void Socket::IOControl(DWORD dwIoControlCode, const BufferPtr &inBuffer, const BufferPtr &outBuffer)
{
DWORD bytesReturned;
if (0 != WSAIoctl(hSocket, dwIoControlCode, inBuffer->Pointer(), inBuffer->Size(),
outBuffer->Pointer(), outBuffer->Size(), &bytesReturned, 0, 0))
{
throw Win32Exception("WSAIoCtl");
}
outBuffer->Resize(bytesReturned);
}
AsyncResultPtr Socket::BeginSend(const BufferPtr &buffer, AsyncCallback callback, const ObjectPtr &asyncState)
{
AsyncResultPtr asyncResult(this, buffer, asyncState, Nothing, callback);
asyncResult->AddRef();
WSABUF wsabuf;
wsabuf.buf = (char *)buffer->Pointer();
wsabuf.len = buffer->Size();
DWORD flags = 0;
if (0 != WSASend(hSocket, &wsabuf, 1, 0, flags, asyncResult.operator ->(), 0)
&& WSAGetLastError() != WSA_IO_PENDING)
{
asyncResult->Release();
throw Win32Exception("WSASend");
}
return asyncResult;
}