return nil, nil
	}
	return validDN, err
}

// GetValidatedUserDN validates the given user DN. Will error out if conn is nil. The returned
// boolean is true iff the user DN is found under one of the LDAP user base DNs.
func (l *Config) GetValidatedUserDN(conn *ldap.Conn, userDN string) (*xldap.DNSearchResult, bool, error) {
	return l.GetValidatedDNUnderBaseDN(conn, userDN,
		l.LDAP.GetUserDNSearchBaseDistNames(), l.LDAP.GetUserDNAttributesList())

    /**
     * Determines the address of a host given it's host name. The name can be a NetBIOS name like
     * "freto" or an IP address like "192.168.1.15". It cannot be a DNS name;
     * the analygous {@link jcifs.netbios.UniAddress} or {@link java.net.InetAddress}
     * <code>getByName</code> methods can be used for that.
     *
     * @param host
     *            hostname to resolve

          listOf(InetAddress.getByName(socketHost))
        } else {
          call.eventListener.dnsStart(call, socketHost)

          val result = address.dns.lookup(socketHost)
          if (result.isEmpty()) {
            throw UnknownHostException("${address.dns} returned no addresses for $socketHost")
          }

          call.eventListener.dnsEnd(call, socketHost, result)
          result
        }

			Description: `namespace prefix to isolate tenants` + defaultHelpPostfix(PathPrefix),
			Optional:    true,
			Type:        "path",
		},
		config.HelpKV{
			Key:         CoreDNSPath,
			Description: `shared bucket DNS records` + defaultHelpPostfix(CoreDNSPath),
			Optional:    true,
			Type:        "path",
		},
		config.HelpKV{
			Key:         ClientCert,

  private var authenticator = JavaNetAuthenticator()
  private val fakeDns = FakeDns()
  private val recordingAuthenticator = RecordingAuthenticator()
  private val factory =
    TestValueFactory()
      .apply {
        dns = fakeDns
      }

  @BeforeEach
  fun setup() {
    Authenticator.setDefault(recordingAuthenticator)
  }

  @AfterEach
  fun tearDown() {
    Authenticator.setDefault(null)
    factory.close()
  }

 */
package okhttp3

import assertk.assertThat
import assertk.assertions.containsExactly
import java.net.InetAddress
import java.net.UnknownHostException
import okio.Buffer

class FakeDns : Dns {
  private val hostAddresses: MutableMap<String, List<InetAddress>> = mutableMapOf()
  private val requestedHosts: MutableList<String> = mutableListOf()

        DfsResolver dfs1 = context.getDfs();
        DfsResolver dfs2 = context.getDfs();
        BufferCache cache1 = context.getBufferCache();
        BufferCache cache2 = context.getBufferCache();

        // Then - should be same instances
        assertSame(config1, config2, "Configuration should be consistent");
        assertSame(dfs1, dfs2, "DFS resolver should be consistent");

package okhttp3.dnsoverhttps

import java.io.EOFException
import java.net.InetAddress
import java.net.UnknownHostException
import okio.Buffer
import okio.ByteString
import okio.utf8Size

/**
 * Trivial Dns Encoder/Decoder, basically ripped from Netty full implementation.
 */
internal object DnsRecordCodec {
  private const val SERVFAIL = 2
  private const val NXDOMAIN = 3
  const val TYPE_A = 0x0001

      clientTestRule
        .newClientBuilder()
        .eventListenerFactory(clientTestRule.wrap(eventRecorder))
        .connectTimeout(60, TimeUnit.SECONDS) // Deliberately exacerbate slow fallbacks.
        .dns { dnsResults }
        .fastFallback(true)
        .build()
    url =
      serverIpv4
        .url("/")
        .newBuilder()
        .host("localhost")
        .build()
  }

  @AfterEach

      .assertHeader("", "ef")
  }

  @Test
  fun customDns() {
    // Configure a DNS that returns our local MockWebServer for android.com.
    val dns = FakeDns()
    dns["android.com"] = Dns.SYSTEM.lookup(server.url("/").host)
    client =
      client
        .newBuilder()
        .dns(dns)
        .build()
    server.enqueue(MockResponse())
    val request =
      Request(