2 * Copyright (c) 2013 Pantheon Technologies s.r.o. and others. All rights reserved.
4 * This program and the accompanying materials are made available under the
5 * terms of the Eclipse Public License v1.0 which accompanies this distribution,
6 * and is available at http://www.eclipse.org/legal/epl-v10.html
9 package org.opendaylight.openflowjava.protocol.impl.deserialization.factories;
11 import io.netty.buffer.ByteBuf;
13 import org.opendaylight.openflowjava.protocol.impl.deserialization.OFDeserializer;
14 import org.opendaylight.openflowjava.protocol.impl.util.ByteBufUtils;
15 import org.opendaylight.openflowjava.protocol.impl.util.EncodeConstants;
16 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.yang.types.rev100924.MacAddress;
17 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.common.types.rev130731.PortConfig;
18 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.common.types.rev130731.PortFeatures;
19 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.common.types.rev130731.PortReason;
20 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.common.types.rev130731.PortState;
21 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.protocol.rev130731.PortStatusMessage;
22 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.protocol.rev130731.PortStatusMessageBuilder;
25 * Translates PortStatus messages
26 * @author michal.polkorab
27 * @author timotej.kubas
29 public class PortStatusMessageFactory implements OFDeserializer<PortStatusMessage> {
31 private static PortStatusMessageFactory instance;
32 private static final byte PADDING_IN_PORT_STATUS_HEADER = 7;
33 private static final byte PADDING_IN_OFP_PORT_HEADER_1 = 4;
34 private static final byte PADDING_IN_OFP_PORT_HEADER_2 = 2;
35 private static final byte MAX_PORT_NAME_LEN = 16;
37 private PortStatusMessageFactory() {
42 * @return singleton factory
44 public static synchronized PortStatusMessageFactory getInstance(){
46 instance = new PortStatusMessageFactory();
52 public PortStatusMessage bufferToMessage(ByteBuf rawMessage, short version) {
53 PortStatusMessageBuilder builder = new PortStatusMessageBuilder();
54 builder.setVersion(version);
55 builder.setXid(rawMessage.readUnsignedInt());
56 builder.setReason(PortReason.forValue(rawMessage.readUnsignedByte()));
57 rawMessage.skipBytes(PADDING_IN_PORT_STATUS_HEADER);
58 builder.setPortNo(rawMessage.readUnsignedInt());
59 rawMessage.skipBytes(PADDING_IN_OFP_PORT_HEADER_1);
60 byte[] hwAddress = new byte[EncodeConstants.MAC_ADDRESS_LENGTH];
61 rawMessage.readBytes(hwAddress);
62 builder.setHwAddr(new MacAddress(ByteBufUtils.macAddressToString(hwAddress)));
63 rawMessage.skipBytes(PADDING_IN_OFP_PORT_HEADER_2);
64 builder.setName(ByteBufUtils.decodeNullTerminatedString(rawMessage, EncodeConstants.MAX_PORT_NAME_LENGTH));
65 builder.setConfig(createPortConfig(rawMessage.readUnsignedInt()));
66 builder.setState(createPortState(rawMessage.readUnsignedInt()));
67 builder.setCurrentFeatures(createPortFeatures(rawMessage.readUnsignedInt()));
68 builder.setAdvertisedFeatures(createPortFeatures(rawMessage.readUnsignedInt()));
69 builder.setSupportedFeatures(createPortFeatures(rawMessage.readUnsignedInt()));
70 builder.setPeerFeatures(createPortFeatures(rawMessage.readUnsignedInt()));
71 builder.setCurrSpeed(rawMessage.readUnsignedInt());
72 builder.setMaxSpeed(rawMessage.readUnsignedInt());
73 return builder.build();
76 private static PortFeatures createPortFeatures(long input){
77 final Boolean _10mbHd = ((input) & (1<<0)) != 0;
78 final Boolean _10mbFd = ((input) & (1<<1)) != 0;
79 final Boolean _100mbHd = ((input) & (1<<2)) != 0;
80 final Boolean _100mbFd = ((input) & (1<<3)) != 0;
81 final Boolean _1gbHd = ((input) & (1<<4)) != 0;
82 final Boolean _1gbFd = ((input) & (1<<5)) != 0;
83 final Boolean _10gbFd = ((input) & (1<<6)) != 0;
84 final Boolean _40gbFd = ((input) & (1<<7)) != 0;
85 final Boolean _100gbFd = ((input) & (1<<8)) != 0;
86 final Boolean _1tbFd = ((input) & (1<<9)) != 0;
87 final Boolean _other = ((input) & (1<<10)) != 0;
88 final Boolean _copper = ((input) & (1<<11)) != 0;
89 final Boolean _fiber = ((input) & (1<<12)) != 0;
90 final Boolean _autoneg = ((input) & (1<<13)) != 0;
91 final Boolean _pause = ((input) & (1<<14)) != 0;
92 final Boolean _pauseAsym = ((input) & (1<<15)) != 0;
93 return new PortFeatures(_10mbHd, _10mbFd, _100mbHd, _100mbFd, _1gbHd, _1gbFd, _10gbFd,
94 _40gbFd, _100gbFd, _1tbFd, _other, _copper, _fiber, _autoneg, _pause, _pauseAsym);
97 private static PortState createPortState(long input){
98 final Boolean _linkDown = ((input) & (1<<0)) != 0;
99 final Boolean _blocked = ((input) & (1<<1)) != 0;
100 final Boolean _live = ((input) & (1<<2)) != 0;
101 return new PortState(_blocked, _linkDown, _live);
104 private static PortConfig createPortConfig(long input){
105 final Boolean _portDown = ((input) & (1<<0)) != 0;
106 final Boolean _noRecv = ((input) & (1<<2)) != 0;
107 final Boolean _noFwd = ((input) & (1<<5)) != 0;
108 final Boolean _noPacketIn = ((input) & (1<<6)) != 0;
109 return new PortConfig(_noFwd, _noPacketIn, _noRecv, _portDown);