1//
2// ip/impl/address.ipp
3// ~~~~~~~~~~~~~~~~~~~
4//
5// Copyright (c) 2003-2024 Christopher M. Kohlhoff (chris at kohlhoff dot com)
6//
7// Distributed under the Boost Software License, Version 1.0. (See accompanying
8// file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
9//
10
11#ifndef BOOST_ASIO_IP_IMPL_ADDRESS_IPP
12#define BOOST_ASIO_IP_IMPL_ADDRESS_IPP
13
14#if defined(_MSC_VER) && (_MSC_VER >= 1200)
15# pragma once
16#endif // defined(_MSC_VER) && (_MSC_VER >= 1200)
17
18#include <boost/asio/detail/config.hpp>
19#include <typeinfo>
20#include <boost/asio/detail/throw_error.hpp>
21#include <boost/asio/detail/throw_exception.hpp>
22#include <boost/asio/error.hpp>
23#include <boost/asio/ip/address.hpp>
24#include <boost/asio/ip/bad_address_cast.hpp>
25#include <boost/system/system_error.hpp>
26
27#include <boost/asio/detail/push_options.hpp>
28
29namespace boost {
30namespace asio {
31namespace ip {
32
33address::address() noexcept
34 : type_(ipv4),
35 ipv4_address_(),
36 ipv6_address_()
37{
38}
39
40address::address(
41 const boost::asio::ip::address_v4& ipv4_address) noexcept
42 : type_(ipv4),
43 ipv4_address_(ipv4_address),
44 ipv6_address_()
45{
46}
47
48address::address(
49 const boost::asio::ip::address_v6& ipv6_address) noexcept
50 : type_(ipv6),
51 ipv4_address_(),
52 ipv6_address_(ipv6_address)
53{
54}
55
56address::address(const address& other) noexcept
57 : type_(other.type_),
58 ipv4_address_(other.ipv4_address_),
59 ipv6_address_(other.ipv6_address_)
60{
61}
62
63address::address(address&& other) noexcept
64 : type_(other.type_),
65 ipv4_address_(other.ipv4_address_),
66 ipv6_address_(other.ipv6_address_)
67{
68}
69
70address& address::operator=(const address& other) noexcept
71{
72 type_ = other.type_;
73 ipv4_address_ = other.ipv4_address_;
74 ipv6_address_ = other.ipv6_address_;
75 return *this;
76}
77
78address& address::operator=(address&& other) noexcept
79{
80 type_ = other.type_;
81 ipv4_address_ = other.ipv4_address_;
82 ipv6_address_ = other.ipv6_address_;
83 return *this;
84}
85
86address& address::operator=(
87 const boost::asio::ip::address_v4& ipv4_address) noexcept
88{
89 type_ = ipv4;
90 ipv4_address_ = ipv4_address;
91 ipv6_address_ = boost::asio::ip::address_v6();
92 return *this;
93}
94
95address& address::operator=(
96 const boost::asio::ip::address_v6& ipv6_address) noexcept
97{
98 type_ = ipv6;
99 ipv4_address_ = boost::asio::ip::address_v4();
100 ipv6_address_ = ipv6_address;
101 return *this;
102}
103
104address make_address(const char* str)
105{
106 boost::system::error_code ec;
107 address addr = make_address(str, ec);
108 boost::asio::detail::throw_error(err: ec);
109 return addr;
110}
111
112address make_address(const char* str,
113 boost::system::error_code& ec) noexcept
114{
115 boost::asio::ip::address_v6 ipv6_address =
116 boost::asio::ip::make_address_v6(str, ec);
117 if (!ec)
118 return address(ipv6_address);
119
120 boost::asio::ip::address_v4 ipv4_address =
121 boost::asio::ip::make_address_v4(str, ec);
122 if (!ec)
123 return address(ipv4_address);
124
125 return address();
126}
127
128address make_address(const std::string& str)
129{
130 return make_address(str: str.c_str());
131}
132
133address make_address(const std::string& str,
134 boost::system::error_code& ec) noexcept
135{
136 return make_address(str: str.c_str(), ec);
137}
138
139#if defined(BOOST_ASIO_HAS_STRING_VIEW)
140
141address make_address(string_view str)
142{
143 return make_address(str: static_cast<std::string>(str));
144}
145
146address make_address(string_view str,
147 boost::system::error_code& ec) noexcept
148{
149 return make_address(str: static_cast<std::string>(str), ec);
150}
151
152#endif // defined(BOOST_ASIO_HAS_STRING_VIEW)
153
154boost::asio::ip::address_v4 address::to_v4() const
155{
156 if (type_ != ipv4)
157 {
158 bad_address_cast ex;
159 boost::asio::detail::throw_exception(e: ex);
160 }
161 return ipv4_address_;
162}
163
164boost::asio::ip::address_v6 address::to_v6() const
165{
166 if (type_ != ipv6)
167 {
168 bad_address_cast ex;
169 boost::asio::detail::throw_exception(e: ex);
170 }
171 return ipv6_address_;
172}
173
174std::string address::to_string() const
175{
176 if (type_ == ipv6)
177 return ipv6_address_.to_string();
178 return ipv4_address_.to_string();
179}
180
181#if !defined(BOOST_ASIO_NO_DEPRECATED)
182std::string address::to_string(boost::system::error_code& ec) const
183{
184 if (type_ == ipv6)
185 return ipv6_address_.to_string(ec);
186 return ipv4_address_.to_string(ec);
187}
188#endif // !defined(BOOST_ASIO_NO_DEPRECATED)
189
190bool address::is_loopback() const noexcept
191{
192 return (type_ == ipv4)
193 ? ipv4_address_.is_loopback()
194 : ipv6_address_.is_loopback();
195}
196
197bool address::is_unspecified() const noexcept
198{
199 return (type_ == ipv4)
200 ? ipv4_address_.is_unspecified()
201 : ipv6_address_.is_unspecified();
202}
203
204bool address::is_multicast() const noexcept
205{
206 return (type_ == ipv4)
207 ? ipv4_address_.is_multicast()
208 : ipv6_address_.is_multicast();
209}
210
211bool operator==(const address& a1, const address& a2) noexcept
212{
213 if (a1.type_ != a2.type_)
214 return false;
215 if (a1.type_ == address::ipv6)
216 return a1.ipv6_address_ == a2.ipv6_address_;
217 return a1.ipv4_address_ == a2.ipv4_address_;
218}
219
220bool operator<(const address& a1, const address& a2) noexcept
221{
222 if (a1.type_ < a2.type_)
223 return true;
224 if (a1.type_ > a2.type_)
225 return false;
226 if (a1.type_ == address::ipv6)
227 return a1.ipv6_address_ < a2.ipv6_address_;
228 return a1.ipv4_address_ < a2.ipv4_address_;
229}
230
231} // namespace ip
232} // namespace asio
233} // namespace boost
234
235#include <boost/asio/detail/pop_options.hpp>
236
237#endif // BOOST_ASIO_IP_IMPL_ADDRESS_IPP
238

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source code of boost/libs/asio/include/boost/asio/ip/impl/address.ipp