OspfPacketBase¶

class OspfPacketBase

Represents an OSPF packet header

Usage diagram¶

Inheritance diagram¶

Extends¶

Name	Type	Description
FieldsChunk	class	(no description)

Known subclasses¶

Name	Type	Description
Ospfv2Packet	class	Represents an OSPF packet header
Ospfv3Packet	class	Common OSPFv3 packet header - this header is present in every OSPFv3 packet

Fields¶

Name	Type	Description
id	int
mutable	bool
complete	bool
correct	bool
properlyRepresented	bool
chunkLength	b
rawBin	string[]
rawHex	string[]
regionTags	SharingRegionTagSet::TagBaseRegionTag[]
chunkLength
version	short	1 byte
type	OspfPacketType	1 byte
packetLengthField	int	2 bytes
routerID	Ipv4Address	4 bytes
areaID	Ipv4Address	4 bytes
checksum	uint16_t	2 bytes
checksumMode	ChecksumMode

Properties¶

Name	Value	Description
beforeChange	handleChange()
descriptor	readonly
existingClass
packetData

Source code¶

//
// Represents an OSPF packet header
//
class OspfPacketBase extends FieldsChunk
{
    chunkLength = B(14);
    short version = -1;     // 1 byte
    OspfPacketType type = static_cast<OspfPacketType>(-1);    // 1 byte
    int packetLengthField;  // 2 bytes

    Ipv4Address routerID;   // 4 bytes
    Ipv4Address areaID;     // 4 bytes

    uint16_t checksum = 0;       // 2 bytes
    ChecksumMode checksumMode = CHECKSUM_MODE_UNDEFINED;
}

File: src/inet/routing/ospf_common/OspfPacketBase.msg