internal unsafe static int RtlGetVersionEx(out RTL_OSVERSIONINFOEX osvi)
{
osvi = new RTL_OSVERSIONINFOEX();
osvi.dwOSVersionInfoSize = (uint)sizeof(RTL_OSVERSIONINFOEX);
return(RtlGetVersion(ref osvi));
}
private static unsafe int GetWindowsVersion()
{
var osvi = new RTL_OSVERSIONINFOEX();
osvi.dwOSVersionInfoSize = (uint)sizeof(RTL_OSVERSIONINFOEX);
Assert.Equal(0, RtlGetVersion(ref osvi));
return((int)osvi.dwMajorVersion);
}
private static int GetWindowsVersion()
{
RTL_OSVERSIONINFOEX osvi = new RTL_OSVERSIONINFOEX();
osvi.dwOSVersionInfoSize = (uint)Marshal.SizeOf(osvi);
Assert.Equal(0, RtlGetVersion(out osvi));
return((int)osvi.dwMajorVersion);
}
internal static unsafe int RtlGetVersion(out RTL_OSVERSIONINFOEX versionInfo)
{
versionInfo = new RTL_OSVERSIONINFOEX
{
dwOSVersionInfoSize = (uint)sizeof(RTL_OSVERSIONINFOEX)
};
return(RtlGetVersionInternal(ref versionInfo));
}
private static bool IsWindows10Impl()
{
var osv = new RTL_OSVERSIONINFOEX();
osv.dwOSVersionInfoSize = (uint)Marshal.SizeOf(osv);
int ret = RtlGetVersion(out osv);
return(ret == 0 && osv.dwMajorVersion >= 10);
}
internal static string RtlGetVersion()
{
var osvi = new RTL_OSVERSIONINFOEX();
osvi.dwOSVersionInfoSize = (uint)Marshal.SizeOf(osvi);
return(RtlGetVersion(out osvi) == 0
? $"Microsoft Windows {osvi.dwMajorVersion}.{osvi.dwMinorVersion}.{osvi.dwBuildNumber}"
: null);
}
private static Version GetOSVersion()
{
var osv = new RTL_OSVERSIONINFOEX();
osv.dwOSVersionInfoSize = (uint)Marshal.SizeOf(osv);
int ret = RtlGetVersion(out osv);
Debug.Assert(ret == 0);
return(new Version((int)osv.dwMajorVersion, (int)osv.dwMinorVersion, (int)osv.dwBuildNumber));
}
// Code borrowed from CoreFX System.PlatformDetection.Windows to allow targeting nestandard1.6
public static bool AtLeast(int requiredOSVersion)
{
RTL_OSVERSIONINFOEX osvi = new RTL_OSVERSIONINFOEX();
osvi.dwOSVersionInfoSize = (uint)Marshal.SizeOf(osvi);
RtlGetVersion(out osvi);
uint osVersion = osvi.dwMajorVersion * 10 + osvi.dwMinorVersion;
return(osVersion >= requiredOSVersion);
}
private static unsafe int GetWindowsBuildNumber()
{
var osvi = new RTL_OSVERSIONINFOEX
{
dwOSVersionInfoSize = (uint)sizeof(RTL_OSVERSIONINFOEX)
};
Assert.Equal(0, RtlGetVersion(ref osvi));
return((int)osvi.dwBuildNumber);
}
private static unsafe int GetWindowsBuildNumber()
{
var osvi = new RTL_OSVERSIONINFOEX
{
dwOSVersionInfoSize = (uint)Unsafe.SizeOf <RTL_OSVERSIONINFOEX>()
};
Debug.Assert(RtlGetVersion(ref osvi) == 0);
return((int)osvi.dwBuildNumber);
}
private static unsafe int GetWindowsMinorVersion()
{
var osvi = new RTL_OSVERSIONINFOEX
{
dwOSVersionInfoSize = (uint)Unsafe.SizeOf <RTL_OSVERSIONINFOEX>()
};
var result = RtlGetVersion(ref osvi);
Debug.Assert(result == 0);
return((int)osvi.dwMinorVersion);
}
private static RTL_OSVERSIONINFOEX InitVersion()
{
// We use RtlGetVersion as it isn't subject to version lie. GetVersion
// won't tell you the real version unless the launching exe is manifested
// with the latest OS version.
RTL_OSVERSIONINFOEX info = new RTL_OSVERSIONINFOEX();
RtlGetVersion(ref info);
return(info);
}
private static int GetWindowsVersion()
{
if (IsWindows)
{
RTL_OSVERSIONINFOEX osvi = new RTL_OSVERSIONINFOEX();
osvi.dwOSVersionInfoSize = (uint)Marshal.SizeOf(osvi);
Assert.Equal(0, RtlGetVersion(out osvi));
return (int)osvi.dwMajorVersion;
}
return -1;
}
internal static string RtlGetVersion()
{
var osvi = new RTL_OSVERSIONINFOEX();
osvi.dwOSVersionInfoSize = (uint)Marshal.SizeOf(osvi);
if (RtlGetVersion(out osvi) == 0)
{
return($"{osvi.dwMajorVersion}.{osvi.dwMinorVersion}.{osvi.dwBuildNumber}");
}
return(null);
}
private static int GetWindowsBuildNumber()
{
if (IsWindows)
{
RTL_OSVERSIONINFOEX osvi = new RTL_OSVERSIONINFOEX();
osvi.dwOSVersionInfoSize = (uint)Marshal.SizeOf(osvi);
Assert.Equal(0, RtlGetVersion(out osvi));
return((int)osvi.dwBuildNumber);
}
return(-1);
}
internal static string RtlGetVersion()
{
RTL_OSVERSIONINFOEX osvi = new RTL_OSVERSIONINFOEX();
osvi.dwOSVersionInfoSize = (uint)Marshal.SizeOf(osvi);
if (RtlGetVersion(out osvi) == 0)
{
return $"{osvi.dwMajorVersion}.{osvi.dwMinorVersion}.{osvi.dwBuildNumber}";
}
else
{
return null;
}
}
internal static Version RtlGetVersion()
{
RTL_OSVERSIONINFOEX v = new RTL_OSVERSIONINFOEX();
v.dwOSVersionInfoSize = (uint)Marshal.SizeOf(v);
if (RtlGetVersion(out v) == 0)
{
return(new Version((int)v.dwMajorVersion, (int)v.dwMinorVersion, (int)v.dwBuildNumber, (int)v.dwPlatformId));
}
else
{
throw new Exception("RtlGetVersion failed!");
}
}
internal static string RtlGetVersion()
{
RTL_OSVERSIONINFOEX osvi = new RTL_OSVERSIONINFOEX();
osvi.dwOSVersionInfoSize = (uint)Marshal.SizeOf(osvi);
const string version = "Microsoft Windows";
if (RtlGetVersion(out osvi) == 0)
{
return string.Format("{0} {1}.{2}.{3} {4}",
version, osvi.dwMajorVersion, osvi.dwMinorVersion, osvi.dwBuildNumber, osvi.szCSDVersion);
}
else
{
return version;
}
}
public static decimal RtlGetVersion()
{
RTL_OSVERSIONINFOEX osvi = new RTL_OSVERSIONINFOEX();
osvi.dwOSVersionInfoSize = (uint)Marshal.SizeOf(osvi);
//const string version = "Microsoft Windows";
if (RtlGetVersion(out osvi) == 0)
{
string Version = osvi.dwMajorVersion + "." + osvi.dwMinorVersion;
return(decimal.Parse(Version, CultureInfo.InvariantCulture));
}
else
{
return(-1);
}
}
internal static string RtlGetVersion()
{
RTL_OSVERSIONINFOEX osvi = new RTL_OSVERSIONINFOEX();
osvi.dwOSVersionInfoSize = (uint)Marshal.SizeOf(osvi);
const string version = "Microsoft Windows";
if (RtlGetVersion(out osvi) == 0)
{
return(string.Format("{0} {1}.{2}.{3} {4}",
version, osvi.dwMajorVersion, osvi.dwMinorVersion, osvi.dwBuildNumber, osvi.szCSDVersion));
}
else
{
return(version);
}
}
internal static unsafe string RtlGetVersion()
{
var osvi = new RTL_OSVERSIONINFOEX();
osvi.dwOSVersionInfoSize = (uint)sizeof(RTL_OSVERSIONINFOEX);
const string version = "Microsoft Windows";
if (RtlGetVersion(ref osvi) == 0)
{
return(string.Format("{0} {1}.{2}.{3} {4}",
version, osvi.dwMajorVersion, osvi.dwMinorVersion, osvi.dwBuildNumber, new string(&(osvi.szCSDVersion[0]))));
}
else
{
return(version);
}
}
private static unsafe int RtlGetVersionEx(out RTL_OSVERSIONINFOEX osvi)
{
osvi = default;
osvi.dwOSVersionInfoSize = (uint)sizeof(RTL_OSVERSIONINFOEX);
return(RtlGetVersion(ref osvi));
}
public static decimal RtlGetVersion()
{
RTL_OSVERSIONINFOEX osvi = new RTL_OSVERSIONINFOEX();
osvi.dwOSVersionInfoSize = (uint)Marshal.SizeOf(osvi);
//const string version = "Microsoft Windows";
if (RtlGetVersion(out osvi) == 0)
{
string Version = osvi.dwMajorVersion + "." + osvi.dwMinorVersion;
return decimal.Parse(Version, CultureInfo.InvariantCulture);
}
else
{
return -1;
}
}
private static extern int RtlGetVersion(out RTL_OSVERSIONINFOEX lpVersionInformation);
private static partial int RtlGetVersion(ref RTL_OSVERSIONINFOEX lpVersionInformation);
private static extern int RtlGetVersion(out RTL_OSVERSIONINFOEX lpVersionInformation);
public static extern int RtlGetVersion(ref RTL_OSVERSIONINFOEX lpVersionInformation);
