01: /*
02: * Copyright 2007 Sun Microsystems, Inc. All Rights Reserved.
03: * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
04: *
05: * This code is free software; you can redistribute it and/or modify it
06: * under the terms of the GNU General Public License version 2 only, as
07: * published by the Free Software Foundation. Sun designates this
08: * particular file as subject to the "Classpath" exception as provided
09: * by Sun 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 Sun Microsystems, Inc., 4150 Network Circle, Santa Clara,
22: * CA 95054 USA or visit www.sun.com if you need additional information or
23: * have any questions.
24: */
25: package java.net;
26:
27: import java.io.IOException;
28:
29: /*
30: * On Unix systems we simply delegate to native methods.
31: *
32: * @version 1.2, 06/11/07
33: * @author Chris Hegarty
34: */
35:
36: class PlainDatagramSocketImpl extends AbstractPlainDatagramSocketImpl {
37: static {
38: init();
39: }
40:
41: protected synchronized native void bind0(int lport,
42: InetAddress laddr) throws SocketException;
43:
44: protected native void send(DatagramPacket p) throws IOException;
45:
46: protected synchronized native int peek(InetAddress i)
47: throws IOException;
48:
49: protected synchronized native int peekData(DatagramPacket p)
50: throws IOException;
51:
52: protected synchronized native void receive0(DatagramPacket p)
53: throws IOException;
54:
55: protected native void setTimeToLive(int ttl) throws IOException;
56:
57: protected native int getTimeToLive() throws IOException;
58:
59: protected native void setTTL(byte ttl) throws IOException;
60:
61: protected native byte getTTL() throws IOException;
62:
63: protected native void join(InetAddress inetaddr,
64: NetworkInterface netIf) throws IOException;
65:
66: protected native void leave(InetAddress inetaddr,
67: NetworkInterface netIf) throws IOException;
68:
69: protected native void datagramSocketCreate() throws SocketException;
70:
71: protected native void datagramSocketClose();
72:
73: protected native void socketSetOption(int opt, Object val)
74: throws SocketException;
75:
76: protected native Object socketGetOption(int opt)
77: throws SocketException;
78:
79: protected native void connect0(InetAddress address, int port)
80: throws SocketException;
81:
82: protected native void disconnect0(int family);
83:
84: /**
85: * Perform class load-time initializations.
86: */
87: private native static void init();
88: }
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