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</pre><div class="example-wrap"><pre class="rust ">
<span class="kw">use</span> <span class="kw">crate</span>::<span class="ident">io_source</span>::<span class="ident">IoSource</span>;
<span class="kw">use</span> <span class="kw">crate</span>::{<span class="ident">event</span>, <span class="ident">sys</span>, <span class="ident">Interest</span>, <span class="ident">Registry</span>, <span class="ident">Token</span>};
<span class="kw">use</span> <span class="ident">std</span>::<span class="ident">fmt</span>;
<span class="kw">use</span> <span class="ident">std</span>::<span class="ident">io</span>::{<span class="self">self</span>, <span class="ident">IoSlice</span>, <span class="ident">IoSliceMut</span>, <span class="ident">Read</span>, <span class="ident">Write</span>};
<span class="kw">use</span> <span class="ident">std</span>::<span class="ident">net</span>::<span class="ident">Shutdown</span>;
<span class="kw">use</span> <span class="ident">std</span>::<span class="ident">os</span>::<span class="ident">unix</span>::<span class="ident">io</span>::{<span class="ident">AsRawFd</span>, <span class="ident">FromRawFd</span>, <span class="ident">IntoRawFd</span>, <span class="ident">RawFd</span>};
<span class="kw">use</span> <span class="ident">std</span>::<span class="ident">os</span>::<span class="ident">unix</span>::<span class="ident">net</span>;
<span class="kw">use</span> <span class="ident">std</span>::<span class="ident">path</span>::<span class="ident">Path</span>;
<span class="doccomment">/// A non-blocking Unix stream socket.</span>
<span class="kw">pub</span> <span class="kw">struct</span> <span class="ident">UnixStream</span> {
<span class="ident">inner</span>: <span class="ident">IoSource</span><span class="op">&lt;</span><span class="ident">net</span>::<span class="ident">UnixStream</span><span class="op">&gt;</span>,
}
<span class="kw">impl</span> <span class="ident">UnixStream</span> {
<span class="doccomment">/// Connects to the socket named by `path`.</span>
<span class="kw">pub</span> <span class="kw">fn</span> <span class="ident">connect</span><span class="op">&lt;</span><span class="ident">P</span>: <span class="ident">AsRef</span><span class="op">&lt;</span><span class="ident">Path</span><span class="op">&gt;</span><span class="op">&gt;</span>(<span class="ident">path</span>: <span class="ident">P</span>) <span class="op">-</span><span class="op">&gt;</span> <span class="ident">io</span>::<span class="prelude-ty">Result</span><span class="op">&lt;</span><span class="ident">UnixStream</span><span class="op">&gt;</span> {
<span class="ident">sys</span>::<span class="ident">uds</span>::<span class="ident">stream</span>::<span class="ident">connect</span>(<span class="ident">path</span>.<span class="ident">as_ref</span>()).<span class="ident">map</span>(<span class="ident">UnixStream</span>::<span class="ident">from_std</span>)
}
<span class="doccomment">/// Creates a new `UnixStream` from a standard `net::UnixStream`.</span>
<span class="doccomment">///</span>
<span class="doccomment">/// This function is intended to be used to wrap a Unix stream from the</span>
<span class="doccomment">/// standard library in the Mio equivalent. The conversion assumes nothing</span>
<span class="doccomment">/// about the underlying stream; it is left up to the user to set it in</span>
<span class="doccomment">/// non-blocking mode.</span>
<span class="doccomment">///</span>
<span class="doccomment">/// # Note</span>
<span class="doccomment">///</span>
<span class="doccomment">/// The Unix stream here will not have `connect` called on it, so it</span>
<span class="doccomment">/// should already be connected via some other means (be it manually, or</span>
<span class="doccomment">/// the standard library).</span>
<span class="kw">pub</span> <span class="kw">fn</span> <span class="ident">from_std</span>(<span class="ident">stream</span>: <span class="ident">net</span>::<span class="ident">UnixStream</span>) <span class="op">-</span><span class="op">&gt;</span> <span class="ident">UnixStream</span> {
<span class="ident">UnixStream</span> {
<span class="ident">inner</span>: <span class="ident">IoSource</span>::<span class="ident">new</span>(<span class="ident">stream</span>),
}
}
<span class="doccomment">/// Creates an unnamed pair of connected sockets.</span>
<span class="doccomment">///</span>
<span class="doccomment">/// Returns two `UnixStream`s which are connected to each other.</span>
<span class="kw">pub</span> <span class="kw">fn</span> <span class="ident">pair</span>() <span class="op">-</span><span class="op">&gt;</span> <span class="ident">io</span>::<span class="prelude-ty">Result</span><span class="op">&lt;</span>(<span class="ident">UnixStream</span>, <span class="ident">UnixStream</span>)<span class="op">&gt;</span> {
<span class="ident">sys</span>::<span class="ident">uds</span>::<span class="ident">stream</span>::<span class="ident">pair</span>().<span class="ident">map</span>(<span class="op">|</span>(<span class="ident">stream1</span>, <span class="ident">stream2</span>)<span class="op">|</span> {
(<span class="ident">UnixStream</span>::<span class="ident">from_std</span>(<span class="ident">stream1</span>), <span class="ident">UnixStream</span>::<span class="ident">from_std</span>(<span class="ident">stream2</span>))
})
}
<span class="doccomment">/// Returns the socket address of the local half of this connection.</span>
<span class="kw">pub</span> <span class="kw">fn</span> <span class="ident">local_addr</span>(<span class="kw-2">&amp;</span><span class="self">self</span>) <span class="op">-</span><span class="op">&gt;</span> <span class="ident">io</span>::<span class="prelude-ty">Result</span><span class="op">&lt;</span><span class="ident">sys</span>::<span class="ident">SocketAddr</span><span class="op">&gt;</span> {
<span class="ident">sys</span>::<span class="ident">uds</span>::<span class="ident">stream</span>::<span class="ident">local_addr</span>(<span class="kw-2">&amp;</span><span class="self">self</span>.<span class="ident">inner</span>)
}
<span class="doccomment">/// Returns the socket address of the remote half of this connection.</span>
<span class="kw">pub</span> <span class="kw">fn</span> <span class="ident">peer_addr</span>(<span class="kw-2">&amp;</span><span class="self">self</span>) <span class="op">-</span><span class="op">&gt;</span> <span class="ident">io</span>::<span class="prelude-ty">Result</span><span class="op">&lt;</span><span class="ident">sys</span>::<span class="ident">SocketAddr</span><span class="op">&gt;</span> {
<span class="ident">sys</span>::<span class="ident">uds</span>::<span class="ident">stream</span>::<span class="ident">peer_addr</span>(<span class="kw-2">&amp;</span><span class="self">self</span>.<span class="ident">inner</span>)
}
<span class="doccomment">/// Returns the value of the `SO_ERROR` option.</span>
<span class="kw">pub</span> <span class="kw">fn</span> <span class="ident">take_error</span>(<span class="kw-2">&amp;</span><span class="self">self</span>) <span class="op">-</span><span class="op">&gt;</span> <span class="ident">io</span>::<span class="prelude-ty">Result</span><span class="op">&lt;</span><span class="prelude-ty">Option</span><span class="op">&lt;</span><span class="ident">io</span>::<span class="ident">Error</span><span class="op">&gt;</span><span class="op">&gt;</span> {
<span class="self">self</span>.<span class="ident">inner</span>.<span class="ident">take_error</span>()
}
<span class="doccomment">/// Shuts down the read, write, or both halves of this connection.</span>
<span class="doccomment">///</span>
<span class="doccomment">/// This function will cause all pending and future I/O calls on the</span>
<span class="doccomment">/// specified portions to immediately return with an appropriate value</span>
<span class="doccomment">/// (see the documentation of `Shutdown`).</span>
<span class="kw">pub</span> <span class="kw">fn</span> <span class="ident">shutdown</span>(<span class="kw-2">&amp;</span><span class="self">self</span>, <span class="ident">how</span>: <span class="ident">Shutdown</span>) <span class="op">-</span><span class="op">&gt;</span> <span class="ident">io</span>::<span class="prelude-ty">Result</span><span class="op">&lt;</span>()<span class="op">&gt;</span> {
<span class="self">self</span>.<span class="ident">inner</span>.<span class="ident">shutdown</span>(<span class="ident">how</span>)
}
}
<span class="kw">impl</span> <span class="ident">Read</span> <span class="kw">for</span> <span class="ident">UnixStream</span> {
<span class="kw">fn</span> <span class="ident">read</span>(<span class="kw-2">&amp;</span><span class="kw-2">mut</span> <span class="self">self</span>, <span class="ident">buf</span>: <span class="kw-2">&amp;</span><span class="kw-2">mut</span> [<span class="ident">u8</span>]) <span class="op">-</span><span class="op">&gt;</span> <span class="ident">io</span>::<span class="prelude-ty">Result</span><span class="op">&lt;</span><span class="ident">usize</span><span class="op">&gt;</span> {
<span class="self">self</span>.<span class="ident">inner</span>.<span class="ident">do_io</span>(<span class="op">|</span><span class="ident">inner</span><span class="op">|</span> (<span class="kw-2">&amp;</span><span class="kw-2">*</span><span class="ident">inner</span>).<span class="ident">read</span>(<span class="ident">buf</span>))
}
<span class="kw">fn</span> <span class="ident">read_vectored</span>(<span class="kw-2">&amp;</span><span class="kw-2">mut</span> <span class="self">self</span>, <span class="ident">bufs</span>: <span class="kw-2">&amp;</span><span class="kw-2">mut</span> [<span class="ident">IoSliceMut</span><span class="op">&lt;</span><span class="lifetime">&#39;_</span><span class="op">&gt;</span>]) <span class="op">-</span><span class="op">&gt;</span> <span class="ident">io</span>::<span class="prelude-ty">Result</span><span class="op">&lt;</span><span class="ident">usize</span><span class="op">&gt;</span> {
<span class="self">self</span>.<span class="ident">inner</span>.<span class="ident">do_io</span>(<span class="op">|</span><span class="ident">inner</span><span class="op">|</span> (<span class="kw-2">&amp;</span><span class="kw-2">*</span><span class="ident">inner</span>).<span class="ident">read_vectored</span>(<span class="ident">bufs</span>))
}
}
<span class="kw">impl</span><span class="op">&lt;</span><span class="lifetime">&#39;a</span><span class="op">&gt;</span> <span class="ident">Read</span> <span class="kw">for</span> <span class="kw-2">&amp;</span><span class="lifetime">&#39;a</span> <span class="ident">UnixStream</span> {
<span class="kw">fn</span> <span class="ident">read</span>(<span class="kw-2">&amp;</span><span class="kw-2">mut</span> <span class="self">self</span>, <span class="ident">buf</span>: <span class="kw-2">&amp;</span><span class="kw-2">mut</span> [<span class="ident">u8</span>]) <span class="op">-</span><span class="op">&gt;</span> <span class="ident">io</span>::<span class="prelude-ty">Result</span><span class="op">&lt;</span><span class="ident">usize</span><span class="op">&gt;</span> {
<span class="self">self</span>.<span class="ident">inner</span>.<span class="ident">do_io</span>(<span class="op">|</span><span class="ident">inner</span><span class="op">|</span> (<span class="kw-2">&amp;</span><span class="kw-2">*</span><span class="ident">inner</span>).<span class="ident">read</span>(<span class="ident">buf</span>))
}
<span class="kw">fn</span> <span class="ident">read_vectored</span>(<span class="kw-2">&amp;</span><span class="kw-2">mut</span> <span class="self">self</span>, <span class="ident">bufs</span>: <span class="kw-2">&amp;</span><span class="kw-2">mut</span> [<span class="ident">IoSliceMut</span><span class="op">&lt;</span><span class="lifetime">&#39;_</span><span class="op">&gt;</span>]) <span class="op">-</span><span class="op">&gt;</span> <span class="ident">io</span>::<span class="prelude-ty">Result</span><span class="op">&lt;</span><span class="ident">usize</span><span class="op">&gt;</span> {
<span class="self">self</span>.<span class="ident">inner</span>.<span class="ident">do_io</span>(<span class="op">|</span><span class="ident">inner</span><span class="op">|</span> (<span class="kw-2">&amp;</span><span class="kw-2">*</span><span class="ident">inner</span>).<span class="ident">read_vectored</span>(<span class="ident">bufs</span>))
}
}
<span class="kw">impl</span> <span class="ident">Write</span> <span class="kw">for</span> <span class="ident">UnixStream</span> {
<span class="kw">fn</span> <span class="ident">write</span>(<span class="kw-2">&amp;</span><span class="kw-2">mut</span> <span class="self">self</span>, <span class="ident">buf</span>: <span class="kw-2">&amp;</span>[<span class="ident">u8</span>]) <span class="op">-</span><span class="op">&gt;</span> <span class="ident">io</span>::<span class="prelude-ty">Result</span><span class="op">&lt;</span><span class="ident">usize</span><span class="op">&gt;</span> {
<span class="self">self</span>.<span class="ident">inner</span>.<span class="ident">do_io</span>(<span class="op">|</span><span class="ident">inner</span><span class="op">|</span> (<span class="kw-2">&amp;</span><span class="kw-2">*</span><span class="ident">inner</span>).<span class="ident">write</span>(<span class="ident">buf</span>))
}
<span class="kw">fn</span> <span class="ident">write_vectored</span>(<span class="kw-2">&amp;</span><span class="kw-2">mut</span> <span class="self">self</span>, <span class="ident">bufs</span>: <span class="kw-2">&amp;</span>[<span class="ident">IoSlice</span><span class="op">&lt;</span><span class="lifetime">&#39;_</span><span class="op">&gt;</span>]) <span class="op">-</span><span class="op">&gt;</span> <span class="ident">io</span>::<span class="prelude-ty">Result</span><span class="op">&lt;</span><span class="ident">usize</span><span class="op">&gt;</span> {
<span class="self">self</span>.<span class="ident">inner</span>.<span class="ident">do_io</span>(<span class="op">|</span><span class="ident">inner</span><span class="op">|</span> (<span class="kw-2">&amp;</span><span class="kw-2">*</span><span class="ident">inner</span>).<span class="ident">write_vectored</span>(<span class="ident">bufs</span>))
}
<span class="kw">fn</span> <span class="ident">flush</span>(<span class="kw-2">&amp;</span><span class="kw-2">mut</span> <span class="self">self</span>) <span class="op">-</span><span class="op">&gt;</span> <span class="ident">io</span>::<span class="prelude-ty">Result</span><span class="op">&lt;</span>()<span class="op">&gt;</span> {
<span class="self">self</span>.<span class="ident">inner</span>.<span class="ident">do_io</span>(<span class="op">|</span><span class="ident">inner</span><span class="op">|</span> (<span class="kw-2">&amp;</span><span class="kw-2">*</span><span class="ident">inner</span>).<span class="ident">flush</span>())
}
}
<span class="kw">impl</span><span class="op">&lt;</span><span class="lifetime">&#39;a</span><span class="op">&gt;</span> <span class="ident">Write</span> <span class="kw">for</span> <span class="kw-2">&amp;</span><span class="lifetime">&#39;a</span> <span class="ident">UnixStream</span> {
<span class="kw">fn</span> <span class="ident">write</span>(<span class="kw-2">&amp;</span><span class="kw-2">mut</span> <span class="self">self</span>, <span class="ident">buf</span>: <span class="kw-2">&amp;</span>[<span class="ident">u8</span>]) <span class="op">-</span><span class="op">&gt;</span> <span class="ident">io</span>::<span class="prelude-ty">Result</span><span class="op">&lt;</span><span class="ident">usize</span><span class="op">&gt;</span> {
<span class="self">self</span>.<span class="ident">inner</span>.<span class="ident">do_io</span>(<span class="op">|</span><span class="ident">inner</span><span class="op">|</span> (<span class="kw-2">&amp;</span><span class="kw-2">*</span><span class="ident">inner</span>).<span class="ident">write</span>(<span class="ident">buf</span>))
}
<span class="kw">fn</span> <span class="ident">write_vectored</span>(<span class="kw-2">&amp;</span><span class="kw-2">mut</span> <span class="self">self</span>, <span class="ident">bufs</span>: <span class="kw-2">&amp;</span>[<span class="ident">IoSlice</span><span class="op">&lt;</span><span class="lifetime">&#39;_</span><span class="op">&gt;</span>]) <span class="op">-</span><span class="op">&gt;</span> <span class="ident">io</span>::<span class="prelude-ty">Result</span><span class="op">&lt;</span><span class="ident">usize</span><span class="op">&gt;</span> {
<span class="self">self</span>.<span class="ident">inner</span>.<span class="ident">do_io</span>(<span class="op">|</span><span class="ident">inner</span><span class="op">|</span> (<span class="kw-2">&amp;</span><span class="kw-2">*</span><span class="ident">inner</span>).<span class="ident">write_vectored</span>(<span class="ident">bufs</span>))
}
<span class="kw">fn</span> <span class="ident">flush</span>(<span class="kw-2">&amp;</span><span class="kw-2">mut</span> <span class="self">self</span>) <span class="op">-</span><span class="op">&gt;</span> <span class="ident">io</span>::<span class="prelude-ty">Result</span><span class="op">&lt;</span>()<span class="op">&gt;</span> {
<span class="self">self</span>.<span class="ident">inner</span>.<span class="ident">do_io</span>(<span class="op">|</span><span class="ident">inner</span><span class="op">|</span> (<span class="kw-2">&amp;</span><span class="kw-2">*</span><span class="ident">inner</span>).<span class="ident">flush</span>())
}
}
<span class="kw">impl</span> <span class="ident">event</span>::<span class="ident">Source</span> <span class="kw">for</span> <span class="ident">UnixStream</span> {
<span class="kw">fn</span> <span class="ident">register</span>(
<span class="kw-2">&amp;</span><span class="kw-2">mut</span> <span class="self">self</span>,
<span class="ident">registry</span>: <span class="kw-2">&amp;</span><span class="ident">Registry</span>,
<span class="ident">token</span>: <span class="ident">Token</span>,
<span class="ident">interests</span>: <span class="ident">Interest</span>,
) <span class="op">-</span><span class="op">&gt;</span> <span class="ident">io</span>::<span class="prelude-ty">Result</span><span class="op">&lt;</span>()<span class="op">&gt;</span> {
<span class="self">self</span>.<span class="ident">inner</span>.<span class="ident">register</span>(<span class="ident">registry</span>, <span class="ident">token</span>, <span class="ident">interests</span>)
}
<span class="kw">fn</span> <span class="ident">reregister</span>(
<span class="kw-2">&amp;</span><span class="kw-2">mut</span> <span class="self">self</span>,
<span class="ident">registry</span>: <span class="kw-2">&amp;</span><span class="ident">Registry</span>,
<span class="ident">token</span>: <span class="ident">Token</span>,
<span class="ident">interests</span>: <span class="ident">Interest</span>,
) <span class="op">-</span><span class="op">&gt;</span> <span class="ident">io</span>::<span class="prelude-ty">Result</span><span class="op">&lt;</span>()<span class="op">&gt;</span> {
<span class="self">self</span>.<span class="ident">inner</span>.<span class="ident">reregister</span>(<span class="ident">registry</span>, <span class="ident">token</span>, <span class="ident">interests</span>)
}
<span class="kw">fn</span> <span class="ident">deregister</span>(<span class="kw-2">&amp;</span><span class="kw-2">mut</span> <span class="self">self</span>, <span class="ident">registry</span>: <span class="kw-2">&amp;</span><span class="ident">Registry</span>) <span class="op">-</span><span class="op">&gt;</span> <span class="ident">io</span>::<span class="prelude-ty">Result</span><span class="op">&lt;</span>()<span class="op">&gt;</span> {
<span class="self">self</span>.<span class="ident">inner</span>.<span class="ident">deregister</span>(<span class="ident">registry</span>)
}
}
<span class="kw">impl</span> <span class="ident">fmt</span>::<span class="ident">Debug</span> <span class="kw">for</span> <span class="ident">UnixStream</span> {
<span class="kw">fn</span> <span class="ident">fmt</span>(<span class="kw-2">&amp;</span><span class="self">self</span>, <span class="ident">f</span>: <span class="kw-2">&amp;</span><span class="kw-2">mut</span> <span class="ident">fmt</span>::<span class="ident">Formatter</span><span class="op">&lt;</span><span class="lifetime">&#39;_</span><span class="op">&gt;</span>) <span class="op">-</span><span class="op">&gt;</span> <span class="ident">fmt</span>::<span class="prelude-ty">Result</span> {
<span class="self">self</span>.<span class="ident">inner</span>.<span class="ident">fmt</span>(<span class="ident">f</span>)
}
}
<span class="kw">impl</span> <span class="ident">IntoRawFd</span> <span class="kw">for</span> <span class="ident">UnixStream</span> {
<span class="kw">fn</span> <span class="ident">into_raw_fd</span>(<span class="self">self</span>) <span class="op">-</span><span class="op">&gt;</span> <span class="ident">RawFd</span> {
<span class="self">self</span>.<span class="ident">inner</span>.<span class="ident">into_inner</span>().<span class="ident">into_raw_fd</span>()
}
}
<span class="kw">impl</span> <span class="ident">AsRawFd</span> <span class="kw">for</span> <span class="ident">UnixStream</span> {
<span class="kw">fn</span> <span class="ident">as_raw_fd</span>(<span class="kw-2">&amp;</span><span class="self">self</span>) <span class="op">-</span><span class="op">&gt;</span> <span class="ident">RawFd</span> {
<span class="self">self</span>.<span class="ident">inner</span>.<span class="ident">as_raw_fd</span>()
}
}
<span class="kw">impl</span> <span class="ident">FromRawFd</span> <span class="kw">for</span> <span class="ident">UnixStream</span> {
<span class="doccomment">/// Converts a `RawFd` to a `UnixStream`.</span>
<span class="doccomment">///</span>
<span class="doccomment">/// # Notes</span>
<span class="doccomment">///</span>
<span class="doccomment">/// The caller is responsible for ensuring that the socket is in</span>
<span class="doccomment">/// non-blocking mode.</span>
<span class="kw">unsafe</span> <span class="kw">fn</span> <span class="ident">from_raw_fd</span>(<span class="ident">fd</span>: <span class="ident">RawFd</span>) <span class="op">-</span><span class="op">&gt;</span> <span class="ident">UnixStream</span> {
<span class="ident">UnixStream</span>::<span class="ident">from_std</span>(<span class="ident">FromRawFd</span>::<span class="ident">from_raw_fd</span>(<span class="ident">fd</span>))
}
}
</pre></div>
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