ladybird/Userland/Libraries/LibCore/SocketAddress.h
2023-07-14 05:54:17 +02:00

113 lines
2.9 KiB
C++

/*
* Copyright (c) 2018-2020, Andreas Kling <kling@serenityos.org>
* Copyright (c) 2022, the SerenityOS developers.
*
* SPDX-License-Identifier: BSD-2-Clause
*/
#pragma once
#include <AK/IPv4Address.h>
#include <arpa/inet.h>
#include <netinet/in.h>
#include <string.h>
#include <sys/socket.h>
#include <sys/un.h>
namespace Core {
class SocketAddress {
public:
enum class Type {
Invalid,
IPv4,
Local
};
SocketAddress() = default;
SocketAddress(IPv4Address const& address)
: m_type(Type::IPv4)
, m_ipv4_address(address)
{
}
SocketAddress(IPv4Address const& address, u16 port)
: m_type(Type::IPv4)
, m_ipv4_address(address)
, m_port(port)
{
}
static SocketAddress local(DeprecatedString const& address)
{
SocketAddress addr;
addr.m_type = Type::Local;
addr.m_local_address = address;
return addr;
}
Type type() const { return m_type; }
bool is_valid() const { return m_type != Type::Invalid; }
IPv4Address ipv4_address() const { return m_ipv4_address; }
u16 port() const { return m_port; }
DeprecatedString to_deprecated_string() const
{
switch (m_type) {
case Type::IPv4:
return DeprecatedString::formatted("{}:{}", m_ipv4_address, m_port);
case Type::Local:
return m_local_address;
default:
return "[SocketAddress]";
}
}
Optional<sockaddr_un> to_sockaddr_un() const
{
VERIFY(type() == Type::Local);
sockaddr_un address;
address.sun_family = AF_LOCAL;
bool fits = m_local_address.copy_characters_to_buffer(address.sun_path, sizeof(address.sun_path));
if (!fits)
return {};
return address;
}
sockaddr_in to_sockaddr_in() const
{
VERIFY(type() == Type::IPv4);
sockaddr_in address {};
address.sin_family = AF_INET;
address.sin_addr.s_addr = m_ipv4_address.to_in_addr_t();
address.sin_port = htons(m_port);
return address;
}
bool operator==(SocketAddress const& other) const = default;
bool operator!=(SocketAddress const& other) const = default;
private:
Type m_type { Type::Invalid };
IPv4Address m_ipv4_address;
u16 m_port { 0 };
DeprecatedString m_local_address;
};
}
template<>
struct AK::Formatter<Core::SocketAddress> : Formatter<DeprecatedString> {
ErrorOr<void> format(FormatBuilder& builder, Core::SocketAddress const& value)
{
return Formatter<DeprecatedString>::format(builder, value.to_deprecated_string());
}
};
template<>
struct AK::Traits<Core::SocketAddress> : public GenericTraits<Core::SocketAddress> {
static unsigned hash(Core::SocketAddress const& socket_address)
{
return pair_int_hash(Traits<IPv4Address>::hash(socket_address.ipv4_address()), Traits<u16>::hash(socket_address.port()));
}
};