windows-nt/Source/XPSP1/NT/base/win32/fusion/sxs/cresourcestream.h

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2020-09-26 03:20:57 -05:00
/*++
Copyright (c) 2000 Microsoft Corporation
Module Name:
filestream.cpp
Abstract:
Minimal implementation of IStream over a Windows PE/COFF resource.
Author:
Jay Krell (a-JayK) May 2000
Revision History:
--*/
#pragma once
#include "CMemoryStream.h"
#include "FusionHandle.h"
#include "sxsp.h"
class CResourceStream : public CMemoryStream
{
typedef CMemoryStream Base;
public:
SMARTTYPEDEF(CResourceStream);
CResourceStream() { }
// NOTE the order of type/name is 1) as you might expect 2) consistent with
// FindResourceEx, 3) INconsistent with FindResource
// RT_* are actually of type PCWSTR
BOOL Initialize(PCWSTR file, PCWSTR type, PCWSTR name, WORD language = MAKELANGID(LANG_NEUTRAL, SUBLANG_NEUTRAL));
BOOL Initialize(PCWSTR file, PCWSTR type);
/*
feel free to add more overloads that take, say
HMODULE, HRSRC, HGLOBAL
*/
// Override so that we can get times from the open file...
HRESULT __stdcall Stat(STATSTG *pstatstg, DWORD grfStatFlag);
virtual ~CResourceStream() { }
private: // intentionally not implemented
CResourceStream(const CResourceStream&);
void operator=(const CResourceStream&);
BOOL InitializeAlreadyOpen(
PCWSTR type,
PCWSTR name,
WORD language = MAKELANGID(LANG_NEUTRAL, SUBLANG_NEUTRAL)
);
CDynamicLinkLibrary m_dll;
CStringBuffer m_buffFilePath;
};
SMARTTYPE(CResourceStream);