The main container for BGP messages (packets) which are sent back and forth. More...

#include <packet.hh>

Inheritance diagram for BGPPacket:

Public Types
enum	Status { GOOD_MESSAGE, ILLEGAL_MESSAGE_LENGTH, CONNECTION_CLOSED }
	Status returned by message reader.
Public Member Functions
uint8_t	type () const
virtual string	str () const =0
virtual bool	encode (uint8_t buf, size_t &len, const BGPPeerData peerdata) const =0
Static Public Attributes
static const size_t	MARKER_SIZE = 16
static const size_t	COMMON_HEADER_LEN
static const size_t	MARKER_OFFSET = 0
static const size_t	LENGTH_OFFSET = MARKER_SIZE
static const size_t	TYPE_OFFSET = LENGTH_OFFSET + sizeof(uint16_t)
static const size_t	MINPACKETSIZE = COMMON_HEADER_LEN
static const size_t	MAXPACKETSIZE = 4096
static const size_t	MINOPENPACKET = COMMON_HEADER_LEN + 10
static const size_t	MINUPDATEPACKET = COMMON_HEADER_LEN + 2 + 2
static const size_t	MINKEEPALIVEPACKET = COMMON_HEADER_LEN
static const size_t	MINNOTIFICATIONPACKET = COMMON_HEADER_LEN + 2
static const uint8_t	Marker [MARKER_SIZE]
Protected Member Functions
uint8_t *	basic_encode (size_t len, uint8_t *buf) const
	BGPPacket (const BGPPacket &BGPPacket)
Protected Attributes
uint8_t	_Type

Detailed Description

The main container for BGP messages (packets) which are sent back and forth.

This base class only contains the standard fields (length, type) leaving other information to be stored in the derived objects.

Member Data Documentation

const size_t BGPPacket::COMMON_HEADER_LEN [static]

Initial value:

 MARKER_SIZE
                + sizeof(uint16_t) + sizeof(uint8_t)

const uint8_t BGPPacket::Marker [static]

Initial value:

 {
    0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff,
    0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff
}

The documentation for this class was generated from the following files: