asio::ip::network_v4 Class Reference

Represents an IPv4 network. More...

#include <network_v4.hpp>

Public Member Functions
	network_v4 () ASIO_NOEXCEPT
	Default constructor.
ASIO_DECL	network_v4 (const address_v4 &addr, unsigned short prefix_len)
	Construct a network based on the specified address and prefix length.
ASIO_DECL	network_v4 (const address_v4 &addr, const address_v4 &mask)
	Construct network based on the specified address and netmask.
	network_v4 (const network_v4 &other) ASIO_NOEXCEPT
	Copy constructor.
network_v4 &	operator= (const network_v4 &other) ASIO_NOEXCEPT
	Assign from another network.
address_v4	address () const ASIO_NOEXCEPT
	Obtain the address object specified when the network object was created.
unsigned short	prefix_length () const ASIO_NOEXCEPT
	Obtain the prefix length that was specified when the network object was created. More...
ASIO_DECL address_v4	netmask () const ASIO_NOEXCEPT
	Obtain the netmask that was specified when the network object was created.
address_v4	network () const ASIO_NOEXCEPT
	Obtain an address object that represents the network address.
address_v4	broadcast () const ASIO_NOEXCEPT
	Obtain an address object that represents the network's broadcast address.
ASIO_DECL address_v4_range	hosts () const ASIO_NOEXCEPT
	Obtain an address range corresponding to the hosts in the network.
network_v4	canonical () const ASIO_NOEXCEPT
	Obtain the true network address, omitting any host bits.
bool	is_host () const ASIO_NOEXCEPT
	Test if network is a valid host address.
ASIO_DECL bool	is_subnet_of (const network_v4 &other) const
	Test if a network is a real subnet of another network.
ASIO_DECL std::string	to_string () const
	Get the network as an address in dotted decimal format.
ASIO_DECL std::string	to_string (asio::error_code &ec) const
	Get the network as an address in dotted decimal format.

Friends
bool	operator== (const network_v4 &a, const network_v4 &b)
	Compare two networks for equality.
bool	operator!= (const network_v4 &a, const network_v4 &b)
	Compare two networks for inequality.

Related Functions
(Note that these are not member functions.)
ASIO_DECL network_v4	make_network_v4 (const char *str)
	Create an IPv4 network from a string containing IP address and prefix length.
ASIO_DECL network_v4	make_network_v4 (const char *str, asio::error_code &ec)
	Create an IPv4 network from a string containing IP address and prefix length.
ASIO_DECL network_v4	make_network_v4 (const std::string &str)
	Create an IPv4 network from a string containing IP address and prefix length.
ASIO_DECL network_v4	make_network_v4 (const std::string &str, asio::error_code &ec)
	Create an IPv4 network from a string containing IP address and prefix length.

Detailed Description

Represents an IPv4 network.

The asio::ip::network_v4 class provides the ability to use and manipulate IP version 4 networks.

Thread Safety

Distinct objects: Safe.
Shared objects: Unsafe.

Member Function Documentation

prefix_length()

unsigned short asio::ip::network_v4::prefix_length ( ) const

inline

Obtain the prefix length that was specified when the network object was created.

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The documentation for this class was generated from the following files:

• Thirdparty/asio/include/asio/ip/network_v4.hpp
• Thirdparty/asio/include/asio/ip/impl/network_v4.ipp