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Member "unrar/isnt.cpp" (4 May 2022, 2528 Bytes) of package /linux/misc/unrarsrc-6.1.7.tar.gz:

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    1 #include "rar.hpp"
    2 
    3 DWORD WinNT()
    4 {
    5   static int dwPlatformId=-1;
    6   static DWORD dwMajorVersion,dwMinorVersion;
    7   if (dwPlatformId==-1)
    8   {
    9     OSVERSIONINFO WinVer;
   10     WinVer.dwOSVersionInfoSize=sizeof(WinVer);
   11     GetVersionEx(&WinVer);
   12     dwPlatformId=WinVer.dwPlatformId;
   13     dwMajorVersion=WinVer.dwMajorVersion;
   14     dwMinorVersion=WinVer.dwMinorVersion;
   15 
   16   }
   17   DWORD Result=0;
   18   if (dwPlatformId==VER_PLATFORM_WIN32_NT)
   19     Result=dwMajorVersion*0x100+dwMinorVersion;
   20 
   21 
   22   return Result;
   23 }
   24 
   25 
   26 // Replace it with documented Windows 11 check when available.
   27 #include <comdef.h>
   28 #include <Wbemidl.h>
   29 #pragma comment(lib, "wbemuuid.lib")
   30 
   31 static bool WMI_IsWindows10()
   32 {
   33   IWbemLocator *pLoc = NULL;
   34 
   35   HRESULT hres = CoCreateInstance(CLSID_WbemLocator,0,CLSCTX_INPROC_SERVER,
   36                           IID_IWbemLocator,(LPVOID *)&pLoc);
   37  
   38   if (FAILED(hres))
   39     return false;
   40 
   41   IWbemServices *pSvc = NULL;
   42  
   43   hres = pLoc->ConnectServer(_bstr_t(L"ROOT\\CIMV2"),NULL,NULL,0,NULL,0,0,&pSvc);
   44     
   45   if (FAILED(hres))
   46   {
   47     pLoc->Release();     
   48     return false;
   49   }
   50 
   51   hres = CoSetProxyBlanket(pSvc,RPC_C_AUTHN_WINNT,RPC_C_AUTHZ_NONE,NULL,
   52          RPC_C_AUTHN_LEVEL_CALL,RPC_C_IMP_LEVEL_IMPERSONATE,NULL,EOAC_NONE);
   53 
   54   if (FAILED(hres))
   55   {
   56     pSvc->Release();
   57     pLoc->Release();     
   58     return false;
   59   }
   60 
   61   IEnumWbemClassObject *pEnumerator = NULL;
   62   hres = pSvc->ExecQuery(bstr_t("WQL"), bstr_t("SELECT * FROM Win32_OperatingSystem"),
   63          WBEM_FLAG_FORWARD_ONLY | WBEM_FLAG_RETURN_IMMEDIATELY, NULL, &pEnumerator);
   64     
   65   if (FAILED(hres))
   66   {
   67     pSvc->Release();
   68     pLoc->Release();
   69     return false;
   70   }
   71 
   72   IWbemClassObject *pclsObj = NULL;
   73   ULONG uReturn = 0;
   74    
   75   bool Win10=false;
   76   while (pEnumerator!=NULL)
   77   {
   78     HRESULT hr = pEnumerator->Next(WBEM_INFINITE, 1, &pclsObj, &uReturn);
   79 
   80     if (uReturn==0)
   81       break;
   82 
   83     VARIANT vtProp;
   84 
   85     hr = pclsObj->Get(L"Name", 0, &vtProp, 0, 0);
   86     Win10|=wcsstr(vtProp.bstrVal,L"Windows 10")!=NULL;
   87     VariantClear(&vtProp);
   88 
   89     pclsObj->Release();
   90   }
   91 
   92   pSvc->Release();
   93   pLoc->Release();
   94   pEnumerator->Release();
   95 
   96   return Win10;
   97 }
   98 
   99 
  100 // Replace it with actual check when available.
  101 bool IsWindows11OrGreater()
  102 {
  103   static bool IsSet=false,IsWin11=false;
  104   if (!IsSet)
  105   {
  106     OSVERSIONINFO WinVer;
  107     WinVer.dwOSVersionInfoSize=sizeof(WinVer);
  108     GetVersionEx(&WinVer);
  109     IsWin11=WinVer.dwMajorVersion>10 || 
  110           WinVer.dwMajorVersion==10 && WinVer.dwBuildNumber >= 22000 && !WMI_IsWindows10();
  111     IsSet=true;
  112   }
  113   return IsWin11;
  114 }