<!DOCTYPE html><html lang="en"><head><meta charset="utf-8"><meta name="viewport" content="width=device-width, initial-scale=1.0"><meta name="generator" content="rustdoc"><meta name="description" content="Source to the Rust file `libstd/net/addr.rs`."><meta name="keywords" content="rust, rustlang, rust-lang"><title>addr.rs.html -- source</title><link rel="stylesheet" type="text/css" href="../../../normalize.css"><link rel="stylesheet" type="text/css" href="../../../rustdoc.css" id="mainThemeStyle"><link rel="stylesheet" type="text/css" href="../../../dark.css"><link rel="stylesheet" type="text/css" href="../../../light.css" id="themeStyle"><script src="../../../storage.js"></script><link rel="shortcut icon" href="https://doc.rust-lang.org/favicon.ico"></head><body class="rustdoc source"><!--[if lte IE 8]><div class="warning">This old browser is unsupported and will most likely display funky things.</div><![endif]--><nav class="sidebar"><div class="sidebar-menu">☰</div><a href='../../../std/index.html'><img src='https://www.rust-lang.org/logos/rust-logo-128x128-blk-v2.png' alt='logo' width='100'></a></nav><div class="theme-picker"><button id="theme-picker" aria-label="Pick another theme!"><img src="../../../brush.svg" width="18" alt="Pick another theme!"></button><div id="theme-choices"></div></div><script src="../../../theme.js"></script><nav class="sub"><form class="search-form js-only"><div class="search-container"><input class="search-input" name="search" autocomplete="off" placeholder="Click or press ‘S’ to search, ‘?’ for more options…" type="search"><a id="settings-menu" href="../../../settings.html"><img src="../../../wheel.svg" width="18" alt="Change settings"></a></div></form></nav><section id="main" class="content"><pre class="line-numbers"><span id="1"> 1</span>
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</pre><pre class="rust ">
<span class="comment">// Copyright 2015 The Rust Project Developers. See the COPYRIGHT</span>
<span class="comment">// file at the top-level directory of this distribution and at</span>
<span class="comment">// http://rust-lang.org/COPYRIGHT.</span>
<span class="comment">//</span>
<span class="comment">// Licensed under the Apache License, Version 2.0 <LICENSE-APACHE or</span>
<span class="comment">// http://www.apache.org/licenses/LICENSE-2.0> or the MIT license</span>
<span class="comment">// <LICENSE-MIT or http://opensource.org/licenses/MIT>, at your</span>
<span class="comment">// option. This file may not be copied, modified, or distributed</span>
<span class="comment">// except according to those terms.</span>
<span class="kw">use</span> <span class="ident">fmt</span>;
<span class="kw">use</span> <span class="ident">hash</span>;
<span class="kw">use</span> <span class="ident">io</span>;
<span class="kw">use</span> <span class="ident">mem</span>;
<span class="kw">use</span> <span class="ident">net</span>::{<span class="ident">ntoh</span>, <span class="ident">hton</span>, <span class="ident">IpAddr</span>, <span class="ident">Ipv4Addr</span>, <span class="ident">Ipv6Addr</span>};
<span class="kw">use</span> <span class="ident">option</span>;
<span class="kw">use</span> <span class="ident">sys</span>::<span class="ident">net</span>::<span class="ident">netc</span> <span class="kw">as</span> <span class="ident">c</span>;
<span class="kw">use</span> <span class="ident">sys_common</span>::{<span class="ident">FromInner</span>, <span class="ident">AsInner</span>, <span class="ident">IntoInner</span>};
<span class="kw">use</span> <span class="ident">sys_common</span>::<span class="ident">net</span>::<span class="ident">lookup_host</span>;
<span class="kw">use</span> <span class="ident">vec</span>;
<span class="kw">use</span> <span class="ident">iter</span>;
<span class="kw">use</span> <span class="ident">slice</span>;
<span class="doccomment">/// An internet socket address, either IPv4 or IPv6.</span>
<span class="doccomment">///</span>
<span class="doccomment">/// Internet socket addresses consist of an [IP address], a 16-bit port number, as well</span>
<span class="doccomment">/// as possibly some version-dependent additional information. See [`SocketAddrV4`]'s and</span>
<span class="doccomment">/// [`SocketAddrV6`]'s respective documentation for more details.</span>
<span class="doccomment">///</span>
<span class="doccomment">/// The size of a `SocketAddr` instance may vary depending on the target operating</span>
<span class="doccomment">/// system.</span>
<span class="doccomment">///</span>
<span class="doccomment">/// [IP address]: ../../std/net/enum.IpAddr.html</span>
<span class="doccomment">/// [`SocketAddrV4`]: ../../std/net/struct.SocketAddrV4.html</span>
<span class="doccomment">/// [`SocketAddrV6`]: ../../std/net/struct.SocketAddrV6.html</span>
<span class="doccomment">///</span>
<span class="doccomment">/// # Examples</span>
<span class="doccomment">///</span>
<span class="doccomment">/// ```</span>
<span class="doccomment">/// use std::net::{IpAddr, Ipv4Addr, SocketAddr};</span>
<span class="doccomment">///</span>
<span class="doccomment">/// let socket = SocketAddr::new(IpAddr::V4(Ipv4Addr::new(127, 0, 0, 1)), 8080);</span>
<span class="doccomment">///</span>
<span class="doccomment">/// assert_eq!("127.0.0.1:8080".parse(), Ok(socket));</span>
<span class="doccomment">/// assert_eq!(socket.port(), 8080);</span>
<span class="doccomment">/// assert_eq!(socket.is_ipv4(), true);</span>
<span class="doccomment">/// ```</span>
<span class="attribute">#[<span class="ident">derive</span>(<span class="ident">Copy</span>, <span class="ident">Clone</span>, <span class="ident">PartialEq</span>, <span class="ident">Eq</span>, <span class="ident">Hash</span>, <span class="ident">Debug</span>)]</span>
<span class="attribute">#[<span class="ident">stable</span>(<span class="ident">feature</span> <span class="op">=</span> <span class="string">"rust1"</span>, <span class="ident">since</span> <span class="op">=</span> <span class="string">"1.0.0"</span>)]</span>
<span class="kw">pub</span> <span class="kw">enum</span> <span class="ident">SocketAddr</span> {
<span class="doccomment">/// An IPv4 socket address.</span>
<span class="attribute">#[<span class="ident">stable</span>(<span class="ident">feature</span> <span class="op">=</span> <span class="string">"rust1"</span>, <span class="ident">since</span> <span class="op">=</span> <span class="string">"1.0.0"</span>)]</span>
<span class="ident">V4</span>(<span class="attribute">#[<span class="ident">stable</span>(<span class="ident">feature</span> <span class="op">=</span> <span class="string">"rust1"</span>, <span class="ident">since</span> <span class="op">=</span> <span class="string">"1.0.0"</span>)]</span> <span class="ident">SocketAddrV4</span>),
<span class="doccomment">/// An IPv6 socket address.</span>
<span class="attribute">#[<span class="ident">stable</span>(<span class="ident">feature</span> <span class="op">=</span> <span class="string">"rust1"</span>, <span class="ident">since</span> <span class="op">=</span> <span class="string">"1.0.0"</span>)]</span>
<span class="ident">V6</span>(<span class="attribute">#[<span class="ident">stable</span>(<span class="ident">feature</span> <span class="op">=</span> <span class="string">"rust1"</span>, <span class="ident">since</span> <span class="op">=</span> <span class="string">"1.0.0"</span>)]</span> <span class="ident">SocketAddrV6</span>),
}
<span class="doccomment">/// An IPv4 socket address.</span>
<span class="doccomment">///</span>
<span class="doccomment">/// IPv4 socket addresses consist of an [IPv4 address] and a 16-bit port number, as</span>
<span class="doccomment">/// stated in [IETF RFC 793].</span>
<span class="doccomment">///</span>
<span class="doccomment">/// See [`SocketAddr`] for a type encompassing both IPv4 and IPv6 socket addresses.</span>
<span class="doccomment">///</span>
<span class="doccomment">/// The size of a `SocketAddrV4` struct may vary depending on the target operating</span>
<span class="doccomment">/// system.</span>
<span class="doccomment">///</span>
<span class="doccomment">/// [IETF RFC 793]: https://tools.ietf.org/html/rfc793</span>
<span class="doccomment">/// [IPv4 address]: ../../std/net/struct.Ipv4Addr.html</span>
<span class="doccomment">/// [`SocketAddr`]: ../../std/net/enum.SocketAddr.html</span>
<span class="doccomment">///</span>
<span class="doccomment">/// # Examples</span>
<span class="doccomment">///</span>
<span class="doccomment">/// ```</span>
<span class="doccomment">/// use std::net::{Ipv4Addr, SocketAddrV4};</span>
<span class="doccomment">///</span>
<span class="doccomment">/// let socket = SocketAddrV4::new(Ipv4Addr::new(127, 0, 0, 1), 8080);</span>
<span class="doccomment">///</span>
<span class="doccomment">/// assert_eq!("127.0.0.1:8080".parse(), Ok(socket));</span>
<span class="doccomment">/// assert_eq!(socket.ip(), &Ipv4Addr::new(127, 0, 0, 1));</span>
<span class="doccomment">/// assert_eq!(socket.port(), 8080);</span>
<span class="doccomment">/// ```</span>
<span class="attribute">#[<span class="ident">derive</span>(<span class="ident">Copy</span>)]</span>
<span class="attribute">#[<span class="ident">stable</span>(<span class="ident">feature</span> <span class="op">=</span> <span class="string">"rust1"</span>, <span class="ident">since</span> <span class="op">=</span> <span class="string">"1.0.0"</span>)]</span>
<span class="kw">pub</span> <span class="kw">struct</span> <span class="ident">SocketAddrV4</span> { <span class="ident">inner</span>: <span class="ident">c</span>::<span class="ident">sockaddr_in</span> }
<span class="doccomment">/// An IPv6 socket address.</span>
<span class="doccomment">///</span>
<span class="doccomment">/// IPv6 socket addresses consist of an [Ipv6 address], a 16-bit port number, as well</span>
<span class="doccomment">/// as fields containing the traffic class, the flow label, and a scope identifier</span>
<span class="doccomment">/// (see [IETF RFC 2553, Section 3.3] for more details).</span>
<span class="doccomment">///</span>
<span class="doccomment">/// See [`SocketAddr`] for a type encompassing both IPv4 and IPv6 socket addresses.</span>
<span class="doccomment">///</span>
<span class="doccomment">/// The size of a `SocketAddrV6` struct may vary depending on the target operating</span>
<span class="doccomment">/// system.</span>
<span class="doccomment">///</span>
<span class="doccomment">/// [IETF RFC 2553, Section 3.3]: https://tools.ietf.org/html/rfc2553#section-3.3</span>
<span class="doccomment">/// [IPv6 address]: ../../std/net/struct.Ipv6Addr.html</span>
<span class="doccomment">/// [`SocketAddr`]: ../../std/net/enum.SocketAddr.html</span>
<span class="doccomment">///</span>
<span class="doccomment">/// # Examples</span>
<span class="doccomment">///</span>
<span class="doccomment">/// ```</span>
<span class="doccomment">/// use std::net::{Ipv6Addr, SocketAddrV6};</span>
<span class="doccomment">///</span>
<span class="doccomment">/// let socket = SocketAddrV6::new(Ipv6Addr::new(0x2001, 0xdb8, 0, 0, 0, 0, 0, 1), 8080, 0, 0);</span>
<span class="doccomment">///</span>
<span class="doccomment">/// assert_eq!("[2001:db8::1]:8080".parse(), Ok(socket));</span>
<span class="doccomment">/// assert_eq!(socket.ip(), &Ipv6Addr::new(0x2001, 0xdb8, 0, 0, 0, 0, 0, 1));</span>
<span class="doccomment">/// assert_eq!(socket.port(), 8080);</span>
<span class="doccomment">/// ```</span>
<span class="attribute">#[<span class="ident">derive</span>(<span class="ident">Copy</span>)]</span>
<span class="attribute">#[<span class="ident">stable</span>(<span class="ident">feature</span> <span class="op">=</span> <span class="string">"rust1"</span>, <span class="ident">since</span> <span class="op">=</span> <span class="string">"1.0.0"</span>)]</span>
<span class="kw">pub</span> <span class="kw">struct</span> <span class="ident">SocketAddrV6</span> { <span class="ident">inner</span>: <span class="ident">c</span>::<span class="ident">sockaddr_in6</span> }
<span class="kw">impl</span> <span class="ident">SocketAddr</span> {
<span class="doccomment">/// Creates a new socket address from an [IP address] and a port number.</span>
<span class="doccomment">///</span>
<span class="doccomment">/// [IP address]: ../../std/net/enum.IpAddr.html</span>
<span class="doccomment">///</span>
<span class="doccomment">/// # Examples</span>
<span class="doccomment">///</span>
<span class="doccomment">/// ```</span>
<span class="doccomment">/// use std::net::{IpAddr, Ipv4Addr, SocketAddr};</span>
<span class="doccomment">///</span>
<span class="doccomment">/// let socket = SocketAddr::new(IpAddr::V4(Ipv4Addr::new(127, 0, 0, 1)), 8080);</span>
<span class="doccomment">/// assert_eq!(socket.ip(), IpAddr::V4(Ipv4Addr::new(127, 0, 0, 1)));</span>
<span class="doccomment">/// assert_eq!(socket.port(), 8080);</span>
<span class="doccomment">/// ```</span>
<span class="attribute">#[<span class="ident">stable</span>(<span class="ident">feature</span> <span class="op">=</span> <span class="string">"ip_addr"</span>, <span class="ident">since</span> <span class="op">=</span> <span class="string">"1.7.0"</span>)]</span>
<span class="kw">pub</span> <span class="kw">fn</span> <span class="ident">new</span>(<span class="ident">ip</span>: <span class="ident">IpAddr</span>, <span class="ident">port</span>: <span class="ident">u16</span>) <span class="op">-></span> <span class="ident">SocketAddr</span> {
<span class="kw">match</span> <span class="ident">ip</span> {
<span class="ident">IpAddr</span>::<span class="ident">V4</span>(<span class="ident">a</span>) <span class="op">=></span> <span class="ident">SocketAddr</span>::<span class="ident">V4</span>(<span class="ident">SocketAddrV4</span>::<span class="ident">new</span>(<span class="ident">a</span>, <span class="ident">port</span>)),
<span class="ident">IpAddr</span>::<span class="ident">V6</span>(<span class="ident">a</span>) <span class="op">=></span> <span class="ident">SocketAddr</span>::<span class="ident">V6</span>(<span class="ident">SocketAddrV6</span>::<span class="ident">new</span>(<span class="ident">a</span>, <span class="ident">port</span>, <span class="number">0</span>, <span class="number">0</span>)),
}
}
<span class="doccomment">/// Returns the IP address associated with this socket address.</span>
<span class="doccomment">///</span>
<span class="doccomment">/// # Examples</span>
<span class="doccomment">///</span>
<span class="doccomment">/// ```</span>
<span class="doccomment">/// use std::net::{IpAddr, Ipv4Addr, SocketAddr};</span>
<span class="doccomment">///</span>
<span class="doccomment">/// let socket = SocketAddr::new(IpAddr::V4(Ipv4Addr::new(127, 0, 0, 1)), 8080);</span>
<span class="doccomment">/// assert_eq!(socket.ip(), IpAddr::V4(Ipv4Addr::new(127, 0, 0, 1)));</span>
<span class="doccomment">/// ```</span>
<span class="attribute">#[<span class="ident">stable</span>(<span class="ident">feature</span> <span class="op">=</span> <span class="string">"ip_addr"</span>, <span class="ident">since</span> <span class="op">=</span> <span class="string">"1.7.0"</span>)]</span>
<span class="kw">pub</span> <span class="kw">fn</span> <span class="ident">ip</span>(<span class="kw-2">&</span><span class="self">self</span>) <span class="op">-></span> <span class="ident">IpAddr</span> {
<span class="kw">match</span> <span class="kw-2">*</span><span class="self">self</span> {
<span class="ident">SocketAddr</span>::<span class="ident">V4</span>(<span class="kw-2">ref</span> <span class="ident">a</span>) <span class="op">=></span> <span class="ident">IpAddr</span>::<span class="ident">V4</span>(<span class="kw-2">*</span><span class="ident">a</span>.<span class="ident">ip</span>()),
<span class="ident">SocketAddr</span>::<span class="ident">V6</span>(<span class="kw-2">ref</span> <span class="ident">a</span>) <span class="op">=></span> <span class="ident">IpAddr</span>::<span class="ident">V6</span>(<span class="kw-2">*</span><span class="ident">a</span>.<span class="ident">ip</span>()),
}
}
<span class="doccomment">/// Changes the IP address associated with this socket address.</span>
<span class="doccomment">///</span>
<span class="doccomment">/// # Examples</span>
<span class="doccomment">///</span>
<span class="doccomment">/// ```</span>
<span class="doccomment">/// use std::net::{IpAddr, Ipv4Addr, SocketAddr};</span>
<span class="doccomment">///</span>
<span class="doccomment">/// let mut socket = SocketAddr::new(IpAddr::V4(Ipv4Addr::new(127, 0, 0, 1)), 8080);</span>
<span class="doccomment">/// socket.set_ip(IpAddr::V4(Ipv4Addr::new(10, 10, 0, 1)));</span>
<span class="doccomment">/// assert_eq!(socket.ip(), IpAddr::V4(Ipv4Addr::new(10, 10, 0, 1)));</span>
<span class="doccomment">/// ```</span>
<span class="attribute">#[<span class="ident">stable</span>(<span class="ident">feature</span> <span class="op">=</span> <span class="string">"sockaddr_setters"</span>, <span class="ident">since</span> <span class="op">=</span> <span class="string">"1.9.0"</span>)]</span>
<span class="kw">pub</span> <span class="kw">fn</span> <span class="ident">set_ip</span>(<span class="kw-2">&</span><span class="kw-2">mut</span> <span class="self">self</span>, <span class="ident">new_ip</span>: <span class="ident">IpAddr</span>) {
<span class="comment">// `match (*self, new_ip)` would have us mutate a copy of self only to throw it away.</span>
<span class="kw">match</span> (<span class="self">self</span>, <span class="ident">new_ip</span>) {
(<span class="kw-2">&</span><span class="kw-2">mut</span> <span class="ident">SocketAddr</span>::<span class="ident">V4</span>(<span class="kw-2">ref</span> <span class="kw-2">mut</span> <span class="ident">a</span>), <span class="ident">IpAddr</span>::<span class="ident">V4</span>(<span class="ident">new_ip</span>)) <span class="op">=></span> <span class="ident">a</span>.<span class="ident">set_ip</span>(<span class="ident">new_ip</span>),
(<span class="kw-2">&</span><span class="kw-2">mut</span> <span class="ident">SocketAddr</span>::<span class="ident">V6</span>(<span class="kw-2">ref</span> <span class="kw-2">mut</span> <span class="ident">a</span>), <span class="ident">IpAddr</span>::<span class="ident">V6</span>(<span class="ident">new_ip</span>)) <span class="op">=></span> <span class="ident">a</span>.<span class="ident">set_ip</span>(<span class="ident">new_ip</span>),
(<span class="ident">self_</span>, <span class="ident">new_ip</span>) <span class="op">=></span> <span class="kw-2">*</span><span class="ident">self_</span> <span class="op">=</span> <span class="self">Self</span>::<span class="ident">new</span>(<span class="ident">new_ip</span>, <span class="ident">self_</span>.<span class="ident">port</span>()),
}
}
<span class="doccomment">/// Returns the port number associated with this socket address.</span>
<span class="doccomment">///</span>
<span class="doccomment">/// # Examples</span>
<span class="doccomment">///</span>
<span class="doccomment">/// ```</span>
<span class="doccomment">/// use std::net::{IpAddr, Ipv4Addr, SocketAddr};</span>
<span class="doccomment">///</span>
<span class="doccomment">/// let socket = SocketAddr::new(IpAddr::V4(Ipv4Addr::new(127, 0, 0, 1)), 8080);</span>
<span class="doccomment">/// assert_eq!(socket.port(), 8080);</span>
<span class="doccomment">/// ```</span>
<span class="attribute">#[<span class="ident">stable</span>(<span class="ident">feature</span> <span class="op">=</span> <span class="string">"rust1"</span>, <span class="ident">since</span> <span class="op">=</span> <span class="string">"1.0.0"</span>)]</span>
<span class="kw">pub</span> <span class="kw">fn</span> <span class="ident">port</span>(<span class="kw-2">&</span><span class="self">self</span>) <span class="op">-></span> <span class="ident">u16</span> {
<span class="kw">match</span> <span class="kw-2">*</span><span class="self">self</span> {
<span class="ident">SocketAddr</span>::<span class="ident">V4</span>(<span class="kw-2">ref</span> <span class="ident">a</span>) <span class="op">=></span> <span class="ident">a</span>.<span class="ident">port</span>(),
<span class="ident">SocketAddr</span>::<span class="ident">V6</span>(<span class="kw-2">ref</span> <span class="ident">a</span>) <span class="op">=></span> <span class="ident">a</span>.<span class="ident">port</span>(),
}
}
<span class="doccomment">/// Changes the port number associated with this socket address.</span>
<span class="doccomment">///</span>
<span class="doccomment">/// # Examples</span>
<span class="doccomment">///</span>
<span class="doccomment">/// ```</span>
<span class="doccomment">/// use std::net::{IpAddr, Ipv4Addr, SocketAddr};</span>
<span class="doccomment">///</span>
<span class="doccomment">/// let mut socket = SocketAddr::new(IpAddr::V4(Ipv4Addr::new(127, 0, 0, 1)), 8080);</span>
<span class="doccomment">/// socket.set_port(1025);</span>
<span class="doccomment">/// assert_eq!(socket.port(), 1025);</span>
<span class="doccomment">/// ```</span>
<span class="attribute">#[<span class="ident">stable</span>(<span class="ident">feature</span> <span class="op">=</span> <span class="string">"sockaddr_setters"</span>, <span class="ident">since</span> <span class="op">=</span> <span class="string">"1.9.0"</span>)]</span>
<span class="kw">pub</span> <span class="kw">fn</span> <span class="ident">set_port</span>(<span class="kw-2">&</span><span class="kw-2">mut</span> <span class="self">self</span>, <span class="ident">new_port</span>: <span class="ident">u16</span>) {
<span class="kw">match</span> <span class="kw-2">*</span><span class="self">self</span> {
<span class="ident">SocketAddr</span>::<span class="ident">V4</span>(<span class="kw-2">ref</span> <span class="kw-2">mut</span> <span class="ident">a</span>) <span class="op">=></span> <span class="ident">a</span>.<span class="ident">set_port</span>(<span class="ident">new_port</span>),
<span class="ident">SocketAddr</span>::<span class="ident">V6</span>(<span class="kw-2">ref</span> <span class="kw-2">mut</span> <span class="ident">a</span>) <span class="op">=></span> <span class="ident">a</span>.<span class="ident">set_port</span>(<span class="ident">new_port</span>),
}
}
<span class="doccomment">/// Returns [`true`] if the [IP address] in this `SocketAddr` is an</span>
<span class="doccomment">/// [IPv4 address], and [`false`] otherwise.</span>
<span class="doccomment">///</span>
<span class="doccomment">/// [`true`]: ../../std/primitive.bool.html</span>
<span class="doccomment">/// [`false`]: ../../std/primitive.bool.html</span>
<span class="doccomment">/// [IP address]: ../../std/net/enum.IpAddr.html</span>
<span class="doccomment">/// [IPv4 address]: ../../std/net/enum.IpAddr.html#variant.V4</span>
<span class="doccomment">///</span>
<span class="doccomment">/// # Examples</span>
<span class="doccomment">///</span>
<span class="doccomment">/// ```</span>
<span class="doccomment">/// use std::net::{IpAddr, Ipv4Addr, SocketAddr};</span>
<span class="doccomment">///</span>
<span class="doccomment">/// fn main() {</span>
<span class="doccomment">/// let socket = SocketAddr::new(IpAddr::V4(Ipv4Addr::new(127, 0, 0, 1)), 8080);</span>
<span class="doccomment">/// assert_eq!(socket.is_ipv4(), true);</span>
<span class="doccomment">/// assert_eq!(socket.is_ipv6(), false);</span>
<span class="doccomment">/// }</span>
<span class="doccomment">/// ```</span>
<span class="attribute">#[<span class="ident">stable</span>(<span class="ident">feature</span> <span class="op">=</span> <span class="string">"sockaddr_checker"</span>, <span class="ident">since</span> <span class="op">=</span> <span class="string">"1.16.0"</span>)]</span>
<span class="kw">pub</span> <span class="kw">fn</span> <span class="ident">is_ipv4</span>(<span class="kw-2">&</span><span class="self">self</span>) <span class="op">-></span> <span class="ident">bool</span> {
<span class="kw">match</span> <span class="kw-2">*</span><span class="self">self</span> {
<span class="ident">SocketAddr</span>::<span class="ident">V4</span>(<span class="kw">_</span>) <span class="op">=></span> <span class="bool-val">true</span>,
<span class="ident">SocketAddr</span>::<span class="ident">V6</span>(<span class="kw">_</span>) <span class="op">=></span> <span class="bool-val">false</span>,
}
}
<span class="doccomment">/// Returns [`true`] if the [IP address] in this `SocketAddr` is an</span>
<span class="doccomment">/// [IPv6 address], and [`false`] otherwise.</span>
<span class="doccomment">///</span>
<span class="doccomment">/// [`true`]: ../../std/primitive.bool.html</span>
<span class="doccomment">/// [`false`]: ../../std/primitive.bool.html</span>
<span class="doccomment">/// [IP address]: ../../std/net/enum.IpAddr.html</span>
<span class="doccomment">/// [IPv6 address]: ../../std/net/enum.IpAddr.html#variant.V6</span>
<span class="doccomment">///</span>
<span class="doccomment">/// # Examples</span>
<span class="doccomment">///</span>
<span class="doccomment">/// ```</span>
<span class="doccomment">/// use std::net::{IpAddr, Ipv6Addr, SocketAddr};</span>
<span class="doccomment">///</span>
<span class="doccomment">/// fn main() {</span>
<span class="doccomment">/// let socket = SocketAddr::new(</span>
<span class="doccomment">/// IpAddr::V6(Ipv6Addr::new(0, 0, 0, 0, 0, 65535, 0, 1)), 8080);</span>
<span class="doccomment">/// assert_eq!(socket.is_ipv4(), false);</span>
<span class="doccomment">/// assert_eq!(socket.is_ipv6(), true);</span>
<span class="doccomment">/// }</span>
<span class="doccomment">/// ```</span>
<span class="attribute">#[<span class="ident">stable</span>(<span class="ident">feature</span> <span class="op">=</span> <span class="string">"sockaddr_checker"</span>, <span class="ident">since</span> <span class="op">=</span> <span class="string">"1.16.0"</span>)]</span>
<span class="kw">pub</span> <span class="kw">fn</span> <span class="ident">is_ipv6</span>(<span class="kw-2">&</span><span class="self">self</span>) <span class="op">-></span> <span class="ident">bool</span> {
<span class="kw">match</span> <span class="kw-2">*</span><span class="self">self</span> {
<span class="ident">SocketAddr</span>::<span class="ident">V4</span>(<span class="kw">_</span>) <span class="op">=></span> <span class="bool-val">false</span>,
<span class="ident">SocketAddr</span>::<span class="ident">V6</span>(<span class="kw">_</span>) <span class="op">=></span> <span class="bool-val">true</span>,
}
}
}
<span class="kw">impl</span> <span class="ident">SocketAddrV4</span> {
<span class="doccomment">/// Creates a new socket address from an [IPv4 address] and a port number.</span>
<span class="doccomment">///</span>
<span class="doccomment">/// [IPv4 address]: ../../std/net/struct.Ipv4Addr.html</span>
<span class="doccomment">///</span>
<span class="doccomment">/// # Examples</span>
<span class="doccomment">///</span>
<span class="doccomment">/// ```</span>
<span class="doccomment">/// use std::net::{SocketAddrV4, Ipv4Addr};</span>
<span class="doccomment">///</span>
<span class="doccomment">/// let socket = SocketAddrV4::new(Ipv4Addr::new(127, 0, 0, 1), 8080);</span>
<span class="doccomment">/// ```</span>
<span class="attribute">#[<span class="ident">stable</span>(<span class="ident">feature</span> <span class="op">=</span> <span class="string">"rust1"</span>, <span class="ident">since</span> <span class="op">=</span> <span class="string">"1.0.0"</span>)]</span>
<span class="kw">pub</span> <span class="kw">fn</span> <span class="ident">new</span>(<span class="ident">ip</span>: <span class="ident">Ipv4Addr</span>, <span class="ident">port</span>: <span class="ident">u16</span>) <span class="op">-></span> <span class="ident">SocketAddrV4</span> {
<span class="ident">SocketAddrV4</span> {
<span class="ident">inner</span>: <span class="ident">c</span>::<span class="ident">sockaddr_in</span> {
<span class="ident">sin_family</span>: <span class="ident">c</span>::<span class="ident">AF_INET</span> <span class="kw">as</span> <span class="ident">c</span>::<span class="ident">sa_family_t</span>,
<span class="ident">sin_port</span>: <span class="ident">hton</span>(<span class="ident">port</span>),
<span class="ident">sin_addr</span>: <span class="kw-2">*</span><span class="ident">ip</span>.<span class="ident">as_inner</span>(),
.. <span class="kw">unsafe</span> { <span class="ident">mem</span>::<span class="ident">zeroed</span>() }
},
}
}
<span class="doccomment">/// Returns the IP address associated with this socket address.</span>
<span class="doccomment">///</span>
<span class="doccomment">/// # Examples</span>
<span class="doccomment">///</span>
<span class="doccomment">/// ```</span>
<span class="doccomment">/// use std::net::{SocketAddrV4, Ipv4Addr};</span>
<span class="doccomment">///</span>
<span class="doccomment">/// let socket = SocketAddrV4::new(Ipv4Addr::new(127, 0, 0, 1), 8080);</span>
<span class="doccomment">/// assert_eq!(socket.ip(), &Ipv4Addr::new(127, 0, 0, 1));</span>
<span class="doccomment">/// ```</span>
<span class="attribute">#[<span class="ident">stable</span>(<span class="ident">feature</span> <span class="op">=</span> <span class="string">"rust1"</span>, <span class="ident">since</span> <span class="op">=</span> <span class="string">"1.0.0"</span>)]</span>
<span class="kw">pub</span> <span class="kw">fn</span> <span class="ident">ip</span>(<span class="kw-2">&</span><span class="self">self</span>) <span class="op">-></span> <span class="kw-2">&</span><span class="ident">Ipv4Addr</span> {
<span class="kw">unsafe</span> {
<span class="kw-2">&</span><span class="kw-2">*</span>(<span class="kw-2">&</span><span class="self">self</span>.<span class="ident">inner</span>.<span class="ident">sin_addr</span> <span class="kw">as</span> <span class="kw-2">*</span><span class="kw">const</span> <span class="ident">c</span>::<span class="ident">in_addr</span> <span class="kw">as</span> <span class="kw-2">*</span><span class="kw">const</span> <span class="ident">Ipv4Addr</span>)
}
}
<span class="doccomment">/// Changes the IP address associated with this socket address.</span>
<span class="doccomment">///</span>
<span class="doccomment">/// # Examples</span>
<span class="doccomment">///</span>
<span class="doccomment">/// ```</span>
<span class="doccomment">/// use std::net::{SocketAddrV4, Ipv4Addr};</span>
<span class="doccomment">///</span>
<span class="doccomment">/// let mut socket = SocketAddrV4::new(Ipv4Addr::new(127, 0, 0, 1), 8080);</span>
<span class="doccomment">/// socket.set_ip(Ipv4Addr::new(192, 168, 0, 1));</span>
<span class="doccomment">/// assert_eq!(socket.ip(), &Ipv4Addr::new(192, 168, 0, 1));</span>
<span class="doccomment">/// ```</span>
<span class="attribute">#[<span class="ident">stable</span>(<span class="ident">feature</span> <span class="op">=</span> <span class="string">"sockaddr_setters"</span>, <span class="ident">since</span> <span class="op">=</span> <span class="string">"1.9.0"</span>)]</span>
<span class="kw">pub</span> <span class="kw">fn</span> <span class="ident">set_ip</span>(<span class="kw-2">&</span><span class="kw-2">mut</span> <span class="self">self</span>, <span class="ident">new_ip</span>: <span class="ident">Ipv4Addr</span>) {
<span class="self">self</span>.<span class="ident">inner</span>.<span class="ident">sin_addr</span> <span class="op">=</span> <span class="kw-2">*</span><span class="ident">new_ip</span>.<span class="ident">as_inner</span>()
}
<span class="doccomment">/// Returns the port number associated with this socket address.</span>
<span class="doccomment">///</span>
<span class="doccomment">/// # Examples</span>
<span class="doccomment">///</span>
<span class="doccomment">/// ```</span>
<span class="doccomment">/// use std::net::{SocketAddrV4, Ipv4Addr};</span>
<span class="doccomment">///</span>
<span class="doccomment">/// let socket = SocketAddrV4::new(Ipv4Addr::new(127, 0, 0, 1), 8080);</span>
<span class="doccomment">/// assert_eq!(socket.port(), 8080);</span>
<span class="doccomment">/// ```</span>
<span class="attribute">#[<span class="ident">stable</span>(<span class="ident">feature</span> <span class="op">=</span> <span class="string">"rust1"</span>, <span class="ident">since</span> <span class="op">=</span> <span class="string">"1.0.0"</span>)]</span>
<span class="kw">pub</span> <span class="kw">fn</span> <span class="ident">port</span>(<span class="kw-2">&</span><span class="self">self</span>) <span class="op">-></span> <span class="ident">u16</span> {
<span class="ident">ntoh</span>(<span class="self">self</span>.<span class="ident">inner</span>.<span class="ident">sin_port</span>)
}
<span class="doccomment">/// Changes the port number associated with this socket address.</span>
<span class="doccomment">///</span>
<span class="doccomment">/// # Examples</span>
<span class="doccomment">///</span>
<span class="doccomment">/// ```</span>
<span class="doccomment">/// use std::net::{SocketAddrV4, Ipv4Addr};</span>
<span class="doccomment">///</span>
<span class="doccomment">/// let mut socket = SocketAddrV4::new(Ipv4Addr::new(127, 0, 0, 1), 8080);</span>
<span class="doccomment">/// socket.set_port(4242);</span>
<span class="doccomment">/// assert_eq!(socket.port(), 4242);</span>
<span class="doccomment">/// ```</span>
<span class="attribute">#[<span class="ident">stable</span>(<span class="ident">feature</span> <span class="op">=</span> <span class="string">"sockaddr_setters"</span>, <span class="ident">since</span> <span class="op">=</span> <span class="string">"1.9.0"</span>)]</span>
<span class="kw">pub</span> <span class="kw">fn</span> <span class="ident">set_port</span>(<span class="kw-2">&</span><span class="kw-2">mut</span> <span class="self">self</span>, <span class="ident">new_port</span>: <span class="ident">u16</span>) {
<span class="self">self</span>.<span class="ident">inner</span>.<span class="ident">sin_port</span> <span class="op">=</span> <span class="ident">hton</span>(<span class="ident">new_port</span>);
}
}
<span class="kw">impl</span> <span class="ident">SocketAddrV6</span> {
<span class="doccomment">/// Creates a new socket address from an [IPv6 address], a 16-bit port number,</span>
<span class="doccomment">/// and the `flowinfo` and `scope_id` fields.</span>
<span class="doccomment">///</span>
<span class="doccomment">/// For more information on the meaning and layout of the `flowinfo` and `scope_id`</span>
<span class="doccomment">/// parameters, see [IETF RFC 2553, Section 3.3].</span>
<span class="doccomment">///</span>
<span class="doccomment">/// [IETF RFC 2553, Section 3.3]: https://tools.ietf.org/html/rfc2553#section-3.3</span>
<span class="doccomment">/// [IPv6 address]: ../../std/net/struct.Ipv6Addr.html</span>
<span class="doccomment">///</span>
<span class="doccomment">/// # Examples</span>
<span class="doccomment">///</span>
<span class="doccomment">/// ```</span>
<span class="doccomment">/// use std::net::{SocketAddrV6, Ipv6Addr};</span>
<span class="doccomment">///</span>
<span class="doccomment">/// let socket = SocketAddrV6::new(Ipv6Addr::new(0, 0, 0, 0, 0, 0, 0, 1), 8080, 0, 0);</span>
<span class="doccomment">/// ```</span>
<span class="attribute">#[<span class="ident">stable</span>(<span class="ident">feature</span> <span class="op">=</span> <span class="string">"rust1"</span>, <span class="ident">since</span> <span class="op">=</span> <span class="string">"1.0.0"</span>)]</span>
<span class="kw">pub</span> <span class="kw">fn</span> <span class="ident">new</span>(<span class="ident">ip</span>: <span class="ident">Ipv6Addr</span>, <span class="ident">port</span>: <span class="ident">u16</span>, <span class="ident">flowinfo</span>: <span class="ident">u32</span>, <span class="ident">scope_id</span>: <span class="ident">u32</span>)
<span class="op">-></span> <span class="ident">SocketAddrV6</span> {
<span class="ident">SocketAddrV6</span> {
<span class="ident">inner</span>: <span class="ident">c</span>::<span class="ident">sockaddr_in6</span> {
<span class="ident">sin6_family</span>: <span class="ident">c</span>::<span class="ident">AF_INET6</span> <span class="kw">as</span> <span class="ident">c</span>::<span class="ident">sa_family_t</span>,
<span class="ident">sin6_port</span>: <span class="ident">hton</span>(<span class="ident">port</span>),
<span class="ident">sin6_addr</span>: <span class="kw-2">*</span><span class="ident">ip</span>.<span class="ident">as_inner</span>(),
<span class="ident">sin6_flowinfo</span>: <span class="ident">flowinfo</span>,
<span class="ident">sin6_scope_id</span>: <span class="ident">scope_id</span>,
.. <span class="kw">unsafe</span> { <span class="ident">mem</span>::<span class="ident">zeroed</span>() }
},
}
}
<span class="doccomment">/// Returns the IP address associated with this socket address.</span>
<span class="doccomment">///</span>
<span class="doccomment">/// # Examples</span>
<span class="doccomment">///</span>
<span class="doccomment">/// ```</span>
<span class="doccomment">/// use std::net::{SocketAddrV6, Ipv6Addr};</span>
<span class="doccomment">///</span>
<span class="doccomment">/// let socket = SocketAddrV6::new(Ipv6Addr::new(0, 0, 0, 0, 0, 0, 0, 1), 8080, 0, 0);</span>
<span class="doccomment">/// assert_eq!(socket.ip(), &Ipv6Addr::new(0, 0, 0, 0, 0, 0, 0, 1));</span>
<span class="doccomment">/// ```</span>
<span class="attribute">#[<span class="ident">stable</span>(<span class="ident">feature</span> <span class="op">=</span> <span class="string">"rust1"</span>, <span class="ident">since</span> <span class="op">=</span> <span class="string">"1.0.0"</span>)]</span>
<span class="kw">pub</span> <span class="kw">fn</span> <span class="ident">ip</span>(<span class="kw-2">&</span><span class="self">self</span>) <span class="op">-></span> <span class="kw-2">&</span><span class="ident">Ipv6Addr</span> {
<span class="kw">unsafe</span> {
<span class="kw-2">&</span><span class="kw-2">*</span>(<span class="kw-2">&</span><span class="self">self</span>.<span class="ident">inner</span>.<span class="ident">sin6_addr</span> <span class="kw">as</span> <span class="kw-2">*</span><span class="kw">const</span> <span class="ident">c</span>::<span class="ident">in6_addr</span> <span class="kw">as</span> <span class="kw-2">*</span><span class="kw">const</span> <span class="ident">Ipv6Addr</span>)
}
}
<span class="doccomment">/// Changes the IP address associated with this socket address.</span>
<span class="doccomment">///</span>
<span class="doccomment">/// # Examples</span>
<span class="doccomment">///</span>
<span class="doccomment">/// ```</span>
<span class="doccomment">/// use std::net::{SocketAddrV6, Ipv6Addr};</span>
<span class="doccomment">///</span>
<span class="doccomment">/// let mut socket = SocketAddrV6::new(Ipv6Addr::new(0, 0, 0, 0, 0, 0, 0, 1), 8080, 0, 0);</span>
<span class="doccomment">/// socket.set_ip(Ipv6Addr::new(76, 45, 0, 0, 0, 0, 0, 0));</span>
<span class="doccomment">/// assert_eq!(socket.ip(), &Ipv6Addr::new(76, 45, 0, 0, 0, 0, 0, 0));</span>
<span class="doccomment">/// ```</span>
<span class="attribute">#[<span class="ident">stable</span>(<span class="ident">feature</span> <span class="op">=</span> <span class="string">"sockaddr_setters"</span>, <span class="ident">since</span> <span class="op">=</span> <span class="string">"1.9.0"</span>)]</span>
<span class="kw">pub</span> <span class="kw">fn</span> <span class="ident">set_ip</span>(<span class="kw-2">&</span><span class="kw-2">mut</span> <span class="self">self</span>, <span class="ident">new_ip</span>: <span class="ident">Ipv6Addr</span>) {
<span class="self">self</span>.<span class="ident">inner</span>.<span class="ident">sin6_addr</span> <span class="op">=</span> <span class="kw-2">*</span><span class="ident">new_ip</span>.<span class="ident">as_inner</span>()
}
<span class="doccomment">/// Returns the port number associated with this socket address.</span>
<span class="doccomment">///</span>
<span class="doccomment">/// # Examples</span>
<span class="doccomment">///</span>
<span class="doccomment">/// ```</span>
<span class="doccomment">/// use std::net::{SocketAddrV6, Ipv6Addr};</span>
<span class="doccomment">///</span>
<span class="doccomment">/// let socket = SocketAddrV6::new(Ipv6Addr::new(0, 0, 0, 0, 0, 0, 0, 1), 8080, 0, 0);</span>
<span class="doccomment">/// assert_eq!(socket.port(), 8080);</span>
<span class="doccomment">/// ```</span>
<span class="attribute">#[<span class="ident">stable</span>(<span class="ident">feature</span> <span class="op">=</span> <span class="string">"rust1"</span>, <span class="ident">since</span> <span class="op">=</span> <span class="string">"1.0.0"</span>)]</span>
<span class="kw">pub</span> <span class="kw">fn</span> <span class="ident">port</span>(<span class="kw-2">&</span><span class="self">self</span>) <span class="op">-></span> <span class="ident">u16</span> {
<span class="ident">ntoh</span>(<span class="self">self</span>.<span class="ident">inner</span>.<span class="ident">sin6_port</span>)
}
<span class="doccomment">/// Changes the port number associated with this socket address.</span>
<span class="doccomment">///</span>
<span class="doccomment">/// # Examples</span>
<span class="doccomment">///</span>
<span class="doccomment">/// ```</span>
<span class="doccomment">/// use std::net::{SocketAddrV6, Ipv6Addr};</span>
<span class="doccomment">///</span>
<span class="doccomment">/// let mut socket = SocketAddrV6::new(Ipv6Addr::new(0, 0, 0, 0, 0, 0, 0, 1), 8080, 0, 0);</span>
<span class="doccomment">/// socket.set_port(4242);</span>
<span class="doccomment">/// assert_eq!(socket.port(), 4242);</span>
<span class="doccomment">/// ```</span>
<span class="attribute">#[<span class="ident">stable</span>(<span class="ident">feature</span> <span class="op">=</span> <span class="string">"sockaddr_setters"</span>, <span class="ident">since</span> <span class="op">=</span> <span class="string">"1.9.0"</span>)]</span>
<span class="kw">pub</span> <span class="kw">fn</span> <span class="ident">set_port</span>(<span class="kw-2">&</span><span class="kw-2">mut</span> <span class="self">self</span>, <span class="ident">new_port</span>: <span class="ident">u16</span>) {
<span class="self">self</span>.<span class="ident">inner</span>.<span class="ident">sin6_port</span> <span class="op">=</span> <span class="ident">hton</span>(<span class="ident">new_port</span>);
}
<span class="doccomment">/// Returns the flow information associated with this address.</span>
<span class="doccomment">///</span>
<span class="doccomment">/// This information corresponds to the `sin6_flowinfo` field in C's `netinet/in.h`,</span>
<span class="doccomment">/// as specified in [IETF RFC 2553, Section 3.3].</span>
<span class="doccomment">/// It combines information about the flow label and the traffic class as specified</span>
<span class="doccomment">/// in [IETF RFC 2460], respectively [Section 6] and [Section 7].</span>
<span class="doccomment">///</span>
<span class="doccomment">/// [IETF RFC 2553, Section 3.3]: https://tools.ietf.org/html/rfc2553#section-3.3</span>
<span class="doccomment">/// [IETF RFC 2460]: https://tools.ietf.org/html/rfc2460</span>
<span class="doccomment">/// [Section 6]: https://tools.ietf.org/html/rfc2460#section-6</span>
<span class="doccomment">/// [Section 7]: https://tools.ietf.org/html/rfc2460#section-7</span>
<span class="doccomment">///</span>
<span class="doccomment">/// # Examples</span>
<span class="doccomment">///</span>
<span class="doccomment">/// ```</span>
<span class="doccomment">/// use std::net::{SocketAddrV6, Ipv6Addr};</span>
<span class="doccomment">///</span>
<span class="doccomment">/// let socket = SocketAddrV6::new(Ipv6Addr::new(0, 0, 0, 0, 0, 0, 0, 1), 8080, 10, 0);</span>
<span class="doccomment">/// assert_eq!(socket.flowinfo(), 10);</span>
<span class="doccomment">/// ```</span>
<span class="attribute">#[<span class="ident">stable</span>(<span class="ident">feature</span> <span class="op">=</span> <span class="string">"rust1"</span>, <span class="ident">since</span> <span class="op">=</span> <span class="string">"1.0.0"</span>)]</span>
<span class="kw">pub</span> <span class="kw">fn</span> <span class="ident">flowinfo</span>(<span class="kw-2">&</span><span class="self">self</span>) <span class="op">-></span> <span class="ident">u32</span> {
<span class="self">self</span>.<span class="ident">inner</span>.<span class="ident">sin6_flowinfo</span>
}
<span class="doccomment">/// Changes the flow information associated with this socket address.</span>
<span class="doccomment">///</span>
<span class="doccomment">/// See the [`flowinfo`] method's documentation for more details.</span>
<span class="doccomment">///</span>
<span class="doccomment">/// [`flowinfo`]: #method.flowinfo</span>
<span class="doccomment">///</span>
<span class="doccomment">/// # Examples</span>
<span class="doccomment">///</span>
<span class="doccomment">/// ```</span>
<span class="doccomment">/// use std::net::{SocketAddrV6, Ipv6Addr};</span>
<span class="doccomment">///</span>
<span class="doccomment">/// let mut socket = SocketAddrV6::new(Ipv6Addr::new(0, 0, 0, 0, 0, 0, 0, 1), 8080, 10, 0);</span>
<span class="doccomment">/// socket.set_flowinfo(56);</span>
<span class="doccomment">/// assert_eq!(socket.flowinfo(), 56);</span>
<span class="doccomment">/// ```</span>
<span class="attribute">#[<span class="ident">stable</span>(<span class="ident">feature</span> <span class="op">=</span> <span class="string">"sockaddr_setters"</span>, <span class="ident">since</span> <span class="op">=</span> <span class="string">"1.9.0"</span>)]</span>
<span class="kw">pub</span> <span class="kw">fn</span> <span class="ident">set_flowinfo</span>(<span class="kw-2">&</span><span class="kw-2">mut</span> <span class="self">self</span>, <span class="ident">new_flowinfo</span>: <span class="ident">u32</span>) {
<span class="self">self</span>.<span class="ident">inner</span>.<span class="ident">sin6_flowinfo</span> <span class="op">=</span> <span class="ident">new_flowinfo</span>;
}
<span class="doccomment">/// Returns the scope ID associated with this address.</span>
<span class="doccomment">///</span>
<span class="doccomment">/// This information corresponds to the `sin6_scope_id` field in C's `netinet/in.h`,</span>
<span class="doccomment">/// as specified in [IETF RFC 2553, Section 3.3].</span>
<span class="doccomment">///</span>
<span class="doccomment">/// [IETF RFC 2553, Section 3.3]: https://tools.ietf.org/html/rfc2553#section-3.3</span>
<span class="doccomment">///</span>
<span class="doccomment">/// # Examples</span>
<span class="doccomment">///</span>
<span class="doccomment">/// ```</span>
<span class="doccomment">/// use std::net::{SocketAddrV6, Ipv6Addr};</span>
<span class="doccomment">///</span>
<span class="doccomment">/// let socket = SocketAddrV6::new(Ipv6Addr::new(0, 0, 0, 0, 0, 0, 0, 1), 8080, 0, 78);</span>
<span class="doccomment">/// assert_eq!(socket.scope_id(), 78);</span>
<span class="doccomment">/// ```</span>
<span class="attribute">#[<span class="ident">stable</span>(<span class="ident">feature</span> <span class="op">=</span> <span class="string">"rust1"</span>, <span class="ident">since</span> <span class="op">=</span> <span class="string">"1.0.0"</span>)]</span>
<span class="kw">pub</span> <span class="kw">fn</span> <span class="ident">scope_id</span>(<span class="kw-2">&</span><span class="self">self</span>) <span class="op">-></span> <span class="ident">u32</span> {
<span class="self">self</span>.<span class="ident">inner</span>.<span class="ident">sin6_scope_id</span>
}
<span class="doccomment">/// Change the scope ID associated with this socket address.</span>
<span class="doccomment">///</span>
<span class="doccomment">/// See the [`scope_id`] method's documentation for more details.</span>
<span class="doccomment">///</span>
<span class="doccomment">/// [`scope_id`]: #method.scope_id</span>
<span class="doccomment">///</span>
<span class="doccomment">/// # Examples</span>
<span class="doccomment">///</span>
<span class="doccomment">/// ```</span>
<span class="doccomment">/// use std::net::{SocketAddrV6, Ipv6Addr};</span>
<span class="doccomment">///</span>
<span class="doccomment">/// let mut socket = SocketAddrV6::new(Ipv6Addr::new(0, 0, 0, 0, 0, 0, 0, 1), 8080, 0, 78);</span>
<span class="doccomment">/// socket.set_scope_id(42);</span>
<span class="doccomment">/// assert_eq!(socket.scope_id(), 42);</span>
<span class="doccomment">/// ```</span>
<span class="attribute">#[<span class="ident">stable</span>(<span class="ident">feature</span> <span class="op">=</span> <span class="string">"sockaddr_setters"</span>, <span class="ident">since</span> <span class="op">=</span> <span class="string">"1.9.0"</span>)]</span>
<span class="kw">pub</span> <span class="kw">fn</span> <span class="ident">set_scope_id</span>(<span class="kw-2">&</span><span class="kw-2">mut</span> <span class="self">self</span>, <span class="ident">new_scope_id</span>: <span class="ident">u32</span>) {
<span class="self">self</span>.<span class="ident">inner</span>.<span class="ident">sin6_scope_id</span> <span class="op">=</span> <span class="ident">new_scope_id</span>;
}
}
<span class="kw">impl</span> <span class="ident">FromInner</span><span class="op"><</span><span class="ident">c</span>::<span class="ident">sockaddr_in</span><span class="op">></span> <span class="kw">for</span> <span class="ident">SocketAddrV4</span> {
<span class="kw">fn</span> <span class="ident">from_inner</span>(<span class="ident">addr</span>: <span class="ident">c</span>::<span class="ident">sockaddr_in</span>) <span class="op">-></span> <span class="ident">SocketAddrV4</span> {
<span class="ident">SocketAddrV4</span> { <span class="ident">inner</span>: <span class="ident">addr</span> }
}
}
<span class="kw">impl</span> <span class="ident">FromInner</span><span class="op"><</span><span class="ident">c</span>::<span class="ident">sockaddr_in6</span><span class="op">></span> <span class="kw">for</span> <span class="ident">SocketAddrV6</span> {
<span class="kw">fn</span> <span class="ident">from_inner</span>(<span class="ident">addr</span>: <span class="ident">c</span>::<span class="ident">sockaddr_in6</span>) <span class="op">-></span> <span class="ident">SocketAddrV6</span> {
<span class="ident">SocketAddrV6</span> { <span class="ident">inner</span>: <span class="ident">addr</span> }
}
}
<span class="attribute">#[<span class="ident">stable</span>(<span class="ident">feature</span> <span class="op">=</span> <span class="string">"ip_from_ip"</span>, <span class="ident">since</span> <span class="op">=</span> <span class="string">"1.16.0"</span>)]</span>
<span class="kw">impl</span> <span class="ident">From</span><span class="op"><</span><span class="ident">SocketAddrV4</span><span class="op">></span> <span class="kw">for</span> <span class="ident">SocketAddr</span> {
<span class="kw">fn</span> <span class="ident">from</span>(<span class="ident">sock4</span>: <span class="ident">SocketAddrV4</span>) <span class="op">-></span> <span class="ident">SocketAddr</span> {
<span class="ident">SocketAddr</span>::<span class="ident">V4</span>(<span class="ident">sock4</span>)
}
}
<span class="attribute">#[<span class="ident">stable</span>(<span class="ident">feature</span> <span class="op">=</span> <span class="string">"ip_from_ip"</span>, <span class="ident">since</span> <span class="op">=</span> <span class="string">"1.16.0"</span>)]</span>
<span class="kw">impl</span> <span class="ident">From</span><span class="op"><</span><span class="ident">SocketAddrV6</span><span class="op">></span> <span class="kw">for</span> <span class="ident">SocketAddr</span> {
<span class="kw">fn</span> <span class="ident">from</span>(<span class="ident">sock6</span>: <span class="ident">SocketAddrV6</span>) <span class="op">-></span> <span class="ident">SocketAddr</span> {
<span class="ident">SocketAddr</span>::<span class="ident">V6</span>(<span class="ident">sock6</span>)
}
}
<span class="attribute">#[<span class="ident">stable</span>(<span class="ident">feature</span> <span class="op">=</span> <span class="string">"addr_from_into_ip"</span>, <span class="ident">since</span> <span class="op">=</span> <span class="string">"1.17.0"</span>)]</span>
<span class="kw">impl</span><span class="op"><</span><span class="ident">I</span>: <span class="ident">Into</span><span class="op"><</span><span class="ident">IpAddr</span><span class="op">>></span> <span class="ident">From</span><span class="op"><</span>(<span class="ident">I</span>, <span class="ident">u16</span>)<span class="op">></span> <span class="kw">for</span> <span class="ident">SocketAddr</span> {
<span class="kw">fn</span> <span class="ident">from</span>(<span class="ident">pieces</span>: (<span class="ident">I</span>, <span class="ident">u16</span>)) <span class="op">-></span> <span class="ident">SocketAddr</span> {
<span class="ident">SocketAddr</span>::<span class="ident">new</span>(<span class="ident">pieces</span>.<span class="number">0</span>.<span class="ident">into</span>(), <span class="ident">pieces</span>.<span class="number">1</span>)
}
}
<span class="kw">impl</span><span class="op"><</span><span class="lifetime">'a</span><span class="op">></span> <span class="ident">IntoInner</span><span class="op"><</span>(<span class="kw-2">*</span><span class="kw">const</span> <span class="ident">c</span>::<span class="ident">sockaddr</span>, <span class="ident">c</span>::<span class="ident">socklen_t</span>)<span class="op">></span> <span class="kw">for</span> <span class="kw-2">&</span><span class="lifetime">'a</span> <span class="ident">SocketAddr</span> {
<span class="kw">fn</span> <span class="ident">into_inner</span>(<span class="self">self</span>) <span class="op">-></span> (<span class="kw-2">*</span><span class="kw">const</span> <span class="ident">c</span>::<span class="ident">sockaddr</span>, <span class="ident">c</span>::<span class="ident">socklen_t</span>) {
<span class="kw">match</span> <span class="kw-2">*</span><span class="self">self</span> {
<span class="ident">SocketAddr</span>::<span class="ident">V4</span>(<span class="kw-2">ref</span> <span class="ident">a</span>) <span class="op">=></span> {
(<span class="ident">a</span> <span class="kw">as</span> <span class="kw-2">*</span><span class="kw">const</span> <span class="kw">_</span> <span class="kw">as</span> <span class="kw-2">*</span><span class="kw">const</span> <span class="kw">_</span>, <span class="ident">mem</span>::<span class="ident">size_of_val</span>(<span class="ident">a</span>) <span class="kw">as</span> <span class="ident">c</span>::<span class="ident">socklen_t</span>)
}
<span class="ident">SocketAddr</span>::<span class="ident">V6</span>(<span class="kw-2">ref</span> <span class="ident">a</span>) <span class="op">=></span> {
(<span class="ident">a</span> <span class="kw">as</span> <span class="kw-2">*</span><span class="kw">const</span> <span class="kw">_</span> <span class="kw">as</span> <span class="kw-2">*</span><span class="kw">const</span> <span class="kw">_</span>, <span class="ident">mem</span>::<span class="ident">size_of_val</span>(<span class="ident">a</span>) <span class="kw">as</span> <span class="ident">c</span>::<span class="ident">socklen_t</span>)
}
}
}
}
<span class="attribute">#[<span class="ident">stable</span>(<span class="ident">feature</span> <span class="op">=</span> <span class="string">"rust1"</span>, <span class="ident">since</span> <span class="op">=</span> <span class="string">"1.0.0"</span>)]</span>
<span class="kw">impl</span> <span class="ident">fmt</span>::<span class="ident">Display</span> <span class="kw">for</span> <span class="ident">SocketAddr</span> {
<span class="kw">fn</span> <span class="ident">fmt</span>(<span class="kw-2">&</span><span class="self">self</span>, <span class="ident">f</span>: <span class="kw-2">&</span><span class="kw-2">mut</span> <span class="ident">fmt</span>::<span class="ident">Formatter</span>) <span class="op">-></span> <span class="ident">fmt</span>::<span class="prelude-ty">Result</span> {
<span class="kw">match</span> <span class="kw-2">*</span><span class="self">self</span> {
<span class="ident">SocketAddr</span>::<span class="ident">V4</span>(<span class="kw-2">ref</span> <span class="ident">a</span>) <span class="op">=></span> <span class="ident">a</span>.<span class="ident">fmt</span>(<span class="ident">f</span>),
<span class="ident">SocketAddr</span>::<span class="ident">V6</span>(<span class="kw-2">ref</span> <span class="ident">a</span>) <span class="op">=></span> <span class="ident">a</span>.<span class="ident">fmt</span>(<span class="ident">f</span>),
}
}
}
<span class="attribute">#[<span class="ident">stable</span>(<span class="ident">feature</span> <span class="op">=</span> <span class="string">"rust1"</span>, <span class="ident">since</span> <span class="op">=</span> <span class="string">"1.0.0"</span>)]</span>
<span class="kw">impl</span> <span class="ident">fmt</span>::<span class="ident">Display</span> <span class="kw">for</span> <span class="ident">SocketAddrV4</span> {
<span class="kw">fn</span> <span class="ident">fmt</span>(<span class="kw-2">&</span><span class="self">self</span>, <span class="ident">f</span>: <span class="kw-2">&</span><span class="kw-2">mut</span> <span class="ident">fmt</span>::<span class="ident">Formatter</span>) <span class="op">-></span> <span class="ident">fmt</span>::<span class="prelude-ty">Result</span> {
<span class="macro">write</span><span class="macro">!</span>(<span class="ident">f</span>, <span class="string">"{}:{}"</span>, <span class="self">self</span>.<span class="ident">ip</span>(), <span class="self">self</span>.<span class="ident">port</span>())
}
}
<span class="attribute">#[<span class="ident">stable</span>(<span class="ident">feature</span> <span class="op">=</span> <span class="string">"rust1"</span>, <span class="ident">since</span> <span class="op">=</span> <span class="string">"1.0.0"</span>)]</span>
<span class="kw">impl</span> <span class="ident">fmt</span>::<span class="ident">Debug</span> <span class="kw">for</span> <span class="ident">SocketAddrV4</span> {
<span class="kw">fn</span> <span class="ident">fmt</span>(<span class="kw-2">&</span><span class="self">self</span>, <span class="ident">fmt</span>: <span class="kw-2">&</span><span class="kw-2">mut</span> <span class="ident">fmt</span>::<span class="ident">Formatter</span>) <span class="op">-></span> <span class="ident">fmt</span>::<span class="prelude-ty">Result</span> {
<span class="ident">fmt</span>::<span class="ident">Display</span>::<span class="ident">fmt</span>(<span class="self">self</span>, <span class="ident">fmt</span>)
}
}
<span class="attribute">#[<span class="ident">stable</span>(<span class="ident">feature</span> <span class="op">=</span> <span class="string">"rust1"</span>, <span class="ident">since</span> <span class="op">=</span> <span class="string">"1.0.0"</span>)]</span>
<span class="kw">impl</span> <span class="ident">fmt</span>::<span class="ident">Display</span> <span class="kw">for</span> <span class="ident">SocketAddrV6</span> {
<span class="kw">fn</span> <span class="ident">fmt</span>(<span class="kw-2">&</span><span class="self">self</span>, <span class="ident">f</span>: <span class="kw-2">&</span><span class="kw-2">mut</span> <span class="ident">fmt</span>::<span class="ident">Formatter</span>) <span class="op">-></span> <span class="ident">fmt</span>::<span class="prelude-ty">Result</span> {
<span class="macro">write</span><span class="macro">!</span>(<span class="ident">f</span>, <span class="string">"[{}]:{}"</span>, <span class="self">self</span>.<span class="ident">ip</span>(), <span class="self">self</span>.<span class="ident">port</span>())
}
}
<span class="attribute">#[<span class="ident">stable</span>(<span class="ident">feature</span> <span class="op">=</span> <span class="string">"rust1"</span>, <span class="ident">since</span> <span class="op">=</span> <span class="string">"1.0.0"</span>)]</span>
<span class="kw">impl</span> <span class="ident">fmt</span>::<span class="ident">Debug</span> <span class="kw">for</span> <span class="ident">SocketAddrV6</span> {
<span class="kw">fn</span> <span class="ident">fmt</span>(<span class="kw-2">&</span><span class="self">self</span>, <span class="ident">fmt</span>: <span class="kw-2">&</span><span class="kw-2">mut</span> <span class="ident">fmt</span>::<span class="ident">Formatter</span>) <span class="op">-></span> <span class="ident">fmt</span>::<span class="prelude-ty">Result</span> {
<span class="ident">fmt</span>::<span class="ident">Display</span>::<span class="ident">fmt</span>(<span class="self">self</span>, <span class="ident">fmt</span>)
}
}
<span class="attribute">#[<span class="ident">stable</span>(<span class="ident">feature</span> <span class="op">=</span> <span class="string">"rust1"</span>, <span class="ident">since</span> <span class="op">=</span> <span class="string">"1.0.0"</span>)]</span>
<span class="kw">impl</span> <span class="ident">Clone</span> <span class="kw">for</span> <span class="ident">SocketAddrV4</span> {
<span class="kw">fn</span> <span class="ident">clone</span>(<span class="kw-2">&</span><span class="self">self</span>) <span class="op">-></span> <span class="ident">SocketAddrV4</span> { <span class="kw-2">*</span><span class="self">self</span> }
}
<span class="attribute">#[<span class="ident">stable</span>(<span class="ident">feature</span> <span class="op">=</span> <span class="string">"rust1"</span>, <span class="ident">since</span> <span class="op">=</span> <span class="string">"1.0.0"</span>)]</span>
<span class="kw">impl</span> <span class="ident">Clone</span> <span class="kw">for</span> <span class="ident">SocketAddrV6</span> {
<span class="kw">fn</span> <span class="ident">clone</span>(<span class="kw-2">&</span><span class="self">self</span>) <span class="op">-></span> <span class="ident">SocketAddrV6</span> { <span class="kw-2">*</span><span class="self">self</span> }
}
<span class="attribute">#[<span class="ident">stable</span>(<span class="ident">feature</span> <span class="op">=</span> <span class="string">"rust1"</span>, <span class="ident">since</span> <span class="op">=</span> <span class="string">"1.0.0"</span>)]</span>
<span class="kw">impl</span> <span class="ident">PartialEq</span> <span class="kw">for</span> <span class="ident">SocketAddrV4</span> {
<span class="kw">fn</span> <span class="ident">eq</span>(<span class="kw-2">&</span><span class="self">self</span>, <span class="ident">other</span>: <span class="kw-2">&</span><span class="ident">SocketAddrV4</span>) <span class="op">-></span> <span class="ident">bool</span> {
<span class="self">self</span>.<span class="ident">inner</span>.<span class="ident">sin_port</span> <span class="op">==</span> <span class="ident">other</span>.<span class="ident">inner</span>.<span class="ident">sin_port</span> <span class="op">&&</span>
<span class="self">self</span>.<span class="ident">inner</span>.<span class="ident">sin_addr</span>.<span class="ident">s_addr</span> <span class="op">==</span> <span class="ident">other</span>.<span class="ident">inner</span>.<span class="ident">sin_addr</span>.<span class="ident">s_addr</span>
}
}
<span class="attribute">#[<span class="ident">stable</span>(<span class="ident">feature</span> <span class="op">=</span> <span class="string">"rust1"</span>, <span class="ident">since</span> <span class="op">=</span> <span class="string">"1.0.0"</span>)]</span>
<span class="kw">impl</span> <span class="ident">PartialEq</span> <span class="kw">for</span> <span class="ident">SocketAddrV6</span> {
<span class="kw">fn</span> <span class="ident">eq</span>(<span class="kw-2">&</span><span class="self">self</span>, <span class="ident">other</span>: <span class="kw-2">&</span><span class="ident">SocketAddrV6</span>) <span class="op">-></span> <span class="ident">bool</span> {
<span class="self">self</span>.<span class="ident">inner</span>.<span class="ident">sin6_port</span> <span class="op">==</span> <span class="ident">other</span>.<span class="ident">inner</span>.<span class="ident">sin6_port</span> <span class="op">&&</span>
<span class="self">self</span>.<span class="ident">inner</span>.<span class="ident">sin6_addr</span>.<span class="ident">s6_addr</span> <span class="op">==</span> <span class="ident">other</span>.<span class="ident">inner</span>.<span class="ident">sin6_addr</span>.<span class="ident">s6_addr</span> <span class="op">&&</span>
<span class="self">self</span>.<span class="ident">inner</span>.<span class="ident">sin6_flowinfo</span> <span class="op">==</span> <span class="ident">other</span>.<span class="ident">inner</span>.<span class="ident">sin6_flowinfo</span> <span class="op">&&</span>
<span class="self">self</span>.<span class="ident">inner</span>.<span class="ident">sin6_scope_id</span> <span class="op">==</span> <span class="ident">other</span>.<span class="ident">inner</span>.<span class="ident">sin6_scope_id</span>
}
}
<span class="attribute">#[<span class="ident">stable</span>(<span class="ident">feature</span> <span class="op">=</span> <span class="string">"rust1"</span>, <span class="ident">since</span> <span class="op">=</span> <span class="string">"1.0.0"</span>)]</span>
<span class="kw">impl</span> <span class="ident">Eq</span> <span class="kw">for</span> <span class="ident">SocketAddrV4</span> {}
<span class="attribute">#[<span class="ident">stable</span>(<span class="ident">feature</span> <span class="op">=</span> <span class="string">"rust1"</span>, <span class="ident">since</span> <span class="op">=</span> <span class="string">"1.0.0"</span>)]</span>
<span class="kw">impl</span> <span class="ident">Eq</span> <span class="kw">for</span> <span class="ident">SocketAddrV6</span> {}
<span class="attribute">#[<span class="ident">stable</span>(<span class="ident">feature</span> <span class="op">=</span> <span class="string">"rust1"</span>, <span class="ident">since</span> <span class="op">=</span> <span class="string">"1.0.0"</span>)]</span>
<span class="kw">impl</span> <span class="ident">hash</span>::<span class="ident">Hash</span> <span class="kw">for</span> <span class="ident">SocketAddrV4</span> {
<span class="kw">fn</span> <span class="ident">hash</span><span class="op"><</span><span class="ident">H</span>: <span class="ident">hash</span>::<span class="ident">Hasher</span><span class="op">></span>(<span class="kw-2">&</span><span class="self">self</span>, <span class="ident">s</span>: <span class="kw-2">&</span><span class="kw-2">mut</span> <span class="ident">H</span>) {
(<span class="self">self</span>.<span class="ident">inner</span>.<span class="ident">sin_port</span>, <span class="self">self</span>.<span class="ident">inner</span>.<span class="ident">sin_addr</span>.<span class="ident">s_addr</span>).<span class="ident">hash</span>(<span class="ident">s</span>)
}
}
<span class="attribute">#[<span class="ident">stable</span>(<span class="ident">feature</span> <span class="op">=</span> <span class="string">"rust1"</span>, <span class="ident">since</span> <span class="op">=</span> <span class="string">"1.0.0"</span>)]</span>
<span class="kw">impl</span> <span class="ident">hash</span>::<span class="ident">Hash</span> <span class="kw">for</span> <span class="ident">SocketAddrV6</span> {
<span class="kw">fn</span> <span class="ident">hash</span><span class="op"><</span><span class="ident">H</span>: <span class="ident">hash</span>::<span class="ident">Hasher</span><span class="op">></span>(<span class="kw-2">&</span><span class="self">self</span>, <span class="ident">s</span>: <span class="kw-2">&</span><span class="kw-2">mut</span> <span class="ident">H</span>) {
(<span class="self">self</span>.<span class="ident">inner</span>.<span class="ident">sin6_port</span>, <span class="kw-2">&</span><span class="self">self</span>.<span class="ident">inner</span>.<span class="ident">sin6_addr</span>.<span class="ident">s6_addr</span>,
<span class="self">self</span>.<span class="ident">inner</span>.<span class="ident">sin6_flowinfo</span>, <span class="self">self</span>.<span class="ident">inner</span>.<span class="ident">sin6_scope_id</span>).<span class="ident">hash</span>(<span class="ident">s</span>)
}
}
<span class="doccomment">/// A trait for objects which can be converted or resolved to one or more</span>
<span class="doccomment">/// [`SocketAddr`] values.</span>
<span class="doccomment">///</span>
<span class="doccomment">/// This trait is used for generic address resolution when constructing network</span>
<span class="doccomment">/// objects. By default it is implemented for the following types:</span>
<span class="doccomment">///</span>
<span class="doccomment">/// * [`SocketAddr`]: [`to_socket_addrs`] is the identity function.</span>
<span class="doccomment">///</span>
<span class="doccomment">/// * [`SocketAddrV4`], [`SocketAddrV6`], `(`[`IpAddr`]`, `[`u16`]`)`,</span>
<span class="doccomment">/// `(`[`Ipv4Addr`]`, `[`u16`]`)`, `(`[`Ipv6Addr`]`, `[`u16`]`)`:</span>
<span class="doccomment">/// [`to_socket_addrs`] constructs a [`SocketAddr`] trivially.</span>
<span class="doccomment">///</span>
<span class="doccomment">/// * `(`[`&str`]`, `[`u16`]`)`: the string should be either a string representation</span>
<span class="doccomment">/// of an [`IpAddr`] address as expected by [`FromStr`] implementation or a host</span>
<span class="doccomment">/// name.</span>
<span class="doccomment">///</span>
<span class="doccomment">/// * [`&str`]: the string should be either a string representation of a</span>
<span class="doccomment">/// [`SocketAddr`] as expected by its [`FromStr`] implementation or a string like</span>
<span class="doccomment">/// `<host_name>:<port>` pair where `<port>` is a [`u16`] value.</span>
<span class="doccomment">///</span>
<span class="doccomment">/// This trait allows constructing network objects like [`TcpStream`] or</span>
<span class="doccomment">/// [`UdpSocket`] easily with values of various types for the bind/connection</span>
<span class="doccomment">/// address. It is needed because sometimes one type is more appropriate than</span>
<span class="doccomment">/// the other: for simple uses a string like `"localhost:12345"` is much nicer</span>
<span class="doccomment">/// than manual construction of the corresponding [`SocketAddr`], but sometimes</span>
<span class="doccomment">/// [`SocketAddr`] value is *the* main source of the address, and converting it to</span>
<span class="doccomment">/// some other type (e.g. a string) just for it to be converted back to</span>
<span class="doccomment">/// [`SocketAddr`] in constructor methods is pointless.</span>
<span class="doccomment">///</span>
<span class="doccomment">/// Addresses returned by the operating system that are not IP addresses are</span>
<span class="doccomment">/// silently ignored.</span>
<span class="doccomment">///</span>
<span class="doccomment">/// [`FromStr`]: ../../std/str/trait.FromStr.html</span>
<span class="doccomment">/// [`IpAddr`]: ../../std/net/enum.IpAddr.html</span>
<span class="doccomment">/// [`Ipv4Addr`]: ../../std/net/struct.Ipv4Addr.html</span>
<span class="doccomment">/// [`Ipv6Addr`]: ../../std/net/struct.Ipv6Addr.html</span>
<span class="doccomment">/// [`SocketAddr`]: ../../std/net/enum.SocketAddr.html</span>
<span class="doccomment">/// [`SocketAddrV4`]: ../../std/net/struct.SocketAddrV4.html</span>
<span class="doccomment">/// [`SocketAddrV6`]: ../../std/net/struct.SocketAddrV6.html</span>
<span class="doccomment">/// [`&str`]: ../../std/primitive.str.html</span>
<span class="doccomment">/// [`TcpStream`]: ../../std/net/struct.TcpStream.html</span>
<span class="doccomment">/// [`to_socket_addrs`]: #tymethod.to_socket_addrs</span>
<span class="doccomment">/// [`UdpSocket`]: ../../std/net/struct.UdpSocket.html</span>
<span class="doccomment">/// [`u16`]: ../../std/primitive.u16.html</span>
<span class="doccomment">///</span>
<span class="doccomment">/// # Examples</span>
<span class="doccomment">///</span>
<span class="doccomment">/// Creating a [`SocketAddr`] iterator that yields one item:</span>
<span class="doccomment">///</span>
<span class="doccomment">/// ```</span>
<span class="doccomment">/// use std::net::{ToSocketAddrs, SocketAddr};</span>
<span class="doccomment">///</span>
<span class="doccomment">/// let addr = SocketAddr::from(([127, 0, 0, 1], 443));</span>
<span class="doccomment">/// let mut addrs_iter = addr.to_socket_addrs().unwrap();</span>
<span class="doccomment">///</span>
<span class="doccomment">/// assert_eq!(Some(addr), addrs_iter.next());</span>
<span class="doccomment">/// assert!(addrs_iter.next().is_none());</span>
<span class="doccomment">/// ```</span>
<span class="doccomment">///</span>
<span class="doccomment">/// Creating a [`SocketAddr`] iterator from a hostname:</span>
<span class="doccomment">///</span>
<span class="doccomment">/// ```no_run</span>
<span class="doccomment">/// use std::net::{SocketAddr, ToSocketAddrs};</span>
<span class="doccomment">///</span>
<span class="doccomment">/// // assuming 'localhost' resolves to 127.0.0.1</span>
<span class="doccomment">/// let mut addrs_iter = "localhost:443".to_socket_addrs().unwrap();</span>
<span class="doccomment">/// assert_eq!(addrs_iter.next(), Some(SocketAddr::from(([127, 0, 0, 1], 443))));</span>
<span class="doccomment">/// assert!(addrs_iter.next().is_none());</span>
<span class="doccomment">///</span>
<span class="doccomment">/// // assuming 'foo' does not resolve</span>
<span class="doccomment">/// assert!("foo:443".to_socket_addrs().is_err());</span>
<span class="doccomment">/// ```</span>
<span class="doccomment">///</span>
<span class="doccomment">/// Creating a [`SocketAddr`] iterator that yields multiple items:</span>
<span class="doccomment">///</span>
<span class="doccomment">/// ```</span>
<span class="doccomment">/// use std::net::{SocketAddr, ToSocketAddrs};</span>
<span class="doccomment">///</span>
<span class="doccomment">/// let addr1 = SocketAddr::from(([0, 0, 0, 0], 80));</span>
<span class="doccomment">/// let addr2 = SocketAddr::from(([127, 0, 0, 1], 443));</span>
<span class="doccomment">/// let addrs = vec![addr1, addr2];</span>
<span class="doccomment">///</span>
<span class="doccomment">/// let mut addrs_iter = (&addrs[..]).to_socket_addrs().unwrap();</span>
<span class="doccomment">///</span>
<span class="doccomment">/// assert_eq!(Some(addr1), addrs_iter.next());</span>
<span class="doccomment">/// assert_eq!(Some(addr2), addrs_iter.next());</span>
<span class="doccomment">/// assert!(addrs_iter.next().is_none());</span>
<span class="doccomment">/// ```</span>
<span class="doccomment">///</span>
<span class="doccomment">/// Attempting to create a [`SocketAddr`] iterator from an improperly formatted</span>
<span class="doccomment">/// socket address `&str` (missing the port):</span>
<span class="doccomment">///</span>
<span class="doccomment">/// ```</span>
<span class="doccomment">/// use std::io;</span>
<span class="doccomment">/// use std::net::ToSocketAddrs;</span>
<span class="doccomment">///</span>
<span class="doccomment">/// let err = "127.0.0.1".to_socket_addrs().unwrap_err();</span>
<span class="doccomment">/// assert_eq!(err.kind(), io::ErrorKind::InvalidInput);</span>
<span class="doccomment">/// ```</span>
<span class="doccomment">///</span>
<span class="doccomment">/// [`TcpStream::connect`] is an example of an function that utilizes</span>
<span class="doccomment">/// `ToSocketAddrs` as a trait bound on its parameter in order to accept</span>
<span class="doccomment">/// different types:</span>
<span class="doccomment">///</span>
<span class="doccomment">/// ```no_run</span>
<span class="doccomment">/// use std::net::{TcpStream, Ipv4Addr};</span>
<span class="doccomment">///</span>
<span class="doccomment">/// let stream = TcpStream::connect(("127.0.0.1", 443));</span>
<span class="doccomment">/// // or</span>
<span class="doccomment">/// let stream = TcpStream::connect("127.0.0.1:443");</span>
<span class="doccomment">/// // or</span>
<span class="doccomment">/// let stream = TcpStream::connect((Ipv4Addr::new(127, 0, 0, 1), 443));</span>
<span class="doccomment">/// ```</span>
<span class="doccomment">///</span>
<span class="doccomment">/// [`TcpStream::connect`]: ../../std/net/struct.TcpStream.html#method.connect</span>
<span class="attribute">#[<span class="ident">stable</span>(<span class="ident">feature</span> <span class="op">=</span> <span class="string">"rust1"</span>, <span class="ident">since</span> <span class="op">=</span> <span class="string">"1.0.0"</span>)]</span>
<span class="kw">pub</span> <span class="kw">trait</span> <span class="ident">ToSocketAddrs</span> {
<span class="doccomment">/// Returned iterator over socket addresses which this type may correspond</span>
<span class="doccomment">/// to.</span>
<span class="attribute">#[<span class="ident">stable</span>(<span class="ident">feature</span> <span class="op">=</span> <span class="string">"rust1"</span>, <span class="ident">since</span> <span class="op">=</span> <span class="string">"1.0.0"</span>)]</span>
<span class="kw">type</span> <span class="ident">Iter</span>: <span class="ident">Iterator</span><span class="op"><</span><span class="ident">Item</span><span class="op">=</span><span class="ident">SocketAddr</span><span class="op">></span>;
<span class="doccomment">/// Converts this object to an iterator of resolved `SocketAddr`s.</span>
<span class="doccomment">///</span>
<span class="doccomment">/// The returned iterator may not actually yield any values depending on the</span>
<span class="doccomment">/// outcome of any resolution performed.</span>
<span class="doccomment">///</span>
<span class="doccomment">/// Note that this function may block the current thread while resolution is</span>
<span class="doccomment">/// performed.</span>
<span class="attribute">#[<span class="ident">stable</span>(<span class="ident">feature</span> <span class="op">=</span> <span class="string">"rust1"</span>, <span class="ident">since</span> <span class="op">=</span> <span class="string">"1.0.0"</span>)]</span>
<span class="kw">fn</span> <span class="ident">to_socket_addrs</span>(<span class="kw-2">&</span><span class="self">self</span>) <span class="op">-></span> <span class="ident">io</span>::<span class="prelude-ty">Result</span><span class="op"><</span><span class="self">Self</span>::<span class="ident">Iter</span><span class="op">></span>;
}
<span class="attribute">#[<span class="ident">stable</span>(<span class="ident">feature</span> <span class="op">=</span> <span class="string">"rust1"</span>, <span class="ident">since</span> <span class="op">=</span> <span class="string">"1.0.0"</span>)]</span>
<span class="kw">impl</span> <span class="ident">ToSocketAddrs</span> <span class="kw">for</span> <span class="ident">SocketAddr</span> {
<span class="kw">type</span> <span class="ident">Iter</span> <span class="op">=</span> <span class="ident">option</span>::<span class="ident">IntoIter</span><span class="op"><</span><span class="ident">SocketAddr</span><span class="op">></span>;
<span class="kw">fn</span> <span class="ident">to_socket_addrs</span>(<span class="kw-2">&</span><span class="self">self</span>) <span class="op">-></span> <span class="ident">io</span>::<span class="prelude-ty">Result</span><span class="op"><</span><span class="ident">option</span>::<span class="ident">IntoIter</span><span class="op"><</span><span class="ident">SocketAddr</span><span class="op">>></span> {
<span class="prelude-val">Ok</span>(<span class="prelude-val">Some</span>(<span class="kw-2">*</span><span class="self">self</span>).<span class="ident">into_iter</span>())
}
}
<span class="attribute">#[<span class="ident">stable</span>(<span class="ident">feature</span> <span class="op">=</span> <span class="string">"rust1"</span>, <span class="ident">since</span> <span class="op">=</span> <span class="string">"1.0.0"</span>)]</span>
<span class="kw">impl</span> <span class="ident">ToSocketAddrs</span> <span class="kw">for</span> <span class="ident">SocketAddrV4</span> {
<span class="kw">type</span> <span class="ident">Iter</span> <span class="op">=</span> <span class="ident">option</span>::<span class="ident">IntoIter</span><span class="op"><</span><span class="ident">SocketAddr</span><span class="op">></span>;
<span class="kw">fn</span> <span class="ident">to_socket_addrs</span>(<span class="kw-2">&</span><span class="self">self</span>) <span class="op">-></span> <span class="ident">io</span>::<span class="prelude-ty">Result</span><span class="op"><</span><span class="ident">option</span>::<span class="ident">IntoIter</span><span class="op"><</span><span class="ident">SocketAddr</span><span class="op">>></span> {
<span class="ident">SocketAddr</span>::<span class="ident">V4</span>(<span class="kw-2">*</span><span class="self">self</span>).<span class="ident">to_socket_addrs</span>()
}
}
<span class="attribute">#[<span class="ident">stable</span>(<span class="ident">feature</span> <span class="op">=</span> <span class="string">"rust1"</span>, <span class="ident">since</span> <span class="op">=</span> <span class="string">"1.0.0"</span>)]</span>
<span class="kw">impl</span> <span class="ident">ToSocketAddrs</span> <span class="kw">for</span> <span class="ident">SocketAddrV6</span> {
<span class="kw">type</span> <span class="ident">Iter</span> <span class="op">=</span> <span class="ident">option</span>::<span class="ident">IntoIter</span><span class="op"><</span><span class="ident">SocketAddr</span><span class="op">></span>;
<span class="kw">fn</span> <span class="ident">to_socket_addrs</span>(<span class="kw-2">&</span><span class="self">self</span>) <span class="op">-></span> <span class="ident">io</span>::<span class="prelude-ty">Result</span><span class="op"><</span><span class="ident">option</span>::<span class="ident">IntoIter</span><span class="op"><</span><span class="ident">SocketAddr</span><span class="op">>></span> {
<span class="ident">SocketAddr</span>::<span class="ident">V6</span>(<span class="kw-2">*</span><span class="self">self</span>).<span class="ident">to_socket_addrs</span>()
}
}
<span class="attribute">#[<span class="ident">stable</span>(<span class="ident">feature</span> <span class="op">=</span> <span class="string">"rust1"</span>, <span class="ident">since</span> <span class="op">=</span> <span class="string">"1.0.0"</span>)]</span>
<span class="kw">impl</span> <span class="ident">ToSocketAddrs</span> <span class="kw">for</span> (<span class="ident">IpAddr</span>, <span class="ident">u16</span>) {
<span class="kw">type</span> <span class="ident">Iter</span> <span class="op">=</span> <span class="ident">option</span>::<span class="ident">IntoIter</span><span class="op"><</span><span class="ident">SocketAddr</span><span class="op">></span>;
<span class="kw">fn</span> <span class="ident">to_socket_addrs</span>(<span class="kw-2">&</span><span class="self">self</span>) <span class="op">-></span> <span class="ident">io</span>::<span class="prelude-ty">Result</span><span class="op"><</span><span class="ident">option</span>::<span class="ident">IntoIter</span><span class="op"><</span><span class="ident">SocketAddr</span><span class="op">>></span> {
<span class="kw">let</span> (<span class="ident">ip</span>, <span class="ident">port</span>) <span class="op">=</span> <span class="kw-2">*</span><span class="self">self</span>;
<span class="kw">match</span> <span class="ident">ip</span> {
<span class="ident">IpAddr</span>::<span class="ident">V4</span>(<span class="kw-2">ref</span> <span class="ident">a</span>) <span class="op">=></span> (<span class="kw-2">*</span><span class="ident">a</span>, <span class="ident">port</span>).<span class="ident">to_socket_addrs</span>(),
<span class="ident">IpAddr</span>::<span class="ident">V6</span>(<span class="kw-2">ref</span> <span class="ident">a</span>) <span class="op">=></span> (<span class="kw-2">*</span><span class="ident">a</span>, <span class="ident">port</span>).<span class="ident">to_socket_addrs</span>(),
}
}
}
<span class="attribute">#[<span class="ident">stable</span>(<span class="ident">feature</span> <span class="op">=</span> <span class="string">"rust1"</span>, <span class="ident">since</span> <span class="op">=</span> <span class="string">"1.0.0"</span>)]</span>
<span class="kw">impl</span> <span class="ident">ToSocketAddrs</span> <span class="kw">for</span> (<span class="ident">Ipv4Addr</span>, <span class="ident">u16</span>) {
<span class="kw">type</span> <span class="ident">Iter</span> <span class="op">=</span> <span class="ident">option</span>::<span class="ident">IntoIter</span><span class="op"><</span><span class="ident">SocketAddr</span><span class="op">></span>;
<span class="kw">fn</span> <span class="ident">to_socket_addrs</span>(<span class="kw-2">&</span><span class="self">self</span>) <span class="op">-></span> <span class="ident">io</span>::<span class="prelude-ty">Result</span><span class="op"><</span><span class="ident">option</span>::<span class="ident">IntoIter</span><span class="op"><</span><span class="ident">SocketAddr</span><span class="op">>></span> {
<span class="kw">let</span> (<span class="ident">ip</span>, <span class="ident">port</span>) <span class="op">=</span> <span class="kw-2">*</span><span class="self">self</span>;
<span class="ident">SocketAddrV4</span>::<span class="ident">new</span>(<span class="ident">ip</span>, <span class="ident">port</span>).<span class="ident">to_socket_addrs</span>()
}
}
<span class="attribute">#[<span class="ident">stable</span>(<span class="ident">feature</span> <span class="op">=</span> <span class="string">"rust1"</span>, <span class="ident">since</span> <span class="op">=</span> <span class="string">"1.0.0"</span>)]</span>
<span class="kw">impl</span> <span class="ident">ToSocketAddrs</span> <span class="kw">for</span> (<span class="ident">Ipv6Addr</span>, <span class="ident">u16</span>) {
<span class="kw">type</span> <span class="ident">Iter</span> <span class="op">=</span> <span class="ident">option</span>::<span class="ident">IntoIter</span><span class="op"><</span><span class="ident">SocketAddr</span><span class="op">></span>;
<span class="kw">fn</span> <span class="ident">to_socket_addrs</span>(<span class="kw-2">&</span><span class="self">self</span>) <span class="op">-></span> <span class="ident">io</span>::<span class="prelude-ty">Result</span><span class="op"><</span><span class="ident">option</span>::<span class="ident">IntoIter</span><span class="op"><</span><span class="ident">SocketAddr</span><span class="op">>></span> {
<span class="kw">let</span> (<span class="ident">ip</span>, <span class="ident">port</span>) <span class="op">=</span> <span class="kw-2">*</span><span class="self">self</span>;
<span class="ident">SocketAddrV6</span>::<span class="ident">new</span>(<span class="ident">ip</span>, <span class="ident">port</span>, <span class="number">0</span>, <span class="number">0</span>).<span class="ident">to_socket_addrs</span>()
}
}
<span class="kw">fn</span> <span class="ident">resolve_socket_addr</span>(<span class="ident">s</span>: <span class="kw-2">&</span><span class="ident">str</span>, <span class="ident">p</span>: <span class="ident">u16</span>) <span class="op">-></span> <span class="ident">io</span>::<span class="prelude-ty">Result</span><span class="op"><</span><span class="ident">vec</span>::<span class="ident">IntoIter</span><span class="op"><</span><span class="ident">SocketAddr</span><span class="op">>></span> {
<span class="kw">let</span> <span class="ident">ips</span> <span class="op">=</span> <span class="ident">lookup_host</span>(<span class="ident">s</span>)<span class="question-mark">?</span>;
<span class="kw">let</span> <span class="ident">v</span>: <span class="ident">Vec</span><span class="op"><</span><span class="kw">_</span><span class="op">></span> <span class="op">=</span> <span class="ident">ips</span>.<span class="ident">map</span>(<span class="op">|</span><span class="kw-2">mut</span> <span class="ident">a</span><span class="op">|</span> { <span class="ident">a</span>.<span class="ident">set_port</span>(<span class="ident">p</span>); <span class="ident">a</span> }).<span class="ident">collect</span>();
<span class="prelude-val">Ok</span>(<span class="ident">v</span>.<span class="ident">into_iter</span>())
}
<span class="attribute">#[<span class="ident">stable</span>(<span class="ident">feature</span> <span class="op">=</span> <span class="string">"rust1"</span>, <span class="ident">since</span> <span class="op">=</span> <span class="string">"1.0.0"</span>)]</span>
<span class="kw">impl</span><span class="op"><</span><span class="lifetime">'a</span><span class="op">></span> <span class="ident">ToSocketAddrs</span> <span class="kw">for</span> (<span class="kw-2">&</span><span class="lifetime">'a</span> <span class="ident">str</span>, <span class="ident">u16</span>) {
<span class="kw">type</span> <span class="ident">Iter</span> <span class="op">=</span> <span class="ident">vec</span>::<span class="ident">IntoIter</span><span class="op"><</span><span class="ident">SocketAddr</span><span class="op">></span>;
<span class="kw">fn</span> <span class="ident">to_socket_addrs</span>(<span class="kw-2">&</span><span class="self">self</span>) <span class="op">-></span> <span class="ident">io</span>::<span class="prelude-ty">Result</span><span class="op"><</span><span class="ident">vec</span>::<span class="ident">IntoIter</span><span class="op"><</span><span class="ident">SocketAddr</span><span class="op">>></span> {
<span class="kw">let</span> (<span class="ident">host</span>, <span class="ident">port</span>) <span class="op">=</span> <span class="kw-2">*</span><span class="self">self</span>;
<span class="comment">// try to parse the host as a regular IP address first</span>
<span class="kw">if</span> <span class="kw">let</span> <span class="prelude-val">Ok</span>(<span class="ident">addr</span>) <span class="op">=</span> <span class="ident">host</span>.<span class="ident">parse</span>::<span class="op"><</span><span class="ident">Ipv4Addr</span><span class="op">></span>() {
<span class="kw">let</span> <span class="ident">addr</span> <span class="op">=</span> <span class="ident">SocketAddrV4</span>::<span class="ident">new</span>(<span class="ident">addr</span>, <span class="ident">port</span>);
<span class="kw">return</span> <span class="prelude-val">Ok</span>(<span class="macro">vec</span><span class="macro">!</span>[<span class="ident">SocketAddr</span>::<span class="ident">V4</span>(<span class="ident">addr</span>)].<span class="ident">into_iter</span>())
}
<span class="kw">if</span> <span class="kw">let</span> <span class="prelude-val">Ok</span>(<span class="ident">addr</span>) <span class="op">=</span> <span class="ident">host</span>.<span class="ident">parse</span>::<span class="op"><</span><span class="ident">Ipv6Addr</span><span class="op">></span>() {
<span class="kw">let</span> <span class="ident">addr</span> <span class="op">=</span> <span class="ident">SocketAddrV6</span>::<span class="ident">new</span>(<span class="ident">addr</span>, <span class="ident">port</span>, <span class="number">0</span>, <span class="number">0</span>);
<span class="kw">return</span> <span class="prelude-val">Ok</span>(<span class="macro">vec</span><span class="macro">!</span>[<span class="ident">SocketAddr</span>::<span class="ident">V6</span>(<span class="ident">addr</span>)].<span class="ident">into_iter</span>())
}
<span class="ident">resolve_socket_addr</span>(<span class="ident">host</span>, <span class="ident">port</span>)
}
}
<span class="comment">// accepts strings like 'localhost:12345'</span>
<span class="attribute">#[<span class="ident">stable</span>(<span class="ident">feature</span> <span class="op">=</span> <span class="string">"rust1"</span>, <span class="ident">since</span> <span class="op">=</span> <span class="string">"1.0.0"</span>)]</span>
<span class="kw">impl</span> <span class="ident">ToSocketAddrs</span> <span class="kw">for</span> <span class="ident">str</span> {
<span class="kw">type</span> <span class="ident">Iter</span> <span class="op">=</span> <span class="ident">vec</span>::<span class="ident">IntoIter</span><span class="op"><</span><span class="ident">SocketAddr</span><span class="op">></span>;
<span class="kw">fn</span> <span class="ident">to_socket_addrs</span>(<span class="kw-2">&</span><span class="self">self</span>) <span class="op">-></span> <span class="ident">io</span>::<span class="prelude-ty">Result</span><span class="op"><</span><span class="ident">vec</span>::<span class="ident">IntoIter</span><span class="op"><</span><span class="ident">SocketAddr</span><span class="op">>></span> {
<span class="comment">// try to parse as a regular SocketAddr first</span>
<span class="kw">if</span> <span class="kw">let</span> <span class="prelude-val">Some</span>(<span class="ident">addr</span>) <span class="op">=</span> <span class="self">self</span>.<span class="ident">parse</span>().<span class="ident">ok</span>() {
<span class="kw">return</span> <span class="prelude-val">Ok</span>(<span class="macro">vec</span><span class="macro">!</span>[<span class="ident">addr</span>].<span class="ident">into_iter</span>());
}
<span class="macro">macro_rules</span><span class="macro">!</span> <span class="ident">try_opt</span> {
(<span class="macro-nonterminal">$</span><span class="macro-nonterminal">e</span>:<span class="ident">expr</span>, <span class="macro-nonterminal">$</span><span class="macro-nonterminal">msg</span>:<span class="ident">expr</span>) <span class="op">=></span> (
<span class="kw">match</span> <span class="macro-nonterminal">$</span><span class="macro-nonterminal">e</span> {
<span class="prelude-val">Some</span>(<span class="ident">r</span>) <span class="op">=></span> <span class="ident">r</span>,
<span class="prelude-val">None</span> <span class="op">=></span> <span class="kw">return</span> <span class="prelude-val">Err</span>(<span class="ident">io</span>::<span class="ident">Error</span>::<span class="ident">new</span>(<span class="ident">io</span>::<span class="ident">ErrorKind</span>::<span class="ident">InvalidInput</span>,
<span class="macro-nonterminal">$</span><span class="macro-nonterminal">msg</span>)),
}
)
}
<span class="comment">// split the string by ':' and convert the second part to u16</span>
<span class="kw">let</span> <span class="kw-2">mut</span> <span class="ident">parts_iter</span> <span class="op">=</span> <span class="self">self</span>.<span class="ident">rsplitn</span>(<span class="number">2</span>, <span class="string">':'</span>);
<span class="kw">let</span> <span class="ident">port_str</span> <span class="op">=</span> <span class="macro">try_opt</span><span class="macro">!</span>(<span class="ident">parts_iter</span>.<span class="ident">next</span>(), <span class="string">"invalid socket address"</span>);
<span class="kw">let</span> <span class="ident">host</span> <span class="op">=</span> <span class="macro">try_opt</span><span class="macro">!</span>(<span class="ident">parts_iter</span>.<span class="ident">next</span>(), <span class="string">"invalid socket address"</span>);
<span class="kw">let</span> <span class="ident">port</span>: <span class="ident">u16</span> <span class="op">=</span> <span class="macro">try_opt</span><span class="macro">!</span>(<span class="ident">port_str</span>.<span class="ident">parse</span>().<span class="ident">ok</span>(), <span class="string">"invalid port value"</span>);
<span class="ident">resolve_socket_addr</span>(<span class="ident">host</span>, <span class="ident">port</span>)
}
}
<span class="attribute">#[<span class="ident">stable</span>(<span class="ident">feature</span> <span class="op">=</span> <span class="string">"slice_to_socket_addrs"</span>, <span class="ident">since</span> <span class="op">=</span> <span class="string">"1.8.0"</span>)]</span>
<span class="kw">impl</span><span class="op"><</span><span class="lifetime">'a</span><span class="op">></span> <span class="ident">ToSocketAddrs</span> <span class="kw">for</span> <span class="kw-2">&</span><span class="lifetime">'a</span> [<span class="ident">SocketAddr</span>] {
<span class="kw">type</span> <span class="ident">Iter</span> <span class="op">=</span> <span class="ident">iter</span>::<span class="ident">Cloned</span><span class="op"><</span><span class="ident">slice</span>::<span class="ident">Iter</span><span class="op"><</span><span class="lifetime">'a</span>, <span class="ident">SocketAddr</span><span class="op">>></span>;
<span class="kw">fn</span> <span class="ident">to_socket_addrs</span>(<span class="kw-2">&</span><span class="self">self</span>) <span class="op">-></span> <span class="ident">io</span>::<span class="prelude-ty">Result</span><span class="op"><</span><span class="self">Self</span>::<span class="ident">Iter</span><span class="op">></span> {
<span class="prelude-val">Ok</span>(<span class="self">self</span>.<span class="ident">iter</span>().<span class="ident">cloned</span>())
}
}
<span class="attribute">#[<span class="ident">stable</span>(<span class="ident">feature</span> <span class="op">=</span> <span class="string">"rust1"</span>, <span class="ident">since</span> <span class="op">=</span> <span class="string">"1.0.0"</span>)]</span>
<span class="kw">impl</span><span class="op"><</span><span class="lifetime">'a</span>, <span class="ident">T</span>: <span class="ident">ToSocketAddrs</span> <span class="op">+</span> <span class="question-mark">?</span><span class="ident">Sized</span><span class="op">></span> <span class="ident">ToSocketAddrs</span> <span class="kw">for</span> <span class="kw-2">&</span><span class="lifetime">'a</span> <span class="ident">T</span> {
<span class="kw">type</span> <span class="ident">Iter</span> <span class="op">=</span> <span class="ident">T</span>::<span class="ident">Iter</span>;
<span class="kw">fn</span> <span class="ident">to_socket_addrs</span>(<span class="kw-2">&</span><span class="self">self</span>) <span class="op">-></span> <span class="ident">io</span>::<span class="prelude-ty">Result</span><span class="op"><</span><span class="ident">T</span>::<span class="ident">Iter</span><span class="op">></span> {
(<span class="kw-2">*</span><span class="kw-2">*</span><span class="self">self</span>).<span class="ident">to_socket_addrs</span>()
}
}
<span class="attribute">#[<span class="ident">stable</span>(<span class="ident">feature</span> <span class="op">=</span> <span class="string">"string_to_socket_addrs"</span>, <span class="ident">since</span> <span class="op">=</span> <span class="string">"1.16.0"</span>)]</span>
<span class="kw">impl</span> <span class="ident">ToSocketAddrs</span> <span class="kw">for</span> <span class="ident">String</span> {
<span class="kw">type</span> <span class="ident">Iter</span> <span class="op">=</span> <span class="ident">vec</span>::<span class="ident">IntoIter</span><span class="op"><</span><span class="ident">SocketAddr</span><span class="op">></span>;
<span class="kw">fn</span> <span class="ident">to_socket_addrs</span>(<span class="kw-2">&</span><span class="self">self</span>) <span class="op">-></span> <span class="ident">io</span>::<span class="prelude-ty">Result</span><span class="op"><</span><span class="ident">vec</span>::<span class="ident">IntoIter</span><span class="op"><</span><span class="ident">SocketAddr</span><span class="op">>></span> {
(<span class="kw-2">&</span><span class="kw-2">*</span><span class="kw-2">*</span><span class="self">self</span>).<span class="ident">to_socket_addrs</span>()
}
}
<span class="attribute">#[<span class="ident">cfg</span>(<span class="ident">all</span>(<span class="ident">test</span>, <span class="ident">not</span>(<span class="ident">target_os</span> <span class="op">=</span> <span class="string">"emscripten"</span>)))]</span>
<span class="kw">mod</span> <span class="ident">tests</span> {
<span class="kw">use</span> <span class="ident">net</span>::<span class="kw-2">*</span>;
<span class="kw">use</span> <span class="ident">net</span>::<span class="ident">test</span>::{<span class="ident">tsa</span>, <span class="ident">sa6</span>, <span class="ident">sa4</span>};
<span class="attribute">#[<span class="ident">test</span>]</span>
<span class="kw">fn</span> <span class="ident">to_socket_addr_ipaddr_u16</span>() {
<span class="kw">let</span> <span class="ident">a</span> <span class="op">=</span> <span class="ident">Ipv4Addr</span>::<span class="ident">new</span>(<span class="number">77</span>, <span class="number">88</span>, <span class="number">21</span>, <span class="number">11</span>);
<span class="kw">let</span> <span class="ident">p</span> <span class="op">=</span> <span class="number">12345</span>;
<span class="kw">let</span> <span class="ident">e</span> <span class="op">=</span> <span class="ident">SocketAddr</span>::<span class="ident">V4</span>(<span class="ident">SocketAddrV4</span>::<span class="ident">new</span>(<span class="ident">a</span>, <span class="ident">p</span>));
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="prelude-val">Ok</span>(<span class="macro">vec</span><span class="macro">!</span>[<span class="ident">e</span>]), <span class="ident">tsa</span>((<span class="ident">a</span>, <span class="ident">p</span>)));
}
<span class="attribute">#[<span class="ident">test</span>]</span>
<span class="kw">fn</span> <span class="ident">to_socket_addr_str_u16</span>() {
<span class="kw">let</span> <span class="ident">a</span> <span class="op">=</span> <span class="ident">sa4</span>(<span class="ident">Ipv4Addr</span>::<span class="ident">new</span>(<span class="number">77</span>, <span class="number">88</span>, <span class="number">21</span>, <span class="number">11</span>), <span class="number">24352</span>);
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="prelude-val">Ok</span>(<span class="macro">vec</span><span class="macro">!</span>[<span class="ident">a</span>]), <span class="ident">tsa</span>((<span class="string">"77.88.21.11"</span>, <span class="number">24352</span>)));
<span class="kw">let</span> <span class="ident">a</span> <span class="op">=</span> <span class="ident">sa6</span>(<span class="ident">Ipv6Addr</span>::<span class="ident">new</span>(<span class="number">0x2a02</span>, <span class="number">0x6b8</span>, <span class="number">0</span>, <span class="number">1</span>, <span class="number">0</span>, <span class="number">0</span>, <span class="number">0</span>, <span class="number">1</span>), <span class="number">53</span>);
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="prelude-val">Ok</span>(<span class="macro">vec</span><span class="macro">!</span>[<span class="ident">a</span>]), <span class="ident">tsa</span>((<span class="string">"2a02:6b8:0:1::1"</span>, <span class="number">53</span>)));
<span class="kw">let</span> <span class="ident">a</span> <span class="op">=</span> <span class="ident">sa4</span>(<span class="ident">Ipv4Addr</span>::<span class="ident">new</span>(<span class="number">127</span>, <span class="number">0</span>, <span class="number">0</span>, <span class="number">1</span>), <span class="number">23924</span>);
<span class="macro">assert</span><span class="macro">!</span>(<span class="ident">tsa</span>((<span class="string">"localhost"</span>, <span class="number">23924</span>)).<span class="ident">unwrap</span>().<span class="ident">contains</span>(<span class="kw-2">&</span><span class="ident">a</span>));
}
<span class="attribute">#[<span class="ident">test</span>]</span>
<span class="kw">fn</span> <span class="ident">to_socket_addr_str</span>() {
<span class="kw">let</span> <span class="ident">a</span> <span class="op">=</span> <span class="ident">sa4</span>(<span class="ident">Ipv4Addr</span>::<span class="ident">new</span>(<span class="number">77</span>, <span class="number">88</span>, <span class="number">21</span>, <span class="number">11</span>), <span class="number">24352</span>);
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="prelude-val">Ok</span>(<span class="macro">vec</span><span class="macro">!</span>[<span class="ident">a</span>]), <span class="ident">tsa</span>(<span class="string">"77.88.21.11:24352"</span>));
<span class="kw">let</span> <span class="ident">a</span> <span class="op">=</span> <span class="ident">sa6</span>(<span class="ident">Ipv6Addr</span>::<span class="ident">new</span>(<span class="number">0x2a02</span>, <span class="number">0x6b8</span>, <span class="number">0</span>, <span class="number">1</span>, <span class="number">0</span>, <span class="number">0</span>, <span class="number">0</span>, <span class="number">1</span>), <span class="number">53</span>);
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="prelude-val">Ok</span>(<span class="macro">vec</span><span class="macro">!</span>[<span class="ident">a</span>]), <span class="ident">tsa</span>(<span class="string">"[2a02:6b8:0:1::1]:53"</span>));
<span class="kw">let</span> <span class="ident">a</span> <span class="op">=</span> <span class="ident">sa4</span>(<span class="ident">Ipv4Addr</span>::<span class="ident">new</span>(<span class="number">127</span>, <span class="number">0</span>, <span class="number">0</span>, <span class="number">1</span>), <span class="number">23924</span>);
<span class="macro">assert</span><span class="macro">!</span>(<span class="ident">tsa</span>(<span class="string">"localhost:23924"</span>).<span class="ident">unwrap</span>().<span class="ident">contains</span>(<span class="kw-2">&</span><span class="ident">a</span>));
}
<span class="attribute">#[<span class="ident">test</span>]</span>
<span class="kw">fn</span> <span class="ident">to_socket_addr_string</span>() {
<span class="kw">let</span> <span class="ident">a</span> <span class="op">=</span> <span class="ident">sa4</span>(<span class="ident">Ipv4Addr</span>::<span class="ident">new</span>(<span class="number">77</span>, <span class="number">88</span>, <span class="number">21</span>, <span class="number">11</span>), <span class="number">24352</span>);
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="prelude-val">Ok</span>(<span class="macro">vec</span><span class="macro">!</span>[<span class="ident">a</span>]), <span class="ident">tsa</span>(<span class="kw-2">&</span><span class="kw-2">*</span><span class="macro">format</span><span class="macro">!</span>(<span class="string">"{}:{}"</span>, <span class="string">"77.88.21.11"</span>, <span class="string">"24352"</span>)));
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="prelude-val">Ok</span>(<span class="macro">vec</span><span class="macro">!</span>[<span class="ident">a</span>]), <span class="ident">tsa</span>(<span class="kw-2">&</span><span class="macro">format</span><span class="macro">!</span>(<span class="string">"{}:{}"</span>, <span class="string">"77.88.21.11"</span>, <span class="string">"24352"</span>)));
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="prelude-val">Ok</span>(<span class="macro">vec</span><span class="macro">!</span>[<span class="ident">a</span>]), <span class="ident">tsa</span>(<span class="macro">format</span><span class="macro">!</span>(<span class="string">"{}:{}"</span>, <span class="string">"77.88.21.11"</span>, <span class="string">"24352"</span>)));
<span class="kw">let</span> <span class="ident">s</span> <span class="op">=</span> <span class="macro">format</span><span class="macro">!</span>(<span class="string">"{}:{}"</span>, <span class="string">"77.88.21.11"</span>, <span class="string">"24352"</span>);
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="prelude-val">Ok</span>(<span class="macro">vec</span><span class="macro">!</span>[<span class="ident">a</span>]), <span class="ident">tsa</span>(<span class="ident">s</span>));
<span class="comment">// s has been moved into the tsa call</span>
}
<span class="comment">// FIXME: figure out why this fails on openbsd and bitrig and fix it</span>
<span class="attribute">#[<span class="ident">test</span>]</span>
<span class="attribute">#[<span class="ident">cfg</span>(<span class="ident">not</span>(<span class="ident">any</span>(<span class="ident">windows</span>, <span class="ident">target_os</span> <span class="op">=</span> <span class="string">"openbsd"</span>, <span class="ident">target_os</span> <span class="op">=</span> <span class="string">"bitrig"</span>)))]</span>
<span class="kw">fn</span> <span class="ident">to_socket_addr_str_bad</span>() {
<span class="macro">assert</span><span class="macro">!</span>(<span class="ident">tsa</span>(<span class="string">"1200::AB00:1234::2552:7777:1313:34300"</span>).<span class="ident">is_err</span>());
}
<span class="attribute">#[<span class="ident">test</span>]</span>
<span class="kw">fn</span> <span class="ident">set_ip</span>() {
<span class="kw">fn</span> <span class="ident">ip4</span>(<span class="ident">low</span>: <span class="ident">u8</span>) <span class="op">-></span> <span class="ident">Ipv4Addr</span> { <span class="ident">Ipv4Addr</span>::<span class="ident">new</span>(<span class="number">77</span>, <span class="number">88</span>, <span class="number">21</span>, <span class="ident">low</span>) }
<span class="kw">fn</span> <span class="ident">ip6</span>(<span class="ident">low</span>: <span class="ident">u16</span>) <span class="op">-></span> <span class="ident">Ipv6Addr</span> { <span class="ident">Ipv6Addr</span>::<span class="ident">new</span>(<span class="number">0x2a02</span>, <span class="number">0x6b8</span>, <span class="number">0</span>, <span class="number">1</span>, <span class="number">0</span>, <span class="number">0</span>, <span class="number">0</span>, <span class="ident">low</span>) }
<span class="kw">let</span> <span class="kw-2">mut</span> <span class="ident">v4</span> <span class="op">=</span> <span class="ident">SocketAddrV4</span>::<span class="ident">new</span>(<span class="ident">ip4</span>(<span class="number">11</span>), <span class="number">80</span>);
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="ident">v4</span>.<span class="ident">ip</span>(), <span class="kw-2">&</span><span class="ident">ip4</span>(<span class="number">11</span>));
<span class="ident">v4</span>.<span class="ident">set_ip</span>(<span class="ident">ip4</span>(<span class="number">12</span>));
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="ident">v4</span>.<span class="ident">ip</span>(), <span class="kw-2">&</span><span class="ident">ip4</span>(<span class="number">12</span>));
<span class="kw">let</span> <span class="kw-2">mut</span> <span class="ident">addr</span> <span class="op">=</span> <span class="ident">SocketAddr</span>::<span class="ident">V4</span>(<span class="ident">v4</span>);
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="ident">addr</span>.<span class="ident">ip</span>(), <span class="ident">IpAddr</span>::<span class="ident">V4</span>(<span class="ident">ip4</span>(<span class="number">12</span>)));
<span class="ident">addr</span>.<span class="ident">set_ip</span>(<span class="ident">IpAddr</span>::<span class="ident">V4</span>(<span class="ident">ip4</span>(<span class="number">13</span>)));
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="ident">addr</span>.<span class="ident">ip</span>(), <span class="ident">IpAddr</span>::<span class="ident">V4</span>(<span class="ident">ip4</span>(<span class="number">13</span>)));
<span class="ident">addr</span>.<span class="ident">set_ip</span>(<span class="ident">IpAddr</span>::<span class="ident">V6</span>(<span class="ident">ip6</span>(<span class="number">14</span>)));
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="ident">addr</span>.<span class="ident">ip</span>(), <span class="ident">IpAddr</span>::<span class="ident">V6</span>(<span class="ident">ip6</span>(<span class="number">14</span>)));
<span class="kw">let</span> <span class="kw-2">mut</span> <span class="ident">v6</span> <span class="op">=</span> <span class="ident">SocketAddrV6</span>::<span class="ident">new</span>(<span class="ident">ip6</span>(<span class="number">1</span>), <span class="number">80</span>, <span class="number">0</span>, <span class="number">0</span>);
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="ident">v6</span>.<span class="ident">ip</span>(), <span class="kw-2">&</span><span class="ident">ip6</span>(<span class="number">1</span>));
<span class="ident">v6</span>.<span class="ident">set_ip</span>(<span class="ident">ip6</span>(<span class="number">2</span>));
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="ident">v6</span>.<span class="ident">ip</span>(), <span class="kw-2">&</span><span class="ident">ip6</span>(<span class="number">2</span>));
<span class="kw">let</span> <span class="kw-2">mut</span> <span class="ident">addr</span> <span class="op">=</span> <span class="ident">SocketAddr</span>::<span class="ident">V6</span>(<span class="ident">v6</span>);
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="ident">addr</span>.<span class="ident">ip</span>(), <span class="ident">IpAddr</span>::<span class="ident">V6</span>(<span class="ident">ip6</span>(<span class="number">2</span>)));
<span class="ident">addr</span>.<span class="ident">set_ip</span>(<span class="ident">IpAddr</span>::<span class="ident">V6</span>(<span class="ident">ip6</span>(<span class="number">3</span>)));
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="ident">addr</span>.<span class="ident">ip</span>(), <span class="ident">IpAddr</span>::<span class="ident">V6</span>(<span class="ident">ip6</span>(<span class="number">3</span>)));
<span class="ident">addr</span>.<span class="ident">set_ip</span>(<span class="ident">IpAddr</span>::<span class="ident">V4</span>(<span class="ident">ip4</span>(<span class="number">4</span>)));
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="ident">addr</span>.<span class="ident">ip</span>(), <span class="ident">IpAddr</span>::<span class="ident">V4</span>(<span class="ident">ip4</span>(<span class="number">4</span>)));
}
<span class="attribute">#[<span class="ident">test</span>]</span>
<span class="kw">fn</span> <span class="ident">set_port</span>() {
<span class="kw">let</span> <span class="kw-2">mut</span> <span class="ident">v4</span> <span class="op">=</span> <span class="ident">SocketAddrV4</span>::<span class="ident">new</span>(<span class="ident">Ipv4Addr</span>::<span class="ident">new</span>(<span class="number">77</span>, <span class="number">88</span>, <span class="number">21</span>, <span class="number">11</span>), <span class="number">80</span>);
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="ident">v4</span>.<span class="ident">port</span>(), <span class="number">80</span>);
<span class="ident">v4</span>.<span class="ident">set_port</span>(<span class="number">443</span>);
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="ident">v4</span>.<span class="ident">port</span>(), <span class="number">443</span>);
<span class="kw">let</span> <span class="kw-2">mut</span> <span class="ident">addr</span> <span class="op">=</span> <span class="ident">SocketAddr</span>::<span class="ident">V4</span>(<span class="ident">v4</span>);
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="ident">addr</span>.<span class="ident">port</span>(), <span class="number">443</span>);
<span class="ident">addr</span>.<span class="ident">set_port</span>(<span class="number">8080</span>);
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="ident">addr</span>.<span class="ident">port</span>(), <span class="number">8080</span>);
<span class="kw">let</span> <span class="kw-2">mut</span> <span class="ident">v6</span> <span class="op">=</span> <span class="ident">SocketAddrV6</span>::<span class="ident">new</span>(<span class="ident">Ipv6Addr</span>::<span class="ident">new</span>(<span class="number">0x2a02</span>, <span class="number">0x6b8</span>, <span class="number">0</span>, <span class="number">1</span>, <span class="number">0</span>, <span class="number">0</span>, <span class="number">0</span>, <span class="number">1</span>), <span class="number">80</span>, <span class="number">0</span>, <span class="number">0</span>);
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="ident">v6</span>.<span class="ident">port</span>(), <span class="number">80</span>);
<span class="ident">v6</span>.<span class="ident">set_port</span>(<span class="number">443</span>);
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="ident">v6</span>.<span class="ident">port</span>(), <span class="number">443</span>);
<span class="kw">let</span> <span class="kw-2">mut</span> <span class="ident">addr</span> <span class="op">=</span> <span class="ident">SocketAddr</span>::<span class="ident">V6</span>(<span class="ident">v6</span>);
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="ident">addr</span>.<span class="ident">port</span>(), <span class="number">443</span>);
<span class="ident">addr</span>.<span class="ident">set_port</span>(<span class="number">8080</span>);
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="ident">addr</span>.<span class="ident">port</span>(), <span class="number">8080</span>);
}
<span class="attribute">#[<span class="ident">test</span>]</span>
<span class="kw">fn</span> <span class="ident">set_flowinfo</span>() {
<span class="kw">let</span> <span class="kw-2">mut</span> <span class="ident">v6</span> <span class="op">=</span> <span class="ident">SocketAddrV6</span>::<span class="ident">new</span>(<span class="ident">Ipv6Addr</span>::<span class="ident">new</span>(<span class="number">0x2a02</span>, <span class="number">0x6b8</span>, <span class="number">0</span>, <span class="number">1</span>, <span class="number">0</span>, <span class="number">0</span>, <span class="number">0</span>, <span class="number">1</span>), <span class="number">80</span>, <span class="number">10</span>, <span class="number">0</span>);
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="ident">v6</span>.<span class="ident">flowinfo</span>(), <span class="number">10</span>);
<span class="ident">v6</span>.<span class="ident">set_flowinfo</span>(<span class="number">20</span>);
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="ident">v6</span>.<span class="ident">flowinfo</span>(), <span class="number">20</span>);
}
<span class="attribute">#[<span class="ident">test</span>]</span>
<span class="kw">fn</span> <span class="ident">set_scope_id</span>() {
<span class="kw">let</span> <span class="kw-2">mut</span> <span class="ident">v6</span> <span class="op">=</span> <span class="ident">SocketAddrV6</span>::<span class="ident">new</span>(<span class="ident">Ipv6Addr</span>::<span class="ident">new</span>(<span class="number">0x2a02</span>, <span class="number">0x6b8</span>, <span class="number">0</span>, <span class="number">1</span>, <span class="number">0</span>, <span class="number">0</span>, <span class="number">0</span>, <span class="number">1</span>), <span class="number">80</span>, <span class="number">0</span>, <span class="number">10</span>);
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="ident">v6</span>.<span class="ident">scope_id</span>(), <span class="number">10</span>);
<span class="ident">v6</span>.<span class="ident">set_scope_id</span>(<span class="number">20</span>);
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="ident">v6</span>.<span class="ident">scope_id</span>(), <span class="number">20</span>);
}
<span class="attribute">#[<span class="ident">test</span>]</span>
<span class="kw">fn</span> <span class="ident">is_v4</span>() {
<span class="kw">let</span> <span class="ident">v4</span> <span class="op">=</span> <span class="ident">SocketAddr</span>::<span class="ident">V4</span>(<span class="ident">SocketAddrV4</span>::<span class="ident">new</span>(<span class="ident">Ipv4Addr</span>::<span class="ident">new</span>(<span class="number">77</span>, <span class="number">88</span>, <span class="number">21</span>, <span class="number">11</span>), <span class="number">80</span>));
<span class="macro">assert</span><span class="macro">!</span>(<span class="ident">v4</span>.<span class="ident">is_ipv4</span>());
<span class="macro">assert</span><span class="macro">!</span>(<span class="op">!</span><span class="ident">v4</span>.<span class="ident">is_ipv6</span>());
}
<span class="attribute">#[<span class="ident">test</span>]</span>
<span class="kw">fn</span> <span class="ident">is_v6</span>() {
<span class="kw">let</span> <span class="ident">v6</span> <span class="op">=</span> <span class="ident">SocketAddr</span>::<span class="ident">V6</span>(<span class="ident">SocketAddrV6</span>::<span class="ident">new</span>(
<span class="ident">Ipv6Addr</span>::<span class="ident">new</span>(<span class="number">0x2a02</span>, <span class="number">0x6b8</span>, <span class="number">0</span>, <span class="number">1</span>, <span class="number">0</span>, <span class="number">0</span>, <span class="number">0</span>, <span class="number">1</span>), <span class="number">80</span>, <span class="number">10</span>, <span class="number">0</span>));
<span class="macro">assert</span><span class="macro">!</span>(<span class="op">!</span><span class="ident">v6</span>.<span class="ident">is_ipv4</span>());
<span class="macro">assert</span><span class="macro">!</span>(<span class="ident">v6</span>.<span class="ident">is_ipv6</span>());
}
}
</pre>
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