private static bool IsWindows10BuildOrGreaterWin32(int build)
{
var osVer = new NtDll.OsVersionInfoEXW
{
DwMajorVersion = 10, DwMinorVersion = 0, DwBuildNumber = (uint)build
};
const NtDll.TypeMask mask = NtDll.TypeMask.VerMajorVersion | NtDll.TypeMask.VerMinorVersion | NtDll.TypeMask.VerBuildNumber;
ulong cond = NtDll.VerSetConditionMask(0, NtDll.TypeMask.VerMajorVersion, NtDll.Condition.VerGreaterEqual);
cond = NtDll.VerSetConditionMask(cond, NtDll.TypeMask.VerMinorVersion, NtDll.Condition.VerGreaterEqual);
cond = NtDll.VerSetConditionMask(cond, NtDll.TypeMask.VerBuildNumber, NtDll.Condition.VerGreaterEqual);
// HACK: Use RtlVerifyVersionInfo instead of VerifyVersionInfoW as the
// latter lies unless the user knew to embed a non-default manifest
// announcing support for Windows 10 via supportedOS GUID
return(NtDll.RtlVerifyVersionInfo(ref osVer, mask, cond) == 0);
}
/// <summary>
/// Returns whether the windows version running on is at least the specified one.
/// </summary>
private static unsafe bool IsWindowsVersionOrGreaterWin32(int major, int minor, int sp)
{
var osVer = new NtDll.OsVersionInfoEXW
{
DwMajorVersion = (uint)major, DwMinorVersion = (uint)minor, DwBuildNumber = 0, DwPlatformId = 0, WServicePackMajor = (ushort)sp
};
osVer.DwOSVersionInfoSize = (uint)Marshal.SizeOf(osVer);
osVer.SzCsdVersion[0] = (char)0;
const NtDll.TypeMask mask = NtDll.TypeMask.VerMajorVersion | NtDll.TypeMask.VerMinorVersion | NtDll.TypeMask.VerServicePackMajor;
ulong cond = NtDll.VerSetConditionMask(0, NtDll.TypeMask.VerMajorVersion, NtDll.Condition.VerGreaterEqual);
cond = NtDll.VerSetConditionMask(cond, NtDll.TypeMask.VerMinorVersion, NtDll.Condition.VerGreaterEqual);
cond = NtDll.VerSetConditionMask(cond, NtDll.TypeMask.VerServicePackMajor, NtDll.Condition.VerGreaterEqual);
// HACK: Use RtlVerifyVersionInfo instead of VerifyVersionInfoW as the
// latter lies unless the user knew to embed a non-default manifest
// announcing support for Windows 10 via supportedOS GUID
return(NtDll.RtlVerifyVersionInfo(ref osVer, mask, cond) == 0);
}
