ladybird/Kernel/Net/NetworkAdapter.h

#pragma once

#include <AK/ByteBuffer.h>
#include <AK/Function.h>
#include <AK/SinglyLinkedList.h>
#include <AK/Types.h>
#include <Kernel/KBuffer.h>
#include <Kernel/Net/ARP.h>
#include <Kernel/Net/ICMP.h>
#include <Kernel/Net/IPv4.h>
#include <Kernel/Net/MACAddress.h>

class NetworkAdapter;

class NetworkAdapter {
public:
    static void for_each(Function<void(NetworkAdapter&)>);
    static NetworkAdapter* from_ipv4_address(const IPv4Address&);
    virtual ~NetworkAdapter();

    virtual const char* class_name() const = 0;

    const String& name() const { return m_name; }
    MACAddress mac_address() { return m_mac_address; }
    IPv4Address ipv4_address() const { return m_ipv4_address; }

    void set_ipv4_address(const IPv4Address&);

    void send(const MACAddress&, const ARPPacket&);
    void send_ipv4(const MACAddress&, const IPv4Address&, IPv4Protocol, ByteBuffer&& payload);

    RefPtr<KBuffer> dequeue_packet();

    bool has_queued_packets() const { return !m_packet_queue.is_empty(); }

protected:
    NetworkAdapter();
    void set_interface_name(const StringView& basename);
    void set_mac_address(const MACAddress& mac_address) { m_mac_address = mac_address; }
    virtual void send_raw(const u8*, int) = 0;
    void did_receive(const u8*, int);

private:
    MACAddress m_mac_address;
    IPv4Address m_ipv4_address;
    SinglyLinkedList<NonnullRefPtr<KBuffer>> m_packet_queue;
    String m_name;
};