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java/org/apache/tomcat/jni/Local.java

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+/*
+ *  Licensed to the Apache Software Foundation (ASF) under one or more
+ *  contributor license agreements.  See the NOTICE file distributed with
+ *  this work for additional information regarding copyright ownership.
+ *  The ASF licenses this file to You under the Apache License, Version 2.0
+ *  (the "License"); you may not use this file except in compliance with
+ *  the License.  You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ *  Unless required by applicable law or agreed to in writing, software
+ *  distributed under the License is distributed on an "AS IS" BASIS,
+ *  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ *  See the License for the specific language governing permissions and
+ *  limitations under the License.
+ */
+
+package org.apache.tomcat.jni;
+
+/**
+ * Local socket.
+ *
+ * @author Mladen Turk
+ */
+public class Local {
+
+    /**
+     * Create a socket.
+     * @param path The address of the new socket.
+     * @param cont The parent pool to use
+     * @return The new socket that has been set up.
+     * @throws Exception If socket creation failed
+     */
+    public static native long create(String path, long cont)
+        throws Exception;
+
+    /**
+     * Bind the socket to its associated port
+     * @param sock The socket to bind
+     * @param sa The socket address to bind to
+     * This may be where we will find out if there is any other process
+     *      using the selected port.
+     * @return the operation status
+     */
+    public static native int bind(long sock, long sa);
+
+    /**
+     * Listen to a bound socket for connections.
+     * @param sock The socket to listen on
+     * @param backlog The number of outstanding connections allowed in the sockets
+     *                listen queue.  If this value is less than zero, for NT pipes
+     *                the number of instances is unlimited.
+     * @return the operation status
+     */
+    public static native int listen(long sock, int backlog);
+
+    /**
+     * Accept a new connection request
+     * @param sock The socket we are listening on.
+     * @return  A copy of the socket that is connected to the socket that
+     *          made the connection request.  This is the socket which should
+     *          be used for all future communication.
+     * @throws Exception If accept failed
+     */
+    public static native long accept(long sock)
+        throws Exception;
+
+    /**
+     * Issue a connection request to a socket either on the same machine
+     * or a different one.
+     * @param sock The socket we wish to use for our side of the connection
+     * @param sa The address of the machine we wish to connect to.
+     *           Unused for NT Pipes.
+     * @return the operation status
+     */
+    public static native int connect(long sock, long sa);
+
+}