| package org.projectfloodlight.openflow.types; |
| |
| import org.jboss.netty.buffer.ChannelBuffer; |
| |
| import com.google.common.hash.PrimitiveSink; |
| import com.google.common.primitives.Shorts; |
| |
| public class ICMPv4Type implements OFValueType<ICMPv4Type> { |
| final static int LENGTH = 1; |
| |
| private static final short VAL_ECHO_REPLY = 0; |
| private static final short VAL_DESTINATION_UNREACHABLE = 3; |
| private static final short VAL_SOURCE_QUENCH = 4; |
| private static final short VAL_REDIRECT = 5; |
| private static final short VAL_ALTERNATE_HOST_ADDRESS = 6; |
| private static final short VAL_ECHO = 8; |
| private static final short VAL_ROUTER_ADVERTISEMENT = 9; |
| private static final short VAL_ROUTER_SOLICITATION = 10; |
| private static final short VAL_TIME_EXCEEDED = 11; |
| private static final short VAL_PARAMETER_PROBLEM = 12; |
| private static final short VAL_TIMESTAMP = 13; |
| private static final short VAL_TIMESTAMP_REPLY = 14; |
| private static final short VAL_INFORMATION_REQUEST = 15; |
| private static final short VAL_INFORMATION_REPLY = 16; |
| private static final short VAL_ADDRESS_MASK_REQUEST = 17; |
| private static final short VAL_ADDRESS_MASK_REPLY = 18; |
| private static final short VAL_TRACEROUTE = 30; |
| private static final short VAL_DATAGRAM_CONVERSION_ERROR = 31; |
| private static final short VAL_MOBILE_HOST_REDIRECT = 32; |
| private static final short VAL_IPV6_WHERE_ARE_YOU = 33; |
| private static final short VAL_IPV6_I_AM_HERE = 34; |
| private static final short VAL_MOBILE_REGISTRATION_REQUEST = 35; |
| private static final short VAL_MOBILE_REGISTRATION_REPLY = 36; |
| private static final short VAL_DOMAIN_NAME_REQUEST = 37; |
| private static final short VAL_DOMAIN_NAME_REPLY = 38; |
| private static final short VAL_SKIP = 39; |
| private static final short VAL_PHOTURIS = 40; |
| private static final short VAL_EXPERIMENTAL_MOBILITY = 41; |
| |
| public static final ICMPv4Type ECHO_REPLY = new ICMPv4Type(VAL_ECHO_REPLY); |
| public static final ICMPv4Type DESTINATION_UNREACHABLE = new ICMPv4Type(VAL_DESTINATION_UNREACHABLE); |
| public static final ICMPv4Type SOURCE_QUENCH = new ICMPv4Type(VAL_SOURCE_QUENCH); |
| public static final ICMPv4Type REDIRECT = new ICMPv4Type(VAL_REDIRECT); |
| public static final ICMPv4Type ALTERNATE_HOST_ADDRESS = new ICMPv4Type(VAL_ALTERNATE_HOST_ADDRESS); |
| public static final ICMPv4Type ECHO = new ICMPv4Type(VAL_ECHO); |
| public static final ICMPv4Type ROUTER_ADVERTISEMENT = new ICMPv4Type(VAL_ROUTER_ADVERTISEMENT); |
| public static final ICMPv4Type ROUTER_SOLICITATION = new ICMPv4Type(VAL_ROUTER_SOLICITATION); |
| public static final ICMPv4Type TIME_EXCEEDED = new ICMPv4Type(VAL_TIME_EXCEEDED); |
| public static final ICMPv4Type PARAMETER_PROBLEM = new ICMPv4Type(VAL_PARAMETER_PROBLEM); |
| public static final ICMPv4Type TIMESTAMP = new ICMPv4Type(VAL_TIMESTAMP); |
| public static final ICMPv4Type TIMESTAMP_REPLY = new ICMPv4Type(VAL_TIMESTAMP_REPLY); |
| public static final ICMPv4Type INFORMATION_REQUEST = new ICMPv4Type(VAL_INFORMATION_REQUEST); |
| public static final ICMPv4Type INFORMATION_REPLY = new ICMPv4Type(VAL_INFORMATION_REPLY); |
| public static final ICMPv4Type ADDRESS_MASK_REQUEST = new ICMPv4Type(VAL_ADDRESS_MASK_REQUEST); |
| public static final ICMPv4Type ADDRESS_MASK_REPLY = new ICMPv4Type(VAL_ADDRESS_MASK_REPLY); |
| public static final ICMPv4Type TRACEROUTE = new ICMPv4Type(VAL_TRACEROUTE); |
| public static final ICMPv4Type DATAGRAM_CONVERSION_ERROR = new ICMPv4Type(VAL_DATAGRAM_CONVERSION_ERROR); |
| public static final ICMPv4Type MOBILE_HOST_REDIRECT = new ICMPv4Type(VAL_MOBILE_HOST_REDIRECT); |
| public static final ICMPv4Type IPV6_WHERE_ARE_YOU = new ICMPv4Type(VAL_IPV6_WHERE_ARE_YOU); |
| public static final ICMPv4Type IPV6_I_AM_HERE = new ICMPv4Type(VAL_IPV6_I_AM_HERE); |
| public static final ICMPv4Type MOBILE_REGISTRATION_REQUEST = new ICMPv4Type(VAL_MOBILE_REGISTRATION_REQUEST); |
| public static final ICMPv4Type MOBILE_REGISTRATION_REPLY = new ICMPv4Type(VAL_MOBILE_REGISTRATION_REPLY); |
| public static final ICMPv4Type DOMAIN_NAME_REQUEST = new ICMPv4Type(VAL_DOMAIN_NAME_REQUEST); |
| public static final ICMPv4Type DOMAIN_NAME_REPLY = new ICMPv4Type(VAL_DOMAIN_NAME_REPLY); |
| public static final ICMPv4Type SKIP = new ICMPv4Type(VAL_SKIP); |
| public static final ICMPv4Type PHOTURIS = new ICMPv4Type(VAL_PHOTURIS); |
| public static final ICMPv4Type EXPERIMENTAL_MOBILITY = new ICMPv4Type(VAL_EXPERIMENTAL_MOBILITY); |
| |
| // HACK alert - we're disapproriating ECHO_REPLY (value 0) as 'none' as well |
| public static final ICMPv4Type NONE = ECHO_REPLY; |
| |
| public static final ICMPv4Type NO_MASK = new ICMPv4Type((short)0xFFFF); |
| public static final ICMPv4Type FULL_MASK = new ICMPv4Type((short)0x0000); |
| |
| private final short type; |
| |
| private static final int MIN_TYPE = 0; |
| private static final int MAX_TYPE = 0xFF; |
| |
| private ICMPv4Type(short type) { |
| this.type = type; |
| } |
| |
| public static ICMPv4Type of(short type) { |
| if (type < MIN_TYPE || type > MAX_TYPE) |
| throw new IllegalArgumentException("Invalid ICMPv4 type: " + type); |
| switch (type) { |
| case VAL_ECHO_REPLY: |
| return ECHO_REPLY; |
| case VAL_DESTINATION_UNREACHABLE: |
| return DESTINATION_UNREACHABLE; |
| case VAL_SOURCE_QUENCH: |
| return SOURCE_QUENCH; |
| case VAL_REDIRECT: |
| return REDIRECT; |
| case VAL_ALTERNATE_HOST_ADDRESS: |
| return ALTERNATE_HOST_ADDRESS; |
| case VAL_ECHO: |
| return ECHO; |
| case VAL_ROUTER_ADVERTISEMENT: |
| return ROUTER_ADVERTISEMENT; |
| case VAL_ROUTER_SOLICITATION: |
| return ROUTER_SOLICITATION; |
| case VAL_TIME_EXCEEDED: |
| return TIME_EXCEEDED; |
| case VAL_PARAMETER_PROBLEM: |
| return PARAMETER_PROBLEM; |
| case VAL_TIMESTAMP: |
| return TIMESTAMP; |
| case VAL_TIMESTAMP_REPLY: |
| return TIMESTAMP_REPLY; |
| case VAL_INFORMATION_REQUEST: |
| return INFORMATION_REQUEST; |
| case VAL_INFORMATION_REPLY: |
| return INFORMATION_REPLY; |
| case VAL_ADDRESS_MASK_REQUEST: |
| return ADDRESS_MASK_REQUEST; |
| case VAL_ADDRESS_MASK_REPLY: |
| return ADDRESS_MASK_REPLY; |
| case VAL_TRACEROUTE: |
| return TRACEROUTE; |
| case VAL_DATAGRAM_CONVERSION_ERROR: |
| return DATAGRAM_CONVERSION_ERROR; |
| case VAL_MOBILE_HOST_REDIRECT: |
| return MOBILE_HOST_REDIRECT; |
| case VAL_IPV6_WHERE_ARE_YOU: |
| return IPV6_WHERE_ARE_YOU; |
| case VAL_IPV6_I_AM_HERE: |
| return IPV6_I_AM_HERE; |
| case VAL_MOBILE_REGISTRATION_REQUEST: |
| return MOBILE_REGISTRATION_REQUEST; |
| case VAL_MOBILE_REGISTRATION_REPLY: |
| return MOBILE_REGISTRATION_REPLY; |
| case VAL_DOMAIN_NAME_REQUEST: |
| return DOMAIN_NAME_REQUEST; |
| case VAL_DOMAIN_NAME_REPLY: |
| return DOMAIN_NAME_REPLY; |
| case VAL_SKIP: |
| return SKIP; |
| case VAL_PHOTURIS: |
| return PHOTURIS; |
| case VAL_EXPERIMENTAL_MOBILITY: |
| return EXPERIMENTAL_MOBILITY; |
| default: |
| return new ICMPv4Type(type); |
| } |
| } |
| |
| @Override |
| public int getLength() { |
| return LENGTH; |
| } |
| |
| public short getType() { |
| return type; |
| } |
| |
| public void writeByte(ChannelBuffer c) { |
| c.writeByte(this.type); |
| } |
| |
| public static ICMPv4Type readByte(ChannelBuffer c) { |
| return ICMPv4Type.of(c.readUnsignedByte()); |
| } |
| |
| @Override |
| public ICMPv4Type applyMask(ICMPv4Type mask) { |
| return ICMPv4Type.of((short)(this.type & mask.type)); |
| } |
| |
| @Override |
| public int hashCode() { |
| final int prime = 31; |
| int result = 1; |
| result = prime * result + type; |
| return result; |
| } |
| |
| @Override |
| public boolean equals(Object obj) { |
| if (this == obj) |
| return true; |
| if (obj == null) |
| return false; |
| if (getClass() != obj.getClass()) |
| return false; |
| ICMPv4Type other = (ICMPv4Type) obj; |
| if (type != other.type) |
| return false; |
| return true; |
| } |
| |
| @Override |
| public int compareTo(ICMPv4Type o) { |
| return Shorts.compare(type, o.type); |
| } |
| |
| @Override |
| public void putTo(PrimitiveSink sink) { |
| sink.putShort(type); |
| } |
| |
| @Override |
| public String toString() { |
| return String.valueOf(this.type); |
| } |
| } |