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104 lines
1.8 KiB
104 lines
1.8 KiB
/*++
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Copyright (c) 2000-2002 Microsoft Corporation
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Module Name:
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IgnoreOemToChar.cpp
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Abstract:
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Written originally to fix an Install Shield bug.
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It may be specific to _ins5576._mp versions.
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The executable _ins5576._mp calls OemToChar on the string
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"%userprofile%\local settings\temp\_istmp11.dir\_ins5576._mp".
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The call is unessasary and causes problems with path names that
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contain non-ansi characters.
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Notes:
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This is a general purpose shim.
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History:
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04/03/2001 a-larrsh Created
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03/13/2002 mnikkel Modified to use strsafe.h
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--*/
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#include "precomp.h"
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IMPLEMENT_SHIM_BEGIN(IgnoreOemToChar)
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#include "ShimHookMacro.h"
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typedef BOOL (WINAPI *_pfn_OemToCharA)(LPCSTR lpszSrc, LPSTR lpszDst);
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APIHOOK_ENUM_BEGIN
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APIHOOK_ENUM_ENTRY(OemToCharA)
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APIHOOK_ENUM_END
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/*++
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Hook the call to OemToCharA. Determine if the string should be ignored.
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--*/
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BOOL APIHOOK(OemToCharA)(
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LPCSTR lpszSrc, // string to translate
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LPSTR lpszDst // translated string
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)
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{
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BOOL bReturn = FALSE;
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CSTRING_TRY
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{
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CString sTemp(lpszSrc);
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sTemp.MakeUpper();
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if( sTemp.Find(L"TEMP") )
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{
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DPFN( eDbgLevelInfo, "Ignoring attempt to convert string %s\n", lpszSrc);
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if (lpszDst)
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{
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StringCchCopyA(lpszDst, strlen(lpszSrc)+1, lpszSrc);
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bReturn = TRUE;
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}
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}
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}
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CSTRING_CATCH
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{
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// do nothing
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}
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if (!bReturn)
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{
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bReturn = ORIGINAL_API(OemToCharA)(lpszSrc, lpszDst);
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}
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return bReturn;
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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(USER32.DLL, OemToCharA)
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HOOK_END
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IMPLEMENT_SHIM_END
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