public unsafe PreAllocatedOverlapped(IOCompletionCallback callback, object state, object pinData)
{
if (callback == null)
{
throw new ArgumentNullException(nameof(callback));
}
_overlapped = Win32ThreadPoolNativeOverlapped.Allocate(callback, state, pinData, this);
}
private unsafe PreAllocatedOverlapped(IOCompletionCallback callback, object?state, object?pinData, bool flowExecutionContext)
{
if (callback == null)
{
throw new ArgumentNullException(nameof(callback));
}
_overlapped = Win32ThreadPoolNativeOverlapped.Allocate(callback, state, pinData, this, flowExecutionContext);
}
public unsafe NativeOverlapped *AllocateNativeOverlapped(IOCompletionCallback callback, object state, object pinData)
{
if (callback == null)
{
throw new ArgumentNullException(nameof(callback));
}
AddRef();
try
{
Win32ThreadPoolNativeOverlapped *overlapped = Win32ThreadPoolNativeOverlapped.Allocate(callback, state, pinData, preAllocated: null);
overlapped->Data._boundHandle = this;
Interop.mincore.StartThreadpoolIo(_threadPoolHandle);
return(Win32ThreadPoolNativeOverlapped.ToNativeOverlapped(overlapped));
}
catch
{
Release();
throw;
}
}
