static Win32()
 {
     Win32Native.OSVERSIONINFO osVer = new Win32Native.OSVERSIONINFO();
     if (!Environment.GetVersion(osVer))
     {
         throw new SystemException(Environment.GetResourceString("InvalidOperation_GetVersion"));
     }
     if ((osVer.MajorVersion > 5) || (osVer.MinorVersion > 0))
     {
         _LsaLookupNames2Supported = true;
         _WellKnownSidApisSupported = true;
     }
     else
     {
         _LsaLookupNames2Supported = false;
         Win32Native.OSVERSIONINFOEX osversioninfoex = new Win32Native.OSVERSIONINFOEX();
         if (!Environment.GetVersionEx(osversioninfoex))
         {
             throw new SystemException(Environment.GetResourceString("InvalidOperation_GetVersion"));
         }
         if (osversioninfoex.ServicePackMajor < 3)
         {
             _WellKnownSidApisSupported = false;
         }
         else
         {
             _WellKnownSidApisSupported = true;
         }
     }
 }
Exemple #2
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        [System.Security.SecuritySafeCritical]  // auto-generated
        static Win32() 
        { 

            Win32Native.OSVERSIONINFO osvi = new Win32Native.OSVERSIONINFO(); 

            bool r = Environment.GetVersion(osvi);
            if ( !r )
            { 
                Contract.Assert( r, "OSVersion native call failed." );
                throw new SystemException( Environment.GetResourceString( "InvalidOperation_GetVersion" )); 
            } 
                if (osvi.MajorVersion > 5 || osvi.MinorVersion > 0 ) // Windows XP/2003 and above
                { 

                    //
                    // LsaLookupNames2 supported only on XP and Windows 2003 and above
                    // 
                    _LsaLookupNames2Supported = true;
                    _WellKnownSidApisSupported = true; 
                } 
                else
                { 
                    // Win2000
                    _LsaLookupNames2Supported = false;

 
                    //
                    // WellKnownSid apis are only supported on Windows 2000 SP3 and above 
                    // (so we need sp info) 
                    //
                    Win32Native.OSVERSIONINFOEX osviex = new Win32Native.OSVERSIONINFOEX(); 

                    r = Environment.GetVersionEx(osviex);
                    if ( !r )
                    { 
                        Contract.Assert( r, "OSVersion native call failed");
                        throw new SystemException( Environment.GetResourceString( "InvalidOperation_GetVersion" )); 
                    } 

                    if (osviex.ServicePackMajor < 3) 
                    {
                        _WellKnownSidApisSupported = false;
                    }
                    else 
                    {
                        _WellKnownSidApisSupported = true; 
                    } 
                }
            }