Adding BGP provider code to support EVPN
Change-Id: Ic5508749b64a47a70f1aabd9324e9f89e85fa39f
diff --git a/protocols/bgp/bgpio/src/main/java/org/onosproject/bgpio/types/RouteTarget.java b/protocols/bgp/bgpio/src/main/java/org/onosproject/bgpio/types/RouteTarget.java
new file mode 100755
index 0000000..5a009f9
--- /dev/null
+++ b/protocols/bgp/bgpio/src/main/java/org/onosproject/bgpio/types/RouteTarget.java
@@ -0,0 +1,145 @@
+/*
+ * Copyright 2017-present Open Networking Foundation
+ *
+ * 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.onosproject.bgpio.types;
+
+import com.google.common.base.MoreObjects;
+import com.google.common.base.Objects;
+import org.jboss.netty.buffer.ChannelBuffer;
+
+/**
+ * Implementation of RouteTarget.
+ */
+public class RouteTarget implements BgpValueType {
+
+ /*
+ * Type 0x00: Local Administrator sub-field uses 2 octets with AS number and
+ * Assigned number uses 4 octests Type 0x01: Local Administrator sub-field
+ * uses 4 octets with IP address and Assigned number uses 2 octests Type
+ * 0x02: Local Administrator sub-field uses 4 octets with AS number and
+ * Assigned number uses 2 octests
+ */
+ private byte[] routeTarget;
+ private short type;
+
+ public enum RouteTargetype {
+
+ AS((short) 0x0002), IP((short) 0x0102), LARGEAS((short) 0x0202);
+ short value;
+
+ /**
+ * Assign val with the value as the tunnel type.
+ *
+ * @param val tunnel type
+ */
+ RouteTargetype(short val) {
+ value = val;
+ }
+
+ /**
+ * Returns value of route type.
+ *
+ * @return route type
+ */
+ public short getType() {
+ return value;
+ }
+ }
+
+ /**
+ * Resets fields.
+ */
+ public RouteTarget() {
+ this.type = 0;
+ this.routeTarget = null;
+ }
+
+ /**
+ * Constructor to initialize parameters.
+ *
+ * @param type type
+ * @param routeTarget route target
+ */
+ public RouteTarget(short type, byte[] routeTarget) {
+ this.type = type;
+ this.routeTarget = routeTarget;
+ }
+
+ /**
+ * Reads route target from channelBuffer.
+ *
+ * @param type type
+ * @param cb channelBuffer
+ * @return object of RouteTarget
+ */
+ public static RouteTarget read(short type, ChannelBuffer cb) {
+ return new RouteTarget(type, cb.readBytes(6).array());
+ }
+
+ /**
+ * Returns route target.
+ *
+ * @return route target
+ */
+ public byte[] getRouteTarget() {
+ return this.routeTarget;
+ }
+
+ @Override
+ public boolean equals(Object obj) {
+ if (this == obj) {
+ return true;
+ }
+
+ if (obj instanceof RouteTarget) {
+ RouteTarget that = (RouteTarget) obj;
+ if (this.type == that.type
+ && this.routeTarget == that.routeTarget) {
+ return true;
+ }
+ }
+ return false;
+ }
+
+ @Override
+ public int hashCode() {
+ return Objects.hashCode(routeTarget);
+ }
+
+ @Override
+ public String toString() {
+ return MoreObjects.toStringHelper(getClass()).add("type", type)
+ .add("routeTarget", routeTarget).toString();
+ }
+
+ @Override
+ public short getType() {
+ return type;
+ }
+
+ @Override
+ public int write(ChannelBuffer cb) {
+ int iLenStartIndex = cb.writerIndex();
+ cb.writeShort(type);
+ cb.writeBytes(routeTarget);
+ return cb.writerIndex() - iLenStartIndex;
+ }
+
+ @Override
+ public int compareTo(Object rd) {
+ return 0;
+ }
+}