address.ipp 5.2 KB

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  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. #ifndef BOOST_ASIO_IP_IMPL_ADDRESS_IPP
  11. #define BOOST_ASIO_IP_IMPL_ADDRESS_IPP
  12. #if defined(_MSC_VER) && (_MSC_VER >= 1200)
  13. # pragma once
  14. #endif // defined(_MSC_VER) && (_MSC_VER >= 1200)
  15. #include <boost/asio/detail/config.hpp>
  16. #include <typeinfo>
  17. #include <boost/asio/detail/throw_error.hpp>
  18. #include <boost/asio/detail/throw_exception.hpp>
  19. #include <boost/asio/error.hpp>
  20. #include <boost/asio/ip/address.hpp>
  21. #include <boost/asio/ip/bad_address_cast.hpp>
  22. #include <boost/system/system_error.hpp>
  23. #include <boost/asio/detail/push_options.hpp>
  24. namespace boost {
  25. namespace asio {
  26. namespace ip {
  27. address::address() noexcept
  28. : type_(ipv4),
  29. ipv4_address_(),
  30. ipv6_address_()
  31. {
  32. }
  33. address::address(
  34. const boost::asio::ip::address_v4& ipv4_address) noexcept
  35. : type_(ipv4),
  36. ipv4_address_(ipv4_address),
  37. ipv6_address_()
  38. {
  39. }
  40. address::address(
  41. const boost::asio::ip::address_v6& ipv6_address) noexcept
  42. : type_(ipv6),
  43. ipv4_address_(),
  44. ipv6_address_(ipv6_address)
  45. {
  46. }
  47. address::address(const address& other) noexcept
  48. : type_(other.type_),
  49. ipv4_address_(other.ipv4_address_),
  50. ipv6_address_(other.ipv6_address_)
  51. {
  52. }
  53. address::address(address&& other) noexcept
  54. : type_(other.type_),
  55. ipv4_address_(other.ipv4_address_),
  56. ipv6_address_(other.ipv6_address_)
  57. {
  58. }
  59. address& address::operator=(const address& other) noexcept
  60. {
  61. type_ = other.type_;
  62. ipv4_address_ = other.ipv4_address_;
  63. ipv6_address_ = other.ipv6_address_;
  64. return *this;
  65. }
  66. address& address::operator=(address&& other) noexcept
  67. {
  68. type_ = other.type_;
  69. ipv4_address_ = other.ipv4_address_;
  70. ipv6_address_ = other.ipv6_address_;
  71. return *this;
  72. }
  73. address& address::operator=(
  74. const boost::asio::ip::address_v4& ipv4_address) noexcept
  75. {
  76. type_ = ipv4;
  77. ipv4_address_ = ipv4_address;
  78. ipv6_address_ = boost::asio::ip::address_v6();
  79. return *this;
  80. }
  81. address& address::operator=(
  82. const boost::asio::ip::address_v6& ipv6_address) noexcept
  83. {
  84. type_ = ipv6;
  85. ipv4_address_ = boost::asio::ip::address_v4();
  86. ipv6_address_ = ipv6_address;
  87. return *this;
  88. }
  89. address make_address(const char* str)
  90. {
  91. boost::system::error_code ec;
  92. address addr = make_address(str, ec);
  93. boost::asio::detail::throw_error(ec);
  94. return addr;
  95. }
  96. address make_address(const char* str,
  97. boost::system::error_code& ec) noexcept
  98. {
  99. boost::asio::ip::address_v6 ipv6_address =
  100. boost::asio::ip::make_address_v6(str, ec);
  101. if (!ec)
  102. return address(ipv6_address);
  103. boost::asio::ip::address_v4 ipv4_address =
  104. boost::asio::ip::make_address_v4(str, ec);
  105. if (!ec)
  106. return address(ipv4_address);
  107. return address();
  108. }
  109. address make_address(const std::string& str)
  110. {
  111. return make_address(str.c_str());
  112. }
  113. address make_address(const std::string& str,
  114. boost::system::error_code& ec) noexcept
  115. {
  116. return make_address(str.c_str(), ec);
  117. }
  118. #if defined(BOOST_ASIO_HAS_STRING_VIEW)
  119. address make_address(string_view str)
  120. {
  121. return make_address(static_cast<std::string>(str));
  122. }
  123. address make_address(string_view str,
  124. boost::system::error_code& ec) noexcept
  125. {
  126. return make_address(static_cast<std::string>(str), ec);
  127. }
  128. #endif // defined(BOOST_ASIO_HAS_STRING_VIEW)
  129. boost::asio::ip::address_v4 address::to_v4() const
  130. {
  131. if (type_ != ipv4)
  132. {
  133. bad_address_cast ex;
  134. boost::asio::detail::throw_exception(ex);
  135. }
  136. return ipv4_address_;
  137. }
  138. boost::asio::ip::address_v6 address::to_v6() const
  139. {
  140. if (type_ != ipv6)
  141. {
  142. bad_address_cast ex;
  143. boost::asio::detail::throw_exception(ex);
  144. }
  145. return ipv6_address_;
  146. }
  147. std::string address::to_string() const
  148. {
  149. if (type_ == ipv6)
  150. return ipv6_address_.to_string();
  151. return ipv4_address_.to_string();
  152. }
  153. #if !defined(BOOST_ASIO_NO_DEPRECATED)
  154. std::string address::to_string(boost::system::error_code& ec) const
  155. {
  156. if (type_ == ipv6)
  157. return ipv6_address_.to_string(ec);
  158. return ipv4_address_.to_string(ec);
  159. }
  160. #endif // !defined(BOOST_ASIO_NO_DEPRECATED)
  161. bool address::is_loopback() const noexcept
  162. {
  163. return (type_ == ipv4)
  164. ? ipv4_address_.is_loopback()
  165. : ipv6_address_.is_loopback();
  166. }
  167. bool address::is_unspecified() const noexcept
  168. {
  169. return (type_ == ipv4)
  170. ? ipv4_address_.is_unspecified()
  171. : ipv6_address_.is_unspecified();
  172. }
  173. bool address::is_multicast() const noexcept
  174. {
  175. return (type_ == ipv4)
  176. ? ipv4_address_.is_multicast()
  177. : ipv6_address_.is_multicast();
  178. }
  179. bool operator==(const address& a1, const address& a2) noexcept
  180. {
  181. if (a1.type_ != a2.type_)
  182. return false;
  183. if (a1.type_ == address::ipv6)
  184. return a1.ipv6_address_ == a2.ipv6_address_;
  185. return a1.ipv4_address_ == a2.ipv4_address_;
  186. }
  187. bool operator<(const address& a1, const address& a2) noexcept
  188. {
  189. if (a1.type_ < a2.type_)
  190. return true;
  191. if (a1.type_ > a2.type_)
  192. return false;
  193. if (a1.type_ == address::ipv6)
  194. return a1.ipv6_address_ < a2.ipv6_address_;
  195. return a1.ipv4_address_ < a2.ipv4_address_;
  196. }
  197. } // namespace ip
  198. } // namespace asio
  199. } // namespace boost
  200. #include <boost/asio/detail/pop_options.hpp>
  201. #endif // BOOST_ASIO_IP_IMPL_ADDRESS_IPP