IUnknown_QueryInterface_Proxy function

[IUnknown_QueryInterface_Proxy is not supported and may be altered or unavailable in the future.]

The IUnknown_QueryInterface_Proxy function implements the QueryInterface method for all interface proxies.

Syntax


HRESULT STDMETHODCALLTYPE IUnknown_QueryInterface_Proxy(
  _In_  IUnknown __RPC_FAR *This,
  _In_  REFIID             riid,
  _Out_ void               **ppvObject
);

Parameters

This [in]: Pointer to the proxy object.
riid [in]: IID of the interface to be queried.
ppvObject [out]: Address to a pointer whose interface is queried or null when an interface is not supported.

Return value

Returns S_OK on success.

Remarks

This function is used internally by proxies that are generated by MIDL.

Requirements

Minimum supported client	Windows 2000 Professional [desktop apps \| Windows Store apps]
Minimum supported server	Windows 2000 Server [desktop apps \| Windows Store apps]
Minimum supported phone	Windows Phone 8
Header	Unknwn.h
Library	RpcRT4.lib
DLL	RpcRT4.dll