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+/* VMInetAddress.java -- Class to model an Internet address
+ Copyright (C) 2005 Free Software Foundation, Inc.
+
+This file is part of GNU Classpath.
+
+GNU Classpath is free software; you can redistribute it and/or modify
+it under the terms of the GNU General Public License as published by
+the Free Software Foundation; either version 2, or (at your option)
+any later version.
+
+GNU Classpath 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 for more details.
+
+You should have received a copy of the GNU General Public License
+along with GNU Classpath; see the file COPYING. If not, write to the
+Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
+02110-1301 USA.
+
+Linking this library statically or dynamically with other modules is
+making a combined work based on this library. Thus, the terms and
+conditions of the GNU General Public License cover the whole
+combination.
+
+As a special exception, the copyright holders of this library give you
+permission to link this library with independent modules to produce an
+executable, regardless of the license terms of these independent
+modules, and to copy and distribute the resulting executable under
+terms of your choice, provided that you also meet, for each linked
+independent module, the terms and conditions of the license of that
+module. An independent module is a module which is not derived from
+or based on this library. If you modify this library, you may extend
+this exception to your version of the library, but you are not
+obligated to do so. If you do not wish to do so, delete this
+exception statement from your version. */
+
+
+package java.net;
+
+import gnu.classpath.Configuration;
+
+import java.io.Serializable;
+
+class VMInetAddress implements Serializable
+{
+ static
+ {
+ if (Configuration.INIT_LOAD_LIBRARY)
+ System.loadLibrary("javanet");
+ }
+
+ /**
+ * This method looks up the hostname of the local machine
+ * we are on. If the actual hostname cannot be determined, then the
+ * value "localhost" will be used. This native method wrappers the
+ * "gethostname" function.
+ *
+ * @return The local hostname.
+ */
+ public static native String getLocalHostname();
+
+ /**
+ * Returns the value of the special address INADDR_ANY
+ */
+ public static native byte[] lookupInaddrAny() throws UnknownHostException;
+
+ /**
+ * This method returns the hostname for a given IP address. It will
+ * throw an UnknownHostException if the hostname cannot be determined.
+ *
+ * @param ip The IP address as a byte array
+ *
+ * @return The hostname
+ *
+ * @exception UnknownHostException If the reverse lookup fails
+ */
+ public static native String getHostByAddr(byte[] ip)
+ throws UnknownHostException;
+
+ /**
+ * Returns a list of all IP addresses for a given hostname. Will throw
+ * an UnknownHostException if the hostname cannot be resolved.
+ */
+ public static native byte[][] getHostByName(String hostname)
+ throws UnknownHostException;
+
+ /**
+ * Return the IP address represented by a literal address.
+ * Will return null if the literal address is not valid.
+ *
+ * @param address the name of the host
+ *
+ * @return The IP address as a byte array
+ */
+ public static native byte[] aton(String address);
+}