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.api.extensibility.OFDeserializer;
14 import org.opendaylight.openflowjava.util.ByteBufUtils;
15 import org.opendaylight.openflowjava.protocol.api.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.PortConfigV10;
18 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.common.types.rev130731.PortFeaturesV10;
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.PortStateV10;
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 (OpenFlow v1.0)
26 * @author michal.polkorab
28 public class OF10PortStatusMessageFactory implements OFDeserializer<PortStatusMessage> {
30 private static final byte PADDING_IN_PORT_STATUS_HEADER = 7;
33 public PortStatusMessage deserialize(ByteBuf rawMessage) {
34 PortStatusMessageBuilder builder = new PortStatusMessageBuilder();
35 builder.setVersion((short) EncodeConstants.OF10_VERSION_ID);
36 builder.setXid(rawMessage.readUnsignedInt());
37 builder.setReason(PortReason.forValue(rawMessage.readUnsignedByte()));
38 rawMessage.skipBytes(PADDING_IN_PORT_STATUS_HEADER);
39 deserializePort(rawMessage, builder);
40 return builder.build();
43 private static PortStateV10 createPortState(long input){
44 final Boolean _linkDown = ((input) & (1<<0)) != 0;
45 final Boolean _blocked = ((input) & (1<<1)) != 0;
46 final Boolean _live = ((input) & (1<<2)) != 0;
47 final Boolean _stpListen = ((input) & (0<<8)) != 0;
48 final Boolean _stpLearn = ((input) & (1<<8)) != 0;
49 final Boolean _stpForward = ((input) & (1<<9)) != 0; // equals 2 << 8
50 final Boolean _stpBlock = (((input) & (1<<9)) != 0) && (((input) & (1<<8)) != 0); // equals 3 << 8
51 final Boolean _stpMask = ((input) & (1<<10)) != 0; // equals 4 << 8
52 return new PortStateV10(_blocked, _linkDown, _live, _stpBlock, _stpForward, _stpLearn, _stpListen, _stpMask);
55 private static PortConfigV10 createPortConfig(long input){
56 final Boolean _portDown = ((input) & (1<<0)) != 0;
57 final Boolean _noStp = ((input) & (1<<1)) != 0;
58 final Boolean _noRecv = ((input) & (1<<2)) != 0;
59 final Boolean _noRecvStp = ((input) & (1<<3)) != 0;
60 final Boolean _noFlood = ((input) & (1<<4)) != 0;
61 final Boolean _noFwd = ((input) & (1<<5)) != 0;
62 final Boolean _noPacketIn = ((input) & (1<<6)) != 0;
63 return new PortConfigV10(_noFlood, _noFwd, _noPacketIn, _noRecv, _noRecvStp, _noStp, _portDown);
66 private static PortFeaturesV10 createPortFeatures(long input){
67 final Boolean _10mbHd = ((input) & (1<<0)) != 0;
68 final Boolean _10mbFd = ((input) & (1<<1)) != 0;
69 final Boolean _100mbHd = ((input) & (1<<2)) != 0;
70 final Boolean _100mbFd = ((input) & (1<<3)) != 0;
71 final Boolean _1gbHd = ((input) & (1<<4)) != 0;
72 final Boolean _1gbFd = ((input) & (1<<5)) != 0;
73 final Boolean _10gbFd = ((input) & (1<<6)) != 0;
74 final Boolean _copper = ((input) & (1<<7)) != 0;
75 final Boolean _fiber = ((input) & (1<<8)) != 0;
76 final Boolean _autoneg = ((input) & (1<<9)) != 0;
77 final Boolean _pause = ((input) & (1<<10)) != 0;
78 final Boolean _pauseAsym = ((input) & (1<<11)) != 0;
79 return new PortFeaturesV10(_100mbFd, _100mbHd, _10gbFd, _10mbFd, _10mbHd,
80 _1gbFd, _1gbHd, _autoneg, _copper, _fiber, _pause, _pauseAsym);
83 private static void deserializePort(ByteBuf rawMessage, PortStatusMessageBuilder builder) {
84 builder.setPortNo((long) rawMessage.readUnsignedShort());
85 byte[] address = new byte[EncodeConstants.MAC_ADDRESS_LENGTH];
86 rawMessage.readBytes(address);
87 builder.setHwAddr(new MacAddress(ByteBufUtils.macAddressToString(address)));
88 builder.setName(ByteBufUtils.decodeNullTerminatedString(rawMessage, EncodeConstants.MAX_PORT_NAME_LENGTH));
89 builder.setConfigV10(createPortConfig(rawMessage.readUnsignedInt()));
90 builder.setStateV10(createPortState(rawMessage.readUnsignedInt()));
91 builder.setCurrentFeaturesV10(createPortFeatures(rawMessage.readUnsignedInt()));
92 builder.setAdvertisedFeaturesV10(createPortFeatures(rawMessage.readUnsignedInt()));
93 builder.setSupportedFeaturesV10(createPortFeatures(rawMessage.readUnsignedInt()));
94 builder.setPeerFeaturesV10(createPortFeatures(rawMessage.readUnsignedInt()));