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IStreamBufferConfigure::GetBackingFileCount Method

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This topic applies only to Windows XP Service Pack 1 or later.
The GetBackingFileCount method retrieves the maximum and minimum number of backing files.

Syntax

HRESULT GetBackingFileCount(
  [out]  DWORD *pdwMin,
  [out]  DWORD *pdwMax
);

Parameters

  • pdwMin [out]
    Pointer to a variable that receives the backing file minimum.

  • pdwMax [out]
    Pointer to a variable that receives the backing file maximum.

Return Value

Returns an HRESULT. Possible values include those in the following table.

Return code Description

S_OK

The method succeeded.

Remarks

If the reader lags behind the writer by more than pdwMin files, the writer starts to send STREAMBUFFER_EC_CONTENT_BECOMING_STALE events. If the reader lags behind the writer by more than pdwMax files, the writer begins to overwrite files and sends an STREAMBUFFER_EC_STALE_FILE_DELETED event.

Requirements

Header Declared in Sbe.h.

See Also

IStreamBufferConfigure Interface

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Build date: 12/4/2008