Merge remote-tracking branch 'Kernel/master'

2025-07-02 19:09:16 +00:00 · 2024-11-20 05:00:33 +02:00
parent 93d408e0af 19f2a78d35
commit 682c84b2af
468 changed files with 112800 additions and 1 deletions
--- a/Kernel/include/net/eth.hpp
+++ b/Kernel/include/net/eth.hpp
@ -0,0 +1,108 @@
+/*
+	This file is part of Fennix Kernel.
+
+	Fennix Kernel is free software: you can redistribute it and/or
+	modify it under the terms of the GNU General Public License as
+	published by the Free Software Foundation, either version 3 of
+	the License, or (at your option) any later version.
+
+	Fennix Kernel is distributed in the hope that it will be useful,
+	but WITHOUT ANY WARRANTY; without even the implied warranty of
+	MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+	GNU General Public License for more details.
+
+	You should have received a copy of the GNU General Public License
+	along with Fennix Kernel. If not, see <https://www.gnu.org/licenses/>.
+*/
+
+#ifndef __FENNIX_KERNEL_NETWORK_ETHERNET_H__
+#define __FENNIX_KERNEL_NETWORK_ETHERNET_H__
+
+#include <types.h>
+#include <net/nc.hpp>
+
+namespace NetworkEthernet
+{
+	enum FrameType
+	{
+		TYPE_IPV4 = 0x0800,
+		TYPE_ARP = 0x0806,
+		TYPE_RARP = 0x8035,
+		TYPE_IPV6 = 0x86DD
+	};
+
+	struct EthernetHeader
+	{
+		uint48_t DestinationMAC : 48;
+		uint48_t SourceMAC : 48;
+		uint16_t Type;
+	} __packed;
+
+	struct EthernetPacket
+	{
+		EthernetHeader Header;
+		uint8_t Data[];
+	};
+
+	class EthernetEvents
+	{
+	private:
+		FrameType FType;
+
+	protected:
+		EthernetEvents(FrameType Type);
+		~EthernetEvents();
+
+	public:
+		FrameType GetFrameType() { return FType; }
+		virtual void OnEthernetPacketSent(EthernetPacket *Packet)
+		{
+			UNUSED(Packet);
+			netdbg("Event not handled. [%p]", Packet);
+		}
+
+		virtual bool OnEthernetPacketReceived(uint8_t *Data, size_t Length)
+		{
+			UNUSED(Data);
+			UNUSED(Length);
+			netdbg("Event not handled. [%p, %d]", Data, Length);
+			return false;
+		}
+	};
+
+	class Ethernet : public NetworkInterfaceManager::Events
+	{
+	private:
+		NetworkInterfaceManager::DeviceInterface *Interface;
+		void Receive(uint8_t *Data, size_t Length);
+		void OnInterfaceReceived(NetworkInterfaceManager::DeviceInterface *Interface, uint8_t *Data, size_t Length);
+
+	public:
+		/** @brief Get driver interface
+		 * @return Driver interface
+		 */
+		NetworkInterfaceManager::DeviceInterface *GetInterface()
+		{
+			netdbg("Interface: %#lx (MAC: %s; IPv4: %s; IPv6: %s)", this->Interface,
+				   this->Interface->MAC.ToString(),
+				   this->Interface->IP.v4.ToStringLittleEndian(),
+				   this->Interface->IP.v6.ToStringLittleEndian());
+			return this->Interface;
+		}
+
+		Ethernet(NetworkInterfaceManager::DeviceInterface *Interface);
+		~Ethernet();
+
+		/**
+		 * @brief Send an Ethernet packet.
+		 *
+		 * @param MAC The MAC address of the destination. (Big-endian)
+		 * @param Type The type of the packet.
+		 * @param Data The data to send.
+		 * @param Length The length of the data.
+		 */
+		void Send(MediaAccessControl MAC, FrameType Type, uint8_t *Data, size_t Length);
+	};
+}
+
+#endif // !__FENNIX_KERNEL_NETWORK_ETHERNET_H__