jcs.org
Serenity Operating System
1/*
2 * Copyright (c) 2018-2020, Andreas Kling <kling@serenityos.org>
3 *
4 * SPDX-License-Identifier: BSD-2-Clause
5 */
6
7#pragma once
8
9#include <AK/Endian.h>
10#include <AK/MACAddress.h>
11
12#pragma GCC diagnostic ignored "-Warray-bounds"
13
14class [[gnu::packed]] EthernetFrameHeader {
15public:
16 EthernetFrameHeader() = default;
17 ~EthernetFrameHeader() = default;
18
19 MACAddress destination() const { return m_destination; }
20 void set_destination(MACAddress const& address) { m_destination = address; }
21
22 MACAddress source() const { return m_source; }
23 void set_source(MACAddress const& address) { m_source = address; }
24
25 u16 ether_type() const { return m_ether_type; }
26 void set_ether_type(u16 ether_type) { m_ether_type = ether_type; }
27
28 void const* payload() const { return &m_payload[0]; }
29 void* payload() { return &m_payload[0]; }
30
31private:
32 MACAddress m_destination;
33 MACAddress m_source;
34 NetworkOrdered<u16> m_ether_type;
35 u32 m_payload[0];
36};
37
38static_assert(sizeof(EthernetFrameHeader) == 14);