com.hp.of.lib

Class OfPacketReader

java.lang.Object

com.hp.util.pkt.PacketReader

com.hp.of.lib.OfPacketReader

public class OfPacketReader
extends PacketReader

Extends the functionality of PacketReader to include the OpenFlow datatypes from com.hp.of.lib.dt.

Author:

Simon Hunt

Constructor Summary

Constructors

Constructor and Description
OfPacketReader(byte[] bytes) Constructs a packet reader backed by the specified byte buffer.
OfPacketReader(ByteBuffer bb) Constructs a packet reader backed by the specified byte buffer.

Method Summary

Methods

Modifier and Type	Method and Description
BufferId	readBufferId() Reads a (u32) buffer id from the buffer.
DataPathId	readDataPathId() Reads a (u32) datapath id from the buffer.
GroupId	readGroupId() Reads a (u32) group id from the buffer.
MeterId	readMeterId() Reads a (u32) meter id from the buffer.
QueueId	readQueueId() Reads a (u32) queue id from the buffer.
TableId	readTableId() Reads a (u8) table id from the buffer.
VId	readVId() Reads a virtual identifier (u16) from the buffer.
int	startIndex() Returns the annotated start index.
void	startIndex(int index) Annotates this packet reader with the start index.
int	targetIndex() Returns the annotated target index.
void	targetIndex(int index) Annotates this packet reader with the target index.

Methods inherited from class com.hp.util.pkt.PacketReader

array, limit, odometer, peek, peekU16, peekU16, peekU24, peekU24, peekU8, peekU8, readableBytes, readBigPortNumber, readByte, readBytes, readEthernetType, readIcmpv4Type, readIcmpv6Type, readInt, readIpProtocol, readIPv4Address, readIPv6Address, readLong, readMacAddress, readPortNumber, readString, readU16, readU24, readU32, readU8, readVlanId, resetIndex, resetOdometer, ri, ri, skip, toString

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait

Constructor Detail

OfPacketReader

public OfPacketReader(ByteBuffer bb)

Constructs a packet reader backed by the specified byte buffer.

Parameters:

bb - the byte buffer to read from

OfPacketReader

public OfPacketReader(byte[] bytes)

Constructs a packet reader backed by the specified byte buffer.

Parameters:

bytes - the bytes to wrap

Method Detail

startIndex

public void startIndex(int index)

Annotates this packet reader with the start index.

Parameters:

index - the start index

startIndex

public int startIndex()

Returns the annotated start index.

Returns:

the start index

targetIndex

public void targetIndex(int index)

Annotates this packet reader with the target index.

Parameters:

index - the target index

targetIndex

public int targetIndex()

Returns the annotated target index.

Returns:

the target index

readGroupId

public GroupId readGroupId()

Reads a (u32) group id from the buffer.

Returns:

a group id

readBufferId

public BufferId readBufferId()

Reads a (u32) buffer id from the buffer.

Returns:

a buffer id

readQueueId

public QueueId readQueueId()

Reads a (u32) queue id from the buffer.

Returns:

a queue id

readMeterId

public MeterId readMeterId()

Reads a (u32) meter id from the buffer.

Returns:

a meter id

readTableId

public TableId readTableId()

Reads a (u8) table id from the buffer.

Returns:

a table id

readVId

public VId readVId()

Reads a virtual identifier (u16) from the buffer.

Returns:

a virtual identifier

readDataPathId

public DataPathId readDataPathId()

Reads a (u32) datapath id from the buffer.

Returns:

a datapath id