src/jdk.net/linux/classes/jdk/internal/net/rdma/RdmaSocketDispatcherImpl.java
author bpb
Thu, 07 Feb 2019 11:09:09 -0800
branchrsocket-branch
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/*
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 * Copyright (c) 2018, 2019, Oracle and/or its affiliates. All rights reserved.
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 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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 *
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 * This code is free software; you can redistribute it and/or modify it
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 * under the terms of the GNU General Public License version 2 only, as
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 * published by the Free Software Foundation.  Oracle designates this
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 * particular file as subject to the "Classpath" exception as provided
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 * by Oracle in the LICENSE file that accompanied this code.
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 *
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 * This code is distributed in the hope that it will be useful, but WITHOUT
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 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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 * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
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 * version 2 for more details (a copy is included in the LICENSE file that
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 * accompanied this code).
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 *
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 * You should have received a copy of the GNU General Public License version
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 * 2 along with this work; if not, write to the Free Software Foundation,
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 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
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 *
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 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
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 * or visit www.oracle.com if you need additional information or have any
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 * questions.
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 */
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package jdk.internal.net.rdma;
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import java.io.FileDescriptor;
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import java.io.IOException;
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import sun.nio.ch.IOUtil;
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public class RdmaSocketDispatcherImpl {
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    static {
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        java.security.AccessController.doPrivileged(
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                new java.security.PrivilegedAction<Void>() {
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                    public Void run() {
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                        System.loadLibrary("extnet");
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                        return null;
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                    }
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                });
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        IOUtil.load();
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        init();
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    }
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    RdmaSocketDispatcherImpl() { }
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    // -- Native methods --
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    static native int read0(FileDescriptor fd, long address, int len)
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            throws IOException;
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    static native long readv0(FileDescriptor fd, long address, int len)
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            throws IOException;
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    static native int write0(FileDescriptor fd, long address, int len)
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            throws IOException;
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    static native long writev0(FileDescriptor fd, long address, int len)
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            throws IOException;
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    static native void close0(FileDescriptor fd) throws IOException;
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    static native void init();
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}