Jian Li | c7e20a5 | 2016-07-18 19:03:49 +0900 | [diff] [blame] | 1 | /* |
| 2 | * Copyright 2016-present Open Networking Laboratory |
| 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 | */ |
| 16 | package org.onosproject.lisp.msg.types; |
| 17 | |
| 18 | import java.util.Objects; |
| 19 | |
| 20 | import static com.google.common.base.MoreObjects.toStringHelper; |
| 21 | |
| 22 | /** |
| 23 | * Source/Dest key type LCAF address class. |
| 24 | * Source destination key type is defined in draft-ietf-lisp-lcaf-13 |
| 25 | * https://tools.ietf.org/html/draft-ietf-lisp-lcaf-13#page-18 |
| 26 | * |
| 27 | * 0 1 2 3 |
| 28 | * 0 1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 6 7 8 9 0 1 |
| 29 | * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ |
| 30 | * | AFI = 16387 | Rsvd1 | Flags | |
| 31 | * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ |
| 32 | * | Type = 12 | Rsvd2 | 4 + n | |
| 33 | * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ |
| 34 | * | Reserved | Source-ML | Dest-ML | |
| 35 | * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ |
| 36 | * | AFI = x | Source-Prefix ... | |
| 37 | * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ |
| 38 | * | AFI = x | Destination-Prefix ... | |
| 39 | * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ |
| 40 | */ |
| 41 | public class LispSourceDestLcafAddress extends LispLcafAddress { |
| 42 | |
| 43 | private LispAfiAddress srcPrefix; |
| 44 | private LispAfiAddress dstPrefix; |
| 45 | private final byte srcMaskLength; |
| 46 | private final byte dstMaskLength; |
| 47 | private final short reserved; |
| 48 | |
| 49 | /** |
| 50 | * Initializes source/dest key type LCAF address. |
| 51 | */ |
| 52 | public LispSourceDestLcafAddress() { |
| 53 | super(LispCanonicalAddressFormatEnum.SOURCE_DEST); |
| 54 | srcMaskLength = 0; |
| 55 | dstMaskLength = 0; |
| 56 | reserved = 0; |
| 57 | } |
| 58 | |
| 59 | /** |
| 60 | * Initializes source/dest key type LCAF address. |
| 61 | * |
| 62 | * @param reserved reserved |
| 63 | * @param srcMaskLength source mask length |
| 64 | * @param dstMaskLength destination mask length |
| 65 | * @param srcPrefix source address prefix |
| 66 | * @param dstPrefix destination address prefix |
| 67 | */ |
| 68 | public LispSourceDestLcafAddress(short reserved, byte srcMaskLength, |
| 69 | byte dstMaskLength, |
| 70 | LispAfiAddress srcPrefix, |
| 71 | LispAfiAddress dstPrefix) { |
| 72 | super(LispCanonicalAddressFormatEnum.SOURCE_DEST); |
| 73 | this.reserved = reserved; |
| 74 | this.srcMaskLength = srcMaskLength; |
| 75 | this.dstMaskLength = dstMaskLength; |
| 76 | this.srcPrefix = srcPrefix; |
| 77 | this.dstPrefix = dstPrefix; |
| 78 | } |
| 79 | |
| 80 | /** |
| 81 | * Obtains source address prefix. |
| 82 | * |
| 83 | * @return source address prefix |
| 84 | */ |
| 85 | public LispAfiAddress getSrcPrefix() { |
| 86 | return srcPrefix; |
| 87 | } |
| 88 | |
| 89 | /** |
| 90 | * Obtains destination address prefix. |
| 91 | * |
| 92 | * @return destination address prefix |
| 93 | */ |
| 94 | public LispAfiAddress getDstPrefix() { |
| 95 | return dstPrefix; |
| 96 | } |
| 97 | |
| 98 | /** |
| 99 | * Obtains source mask length. |
| 100 | * |
| 101 | * @return source mask length |
| 102 | */ |
| 103 | public byte getSrcMaskLength() { |
| 104 | return srcMaskLength; |
| 105 | } |
| 106 | |
| 107 | /** |
| 108 | * Obtains destination mask length. |
| 109 | * |
| 110 | * @return destination mask length |
| 111 | */ |
| 112 | public byte getDstMaskLength() { |
| 113 | return dstMaskLength; |
| 114 | } |
| 115 | |
| 116 | /** |
| 117 | * Obtains reserved value. |
| 118 | * |
| 119 | * @return reserved value |
| 120 | */ |
| 121 | public short getReserved() { |
| 122 | return reserved; |
| 123 | } |
| 124 | |
| 125 | @Override |
| 126 | public int hashCode() { |
Jian Li | d56f97e | 2016-07-19 15:48:15 +0900 | [diff] [blame^] | 127 | return Objects.hash(srcPrefix, dstPrefix, srcMaskLength, dstMaskLength, reserved); |
Jian Li | c7e20a5 | 2016-07-18 19:03:49 +0900 | [diff] [blame] | 128 | } |
| 129 | |
| 130 | @Override |
| 131 | public boolean equals(Object obj) { |
| 132 | if (this == obj) { |
| 133 | return true; |
| 134 | } |
| 135 | |
| 136 | if (obj instanceof LispSourceDestLcafAddress) { |
| 137 | final LispSourceDestLcafAddress other = (LispSourceDestLcafAddress) obj; |
| 138 | return Objects.equals(this.srcPrefix, other.srcPrefix) && |
| 139 | Objects.equals(this.dstPrefix, other.dstPrefix) && |
| 140 | Objects.equals(this.srcMaskLength, other.srcMaskLength) && |
| 141 | Objects.equals(this.dstMaskLength, other.dstMaskLength) && |
| 142 | Objects.equals(this.reserved, other.reserved); |
| 143 | } |
| 144 | return false; |
| 145 | } |
| 146 | |
| 147 | @Override |
| 148 | public String toString() { |
| 149 | return toStringHelper(this) |
| 150 | .add("source prefix", srcPrefix) |
| 151 | .add("destination prefix", dstPrefix) |
| 152 | .add("source mask length", srcMaskLength) |
| 153 | .add("destination mask length", dstMaskLength) |
| 154 | .add("reserved", reserved) |
| 155 | .toString(); |
| 156 | } |
| 157 | } |