System.Net.Security.NegoState.EndProcessAuthentication C# (CSharp) Method

        internal void EndProcessAuthentication(IAsyncResult result)
        {
            if (result == null)
            {
                throw new ArgumentNullException("asyncResult");
            }

            LazyAsyncResult lazyResult = result as LazyAsyncResult;
            if (lazyResult == null)
            {
                throw new ArgumentException(SR.Format(SR.net_io_async_result, result.GetType().FullName), "asyncResult");
            }

            if (Interlocked.Exchange(ref _nestedAuth, 0) == 0)
            {
                throw new InvalidOperationException(SR.Format(SR.net_io_invalidendcall, "EndAuthenticate"));
            }

            // No "artificial" timeouts implemented so far, InnerStream controls that.
            lazyResult.InternalWaitForCompletion();

            Exception e = lazyResult.Result as Exception;

            if (e != null)
            {
                // Round-trip it through the SetException().
                e = SetException(e);
                throw e;
            }
        }

        //
        public virtual void EndAuthenticateAsClient(IAsyncResult asyncResult)
        {
#if DEBUG
            using (GlobalLog.SetThreadKind(ThreadKinds.User)) {
#endif
            _NegoState.EndProcessAuthentication(asyncResult);
#if DEBUG
        }
#endif
        }