Socket address type.

Network prefix type.

IPv4 socket address type.

Socket port type.

IPv4 address representation unsigned integer type.

IPv4 Internet address type.

IPv4 address class.

Types

• using size_type = size_t

  Alias to std::size_t.

• using const_iterator = const_pointer

  Constant iterator.

• using iterator = pointer

  Iterator.

• using reference = value_type &

  Reference to octet.

• using pointer = value_type *

  Pointer to octet.

• using rep_type = addr4_type

  Unsigned 4-byte integer type.

• using value_type = u8

  Octet type.

Fields

• char _bytes[4]
• value_type _octets[4]
• inet4_type _address
• addr4_type _integer
• const typedef value_type & const_reference

  Constant reference to octet.

• const typedef value_type * const_pointer

  Constant pointer to octet.

Methods

• from_prefix(prefix_type prefix) -> ipv4_address

  Create network mask from network prefix.

• size() -> constexpr static size_type

  Get the number of octets.

• position(ipv4_address netmask) const -> constexpr addr4_type

  Compute address position in the subnetwork specified by netmask.

• to_prefix() const -> prefix_type

  Return network prefix assuming that this address is network mask.

• clear() -> void
• back() const -> value_type

  Get last octet.

• back() -> reference

  Get last octet.

• front() const -> value_type

  Get first octet.

• front() -> reference

  Get first octet.

• end() const -> const_iterator

  Get iterator to the end of octet array.

• end() -> iterator

  Get iterator to the end of octet array.

• begin() const -> const_iterator

  Get iterator to the beginning of octet array.

• begin() -> iterator

  Get iterator to the beginning of octet array.

• data() const -> const_pointer

  Get pointer to the first octet.

• data() -> pointer

  Get pointer to the first octet.

• operator[](size_type i) const -> constexpr value_type

  Get specified octet.

• operator[](size_type i) -> reference

  Get reference to the specified octet.

• operator!() const -> constexpr bool

  Returns true if integer representations is nought.

• operator bool() const -> constexprexplicit

  Returns true if integer representations is non-nought.

• operator!=(ipv4_address rhs) const -> constexpr bool

  Compare address integer representations.

• operator==(ipv4_address rhs) const -> constexpr bool

  Compare address integer representations.

• operator>=(const ipv4_address & rhs) const -> constexpr bool
• operator>(const ipv4_address & rhs) const -> constexpr bool
• operator<=(const ipv4_address & rhs) const -> constexpr bool
• operator<(const ipv4_address & rhs) const -> constexpr bool

  Compare address integer representations.

• operator const inet4_type &() const -> constexpr

  Automatically cast to in_addr system type.

• rep() const -> constexpr addr4_type

  Get integer representation of the address.

• ipv4_address(const char * rhs)explicit
• ipv4_address(const sockinet4_type & rhs)

  Construct IPv4 address from sockaddr system type.

• ipv4_address(value_type o1, value_type o2, value_type o3, value_type o4) -> constexpr

  Construct IPv4 address manually specifying each octet.

• ipv4_address(const inet4_type & rhs) -> constexprexplicit

  Construct IPv4 address from in_addr system type.

• ipv4_address(const ipv4_address & rhs) -> constexpr

  Copy-constructor.

• ipv4_address(addr4_type rhs) -> constexprexplicit

  Construct IPv4 address from integer type.

• ipv4_address() -> constexpr

Friends

• operator>>

  Get address in binary form.

• operator<<

  Put address in binary form.

• operator>>

  Parse textual representation of the address.

• operator<<

  Print textual representation of the address.

Specialisation of ipaddr_traits for ipv4_address.

Types

• using socket_address_type = ipv4_socket_address

  Socket address type.

• using value_type = ipv4_address::value_type

  Octet type.

Fields

• constexpr const sa_family_type family

  IP-address family.

• constexpr const value_type loopback_first_octet

  First octet of loopback address.

Methods

• port(const socket_address & rhs) -> port_type

  Get IPv4 port from socket_address.

• address(const socket_address & rhs) -> ipv4_address

  Get IPv4 address from socket_address.

• widearea_mask() -> constexpr ipv4_address

  Wide area network mask.

• loopback_mask() -> constexpr ipv4_address

  Loopback network mask.

• localhost() -> constexpr ipv4_address

  Localhost address.

Specialisation of std::hash for sys::ipv4_address.

Base classes

• public std::hash< sys::ipv4_address::rep_type >

Derived classes

• std::hash< sys::ipv4_socket_address >

Types

• using argument_type = sys::ipv4_address

  Hash function argument type.

• using result_type = size_t

  Hash function return value type.

Methods

• operator()(const argument_type & rhs) const -> result_type

  Return hash of 8-byte integer that represents the address.

Print textual representation of the address.

Parse textual representation of the address.