| <!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="A User Datagram Protocol socket."><meta name="keywords" content="rust, rustlang, rust-lang, UdpSocket"><title>UdpSocket in mio::net - Rust</title><link rel="preload" as="font" type="font/woff2" crossorigin href="../../SourceSerif4-Regular.ttf.woff2"><link rel="preload" as="font" type="font/woff2" crossorigin href="../../FiraSans-Regular.woff2"><link rel="preload" as="font" type="font/woff2" crossorigin href="../../FiraSans-Medium.woff2"><link rel="preload" as="font" type="font/woff2" crossorigin href="../../SourceCodePro-Regular.ttf.woff2"><link rel="preload" as="font" type="font/woff2" crossorigin href="../../SourceSerif4-Bold.ttf.woff2"><link rel="preload" as="font" type="font/woff2" crossorigin href="../../SourceCodePro-Semibold.ttf.woff2"><link rel="stylesheet" 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href="../../mio/index.html"><div class="logo-container"><img class="rust-logo" src="../../rust-logo.svg" alt="logo"></div></a><h2></h2></nav><nav class="sidebar"><a class="sidebar-logo" href="../../mio/index.html"><div class="logo-container"><img class="rust-logo" src="../../rust-logo.svg" alt="logo"></div></a><h2 class="location"><a href="#">UdpSocket</a></h2><div class="sidebar-elems"><section><h3><a href="#implementations">Methods</a></h3><ul class="block"><li><a href="#method.bind">bind</a></li><li><a href="#method.broadcast">broadcast</a></li><li><a href="#method.connect">connect</a></li><li><a href="#method.from_std">from_std</a></li><li><a href="#method.join_multicast_v4">join_multicast_v4</a></li><li><a href="#method.join_multicast_v6">join_multicast_v6</a></li><li><a href="#method.leave_multicast_v4">leave_multicast_v4</a></li><li><a href="#method.leave_multicast_v6">leave_multicast_v6</a></li><li><a href="#method.local_addr">local_addr</a></li><li><a href="#method.multicast_loop_v4">multicast_loop_v4</a></li><li><a href="#method.multicast_loop_v6">multicast_loop_v6</a></li><li><a href="#method.multicast_ttl_v4">multicast_ttl_v4</a></li><li><a href="#method.only_v6">only_v6</a></li><li><a href="#method.peek">peek</a></li><li><a href="#method.peek_from">peek_from</a></li><li><a href="#method.peer_addr">peer_addr</a></li><li><a href="#method.recv">recv</a></li><li><a href="#method.recv_from">recv_from</a></li><li><a href="#method.send">send</a></li><li><a href="#method.send_to">send_to</a></li><li><a href="#method.set_broadcast">set_broadcast</a></li><li><a href="#method.set_multicast_loop_v4">set_multicast_loop_v4</a></li><li><a href="#method.set_multicast_loop_v6">set_multicast_loop_v6</a></li><li><a href="#method.set_multicast_ttl_v4">set_multicast_ttl_v4</a></li><li><a href="#method.set_ttl">set_ttl</a></li><li><a href="#method.take_error">take_error</a></li><li><a href="#method.try_io">try_io</a></li><li><a href="#method.ttl">ttl</a></li></ul><h3><a href="#trait-implementations">Trait Implementations</a></h3><ul class="block"><li><a href="#impl-AsRawFd-for-UdpSocket">AsRawFd</a></li><li><a href="#impl-Debug-for-UdpSocket">Debug</a></li><li><a href="#impl-FromRawFd-for-UdpSocket">FromRawFd</a></li><li><a href="#impl-IntoRawFd-for-UdpSocket">IntoRawFd</a></li><li><a href="#impl-Source-for-UdpSocket">Source</a></li></ul><h3><a href="#synthetic-implementations">Auto Trait Implementations</a></h3><ul class="block"><li><a href="#impl-RefUnwindSafe-for-UdpSocket">RefUnwindSafe</a></li><li><a href="#impl-Send-for-UdpSocket">Send</a></li><li><a href="#impl-Sync-for-UdpSocket">Sync</a></li><li><a href="#impl-Unpin-for-UdpSocket">Unpin</a></li><li><a href="#impl-UnwindSafe-for-UdpSocket">UnwindSafe</a></li></ul><h3><a href="#blanket-implementations">Blanket Implementations</a></h3><ul class="block"><li><a href="#impl-Any-for-UdpSocket">Any</a></li><li><a href="#impl-Borrow%3CT%3E-for-UdpSocket">Borrow<T></a></li><li><a href="#impl-BorrowMut%3CT%3E-for-UdpSocket">BorrowMut<T></a></li><li><a href="#impl-From%3CT%3E-for-UdpSocket">From<T></a></li><li><a href="#impl-Into%3CU%3E-for-UdpSocket">Into<U></a></li><li><a href="#impl-TryFrom%3CU%3E-for-UdpSocket">TryFrom<U></a></li><li><a href="#impl-TryInto%3CU%3E-for-UdpSocket">TryInto<U></a></li></ul></section><h2><a href="index.html">In mio::net</a></h2></div></nav><main><div class="width-limiter"><nav class="sub"><form class="search-form"><div class="search-container"><span></span><input class="search-input" name="search" autocomplete="off" spellcheck="false" placeholder="Click or press ‘S’ to search, ‘?’ for more options…" type="search"><div id="help-button" title="help" tabindex="-1"><a href="../../help.html">?</a></div><div id="settings-menu" tabindex="-1"><a href="../../settings.html" title="settings"><img width="22" height="22" alt="Change settings" src="../../wheel.svg"></a></div></div></form></nav><section id="main-content" class="content"><div class="main-heading"><h1 class="fqn">Struct <a href="../index.html">mio</a>::<wbr><a href="index.html">net</a>::<wbr><a class="struct" href="#">UdpSocket</a><button id="copy-path" onclick="copy_path(this)" title="Copy item path to clipboard"><img src="../../clipboard.svg" width="19" height="18" alt="Copy item path"></button></h1><span class="out-of-band"><a class="srclink" href="../../src/mio/net/udp.rs.html#91-93">source</a> · <a id="toggle-all-docs" href="javascript:void(0)" title="collapse all docs">[<span class="inner">−</span>]</a></span></div><div class="item-decl"><pre class="rust struct"><code>pub struct UdpSocket { /* private fields */ }</code></pre></div><details class="rustdoc-toggle top-doc" open><summary class="hideme"><span>Expand description</span></summary><div class="docblock"><p>A User Datagram Protocol socket.</p> |
| <p>This is an implementation of a bound UDP socket. This supports both IPv4 and |
| IPv6 addresses, and there is no corresponding notion of a server because UDP |
| is a datagram protocol.</p> |
| <h2 id="examples"><a href="#examples">Examples</a></h2> |
| <div class="example-wrap"><pre class="rust rust-example-rendered"><code><span class="comment">// An Echo program: |
| // SENDER -> sends a message. |
| // ECHOER -> listens and prints the message received. |
| |
| </span><span class="kw">use </span>mio::net::UdpSocket; |
| <span class="kw">use </span>mio::{Events, Interest, Poll, Token}; |
| <span class="kw">use </span>std::time::Duration; |
| |
| <span class="kw">const </span>SENDER: Token = Token(<span class="number">0</span>); |
| <span class="kw">const </span>ECHOER: Token = Token(<span class="number">1</span>); |
| |
| <span class="comment">// This operation will fail if the address is in use, so we select different ports for each |
| // socket. |
| </span><span class="kw">let </span><span class="kw-2">mut </span>sender_socket = UdpSocket::bind(<span class="string">"127.0.0.1:0"</span>.parse()<span class="question-mark">?</span>)<span class="question-mark">?</span>; |
| <span class="kw">let </span><span class="kw-2">mut </span>echoer_socket = UdpSocket::bind(<span class="string">"127.0.0.1:0"</span>.parse()<span class="question-mark">?</span>)<span class="question-mark">?</span>; |
| |
| <span class="comment">// If we do not use connect here, SENDER and ECHOER would need to call send_to and recv_from |
| // respectively. |
| </span>sender_socket.connect(echoer_socket.local_addr()<span class="question-mark">?</span>)<span class="question-mark">?</span>; |
| |
| <span class="comment">// We need a Poll to check if SENDER is ready to be written into, and if ECHOER is ready to be |
| // read from. |
| </span><span class="kw">let </span><span class="kw-2">mut </span>poll = Poll::new()<span class="question-mark">?</span>; |
| |
| <span class="comment">// We register our sockets here so that we can check if they are ready to be written/read. |
| </span>poll.registry().register(<span class="kw-2">&mut </span>sender_socket, SENDER, Interest::WRITABLE)<span class="question-mark">?</span>; |
| poll.registry().register(<span class="kw-2">&mut </span>echoer_socket, ECHOER, Interest::READABLE)<span class="question-mark">?</span>; |
| |
| <span class="kw">let </span>msg_to_send = [<span class="number">9</span>; <span class="number">9</span>]; |
| <span class="kw">let </span><span class="kw-2">mut </span>buffer = [<span class="number">0</span>; <span class="number">9</span>]; |
| |
| <span class="kw">let </span><span class="kw-2">mut </span>events = Events::with_capacity(<span class="number">128</span>); |
| <span class="kw">loop </span>{ |
| poll.poll(<span class="kw-2">&mut </span>events, <span class="prelude-val">Some</span>(Duration::from_millis(<span class="number">100</span>)))<span class="question-mark">?</span>; |
| <span class="kw">for </span>event <span class="kw">in </span>events.iter() { |
| <span class="kw">match </span>event.token() { |
| <span class="comment">// Our SENDER is ready to be written into. |
| </span>SENDER => { |
| <span class="kw">let </span>bytes_sent = sender_socket.send(<span class="kw-2">&</span>msg_to_send)<span class="question-mark">?</span>; |
| <span class="macro">assert_eq!</span>(bytes_sent, <span class="number">9</span>); |
| <span class="macro">println!</span>(<span class="string">"sent {:?} -> {:?} bytes"</span>, msg_to_send, bytes_sent); |
| }, |
| <span class="comment">// Our ECHOER is ready to be read from. |
| </span>ECHOER => { |
| <span class="kw">let </span>num_recv = echoer_socket.recv(<span class="kw-2">&mut </span>buffer)<span class="question-mark">?</span>; |
| <span class="macro">println!</span>(<span class="string">"echo {:?} -> {:?}"</span>, buffer, num_recv); |
| buffer = [<span class="number">0</span>; <span class="number">9</span>]; |
| } |
| <span class="kw">_ </span>=> <span class="macro">unreachable!</span>() |
| } |
| } |
| }</code></pre></div> |
| </div></details><h2 id="implementations" class="small-section-header">Implementations<a href="#implementations" class="anchor"></a></h2><div id="implementations-list"><details class="rustdoc-toggle implementors-toggle" open><summary><section id="impl-UdpSocket" class="impl has-srclink"><a class="srclink rightside" href="../../src/mio/net/udp.rs.html#95-613">source</a><a href="#impl-UdpSocket" class="anchor"></a><h3 class="code-header">impl <a class="struct" href="struct.UdpSocket.html" title="struct mio::net::UdpSocket">UdpSocket</a></h3></section></summary><div class="impl-items"><details class="rustdoc-toggle method-toggle" open><summary><section id="method.bind" class="method has-srclink"><a class="srclink rightside" href="../../src/mio/net/udp.rs.html#121-123">source</a><h4 class="code-header">pub fn <a href="#method.bind" class="fnname">bind</a>(addr: SocketAddr) -> Result<<a class="struct" href="struct.UdpSocket.html" title="struct mio::net::UdpSocket">UdpSocket</a>></h4></section></summary><div class="docblock"><p>Creates a UDP socket from the given address.</p> |
| <h5 id="examples-1"><a href="#examples-1">Examples</a></h5> |
| <div class="example-wrap"><pre class="rust rust-example-rendered"><code><span class="kw">use </span>mio::net::UdpSocket; |
| |
| <span class="comment">// We must bind it to an open address. |
| </span><span class="kw">let </span>socket = <span class="kw">match </span>UdpSocket::bind(<span class="string">"127.0.0.1:0"</span>.parse()<span class="question-mark">?</span>) { |
| <span class="prelude-val">Ok</span>(new_socket) => new_socket, |
| <span class="prelude-val">Err</span>(fail) => { |
| <span class="comment">// We panic! here, but you could try to bind it again on another address. |
| </span><span class="macro">panic!</span>(<span class="string">"Failed to bind socket. {:?}"</span>, fail); |
| } |
| }; |
| |
| <span class="comment">// Our socket was created, but we should not use it before checking it's readiness.</span></code></pre></div> |
| </div></details><details class="rustdoc-toggle method-toggle" open><summary><section id="method.from_std" class="method has-srclink"><a class="srclink rightside" href="../../src/mio/net/udp.rs.html#131-135">source</a><h4 class="code-header">pub fn <a href="#method.from_std" class="fnname">from_std</a>(socket: UdpSocket) -> <a class="struct" href="struct.UdpSocket.html" title="struct mio::net::UdpSocket">UdpSocket</a></h4></section></summary><div class="docblock"><p>Creates a new <code>UdpSocket</code> from a standard <code>net::UdpSocket</code>.</p> |
| <p>This function is intended to be used to wrap a UDP socket from the |
| standard library in the Mio equivalent. The conversion assumes nothing |
| about the underlying socket; it is left up to the user to set it in |
| non-blocking mode.</p> |
| </div></details><details class="rustdoc-toggle method-toggle" open><summary><section id="method.local_addr" class="method has-srclink"><a class="srclink rightside" href="../../src/mio/net/udp.rs.html#160-162">source</a><h4 class="code-header">pub fn <a href="#method.local_addr" class="fnname">local_addr</a>(&self) -> Result<SocketAddr></h4></section></summary><div class="docblock"><p>Returns the socket address that this socket was created from.</p> |
| <h5 id="examples-2"><a href="#examples-2">Examples</a></h5> |
| <div class="example-wrap"><pre class="rust rust-example-rendered"><code><span class="kw">use </span>mio::net::UdpSocket; |
| |
| <span class="kw">let </span>addr = <span class="string">"127.0.0.1:0"</span>.parse()<span class="question-mark">?</span>; |
| <span class="kw">let </span>socket = UdpSocket::bind(addr)<span class="question-mark">?</span>; |
| <span class="macro">assert_eq!</span>(socket.local_addr()<span class="question-mark">?</span>.ip(), addr.ip());</code></pre></div> |
| </div></details><details class="rustdoc-toggle method-toggle" open><summary><section id="method.peer_addr" class="method has-srclink"><a class="srclink rightside" href="../../src/mio/net/udp.rs.html#183-185">source</a><h4 class="code-header">pub fn <a href="#method.peer_addr" class="fnname">peer_addr</a>(&self) -> Result<SocketAddr></h4></section></summary><div class="docblock"><p>Returns the socket address of the remote peer this socket was connected to.</p> |
| <h5 id="examples-3"><a href="#examples-3">Examples</a></h5> |
| <div class="example-wrap"><pre class="rust rust-example-rendered"><code><span class="kw">use </span>mio::net::UdpSocket; |
| |
| <span class="kw">let </span>addr = <span class="string">"127.0.0.1:0"</span>.parse()<span class="question-mark">?</span>; |
| <span class="kw">let </span>peer_addr = <span class="string">"127.0.0.1:11100"</span>.parse()<span class="question-mark">?</span>; |
| <span class="kw">let </span>socket = UdpSocket::bind(addr)<span class="question-mark">?</span>; |
| socket.connect(peer_addr)<span class="question-mark">?</span>; |
| <span class="macro">assert_eq!</span>(socket.peer_addr()<span class="question-mark">?</span>.ip(), peer_addr.ip());</code></pre></div> |
| </div></details><details class="rustdoc-toggle method-toggle" open><summary><section id="method.send_to" class="method has-srclink"><a class="srclink rightside" href="../../src/mio/net/udp.rs.html#211-213">source</a><h4 class="code-header">pub fn <a href="#method.send_to" class="fnname">send_to</a>(&self, buf: &[u8], target: SocketAddr) -> Result<usize></h4></section></summary><div class="docblock"><p>Sends data on the socket to the given address. On success, returns the |
| number of bytes written.</p> |
| <p>Address type can be any implementor of <code>ToSocketAddrs</code> trait. See its |
| documentation for concrete examples.</p> |
| <h5 id="examples-4"><a href="#examples-4">Examples</a></h5> |
| <div class="example-wrap"><pre class="rust rust-example-rendered"><code><span class="kw">use </span>mio::net::UdpSocket; |
| |
| <span class="kw">let </span>socket = UdpSocket::bind(<span class="string">"127.0.0.1:0"</span>.parse()<span class="question-mark">?</span>)<span class="question-mark">?</span>; |
| |
| <span class="comment">// We must check if the socket is writable before calling send_to, |
| // or we could run into a WouldBlock error. |
| |
| </span><span class="kw">let </span>bytes_sent = socket.send_to(<span class="kw-2">&</span>[<span class="number">9</span>; <span class="number">9</span>], <span class="string">"127.0.0.1:11100"</span>.parse()<span class="question-mark">?</span>)<span class="question-mark">?</span>; |
| <span class="macro">assert_eq!</span>(bytes_sent, <span class="number">9</span>);</code></pre></div> |
| </div></details><details class="rustdoc-toggle method-toggle" open><summary><section id="method.recv_from" class="method has-srclink"><a class="srclink rightside" href="../../src/mio/net/udp.rs.html#246-248">source</a><h4 class="code-header">pub fn <a href="#method.recv_from" class="fnname">recv_from</a>(&self, buf: &mut [u8]) -> Result<(usize, SocketAddr)></h4></section></summary><div class="docblock"><p>Receives data from the socket. On success, returns the number of bytes |
| read and the address from whence the data came.</p> |
| <h5 id="notes"><a href="#notes">Notes</a></h5> |
| <p>On Windows, if the data is larger than the buffer specified, the buffer |
| is filled with the first part of the data, and recv_from returns the error |
| WSAEMSGSIZE(10040). The excess data is lost. |
| Make sure to always use a sufficiently large buffer to hold the |
| maximum UDP packet size, which can be up to 65536 bytes in size.</p> |
| <h5 id="examples-5"><a href="#examples-5">Examples</a></h5> |
| <div class="example-wrap"><pre class="rust rust-example-rendered"><code><span class="kw">use </span>mio::net::UdpSocket; |
| |
| <span class="kw">let </span>socket = UdpSocket::bind(<span class="string">"127.0.0.1:0"</span>.parse()<span class="question-mark">?</span>)<span class="question-mark">?</span>; |
| |
| <span class="comment">// We must check if the socket is readable before calling recv_from, |
| // or we could run into a WouldBlock error. |
| |
| </span><span class="kw">let </span><span class="kw-2">mut </span>buf = [<span class="number">0</span>; <span class="number">9</span>]; |
| <span class="kw">let </span>(num_recv, from_addr) = socket.recv_from(<span class="kw-2">&mut </span>buf)<span class="question-mark">?</span>; |
| <span class="macro">println!</span>(<span class="string">"Received {:?} -> {:?} bytes from {:?}"</span>, buf, num_recv, from_addr);</code></pre></div> |
| </div></details><details class="rustdoc-toggle method-toggle" open><summary><section id="method.peek_from" class="method has-srclink"><a class="srclink rightside" href="../../src/mio/net/udp.rs.html#282-284">source</a><h4 class="code-header">pub fn <a href="#method.peek_from" class="fnname">peek_from</a>(&self, buf: &mut [u8]) -> Result<(usize, SocketAddr)></h4></section></summary><div class="docblock"><p>Receives data from the socket, without removing it from the input queue. |
| On success, returns the number of bytes read and the address from whence |
| the data came.</p> |
| <h5 id="notes-1"><a href="#notes-1">Notes</a></h5> |
| <p>On Windows, if the data is larger than the buffer specified, the buffer |
| is filled with the first part of the data, and peek_from returns the error |
| WSAEMSGSIZE(10040). The excess data is lost. |
| Make sure to always use a sufficiently large buffer to hold the |
| maximum UDP packet size, which can be up to 65536 bytes in size.</p> |
| <h5 id="examples-6"><a href="#examples-6">Examples</a></h5> |
| <div class="example-wrap"><pre class="rust rust-example-rendered"><code><span class="kw">use </span>mio::net::UdpSocket; |
| |
| <span class="kw">let </span>socket = UdpSocket::bind(<span class="string">"127.0.0.1:0"</span>.parse()<span class="question-mark">?</span>)<span class="question-mark">?</span>; |
| |
| <span class="comment">// We must check if the socket is readable before calling recv_from, |
| // or we could run into a WouldBlock error. |
| |
| </span><span class="kw">let </span><span class="kw-2">mut </span>buf = [<span class="number">0</span>; <span class="number">9</span>]; |
| <span class="kw">let </span>(num_recv, from_addr) = socket.peek_from(<span class="kw-2">&mut </span>buf)<span class="question-mark">?</span>; |
| <span class="macro">println!</span>(<span class="string">"Received {:?} -> {:?} bytes from {:?}"</span>, buf, num_recv, from_addr);</code></pre></div> |
| </div></details><details class="rustdoc-toggle method-toggle" open><summary><section id="method.send" class="method has-srclink"><a class="srclink rightside" href="../../src/mio/net/udp.rs.html#288-290">source</a><h4 class="code-header">pub fn <a href="#method.send" class="fnname">send</a>(&self, buf: &[u8]) -> Result<usize></h4></section></summary><div class="docblock"><p>Sends data on the socket to the address previously bound via connect(). On success, |
| returns the number of bytes written.</p> |
| </div></details><details class="rustdoc-toggle method-toggle" open><summary><section id="method.recv" class="method has-srclink"><a class="srclink rightside" href="../../src/mio/net/udp.rs.html#302-304">source</a><h4 class="code-header">pub fn <a href="#method.recv" class="fnname">recv</a>(&self, buf: &mut [u8]) -> Result<usize></h4></section></summary><div class="docblock"><p>Receives data from the socket previously bound with connect(). On success, returns |
| the number of bytes read.</p> |
| <h5 id="notes-2"><a href="#notes-2">Notes</a></h5> |
| <p>On Windows, if the data is larger than the buffer specified, the buffer |
| is filled with the first part of the data, and recv returns the error |
| WSAEMSGSIZE(10040). The excess data is lost. |
| Make sure to always use a sufficiently large buffer to hold the |
| maximum UDP packet size, which can be up to 65536 bytes in size.</p> |
| </div></details><details class="rustdoc-toggle method-toggle" open><summary><section id="method.peek" class="method has-srclink"><a class="srclink rightside" href="../../src/mio/net/udp.rs.html#316-318">source</a><h4 class="code-header">pub fn <a href="#method.peek" class="fnname">peek</a>(&self, buf: &mut [u8]) -> Result<usize></h4></section></summary><div class="docblock"><p>Receives data from the socket, without removing it from the input queue. |
| On success, returns the number of bytes read.</p> |
| <h5 id="notes-3"><a href="#notes-3">Notes</a></h5> |
| <p>On Windows, if the data is larger than the buffer specified, the buffer |
| is filled with the first part of the data, and peek returns the error |
| WSAEMSGSIZE(10040). The excess data is lost. |
| Make sure to always use a sufficiently large buffer to hold the |
| maximum UDP packet size, which can be up to 65536 bytes in size.</p> |
| </div></details><details class="rustdoc-toggle method-toggle" open><summary><section id="method.connect" class="method has-srclink"><a class="srclink rightside" href="../../src/mio/net/udp.rs.html#327-329">source</a><h4 class="code-header">pub fn <a href="#method.connect" class="fnname">connect</a>(&self, addr: SocketAddr) -> Result<()></h4></section></summary><div class="docblock"><p>Connects the UDP socket setting the default destination for <code>send()</code> |
| and limiting packets that are read via <code>recv</code> from the address specified |
| in <code>addr</code>.</p> |
| <p>This may return a <code>WouldBlock</code> in which case the socket connection |
| cannot be completed immediately, it usually means there are insufficient |
| entries in the routing cache.</p> |
| </div></details><details class="rustdoc-toggle method-toggle" open><summary><section id="method.set_broadcast" class="method has-srclink"><a class="srclink rightside" href="../../src/mio/net/udp.rs.html#355-357">source</a><h4 class="code-header">pub fn <a href="#method.set_broadcast" class="fnname">set_broadcast</a>(&self, on: bool) -> Result<()></h4></section></summary><div class="docblock"><p>Sets the value of the <code>SO_BROADCAST</code> option for this socket.</p> |
| <p>When enabled, this socket is allowed to send packets to a broadcast |
| address.</p> |
| <h5 id="examples-7"><a href="#examples-7">Examples</a></h5> |
| <div class="example-wrap"><pre class="rust rust-example-rendered"><code><span class="kw">use </span>mio::net::UdpSocket; |
| |
| <span class="kw">let </span>broadcast_socket = UdpSocket::bind(<span class="string">"127.0.0.1:0"</span>.parse()<span class="question-mark">?</span>)<span class="question-mark">?</span>; |
| <span class="kw">if </span>broadcast_socket.broadcast()<span class="question-mark">? </span>== <span class="bool-val">false </span>{ |
| broadcast_socket.set_broadcast(<span class="bool-val">true</span>)<span class="question-mark">?</span>; |
| } |
| |
| <span class="macro">assert_eq!</span>(broadcast_socket.broadcast()<span class="question-mark">?</span>, <span class="bool-val">true</span>);</code></pre></div> |
| </div></details><details class="rustdoc-toggle method-toggle" open><summary><section id="method.broadcast" class="method has-srclink"><a class="srclink rightside" href="../../src/mio/net/udp.rs.html#381-383">source</a><h4 class="code-header">pub fn <a href="#method.broadcast" class="fnname">broadcast</a>(&self) -> Result<bool></h4></section></summary><div class="docblock"><p>Gets the value of the <code>SO_BROADCAST</code> option for this socket.</p> |
| <p>For more information about this option, see |
| <a href="#method.set_broadcast"><code>set_broadcast</code></a>.</p> |
| <h5 id="examples-8"><a href="#examples-8">Examples</a></h5> |
| <div class="example-wrap"><pre class="rust rust-example-rendered"><code><span class="kw">use </span>mio::net::UdpSocket; |
| |
| <span class="kw">let </span>broadcast_socket = UdpSocket::bind(<span class="string">"127.0.0.1:0"</span>.parse()<span class="question-mark">?</span>)<span class="question-mark">?</span>; |
| <span class="macro">assert_eq!</span>(broadcast_socket.broadcast()<span class="question-mark">?</span>, <span class="bool-val">false</span>);</code></pre></div> |
| </div></details><details class="rustdoc-toggle method-toggle" open><summary><section id="method.set_multicast_loop_v4" class="method has-srclink"><a class="srclink rightside" href="../../src/mio/net/udp.rs.html#389-391">source</a><h4 class="code-header">pub fn <a href="#method.set_multicast_loop_v4" class="fnname">set_multicast_loop_v4</a>(&self, on: bool) -> Result<()></h4></section></summary><div class="docblock"><p>Sets the value of the <code>IP_MULTICAST_LOOP</code> option for this socket.</p> |
| <p>If enabled, multicast packets will be looped back to the local socket. |
| Note that this may not have any affect on IPv6 sockets.</p> |
| </div></details><details class="rustdoc-toggle method-toggle" open><summary><section id="method.multicast_loop_v4" class="method has-srclink"><a class="srclink rightside" href="../../src/mio/net/udp.rs.html#399-401">source</a><h4 class="code-header">pub fn <a href="#method.multicast_loop_v4" class="fnname">multicast_loop_v4</a>(&self) -> Result<bool></h4></section></summary><div class="docblock"><p>Gets the value of the <code>IP_MULTICAST_LOOP</code> option for this socket.</p> |
| <p>For more information about this option, see |
| <a href="#method.set_multicast_loop_v4"><code>set_multicast_loop_v4</code></a>.</p> |
| </div></details><details class="rustdoc-toggle method-toggle" open><summary><section id="method.set_multicast_ttl_v4" class="method has-srclink"><a class="srclink rightside" href="../../src/mio/net/udp.rs.html#410-412">source</a><h4 class="code-header">pub fn <a href="#method.set_multicast_ttl_v4" class="fnname">set_multicast_ttl_v4</a>(&self, ttl: u32) -> Result<()></h4></section></summary><div class="docblock"><p>Sets the value of the <code>IP_MULTICAST_TTL</code> option for this socket.</p> |
| <p>Indicates the time-to-live value of outgoing multicast packets for |
| this socket. The default value is 1 which means that multicast packets |
| don’t leave the local network unless explicitly requested.</p> |
| <p>Note that this may not have any affect on IPv6 sockets.</p> |
| </div></details><details class="rustdoc-toggle method-toggle" open><summary><section id="method.multicast_ttl_v4" class="method has-srclink"><a class="srclink rightside" href="../../src/mio/net/udp.rs.html#420-422">source</a><h4 class="code-header">pub fn <a href="#method.multicast_ttl_v4" class="fnname">multicast_ttl_v4</a>(&self) -> Result<u32></h4></section></summary><div class="docblock"><p>Gets the value of the <code>IP_MULTICAST_TTL</code> option for this socket.</p> |
| <p>For more information about this option, see |
| <a href="#method.set_multicast_ttl_v4"><code>set_multicast_ttl_v4</code></a>.</p> |
| </div></details><details class="rustdoc-toggle method-toggle" open><summary><section id="method.set_multicast_loop_v6" class="method has-srclink"><a class="srclink rightside" href="../../src/mio/net/udp.rs.html#428-430">source</a><h4 class="code-header">pub fn <a href="#method.set_multicast_loop_v6" class="fnname">set_multicast_loop_v6</a>(&self, on: bool) -> Result<()></h4></section></summary><div class="docblock"><p>Sets the value of the <code>IPV6_MULTICAST_LOOP</code> option for this socket.</p> |
| <p>Controls whether this socket sees the multicast packets it sends itself. |
| Note that this may not have any affect on IPv4 sockets.</p> |
| </div></details><details class="rustdoc-toggle method-toggle" open><summary><section id="method.multicast_loop_v6" class="method has-srclink"><a class="srclink rightside" href="../../src/mio/net/udp.rs.html#438-440">source</a><h4 class="code-header">pub fn <a href="#method.multicast_loop_v6" class="fnname">multicast_loop_v6</a>(&self) -> Result<bool></h4></section></summary><div class="docblock"><p>Gets the value of the <code>IPV6_MULTICAST_LOOP</code> option for this socket.</p> |
| <p>For more information about this option, see |
| <a href="#method.set_multicast_loop_v6"><code>set_multicast_loop_v6</code></a>.</p> |
| </div></details><details class="rustdoc-toggle method-toggle" open><summary><section id="method.set_ttl" class="method has-srclink"><a class="srclink rightside" href="../../src/mio/net/udp.rs.html#466-468">source</a><h4 class="code-header">pub fn <a href="#method.set_ttl" class="fnname">set_ttl</a>(&self, ttl: u32) -> Result<()></h4></section></summary><div class="docblock"><p>Sets the value for the <code>IP_TTL</code> option on this socket.</p> |
| <p>This value sets the time-to-live field that is used in every packet sent |
| from this socket.</p> |
| <h5 id="examples-9"><a href="#examples-9">Examples</a></h5> |
| <div class="example-wrap"><pre class="rust rust-example-rendered"><code><span class="kw">use </span>mio::net::UdpSocket; |
| |
| <span class="kw">let </span>socket = UdpSocket::bind(<span class="string">"127.0.0.1:0"</span>.parse()<span class="question-mark">?</span>)<span class="question-mark">?</span>; |
| <span class="kw">if </span>socket.ttl()<span class="question-mark">? </span>< <span class="number">255 </span>{ |
| socket.set_ttl(<span class="number">255</span>)<span class="question-mark">?</span>; |
| } |
| |
| <span class="macro">assert_eq!</span>(socket.ttl()<span class="question-mark">?</span>, <span class="number">255</span>);</code></pre></div> |
| </div></details><details class="rustdoc-toggle method-toggle" open><summary><section id="method.ttl" class="method has-srclink"><a class="srclink rightside" href="../../src/mio/net/udp.rs.html#493-495">source</a><h4 class="code-header">pub fn <a href="#method.ttl" class="fnname">ttl</a>(&self) -> Result<u32></h4></section></summary><div class="docblock"><p>Gets the value of the <code>IP_TTL</code> option for this socket.</p> |
| <p>For more information about this option, see <a href="#method.set_ttl"><code>set_ttl</code></a>.</p> |
| <h5 id="examples-10"><a href="#examples-10">Examples</a></h5> |
| <div class="example-wrap"><pre class="rust rust-example-rendered"><code><span class="kw">use </span>mio::net::UdpSocket; |
| |
| <span class="kw">let </span>socket = UdpSocket::bind(<span class="string">"127.0.0.1:0"</span>.parse()<span class="question-mark">?</span>)<span class="question-mark">?</span>; |
| socket.set_ttl(<span class="number">255</span>)<span class="question-mark">?</span>; |
| |
| <span class="macro">assert_eq!</span>(socket.ttl()<span class="question-mark">?</span>, <span class="number">255</span>);</code></pre></div> |
| </div></details><details class="rustdoc-toggle method-toggle" open><summary><section id="method.join_multicast_v4" class="method has-srclink"><a class="srclink rightside" href="../../src/mio/net/udp.rs.html#505-507">source</a><h4 class="code-header">pub fn <a href="#method.join_multicast_v4" class="fnname">join_multicast_v4</a>(<br> &self,<br> multiaddr: &Ipv4Addr,<br> interface: &Ipv4Addr<br>) -> Result<()></h4></section></summary><div class="docblock"><p>Executes an operation of the <code>IP_ADD_MEMBERSHIP</code> type.</p> |
| <p>This function specifies a new multicast group for this socket to join. |
| The address must be a valid multicast address, and <code>interface</code> is the |
| address of the local interface with which the system should join the |
| multicast group. If it’s equal to <code>INADDR_ANY</code> then an appropriate |
| interface is chosen by the system.</p> |
| </div></details><details class="rustdoc-toggle method-toggle" open><summary><section id="method.join_multicast_v6" class="method has-srclink"><a class="srclink rightside" href="../../src/mio/net/udp.rs.html#515-517">source</a><h4 class="code-header">pub fn <a href="#method.join_multicast_v6" class="fnname">join_multicast_v6</a>(<br> &self,<br> multiaddr: &Ipv6Addr,<br> interface: u32<br>) -> Result<()></h4></section></summary><div class="docblock"><p>Executes an operation of the <code>IPV6_ADD_MEMBERSHIP</code> type.</p> |
| <p>This function specifies a new multicast group for this socket to join. |
| The address must be a valid multicast address, and <code>interface</code> is the |
| index of the interface to join/leave (or 0 to indicate any interface).</p> |
| </div></details><details class="rustdoc-toggle method-toggle" open><summary><section id="method.leave_multicast_v4" class="method has-srclink"><a class="srclink rightside" href="../../src/mio/net/udp.rs.html#526-528">source</a><h4 class="code-header">pub fn <a href="#method.leave_multicast_v4" class="fnname">leave_multicast_v4</a>(<br> &self,<br> multiaddr: &Ipv4Addr,<br> interface: &Ipv4Addr<br>) -> Result<()></h4></section></summary><div class="docblock"><p>Executes an operation of the <code>IP_DROP_MEMBERSHIP</code> type.</p> |
| <p>For more information about this option, see |
| <a href="#method.join_multicast_v4"><code>join_multicast_v4</code></a>.</p> |
| </div></details><details class="rustdoc-toggle method-toggle" open><summary><section id="method.leave_multicast_v6" class="method has-srclink"><a class="srclink rightside" href="../../src/mio/net/udp.rs.html#537-539">source</a><h4 class="code-header">pub fn <a href="#method.leave_multicast_v6" class="fnname">leave_multicast_v6</a>(<br> &self,<br> multiaddr: &Ipv6Addr,<br> interface: u32<br>) -> Result<()></h4></section></summary><div class="docblock"><p>Executes an operation of the <code>IPV6_DROP_MEMBERSHIP</code> type.</p> |
| <p>For more information about this option, see |
| <a href="#method.join_multicast_v6"><code>join_multicast_v6</code></a>.</p> |
| </div></details><details class="rustdoc-toggle method-toggle" open><summary><section id="method.only_v6" class="method has-srclink"><a class="srclink rightside" href="../../src/mio/net/udp.rs.html#543-545">source</a><h4 class="code-header">pub fn <a href="#method.only_v6" class="fnname">only_v6</a>(&self) -> Result<bool></h4></section></summary><div class="docblock"><p>Get the value of the <code>IPV6_V6ONLY</code> option on this socket.</p> |
| </div></details><details class="rustdoc-toggle method-toggle" open><summary><section id="method.take_error" class="method has-srclink"><a class="srclink rightside" href="../../src/mio/net/udp.rs.html#552-554">source</a><h4 class="code-header">pub fn <a href="#method.take_error" class="fnname">take_error</a>(&self) -> Result<Option<Error>></h4></section></summary><div class="docblock"><p>Get the value of the <code>SO_ERROR</code> option on this socket.</p> |
| <p>This will retrieve the stored error in the underlying socket, clearing |
| the field in the process. This can be useful for checking errors between |
| calls.</p> |
| </div></details><details class="rustdoc-toggle method-toggle" open><summary><section id="method.try_io" class="method has-srclink"><a class="srclink rightside" href="../../src/mio/net/udp.rs.html#607-612">source</a><h4 class="code-header">pub fn <a href="#method.try_io" class="fnname">try_io</a><F, T>(&self, f: F) -> Result<T><span class="where fmt-newline">where<br> F: FnOnce() -> Result<T>,</span></h4></section></summary><div class="docblock"><p>Execute an I/O operation ensuring that the socket receives more events |
| if it hits a <a href="io::ErrorKind::WouldBlock"><code>WouldBlock</code></a> error.</p> |
| <h5 id="notes-4"><a href="#notes-4">Notes</a></h5> |
| <p>This method is required to be called for <strong>all</strong> I/O operations to |
| ensure the user will receive events once the socket is ready again after |
| returning a <a href="io::ErrorKind::WouldBlock"><code>WouldBlock</code></a> error.</p> |
| <h5 id="examples-11"><a href="#examples-11">Examples</a></h5> |
| <div class="example-wrap"><pre class="rust rust-example-rendered"><code><span class="kw">use </span>std::io; |
| <span class="attribute">#[cfg(unix)] |
| </span><span class="kw">use </span>std::os::unix::io::AsRawFd; |
| <span class="attribute">#[cfg(windows)] |
| </span><span class="kw">use </span>std::os::windows::io::AsRawSocket; |
| <span class="kw">use </span>mio::net::UdpSocket; |
| |
| <span class="kw">let </span>address = <span class="string">"127.0.0.1:8080"</span>.parse().unwrap(); |
| <span class="kw">let </span>dgram = UdpSocket::bind(address)<span class="question-mark">?</span>; |
| |
| <span class="comment">// Wait until the dgram is readable... |
| |
| // Read from the dgram using a direct libc call, of course the |
| // `io::Read` implementation would be easier to use. |
| </span><span class="kw">let </span><span class="kw-2">mut </span>buf = [<span class="number">0</span>; <span class="number">512</span>]; |
| <span class="kw">let </span>n = dgram.try_io(|| { |
| <span class="kw">let </span>buf_ptr = <span class="kw-2">&mut </span>buf <span class="kw">as </span><span class="kw-2">*mut </span><span class="kw">_ as </span><span class="kw-2">*mut </span><span class="kw">_</span>; |
| <span class="attribute">#[cfg(unix)] |
| </span><span class="kw">let </span>res = <span class="kw">unsafe </span>{ libc::recv(dgram.as_raw_fd(), buf_ptr, buf.len(), <span class="number">0</span>) }; |
| <span class="attribute">#[cfg(windows)] |
| </span><span class="kw">let </span>res = <span class="kw">unsafe </span>{ libc::recvfrom(dgram.as_raw_socket() <span class="kw">as </span>usize, buf_ptr, buf.len() <span class="kw">as </span>i32, <span class="number">0</span>, std::ptr::null_mut(), std::ptr::null_mut()) }; |
| <span class="kw">if </span>res != -<span class="number">1 </span>{ |
| <span class="prelude-val">Ok</span>(res <span class="kw">as </span>usize) |
| } <span class="kw">else </span>{ |
| <span class="comment">// If EAGAIN or EWOULDBLOCK is set by libc::recv, the closure |
| // should return `WouldBlock` error. |
| </span><span class="prelude-val">Err</span>(io::Error::last_os_error()) |
| } |
| })<span class="question-mark">?</span>; |
| <span class="macro">eprintln!</span>(<span class="string">"read {} bytes"</span>, n);</code></pre></div> |
| </div></details></div></details></div><h2 id="trait-implementations" class="small-section-header">Trait Implementations<a href="#trait-implementations" class="anchor"></a></h2><div id="trait-implementations-list"><details class="rustdoc-toggle implementors-toggle" open><summary><section id="impl-AsRawFd-for-UdpSocket" class="impl has-srclink"><a class="srclink rightside" href="../../src/mio/net/udp.rs.html#653-657">source</a><a href="#impl-AsRawFd-for-UdpSocket" class="anchor"></a><h3 class="code-header">impl AsRawFd for <a class="struct" href="struct.UdpSocket.html" title="struct mio::net::UdpSocket">UdpSocket</a></h3></section></summary><div class="impl-items"><details class="rustdoc-toggle method-toggle" open><summary><section id="method.as_raw_fd" class="method trait-impl has-srclink"><a class="srclink rightside" href="../../src/mio/net/udp.rs.html#654-656">source</a><a href="#method.as_raw_fd" class="anchor"></a><h4 class="code-header">fn <a class="fnname">as_raw_fd</a>(&self) -> RawFd</h4></section></summary><div class='docblock'>Extracts the raw file descriptor. <a>Read more</a></div></details></div></details><details class="rustdoc-toggle implementors-toggle" open><summary><section id="impl-Debug-for-UdpSocket" class="impl has-srclink"><a class="srclink rightside" href="../../src/mio/net/udp.rs.html#639-643">source</a><a href="#impl-Debug-for-UdpSocket" class="anchor"></a><h3 class="code-header">impl Debug for <a class="struct" href="struct.UdpSocket.html" title="struct mio::net::UdpSocket">UdpSocket</a></h3></section></summary><div class="impl-items"><details class="rustdoc-toggle method-toggle" open><summary><section id="method.fmt" class="method trait-impl has-srclink"><a class="srclink rightside" href="../../src/mio/net/udp.rs.html#640-642">source</a><a href="#method.fmt" class="anchor"></a><h4 class="code-header">fn <a class="fnname">fmt</a>(&self, f: &mut Formatter<'_>) -> Result</h4></section></summary><div class='docblock'>Formats the value using the given formatter. <a>Read more</a></div></details></div></details><details class="rustdoc-toggle implementors-toggle" open><summary><section id="impl-FromRawFd-for-UdpSocket" class="impl has-srclink"><a class="srclink rightside" href="../../src/mio/net/udp.rs.html#660-670">source</a><a href="#impl-FromRawFd-for-UdpSocket" class="anchor"></a><h3 class="code-header">impl FromRawFd for <a class="struct" href="struct.UdpSocket.html" title="struct mio::net::UdpSocket">UdpSocket</a></h3></section></summary><div class="impl-items"><details class="rustdoc-toggle method-toggle" open><summary><section id="method.from_raw_fd" class="method trait-impl has-srclink"><a class="srclink rightside" href="../../src/mio/net/udp.rs.html#667-669">source</a><a href="#method.from_raw_fd" class="anchor"></a><h4 class="code-header">unsafe fn <a class="fnname">from_raw_fd</a>(fd: RawFd) -> <a class="struct" href="struct.UdpSocket.html" title="struct mio::net::UdpSocket">UdpSocket</a></h4></section></summary><div class="docblock"><p>Converts a <code>RawFd</code> to a <code>UdpSocket</code>.</p> |
| <h5 id="notes-5"><a href="#notes-5">Notes</a></h5> |
| <p>The caller is responsible for ensuring that the socket is in |
| non-blocking mode.</p> |
| </div></details></div></details><details class="rustdoc-toggle implementors-toggle" open><summary><section id="impl-IntoRawFd-for-UdpSocket" class="impl has-srclink"><a class="srclink rightside" href="../../src/mio/net/udp.rs.html#646-650">source</a><a href="#impl-IntoRawFd-for-UdpSocket" class="anchor"></a><h3 class="code-header">impl IntoRawFd for <a class="struct" href="struct.UdpSocket.html" title="struct mio::net::UdpSocket">UdpSocket</a></h3></section></summary><div class="impl-items"><details class="rustdoc-toggle method-toggle" open><summary><section id="method.into_raw_fd" class="method trait-impl has-srclink"><a class="srclink rightside" href="../../src/mio/net/udp.rs.html#647-649">source</a><a href="#method.into_raw_fd" class="anchor"></a><h4 class="code-header">fn <a class="fnname">into_raw_fd</a>(self) -> RawFd</h4></section></summary><div class='docblock'>Consumes this object, returning the raw underlying file descriptor. <a>Read more</a></div></details></div></details><details class="rustdoc-toggle implementors-toggle" open><summary><section id="impl-Source-for-UdpSocket" class="impl has-srclink"><a class="srclink rightside" href="../../src/mio/net/udp.rs.html#615-637">source</a><a href="#impl-Source-for-UdpSocket" class="anchor"></a><h3 class="code-header">impl <a class="trait" href="../event/trait.Source.html" title="trait mio::event::Source">Source</a> for <a class="struct" href="struct.UdpSocket.html" title="struct mio::net::UdpSocket">UdpSocket</a></h3></section></summary><div class="impl-items"><details class="rustdoc-toggle method-toggle" open><summary><section id="method.register" class="method trait-impl has-srclink"><a class="srclink rightside" href="../../src/mio/net/udp.rs.html#616-623">source</a><a href="#method.register" class="anchor"></a><h4 class="code-header">fn <a href="../event/trait.Source.html#tymethod.register" class="fnname">register</a>(<br> &mut self,<br> registry: &<a class="struct" href="../struct.Registry.html" title="struct mio::Registry">Registry</a>,<br> token: <a class="struct" href="../struct.Token.html" title="struct mio::Token">Token</a>,<br> interests: <a class="struct" href="../struct.Interest.html" title="struct mio::Interest">Interest</a><br>) -> Result<()></h4></section></summary><div class='docblock'>Register <code>self</code> with the given <code>Registry</code> instance. <a href="../event/trait.Source.html#tymethod.register">Read more</a></div></details><details class="rustdoc-toggle method-toggle" open><summary><section id="method.reregister" class="method trait-impl has-srclink"><a class="srclink rightside" href="../../src/mio/net/udp.rs.html#625-632">source</a><a href="#method.reregister" class="anchor"></a><h4 class="code-header">fn <a href="../event/trait.Source.html#tymethod.reregister" class="fnname">reregister</a>(<br> &mut self,<br> registry: &<a class="struct" href="../struct.Registry.html" title="struct mio::Registry">Registry</a>,<br> token: <a class="struct" href="../struct.Token.html" title="struct mio::Token">Token</a>,<br> interests: <a class="struct" href="../struct.Interest.html" title="struct mio::Interest">Interest</a><br>) -> Result<()></h4></section></summary><div class='docblock'>Re-register <code>self</code> with the given <code>Registry</code> instance. <a href="../event/trait.Source.html#tymethod.reregister">Read more</a></div></details><details class="rustdoc-toggle method-toggle" open><summary><section id="method.deregister" class="method trait-impl has-srclink"><a class="srclink rightside" href="../../src/mio/net/udp.rs.html#634-636">source</a><a href="#method.deregister" class="anchor"></a><h4 class="code-header">fn <a href="../event/trait.Source.html#tymethod.deregister" class="fnname">deregister</a>(&mut self, registry: &<a class="struct" href="../struct.Registry.html" title="struct mio::Registry">Registry</a>) -> Result<()></h4></section></summary><div class='docblock'>Deregister <code>self</code> from the given <code>Registry</code> instance. <a href="../event/trait.Source.html#tymethod.deregister">Read more</a></div></details></div></details></div><h2 id="synthetic-implementations" class="small-section-header">Auto Trait Implementations<a href="#synthetic-implementations" class="anchor"></a></h2><div id="synthetic-implementations-list"><section id="impl-RefUnwindSafe-for-UdpSocket" class="impl has-srclink"><a href="#impl-RefUnwindSafe-for-UdpSocket" class="anchor"></a><h3 class="code-header">impl RefUnwindSafe for <a class="struct" href="struct.UdpSocket.html" title="struct mio::net::UdpSocket">UdpSocket</a></h3></section><section id="impl-Send-for-UdpSocket" class="impl has-srclink"><a href="#impl-Send-for-UdpSocket" class="anchor"></a><h3 class="code-header">impl Send for <a class="struct" href="struct.UdpSocket.html" title="struct mio::net::UdpSocket">UdpSocket</a></h3></section><section id="impl-Sync-for-UdpSocket" class="impl has-srclink"><a href="#impl-Sync-for-UdpSocket" class="anchor"></a><h3 class="code-header">impl Sync for <a class="struct" href="struct.UdpSocket.html" title="struct mio::net::UdpSocket">UdpSocket</a></h3></section><section id="impl-Unpin-for-UdpSocket" class="impl has-srclink"><a href="#impl-Unpin-for-UdpSocket" class="anchor"></a><h3 class="code-header">impl Unpin for <a class="struct" href="struct.UdpSocket.html" title="struct mio::net::UdpSocket">UdpSocket</a></h3></section><section id="impl-UnwindSafe-for-UdpSocket" class="impl has-srclink"><a href="#impl-UnwindSafe-for-UdpSocket" class="anchor"></a><h3 class="code-header">impl UnwindSafe for <a class="struct" href="struct.UdpSocket.html" title="struct mio::net::UdpSocket">UdpSocket</a></h3></section></div><h2 id="blanket-implementations" class="small-section-header">Blanket Implementations<a href="#blanket-implementations" class="anchor"></a></h2><div id="blanket-implementations-list"><details class="rustdoc-toggle implementors-toggle"><summary><section id="impl-Any-for-UdpSocket" class="impl has-srclink"><a href="#impl-Any-for-UdpSocket" class="anchor"></a><h3 class="code-header">impl<T> Any for T<span class="where fmt-newline">where<br> T: 'static + ?Sized,</span></h3></section></summary><div class="impl-items"><details class="rustdoc-toggle method-toggle" open><summary><section id="method.type_id" class="method trait-impl has-srclink"><a href="#method.type_id" class="anchor"></a><h4 class="code-header">fn <a class="fnname">type_id</a>(&self) -> TypeId</h4></section></summary><div class='docblock'>Gets the <code>TypeId</code> of <code>self</code>. <a>Read more</a></div></details></div></details><details class="rustdoc-toggle implementors-toggle"><summary><section id="impl-Borrow%3CT%3E-for-UdpSocket" class="impl has-srclink"><a href="#impl-Borrow%3CT%3E-for-UdpSocket" class="anchor"></a><h3 class="code-header">impl<T> Borrow<T> for T<span class="where fmt-newline">where<br> T: ?Sized,</span></h3></section></summary><div class="impl-items"><details class="rustdoc-toggle method-toggle" open><summary><section id="method.borrow" class="method trait-impl has-srclink"><span class="since rightside" title="const unstable">const: <a href="https://github.com/rust-lang/rust/issues/91522" title="Tracking issue for const_borrow">unstable</a></span><a href="#method.borrow" class="anchor"></a><h4 class="code-header">fn <a class="fnname">borrow</a>(&self) -> &T</h4></section></summary><div class='docblock'>Immutably borrows from an owned value. <a>Read more</a></div></details></div></details><details class="rustdoc-toggle implementors-toggle"><summary><section id="impl-BorrowMut%3CT%3E-for-UdpSocket" class="impl has-srclink"><a href="#impl-BorrowMut%3CT%3E-for-UdpSocket" class="anchor"></a><h3 class="code-header">impl<T> BorrowMut<T> for T<span class="where fmt-newline">where<br> T: ?Sized,</span></h3></section></summary><div class="impl-items"><details class="rustdoc-toggle method-toggle" open><summary><section id="method.borrow_mut" class="method trait-impl has-srclink"><span class="since rightside" title="const unstable">const: <a href="https://github.com/rust-lang/rust/issues/91522" title="Tracking issue for const_borrow">unstable</a></span><a href="#method.borrow_mut" class="anchor"></a><h4 class="code-header">fn <a class="fnname">borrow_mut</a>(&mut self) -> &mut T</h4></section></summary><div class='docblock'>Mutably borrows from an owned value. <a>Read more</a></div></details></div></details><details class="rustdoc-toggle implementors-toggle"><summary><section id="impl-From%3CT%3E-for-UdpSocket" class="impl has-srclink"><a href="#impl-From%3CT%3E-for-UdpSocket" class="anchor"></a><h3 class="code-header">impl<T> From<T> for T</h3></section></summary><div class="impl-items"><details class="rustdoc-toggle method-toggle" open><summary><section id="method.from" class="method trait-impl has-srclink"><span class="since rightside" title="const unstable">const: <a href="https://github.com/rust-lang/rust/issues/88674" title="Tracking issue for const_convert">unstable</a></span><a href="#method.from" class="anchor"></a><h4 class="code-header">fn <a class="fnname">from</a>(t: T) -> T</h4></section></summary><div class="docblock"><p>Returns the argument unchanged.</p> |
| </div></details></div></details><details class="rustdoc-toggle implementors-toggle"><summary><section id="impl-Into%3CU%3E-for-UdpSocket" class="impl has-srclink"><a href="#impl-Into%3CU%3E-for-UdpSocket" class="anchor"></a><h3 class="code-header">impl<T, U> Into<U> for T<span class="where fmt-newline">where<br> U: From<T>,</span></h3></section></summary><div class="impl-items"><details class="rustdoc-toggle method-toggle" open><summary><section id="method.into" class="method trait-impl has-srclink"><span class="since rightside" title="const unstable">const: <a href="https://github.com/rust-lang/rust/issues/88674" title="Tracking issue for const_convert">unstable</a></span><a href="#method.into" class="anchor"></a><h4 class="code-header">fn <a class="fnname">into</a>(self) -> U</h4></section></summary><div class="docblock"><p>Calls <code>U::from(self)</code>.</p> |
| <p>That is, this conversion is whatever the implementation of |
| <code>[From]<T> for U</code> chooses to do.</p> |
| </div></details></div></details><details class="rustdoc-toggle implementors-toggle"><summary><section id="impl-TryFrom%3CU%3E-for-UdpSocket" class="impl has-srclink"><a href="#impl-TryFrom%3CU%3E-for-UdpSocket" class="anchor"></a><h3 class="code-header">impl<T, U> TryFrom<U> for T<span class="where fmt-newline">where<br> U: Into<T>,</span></h3></section></summary><div class="impl-items"><details class="rustdoc-toggle" open><summary><section id="associatedtype.Error-1" class="associatedtype trait-impl has-srclink"><a href="#associatedtype.Error-1" class="anchor"></a><h4 class="code-header">type <a class="associatedtype">Error</a> = Infallible</h4></section></summary><div class='docblock'>The type returned in the event of a conversion error.</div></details><details class="rustdoc-toggle method-toggle" open><summary><section id="method.try_from" class="method trait-impl has-srclink"><span class="since rightside" title="const unstable">const: <a href="https://github.com/rust-lang/rust/issues/88674" title="Tracking issue for const_convert">unstable</a></span><a href="#method.try_from" class="anchor"></a><h4 class="code-header">fn <a class="fnname">try_from</a>(value: U) -> Result<T, <T as TryFrom<U>>::Error></h4></section></summary><div class='docblock'>Performs the conversion.</div></details></div></details><details class="rustdoc-toggle implementors-toggle"><summary><section id="impl-TryInto%3CU%3E-for-UdpSocket" class="impl has-srclink"><a href="#impl-TryInto%3CU%3E-for-UdpSocket" class="anchor"></a><h3 class="code-header">impl<T, U> TryInto<U> for T<span class="where fmt-newline">where<br> U: TryFrom<T>,</span></h3></section></summary><div class="impl-items"><details class="rustdoc-toggle" open><summary><section id="associatedtype.Error" class="associatedtype trait-impl has-srclink"><a href="#associatedtype.Error" class="anchor"></a><h4 class="code-header">type <a class="associatedtype">Error</a> = <U as TryFrom<T>>::Error</h4></section></summary><div class='docblock'>The type returned in the event of a conversion error.</div></details><details class="rustdoc-toggle method-toggle" open><summary><section id="method.try_into" class="method trait-impl has-srclink"><span class="since rightside" title="const unstable">const: <a href="https://github.com/rust-lang/rust/issues/88674" title="Tracking issue for const_convert">unstable</a></span><a href="#method.try_into" class="anchor"></a><h4 class="code-header">fn <a class="fnname">try_into</a>(self) -> Result<U, <U as TryFrom<T>>::Error></h4></section></summary><div class='docblock'>Performs the conversion.</div></details></div></details></div></section></div></main><div id="rustdoc-vars" data-root-path="../../" data-current-crate="mio" data-themes="ayu,dark,light" data-resource-suffix="" data-rustdoc-version="1.66.0-nightly (5c8bff74b 2022-10-21)" ></div></body></html> |