EventContainers::IDC_WriteHandleBase Class Reference

#include <IDC_WriteHandleBase.h>

Inheritance diagram for EventContainers::IDC_WriteHandleBase:

Collaboration diagram for EventContainers::IDC_WriteHandleBase:

Public Member Functions
void	LockOn (std::atomic< const void * > *in) noexcept
void	DropLock () noexcept
void	ReleaseLock ()
	~IDC_WriteHandleBase ()

Protected Member Functions
	IDC_WriteHandleBase ()

Protected Attributes
std::atomic< const void * > *	m_atomic

Detailed Description

Definition at line 13 of file IDC_WriteHandleBase.h.

Constructor & Destructor Documentation

IDC_WriteHandleBase()

EventContainers::IDC_WriteHandleBase::IDC_WriteHandleBase ( )

inlineprotected

Definition at line 17 of file IDC_WriteHandleBase.h.

                         : m_atomic(nullptr)
   { }

~IDC_WriteHandleBase()

IDC_WriteHandleBase::~IDC_WriteHandleBase

(

)

Definition at line 13 of file IDC_WriteHandleBase.cxx.

{ ReleaseLock(); }

Member Function Documentation

DropLock()

void IDC_WriteHandleBase::DropLock ( )

noexcept

Definition at line 36 of file IDC_WriteHandleBase.cxx.

                                           {
   m_atomic = nullptr;
}

LockOn()

void EventContainers::IDC_WriteHandleBase::LockOn ( std::atomic< const void * > *  in )

inlinenoexcept

Definition at line 21 of file IDC_WriteHandleBase.h.

                                                    {
      m_atomic = in;
   }

ReleaseLock()

void IDC_WriteHandleBase::ReleaseLock

(

)

Definition at line 17 of file IDC_WriteHandleBase.cxx.

                                     {
   if(m_atomic==nullptr) return;
//Convenience declarations
   const void* waitstate = std::bit_cast<const void*>(IdentifiableCacheBase::INVALIDflag);
   const void* ABORTstate = std::bit_cast<const void*>(IdentifiableCacheBase::ABORTEDflag);
 
//Running code
   assert(m_atomic->load() != ABORTstate);
   //If you have got here the ptr was not set so creation is being aborted
   //The hash is being set to the aborted flag
   //I think memory ordering can be relaxed here but to be safe we will use defaults.
   m_atomic->compare_exchange_strong(waitstate, ABORTstate);
   //Notify_all to wake up any threads waiting for this hash
   m_atomic->notify_all();
 
   m_atomic = nullptr;
}

Member Data Documentation

m_atomic

std::atomic<const void*>* EventContainers::IDC_WriteHandleBase::m_atomic

protected

Definition at line 15 of file IDC_WriteHandleBase.h.

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

• IDC_WriteHandleBase.h
• IDC_WriteHandleBase.cxx