PlainSocketImpl.java revision eeb3b74d18cc9066ec3068a06d95d314c464ea5f 
1/*
2 * Copyright (c) 2007, 2008, Oracle and/or its affiliates. All rights reserved.
3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
4 *
5 * This code is free software; you can redistribute it and/or modify it
6 * under the terms of the GNU General Public License version 2 only, as
7 * published by the Free Software Foundation.  Oracle designates this
8 * particular file as subject to the "Classpath" exception as provided
9 * by Oracle in the LICENSE file that accompanied this code.
10 *
11 * This code is distributed in the hope that it will be useful, but WITHOUT
12 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
13 * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
14 * version 2 for more details (a copy is included in the LICENSE file that
15 * accompanied this code).
16 *
17 * You should have received a copy of the GNU General Public License version
18 * 2 along with this work; if not, write to the Free Software Foundation,
19 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
20 *
21 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
22 * or visit www.oracle.com if you need additional information or have any
23 * questions.
24 */
25package java.net;
26
27import java.io.IOException;
28import java.io.FileDescriptor;
29
30/*
31 * On Unix systems we simply delegate to native methods.
32 *
33 * @author Chris Hegarty
34 */
35
36class PlainSocketImpl extends AbstractPlainSocketImpl
37{
38    static {
39        initProto();
40    }
41
42    /**
43     * Constructs an empty instance.
44     */
45    PlainSocketImpl() { }
46
47    /**
48     * Constructs an instance with the given file descriptor.
49     */
50    PlainSocketImpl(FileDescriptor fd) {
51        this.fd = fd;
52    }
53
54    native void socketCreate(boolean isServer) throws IOException;
55
56    native void socketConnect(InetAddress address, int port, int timeout)
57        throws IOException;
58
59    native void socketBind(InetAddress address, int port)
60        throws IOException;
61
62    native void socketListen(int count) throws IOException;
63
64    native void socketAccept(SocketImpl s) throws IOException;
65
66    native int socketAvailable() throws IOException;
67
68    native void socketClose0() throws IOException;
69
70    native void socketShutdown(int howto) throws IOException;
71
72    static native void initProto();
73
74    native void socketSetOption(int cmd, boolean on, Object value)
75        throws SocketException;
76
77    native int socketGetOption(int opt, Object iaContainerObj) throws SocketException;
78
79    native void socketSendUrgentData(int data) throws IOException;
80
81}
82