GetReadBufferSize

Indicates the size of the I/O read buffer.

virtual HRESULT GetReadBufferSize(long* pcbSize) sealed override;

Parameters

Return Value

Returns S_OK if successful, otherwise a failure HRESULT.

Remarks

The default size of the read buffer is 4096 bytes.

Example

The following example demonstrates use of the GetReadBufferSize function.

C++

// CoAcme4321.cpp
HRESULT Acme4321::OnFinalInitialize()
{
  HRESULT hr = S_OK;

  long cbSize;
  hr = io.GetReadBufferSize(&cbSize);

  return hr;
}