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construct/include/ircd/net/ipaddr.h

122 lines
2.7 KiB
C++

// Matrix Construct
//
// Copyright (C) Matrix Construct Developers, Authors & Contributors
// Copyright (C) 2016-2019 Jason Volk <jason@zemos.net>
//
// Permission to use, copy, modify, and/or distribute this software for any
// purpose with or without fee is hereby granted, provided that the above
// copyright notice and this permission notice is present in all copies. The
// full license for this software is available in the LICENSE file.
#pragma once
#define HAVE_IRCD_NET_IPADDR_H
// Forward declarations for boost because it is not included here.
namespace boost::asio::ip
{
struct address;
struct address_v4;
struct address_v6;
};
namespace ircd::net
{
union ipaddr;
const uint128_t &host6(const ipaddr &);
const uint32_t &host4(const ipaddr &);
uint128_t &host6(ipaddr &);
uint32_t &host4(ipaddr &);
bool is_loop(const ipaddr &);
bool is_v6(const ipaddr &);
bool is_v4(const ipaddr &);
bool operator!(const ipaddr &);
bool operator<(const ipaddr &, const ipaddr &);
bool operator==(const ipaddr &, const ipaddr &);
string_view string_ip4(const mutable_buffer &out, const uint32_t &);
string_view string_ip6(const mutable_buffer &out, const uint128_t &);
string_view string(const mutable_buffer &out, const ipaddr &);
std::ostream &operator<<(std::ostream &, const ipaddr &);
boost::asio::ip::address_v6 make_address(const uint128_t &);
boost::asio::ip::address_v4 make_address(const uint32_t &);
boost::asio::ip::address make_address(const ipaddr &);
boost::asio::ip::address make_address(const string_view &ip);
}
union ircd::net::ipaddr
{
struct cmp;
uint32_t v4;
uint128_t v6 {0};
std::array<uint8_t, 16> byte;
explicit operator bool() const;
explicit ipaddr(const uint32_t &ip);
explicit ipaddr(const uint128_t &ip);
explicit ipaddr(const rfc1035::record::A &);
explicit ipaddr(const rfc1035::record::AAAA &);
explicit ipaddr(const boost::asio::ip::address &);
ipaddr(const string_view &ip);
ipaddr() = default;
};
static_assert(std::alignment_of<ircd::net::ipaddr>() >= 16);
struct ircd::net::ipaddr::cmp
{
bool operator()(const ipaddr &a, const ipaddr &b) const;
};
inline ircd::net::ipaddr::operator
bool() const
{
return bool(v6);
}
inline bool
ircd::net::operator==(const ipaddr &a, const ipaddr &b)
{
return a.v6 == b.v6;
}
inline bool
ircd::net::operator<(const ipaddr &a, const ipaddr &b)
{
return a.v6 < b.v6;
}
inline bool
ircd::net::operator!(const ipaddr &a)
{
return !a.v6;
}
inline uint32_t &
ircd::net::host4(ipaddr &ipaddr)
{
return ipaddr.v4;
}
inline ircd::uint128_t &
ircd::net::host6(ipaddr &ipaddr)
{
return ipaddr.v6;
}
inline const uint32_t &
ircd::net::host4(const ipaddr &ipaddr)
{
return ipaddr.v4;
}
inline const ircd::uint128_t &
ircd::net::host6(const ipaddr &ipaddr)
{
return ipaddr.v6;
}