443 lines
9.6 KiB
C++
443 lines
9.6 KiB
C++
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/*** osdet.cpp - OS Platform detection dll for V3
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*
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* Created 11/18/98
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*
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* MODIFICATION HISTORY
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* This currently just detects the client platform and returns it. As we detemine
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* what platform detection needs to do this module will change.
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*
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*/
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#include <windows.h>
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#include <objbase.h>
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#include <tchar.h>
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#include <osdet.h>
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#include <wuv3cdm.h>
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#include <ar.h>
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static enumV3Platform DetectClientPlatform(void);
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static BOOL GetIEVersion(DWORD* dwMajor, DWORD* dwMinor);
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static WORD CorrectGetACP(void);
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static WORD CorrectGetOEMCP(void);
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static LANGID MapLangID(LANGID langid);
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static bool FIsNECMachine();
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const LANGID LANGID_ENGLISH = MAKELANGID(LANG_ENGLISH, SUBLANG_DEFAULT); // 0x0409
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const LANGID LANGID_GREEK = MAKELANGID(LANG_GREEK, SUBLANG_DEFAULT); // 0x0408
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const LANGID LANGID_JAPANESE = MAKELANGID(LANG_JAPANESE, SUBLANG_DEFAULT); // 0x0411
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const LANGID LANGID_ARABIC = MAKELANGID(LANG_ARABIC, SUBLANG_ARABIC_SAUDI_ARABIA); // 0x0401
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const LANGID LANGID_HEBREW = MAKELANGID(LANG_HEBREW, SUBLANG_DEFAULT); // 0x040D
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const LANGID LANGID_THAI = MAKELANGID(LANG_THAI, SUBLANG_DEFAULT); // 0x041E
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const TCHAR Win98_REGPATH_MACHLCID[] = _T("Control Panel\\Desktop\\ResourceLocale");
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const TCHAR REGPATH_CODEPAGE[] = _T("SYSTEM\\CurrentControlSet\\Control\\Nls\\CodePage");
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const TCHAR REGKEY_OEMCP[] = _T("OEMCP");
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const TCHAR REGKEY_ACP[] = _T("ACP");
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const TCHAR REGKEY_LOCALE[] = _T("Locale");
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const WORD CODEPAGE_ARABIC = 1256;
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const WORD CODEPAGE_HEBREW = 1255;
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const WORD CODEPAGE_THAI = 874;
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const WORD CODEPAGE_GREEK_MS = 737;
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const WORD CODEPAGE_GREEK_IBM = 869;
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#define REGKEY_WUV3TEST _T("SOFTWARE\\Microsoft\\Windows\\CurrentVersion\\WindowsUpdate\\wuv3test")
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// Registry keys to determine NEC machines
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const TCHAR NT5_REGPATH_MACHTYPE[] = _T("HARDWARE\\DESCRIPTION\\System");
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const TCHAR NT5_REGKEY_MACHTYPE[] = _T("Identifier");
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const TCHAR REGVAL_MACHTYPE_AT[] = _T("AT/AT COMPATIBLE");
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const TCHAR REGVAL_MACHTYPE_NEC[] = _T("NEC PC-98");
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#define LOOKUP_OEMID(keybdid) HIBYTE(LOWORD((keybdid)))
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#define PC98_KEYBOARD_ID 0x0D
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BOOL APIENTRY DllMain(
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HANDLE hModule,
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DWORD ul_reason_for_call,
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LPVOID lpReserved
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)
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{
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switch (ul_reason_for_call)
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{
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case DLL_PROCESS_ATTACH:
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case DLL_THREAD_ATTACH:
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case DLL_THREAD_DETACH:
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case DLL_PROCESS_DETACH:
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break;
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}
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return TRUE;
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}
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//We have not defined what goes here yet. This will be the method called
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//by the V3 control to determine platform ids that are then used with
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//the catalog inventory.plt and bitmask.plt files.
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void WINAPI V3_Detection(
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PINT *ppiPlatformIDs,
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PINT piTotalIDs
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)
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{
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//We use coTaskMemAlloc in order to be compatible with the V3 memory allocator.
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//We don't want the V3 memory exception handling in this dll.
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*ppiPlatformIDs = (PINT)CoTaskMemAlloc(sizeof(INT));
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if ( !*ppiPlatformIDs )
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{
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*piTotalIDs = 0;
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}
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else
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{
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#ifdef _WUV3TEST
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auto_hkey hkey;
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if (NO_ERROR == RegOpenKeyEx(HKEY_LOCAL_MACHINE, REGKEY_WUV3TEST, 0, KEY_READ, &hkey))
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{
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DWORD dwPlatform = 0;
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DWORD dwSize = sizeof(dwPlatform);
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if (NO_ERROR == RegQueryValueEx(hkey, _T("Platform"), 0, 0, (LPBYTE)&dwPlatform, &dwSize))
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{
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*ppiPlatformIDs[0] = (int)dwPlatform;
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*piTotalIDs = 1;
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return;
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}
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}
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#endif
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*ppiPlatformIDs[0] = (int)DetectClientPlatform();
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*piTotalIDs = 1;
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}
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}
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static LANGID MapLangID(LANGID langid)
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{
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switch (PRIMARYLANGID(langid))
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{
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case LANG_ARABIC:
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langid = MAKELANGID(LANG_ARABIC, SUBLANG_ARABIC_SAUDI_ARABIA);
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break;
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case LANG_CHINESE:
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if (SUBLANGID(langid) != SUBLANG_CHINESE_TRADITIONAL)
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langid = MAKELANGID(LANG_CHINESE, SUBLANG_CHINESE_SIMPLIFIED);
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break;
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case LANG_DUTCH:
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langid = MAKELANGID(LANG_DUTCH, SUBLANG_DUTCH);
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break;
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case LANG_GERMAN:
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langid = MAKELANGID(LANG_GERMAN, SUBLANG_GERMAN);
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break;
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case LANG_ENGLISH:
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//if (SUBLANGID(langid) != SUBLANG_ENGLISH_UK)
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langid = MAKELANGID(LANG_ENGLISH, SUBLANG_ENGLISH_US);
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break;
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case LANG_FRENCH:
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langid = MAKELANGID(LANG_FRENCH, SUBLANG_FRENCH);
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break;
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case LANG_ITALIAN:
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langid = MAKELANGID(LANG_ITALIAN, SUBLANG_ITALIAN);
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break;
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case LANG_KOREAN:
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langid = MAKELANGID(LANG_KOREAN, SUBLANG_KOREAN);
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break;
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case LANG_NORWEGIAN:
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langid = MAKELANGID(LANG_NORWEGIAN, SUBLANG_NORWEGIAN_BOKMAL);
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break;
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case LANG_PORTUGUESE:
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// We support both SUBLANG_PORTUGUESE and SUBLANG_PORTUGUESE_BRAZILIAN
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break;
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case LANG_SPANISH:
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langid = MAKELANGID(LANG_SPANISH, SUBLANG_SPANISH);
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break;
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case LANG_SWEDISH:
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langid = MAKELANGID(LANG_SWEDISH, SUBLANG_SWEDISH);
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break;
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};
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return langid;
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}
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// return V3 language ID
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DWORD WINAPI V3_GetLangID()
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{
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#ifdef _WUV3TEST
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// language spoofing
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auto_hkey hkey;
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if (NO_ERROR == RegOpenKeyEx(HKEY_LOCAL_MACHINE, REGKEY_WUV3TEST, 0, KEY_READ, &hkey)) {
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DWORD dwLangID = 0;
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DWORD dwSize = sizeof(dwLangID);
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if (NO_ERROR == RegQueryValueEx(hkey, _T("LangID"), 0, 0, (LPBYTE)&dwLangID, &dwSize))
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{
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return dwLangID;
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}
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}
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#endif
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WORD wCodePage = 0;
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LANGID langidCurrent = GetSystemDefaultUILanguage();
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//
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// special handling for languages
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//
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switch (langidCurrent)
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{
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case LANGID_ENGLISH:
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// enabled langauges
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wCodePage = CorrectGetACP();
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if (CODEPAGE_ARABIC != wCodePage &&
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CODEPAGE_HEBREW != wCodePage &&
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CODEPAGE_THAI != wCodePage)
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{
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wCodePage = 0;
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}
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break;
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case LANGID_GREEK:
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// Greek IBM?
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wCodePage = CorrectGetOEMCP();
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if (wCodePage != CODEPAGE_GREEK_IBM)
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{
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// if its not Greek IBM we assume its MS. The language code for Greek MS does not include
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// the code page
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wCodePage = 0;
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}
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break;
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case LANGID_JAPANESE:
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if (FIsNECMachine())
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{
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wCodePage = 1;
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}
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break;
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default:
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// map language to the ones we support
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langidCurrent = MapLangID(langidCurrent);
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break;
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}
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return MAKELONG(langidCurrent, wCodePage);
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}
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DWORD WINAPI V3_GetUserLangID()
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{
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WORD wCodePage = 0;
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LANGID langidCurrent = GetUserDefaultUILanguage();
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//
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// special handling for languages
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// (NOTE: duplicated above - can probably be optimized by putting this code into MapLangID
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//
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switch (langidCurrent)
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{
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case LANGID_ENGLISH:
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// enabled langauges
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wCodePage = CorrectGetACP();
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if (CODEPAGE_ARABIC != wCodePage &&
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CODEPAGE_HEBREW != wCodePage &&
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CODEPAGE_THAI != wCodePage)
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{
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wCodePage = 0;
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}
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break;
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case LANGID_GREEK:
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// Greek IBM?
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wCodePage = CorrectGetOEMCP();
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if (wCodePage != CODEPAGE_GREEK_IBM)
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{
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// if its not Greek IBM we assume its MS. The language code for Greek MS does not include
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// the code page
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wCodePage = 0;
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}
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break;
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case LANGID_JAPANESE:
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if (FIsNECMachine())
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{
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wCodePage = 1;
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}
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break;
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default:
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// map language to the ones we support
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langidCurrent = MapLangID(langidCurrent);
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break;
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}
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return MAKELONG(langidCurrent, wCodePage);
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}
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static enumV3Platform DetectClientPlatform(void)
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{
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#ifdef _WIN64
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return enV3_Wistler64;
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#else
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return enV3_Wistler;
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#endif
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}
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static BOOL GetIEVersion(DWORD* dwMajor, DWORD* dwMinor)
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{
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HKEY hSubKey;
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DWORD dwType;
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ULONG nLen;
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TCHAR szValue[MAX_PATH];
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BOOL bResult = FALSE;
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if (RegOpenKeyEx(HKEY_LOCAL_MACHINE, _T("Software\\Microsoft\\Internet Explorer"),
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0, KEY_READ, &hSubKey) == NO_ERROR)
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{
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nLen = MAX_PATH;
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if (RegQueryValueEx(hSubKey, _T("Version"), NULL, &dwType, (LPBYTE)szValue, &nLen) == NO_ERROR)
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{
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if ((nLen > 0) && (dwType == REG_SZ))
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{
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*dwMajor = (DWORD)szValue[0] - (DWORD)'0';
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if (nLen >= 3)
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*dwMinor = (DWORD)szValue[2] - (DWORD)'0';
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else
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*dwMinor = 0;
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return TRUE;
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}
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}
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RegCloseKey(hSubKey);
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}
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return FALSE;
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}
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static int aton(LPCTSTR ptr)
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{
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int i = 0;
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while ('0' <= *ptr && *ptr <= '9')
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{
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i = 10 * i + (int)(*ptr - '0');
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ptr ++;
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}
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return i;
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}
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static WORD CorrectGetACP(void)
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{
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WORD wCodePage = 0;
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auto_hkey hkey;
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RegOpenKeyEx(HKEY_LOCAL_MACHINE, REGPATH_CODEPAGE, 0, KEY_QUERY_VALUE, &hkey);
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DWORD type;
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TCHAR szCodePage[MAX_PATH];
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DWORD size = sizeof(szCodePage);
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if (NO_ERROR == RegQueryValueEx(hkey, REGKEY_ACP, 0, &type, (BYTE *)szCodePage, &size) &&
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type == REG_SZ)
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{
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wCodePage = (WORD)aton(szCodePage);
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}
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return wCodePage;
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}
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static WORD CorrectGetOEMCP(void)
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{
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WORD wCodePage = 0;
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auto_hkey hkey;
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RegOpenKeyEx(HKEY_LOCAL_MACHINE, REGPATH_CODEPAGE, 0, KEY_QUERY_VALUE, &hkey);
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DWORD type;
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TCHAR szCodePage[MAX_PATH];
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DWORD size = sizeof(szCodePage);
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if (NO_ERROR == RegQueryValueEx(hkey, REGKEY_OEMCP, 0, &type, (BYTE *)szCodePage, &size) &&
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type == REG_SZ)
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{
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wCodePage = (WORD)aton(szCodePage);
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}
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return wCodePage;
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}
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static bool FIsNECMachine()
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{
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bool fNEC = false;
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OSVERSIONINFO osverinfo;
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osverinfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO);
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if (GetVersionEx(&osverinfo))
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{
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if (osverinfo.dwPlatformId == VER_PLATFORM_WIN32_NT)
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{
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HKEY hKey;
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DWORD type;
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TCHAR tszMachineType[50];
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DWORD size = sizeof(tszMachineType);
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if (RegOpenKeyEx(HKEY_LOCAL_MACHINE,
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NT5_REGPATH_MACHTYPE,
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0,
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KEY_QUERY_VALUE,
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&hKey) == ERROR_SUCCESS)
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{
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if (RegQueryValueEx(hKey,
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NT5_REGKEY_MACHTYPE,
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0,
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&type,
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(BYTE *)tszMachineType,
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&size) == ERROR_SUCCESS)
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{
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if (type == REG_SZ)
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{
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if (lstrcmp(tszMachineType, REGVAL_MACHTYPE_NEC) == 0)
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{
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fNEC = true;
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}
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}
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}
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RegCloseKey(hKey);
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}
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}
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else // enOSWin98
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{
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// All NEC machines have NEC keyboards for Win98. NEC
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// machine detection is based on this.
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if (LOOKUP_OEMID(GetKeyboardType(1)) == PC98_KEYBOARD_ID)
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{
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fNEC = true;
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}
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}
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}
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return fNEC;
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}
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