internal static extern int LsaCallAuthenticationPackage(
[In] LsaLogonProcessSafeHandle lsaHandle,
[In] int authenticationPackage,
[In] NegotiateCallerNameRequest protocolSubmitBuffer,
[In] int submitBufferLength,
[Out] out IntPtr protocolReturnBuffer,
[Out] out int returnBufferLength,
[Out] out int protocolStatus);
internal static extern int LsaConnectUntrusted(
[Out] out LsaLogonProcessSafeHandle lsaHandle);
internal static partial uint LsaCallAuthenticationPackage(
LsaLogonProcessSafeHandle lsaHandle,
int authenticationPackage,
in NegotiateCallerNameRequest protocolSubmitBuffer,
internal static partial uint LsaConnectUntrusted(
out LsaLogonProcessSafeHandle lsaHandle);
internal static string GetLoggedOnDomain()
{
int num = 0;
int num1 = 0;
LsaLogonProcessSafeHandle lsaLogonProcessSafeHandle = null;
int num2;
string dnsDomainName = null;
NegotiateCallerNameRequest negotiateCallerNameRequest = new NegotiateCallerNameRequest();
int num3 = Marshal.SizeOf(negotiateCallerNameRequest);
IntPtr zero = IntPtr.Zero;
NegotiateCallerNameResponse negotiateCallerNameResponse = new NegotiateCallerNameResponse();
int num4 = NativeMethods.LsaConnectUntrusted(out lsaLogonProcessSafeHandle);
if (num4 != 0)
{
if (num4 != -1073741756)
{
throw ExceptionHelper.GetExceptionFromErrorCode(UnsafeNativeMethods.LsaNtStatusToWinError(num4));
}
else
{
throw new OutOfMemoryException();
}
}
else
{
negotiateCallerNameRequest.messageType = 1;
num4 = NativeMethods.LsaCallAuthenticationPackage(lsaLogonProcessSafeHandle, 0, negotiateCallerNameRequest, num3, out zero, out num, out num1);
try
{
if (num4 != 0 || num1 != 0)
{
if (num4 != -1073741756)
{
if (num4 != 0 || UnsafeNativeMethods.LsaNtStatusToWinError(num1) != 0x520)
{
if (num4 != 0)
{
num2 = num4;
}
else
{
num2 = num1;
}
throw ExceptionHelper.GetExceptionFromErrorCode(UnsafeNativeMethods.LsaNtStatusToWinError(num2));
}
else
{
if (!Utils.IsSamUser())
{
WindowsIdentity current = WindowsIdentity.GetCurrent();
int num5 = current.Name.IndexOf('\\');
dnsDomainName = current.Name.Substring(0, num5);
}
}
}
else
{
throw new OutOfMemoryException();
}
}
else
{
Marshal.PtrToStructure(zero, negotiateCallerNameResponse);
int num6 = negotiateCallerNameResponse.callerName.IndexOf('\\');
dnsDomainName = negotiateCallerNameResponse.callerName.Substring(0, num6);
}
}
finally
{
if (zero != IntPtr.Zero)
{
NativeMethods.LsaFreeReturnBuffer(zero);
}
}
dnsDomainName = DirectoryContext.GetDnsDomainName(dnsDomainName);
if (dnsDomainName != null)
{
return(dnsDomainName);
}
else
{
throw new ActiveDirectoryOperationException(Res.GetString("ContextNotAssociatedWithDomain"));
}
}
}
internal static extern int LsaConnectUntrusted(out LsaLogonProcessSafeHandle lsaHandle);