private static RegisteredWaitHandle RegisterWaitForSingleObject(
WaitHandle?waitObject,
WaitOrTimerCallback?callBack,
object?state,
uint millisecondsTimeOutInterval,
bool executeOnlyOnce,
bool flowExecutionContext
)
{
if (waitObject == null)
{
throw new ArgumentNullException(nameof(waitObject));
}
if (callBack == null)
{
throw new ArgumentNullException(nameof(callBack));
}
RegisteredWaitHandle registeredWaitHandle = new RegisteredWaitHandle(
waitObject,
new _ThreadPoolWaitOrTimerCallback(callBack, state, flowExecutionContext),
(int)millisecondsTimeOutInterval,
!executeOnlyOnce
);
registeredWaitHandle.OnBeforeRegister();
if (UsePortableThreadPool)
{
PortableThreadPool.ThreadPoolInstance.RegisterWaitHandle(registeredWaitHandle);
}
else
{
IntPtr nativeRegisteredWaitHandle = RegisterWaitForSingleObjectNative(
waitObject,
registeredWaitHandle.Callback,
(uint)registeredWaitHandle.TimeoutDurationMs,
!registeredWaitHandle.Repeating,
registeredWaitHandle
);
registeredWaitHandle.SetNativeRegisteredWaitHandle(nativeRegisteredWaitHandle);
}
return(registeredWaitHandle);
}
private static void RegisterWaitForSingleObjectCore(WaitHandle waitObject, RegisteredWaitHandle registeredWaitHandle)
{
registeredWaitHandle.OnBeforeRegister();
if (UsePortableThreadPool)
{
PortableThreadPool.ThreadPoolInstance.RegisterWaitHandle(registeredWaitHandle);
return;
}
IntPtr nativeRegisteredWaitHandle =
RegisterWaitForSingleObjectNative(
waitObject,
registeredWaitHandle.Callback,
(uint)registeredWaitHandle.TimeoutDurationMs,
!registeredWaitHandle.Repeating,
registeredWaitHandle);
registeredWaitHandle.SetNativeRegisteredWaitHandle(nativeRegisteredWaitHandle);
}