openflow-protocol-impl/src/main/java/org/opendaylight/openflowjava/protocol/impl/util/MatchDeserializer.java

   1 /* Copyright (C)2013 Pantheon Technologies, s.r.o. All rights reserved. */\r
   2 package org.opendaylight.openflowjava.protocol.impl.util;\r
   3 \r
   4 import io.netty.buffer.ByteBuf;\r
   5 \r
   6 import java.util.ArrayList;\r
   7 import java.util.List;\r
   8 \r
   9 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.inet.types.rev100924.Dscp;\r
  10 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.inet.types.rev100924.Ipv4Address;\r
  11 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.inet.types.rev100924.Ipv6Address;\r
  12 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.inet.types.rev100924.Ipv6FlowLabel;\r
  13 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.yang.types.rev100924.MacAddress;\r
  14 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.augments.rev131002.BosMatchEntry;\r
  15 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.augments.rev131002.BosMatchEntryBuilder;\r
  16 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.augments.rev131002.DscpMatchEntry;\r
  17 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.augments.rev131002.DscpMatchEntryBuilder;\r
  18 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.augments.rev131002.EcnMatchEntry;\r
  19 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.augments.rev131002.EcnMatchEntryBuilder;\r
  20 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.augments.rev131002.EthTypeMatchEntry;\r
  21 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.augments.rev131002.EthTypeMatchEntryBuilder;\r
  22 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.augments.rev131002.Icmpv4CodeMatchEntry;\r
  23 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.augments.rev131002.Icmpv4CodeMatchEntryBuilder;\r
  24 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.augments.rev131002.Icmpv4TypeMatchEntry;\r
  25 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.augments.rev131002.Icmpv4TypeMatchEntryBuilder;\r
  26 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.augments.rev131002.Icmpv6CodeMatchEntry;\r
  27 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.augments.rev131002.Icmpv6CodeMatchEntryBuilder;\r
  28 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.augments.rev131002.Icmpv6TypeMatchEntry;\r
  29 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.augments.rev131002.Icmpv6TypeMatchEntryBuilder;\r
  30 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.augments.rev131002.Ipv4AddressMatchEntry;\r
  31 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.augments.rev131002.Ipv4AddressMatchEntryBuilder;\r
  32 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.augments.rev131002.Ipv6AddressMatchEntry;\r
  33 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.augments.rev131002.Ipv6AddressMatchEntryBuilder;\r
  34 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.augments.rev131002.Ipv6FlabelMatchEntry;\r
  35 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.augments.rev131002.Ipv6FlabelMatchEntryBuilder;\r
  36 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.augments.rev131002.IsidMatchEntry;\r
  37 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.augments.rev131002.IsidMatchEntryBuilder;\r
  38 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.augments.rev131002.MacAddressMatchEntry;\r
  39 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.augments.rev131002.MacAddressMatchEntryBuilder;\r
  40 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.augments.rev131002.MaskMatchEntry;\r
  41 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.augments.rev131002.MaskMatchEntryBuilder;\r
  42 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.augments.rev131002.MetadataMatchEntry;\r
  43 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.augments.rev131002.MetadataMatchEntryBuilder;\r
  44 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.augments.rev131002.MplsLabelMatchEntry;\r
  45 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.augments.rev131002.MplsLabelMatchEntryBuilder;\r
  46 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.augments.rev131002.OpCodeMatchEntry;\r
  47 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.augments.rev131002.OpCodeMatchEntryBuilder;\r
  48 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.augments.rev131002.PortMatchEntry;\r
  49 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.augments.rev131002.PortMatchEntryBuilder;\r
  50 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.augments.rev131002.PortNumberMatchEntry;\r
  51 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.augments.rev131002.PortNumberMatchEntryBuilder;\r
  52 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.augments.rev131002.ProtocolNumberMatchEntry;\r
  53 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.augments.rev131002.ProtocolNumberMatchEntryBuilder;\r
  54 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.augments.rev131002.PseudoFieldMatchEntry;\r
  55 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.augments.rev131002.PseudoFieldMatchEntry.PseudoField;\r
  56 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.augments.rev131002.PseudoFieldMatchEntryBuilder;\r
  57 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.augments.rev131002.TcMatchEntry;\r
  58 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.augments.rev131002.TcMatchEntryBuilder;\r
  59 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.augments.rev131002.VlanPcpMatchEntry;\r
  60 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.augments.rev131002.VlanPcpMatchEntryBuilder;\r
  61 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.augments.rev131002.VlanVidMatchEntry;\r
  62 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.augments.rev131002.VlanVidMatchEntryBuilder;\r
  63 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.common.types.rev130731.EtherType;\r
  64 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.common.types.rev130731.PortNumber;\r
  65 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.common.types.rev130731.StandardMatchType;\r
  66 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.oxm.rev130731.ArpOp;\r
  67 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.oxm.rev130731.ArpSha;\r
  68 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.oxm.rev130731.ArpSpa;\r
  69 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.oxm.rev130731.ArpTha;\r
  70 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.oxm.rev130731.ArpTpa;\r
  71 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.oxm.rev130731.EthDst;\r
  72 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.oxm.rev130731.EthSrc;\r
  73 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.oxm.rev130731.EthType;\r
  74 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.oxm.rev130731.ExperimenterClass;\r
  75 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.oxm.rev130731.Icmpv4Code;\r
  76 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.oxm.rev130731.Icmpv4Type;\r
  77 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.oxm.rev130731.Icmpv6Code;\r
  78 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.oxm.rev130731.Icmpv6Type;\r
  79 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.oxm.rev130731.InPhyPort;\r
  80 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.oxm.rev130731.InPort;\r
  81 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.oxm.rev130731.IpDscp;\r
  82 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.oxm.rev130731.IpEcn;\r
  83 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.oxm.rev130731.IpProto;\r
  84 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.oxm.rev130731.Ipv4Dst;\r
  85 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.oxm.rev130731.Ipv4Src;\r
  86 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.oxm.rev130731.Ipv6Dst;\r
  87 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.oxm.rev130731.Ipv6Exthdr;\r
  88 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.oxm.rev130731.Ipv6Flabel;\r
  89 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.oxm.rev130731.Ipv6NdSll;\r
  90 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.oxm.rev130731.Ipv6NdTarget;\r
  91 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.oxm.rev130731.Ipv6NdTll;\r
  92 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.oxm.rev130731.Ipv6Src;\r
  93 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.oxm.rev130731.Metadata;\r
  94 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.oxm.rev130731.MplsBos;\r
  95 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.oxm.rev130731.MplsLabel;\r
  96 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.oxm.rev130731.MplsTc;\r
  97 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.oxm.rev130731.Nxm0Class;\r
  98 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.oxm.rev130731.Nxm1Class;\r
  99 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.oxm.rev130731.OpenflowBasicClass;\r
 100 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.oxm.rev130731.OxmMatchType;\r
 101 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.oxm.rev130731.PbbIsid;\r
 102 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.oxm.rev130731.SctpDst;\r
 103 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.oxm.rev130731.SctpSrc;\r
 104 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.oxm.rev130731.TcpDst;\r
 105 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.oxm.rev130731.TcpSrc;\r
 106 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.oxm.rev130731.TunnelId;\r
 107 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.oxm.rev130731.UdpDst;\r
 108 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.oxm.rev130731.UdpSrc;\r
 109 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.oxm.rev130731.VlanPcp;\r
 110 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.oxm.rev130731.VlanVid;\r
 111 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.oxm.rev130731.oxm.fields.MatchEntries;\r
 112 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.oxm.rev130731.oxm.fields.MatchEntriesBuilder;\r
 113 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.protocol.rev130731.match.grouping.Match;\r
 114 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.protocol.rev130731.match.grouping.MatchBuilder;\r
 115 import org.slf4j.Logger;\r
 116 import org.slf4j.LoggerFactory;\r
 117 \r
 118 import com.google.common.base.Joiner;\r
 119 \r
 120 /**\r
 121  * Class for easy creation of matches\r
 122  * @author timotej.kubas\r
 123  * @author michal.polkorab\r
 124  */\r
 125 public abstract class MatchDeserializer {\r
 126     private static final Logger LOGGER = LoggerFactory.getLogger(MatchDeserializer.class);\r
 127     private static final byte SIZE_OF_LONG_IN_BYTES = Long.SIZE / Byte.SIZE;\r
 128     private static final byte SIZE_OF_INT_IN_BYTES = Integer.SIZE / Byte.SIZE;\r
 129     private static final byte SIZE_OF_SHORT_IN_BYTES = Short.SIZE / Byte.SIZE;\r
 130     private static final byte SIZE_OF_BYTE_IN_BYTES = Byte.SIZE / Byte.SIZE;\r
 131     private static final byte SIZE_OF_IPV6_ADDRESS_IN_BYTES = (8 * Short.SIZE) / Byte.SIZE;\r
 132     private static List<MatchEntries> matchEntriesList = new ArrayList<>();\r
 133     private static MatchEntriesBuilder matchEntriesBuilder = new MatchEntriesBuilder(); \r
 134     \r
 135     /**\r
 136      * Creates match\r
 137      * @param in inputu ByteBuf\r
 138      * @return ofp_match\r
 139      */\r
 140     public static Match createMatch(ByteBuf in) {\r
 141         if (in.readableBytes() > 0) {\r
 142             final byte PADDING_IN_MATCH = 4;\r
 143             MatchBuilder builder = new MatchBuilder();\r
 144             int type = in.readUnsignedShort();\r
 145             int length = in.readUnsignedShort();\r
 146             switch (type) {\r
 147             case 0:\r
 148                 builder.setType(StandardMatchType.class);\r
 149                 builder.setMatchEntries(createMatchEntries(in, length - 2 * Short.SIZE));\r
 150                 break;\r
 151             case 1:\r
 152                 builder.setType(OxmMatchType.class);\r
 153                 builder.setMatchEntries(createMatchEntries(in, length - 2 * Short.SIZE));\r
 154                 break;\r
 155             default:\r
 156                 break;\r
 157             }\r
 158             in.skipBytes(PADDING_IN_MATCH);\r
 159             return builder.build();\r
 160         }\r
 161         return null;\r
 162     }\r
 163     \r
 164     /**\r
 165      * @param in input ByteBuf\r
 166      * @param matchArrayLength to infer size of array\r
 167      * @return MatchEntriesList\r
 168      */\r
 169     public static List<MatchEntries> createMatchEntries(ByteBuf in, int matchArrayLength) {\r
 170         int currMatchLength = 0;\r
 171         while(currMatchLength < matchArrayLength) {\r
 172             switch (in.readUnsignedShort()) { \r
 173             case 0x0000:\r
 174                         matchEntriesBuilder.setOxmClass(Nxm0Class.class);\r
 175                         break;\r
 176             case 0x0001:\r
 177                         matchEntriesBuilder.setOxmClass(Nxm1Class.class);\r
 178                         break;\r
 179             case 0x8000:\r
 180                         matchEntriesBuilder.setOxmClass(OpenflowBasicClass.class);\r
 181                         break;\r
 182             case 0xFFFF:\r
 183                         matchEntriesBuilder.setOxmClass(ExperimenterClass.class);\r
 184                         break;\r
 185             default:\r
 186                         break;\r
 187             }\r
 188 \r
 189             int matchField = in.readUnsignedByte() >>> 1;\r
 190             short matchEntryLength = in.readUnsignedByte();\r
 191             currMatchLength = currMatchLength + SIZE_OF_SHORT_IN_BYTES + (2 * SIZE_OF_BYTE_IN_BYTES) + matchEntryLength;\r
 192             \r
 193             switch(matchField) {\r
 194             case 0: \r
 195                 matchEntriesBuilder.setOxmMatchField(InPort.class);\r
 196                 PortNumberMatchEntryBuilder port = new PortNumberMatchEntryBuilder();\r
 197                 port.setPortNumber(new PortNumber(in.readUnsignedInt())); \r
 198                 matchEntriesBuilder.addAugmentation(PortNumberMatchEntry.class, port.build());\r
 199                 break;\r
 200             case 1:\r
 201                 matchEntriesBuilder.setOxmMatchField(InPhyPort.class);\r
 202                 PortNumberMatchEntryBuilder phyPort = new PortNumberMatchEntryBuilder();\r
 203                 phyPort.setPortNumber(new PortNumber(in.readUnsignedInt())); \r
 204                 matchEntriesBuilder.addAugmentation(PortNumberMatchEntry.class, phyPort.build());\r
 205                 break;\r
 206             case 2:\r
 207                 matchEntriesBuilder.setOxmMatchField(Metadata.class);\r
 208                 currMatchLength = matchEntryLength;\r
 209                 addMetadataAugmentation(matchEntriesBuilder, in);\r
 210                 matchEntryLength -= SIZE_OF_LONG_IN_BYTES;\r
 211                 if (matchEntryLength > 0) {\r
 212                     addMaskAugmentation(matchEntriesBuilder, in, matchEntryLength);\r
 213                 }\r
 214                 break;\r
 215             case 3:\r
 216                 matchEntriesBuilder.setOxmMatchField(EthDst.class);\r
 217                 addMacAddressAugmentation(matchEntriesBuilder, in);\r
 218                 matchEntryLength -= SIZE_OF_LONG_IN_BYTES;\r
 219                 if (matchEntryLength > 0) {\r
 220                     addMaskAugmentation(matchEntriesBuilder, in, matchEntryLength);\r
 221                 }\r
 222                 break;\r
 223             case 4:\r
 224                 matchEntriesBuilder.setOxmMatchField(EthSrc.class);\r
 225                 addMacAddressAugmentation(matchEntriesBuilder, in);\r
 226                 matchEntryLength -= SIZE_OF_LONG_IN_BYTES;\r
 227                 if (matchEntryLength > 0) {\r
 228                     addMaskAugmentation(matchEntriesBuilder, in, matchEntryLength);\r
 229                 }\r
 230                 break;\r
 231             case 5:\r
 232                 matchEntriesBuilder.setOxmMatchField(EthType.class);\r
 233                 EthTypeMatchEntryBuilder ethertypeBuilder = new EthTypeMatchEntryBuilder();\r
 234                 ethertypeBuilder.setEthType(new EtherType(in.readUnsignedShort()));\r
 235                 matchEntriesBuilder.addAugmentation(EthTypeMatchEntry.class, ethertypeBuilder.build());\r
 236                 break;\r
 237             case 6:\r
 238                 matchEntriesBuilder.setOxmMatchField(VlanVid.class);\r
 239                 VlanVidMatchEntryBuilder vlanVidBuilder = new VlanVidMatchEntryBuilder();\r
 240                 int vidEntryValue = in.readUnsignedShort(); \r
 241                 vlanVidBuilder.setCfiBit((vidEntryValue & 1) != 0);\r
 242                 vlanVidBuilder.setVlanVid(vidEntryValue >> 1);\r
 243                 matchEntriesBuilder.addAugmentation(VlanVidMatchEntry.class, vlanVidBuilder.build());\r
 244                 matchEntryLength -= SIZE_OF_SHORT_IN_BYTES;\r
 245                 if (matchEntryLength > 0) {\r
 246                     addMaskAugmentation(matchEntriesBuilder, in, matchEntryLength);\r
 247                 }\r
 248                 break;\r
 249             case 7:\r
 250                 matchEntriesBuilder.setOxmMatchField(VlanPcp.class);\r
 251                 VlanPcpMatchEntryBuilder vlanPcpBuilder = new VlanPcpMatchEntryBuilder();\r
 252                 vlanPcpBuilder.setVlanPcp(in.readUnsignedByte());\r
 253                 matchEntriesBuilder.addAugmentation(VlanPcpMatchEntry.class, vlanPcpBuilder.build());\r
 254                 break;\r
 255             case 8:\r
 256                 matchEntriesBuilder.setOxmMatchField(IpDscp.class);\r
 257                 DscpMatchEntryBuilder dscpBuilder = new DscpMatchEntryBuilder();\r
 258                 dscpBuilder.setDscp(new Dscp(in.readUnsignedByte()));\r
 259                 matchEntriesBuilder.addAugmentation(DscpMatchEntry.class, dscpBuilder.build());\r
 260                 break;\r
 261             case 9:\r
 262                 matchEntriesBuilder.setOxmMatchField(IpEcn.class);\r
 263                 EcnMatchEntryBuilder ecnBuilder = new EcnMatchEntryBuilder();\r
 264                 ecnBuilder.setEcn(in.readUnsignedByte());\r
 265                 matchEntriesBuilder.addAugmentation(EcnMatchEntry.class, ecnBuilder.build());\r
 266                 break;\r
 267             case 10:\r
 268                 matchEntriesBuilder.setOxmMatchField(IpProto.class);\r
 269                 ProtocolNumberMatchEntryBuilder protoNumberBuilder = new ProtocolNumberMatchEntryBuilder();\r
 270                 protoNumberBuilder.setProtocolNumber(in.readUnsignedByte());\r
 271                 matchEntriesBuilder.addAugmentation(ProtocolNumberMatchEntry.class, protoNumberBuilder.build());\r
 272                 break;\r
 273             case 11:\r
 274                 matchEntriesBuilder.setOxmMatchField(Ipv4Src.class);\r
 275                 // TODO - ipv4address - check format with tests\r
 276                 LOGGER.warn("IPV4address(ipv4src): received but possible wrong deserialization");\r
 277                 addIpv4AddressAugmentation(matchEntriesBuilder, in);\r
 278                 matchEntryLength -= SIZE_OF_INT_IN_BYTES;\r
 279                 if (matchEntryLength > 0) {\r
 280                     addMaskAugmentation(matchEntriesBuilder, in, matchEntryLength);\r
 281                 }\r
 282                 break;\r
 283             case 12:\r
 284                 matchEntriesBuilder.setOxmMatchField(Ipv4Dst.class);\r
 285                 // TODO - ipv4address - check format with tests\r
 286                 LOGGER.warn("IPV4address(ipv4dst): received but possible wrong deserialization");\r
 287                 addIpv4AddressAugmentation(matchEntriesBuilder, in);\r
 288                 matchEntryLength -= SIZE_OF_INT_IN_BYTES;\r
 289                 if (matchEntryLength > 0) {\r
 290                     addMaskAugmentation(matchEntriesBuilder, in, matchEntryLength);\r
 291                 }\r
 292                 break;\r
 293             case 13:\r
 294                 matchEntriesBuilder.setOxmMatchField(TcpSrc.class);\r
 295                 addPortAugmentation(null, in);\r
 296                 break;\r
 297             case 14:\r
 298                 matchEntriesBuilder.setOxmMatchField(TcpDst.class);\r
 299                 addPortAugmentation(null, in);\r
 300                 break;\r
 301             case 15:\r
 302                 matchEntriesBuilder.setOxmMatchField(UdpSrc.class);\r
 303                 addPortAugmentation(null, in);\r
 304                 break;\r
 305             case 16:\r
 306                 matchEntriesBuilder.setOxmMatchField(UdpDst.class);\r
 307                 addPortAugmentation(null, in);\r
 308                 break;\r
 309             case 17:\r
 310                 matchEntriesBuilder.setOxmMatchField(SctpSrc.class);\r
 311                 addPortAugmentation(null, in);\r
 312                 break;\r
 313             case 18:\r
 314                 matchEntriesBuilder.setOxmMatchField(SctpDst.class);\r
 315                 addPortAugmentation(null, in);\r
 316                 break;\r
 317             case 19:\r
 318                 matchEntriesBuilder.setOxmMatchField(Icmpv4Type.class);\r
 319                 Icmpv4TypeMatchEntryBuilder icmpv4TypeBuilder = new Icmpv4TypeMatchEntryBuilder();\r
 320                 icmpv4TypeBuilder.setIcmpv4Type(in.readUnsignedByte());\r
 321                 matchEntriesBuilder.addAugmentation(Icmpv4TypeMatchEntry.class, icmpv4TypeBuilder.build());\r
 322                 break;\r
 323             case 20:\r
 324                 matchEntriesBuilder.setOxmMatchField(Icmpv4Code.class);\r
 325                 Icmpv4CodeMatchEntryBuilder icmpv4CodeBuilder = new Icmpv4CodeMatchEntryBuilder();\r
 326                 icmpv4CodeBuilder.setIcmpv4Code(in.readUnsignedByte());\r
 327                 matchEntriesBuilder.addAugmentation(Icmpv4CodeMatchEntry.class, icmpv4CodeBuilder.build());\r
 328                 break;\r
 329             case 21:\r
 330                 matchEntriesBuilder.setOxmMatchField(ArpOp.class);\r
 331                 OpCodeMatchEntryBuilder opcodeBuilder = new OpCodeMatchEntryBuilder();\r
 332                 opcodeBuilder.setOpCode(in.readUnsignedShort());\r
 333                 matchEntriesBuilder.addAugmentation(OpCodeMatchEntry.class, opcodeBuilder.build());\r
 334                 break;\r
 335             case 22:\r
 336                 matchEntriesBuilder.setOxmMatchField(ArpSpa.class);\r
 337                 // TODO - ipv4address - check format with tests\r
 338                 LOGGER.warn("IPV4address(arpspa): received but possible wrong deserialization");\r
 339                 addIpv4AddressAugmentation(matchEntriesBuilder, in);\r
 340                 matchEntryLength -= SIZE_OF_INT_IN_BYTES;\r
 341                 if (matchEntryLength > 0) {\r
 342                     addMaskAugmentation(matchEntriesBuilder, in, matchEntryLength);\r
 343                 }\r
 344                 break;\r
 345             case 23:\r
 346                 matchEntriesBuilder.setOxmMatchField(ArpTpa.class);\r
 347                 // TODO - ipv4address - check format with tests\r
 348                 LOGGER.warn("IPV4address(arptpa): received but possible wrong deserialization");\r
 349                 addIpv4AddressAugmentation(matchEntriesBuilder, in);\r
 350                 matchEntryLength -= SIZE_OF_INT_IN_BYTES;\r
 351                 if (matchEntryLength > 0) {\r
 352                     addMaskAugmentation(matchEntriesBuilder, in, matchEntryLength);\r
 353                 }\r
 354                 break;\r
 355             case 24:\r
 356                 matchEntriesBuilder.setOxmMatchField(ArpSha.class);\r
 357                 addMacAddressAugmentation(matchEntriesBuilder, in);\r
 358                 matchEntryLength -= SIZE_OF_LONG_IN_BYTES;\r
 359                 if (matchEntryLength > 0) {\r
 360                     addMaskAugmentation(matchEntriesBuilder, in, matchEntryLength);\r
 361                 }\r
 362                 break;\r
 363             case 25:\r
 364                 matchEntriesBuilder.setOxmMatchField(ArpTha.class);\r
 365                 addMacAddressAugmentation(matchEntriesBuilder, in);\r
 366                 matchEntryLength -= SIZE_OF_LONG_IN_BYTES;\r
 367                 if (matchEntryLength > 0) {\r
 368                     addMaskAugmentation(matchEntriesBuilder, in, matchEntryLength);\r
 369                 }\r
 370                 break;\r
 371             case 26:\r
 372                 matchEntriesBuilder.setOxmMatchField(Ipv6Src.class);\r
 373                 // TODO - ipv6address - check format with tests\r
 374                 LOGGER.warn("IPV6address(Ipv6Src): received but possible wrong deserialization");\r
 375                 addIpv6AddressAugmentation(matchEntriesBuilder, in);\r
 376                 matchEntryLength -= SIZE_OF_IPV6_ADDRESS_IN_BYTES;\r
 377                 if (matchEntryLength > 0) {\r
 378                     addMaskAugmentation(matchEntriesBuilder, in, matchEntryLength);\r
 379                 }\r
 380                 break;\r
 381             case 27:\r
 382                 matchEntriesBuilder.setOxmMatchField(Ipv6Dst.class);\r
 383                 // TODO - ipv6address - check format with tests\r
 384                 LOGGER.warn("IPV6address(Ipv6Dst): received but possible wrong deserialization");\r
 385                 addIpv6AddressAugmentation(matchEntriesBuilder, in);\r
 386                 matchEntryLength -= SIZE_OF_IPV6_ADDRESS_IN_BYTES;\r
 387                 if (matchEntryLength > 0) {\r
 388                     addMaskAugmentation(matchEntriesBuilder, in, matchEntryLength);\r
 389                 }\r
 390                 break;\r
 391             case 28:\r
 392                 matchEntriesBuilder.setOxmMatchField(Ipv6Flabel.class);\r
 393                 Ipv6FlabelMatchEntryBuilder ipv6FlabelBuilder = new Ipv6FlabelMatchEntryBuilder();\r
 394                 ipv6FlabelBuilder.setIpv6Flabel(new Ipv6FlowLabel(in.readUnsignedInt()));\r
 395                 matchEntriesBuilder.addAugmentation(Ipv6FlabelMatchEntry.class, ipv6FlabelBuilder.build());\r
 396                 matchEntryLength -= SIZE_OF_INT_IN_BYTES;\r
 397                 if (matchEntryLength > 0) {\r
 398                     addMaskAugmentation(matchEntriesBuilder, in, matchEntryLength);\r
 399                 }\r
 400                 break;\r
 401             case 29:\r
 402                 matchEntriesBuilder.setOxmMatchField(Icmpv6Type.class);\r
 403                 Icmpv6TypeMatchEntryBuilder icmpv6TypeBuilder = new Icmpv6TypeMatchEntryBuilder();\r
 404                 icmpv6TypeBuilder.setIcmpv6Type(in.readUnsignedByte());\r
 405                 matchEntriesBuilder.addAugmentation(Icmpv6TypeMatchEntry.class, icmpv6TypeBuilder.build());\r
 406                 break;\r
 407             case 30:\r
 408                 matchEntriesBuilder.setOxmMatchField(Icmpv6Code.class);\r
 409                 Icmpv6CodeMatchEntryBuilder icmpv6CodeBuilder = new Icmpv6CodeMatchEntryBuilder();\r
 410                 icmpv6CodeBuilder.setIcmpv6Code(in.readUnsignedByte());\r
 411                 matchEntriesBuilder.addAugmentation(Icmpv6CodeMatchEntry.class, icmpv6CodeBuilder.build());\r
 412                 break;\r
 413             case 31:\r
 414                 matchEntriesBuilder.setOxmMatchField(Ipv6NdTarget.class);\r
 415                 // TODO - ipv6address - check format with tests\r
 416                 LOGGER.warn("IPV6address(Ipv6NdTarget): received but possible wrong deserialization");\r
 417                 addIpv6AddressAugmentation(matchEntriesBuilder, in);\r
 418                 break;\r
 419             case 32:\r
 420                 matchEntriesBuilder.setOxmMatchField(Ipv6NdSll.class);\r
 421                 addMacAddressAugmentation(matchEntriesBuilder, in);\r
 422                 break;\r
 423             case 33:\r
 424                 matchEntriesBuilder.setOxmMatchField(Ipv6NdTll.class);\r
 425                 addMacAddressAugmentation(matchEntriesBuilder, in);\r
 426                 break;\r
 427             case 34:\r
 428                 matchEntriesBuilder.setOxmMatchField(MplsLabel.class);\r
 429                 MplsLabelMatchEntryBuilder mplsLabelBuilder = new MplsLabelMatchEntryBuilder();\r
 430                 mplsLabelBuilder.setMplsLabel(in.readUnsignedInt());\r
 431                 matchEntriesBuilder.addAugmentation(MplsLabelMatchEntry.class, mplsLabelBuilder.build());\r
 432                 break;\r
 433             case 35:\r
 434                 matchEntriesBuilder.setOxmMatchField(MplsTc.class);\r
 435                 TcMatchEntryBuilder tcBuilder = new TcMatchEntryBuilder();\r
 436                 tcBuilder.setTc(in.readUnsignedByte());\r
 437                 matchEntriesBuilder.addAugmentation(TcMatchEntry.class, tcBuilder.build());\r
 438                 break;\r
 439             case 36:\r
 440                 matchEntriesBuilder.setOxmMatchField(MplsBos.class);\r
 441                 BosMatchEntryBuilder bosBuilder = new BosMatchEntryBuilder();\r
 442                 if (in.readUnsignedByte() != 0) {\r
 443                     bosBuilder.setBos(true);\r
 444                 } else {\r
 445                     bosBuilder.setBos(false);\r
 446                 }\r
 447                 matchEntriesBuilder.addAugmentation(BosMatchEntry.class, bosBuilder.build());\r
 448                 break;\r
 449             case 37:\r
 450                 matchEntriesBuilder.setOxmMatchField(PbbIsid.class);\r
 451                 IsidMatchEntryBuilder isidBuilder = new IsidMatchEntryBuilder();\r
 452                 isidBuilder.setIsid(in.readUnsignedInt());\r
 453                 matchEntriesBuilder.addAugmentation(IsidMatchEntry.class, isidBuilder.build());\r
 454                 matchEntryLength -= SIZE_OF_INT_IN_BYTES;\r
 455                 if (matchEntryLength > 0) {\r
 456                     addMaskAugmentation(matchEntriesBuilder, in, matchEntryLength);\r
 457                 }\r
 458                 break;\r
 459             case 38:\r
 460                 matchEntriesBuilder.setOxmMatchField(TunnelId.class);\r
 461                 addMetadataAugmentation(matchEntriesBuilder, in);\r
 462                 matchEntryLength -= SIZE_OF_LONG_IN_BYTES;\r
 463                 if (matchEntryLength > 0) {\r
 464                     addMaskAugmentation(matchEntriesBuilder, in, matchEntryLength);\r
 465                 }\r
 466                 break;\r
 467             case 39:\r
 468                 matchEntriesBuilder.setOxmMatchField(Ipv6Exthdr.class);\r
 469                 PseudoFieldMatchEntryBuilder pseudoBuilder = new PseudoFieldMatchEntryBuilder();\r
 470                 int bitmap = in.readUnsignedShort();\r
 471                 final Boolean NONEXT = ((bitmap) & (1<<0)) != 0;\r
 472                 final Boolean ESP = ((bitmap) & (1<<1)) != 0;\r
 473                 final Boolean AUTH = ((bitmap) & (1<<2)) != 0;\r
 474                 final Boolean DEST = ((bitmap) & (1<<3)) != 0;\r
 475                 final Boolean FRAG = ((bitmap) & (1<<4)) != 0;\r
 476                 final Boolean ROUTER = ((bitmap) & (1<<5)) != 0;\r
 477                 final Boolean HOP = ((bitmap) & (1<<6)) != 0;\r
 478                 final Boolean UNREP = ((bitmap) & (1<<7)) != 0;\r
 479                 final Boolean UNSEQ = ((bitmap) & (1<<8)) != 0;\r
 480                 pseudoBuilder.setPseudoField(new PseudoField(AUTH, DEST, ESP, FRAG, HOP, NONEXT, ROUTER, UNREP, UNSEQ));\r
 481                 matchEntriesBuilder.addAugmentation(PseudoFieldMatchEntry.class, pseudoBuilder.build());\r
 482                 matchEntryLength -= SIZE_OF_SHORT_IN_BYTES;\r
 483                 if (matchEntryLength > 0) {\r
 484                     addMaskAugmentation(matchEntriesBuilder, in, matchEntryLength);\r
 485                 }\r
 486                 break;\r
 487             default: \r
 488                 break;\r
 489             }\r
 490           matchEntriesList.add(matchEntriesBuilder.build());\r
 491         }\r
 492         \r
 493         return matchEntriesList;\r
 494     }\r
 495 \r
 496     private static void addMaskAugmentation(MatchEntriesBuilder builder, ByteBuf in, int matchEntryLength) {\r
 497 //         TODO - check if matchEntryLength is in bytes\r
 498         MaskMatchEntryBuilder maskBuilder = new MaskMatchEntryBuilder();\r
 499         byte[] mask = new byte[matchEntryLength];\r
 500         in.readBytes(mask);\r
 501         maskBuilder.setMask(mask);\r
 502         builder.addAugmentation(MaskMatchEntry.class, maskBuilder.build());\r
 503     }\r
 504 \r
 505     private static void addIpv6AddressAugmentation(MatchEntriesBuilder builder, ByteBuf in) {\r
 506         final byte GROUPS_IN_IPV6_ADDRESS = 8;\r
 507         Ipv6AddressMatchEntryBuilder ipv6AddressBuilder = new Ipv6AddressMatchEntryBuilder();\r
 508         List<String> groups = new ArrayList<>();\r
 509         for (int i = 0; i < GROUPS_IN_IPV6_ADDRESS; i++) {\r
 510             groups.add(String.format("X", in.readUnsignedShort()));\r
 511         }\r
 512         Joiner joiner = Joiner.on(":");\r
 513         ipv6AddressBuilder.setIpv6Address(new Ipv6Address(joiner.join(groups)));\r
 514         builder.addAugmentation(Ipv6AddressMatchEntry.class, ipv6AddressBuilder.build());\r
 515     }\r
 516     \r
 517     private static void addMetadataAugmentation(MatchEntriesBuilder builder, ByteBuf in) {\r
 518         MetadataMatchEntryBuilder metadata = new MetadataMatchEntryBuilder();\r
 519         byte[] metadataBytes = new byte[Long.SIZE/Byte.SIZE];\r
 520         in.readBytes(metadataBytes);\r
 521         metadata.setMetadata(metadataBytes); \r
 522         builder.addAugmentation(MetadataMatchEntry.class, metadata.build());\r
 523     }\r
 524 \r
 525     private static void addIpv4AddressAugmentation(MatchEntriesBuilder builder, ByteBuf in) {\r
 526         final byte GROUPS_IN_IPV4_ADDRESS = 4;\r
 527         Ipv4AddressMatchEntryBuilder ipv4AddressBuilder = new Ipv4AddressMatchEntryBuilder();\r
 528         List<String> groups = new ArrayList<>();\r
 529         for (int i = 0; i < GROUPS_IN_IPV4_ADDRESS; i++) {\r
 530             groups.add(Short.toString(in.readUnsignedByte()));\r
 531         }\r
 532         Joiner joiner = Joiner.on(".");\r
 533         ipv4AddressBuilder.setIpv4Address(new Ipv4Address(joiner.join(groups)));\r
 534         builder.addAugmentation(Ipv4AddressMatchEntry.class, ipv4AddressBuilder.build());\r
 535     }\r
 536 \r
 537     private static void addMacAddressAugmentation(MatchEntriesBuilder builder, ByteBuf in) {\r
 538         MacAddressMatchEntryBuilder macAddress = new MacAddressMatchEntryBuilder();\r
 539         StringBuffer macToString = new StringBuffer();\r
 540         final int macAddressLength = 6;\r
 541         for(int i=0; i<macAddressLength ; i++){\r
 542             short mac = 0;\r
 543             mac = in.readUnsignedByte();\r
 544             macToString.append(String.format("%02X", mac));\r
 545         }\r
 546         macAddress.setMacAddress(new MacAddress(macToString.toString())); \r
 547         builder.addAugmentation(MacAddressMatchEntry.class, macAddress.build());\r
 548     }\r
 549     \r
 550     private static void addPortAugmentation(MatchEntriesBuilder builder, ByteBuf in) {\r
 551         PortMatchEntryBuilder portBuilder = new PortMatchEntryBuilder();\r
 552         portBuilder.setPort(new org.opendaylight.yang.gen.v1.urn.ietf.params.\r
 553                 xml.ns.yang.ietf.inet.types.rev100924.PortNumber(in.readUnsignedShort()));\r
 554         builder.addAugmentation(PortMatchEntry.class, portBuilder.build());\r
 555     }\r
 556 }\r