diff options
Diffstat (limited to 'framework/src/onos/pcep/pcepio/src/main/java/org/onosproject/pcepio/types/IPv6SubObject.java')
| -rw-r--r-- | framework/src/onos/pcep/pcepio/src/main/java/org/onosproject/pcepio/types/IPv6SubObject.java | 222 |
1 files changed, 0 insertions, 222 deletions
diff --git a/framework/src/onos/pcep/pcepio/src/main/java/org/onosproject/pcepio/types/IPv6SubObject.java b/framework/src/onos/pcep/pcepio/src/main/java/org/onosproject/pcepio/types/IPv6SubObject.java deleted file mode 100644 index 8e1719e0..00000000 --- a/framework/src/onos/pcep/pcepio/src/main/java/org/onosproject/pcepio/types/IPv6SubObject.java +++ /dev/null @@ -1,222 +0,0 @@ -/* - * Copyright 2015 Open Networking Laboratory - * - * Licensed under the Apache License, Version 2.0 (the "License"); - * you may not use this file except in compliance with the License. - * You may obtain a copy of the License at - * - * http://www.apache.org/licenses/LICENSE-2.0 - * - * Unless required by applicable law or agreed to in writing, software - * distributed under the License is distributed on an "AS IS" BASIS, - * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. - * See the License for the specific language governing permissions and - * limitations under the License. - */ - -package org.onosproject.pcepio.types; - -import java.util.Objects; - -import org.jboss.netty.buffer.ChannelBuffer; -import org.onosproject.pcepio.protocol.PcepVersion; -import org.slf4j.Logger; -import org.slf4j.LoggerFactory; - -import com.google.common.base.MoreObjects; -import com.google.common.base.MoreObjects.ToStringHelper; - -/** - * Provides IPv6 Sub Object. - */ -public class IPv6SubObject implements PcepValueType { - - /* reference :RFC 4874. - Subobject : IPv6 address - - 0 1 2 3 - 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 - +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ - | Type | Length | IPv6 address (16 bytes) | - +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ - | IPv6 address (continued) | - +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ - | IPv6 address (continued) | - +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ - | IPv6 address (continued) | - +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ - | IPv6 address (continued) | Prefix Length | Flags | - +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ - - Type - - 0x02 IPv6 address - - Length - - The Length contains the total length of the subobject in bytes, - including the Type and Length fields. The Length is always 20. - - IPv6 address - - A 128-bit unicast host address. - - Prefix length - - 128 - - Flags - - 0x01 Local protection available - - Indicates that the link downstream of this node is - protected via a local repair mechanism. This flag can - only be set if the Local protection flag was set in the - SESSION_ATTRIBUTE object of the corresponding Path - message. - - 0x02 Local protection in use - - Indicates that a local repair mechanism is in use to - maintain this tunnel (usually in the face of an outage - of the link it was previously routed over). - */ - protected static final Logger log = LoggerFactory.getLogger(IPv6SubObject.class); - - public static final short TYPE = 0x02; - public static final short LENGTH = 20; - public static final byte VALUE_LENGTH = 18; - - private static final byte[] NONE_VAL = {0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 }; - public static final IPv6SubObject NONE = new IPv6SubObject(NONE_VAL); - - private static final byte[] NO_MASK_VAL = {(byte) 0xFF, (byte) 0xFF, (byte) 0xFF, (byte) 0xFF, (byte) 0xFF, - (byte) 0xFF, (byte) 0xFF, (byte) 0xFF, (byte) 0xFF, (byte) 0xFF, (byte) 0xFF, (byte) 0xFF, (byte) 0xFF, - (byte) 0xFF, (byte) 0xFF, (byte) 0xFF, (byte) 0xFF, (byte) 0xFF }; - public static final IPv6SubObject NO_MASK = new IPv6SubObject(NO_MASK_VAL); - public static final IPv6SubObject FULL_MASK = NONE; - - private final byte[] rawValue; - - /** - * constructor to initialize rawValue with ipv6 address. - * - * @param rawValue ipv6 address - */ - public IPv6SubObject(byte[] rawValue) { - this.rawValue = rawValue; - } - - /** - * To create instance of IPv6SubObject. - * - * @param raw byte array of ipv6 address - * @return object of IPv6SubObject - */ - public static IPv6SubObject of(final byte[] raw) { - //check NONE_VAL - boolean bFoundNONE = true; - //value starts from 3rd byte. - for (int i = 2; i < 20; ++i) { - if (NONE_VAL[i] != raw[i]) { - bFoundNONE = false; - } - } - - if (bFoundNONE) { - return NONE; - } - - //check NO_MASK_VAL - boolean bFoundNoMask = true; - //value starts from 3rd byte. - for (int i = 2; i < 20; ++i) { - if (0xFF != raw[i]) { - bFoundNoMask = false; - } - } - if (bFoundNoMask) { - return NO_MASK; - } - - return new IPv6SubObject(raw); - } - - /** - * Returns value of IPv6 Sub Object. - * - * @return byte array of ipv6 address - */ - public byte[] getValue() { - return rawValue; - } - - @Override - public PcepVersion getVersion() { - return PcepVersion.PCEP_1; - } - - @Override - public short getType() { - return TYPE; - } - - @Override - public short getLength() { - return LENGTH; - } - - @Override - public int hashCode() { - return Objects.hash(rawValue); - } - - @Override - public boolean equals(Object obj) { - if (this == obj) { - return true; - } - if (obj instanceof IPv6SubObject) { - IPv6SubObject other = (IPv6SubObject) obj; - return Objects.equals(rawValue, other.rawValue); - } - return false; - } - - @Override - public int write(ChannelBuffer c) { - int iStartIndex = c.writerIndex(); - c.writeShort(TYPE); - c.writeShort(LENGTH); - c.writeBytes(rawValue); - return c.writerIndex() - iStartIndex; - } - - /** - * Reads the channel buffer and returns object of IPv6SubObject. - * - * @param c type of channel buffer - * @return object of IPv6SubObject - */ - public static IPv6SubObject read20Bytes(ChannelBuffer c) { - byte[] yTemp = new byte[20]; - c.readBytes(yTemp, 0, 20); - return IPv6SubObject.of(yTemp); - } - - @Override - public String toString() { - ToStringHelper toStrHelper = MoreObjects.toStringHelper(getClass()); - - toStrHelper.add("Type", TYPE); - toStrHelper.add("Length", LENGTH); - - StringBuffer result = new StringBuffer(); - for (byte b : rawValue) { - result.append(String.format("%02X ", b)); - } - toStrHelper.add("Value", result); - - return toStrHelper.toString(); - } -} |