profinet::EthernetVLANHeader Struct Reference

802.1Q VLAN-tagged Ethernet II frame header. More...

#include <protocol.h>

Collaboration diagram for profinet::EthernetVLANHeader:

Public Member Functions
Bytes	ToBytes () const
	Serialize this header and its payload back to raw frame bytes.

Static Public Member Functions
static EthernetVLANHeader	Parse (const Bytes &data)
	Parse a VLAN-tagged Ethernet header and payload from raw frame bytes.

Public Attributes
MacAddress	dst {}
	Destination MAC address.
MacAddress	src {}
	Source MAC address.
std::uint16_t	tPid = 0
	Tag Protocol Identifier (0x8100 for 802.1Q).
std::uint16_t	tCI = 0
	Tag Control Information (priority, DEI, VLAN ID).
std::uint16_t	type = 0
	Inner EtherType field.
Bytes	payload
	Frame payload following the header.

Detailed Description

802.1Q VLAN-tagged Ethernet II frame header.

Definition at line 109 of file protocol.h.

Member Function Documentation

Parse()

static EthernetVLANHeader profinet::EthernetVLANHeader::Parse ( const Bytes &  data )

inlinestatic

Parse a VLAN-tagged Ethernet header and payload from raw frame bytes.

Parameters

data	Complete frame bytes, starting at the destination MAC.

Returns

The parsed header.

Definition at line 132 of file protocol.h.

References dst, profinet::wire::Reader::Fixed(), profinet::macAddressLength, payload, profinet::wire::Reader::ReadBytes(), profinet::wire::Reader::Remaining(), src, tCI, tPid, type, and profinet::wire::Reader::U16().

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ToBytes()

Bytes profinet::EthernetVLANHeader::ToBytes ( ) const

inline

Serialize this header and its payload back to raw frame bytes.

Returns

The encoded frame bytes.

Definition at line 153 of file protocol.h.

References dst, payload, profinet::wire::PutFixed(), profinet::wire::PutU16(), src, tCI, tPid, and type.

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Member Data Documentation

dst

MacAddress profinet::EthernetVLANHeader::dst {}

Destination MAC address.

Definition at line 112 of file protocol.h.

Referenced by Parse(), and ToBytes().

payload

Bytes profinet::EthernetVLANHeader::payload

Frame payload following the header.

Definition at line 127 of file protocol.h.

Referenced by Parse(), and ToBytes().

src

MacAddress profinet::EthernetVLANHeader::src {}

Source MAC address.

Definition at line 115 of file protocol.h.

Referenced by Parse(), and ToBytes().

tCI

std::uint16_t profinet::EthernetVLANHeader::tCI = 0

Tag Control Information (priority, DEI, VLAN ID).

Definition at line 121 of file protocol.h.

Referenced by Parse(), and ToBytes().

tPid

std::uint16_t profinet::EthernetVLANHeader::tPid = 0

Tag Protocol Identifier (0x8100 for 802.1Q).

Definition at line 118 of file protocol.h.

Referenced by Parse(), and ToBytes().

type

std::uint16_t profinet::EthernetVLANHeader::type = 0

Inner EtherType field.

Definition at line 124 of file protocol.h.

Referenced by Parse(), and ToBytes().

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The documentation for this struct was generated from the following file:

• include/profinet/protocol.h