Ipv6Header¶

Namespace: inet

class Ipv6Header

Ipv6 datagram. RFC 2460 Section 3.

Header fields not explicitly modelled:

payload length: will be calculated from encapsulated message length
and extension headers’ length

Usage diagram¶

Inheritance diagram¶

Extends¶

Name	Type	Description
NetworkHeaderBase	class	(no description)

Fields¶

Name	Type	Description
id	int
mutable	bool
complete	bool
correct	bool
properlyRepresented	bool
chunkLength	b
rawBin	string[]
rawHex	string[]
regionTags	SharingRegionTagSet::TagBaseRegionTag[]
sourceAddress	L3Address
destinationAddress	L3Address
protocol	const Protocol *
chunkLength
version	uint8_t
srcAddress	Ipv6Address
destAddress	Ipv6Address
payloadLength	B	The size of the payload in octets, including any extension headers. The length is set to zero when a Hop-by-Hop extension header carries a Jumbo Payload option.
trafficClass	short	@bits(8) Traffic Class OMNeT++ 6.0: short __dscp @custom @getter(getDscp) @setter(setDscp); // @bit(6), maps to bits 0-5 of trafficClass short __ecn @custom @getter(getEcn) @setter(setEcn); // @bit(2), maps to bits 6-7 of trafficClass
flowLabel	unsigned int
hopLimit	short
protocolId	IpProtocolId

Properties¶

Name	Value	Description
beforeChange	handleChange()
descriptor	readonly
existingClass
packetData

Source code¶

//
// Ipv6 datagram. RFC 2460 Section 3.
//
// Header fields not explicitly modelled:
//    - payload length: will be calculated from encapsulated message length
//      and extension headers' length
//
class Ipv6Header extends NetworkHeaderBase
{
    chunkLength = IPv6_HEADER_BYTES;
    uint8_t version = 6;
    Ipv6Address srcAddress;
    Ipv6Address destAddress;
    B payloadLength = B(-1);    // The size of the payload in octets, including any extension headers. The length is set to zero when a Hop-by-Hop extension header carries a Jumbo Payload option.
    short trafficClass;    // @bits(8) Traffic Class
    // OMNeT++ 6.0:
    // short __dscp @custom @getter(getDscp) @setter(setDscp);  // @bit(6), maps to bits 0-5 of trafficClass
    // short __ecn @custom @getter(getEcn) @setter(setEcn);  // @bit(2),  maps to bits 6-7 of trafficClass

    unsigned int flowLabel;
    short hopLimit = 0;
    IpProtocolId protocolId = IP_PROT_NONE;
}

File: src/inet/networklayer/ipv6/Ipv6Header.msg