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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/input.rs`."><meta name="keywords" content="rust, rustlang, rust-lang"><title>input.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">io</span>::{<span class="ident">Read</span>, <span class="ident">Write</span>};
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<span class="kw">use</span> <span class="ident">std</span>::{<span class="ident">cmp</span>, <span class="ident">io</span>};
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<span class="attribute">#[<span class="ident">cfg</span>(<span class="ident">feature</span> <span class="op">=</span> <span class="string">"brotli"</span>)]</span>
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<span class="kw">use</span> <span class="ident">brotli2</span>::<span class="ident">write</span>::<span class="ident">BrotliDecoder</span>;
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<span class="kw">use</span> <span class="ident">bytes</span>::{<span class="ident">BufMut</span>, <span class="ident">Bytes</span>, <span class="ident">BytesMut</span>};
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<span class="kw">use</span> <span class="ident">error</span>::<span class="ident">PayloadError</span>;
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<span class="attribute">#[<span class="ident">cfg</span>(<span class="ident">feature</span> <span class="op">=</span> <span class="string">"flate2"</span>)]</span>
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<span class="kw">use</span> <span class="ident">flate2</span>::<span class="ident">read</span>::<span class="ident">GzDecoder</span>;
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<span class="attribute">#[<span class="ident">cfg</span>(<span class="ident">feature</span> <span class="op">=</span> <span class="string">"flate2"</span>)]</span>
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<span class="kw">use</span> <span class="ident">flate2</span>::<span class="ident">write</span>::<span class="ident">DeflateDecoder</span>;
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<span class="kw">use</span> <span class="ident">header</span>::<span class="ident">ContentEncoding</span>;
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<span class="kw">use</span> <span class="ident">http</span>::<span class="ident">header</span>::{<span class="ident">HeaderMap</span>, <span class="ident">CONTENT_ENCODING</span>};
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<span class="kw">use</span> <span class="ident">payload</span>::{<span class="ident">PayloadSender</span>, <span class="ident">PayloadStatus</span>, <span class="ident">PayloadWriter</span>};
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<span class="kw">pub</span>(<span class="kw">crate</span>) <span class="kw">enum</span> <span class="ident">PayloadType</span> {
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<span class="ident">Sender</span>(<span class="ident">PayloadSender</span>),
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<span class="ident">Encoding</span>(<span class="ident">Box</span><span class="op"><</span><span class="ident">EncodedPayload</span><span class="op">></span>),
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}
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<span class="kw">impl</span> <span class="ident">PayloadType</span> {
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<span class="attribute">#[<span class="ident">cfg</span>(<span class="ident">any</span>(<span class="ident">feature</span> <span class="op">=</span> <span class="string">"brotli"</span>, <span class="ident">feature</span> <span class="op">=</span> <span class="string">"flate2"</span>))]</span>
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<span class="kw">pub</span> <span class="kw">fn</span> <span class="ident">new</span>(<span class="ident">headers</span>: <span class="kw-2">&</span><span class="ident">HeaderMap</span>, <span class="ident">sender</span>: <span class="ident">PayloadSender</span>) <span class="op">-></span> <span class="ident">PayloadType</span> {
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<span class="comment">// check content-encoding</span>
|
||
<span class="kw">let</span> <span class="ident">enc</span> <span class="op">=</span> <span class="kw">if</span> <span class="kw">let</span> <span class="prelude-val">Some</span>(<span class="ident">enc</span>) <span class="op">=</span> <span class="ident">headers</span>.<span class="ident">get</span>(<span class="ident">CONTENT_ENCODING</span>) {
|
||
<span class="kw">if</span> <span class="kw">let</span> <span class="prelude-val">Ok</span>(<span class="ident">enc</span>) <span class="op">=</span> <span class="ident">enc</span>.<span class="ident">to_str</span>() {
|
||
<span class="ident">ContentEncoding</span>::<span class="ident">from</span>(<span class="ident">enc</span>)
|
||
} <span class="kw">else</span> {
|
||
<span class="ident">ContentEncoding</span>::<span class="ident">Auto</span>
|
||
}
|
||
} <span class="kw">else</span> {
|
||
<span class="ident">ContentEncoding</span>::<span class="ident">Auto</span>
|
||
};
|
||
|
||
<span class="kw">match</span> <span class="ident">enc</span> {
|
||
<span class="ident">ContentEncoding</span>::<span class="ident">Auto</span> <span class="op">|</span> <span class="ident">ContentEncoding</span>::<span class="ident">Identity</span> <span class="op">=></span> {
|
||
<span class="ident">PayloadType</span>::<span class="ident">Sender</span>(<span class="ident">sender</span>)
|
||
}
|
||
<span class="kw">_</span> <span class="op">=></span> <span class="ident">PayloadType</span>::<span class="ident">Encoding</span>(<span class="ident">Box</span>::<span class="ident">new</span>(<span class="ident">EncodedPayload</span>::<span class="ident">new</span>(<span class="ident">sender</span>, <span class="ident">enc</span>))),
|
||
}
|
||
}
|
||
|
||
<span class="attribute">#[<span class="ident">cfg</span>(<span class="ident">not</span>(<span class="ident">any</span>(<span class="ident">feature</span> <span class="op">=</span> <span class="string">"brotli"</span>, <span class="ident">feature</span> <span class="op">=</span> <span class="string">"flate2"</span>)))]</span>
|
||
<span class="kw">pub</span> <span class="kw">fn</span> <span class="ident">new</span>(<span class="ident">headers</span>: <span class="kw-2">&</span><span class="ident">HeaderMap</span>, <span class="ident">sender</span>: <span class="ident">PayloadSender</span>) <span class="op">-></span> <span class="ident">PayloadType</span> {
|
||
<span class="ident">PayloadType</span>::<span class="ident">Sender</span>(<span class="ident">sender</span>)
|
||
}
|
||
}
|
||
|
||
<span class="kw">impl</span> <span class="ident">PayloadWriter</span> <span class="kw">for</span> <span class="ident">PayloadType</span> {
|
||
<span class="attribute">#[<span class="ident">inline</span>]</span>
|
||
<span class="kw">fn</span> <span class="ident">set_error</span>(<span class="kw-2">&</span><span class="kw-2">mut</span> <span class="self">self</span>, <span class="ident">err</span>: <span class="ident">PayloadError</span>) {
|
||
<span class="kw">match</span> <span class="kw-2">*</span><span class="self">self</span> {
|
||
<span class="ident">PayloadType</span>::<span class="ident">Sender</span>(<span class="kw-2">ref</span> <span class="kw-2">mut</span> <span class="ident">sender</span>) <span class="op">=></span> <span class="ident">sender</span>.<span class="ident">set_error</span>(<span class="ident">err</span>),
|
||
<span class="ident">PayloadType</span>::<span class="ident">Encoding</span>(<span class="kw-2">ref</span> <span class="kw-2">mut</span> <span class="ident">enc</span>) <span class="op">=></span> <span class="ident">enc</span>.<span class="ident">set_error</span>(<span class="ident">err</span>),
|
||
}
|
||
}
|
||
|
||
<span class="attribute">#[<span class="ident">inline</span>]</span>
|
||
<span class="kw">fn</span> <span class="ident">feed_eof</span>(<span class="kw-2">&</span><span class="kw-2">mut</span> <span class="self">self</span>) {
|
||
<span class="kw">match</span> <span class="kw-2">*</span><span class="self">self</span> {
|
||
<span class="ident">PayloadType</span>::<span class="ident">Sender</span>(<span class="kw-2">ref</span> <span class="kw-2">mut</span> <span class="ident">sender</span>) <span class="op">=></span> <span class="ident">sender</span>.<span class="ident">feed_eof</span>(),
|
||
<span class="ident">PayloadType</span>::<span class="ident">Encoding</span>(<span class="kw-2">ref</span> <span class="kw-2">mut</span> <span class="ident">enc</span>) <span class="op">=></span> <span class="ident">enc</span>.<span class="ident">feed_eof</span>(),
|
||
}
|
||
}
|
||
|
||
<span class="attribute">#[<span class="ident">inline</span>]</span>
|
||
<span class="kw">fn</span> <span class="ident">feed_data</span>(<span class="kw-2">&</span><span class="kw-2">mut</span> <span class="self">self</span>, <span class="ident">data</span>: <span class="ident">Bytes</span>) {
|
||
<span class="kw">match</span> <span class="kw-2">*</span><span class="self">self</span> {
|
||
<span class="ident">PayloadType</span>::<span class="ident">Sender</span>(<span class="kw-2">ref</span> <span class="kw-2">mut</span> <span class="ident">sender</span>) <span class="op">=></span> <span class="ident">sender</span>.<span class="ident">feed_data</span>(<span class="ident">data</span>),
|
||
<span class="ident">PayloadType</span>::<span class="ident">Encoding</span>(<span class="kw-2">ref</span> <span class="kw-2">mut</span> <span class="ident">enc</span>) <span class="op">=></span> <span class="ident">enc</span>.<span class="ident">feed_data</span>(<span class="ident">data</span>),
|
||
}
|
||
}
|
||
|
||
<span class="attribute">#[<span class="ident">inline</span>]</span>
|
||
<span class="kw">fn</span> <span class="ident">need_read</span>(<span class="kw-2">&</span><span class="self">self</span>) <span class="op">-></span> <span class="ident">PayloadStatus</span> {
|
||
<span class="kw">match</span> <span class="kw-2">*</span><span class="self">self</span> {
|
||
<span class="ident">PayloadType</span>::<span class="ident">Sender</span>(<span class="kw-2">ref</span> <span class="ident">sender</span>) <span class="op">=></span> <span class="ident">sender</span>.<span class="ident">need_read</span>(),
|
||
<span class="ident">PayloadType</span>::<span class="ident">Encoding</span>(<span class="kw-2">ref</span> <span class="ident">enc</span>) <span class="op">=></span> <span class="ident">enc</span>.<span class="ident">need_read</span>(),
|
||
}
|
||
}
|
||
}
|
||
|
||
<span class="doccomment">/// Payload wrapper with content decompression support</span>
|
||
<span class="kw">pub</span>(<span class="kw">crate</span>) <span class="kw">struct</span> <span class="ident">EncodedPayload</span> {
|
||
<span class="ident">inner</span>: <span class="ident">PayloadSender</span>,
|
||
<span class="ident">error</span>: <span class="ident">bool</span>,
|
||
<span class="ident">payload</span>: <span class="ident">PayloadStream</span>,
|
||
}
|
||
|
||
<span class="kw">impl</span> <span class="ident">EncodedPayload</span> {
|
||
<span class="kw">pub</span> <span class="kw">fn</span> <span class="ident">new</span>(<span class="ident">inner</span>: <span class="ident">PayloadSender</span>, <span class="ident">enc</span>: <span class="ident">ContentEncoding</span>) <span class="op">-></span> <span class="ident">EncodedPayload</span> {
|
||
<span class="ident">EncodedPayload</span> {
|
||
<span class="ident">inner</span>,
|
||
<span class="ident">error</span>: <span class="bool-val">false</span>,
|
||
<span class="ident">payload</span>: <span class="ident">PayloadStream</span>::<span class="ident">new</span>(<span class="ident">enc</span>),
|
||
}
|
||
}
|
||
}
|
||
|
||
<span class="kw">impl</span> <span class="ident">PayloadWriter</span> <span class="kw">for</span> <span class="ident">EncodedPayload</span> {
|
||
<span class="kw">fn</span> <span class="ident">set_error</span>(<span class="kw-2">&</span><span class="kw-2">mut</span> <span class="self">self</span>, <span class="ident">err</span>: <span class="ident">PayloadError</span>) {
|
||
<span class="self">self</span>.<span class="ident">inner</span>.<span class="ident">set_error</span>(<span class="ident">err</span>)
|
||
}
|
||
|
||
<span class="kw">fn</span> <span class="ident">feed_eof</span>(<span class="kw-2">&</span><span class="kw-2">mut</span> <span class="self">self</span>) {
|
||
<span class="kw">if</span> <span class="op">!</span><span class="self">self</span>.<span class="ident">error</span> {
|
||
<span class="kw">match</span> <span class="self">self</span>.<span class="ident">payload</span>.<span class="ident">feed_eof</span>() {
|
||
<span class="prelude-val">Err</span>(<span class="ident">err</span>) <span class="op">=></span> {
|
||
<span class="self">self</span>.<span class="ident">error</span> <span class="op">=</span> <span class="bool-val">true</span>;
|
||
<span class="self">self</span>.<span class="ident">set_error</span>(<span class="ident">PayloadError</span>::<span class="ident">Io</span>(<span class="ident">err</span>));
|
||
}
|
||
<span class="prelude-val">Ok</span>(<span class="ident">value</span>) <span class="op">=></span> {
|
||
<span class="kw">if</span> <span class="kw">let</span> <span class="prelude-val">Some</span>(<span class="ident">b</span>) <span class="op">=</span> <span class="ident">value</span> {
|
||
<span class="self">self</span>.<span class="ident">inner</span>.<span class="ident">feed_data</span>(<span class="ident">b</span>);
|
||
}
|
||
<span class="self">self</span>.<span class="ident">inner</span>.<span class="ident">feed_eof</span>();
|
||
}
|
||
}
|
||
}
|
||
}
|
||
|
||
<span class="kw">fn</span> <span class="ident">feed_data</span>(<span class="kw-2">&</span><span class="kw-2">mut</span> <span class="self">self</span>, <span class="ident">data</span>: <span class="ident">Bytes</span>) {
|
||
<span class="kw">if</span> <span class="self">self</span>.<span class="ident">error</span> {
|
||
<span class="kw">return</span>;
|
||
}
|
||
|
||
<span class="kw">match</span> <span class="self">self</span>.<span class="ident">payload</span>.<span class="ident">feed_data</span>(<span class="ident">data</span>) {
|
||
<span class="prelude-val">Ok</span>(<span class="prelude-val">Some</span>(<span class="ident">b</span>)) <span class="op">=></span> <span class="self">self</span>.<span class="ident">inner</span>.<span class="ident">feed_data</span>(<span class="ident">b</span>),
|
||
<span class="prelude-val">Ok</span>(<span class="prelude-val">None</span>) <span class="op">=></span> (),
|
||
<span class="prelude-val">Err</span>(<span class="ident">e</span>) <span class="op">=></span> {
|
||
<span class="self">self</span>.<span class="ident">error</span> <span class="op">=</span> <span class="bool-val">true</span>;
|
||
<span class="self">self</span>.<span class="ident">set_error</span>(<span class="ident">e</span>.<span class="ident">into</span>());
|
||
}
|
||
}
|
||
}
|
||
|
||
<span class="attribute">#[<span class="ident">inline</span>]</span>
|
||
<span class="kw">fn</span> <span class="ident">need_read</span>(<span class="kw-2">&</span><span class="self">self</span>) <span class="op">-></span> <span class="ident">PayloadStatus</span> {
|
||
<span class="self">self</span>.<span class="ident">inner</span>.<span class="ident">need_read</span>()
|
||
}
|
||
}
|
||
|
||
<span class="kw">pub</span>(<span class="kw">crate</span>) <span class="kw">enum</span> <span class="ident">Decoder</span> {
|
||
<span class="attribute">#[<span class="ident">cfg</span>(<span class="ident">feature</span> <span class="op">=</span> <span class="string">"flate2"</span>)]</span>
|
||
<span class="ident">Deflate</span>(<span class="ident">Box</span><span class="op"><</span><span class="ident">DeflateDecoder</span><span class="op"><</span><span class="ident">Writer</span><span class="op">>></span>),
|
||
<span class="attribute">#[<span class="ident">cfg</span>(<span class="ident">feature</span> <span class="op">=</span> <span class="string">"flate2"</span>)]</span>
|
||
<span class="ident">Gzip</span>(<span class="prelude-ty">Option</span><span class="op"><</span><span class="ident">Box</span><span class="op"><</span><span class="ident">GzDecoder</span><span class="op"><</span><span class="ident">Wrapper</span><span class="op">>></span><span class="op">></span>),
|
||
<span class="attribute">#[<span class="ident">cfg</span>(<span class="ident">feature</span> <span class="op">=</span> <span class="string">"brotli"</span>)]</span>
|
||
<span class="ident">Br</span>(<span class="ident">Box</span><span class="op"><</span><span class="ident">BrotliDecoder</span><span class="op"><</span><span class="ident">Writer</span><span class="op">>></span>),
|
||
<span class="ident">Identity</span>,
|
||
}
|
||
|
||
<span class="comment">// should go after write::GzDecoder get implemented</span>
|
||
<span class="attribute">#[<span class="ident">derive</span>(<span class="ident">Debug</span>)]</span>
|
||
<span class="kw">pub</span>(<span class="kw">crate</span>) <span class="kw">struct</span> <span class="ident">Wrapper</span> {
|
||
<span class="kw">pub</span> <span class="ident">buf</span>: <span class="ident">BytesMut</span>,
|
||
<span class="kw">pub</span> <span class="ident">eof</span>: <span class="ident">bool</span>,
|
||
}
|
||
|
||
<span class="kw">impl</span> <span class="ident">io</span>::<span class="ident">Read</span> <span class="kw">for</span> <span class="ident">Wrapper</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="kw">let</span> <span class="ident">len</span> <span class="op">=</span> <span class="ident">cmp</span>::<span class="ident">min</span>(<span class="ident">buf</span>.<span class="ident">len</span>(), <span class="self">self</span>.<span class="ident">buf</span>.<span class="ident">len</span>());
|
||
<span class="ident">buf</span>[..<span class="ident">len</span>].<span class="ident">copy_from_slice</span>(<span class="kw-2">&</span><span class="self">self</span>.<span class="ident">buf</span>[..<span class="ident">len</span>]);
|
||
<span class="self">self</span>.<span class="ident">buf</span>.<span class="ident">split_to</span>(<span class="ident">len</span>);
|
||
<span class="kw">if</span> <span class="ident">len</span> <span class="op">==</span> <span class="number">0</span> {
|
||
<span class="kw">if</span> <span class="self">self</span>.<span class="ident">eof</span> {
|
||
<span class="prelude-val">Ok</span>(<span class="number">0</span>)
|
||
} <span class="kw">else</span> {
|
||
<span class="prelude-val">Err</span>(<span class="ident">io</span>::<span class="ident">Error</span>::<span class="ident">new</span>(<span class="ident">io</span>::<span class="ident">ErrorKind</span>::<span class="ident">WouldBlock</span>, <span class="string">""</span>))
|
||
}
|
||
} <span class="kw">else</span> {
|
||
<span class="prelude-val">Ok</span>(<span class="ident">len</span>)
|
||
}
|
||
}
|
||
}
|
||
|
||
<span class="kw">impl</span> <span class="ident">io</span>::<span class="ident">Write</span> <span class="kw">for</span> <span class="ident">Wrapper</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">buf</span>.<span class="ident">extend_from_slice</span>(<span class="ident">buf</span>);
|
||
<span class="prelude-val">Ok</span>(<span class="ident">buf</span>.<span class="ident">len</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="prelude-val">Ok</span>(())
|
||
}
|
||
}
|
||
|
||
<span class="kw">pub</span>(<span class="kw">crate</span>) <span class="kw">struct</span> <span class="ident">Writer</span> {
|
||
<span class="ident">buf</span>: <span class="ident">BytesMut</span>,
|
||
}
|
||
|
||
<span class="kw">impl</span> <span class="ident">Writer</span> {
|
||
<span class="kw">fn</span> <span class="ident">new</span>() <span class="op">-></span> <span class="ident">Writer</span> {
|
||
<span class="ident">Writer</span> {
|
||
<span class="ident">buf</span>: <span class="ident">BytesMut</span>::<span class="ident">with_capacity</span>(<span class="number">8192</span>),
|
||
}
|
||
}
|
||
<span class="kw">fn</span> <span class="ident">take</span>(<span class="kw-2">&</span><span class="kw-2">mut</span> <span class="self">self</span>) <span class="op">-></span> <span class="ident">Bytes</span> {
|
||
<span class="self">self</span>.<span class="ident">buf</span>.<span class="ident">take</span>().<span class="ident">freeze</span>()
|
||
}
|
||
}
|
||
|
||
<span class="kw">impl</span> <span class="ident">io</span>::<span class="ident">Write</span> <span class="kw">for</span> <span class="ident">Writer</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">buf</span>.<span class="ident">extend_from_slice</span>(<span class="ident">buf</span>);
|
||
<span class="prelude-val">Ok</span>(<span class="ident">buf</span>.<span class="ident">len</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="prelude-val">Ok</span>(())
|
||
}
|
||
}
|
||
|
||
<span class="doccomment">/// Payload stream with decompression support</span>
|
||
<span class="kw">pub</span>(<span class="kw">crate</span>) <span class="kw">struct</span> <span class="ident">PayloadStream</span> {
|
||
<span class="ident">decoder</span>: <span class="ident">Decoder</span>,
|
||
<span class="ident">dst</span>: <span class="ident">BytesMut</span>,
|
||
}
|
||
|
||
<span class="kw">impl</span> <span class="ident">PayloadStream</span> {
|
||
<span class="kw">pub</span> <span class="kw">fn</span> <span class="ident">new</span>(<span class="ident">enc</span>: <span class="ident">ContentEncoding</span>) <span class="op">-></span> <span class="ident">PayloadStream</span> {
|
||
<span class="kw">let</span> <span class="ident">dec</span> <span class="op">=</span> <span class="kw">match</span> <span class="ident">enc</span> {
|
||
<span class="attribute">#[<span class="ident">cfg</span>(<span class="ident">feature</span> <span class="op">=</span> <span class="string">"brotli"</span>)]</span>
|
||
<span class="ident">ContentEncoding</span>::<span class="ident">Br</span> <span class="op">=></span> {
|
||
<span class="ident">Decoder</span>::<span class="ident">Br</span>(<span class="ident">Box</span>::<span class="ident">new</span>(<span class="ident">BrotliDecoder</span>::<span class="ident">new</span>(<span class="ident">Writer</span>::<span class="ident">new</span>())))
|
||
}
|
||
<span class="attribute">#[<span class="ident">cfg</span>(<span class="ident">feature</span> <span class="op">=</span> <span class="string">"flate2"</span>)]</span>
|
||
<span class="ident">ContentEncoding</span>::<span class="ident">Deflate</span> <span class="op">=></span> {
|
||
<span class="ident">Decoder</span>::<span class="ident">Deflate</span>(<span class="ident">Box</span>::<span class="ident">new</span>(<span class="ident">DeflateDecoder</span>::<span class="ident">new</span>(<span class="ident">Writer</span>::<span class="ident">new</span>())))
|
||
}
|
||
<span class="attribute">#[<span class="ident">cfg</span>(<span class="ident">feature</span> <span class="op">=</span> <span class="string">"flate2"</span>)]</span>
|
||
<span class="ident">ContentEncoding</span>::<span class="ident">Gzip</span> <span class="op">=></span> <span class="ident">Decoder</span>::<span class="ident">Gzip</span>(<span class="prelude-val">None</span>),
|
||
<span class="kw">_</span> <span class="op">=></span> <span class="ident">Decoder</span>::<span class="ident">Identity</span>,
|
||
};
|
||
<span class="ident">PayloadStream</span> {
|
||
<span class="ident">decoder</span>: <span class="ident">dec</span>,
|
||
<span class="ident">dst</span>: <span class="ident">BytesMut</span>::<span class="ident">new</span>(),
|
||
}
|
||
}
|
||
}
|
||
|
||
<span class="kw">impl</span> <span class="ident">PayloadStream</span> {
|
||
<span class="kw">pub</span> <span class="kw">fn</span> <span class="ident">feed_eof</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="prelude-ty">Option</span><span class="op"><</span><span class="ident">Bytes</span><span class="op">>></span> {
|
||
<span class="kw">match</span> <span class="self">self</span>.<span class="ident">decoder</span> {
|
||
<span class="attribute">#[<span class="ident">cfg</span>(<span class="ident">feature</span> <span class="op">=</span> <span class="string">"brotli"</span>)]</span>
|
||
<span class="ident">Decoder</span>::<span class="ident">Br</span>(<span class="kw-2">ref</span> <span class="kw-2">mut</span> <span class="ident">decoder</span>) <span class="op">=></span> <span class="kw">match</span> <span class="ident">decoder</span>.<span class="ident">finish</span>() {
|
||
<span class="prelude-val">Ok</span>(<span class="kw-2">mut</span> <span class="ident">writer</span>) <span class="op">=></span> {
|
||
<span class="kw">let</span> <span class="ident">b</span> <span class="op">=</span> <span class="ident">writer</span>.<span class="ident">take</span>();
|
||
<span class="kw">if</span> <span class="op">!</span><span class="ident">b</span>.<span class="ident">is_empty</span>() {
|
||
<span class="prelude-val">Ok</span>(<span class="prelude-val">Some</span>(<span class="ident">b</span>))
|
||
} <span class="kw">else</span> {
|
||
<span class="prelude-val">Ok</span>(<span class="prelude-val">None</span>)
|
||
}
|
||
}
|
||
<span class="prelude-val">Err</span>(<span class="ident">e</span>) <span class="op">=></span> <span class="prelude-val">Err</span>(<span class="ident">e</span>),
|
||
},
|
||
<span class="attribute">#[<span class="ident">cfg</span>(<span class="ident">feature</span> <span class="op">=</span> <span class="string">"flate2"</span>)]</span>
|
||
<span class="ident">Decoder</span>::<span class="ident">Gzip</span>(<span class="kw-2">ref</span> <span class="kw-2">mut</span> <span class="ident">decoder</span>) <span class="op">=></span> {
|
||
<span class="kw">if</span> <span class="kw">let</span> <span class="prelude-val">Some</span>(<span class="kw-2">ref</span> <span class="kw-2">mut</span> <span class="ident">decoder</span>) <span class="op">=</span> <span class="kw-2">*</span><span class="ident">decoder</span> {
|
||
<span class="ident">decoder</span>.<span class="ident">as_mut</span>().<span class="ident">get_mut</span>().<span class="ident">eof</span> <span class="op">=</span> <span class="bool-val">true</span>;
|
||
|
||
<span class="self">self</span>.<span class="ident">dst</span>.<span class="ident">reserve</span>(<span class="number">8192</span>);
|
||
<span class="kw">match</span> <span class="ident">decoder</span>.<span class="ident">read</span>(<span class="kw">unsafe</span> { <span class="self">self</span>.<span class="ident">dst</span>.<span class="ident">bytes_mut</span>() }) {
|
||
<span class="prelude-val">Ok</span>(<span class="ident">n</span>) <span class="op">=></span> {
|
||
<span class="kw">unsafe</span> { <span class="self">self</span>.<span class="ident">dst</span>.<span class="ident">advance_mut</span>(<span class="ident">n</span>) };
|
||
<span class="kw">return</span> <span class="prelude-val">Ok</span>(<span class="prelude-val">Some</span>(<span class="self">self</span>.<span class="ident">dst</span>.<span class="ident">take</span>().<span class="ident">freeze</span>()));
|
||
}
|
||
<span class="prelude-val">Err</span>(<span class="ident">e</span>) <span class="op">=></span> <span class="kw">return</span> <span class="prelude-val">Err</span>(<span class="ident">e</span>),
|
||
}
|
||
} <span class="kw">else</span> {
|
||
<span class="prelude-val">Ok</span>(<span class="prelude-val">None</span>)
|
||
}
|
||
}
|
||
<span class="attribute">#[<span class="ident">cfg</span>(<span class="ident">feature</span> <span class="op">=</span> <span class="string">"flate2"</span>)]</span>
|
||
<span class="ident">Decoder</span>::<span class="ident">Deflate</span>(<span class="kw-2">ref</span> <span class="kw-2">mut</span> <span class="ident">decoder</span>) <span class="op">=></span> <span class="kw">match</span> <span class="ident">decoder</span>.<span class="ident">try_finish</span>() {
|
||
<span class="prelude-val">Ok</span>(<span class="kw">_</span>) <span class="op">=></span> {
|
||
<span class="kw">let</span> <span class="ident">b</span> <span class="op">=</span> <span class="ident">decoder</span>.<span class="ident">get_mut</span>().<span class="ident">take</span>();
|
||
<span class="kw">if</span> <span class="op">!</span><span class="ident">b</span>.<span class="ident">is_empty</span>() {
|
||
<span class="prelude-val">Ok</span>(<span class="prelude-val">Some</span>(<span class="ident">b</span>))
|
||
} <span class="kw">else</span> {
|
||
<span class="prelude-val">Ok</span>(<span class="prelude-val">None</span>)
|
||
}
|
||
}
|
||
<span class="prelude-val">Err</span>(<span class="ident">e</span>) <span class="op">=></span> <span class="prelude-val">Err</span>(<span class="ident">e</span>),
|
||
},
|
||
<span class="ident">Decoder</span>::<span class="ident">Identity</span> <span class="op">=></span> <span class="prelude-val">Ok</span>(<span class="prelude-val">None</span>),
|
||
}
|
||
}
|
||
|
||
<span class="kw">pub</span> <span class="kw">fn</span> <span class="ident">feed_data</span>(<span class="kw-2">&</span><span class="kw-2">mut</span> <span class="self">self</span>, <span class="ident">data</span>: <span class="ident">Bytes</span>) <span class="op">-></span> <span class="ident">io</span>::<span class="prelude-ty">Result</span><span class="op"><</span><span class="prelude-ty">Option</span><span class="op"><</span><span class="ident">Bytes</span><span class="op">>></span> {
|
||
<span class="kw">match</span> <span class="self">self</span>.<span class="ident">decoder</span> {
|
||
<span class="attribute">#[<span class="ident">cfg</span>(<span class="ident">feature</span> <span class="op">=</span> <span class="string">"brotli"</span>)]</span>
|
||
<span class="ident">Decoder</span>::<span class="ident">Br</span>(<span class="kw-2">ref</span> <span class="kw-2">mut</span> <span class="ident">decoder</span>) <span class="op">=></span> <span class="kw">match</span> <span class="ident">decoder</span>.<span class="ident">write_all</span>(<span class="kw-2">&</span><span class="ident">data</span>) {
|
||
<span class="prelude-val">Ok</span>(<span class="kw">_</span>) <span class="op">=></span> {
|
||
<span class="ident">decoder</span>.<span class="ident">flush</span>()<span class="question-mark">?</span>;
|
||
<span class="kw">let</span> <span class="ident">b</span> <span class="op">=</span> <span class="ident">decoder</span>.<span class="ident">get_mut</span>().<span class="ident">take</span>();
|
||
<span class="kw">if</span> <span class="op">!</span><span class="ident">b</span>.<span class="ident">is_empty</span>() {
|
||
<span class="prelude-val">Ok</span>(<span class="prelude-val">Some</span>(<span class="ident">b</span>))
|
||
} <span class="kw">else</span> {
|
||
<span class="prelude-val">Ok</span>(<span class="prelude-val">None</span>)
|
||
}
|
||
}
|
||
<span class="prelude-val">Err</span>(<span class="ident">e</span>) <span class="op">=></span> <span class="prelude-val">Err</span>(<span class="ident">e</span>),
|
||
},
|
||
<span class="attribute">#[<span class="ident">cfg</span>(<span class="ident">feature</span> <span class="op">=</span> <span class="string">"flate2"</span>)]</span>
|
||
<span class="ident">Decoder</span>::<span class="ident">Gzip</span>(<span class="kw-2">ref</span> <span class="kw-2">mut</span> <span class="ident">decoder</span>) <span class="op">=></span> {
|
||
<span class="kw">if</span> <span class="ident">decoder</span>.<span class="ident">is_none</span>() {
|
||
<span class="kw-2">*</span><span class="ident">decoder</span> <span class="op">=</span> <span class="prelude-val">Some</span>(<span class="ident">Box</span>::<span class="ident">new</span>(<span class="ident">GzDecoder</span>::<span class="ident">new</span>(<span class="ident">Wrapper</span> {
|
||
<span class="ident">buf</span>: <span class="ident">BytesMut</span>::<span class="ident">from</span>(<span class="ident">data</span>),
|
||
<span class="ident">eof</span>: <span class="bool-val">false</span>,
|
||
})));
|
||
} <span class="kw">else</span> {
|
||
<span class="kw">let</span> <span class="kw">_</span> <span class="op">=</span> <span class="ident">decoder</span>.<span class="ident">as_mut</span>().<span class="ident">unwrap</span>().<span class="ident">write</span>(<span class="kw-2">&</span><span class="ident">data</span>);
|
||
}
|
||
|
||
<span class="kw">loop</span> {
|
||
<span class="self">self</span>.<span class="ident">dst</span>.<span class="ident">reserve</span>(<span class="number">8192</span>);
|
||
<span class="kw">match</span> <span class="ident">decoder</span>
|
||
.<span class="ident">as_mut</span>()
|
||
.<span class="ident">as_mut</span>()
|
||
.<span class="ident">unwrap</span>()
|
||
.<span class="ident">read</span>(<span class="kw">unsafe</span> { <span class="self">self</span>.<span class="ident">dst</span>.<span class="ident">bytes_mut</span>() })
|
||
{
|
||
<span class="prelude-val">Ok</span>(<span class="ident">n</span>) <span class="op">=></span> {
|
||
<span class="kw">if</span> <span class="ident">n</span> <span class="op">!=</span> <span class="number">0</span> {
|
||
<span class="kw">unsafe</span> { <span class="self">self</span>.<span class="ident">dst</span>.<span class="ident">advance_mut</span>(<span class="ident">n</span>) };
|
||
}
|
||
<span class="kw">if</span> <span class="ident">n</span> <span class="op">==</span> <span class="number">0</span> {
|
||
<span class="kw">return</span> <span class="prelude-val">Ok</span>(<span class="prelude-val">Some</span>(<span class="self">self</span>.<span class="ident">dst</span>.<span class="ident">take</span>().<span class="ident">freeze</span>()));
|
||
}
|
||
}
|
||
<span class="prelude-val">Err</span>(<span class="ident">e</span>) <span class="op">=></span> {
|
||
<span class="kw">if</span> <span class="ident">e</span>.<span class="ident">kind</span>() <span class="op">==</span> <span class="ident">io</span>::<span class="ident">ErrorKind</span>::<span class="ident">WouldBlock</span>
|
||
<span class="op">&&</span> <span class="op">!</span><span class="self">self</span>.<span class="ident">dst</span>.<span class="ident">is_empty</span>()
|
||
{
|
||
<span class="kw">return</span> <span class="prelude-val">Ok</span>(<span class="prelude-val">Some</span>(<span class="self">self</span>.<span class="ident">dst</span>.<span class="ident">take</span>().<span class="ident">freeze</span>()));
|
||
}
|
||
<span class="kw">return</span> <span class="prelude-val">Err</span>(<span class="ident">e</span>);
|
||
}
|
||
}
|
||
}
|
||
}
|
||
<span class="attribute">#[<span class="ident">cfg</span>(<span class="ident">feature</span> <span class="op">=</span> <span class="string">"flate2"</span>)]</span>
|
||
<span class="ident">Decoder</span>::<span class="ident">Deflate</span>(<span class="kw-2">ref</span> <span class="kw-2">mut</span> <span class="ident">decoder</span>) <span class="op">=></span> <span class="kw">match</span> <span class="ident">decoder</span>.<span class="ident">write_all</span>(<span class="kw-2">&</span><span class="ident">data</span>) {
|
||
<span class="prelude-val">Ok</span>(<span class="kw">_</span>) <span class="op">=></span> {
|
||
<span class="ident">decoder</span>.<span class="ident">flush</span>()<span class="question-mark">?</span>;
|
||
<span class="kw">let</span> <span class="ident">b</span> <span class="op">=</span> <span class="ident">decoder</span>.<span class="ident">get_mut</span>().<span class="ident">take</span>();
|
||
<span class="kw">if</span> <span class="op">!</span><span class="ident">b</span>.<span class="ident">is_empty</span>() {
|
||
<span class="prelude-val">Ok</span>(<span class="prelude-val">Some</span>(<span class="ident">b</span>))
|
||
} <span class="kw">else</span> {
|
||
<span class="prelude-val">Ok</span>(<span class="prelude-val">None</span>)
|
||
}
|
||
}
|
||
<span class="prelude-val">Err</span>(<span class="ident">e</span>) <span class="op">=></span> <span class="prelude-val">Err</span>(<span class="ident">e</span>),
|
||
},
|
||
<span class="ident">Decoder</span>::<span class="ident">Identity</span> <span class="op">=></span> <span class="prelude-val">Ok</span>(<span class="prelude-val">Some</span>(<span class="ident">data</span>)),
|
||
}
|
||
}
|
||
}
|
||
</pre>
|
||
</section><section id="search" class="content hidden"></section><section class="footer"></section><aside id="help" class="hidden"><div><h1 class="hidden">Help</h1><div class="shortcuts"><h2>Keyboard Shortcuts</h2><dl><dt><kbd>?</kbd></dt><dd>Show this help dialog</dd><dt><kbd>S</kbd></dt><dd>Focus the search field</dd><dt><kbd>↑</kbd></dt><dd>Move up in search results</dd><dt><kbd>↓</kbd></dt><dd>Move down in search results</dd><dt><kbd>↹</kbd></dt><dd>Switch tab</dd><dt><kbd>⏎</kbd></dt><dd>Go to active search result</dd><dt><kbd>+</kbd></dt><dd>Expand all sections</dd><dt><kbd>-</kbd></dt><dd>Collapse all sections</dd></dl></div><div class="infos"><h2>Search Tricks</h2><p>Prefix searches with a type followed by a colon (e.g. <code>fn:</code>) to restrict the search to a given type.</p><p>Accepted types are: <code>fn</code>, <code>mod</code>, <code>struct</code>, <code>enum</code>, <code>trait</code>, <code>type</code>, <code>macro</code>, and <code>const</code>.</p><p>Search functions by type signature (e.g. <code>vec -> usize</code> or <code>* -> vec</code>)</p><p>Search multiple things at once by splitting your query with comma (e.g. <code>str,u8</code> or <code>String,struct:Vec,test</code>)</p></div></div></aside><script>window.rootPath = "../../../";window.currentCrate = "actix_web";</script><script src="../../../aliases.js"></script><script src="../../../main.js"></script><script defer src="../../../search-index.js"></script></body></html> |