/*

 * 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.  Oracle designates this

 * particular file as subject to the "Classpath" exception as provided

 * by Oracle in the LICENSE file that accompanied this code.

 *

 * 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.

 *

 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA

 * or visit www.oracle.com if you need additional information or have any

 * questions.

 */

package jdk.net;

import java.net.SocketException;

import java.security.AccessController;

import java.security.PrivilegedAction;

import jdk.net.ExtendedSocketOptions.PlatformSocketOptions;

class LinuxSocketOptions extends PlatformSocketOptions {

    public LinuxSocketOptions() {

    }

    @Override

    void setQuickAck(int fd, boolean on) throws SocketException {

        setQuickAck0(fd, on);

    }

    @Override

    boolean getQuickAck(int fd) throws SocketException {

        return getQuickAck0(fd);

    }

    @Override

    public boolean quickAckSupported() {

        return quickAckSupported0();

    }

    @Override

    boolean keepAliveOptionsSupported() {

        return keepAliveOptionsSupported0();

    }

    @Override

    void setTcpkeepAliveProbes(int fd, final int value) throws SocketException {

        setTcpkeepAliveProbes0(fd, value);

    }

    @Override

    void setTcpKeepAliveTime(int fd, final int value) throws SocketException {

        setTcpKeepAliveTime0(fd, value);

    }

    @Override

    void setTcpKeepAliveIntvl(int fd, final int value) throws SocketException {

        setTcpKeepAliveIntvl0(fd, value);

    }

    @Override

    int getTcpkeepAliveProbes(int fd) throws SocketException {

        return getTcpkeepAliveProbes0(fd);

    }

    @Override

    int getTcpKeepAliveTime(int fd) throws SocketException {

        return getTcpKeepAliveTime0(fd);

    }

    @Override

    int getTcpKeepAliveIntvl(int fd) throws SocketException {

        return getTcpKeepAliveIntvl0(fd);

    }

    private static native void setTcpkeepAliveProbes0(int fd, int value) throws SocketException;

    private static native void setTcpKeepAliveTime0(int fd, int value) throws SocketException;

    private static native void setTcpKeepAliveIntvl0(int fd, int value) throws SocketException;

    private static native int getTcpkeepAliveProbes0(int fd) throws SocketException;

    private static native int getTcpKeepAliveTime0(int fd) throws SocketException;

    private static native int getTcpKeepAliveIntvl0(int fd) throws SocketException;

    private static native void setQuickAck0(int fd, boolean on) throws SocketException;

    private static native boolean getQuickAck0(int fd) throws SocketException;

    private static native boolean keepAliveOptionsSupported0();

    private static native boolean quickAckSupported0();

    static {

        AccessController.doPrivileged((PrivilegedAction<Void>) () -> {

            System.loadLibrary("extnet");

            return null;

        });

    }

}