::_ReaderWriterLock::_TryAcquireWrite

(

)

static void __cdecl Concurrency::details::_ReaderWriterLock::_WaitEquals ( volatile const long &  _Location, long  _Value, long  _Mask = 0xFFFFFFFF  )

staticprivate

Member Data Documentation

volatile long Concurrency::details::_ReaderWriterLock::_M_numberOfWriters

private

volatile long Concurrency::details::_ReaderWriterLock::_M_state

private

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

• VS2017/inc/concrt.h