Class ipv4_address

An IP version 4 style address.

Synopsis

class ipv4_address;

Declared in file <include/boost/url/ipv6_address.hpp> on line 27

Defined in file <include/boost/url/ipv4_address.hpp> on line 53

Types

Name

Description

uint_type

The type used to represent an address as an unsigned integer

bytes_type

The type used to represent an address as an array of bytes

Member Functions

Name

Description

ipv4_address

Constructor.

ipv4_address

Constructor.

operator=

Copy Assignment.

ipv4_address

Construct from an unsigned integer.

ipv4_address

Construct from an array of bytes.

ipv4_address

Construct from a string.

to_bytes

Return the address as bytes, in network byte order.

to_uint

Return the address as an unsigned integer.

to_string

Return the address as a string in dotted decimal format

to_buffer

Write a dotted decimal string representing the address to a buffer

is_loopback

Return true if the address is a loopback address

is_unspecified

Return true if the address is unspecified

is_multicast

Return true if the address is a multicast address

Static Data Members

Name

Description

max_str_len

The number of characters in the longest possible IPv4 string.

Friends

Name

Description

operator==

Return true if two addresses are equal

operator!=

Return true if two addresses are not equal

operator<<

ipv6_address

Description

Objects of this type are used to construct, parse, and manipulate IP version 6 addresses.

BNF

IPv4address = dec-octet "." dec-octet "." dec-octet "." dec-octet

dec-octet   = DIGIT                 ; 0-9
            / %x31-39 DIGIT         ; 10-99
            / "1" 2DIGIT            ; 100-199
            / "2" %x30-34 DIGIT     ; 200-249
            / "25" %x30-35          ; 250-255

Specification