Ieee8021aeTagTpidHeader

class

This chunk represents an IEEE 802.1AE tag header as defined by the section 9.3 MAC Security TAG of the IEEE Std 802AE-2018, IEEE Standard for Local and metropolitan area networks, Media Access Control (MAC) Security.

0 1 2 3 0 1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 6 7 8 9 0 1 +-------------------------------+---------------+---------------+ | TPID | TCI/AN | SL | +-------------------------------+---------------+---------------+ | PN | +---------------------------------------------------------------+ | | + SCI + | | +---------------------------------------------------------------+

Inheritance diagram

The following diagram shows inheritance relationships for this type. Unresolved types are missing from the diagram.

Extends

Name	Type	Description
FieldsChunk	class	(no description)

Fields

Name	Type	Description
chunkLength	b
tpid	uint16_t	Tag Protocol Identifier (TPID): 16-bit field specifying an EtherType value that is used to identify the frame as a tagged frame and to select the correct tag decoding functions.
tciAn	uint8_t
sl	uint8_t
pn	uint32_t
sci	uint64_t
id	int
mutable	bool
complete	bool
correct	bool
properlyRepresented	bool
rawBin	string[]
rawHex	string[]
regionTags	SharingRegionTagSet::TagBaseRegionTag[]

Source code

//
// This chunk represents an IEEE 802.1AE tag header as defined by the section
// 9.3 MAC Security TAG of the IEEE Std 802AE-2018, IEEE Standard for Local and
// metropolitan area networks, Media Access Control (MAC) Security.
//
//  0                   1                   2                   3
//  0 1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 6 7 8 9 0 1
// +-------------------------------+---------------+---------------+
// |              TPID             |     TCI/AN    |       SL      |
// +-------------------------------+---------------+---------------+
// |                               PN                              |
// +---------------------------------------------------------------+
// |                                                               |
// +                              SCI                              +
// |                                                               |
// +---------------------------------------------------------------+
//
class Ieee8021aeTagTpidHeader extends FieldsChunk
{
    chunkLength = B(8); // Length without SCI. Set it to B(16) when hasSci is true.
    uint16_t tpid;      // Tag Protocol Identifier (TPID): 16-bit field specifying an EtherType value that is used to identify the frame as a tagged frame and to select the correct tag decoding functions.
    uint8_t tciAn;
    uint8_t sl;
    uint32_t pn;
    uint64_t sci;
}

File: src/inet/linklayer/ieee8021ae/Ieee8021aeTagHeader.msg