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60 lines
2.2 KiB
C++
60 lines
2.2 KiB
C++
/*
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* Copyright (c) 2018-2020, Andreas Kling <kling@serenityos.org>
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions are met:
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*
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* 1. Redistributions of source code must retain the above copyright notice, this
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* list of conditions and the following disclaimer.
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*
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* 2. Redistributions in binary form must reproduce the above copyright notice,
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* this list of conditions and the following disclaimer in the documentation
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* and/or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
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* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
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* DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
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* SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
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* CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
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* OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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#pragma once
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#include <AK/Endian.h>
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#include <AK/MACAddress.h>
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#pragma GCC diagnostic ignored "-Warray-bounds"
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class [[gnu::packed]] EthernetFrameHeader
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{
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public:
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EthernetFrameHeader() { }
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~EthernetFrameHeader() { }
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MACAddress destination() const { return m_destination; }
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void set_destination(const MACAddress& address) { m_destination = address; }
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MACAddress source() const { return m_source; }
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void set_source(const MACAddress& address) { m_source = address; }
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u16 ether_type() const { return m_ether_type; }
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void set_ether_type(u16 ether_type) { m_ether_type = ether_type; }
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const void* payload() const { return &m_payload[0]; }
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void* payload() { return &m_payload[0]; }
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private:
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MACAddress m_destination;
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MACAddress m_source;
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NetworkOrdered<u16> m_ether_type;
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u32 m_payload[0];
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};
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static_assert(sizeof(EthernetFrameHeader) == 14);
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