IAsyncReader::Length
Retrieves the stream's total length, and the currently available length.
HRESULT Length(
LONGLONG* pTotal,
LONGLONG* pAvailable );
Parameters
- pTotal
Total allocated length. - pAvailable
Available length.
Return Values
Returns S_OK if successful, E_UNEXPECTED if the file has not been opened.
Remarks
Read operations beyond the available length but within the total length will normally succeed, but they might block for a long period of time.
Last updated on Tuesday, July 13, 2004
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