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gerrit.onosproject.org / onos / 5e65e2cc138064f16faeb96dc78d1586181f5116 / . / protocols / isis / isisio / src / main / java / org / onosproject / isis / io / isispacket / tlv / TlvFinder.java
blob: e1fcbdf47e0d70b800658d45327e59ecf819fb2c [file] [log] [blame]
mohamed rahile04626f2016-04-05 20:42:53 +0530[diff] [blame]1/*
Brian O'Connor5ab426f2016-04-09 01:19:45 -0700[diff] [blame]2 * Copyright 2016-present Open Networking Laboratory
mohamed rahile04626f2016-04-05 20:42:53 +0530[diff] [blame]3 *
4 * Licensed under the Apache License, Version 2.0 (the "License");
5 * you may not use this file except in compliance with the License.
6 * You may obtain a copy of the License at
7 *
8 * http://www.apache.org/licenses/LICENSE-2.0
9 *
10 * Unless required by applicable law or agreed to in writing, software
11 * distributed under the License is distributed on an "AS IS" BASIS,
12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13 * See the License for the specific language governing permissions and
14 * limitations under the License.
15 */
16package org.onosproject.isis.io.isispacket.tlv;
17
sunishvka1dfc3e2016-04-16 12:24:47 +0530[diff] [blame]18import org.jboss.netty.buffer.ChannelBuffer;
mohamed rahile04626f2016-04-05 20:42:53 +0530[diff] [blame]19
20/**
sunishvka1dfc3e2016-04-16 12:24:47 +0530[diff] [blame]21 * Representation of TLV Finder.
mohamed rahile04626f2016-04-05 20:42:53 +0530[diff] [blame]22 */
23public class TlvFinder extends TlvHeader {
24
25 /**
sunishvka1dfc3e2016-04-16 12:24:47 +0530[diff] [blame]26 * Sets the value for TLV header.
mohamed rahile04626f2016-04-05 20:42:53 +0530[diff] [blame]27 *
sunishvka1dfc3e2016-04-16 12:24:47 +0530[diff] [blame]28 * @param tlvHeader tlvHeader
29 * @param channelBuffer byteBuf
30 * @return isisTlv
mohamed rahile04626f2016-04-05 20:42:53 +0530[diff] [blame]31 */
sunishvka1dfc3e2016-04-16 12:24:47 +0530[diff] [blame]32 public static IsisTlv findTlv(TlvHeader tlvHeader, ChannelBuffer channelBuffer) {
mohamed rahile04626f2016-04-05 20:42:53 +0530[diff] [blame]33
34 IsisTlv isisTlv = null;
sunishvka1dfc3e2016-04-16 12:24:47 +0530[diff] [blame]35 switch (TlvType.get(tlvHeader.tlvType())) {
36 case AREAADDRESS:
mohamed rahile04626f2016-04-05 20:42:53 +0530[diff] [blame]37 AreaAddressTlv areaAddressTlv = new AreaAddressTlv(tlvHeader);
sunishvka1dfc3e2016-04-16 12:24:47 +0530[diff] [blame]38 areaAddressTlv.readFrom(channelBuffer);
mohamed rahile04626f2016-04-05 20:42:53 +0530[diff] [blame]39 isisTlv = areaAddressTlv;
40 break;
sunishvka1dfc3e2016-04-16 12:24:47 +0530[diff] [blame]41 case AUTHENTICATION:
42 //TODO
43 break;
44 case EXTENDEDISREACHABILITY:
45 //TODO
46 break;
47 case IDRPINFORMATION:
48 IdrpInformationTlv idrpInformationTlv = new IdrpInformationTlv(tlvHeader);
49 idrpInformationTlv.readFrom(channelBuffer);
50 isisTlv = idrpInformationTlv;
51 break;
52 case IPEXTENDEDREACHABILITY:
53 IpExtendedReachabilityTlv iperTlv = new IpExtendedReachabilityTlv(tlvHeader);
54 iperTlv.readFrom(channelBuffer);
55 isisTlv = iperTlv;
56 break;
57 case IPINTERFACEADDRESS:
mohamed rahile04626f2016-04-05 20:42:53 +0530[diff] [blame]58 IpInterfaceAddressTlv ipTlv = new IpInterfaceAddressTlv(tlvHeader);
sunishvka1dfc3e2016-04-16 12:24:47 +0530[diff] [blame]59 ipTlv.readFrom(channelBuffer);
mohamed rahile04626f2016-04-05 20:42:53 +0530[diff] [blame]60 isisTlv = ipTlv;
61 break;
sunishvka1dfc3e2016-04-16 12:24:47 +0530[diff] [blame]62 case IPINTERNALREACHABILITY:
63 IpInternalReachabilityTlv iprTlv = new IpInternalReachabilityTlv(tlvHeader);
64 iprTlv.readFrom(channelBuffer);
65 isisTlv = iprTlv;
66 break;
67 case ISALIAS:
68 break;
69 case PROTOCOLSUPPORTED:
mohamed rahile04626f2016-04-05 20:42:53 +0530[diff] [blame]70 ProtocolSupportedTlv psTlv = new ProtocolSupportedTlv(tlvHeader);
sunishvka1dfc3e2016-04-16 12:24:47 +0530[diff] [blame]71 psTlv.readFrom(channelBuffer);
mohamed rahile04626f2016-04-05 20:42:53 +0530[diff] [blame]72 isisTlv = psTlv;
73 break;
sunishvka1dfc3e2016-04-16 12:24:47 +0530[diff] [blame]74 case ISREACHABILITY:
75 IsReachabilityTlv isrTlv = new IsReachabilityTlv(tlvHeader);
76 isrTlv.readFrom(channelBuffer);
77 isisTlv = isrTlv;
78 break;
79 case ISNEIGHBORS:
mohamed rahile04626f2016-04-05 20:42:53 +0530[diff] [blame]80 IsisNeighborTlv isisNeighborTlv = new IsisNeighborTlv(tlvHeader);
sunishvka1dfc3e2016-04-16 12:24:47 +0530[diff] [blame]81 isisNeighborTlv.readFrom(channelBuffer);
mohamed rahile04626f2016-04-05 20:42:53 +0530[diff] [blame]82 isisTlv = isisNeighborTlv;
83 break;
sunishvka1dfc3e2016-04-16 12:24:47 +0530[diff] [blame]84 case LSPENTRY:
85 LspEntriesTlv lspEntriesTlv = new LspEntriesTlv(tlvHeader);
86 lspEntriesTlv.readFrom(channelBuffer);
87 isisTlv = lspEntriesTlv;
88 break;
89 case PADDING:
mohamed rahile04626f2016-04-05 20:42:53 +0530[diff] [blame]90 PaddingTlv paddingTlv = new PaddingTlv(tlvHeader);
sunishvka1dfc3e2016-04-16 12:24:47 +0530[diff] [blame]91 paddingTlv.readFrom(channelBuffer);
mohamed rahile04626f2016-04-05 20:42:53 +0530[diff] [blame]92 isisTlv = paddingTlv;
93 break;
sunishvka1dfc3e2016-04-16 12:24:47 +0530[diff] [blame]94 case ADJACENCYSTATE:
95 AdjacencyStateTlv adjacencyStateTlv = new AdjacencyStateTlv(tlvHeader);
96 adjacencyStateTlv.readFrom(channelBuffer);
97 isisTlv = adjacencyStateTlv;
98 break;
mohamed rahile04626f2016-04-05 20:42:53 +0530[diff] [blame]99 default:
100 break;
101 }
mohamed rahile04626f2016-04-05 20:42:53 +0530[diff] [blame]102 return isisTlv;
103 }
104}