INSSBuffer::GetLength

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INSSBuffer::GetLength

The GetLength method retrieves the size, in bytes, of an allocated buffer.

Syntax

  HRESULT GetLength(
  DWORD*  pdwLength
);

Parameters

pdwLength

[out] Pointer to a DWORD containing the size of the allocated buffer in 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 pdwLength parameter is NULL.

Remarks

You can use the IWMSBufferAllocator interface to allocate the buffer.

Example Code

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

// Declare variables.
DWORD dwLength;

// Retrieve the length of the buffer. The pBuffer pointer
// is user-defined.
hr = pBuffer->GetLength( &dwLength );
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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