| <!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 of the Rust file `/root/.cargo/registry/src/github.com-1ecc6299db9ec823/h2-0.3.19/src/frame/go_away.rs`."><meta name="keywords" content="rust, rustlang, rust-lang"><title>go_away.rs - source</title><link rel="preload" as="font" type="font/woff2" crossorigin href="../../../SourceSerif4-Regular.ttf.woff2"><link rel="preload" as="font" type="font/woff2" crossorigin href="../../../FiraSans-Regular.woff2"><link rel="preload" as="font" type="font/woff2" crossorigin href="../../../FiraSans-Medium.woff2"><link rel="preload" as="font" type="font/woff2" crossorigin href="../../../SourceCodePro-Regular.ttf.woff2"><link rel="preload" as="font" type="font/woff2" crossorigin href="../../../SourceSerif4-Bold.ttf.woff2"><link rel="preload" as="font" type="font/woff2" crossorigin href="../../../SourceCodePro-Semibold.ttf.woff2"><link rel="stylesheet" href="../../../normalize.css"><link rel="stylesheet" href="../../../rustdoc.css" id="mainThemeStyle"><link rel="stylesheet" href="../../../ayu.css" disabled><link rel="stylesheet" href="../../../dark.css" disabled><link rel="stylesheet" href="../../../light.css" id="themeStyle"><script id="default-settings" ></script><script src="../../../storage.js"></script><script defer src="../../../source-script.js"></script><script defer src="../../../source-files.js"></script><script defer src="../../../main.js"></script><noscript><link rel="stylesheet" href="../../../noscript.css"></noscript><link rel="alternate icon" type="image/png" href="../../../favicon-16x16.png"><link rel="alternate icon" type="image/png" href="../../../favicon-32x32.png"><link rel="icon" type="image/svg+xml" href="../../../favicon.svg"></head><body class="rustdoc source"><!--[if lte IE 11]><div class="warning">This old browser is unsupported and will most likely display funky things.</div><![endif]--><nav class="sidebar"><a class="sidebar-logo" href="../../../h2/index.html"><div class="logo-container"><img class="rust-logo" src="../../../rust-logo.svg" alt="logo"></div></a></nav><main><div class="width-limiter"><nav class="sub"><a class="sub-logo-container" href="../../../h2/index.html"><img class="rust-logo" src="../../../rust-logo.svg" alt="logo"></a><form class="search-form"><div class="search-container"><span></span><input class="search-input" name="search" autocomplete="off" spellcheck="false" placeholder="Click or press ‘S’ to search, ‘?’ for more options…" type="search"><div id="help-button" title="help" tabindex="-1"><a href="../../../help.html">?</a></div><div id="settings-menu" tabindex="-1"><a href="../../../settings.html" title="settings"><img width="22" height="22" alt="Change settings" src="../../../wheel.svg"></a></div></div></form></nav><section id="main-content" class="content"><div class="example-wrap"><pre class="src-line-numbers"><span id="1">1</span> |
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| </pre><pre class="rust"><code><span class="kw">use </span>std::fmt; |
| |
| <span class="kw">use </span>bytes::{BufMut, Bytes}; |
| |
| <span class="kw">use </span><span class="kw">crate</span>::frame::{<span class="self">self</span>, Error, Head, Kind, Reason, StreamId}; |
| |
| <span class="attribute">#[derive(Clone, Eq, PartialEq)] |
| </span><span class="kw">pub struct </span>GoAway { |
| last_stream_id: StreamId, |
| error_code: Reason, |
| debug_data: Bytes, |
| } |
| |
| <span class="kw">impl </span>GoAway { |
| <span class="kw">pub fn </span>new(last_stream_id: StreamId, reason: Reason) -> <span class="self">Self </span>{ |
| GoAway { |
| last_stream_id, |
| error_code: reason, |
| debug_data: Bytes::new(), |
| } |
| } |
| |
| <span class="kw">pub fn </span>with_debug_data(last_stream_id: StreamId, reason: Reason, debug_data: Bytes) -> <span class="self">Self </span>{ |
| <span class="self">Self </span>{ |
| last_stream_id, |
| error_code: reason, |
| debug_data, |
| } |
| } |
| |
| <span class="kw">pub fn </span>last_stream_id(<span class="kw-2">&</span><span class="self">self</span>) -> StreamId { |
| <span class="self">self</span>.last_stream_id |
| } |
| |
| <span class="kw">pub fn </span>reason(<span class="kw-2">&</span><span class="self">self</span>) -> Reason { |
| <span class="self">self</span>.error_code |
| } |
| |
| <span class="kw">pub fn </span>debug_data(<span class="kw-2">&</span><span class="self">self</span>) -> <span class="kw-2">&</span>Bytes { |
| <span class="kw-2">&</span><span class="self">self</span>.debug_data |
| } |
| |
| <span class="kw">pub fn </span>load(payload: <span class="kw-2">&</span>[u8]) -> <span class="prelude-ty">Result</span><GoAway, Error> { |
| <span class="kw">if </span>payload.len() < <span class="number">8 </span>{ |
| <span class="kw">return </span><span class="prelude-val">Err</span>(Error::BadFrameSize); |
| } |
| |
| <span class="kw">let </span>(last_stream_id, <span class="kw">_</span>) = StreamId::parse(<span class="kw-2">&</span>payload[..<span class="number">4</span>]); |
| <span class="kw">let </span>error_code = <span class="macro">unpack_octets_4!</span>(payload, <span class="number">4</span>, u32); |
| <span class="kw">let </span>debug_data = Bytes::copy_from_slice(<span class="kw-2">&</span>payload[<span class="number">8</span>..]); |
| |
| <span class="prelude-val">Ok</span>(GoAway { |
| last_stream_id, |
| error_code: error_code.into(), |
| debug_data, |
| }) |
| } |
| |
| <span class="kw">pub fn </span>encode<B: BufMut>(<span class="kw-2">&</span><span class="self">self</span>, dst: <span class="kw-2">&mut </span>B) { |
| <span class="macro">tracing::trace!</span>(<span class="string">"encoding GO_AWAY; code={:?}"</span>, <span class="self">self</span>.error_code); |
| <span class="kw">let </span>head = Head::new(Kind::GoAway, <span class="number">0</span>, StreamId::zero()); |
| head.encode(<span class="number">8 </span>+ <span class="self">self</span>.debug_data.len(), dst); |
| dst.put_u32(<span class="self">self</span>.last_stream_id.into()); |
| dst.put_u32(<span class="self">self</span>.error_code.into()); |
| dst.put(<span class="self">self</span>.debug_data.slice(..)); |
| } |
| } |
| |
| <span class="kw">impl</span><B> From<GoAway> <span class="kw">for </span>frame::Frame<B> { |
| <span class="kw">fn </span>from(src: GoAway) -> <span class="self">Self </span>{ |
| frame::Frame::GoAway(src) |
| } |
| } |
| |
| <span class="kw">impl </span>fmt::Debug <span class="kw">for </span>GoAway { |
| <span class="kw">fn </span>fmt(<span class="kw-2">&</span><span class="self">self</span>, f: <span class="kw-2">&mut </span>fmt::Formatter<<span class="lifetime">'_</span>>) -> fmt::Result { |
| <span class="kw">let </span><span class="kw-2">mut </span>builder = f.debug_struct(<span class="string">"GoAway"</span>); |
| builder.field(<span class="string">"error_code"</span>, <span class="kw-2">&</span><span class="self">self</span>.error_code); |
| builder.field(<span class="string">"last_stream_id"</span>, <span class="kw-2">&</span><span class="self">self</span>.last_stream_id); |
| |
| <span class="kw">if </span>!<span class="self">self</span>.debug_data.is_empty() { |
| builder.field(<span class="string">"debug_data"</span>, <span class="kw-2">&</span><span class="self">self</span>.debug_data); |
| } |
| |
| builder.finish() |
| } |
| } |
| </code></pre></div> |
| </section></div></main><div id="rustdoc-vars" data-root-path="../../../" data-current-crate="h2" data-themes="ayu,dark,light" data-resource-suffix="" data-rustdoc-version="1.66.0-nightly (5c8bff74b 2022-10-21)" ></div></body></html> |
