Boost Asio总结class address

Posted 2022-03-19 thefist11

class address

public:
  /// Default constructor.
  BOOST_ASIO_DECL address() BOOST_ASIO_NOEXCEPT;

  /// Construct an address from an IPv4 address.
  BOOST_ASIO_DECL address(
      const boost::asio::ip::address_v4& ipv4_address) BOOST_ASIO_NOEXCEPT;

  /// Construct an address from an IPv6 address.
  BOOST_ASIO_DECL address(
      const boost::asio::ip::address_v6& ipv6_address) BOOST_ASIO_NOEXCEPT;

  /// Copy constructor.
  BOOST_ASIO_DECL address(const address& other) BOOST_ASIO_NOEXCEPT;

#if defined(BOOST_ASIO_HAS_MOVE)
  /// Move constructor.
  BOOST_ASIO_DECL address(address&& other) BOOST_ASIO_NOEXCEPT;
#endif // defined(BOOST_ASIO_HAS_MOVE)

  /// Assign from another address.
  BOOST_ASIO_DECL address& operator=(const address& other) BOOST_ASIO_NOEXCEPT;

#if defined(BOOST_ASIO_HAS_MOVE)
  /// Move-assign from another address.
  BOOST_ASIO_DECL address& operator=(address&& other) BOOST_ASIO_NOEXCEPT;
#endif // defined(BOOST_ASIO_HAS_MOVE)

  /// Assign from an IPv4 address.
  BOOST_ASIO_DECL address& operator=(
      const boost::asio::ip::address_v4& ipv4_address) BOOST_ASIO_NOEXCEPT;

  /// Assign from an IPv6 address.
  BOOST_ASIO_DECL address& operator=(
      const boost::asio::ip::address_v6& ipv6_address) BOOST_ASIO_NOEXCEPT;

  /// Get whether the address is an IP version 4 address.
  bool is_v4() const BOOST_ASIO_NOEXCEPT
  
    return type_ == ipv4;
  

  /// Get whether the address is an IP version 6 address.
  bool is_v6() const BOOST_ASIO_NOEXCEPT
  
    return type_ == ipv6;
  

  /// Get the address as an IP version 4 address.
  BOOST_ASIO_DECL boost::asio::ip::address_v4 to_v4() const;

  /// Get the address as an IP version 6 address.
  BOOST_ASIO_DECL boost::asio::ip::address_v6 to_v6() const;

  /// Get the address as a string.
  BOOST_ASIO_DECL std::string to_string() const;

#if !defined(BOOST_ASIO_NO_DEPRECATED)
  /// (Deprecated: Use other overload.) Get the address as a string.
  BOOST_ASIO_DECL std::string to_string(boost::system::error_code& ec) const;

  /// (Deprecated: Use make_address().) Create an address from an IPv4 address
  /// string in dotted decimal form, or from an IPv6 address in hexadecimal
  /// notation.
  static address from_string(const char* str);

  /// (Deprecated: Use make_address().) Create an address from an IPv4 address
  /// string in dotted decimal form, or from an IPv6 address in hexadecimal
  /// notation.
  static address from_string(const char* str, boost::system::error_code& ec);

  /// (Deprecated: Use make_address().) Create an address from an IPv4 address
  /// string in dotted decimal form, or from an IPv6 address in hexadecimal
  /// notation.
  static address from_string(const std::string& str);

  /// (Deprecated: Use make_address().) Create an address from an IPv4 address
  /// string in dotted decimal form, or from an IPv6 address in hexadecimal
  /// notation.
  static address from_string(
      const std::string& str, boost::system::error_code& ec);
#endif // !defined(BOOST_ASIO_NO_DEPRECATED)

  /// Determine whether the address is a loopback address.
  BOOST_ASIO_DECL bool is_loopback() const BOOST_ASIO_NOEXCEPT;

  /// Determine whether the address is unspecified.
  BOOST_ASIO_DECL bool is_unspecified() const BOOST_ASIO_NOEXCEPT;

  /// Determine whether the address is a multicast address.
  BOOST_ASIO_DECL bool is_multicast() const BOOST_ASIO_NOEXCEPT;

  /// Compare two addresses for equality.
  BOOST_ASIO_DECL friend bool operator==(const address& a1,
      const address& a2) BOOST_ASIO_NOEXCEPT;

  /// Compare two addresses for inequality.
  friend bool operator!=(const address& a1,
      const address& a2) BOOST_ASIO_NOEXCEPT
  
    return !(a1 == a2);
  

  /// Compare addresses for ordering.
  BOOST_ASIO_DECL friend bool operator<(const address& a1,
      const address& a2) BOOST_ASIO_NOEXCEPT;

  /// Compare addresses for ordering.
  friend bool operator>(const address& a1,
      const address& a2) BOOST_ASIO_NOEXCEPT
  
    return a2 < a1;
  

  /// Compare addresses for ordering.
  friend bool operator<=(const address& a1,
      const address& a2) BOOST_ASIO_NOEXCEPT
  
    return !(a2 < a1);
  

  /// Compare addresses for ordering.
  friend bool operator>=(const address& a1,
      const address& a2) BOOST_ASIO_NOEXCEPT
  
    return !(a1 < a2);
  

private:
  // The type of the address.
  enum  ipv4, ipv6  type_;

  // The underlying IPv4 address.
  boost::asio::ip::address_v4 ipv4_address_;

  // The underlying IPv6 address.
  boost::asio::ip::address_v6 ipv6_address_;
;