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/*
* Copyright (c) 2015 Cisco and/or its affiliates.
* Licensed 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.openvpp.vppjapi;
import java.io.IOException;
import java.io.InputStream;
import java.nio.file.Files;
import java.nio.file.Path;
import java.nio.file.StandardCopyOption;
import java.nio.file.attribute.PosixFilePermission;
import java.nio.file.attribute.PosixFilePermissions;
import java.util.Set;
import org.openvpp.vppjapi.vppVersion;
import org.openvpp.vppjapi.vppInterfaceCounters;
import org.openvpp.vppjapi.vppBridgeDomainDetails;
import org.openvpp.vppjapi.vppL2Fib;
public class vppConn {
private static final String LIBNAME = "libvppjni.so.0.0.0";
static {
try {
loadLibrary();
} catch (IOException | RuntimeException e) {
System.out.printf ("Can't find vpp jni library: %s\n", LIBNAME);
}
}
private static void loadStream(final InputStream is) throws IOException {
final Set<PosixFilePermission> perms = PosixFilePermissions.fromString("rwxr-x---");
final Path p = Files.createTempFile(LIBNAME, null, PosixFilePermissions.asFileAttribute(perms));
try {
Files.copy(is, p, StandardCopyOption.REPLACE_EXISTING);
try {
Runtime.getRuntime().load(p.toString());
} catch (UnsatisfiedLinkError e) {
throw new IOException(String.format("Failed to load library %s", p), e);
}
} finally {
try {
Files.deleteIfExists(p);
} catch (IOException e) {
}
}
}
private static void loadLibrary() throws IOException {
try (final InputStream is = vppConn.class.getResourceAsStream('/' + LIBNAME)) {
if (is == null) {
throw new IOException(String.format("Failed to open library resource %s",
LIBNAME));
}
loadStream(is);
}
}
public native int clientConnect(String clientName);
public native void clientDisconnect();
public native int getRetval(int context, int release);
public native String getInterfaceList (String nameFilter);
public native int swIfIndexFromName (String interfaceName);
public native String interfaceNameFromSwIfIndex (int swIfIndex);
public native void clearInterfaceTable ();
public native int swInterfaceDump (byte nameFilterValid, byte [] nameFilter);
public native int bridgeDomainIdFromName(String bridgeDomain);
public native int findOrAddBridgeDomainId(String bridgeDomain);
public native vppVersion getVppVersion();
public native vppInterfaceCounters getInterfaceCounters(int swIfIndex);
public native int[] bridgeDomainDump(int bdId);
public native vppBridgeDomainDetails getBridgeDomainDetails(int bdId);
public native vppL2Fib[] l2FibTableDump(int bdId);
public native int bridgeDomainIdFromInterfaceName(String interfaceName);
}
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