public bool TokenMembershipCheck(string sid)
{
bool result = false;
IntPtr zero = IntPtr.Zero;
try
{
if (!NativeMethodProvider.ConvertStringSidToSid(sid, out zero))
{
throw new Win32Exception(Marshal.GetLastWin32Error());
}
if (!NativeMethodProvider.CheckTokenMembership(IntPtr.Zero, zero, ref result))
{
throw new Win32Exception(Marshal.GetLastWin32Error());
}
}
catch (Exception e)
{
SetupLogger.LogError(e);
}
finally
{
if (zero != IntPtr.Zero)
{
NativeMethodProvider.LocalFree(zero);
}
}
return(result);
}
public uint GetAccessCheck(byte[] ntsd, string listString)
{
uint desiredAccess = 33554432U;
NativeMethodProvider.GENERIC_MAPPING genericMapping = NativeMethodProvider.GenericMapping(string.Empty);
NativeMethodProvider.OBJECT_TYPE_LIST[] list = NativeMethodProvider.ObjectTypeList(string.Empty);
return(this.AccessCheck(desiredAccess, ntsd, genericMapping, list));
}
public bool IsCoreServer()
{
int num;
bool flag = NativeMethodProvider.GetProductInfo(Environment.OSVersion.Version.Major, Environment.OSVersion.Version.Minor, 0, 0, out num);
ExTraceGlobals.FaultInjectionTracer.TraceTest <int>(2332437821U, ref num);
if (flag)
{
flag = ((long)num == 12L || (long)num == 39L || (long)num == 13L || (long)num == 40L || (long)num == 14L || (long)num == 41L);
}
return(flag);
}
private uint AccessCheck(uint desiredAccess, byte[] ntsd, NativeMethodProvider.GENERIC_MAPPING genericMapping, NativeMethodProvider.OBJECT_TYPE_LIST[] list)
{
uint result = 0U;
int num = 0;
IntPtr intPtr = IntPtr.Zero;
IntPtr intPtr2 = IntPtr.Zero;
IntPtr intPtr3 = IntPtr.Zero;
bool flag = false;
try
{
intPtr2 = Marshal.AllocHGlobal(1024);
int num2 = 1024;
NativeMethodProvider.MapGenericMask(ref desiredAccess, ref genericMapping);
if (!NativeMethodProvider.ImpersonateSelf(2))
{
int lastWin32Error = Marshal.GetLastWin32Error();
throw new Win32Exception(lastWin32Error);
}
flag = true;
intPtr = this.GetTokenHandle();
intPtr3 = NativeMethodProvider.OBJECT_TYPE_LIST.NativeStruct(list);
if (!NativeMethodProvider.AccessCheckByType(ntsd, IntPtr.Zero, intPtr, desiredAccess, intPtr3, list.Length, ref genericMapping, intPtr2, ref num2, ref result, ref num))
{
int lastWin32Error = Marshal.GetLastWin32Error();
SetupLogger.LogError(new Win32Exception(lastWin32Error));
}
}
finally
{
if (intPtr3 != IntPtr.Zero)
{
Marshal.FreeHGlobal(intPtr3);
}
if (intPtr != IntPtr.Zero)
{
NativeMethodProvider.CloseHandle(intPtr);
}
if (intPtr2 != IntPtr.Zero)
{
Marshal.FreeHGlobal(intPtr2);
}
if (flag)
{
NativeMethodProvider.RevertToSelf();
}
}
return(result);
}
public string GetSiteName(string server)
{
IntPtr zero = IntPtr.Zero;
int num = NativeMethodProvider.DsGetSiteName(server, ref zero);
string result = string.Empty;
if (num == 0 && zero != IntPtr.Zero)
{
result = Marshal.PtrToStringUni(zero);
}
if (zero != IntPtr.Zero)
{
NativeMethodProvider.NetApiBufferFree(zero);
}
return(result);
}
private IntPtr GetTokenHandle()
{
IntPtr zero = IntPtr.Zero;
IntPtr zero2 = IntPtr.Zero;
int num = 0;
if (!NativeMethodProvider.OpenThreadToken(NativeMethodProvider.GetCurrentThread(), 8U, true, ref zero))
{
num = Marshal.GetLastWin32Error();
if (num == 1008)
{
num = 0;
if (!NativeMethodProvider.OpenProcessToken(NativeMethodProvider.GetCurrentProcess(), 8U, ref zero))
{
num = Marshal.GetLastWin32Error();
}
}
}
if (num != 0)
{
throw new Win32Exception(num);
}
return(zero);
}
public uint GetAccessCheck(string ntsdString, string listString)
{
byte[] ntsd = NativeMethodProvider.ExtFormatByteArrayFromString(ntsdString);
return(this.GetAccessCheck(ntsd, listString));
}
