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/HashMap.h>
10#include <Kernel/DoubleBuffer.h>
11#include <Kernel/KBuffer.h>
12#include <Kernel/KString.h>
13#include <Kernel/Locking/Mutex.h>
14#include <Kernel/Net/IPv4.h>
15#include <Kernel/Net/Socket.h>
16
17namespace Kernel {
18
19class IPv4SocketTuple {
20public:
21 IPv4SocketTuple(IPv4Address local_address, u16 local_port, IPv4Address peer_address, u16 peer_port)
22 : m_local_address(local_address)
23 , m_local_port(local_port)
24 , m_peer_address(peer_address)
25 , m_peer_port(peer_port) {};
26
27 IPv4Address local_address() const { return m_local_address; };
28 u16 local_port() const { return m_local_port; };
29 IPv4Address peer_address() const { return m_peer_address; };
30 u16 peer_port() const { return m_peer_port; };
31
32 bool operator==(IPv4SocketTuple const& other) const
33 {
34 return other.local_address() == m_local_address && other.local_port() == m_local_port && other.peer_address() == m_peer_address && other.peer_port() == m_peer_port;
35 };
36
37 ErrorOr<NonnullOwnPtr<KString>> to_string() const
38 {
39 return KString::formatted(
40 "{}:{} -> {}:{}",
41 m_local_address,
42 m_local_port,
43 m_peer_address,
44 m_peer_port);
45 }
46
47private:
48 IPv4Address m_local_address;
49 u16 m_local_port { 0 };
50 IPv4Address m_peer_address;
51 u16 m_peer_port { 0 };
52};
53
54}
55
56namespace AK {
57
58template<>
59struct Traits<Kernel::IPv4SocketTuple> : public GenericTraits<Kernel::IPv4SocketTuple> {
60 static unsigned hash(Kernel::IPv4SocketTuple const& tuple)
61 {
62 auto h1 = pair_int_hash(tuple.local_address().to_u32(), tuple.local_port());
63 auto h2 = pair_int_hash(tuple.peer_address().to_u32(), tuple.peer_port());
64 return pair_int_hash(h1, h2);
65 }
66};
67
68}