IFWXFirewall::CreateBuffer method

[アーティクル]
08/27/2012

Applies to: desktop apps only

The CreateBuffer method creates (allocates) a buffer object of the given size.

Syntax

HRESULT CreateBuffer(
  [in]   DWORD dwBufferLength,
  [out]  IFWXIOBuffer **pIOBuffer
);

Parameters

dwBufferLength [in]
Number of bytes to allocate.
pIOBuffer [out]
Address of a variable that receives a pointer to the IFWXIOBuffer interface.

Return value

This method returns S_OK if the call is successful; otherwise, it returns an error code.

Remarks

Use the CreateBuffer method to create an empty buffer for data that is not constant. To create a buffer for data that is constant, use the IFWXFirewall::CreateConstBuffer method.

Filters are not required to use this method. A filter may provide its own buffer objects as long as they support the IFWXIOBuffer interface.

Requirements

Minimum supported client	None supported
Minimum supported server	Windows Server 2008 R2, Windows Server 2008 with SP2 (64-bit only)
Version	Forefront Threat Management Gateway (TMG) 2010
Header	Wspfwext.idl
DLL	Wspsrv.exe

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