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<!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 `src/server/channel.rs`."><meta name="keywords" content="rust, rustlang, rust-lang"><title>channel.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></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></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 ">
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||
<span class="kw">use</span> <span class="ident">std</span>::<span class="ident">net</span>::<span class="ident">Shutdown</span>;
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<span class="kw">use</span> <span class="ident">std</span>::{<span class="ident">io</span>, <span class="ident">mem</span>, <span class="ident">time</span>};
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||
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<span class="kw">use</span> <span class="ident">bytes</span>::{<span class="ident">Buf</span>, <span class="ident">BufMut</span>, <span class="ident">BytesMut</span>};
|
||
<span class="kw">use</span> <span class="ident">futures</span>::{<span class="ident">Async</span>, <span class="ident">Future</span>, <span class="ident">Poll</span>};
|
||
<span class="kw">use</span> <span class="ident">tokio_io</span>::{<span class="ident">AsyncRead</span>, <span class="ident">AsyncWrite</span>};
|
||
<span class="kw">use</span> <span class="ident">tokio_timer</span>::<span class="ident">Delay</span>;
|
||
|
||
<span class="kw">use</span> <span class="kw">super</span>::<span class="ident">error</span>::<span class="ident">HttpDispatchError</span>;
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||
<span class="kw">use</span> <span class="kw">super</span>::<span class="ident">settings</span>::<span class="ident">ServiceConfig</span>;
|
||
<span class="kw">use</span> <span class="kw">super</span>::{<span class="ident">h1</span>, <span class="ident">h2</span>, <span class="ident">HttpHandler</span>, <span class="ident">IoStream</span>};
|
||
<span class="kw">use</span> <span class="ident">http</span>::<span class="ident">StatusCode</span>;
|
||
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||
<span class="kw">const</span> <span class="ident">HTTP2_PREFACE</span>: [<span class="ident">u8</span>; <span class="number">14</span>] <span class="op">=</span> <span class="kw-2">*</span><span class="string">b"PRI * HTTP/2.0"</span>;
|
||
|
||
<span class="kw">pub</span>(<span class="kw">crate</span>) <span class="kw">enum</span> <span class="ident">HttpProtocol</span><span class="op"><</span><span class="ident">T</span>: <span class="ident">IoStream</span>, <span class="ident">H</span>: <span class="ident">HttpHandler</span> <span class="op">+</span> <span class="lifetime">'static</span><span class="op">></span> {
|
||
<span class="ident">H1</span>(<span class="ident">h1</span>::<span class="ident">Http1Dispatcher</span><span class="op"><</span><span class="ident">T</span>, <span class="ident">H</span><span class="op">></span>),
|
||
<span class="ident">H2</span>(<span class="ident">h2</span>::<span class="ident">Http2</span><span class="op"><</span><span class="ident">T</span>, <span class="ident">H</span><span class="op">></span>),
|
||
<span class="ident">Unknown</span>(<span class="ident">ServiceConfig</span><span class="op"><</span><span class="ident">H</span><span class="op">></span>, <span class="ident">T</span>, <span class="ident">BytesMut</span>),
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||
<span class="prelude-val">None</span>,
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||
}
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||
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||
<span class="comment">// impl<T: IoStream, H: HttpHandler + 'static> HttpProtocol<T, H> {</span>
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||
<span class="comment">// fn shutdown_(&mut self) {</span>
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||
<span class="comment">// match self {</span>
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||
<span class="comment">// HttpProtocol::H1(ref mut h1) => {</span>
|
||
<span class="comment">// let io = h1.io();</span>
|
||
<span class="comment">// let _ = IoStream::set_linger(io, Some(time::Duration::new(0, 0)));</span>
|
||
<span class="comment">// let _ = IoStream::shutdown(io, Shutdown::Both);</span>
|
||
<span class="comment">// }</span>
|
||
<span class="comment">// HttpProtocol::H2(ref mut h2) => h2.shutdown(),</span>
|
||
<span class="comment">// HttpProtocol::Unknown(_, io, _) => {</span>
|
||
<span class="comment">// let _ = IoStream::set_linger(io, Some(time::Duration::new(0, 0)));</span>
|
||
<span class="comment">// let _ = IoStream::shutdown(io, Shutdown::Both);</span>
|
||
<span class="comment">// }</span>
|
||
<span class="comment">// HttpProtocol::None => (),</span>
|
||
<span class="comment">// }</span>
|
||
<span class="comment">// }</span>
|
||
<span class="comment">// }</span>
|
||
|
||
<span class="kw">enum</span> <span class="ident">ProtocolKind</span> {
|
||
<span class="ident">Http1</span>,
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||
<span class="ident">Http2</span>,
|
||
}
|
||
|
||
<span class="attribute">#[<span class="ident">doc</span>(<span class="ident">hidden</span>)]</span>
|
||
<span class="kw">pub</span> <span class="kw">struct</span> <span class="ident">HttpChannel</span><span class="op"><</span><span class="ident">T</span>, <span class="ident">H</span><span class="op">></span>
|
||
<span class="kw">where</span>
|
||
<span class="ident">T</span>: <span class="ident">IoStream</span>,
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||
<span class="ident">H</span>: <span class="ident">HttpHandler</span> <span class="op">+</span> <span class="lifetime">'static</span>,
|
||
{
|
||
<span class="ident">proto</span>: <span class="ident">HttpProtocol</span><span class="op"><</span><span class="ident">T</span>, <span class="ident">H</span><span class="op">></span>,
|
||
<span class="ident">ka_timeout</span>: <span class="prelude-ty">Option</span><span class="op"><</span><span class="ident">Delay</span><span class="op">></span>,
|
||
}
|
||
|
||
<span class="kw">impl</span><span class="op"><</span><span class="ident">T</span>, <span class="ident">H</span><span class="op">></span> <span class="ident">HttpChannel</span><span class="op"><</span><span class="ident">T</span>, <span class="ident">H</span><span class="op">></span>
|
||
<span class="kw">where</span>
|
||
<span class="ident">T</span>: <span class="ident">IoStream</span>,
|
||
<span class="ident">H</span>: <span class="ident">HttpHandler</span> <span class="op">+</span> <span class="lifetime">'static</span>,
|
||
{
|
||
<span class="kw">pub</span>(<span class="kw">crate</span>) <span class="kw">fn</span> <span class="ident">new</span>(<span class="ident">settings</span>: <span class="ident">ServiceConfig</span><span class="op"><</span><span class="ident">H</span><span class="op">></span>, <span class="ident">io</span>: <span class="ident">T</span>) <span class="op">-></span> <span class="ident">HttpChannel</span><span class="op"><</span><span class="ident">T</span>, <span class="ident">H</span><span class="op">></span> {
|
||
<span class="kw">let</span> <span class="ident">ka_timeout</span> <span class="op">=</span> <span class="ident">settings</span>.<span class="ident">client_timer</span>();
|
||
|
||
<span class="ident">HttpChannel</span> {
|
||
<span class="ident">ka_timeout</span>,
|
||
<span class="ident">proto</span>: <span class="ident">HttpProtocol</span>::<span class="ident">Unknown</span>(<span class="ident">settings</span>, <span class="ident">io</span>, <span class="ident">BytesMut</span>::<span class="ident">with_capacity</span>(<span class="number">8192</span>)),
|
||
}
|
||
}
|
||
}
|
||
|
||
<span class="kw">impl</span><span class="op"><</span><span class="ident">T</span>, <span class="ident">H</span><span class="op">></span> <span class="ident">Future</span> <span class="kw">for</span> <span class="ident">HttpChannel</span><span class="op"><</span><span class="ident">T</span>, <span class="ident">H</span><span class="op">></span>
|
||
<span class="kw">where</span>
|
||
<span class="ident">T</span>: <span class="ident">IoStream</span>,
|
||
<span class="ident">H</span>: <span class="ident">HttpHandler</span> <span class="op">+</span> <span class="lifetime">'static</span>,
|
||
{
|
||
<span class="kw">type</span> <span class="ident">Item</span> <span class="op">=</span> ();
|
||
<span class="kw">type</span> <span class="ident">Error</span> <span class="op">=</span> <span class="ident">HttpDispatchError</span>;
|
||
|
||
<span class="kw">fn</span> <span class="ident">poll</span>(<span class="kw-2">&</span><span class="kw-2">mut</span> <span class="self">self</span>) <span class="op">-></span> <span class="ident">Poll</span><span class="op"><</span><span class="self">Self</span>::<span class="ident">Item</span>, <span class="self">Self</span>::<span class="ident">Error</span><span class="op">></span> {
|
||
<span class="comment">// keep-alive timer</span>
|
||
<span class="kw">if</span> <span class="self">self</span>.<span class="ident">ka_timeout</span>.<span class="ident">is_some</span>() {
|
||
<span class="kw">match</span> <span class="self">self</span>.<span class="ident">ka_timeout</span>.<span class="ident">as_mut</span>().<span class="ident">unwrap</span>().<span class="ident">poll</span>() {
|
||
<span class="prelude-val">Ok</span>(<span class="ident">Async</span>::<span class="ident">Ready</span>(<span class="kw">_</span>)) <span class="op">=></span> {
|
||
<span class="macro">trace</span><span class="macro">!</span>(<span class="string">"Slow request timed out, close connection"</span>);
|
||
<span class="kw">let</span> <span class="ident">proto</span> <span class="op">=</span> <span class="ident">mem</span>::<span class="ident">replace</span>(<span class="kw-2">&</span><span class="kw-2">mut</span> <span class="self">self</span>.<span class="ident">proto</span>, <span class="ident">HttpProtocol</span>::<span class="prelude-val">None</span>);
|
||
<span class="kw">if</span> <span class="kw">let</span> <span class="ident">HttpProtocol</span>::<span class="ident">Unknown</span>(<span class="ident">settings</span>, <span class="ident">io</span>, <span class="ident">buf</span>) <span class="op">=</span> <span class="ident">proto</span> {
|
||
<span class="self">self</span>.<span class="ident">proto</span> <span class="op">=</span> <span class="ident">HttpProtocol</span>::<span class="ident">H1</span>(<span class="ident">h1</span>::<span class="ident">Http1Dispatcher</span>::<span class="ident">for_error</span>(
|
||
<span class="ident">settings</span>,
|
||
<span class="ident">io</span>,
|
||
<span class="ident">StatusCode</span>::<span class="ident">REQUEST_TIMEOUT</span>,
|
||
<span class="self">self</span>.<span class="ident">ka_timeout</span>.<span class="ident">take</span>(),
|
||
<span class="ident">buf</span>,
|
||
));
|
||
<span class="kw">return</span> <span class="self">self</span>.<span class="ident">poll</span>();
|
||
}
|
||
<span class="kw">return</span> <span class="prelude-val">Ok</span>(<span class="ident">Async</span>::<span class="ident">Ready</span>(()));
|
||
}
|
||
<span class="prelude-val">Ok</span>(<span class="ident">Async</span>::<span class="ident">NotReady</span>) <span class="op">=></span> (),
|
||
<span class="prelude-val">Err</span>(<span class="kw">_</span>) <span class="op">=></span> <span class="macro">panic</span><span class="macro">!</span>(<span class="string">"Something is really wrong"</span>),
|
||
}
|
||
}
|
||
|
||
<span class="kw">let</span> <span class="kw-2">mut</span> <span class="ident">is_eof</span> <span class="op">=</span> <span class="bool-val">false</span>;
|
||
<span class="kw">let</span> <span class="ident">kind</span> <span class="op">=</span> <span class="kw">match</span> <span class="self">self</span>.<span class="ident">proto</span> {
|
||
<span class="ident">HttpProtocol</span>::<span class="ident">H1</span>(<span class="kw-2">ref</span> <span class="kw-2">mut</span> <span class="ident">h1</span>) <span class="op">=></span> <span class="kw">return</span> <span class="ident">h1</span>.<span class="ident">poll</span>(),
|
||
<span class="ident">HttpProtocol</span>::<span class="ident">H2</span>(<span class="kw-2">ref</span> <span class="kw-2">mut</span> <span class="ident">h2</span>) <span class="op">=></span> <span class="kw">return</span> <span class="ident">h2</span>.<span class="ident">poll</span>(),
|
||
<span class="ident">HttpProtocol</span>::<span class="ident">Unknown</span>(<span class="kw">_</span>, <span class="kw-2">ref</span> <span class="kw-2">mut</span> <span class="ident">io</span>, <span class="kw-2">ref</span> <span class="kw-2">mut</span> <span class="ident">buf</span>) <span class="op">=></span> {
|
||
<span class="kw">let</span> <span class="kw-2">mut</span> <span class="ident">err</span> <span class="op">=</span> <span class="prelude-val">None</span>;
|
||
<span class="kw">let</span> <span class="kw-2">mut</span> <span class="ident">disconnect</span> <span class="op">=</span> <span class="bool-val">false</span>;
|
||
<span class="kw">match</span> <span class="ident">io</span>.<span class="ident">read_available</span>(<span class="ident">buf</span>) {
|
||
<span class="prelude-val">Ok</span>(<span class="ident">Async</span>::<span class="ident">Ready</span>((<span class="ident">read_some</span>, <span class="ident">stream_closed</span>))) <span class="op">=></span> {
|
||
<span class="ident">is_eof</span> <span class="op">=</span> <span class="ident">stream_closed</span>;
|
||
<span class="comment">// Only disconnect if no data was read.</span>
|
||
<span class="kw">if</span> <span class="ident">is_eof</span> <span class="op">&&</span> <span class="op">!</span><span class="ident">read_some</span> {
|
||
<span class="ident">disconnect</span> <span class="op">=</span> <span class="bool-val">true</span>;
|
||
}
|
||
}
|
||
<span class="prelude-val">Err</span>(<span class="ident">e</span>) <span class="op">=></span> {
|
||
<span class="ident">err</span> <span class="op">=</span> <span class="prelude-val">Some</span>(<span class="ident">e</span>.<span class="ident">into</span>());
|
||
}
|
||
<span class="kw">_</span> <span class="op">=></span> (),
|
||
}
|
||
<span class="kw">if</span> <span class="ident">disconnect</span> {
|
||
<span class="macro">debug</span><span class="macro">!</span>(<span class="string">"Ignored premature client disconnection"</span>);
|
||
<span class="kw">return</span> <span class="prelude-val">Ok</span>(<span class="ident">Async</span>::<span class="ident">Ready</span>(()));
|
||
} <span class="kw">else</span> <span class="kw">if</span> <span class="kw">let</span> <span class="prelude-val">Some</span>(<span class="ident">e</span>) <span class="op">=</span> <span class="ident">err</span> {
|
||
<span class="kw">return</span> <span class="prelude-val">Err</span>(<span class="ident">e</span>);
|
||
}
|
||
|
||
<span class="kw">if</span> <span class="ident">buf</span>.<span class="ident">len</span>() <span class="op">>=</span> <span class="number">14</span> {
|
||
<span class="kw">if</span> <span class="ident">buf</span>[..<span class="number">14</span>] <span class="op">==</span> <span class="ident">HTTP2_PREFACE</span>[..] {
|
||
<span class="ident">ProtocolKind</span>::<span class="ident">Http2</span>
|
||
} <span class="kw">else</span> {
|
||
<span class="ident">ProtocolKind</span>::<span class="ident">Http1</span>
|
||
}
|
||
} <span class="kw">else</span> {
|
||
<span class="kw">return</span> <span class="prelude-val">Ok</span>(<span class="ident">Async</span>::<span class="ident">NotReady</span>);
|
||
}
|
||
}
|
||
<span class="ident">HttpProtocol</span>::<span class="prelude-val">None</span> <span class="op">=></span> <span class="macro">unreachable</span><span class="macro">!</span>(),
|
||
};
|
||
|
||
<span class="comment">// upgrade to specific http protocol</span>
|
||
<span class="kw">let</span> <span class="ident">proto</span> <span class="op">=</span> <span class="ident">mem</span>::<span class="ident">replace</span>(<span class="kw-2">&</span><span class="kw-2">mut</span> <span class="self">self</span>.<span class="ident">proto</span>, <span class="ident">HttpProtocol</span>::<span class="prelude-val">None</span>);
|
||
<span class="kw">if</span> <span class="kw">let</span> <span class="ident">HttpProtocol</span>::<span class="ident">Unknown</span>(<span class="ident">settings</span>, <span class="ident">io</span>, <span class="ident">buf</span>) <span class="op">=</span> <span class="ident">proto</span> {
|
||
<span class="kw">match</span> <span class="ident">kind</span> {
|
||
<span class="ident">ProtocolKind</span>::<span class="ident">Http1</span> <span class="op">=></span> {
|
||
<span class="self">self</span>.<span class="ident">proto</span> <span class="op">=</span> <span class="ident">HttpProtocol</span>::<span class="ident">H1</span>(<span class="ident">h1</span>::<span class="ident">Http1Dispatcher</span>::<span class="ident">new</span>(
|
||
<span class="ident">settings</span>,
|
||
<span class="ident">io</span>,
|
||
<span class="ident">buf</span>,
|
||
<span class="ident">is_eof</span>,
|
||
<span class="self">self</span>.<span class="ident">ka_timeout</span>.<span class="ident">take</span>(),
|
||
));
|
||
<span class="kw">return</span> <span class="self">self</span>.<span class="ident">poll</span>();
|
||
}
|
||
<span class="ident">ProtocolKind</span>::<span class="ident">Http2</span> <span class="op">=></span> {
|
||
<span class="self">self</span>.<span class="ident">proto</span> <span class="op">=</span> <span class="ident">HttpProtocol</span>::<span class="ident">H2</span>(<span class="ident">h2</span>::<span class="ident">Http2</span>::<span class="ident">new</span>(
|
||
<span class="ident">settings</span>,
|
||
<span class="ident">io</span>,
|
||
<span class="ident">buf</span>.<span class="ident">freeze</span>(),
|
||
<span class="self">self</span>.<span class="ident">ka_timeout</span>.<span class="ident">take</span>(),
|
||
));
|
||
<span class="kw">return</span> <span class="self">self</span>.<span class="ident">poll</span>();
|
||
}
|
||
}
|
||
}
|
||
<span class="macro">unreachable</span><span class="macro">!</span>()
|
||
}
|
||
}
|
||
|
||
<span class="attribute">#[<span class="ident">doc</span>(<span class="ident">hidden</span>)]</span>
|
||
<span class="kw">pub</span> <span class="kw">struct</span> <span class="ident">H1Channel</span><span class="op"><</span><span class="ident">T</span>, <span class="ident">H</span><span class="op">></span>
|
||
<span class="kw">where</span>
|
||
<span class="ident">T</span>: <span class="ident">IoStream</span>,
|
||
<span class="ident">H</span>: <span class="ident">HttpHandler</span> <span class="op">+</span> <span class="lifetime">'static</span>,
|
||
{
|
||
<span class="ident">proto</span>: <span class="ident">HttpProtocol</span><span class="op"><</span><span class="ident">T</span>, <span class="ident">H</span><span class="op">></span>,
|
||
}
|
||
|
||
<span class="kw">impl</span><span class="op"><</span><span class="ident">T</span>, <span class="ident">H</span><span class="op">></span> <span class="ident">H1Channel</span><span class="op"><</span><span class="ident">T</span>, <span class="ident">H</span><span class="op">></span>
|
||
<span class="kw">where</span>
|
||
<span class="ident">T</span>: <span class="ident">IoStream</span>,
|
||
<span class="ident">H</span>: <span class="ident">HttpHandler</span> <span class="op">+</span> <span class="lifetime">'static</span>,
|
||
{
|
||
<span class="kw">pub</span>(<span class="kw">crate</span>) <span class="kw">fn</span> <span class="ident">new</span>(<span class="ident">settings</span>: <span class="ident">ServiceConfig</span><span class="op"><</span><span class="ident">H</span><span class="op">></span>, <span class="ident">io</span>: <span class="ident">T</span>) <span class="op">-></span> <span class="ident">H1Channel</span><span class="op"><</span><span class="ident">T</span>, <span class="ident">H</span><span class="op">></span> {
|
||
<span class="ident">H1Channel</span> {
|
||
<span class="ident">proto</span>: <span class="ident">HttpProtocol</span>::<span class="ident">H1</span>(<span class="ident">h1</span>::<span class="ident">Http1Dispatcher</span>::<span class="ident">new</span>(
|
||
<span class="ident">settings</span>,
|
||
<span class="ident">io</span>,
|
||
<span class="ident">BytesMut</span>::<span class="ident">with_capacity</span>(<span class="number">8192</span>),
|
||
<span class="bool-val">false</span>,
|
||
<span class="prelude-val">None</span>,
|
||
)),
|
||
}
|
||
}
|
||
}
|
||
|
||
<span class="kw">impl</span><span class="op"><</span><span class="ident">T</span>, <span class="ident">H</span><span class="op">></span> <span class="ident">Future</span> <span class="kw">for</span> <span class="ident">H1Channel</span><span class="op"><</span><span class="ident">T</span>, <span class="ident">H</span><span class="op">></span>
|
||
<span class="kw">where</span>
|
||
<span class="ident">T</span>: <span class="ident">IoStream</span>,
|
||
<span class="ident">H</span>: <span class="ident">HttpHandler</span> <span class="op">+</span> <span class="lifetime">'static</span>,
|
||
{
|
||
<span class="kw">type</span> <span class="ident">Item</span> <span class="op">=</span> ();
|
||
<span class="kw">type</span> <span class="ident">Error</span> <span class="op">=</span> <span class="ident">HttpDispatchError</span>;
|
||
|
||
<span class="kw">fn</span> <span class="ident">poll</span>(<span class="kw-2">&</span><span class="kw-2">mut</span> <span class="self">self</span>) <span class="op">-></span> <span class="ident">Poll</span><span class="op"><</span><span class="self">Self</span>::<span class="ident">Item</span>, <span class="self">Self</span>::<span class="ident">Error</span><span class="op">></span> {
|
||
<span class="kw">match</span> <span class="self">self</span>.<span class="ident">proto</span> {
|
||
<span class="ident">HttpProtocol</span>::<span class="ident">H1</span>(<span class="kw-2">ref</span> <span class="kw-2">mut</span> <span class="ident">h1</span>) <span class="op">=></span> <span class="ident">h1</span>.<span class="ident">poll</span>(),
|
||
<span class="kw">_</span> <span class="op">=></span> <span class="macro">unreachable</span><span class="macro">!</span>(),
|
||
}
|
||
}
|
||
}
|
||
|
||
<span class="doccomment">/// Wrapper for `AsyncRead + AsyncWrite` types</span>
|
||
<span class="kw">pub</span>(<span class="kw">crate</span>) <span class="kw">struct</span> <span class="ident">WrapperStream</span><span class="op"><</span><span class="ident">T</span><span class="op">></span>
|
||
<span class="kw">where</span>
|
||
<span class="ident">T</span>: <span class="ident">AsyncRead</span> <span class="op">+</span> <span class="ident">AsyncWrite</span> <span class="op">+</span> <span class="lifetime">'static</span>,
|
||
{
|
||
<span class="ident">io</span>: <span class="ident">T</span>,
|
||
}
|
||
|
||
<span class="kw">impl</span><span class="op"><</span><span class="ident">T</span><span class="op">></span> <span class="ident">WrapperStream</span><span class="op"><</span><span class="ident">T</span><span class="op">></span>
|
||
<span class="kw">where</span>
|
||
<span class="ident">T</span>: <span class="ident">AsyncRead</span> <span class="op">+</span> <span class="ident">AsyncWrite</span> <span class="op">+</span> <span class="lifetime">'static</span>,
|
||
{
|
||
<span class="kw">pub</span> <span class="kw">fn</span> <span class="ident">new</span>(<span class="ident">io</span>: <span class="ident">T</span>) <span class="op">-></span> <span class="self">Self</span> {
|
||
<span class="ident">WrapperStream</span> { <span class="ident">io</span> }
|
||
}
|
||
}
|
||
|
||
<span class="kw">impl</span><span class="op"><</span><span class="ident">T</span><span class="op">></span> <span class="ident">IoStream</span> <span class="kw">for</span> <span class="ident">WrapperStream</span><span class="op"><</span><span class="ident">T</span><span class="op">></span>
|
||
<span class="kw">where</span>
|
||
<span class="ident">T</span>: <span class="ident">AsyncRead</span> <span class="op">+</span> <span class="ident">AsyncWrite</span> <span class="op">+</span> <span class="lifetime">'static</span>,
|
||
{
|
||
<span class="attribute">#[<span class="ident">inline</span>]</span>
|
||
<span class="kw">fn</span> <span class="ident">shutdown</span>(<span class="kw-2">&</span><span class="kw-2">mut</span> <span class="self">self</span>, <span class="kw">_</span>: <span class="ident">Shutdown</span>) <span class="op">-></span> <span class="ident">io</span>::<span class="prelude-ty">Result</span><span class="op"><</span>()<span class="op">></span> {
|
||
<span class="prelude-val">Ok</span>(())
|
||
}
|
||
<span class="attribute">#[<span class="ident">inline</span>]</span>
|
||
<span class="kw">fn</span> <span class="ident">set_nodelay</span>(<span class="kw-2">&</span><span class="kw-2">mut</span> <span class="self">self</span>, <span class="kw">_</span>: <span class="ident">bool</span>) <span class="op">-></span> <span class="ident">io</span>::<span class="prelude-ty">Result</span><span class="op"><</span>()<span class="op">></span> {
|
||
<span class="prelude-val">Ok</span>(())
|
||
}
|
||
<span class="attribute">#[<span class="ident">inline</span>]</span>
|
||
<span class="kw">fn</span> <span class="ident">set_linger</span>(<span class="kw-2">&</span><span class="kw-2">mut</span> <span class="self">self</span>, <span class="kw">_</span>: <span class="prelude-ty">Option</span><span class="op"><</span><span class="ident">time</span>::<span class="ident">Duration</span><span class="op">></span>) <span class="op">-></span> <span class="ident">io</span>::<span class="prelude-ty">Result</span><span class="op"><</span>()<span class="op">></span> {
|
||
<span class="prelude-val">Ok</span>(())
|
||
}
|
||
<span class="attribute">#[<span class="ident">inline</span>]</span>
|
||
<span class="kw">fn</span> <span class="ident">set_keepalive</span>(<span class="kw-2">&</span><span class="kw-2">mut</span> <span class="self">self</span>, <span class="kw">_</span>: <span class="prelude-ty">Option</span><span class="op"><</span><span class="ident">time</span>::<span class="ident">Duration</span><span class="op">></span>) <span class="op">-></span> <span class="ident">io</span>::<span class="prelude-ty">Result</span><span class="op"><</span>()<span class="op">></span> {
|
||
<span class="prelude-val">Ok</span>(())
|
||
}
|
||
}
|
||
|
||
<span class="kw">impl</span><span class="op"><</span><span class="ident">T</span><span class="op">></span> <span class="ident">io</span>::<span class="ident">Read</span> <span class="kw">for</span> <span class="ident">WrapperStream</span><span class="op"><</span><span class="ident">T</span><span class="op">></span>
|
||
<span class="kw">where</span>
|
||
<span class="ident">T</span>: <span class="ident">AsyncRead</span> <span class="op">+</span> <span class="ident">AsyncWrite</span> <span class="op">+</span> <span class="lifetime">'static</span>,
|
||
{
|
||
<span class="attribute">#[<span class="ident">inline</span>]</span>
|
||
<span class="kw">fn</span> <span class="ident">read</span>(<span class="kw-2">&</span><span class="kw-2">mut</span> <span class="self">self</span>, <span class="ident">buf</span>: <span class="kw-2">&</span><span class="kw-2">mut</span> [<span class="ident">u8</span>]) <span class="op">-></span> <span class="ident">io</span>::<span class="prelude-ty">Result</span><span class="op"><</span><span class="ident">usize</span><span class="op">></span> {
|
||
<span class="self">self</span>.<span class="ident">io</span>.<span class="ident">read</span>(<span class="ident">buf</span>)
|
||
}
|
||
}
|
||
|
||
<span class="kw">impl</span><span class="op"><</span><span class="ident">T</span><span class="op">></span> <span class="ident">io</span>::<span class="ident">Write</span> <span class="kw">for</span> <span class="ident">WrapperStream</span><span class="op"><</span><span class="ident">T</span><span class="op">></span>
|
||
<span class="kw">where</span>
|
||
<span class="ident">T</span>: <span class="ident">AsyncRead</span> <span class="op">+</span> <span class="ident">AsyncWrite</span> <span class="op">+</span> <span class="lifetime">'static</span>,
|
||
{
|
||
<span class="attribute">#[<span class="ident">inline</span>]</span>
|
||
<span class="kw">fn</span> <span class="ident">write</span>(<span class="kw-2">&</span><span class="kw-2">mut</span> <span class="self">self</span>, <span class="ident">buf</span>: <span class="kw-2">&</span>[<span class="ident">u8</span>]) <span class="op">-></span> <span class="ident">io</span>::<span class="prelude-ty">Result</span><span class="op"><</span><span class="ident">usize</span><span class="op">></span> {
|
||
<span class="self">self</span>.<span class="ident">io</span>.<span class="ident">write</span>(<span class="ident">buf</span>)
|
||
}
|
||
<span class="attribute">#[<span class="ident">inline</span>]</span>
|
||
<span class="kw">fn</span> <span class="ident">flush</span>(<span class="kw-2">&</span><span class="kw-2">mut</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="op">></span> {
|
||
<span class="self">self</span>.<span class="ident">io</span>.<span class="ident">flush</span>()
|
||
}
|
||
}
|
||
|
||
<span class="kw">impl</span><span class="op"><</span><span class="ident">T</span><span class="op">></span> <span class="ident">AsyncRead</span> <span class="kw">for</span> <span class="ident">WrapperStream</span><span class="op"><</span><span class="ident">T</span><span class="op">></span>
|
||
<span class="kw">where</span>
|
||
<span class="ident">T</span>: <span class="ident">AsyncRead</span> <span class="op">+</span> <span class="ident">AsyncWrite</span> <span class="op">+</span> <span class="lifetime">'static</span>,
|
||
{
|
||
<span class="attribute">#[<span class="ident">inline</span>]</span>
|
||
<span class="kw">fn</span> <span class="ident">read_buf</span><span class="op"><</span><span class="ident">B</span>: <span class="ident">BufMut</span><span class="op">></span>(<span class="kw-2">&</span><span class="kw-2">mut</span> <span class="self">self</span>, <span class="ident">buf</span>: <span class="kw-2">&</span><span class="kw-2">mut</span> <span class="ident">B</span>) <span class="op">-></span> <span class="ident">Poll</span><span class="op"><</span><span class="ident">usize</span>, <span class="ident">io</span>::<span class="ident">Error</span><span class="op">></span> {
|
||
<span class="self">self</span>.<span class="ident">io</span>.<span class="ident">read_buf</span>(<span class="ident">buf</span>)
|
||
}
|
||
}
|
||
|
||
<span class="kw">impl</span><span class="op"><</span><span class="ident">T</span><span class="op">></span> <span class="ident">AsyncWrite</span> <span class="kw">for</span> <span class="ident">WrapperStream</span><span class="op"><</span><span class="ident">T</span><span class="op">></span>
|
||
<span class="kw">where</span>
|
||
<span class="ident">T</span>: <span class="ident">AsyncRead</span> <span class="op">+</span> <span class="ident">AsyncWrite</span> <span class="op">+</span> <span class="lifetime">'static</span>,
|
||
{
|
||
<span class="attribute">#[<span class="ident">inline</span>]</span>
|
||
<span class="kw">fn</span> <span class="ident">shutdown</span>(<span class="kw-2">&</span><span class="kw-2">mut</span> <span class="self">self</span>) <span class="op">-></span> <span class="ident">Poll</span><span class="op"><</span>(), <span class="ident">io</span>::<span class="ident">Error</span><span class="op">></span> {
|
||
<span class="self">self</span>.<span class="ident">io</span>.<span class="ident">shutdown</span>()
|
||
}
|
||
<span class="attribute">#[<span class="ident">inline</span>]</span>
|
||
<span class="kw">fn</span> <span class="ident">write_buf</span><span class="op"><</span><span class="ident">B</span>: <span class="ident">Buf</span><span class="op">></span>(<span class="kw-2">&</span><span class="kw-2">mut</span> <span class="self">self</span>, <span class="ident">buf</span>: <span class="kw-2">&</span><span class="kw-2">mut</span> <span class="ident">B</span>) <span class="op">-></span> <span class="ident">Poll</span><span class="op"><</span><span class="ident">usize</span>, <span class="ident">io</span>::<span class="ident">Error</span><span class="op">></span> {
|
||
<span class="self">self</span>.<span class="ident">io</span>.<span class="ident">write_buf</span>(<span class="ident">buf</span>)
|
||
}
|
||
}
|
||
</pre>
|
||
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