mirror of
https://github.com/Fennix-Project/Kernel.git
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109 lines
2.7 KiB
C++
109 lines
2.7 KiB
C++
/*
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This file is part of Fennix Kernel.
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Fennix Kernel is free software: you can redistribute it and/or
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modify it under the terms of the GNU General Public License as
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published by the Free Software Foundation, either version 3 of
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the License, or (at your option) any later version.
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Fennix Kernel is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with Fennix Kernel. If not, see <https://www.gnu.org/licenses/>.
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*/
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#ifndef __FENNIX_KERNEL_NETWORK_ETHERNET_H__
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#define __FENNIX_KERNEL_NETWORK_ETHERNET_H__
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#include <types.h>
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#include <net/nc.hpp>
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namespace NetworkEthernet
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{
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enum FrameType
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{
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TYPE_IPV4 = 0x0800,
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TYPE_ARP = 0x0806,
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TYPE_RARP = 0x8035,
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TYPE_IPV6 = 0x86DD
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};
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struct EthernetHeader
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{
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uint48_t DestinationMAC : 48;
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uint48_t SourceMAC : 48;
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uint16_t Type;
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} __packed;
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struct EthernetPacket
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{
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EthernetHeader Header;
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uint8_t Data[];
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};
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class EthernetEvents
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{
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private:
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FrameType FType;
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protected:
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EthernetEvents(FrameType Type);
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~EthernetEvents();
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public:
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FrameType GetFrameType() { return FType; }
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virtual void OnEthernetPacketSent(EthernetPacket *Packet)
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{
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UNUSED(Packet);
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netdbg("Event not handled. [%p]", Packet);
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}
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virtual bool OnEthernetPacketReceived(uint8_t *Data, size_t Length)
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{
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UNUSED(Data);
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UNUSED(Length);
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netdbg("Event not handled. [%p, %d]", Data, Length);
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return false;
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}
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};
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class Ethernet : public NetworkInterfaceManager::Events
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{
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private:
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NetworkInterfaceManager::DeviceInterface *Interface;
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void Receive(uint8_t *Data, size_t Length);
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void OnInterfaceReceived(NetworkInterfaceManager::DeviceInterface *Interface, uint8_t *Data, size_t Length);
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public:
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/** @brief Get driver interface
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* @return Driver interface
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*/
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NetworkInterfaceManager::DeviceInterface *GetInterface()
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{
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netdbg("Interface: %#lx (MAC: %s; IPv4: %s; IPv6: %s)", this->Interface,
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this->Interface->MAC.ToString(),
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this->Interface->IP.v4.ToStringLittleEndian(),
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this->Interface->IP.v6.ToStringLittleEndian());
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return this->Interface;
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}
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Ethernet(NetworkInterfaceManager::DeviceInterface *Interface);
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~Ethernet();
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/**
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* @brief Send an Ethernet packet.
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*
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* @param MAC The MAC address of the destination. (Big-endian)
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* @param Type The type of the packet.
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* @param Data The data to send.
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* @param Length The length of the data.
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*/
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void Send(MediaAccessControl MAC, FrameType Type, uint8_t *Data, size_t Length);
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};
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}
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#endif // !__FENNIX_KERNEL_NETWORK_ETHERNET_H__
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