1 /*
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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
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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
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19  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
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24  */
25 package jdk.net;
26 
27 import java.net.SocketException;
28 import java.security.AccessController;
29 import java.security.PrivilegedAction;
30 import jdk.net.ExtendedSocketOptions.PlatformSocketOptions;
31 
32 class BsdSocketOptions extends PlatformSocketOptions {
33 
BsdSocketOptions()34     public BsdSocketOptions() {
35     }
36 
37     @Override
keepAliveOptionsSupported()38     boolean keepAliveOptionsSupported() {
39         return keepAliveOptionsSupported0();
40     }
41 
42     @Override
setTcpkeepAliveProbes(int fd, final int value)43     void setTcpkeepAliveProbes(int fd, final int value) throws SocketException {
44         setTcpkeepAliveProbes0(fd, value);
45     }
46 
47     @Override
setTcpKeepAliveTime(int fd, final int value)48     void setTcpKeepAliveTime(int fd, final int value) throws SocketException {
49         setTcpKeepAliveTime0(fd, value);
50     }
51 
52     @Override
setTcpKeepAliveIntvl(int fd, final int value)53     void setTcpKeepAliveIntvl(int fd, final int value) throws SocketException {
54         setTcpKeepAliveIntvl0(fd, value);
55     }
56 
57     @Override
getTcpkeepAliveProbes(int fd)58     int getTcpkeepAliveProbes(int fd) throws SocketException {
59         return getTcpkeepAliveProbes0(fd);
60     }
61 
62     @Override
getTcpKeepAliveTime(int fd)63     int getTcpKeepAliveTime(int fd) throws SocketException {
64         return getTcpKeepAliveTime0(fd);
65     }
66 
67     @Override
getTcpKeepAliveIntvl(int fd)68     int getTcpKeepAliveIntvl(int fd) throws SocketException {
69         return getTcpKeepAliveIntvl0(fd);
70     }
71 
setTcpkeepAliveProbes0(int fd, int value)72     private static native void setTcpkeepAliveProbes0(int fd, int value) throws SocketException;
setTcpKeepAliveTime0(int fd, int value)73     private static native void setTcpKeepAliveTime0(int fd, int value) throws SocketException;
setTcpKeepAliveIntvl0(int fd, int value)74     private static native void setTcpKeepAliveIntvl0(int fd, int value) throws SocketException;
getTcpkeepAliveProbes0(int fd)75     private static native int getTcpkeepAliveProbes0(int fd) throws SocketException;
getTcpKeepAliveTime0(int fd)76     private static native int getTcpKeepAliveTime0(int fd) throws SocketException;
getTcpKeepAliveIntvl0(int fd)77     private static native int getTcpKeepAliveIntvl0(int fd) throws SocketException;
keepAliveOptionsSupported0()78     private static native boolean keepAliveOptionsSupported0();
79     static {
AccessController.doPrivileged(PrivilegedAction<Void>) () -> { System.loadLibrary(R); return null; }80         AccessController.doPrivileged((PrivilegedAction<Void>) () -> {
81             System.loadLibrary("extnet");
82             return null;
83         });
84     }
85 }
86