/*

 * Copyright (c) 2003, 2010, Oracle and/or its affiliates. All rights reserved.

 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.

 *

 * This code is free software; you can redistribute it and/or modify it

 * under the terms of the GNU General Public License version 2 only, as

 * published by the Free Software Foundation.

 *

 * This code is distributed in the hope that it will be useful, but WITHOUT

 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or

 * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License

 * version 2 for more details (a copy is included in the LICENSE file that

 * accompanied this code).

 *

 * You should have received a copy of the GNU General Public License version

 * 2 along with this work; if not, write to the Free Software Foundation,

 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.

 *

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 */

/* @test

   @bug 4889870 4890033

   @summary java -Xcheck:jni failing in net code on Solaris / [Datagram]Socket.getLocalAddress() failure

   @run main/othervm -Xcheck:jni CheckJNI

*/

import java.net.*;

import java.util.*;

public class CheckJNI {

    static Socket s;

    static ServerSocket server;

    static DatagramSocket dg1, dg2;

    public static void main (String[] args) throws Exception {

        /* try to invoke as much java.net native code as possible */

        System.out.println ("Testing IPv4 Socket/ServerSocket");

        server = new ServerSocket (0);

        s = new Socket ("127.0.0.1", server.getLocalPort());

        s.close();

        server.close();

        System.out.println ("Testing IPv4 DatagramSocket");

        dg1 = new DatagramSocket (0, InetAddress.getByName ("127.0.0.1"));

        dg2 = new DatagramSocket (0, InetAddress.getByName ("127.0.0.1"));

        testDatagrams (dg1, dg2);

        /* Use NetworkInterface to find link local IPv6 addrs to test */

        Enumeration ifs = NetworkInterface.getNetworkInterfaces();

        server = new ServerSocket (0);

        while (ifs.hasMoreElements()) {

            NetworkInterface nif = (NetworkInterface)ifs.nextElement();

            if (!nif.isUp())

                continue;

            Enumeration addrs = nif.getInetAddresses();

            while (addrs.hasMoreElements()) {

                InetAddress addr = (InetAddress) addrs.nextElement();

                if (addr instanceof Inet6Address) {

                    Inet6Address ia6 = (Inet6Address) addr;

                    if (ia6.isLinkLocalAddress()) {

                        System.out.println ("Testing IPv6 Socket");

                        s = new Socket (ia6, server.getLocalPort());

                        s.close();

                        System.out.println ("Testing IPv6 DatagramSocket");

                        dg1 = new DatagramSocket (0, ia6);

                        dg2 = new DatagramSocket (0, ia6);

                        testDatagrams (dg1, dg2);

                    }

                }

            }

        }

        server.close();

        System.out.println ("OK");

    }

    static void testDatagrams (DatagramSocket s1, DatagramSocket s2) throws Exception {

        DatagramPacket p1 = new DatagramPacket (

                "hello world".getBytes(),

                0, "hello world".length(), s2.getLocalAddress(),

                s2.getLocalPort()

        );

        DatagramPacket p2 = new DatagramPacket (new byte[128], 128);

        s1.send (p1);

        s2.receive (p2);

        s1.close ();

        s2.close ();

    }

}