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34 lines
1.0 KiB
C
34 lines
1.0 KiB
C
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// IDeferZeroFill interface exposed a custom memory allocator and media sample.
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//
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// Copyright (C) 1997- Cakewalk Music Software. All rights reserved.
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//
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#ifndef _DEFERZEROFILL_H_
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#define _DEFERZEROFILL_H_
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/////////////////////////////////////////////////////////////////////////////
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// Clients that wish to create real copies of the GUID must first include INITGUID.H
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// {447DA113-4AC8-4833-849A-2BA285E1E52B}
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DEFINE_GUID(IID_IDeferZeroFill,
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0x447da113, 0x4ac8, 0x4833, 0x84, 0x9a, 0x2b, 0xa2, 0x85, 0xe1, 0xe5, 0x2b);
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#undef INTERFACE
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#define INTERFACE IDeferZeroFill
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DECLARE_INTERFACE_( IDeferZeroFill, IUnknown )
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{
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// *** IUnknown methods ***
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STDMETHOD_(HRESULT, QueryInterface)( THIS_ REFIID riid, LPVOID* ppvObj ) PURE;
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STDMETHOD_(ULONG, AddRef)( THIS ) PURE;
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STDMETHOD_(ULONG, Release)( THIS ) PURE;
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// *** IDeferZeroFill methods ***
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STDMETHOD_(BOOL, get_NeedsZerofill)( THIS ) PURE;
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STDMETHOD_(void, put_NeedsZerofill)( THIS_ BOOL bZero ) PURE;
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STDMETHOD_(HRESULT, GetRawPointer)( THIS_ BYTE** ppBuffer ) PURE;
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};
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#endif // _DEFERZEROFILL_H_
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