88 lines
1.6 KiB
C++
88 lines
1.6 KiB
C++
/*++
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Copyright (c) 2000 Microsoft Corporation
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Module Name:
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ForceCoInitialize.cpp
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Abstract:
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Makes sure we call CoInitialize on this thread if nobody else has.
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Notes:
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This is a general purpose shim.
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History:
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02/22/2000 linstev Created
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--*/
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#include "precomp.h"
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IMPLEMENT_SHIM_BEGIN(ForceCoInitialize)
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#include "ShimHookMacro.h"
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APIHOOK_ENUM_BEGIN
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APIHOOK_ENUM_ENTRY(CoCreateInstance)
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APIHOOK_ENUM_END
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/*++
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Call CoInitialize if nobody else has
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--*/
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STDAPI
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APIHOOK(CoCreateInstance)(
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REFCLSID rclsid,
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LPUNKNOWN pUnkOuter,
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DWORD dwClsContext,
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REFIID riid,
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LPVOID* ppv
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)
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{
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HRESULT hr = ORIGINAL_API(CoCreateInstance)(
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rclsid,
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pUnkOuter,
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dwClsContext,
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riid,
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ppv);
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if (hr == CO_E_NOTINITIALIZED) {
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if (CoInitialize(NULL) == S_OK) {
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DPFN(
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eDbgLevelInfo,
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"[CoCreateInstance] Success: Initialized previously uninitialized COM.\n");
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}
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hr = ORIGINAL_API(CoCreateInstance)(
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rclsid,
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pUnkOuter,
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dwClsContext,
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riid,
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ppv);
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}
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return hr;
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}
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/*++
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Register hooked functions
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--*/
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HOOK_BEGIN
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APIHOOK_ENTRY(OLE32.DLL, CoCreateInstance)
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HOOK_END
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IMPLEMENT_SHIM_END
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