Reports the amount of data that is available on the thread.
HRESULT ReportData( DWORD grfBSCF, ULONG ulProgress, ULONG ulProgressMax );
- [in] A DWORD value that evaluates to a BSCF value that indicates the type of data available. BSCF_LASTDATANOTIFICATION indicates that all available data has been reported.
- [in] An unsigned long integer value that indicates the progress made so far.
- [in] An unsigned long integer value that indicates the total amount of work to be done.
Returns S_OK if successful, or E_FAIL if called after an IInternetProtocolRoot::Abort call.