Enum smol::net::SocketAddr

1.0.0 · source · [−]

pub enum SocketAddr {
    V4(SocketAddrV4),
    V6(SocketAddrV6),
}

Expand description

An internet socket address, either IPv4 or IPv6.

Internet socket addresses consist of an IP address, a 16-bit port number, as well as possibly some version-dependent additional information. See SocketAddrV4’s and SocketAddrV6’s respective documentation for more details.

The size of a SocketAddr instance may vary depending on the target operating system.

Examples

use std::net::{IpAddr, Ipv4Addr, SocketAddr};

let socket = SocketAddr::new(IpAddr::V4(Ipv4Addr::new(127, 0, 0, 1)), 8080);

assert_eq!("127.0.0.1:8080".parse(), Ok(socket));
assert_eq!(socket.port(), 8080);
assert_eq!(socket.is_ipv4(), true);

Variants

`V4(SocketAddrV4)`

An IPv4 socket address.

`V6(SocketAddrV6)`

An IPv6 socket address.

Implementations

source

impl SocketAddr

1.7.0 · source

pub fn new(ip: IpAddr, port: u16) -> SocketAddr

Creates a new socket address from an IP address and a port number.

Examples

use std::net::{IpAddr, Ipv4Addr, SocketAddr};

let socket = SocketAddr::new(IpAddr::V4(Ipv4Addr::new(127, 0, 0, 1)), 8080);
assert_eq!(socket.ip(), IpAddr::V4(Ipv4Addr::new(127, 0, 0, 1)));
assert_eq!(socket.port(), 8080);

1.7.0 (const: unstable) · source

pub fn ip(&self) -> IpAddr

Returns the IP address associated with this socket address.

Examples

use std::net::{IpAddr, Ipv4Addr, SocketAddr};

let socket = SocketAddr::new(IpAddr::V4(Ipv4Addr::new(127, 0, 0, 1)), 8080);
assert_eq!(socket.ip(), IpAddr::V4(Ipv4Addr::new(127, 0, 0, 1)));

1.9.0 · source

pub fn set_ip(&mut self, new_ip: IpAddr)

Changes the IP address associated with this socket address.

Examples

use std::net::{IpAddr, Ipv4Addr, SocketAddr};

let mut socket = SocketAddr::new(IpAddr::V4(Ipv4Addr::new(127, 0, 0, 1)), 8080);
socket.set_ip(IpAddr::V4(Ipv4Addr::new(10, 10, 0, 1)));
assert_eq!(socket.ip(), IpAddr::V4(Ipv4Addr::new(10, 10, 0, 1)));

const: unstable · source

pub fn port(&self) -> u16

Returns the port number associated with this socket address.

Examples

use std::net::{IpAddr, Ipv4Addr, SocketAddr};

let socket = SocketAddr::new(IpAddr::V4(Ipv4Addr::new(127, 0, 0, 1)), 8080);
assert_eq!(socket.port(), 8080);

1.9.0 · source

pub fn set_port(&mut self, new_port: u16)

Changes the port number associated with this socket address.

Examples

use std::net::{IpAddr, Ipv4Addr, SocketAddr};

let mut socket = SocketAddr::new(IpAddr::V4(Ipv4Addr::new(127, 0, 0, 1)), 8080);
socket.set_port(1025);
assert_eq!(socket.port(), 1025);

1.16.0 (const: unstable) · source

pub fn is_ipv4(&self) -> bool

Returns true if the IP address in this SocketAddr is an IPv4 address, and false otherwise.

Examples

use std::net::{IpAddr, Ipv4Addr, SocketAddr};

let socket = SocketAddr::new(IpAddr::V4(Ipv4Addr::new(127, 0, 0, 1)), 8080);
assert_eq!(socket.is_ipv4(), true);
assert_eq!(socket.is_ipv6(), false);

1.16.0 (const: unstable) · source

pub fn is_ipv6(&self) -> bool

Returns true if the IP address in this SocketAddr is an IPv6 address, and false otherwise.

Examples

use std::net::{IpAddr, Ipv6Addr, SocketAddr};

let socket = SocketAddr::new(IpAddr::V6(Ipv6Addr::new(0, 0, 0, 0, 0, 65535, 0, 1)), 8080);
assert_eq!(socket.is_ipv4(), false);
assert_eq!(socket.is_ipv6(), true);