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