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INSSBuffer::SetLength

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INSSBuffer::SetLength

The SetLength method specifies the length of the data segment that can be loaded into the buffer.

Syntax

  HRESULT SetLength(
  DWORD  dwLength
);

Parameters

dwLength

[in] DWORD specifying the size of the buffer, in bytes. This must be less than 16 megabytes (16,777,216 or 2**24 bytes).

Return Values

If the method succeeds, it returns S_OK. If it fails, it returns an HRESULT error code.

Return code Number Description
E_INVALIDARG 0x80070057 The dwLength parameter exceeds the maximum size of the buffer.

Remarks

You can use the IWMSBufferAllocator interface to allocate the buffer.

Example Code

#include <windows.h>
#include "wmsserver.h"

// Declare variables.
DWORD dwCDLBufferSize = 0;

// Specify the length of the content description list for
// a cache plug-in. The pBuffer pointer is user-defined.
dwCDLBufferSize  = 4096;
hr = pBuffer->SetLength( dwCDLBufferSize );
if (FAILED(hr)) goto EXIT;

EXIT:
    // TODO: Release temporary objects.

Requirements

Header: Include wmsbuffer.h, wmsserver.h.

Library: WMSServerTypeLib.dll.

Platform: Windows Server 2003, Enterprise Edition; Windows Server 2003, Datacenter Edition; Windows Server 2008.

See Also

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