| <!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="API documentation for the Rust `HasServerExtensions` trait in crate `rustls`."><meta name="keywords" content="rust, rustlang, rust-lang, HasServerExtensions"><title>HasServerExtensions in rustls::internal::msgs::handshake - Rust</title><link rel="preload" as="font" type="font/woff2" crossorigin href="../../../../SourceSerif4-Regular.ttf.woff2"><link rel="preload" as="font" type="font/woff2" crossorigin href="../../../../FiraSans-Regular.woff2"><link rel="preload" as="font" type="font/woff2" crossorigin href="../../../../FiraSans-Medium.woff2"><link rel="preload" as="font" type="font/woff2" crossorigin href="../../../../SourceCodePro-Regular.ttf.woff2"><link rel="preload" as="font" type="font/woff2" crossorigin href="../../../../SourceSerif4-Bold.ttf.woff2"><link rel="preload" as="font" type="font/woff2" crossorigin href="../../../../SourceCodePro-Semibold.ttf.woff2"><link rel="stylesheet" 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="sidebar-items.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 trait"><!--[if lte IE 11]><div class="warning">This old browser is unsupported and will most likely display funky things.</div><![endif]--><nav class="mobile-topbar"><button class="sidebar-menu-toggle">☰</button><a class="sidebar-logo" href="../../../../rustls/index.html"><div class="logo-container"><img class="rust-logo" src="../../../../rust-logo.svg" alt="logo"></div></a><h2></h2></nav><nav class="sidebar"><a class="sidebar-logo" href="../../../../rustls/index.html"><div class="logo-container"><img class="rust-logo" src="../../../../rust-logo.svg" alt="logo"></div></a><h2 class="location"><a href="#">HasServerExtensions</a></h2><div class="sidebar-elems"><section><h3><a href="#required-methods">Required Methods</a></h3><ul class="block"><li><a href="#tymethod.get_extensions">get_extensions</a></li></ul><h3><a href="#provided-methods">Provided Methods</a></h3><ul class="block"><li><a href="#method.early_data_extension_offered">early_data_extension_offered</a></li><li><a href="#method.find_extension">find_extension</a></li><li><a href="#method.get_alpn_protocol">get_alpn_protocol</a></li><li><a href="#method.get_quic_params_extension">get_quic_params_extension</a></li><li><a href="#method.has_duplicate_extension">has_duplicate_extension</a></li></ul><h3><a href="#implementors">Implementors</a></h3></section><h2><a href="index.html">In rustls::internal::msgs::handshake</a></h2></div></nav><main><div class="width-limiter"><nav class="sub"><form class="search-form"><div class="search-container"><span></span><input class="search-input" name="search" autocomplete="off" spellcheck="false" placeholder="Click or press ‘S’ to search, ‘?’ for more options…" type="search"><div id="help-button" title="help" tabindex="-1"><a href="../../../../help.html">?</a></div><div id="settings-menu" tabindex="-1"><a href="../../../../settings.html" title="settings"><img width="22" height="22" alt="Change settings" src="../../../../wheel.svg"></a></div></div></form></nav><section id="main-content" class="content"><div class="main-heading"><h1 class="fqn">Trait <a href="../../../index.html">rustls</a>::<wbr><a href="../../index.html">internal</a>::<wbr><a href="../index.html">msgs</a>::<wbr><a href="index.html">handshake</a>::<wbr><a class="trait" href="#">HasServerExtensions</a><button id="copy-path" onclick="copy_path(this)" title="Copy item path to clipboard"><img src="../../../../clipboard.svg" width="19" height="18" alt="Copy item path"></button></h1><span class="out-of-band"><a class="srclink" href="../../../../src/rustls/msgs/handshake.rs.html#1712-1758">source</a> · <a id="toggle-all-docs" href="javascript:void(0)" title="collapse all docs">[<span class="inner">−</span>]</a></span></div><div class="item-decl"><pre class="rust trait"><code>pub trait HasServerExtensions { |
| fn <a href="#tymethod.get_extensions" class="fnname">get_extensions</a>(&self) -> &[<a class="enum" href="enum.ServerExtension.html" title="enum rustls::internal::msgs::handshake::ServerExtension">ServerExtension</a>]; |
| |
| fn <a href="#method.has_duplicate_extension" class="fnname">has_duplicate_extension</a>(&self) -> bool { ... } |
| <span class="item-spacer"></span> fn <a href="#method.find_extension" class="fnname">find_extension</a>(&self, ext: <a class="enum" href="../enums/enum.ExtensionType.html" title="enum rustls::internal::msgs::enums::ExtensionType">ExtensionType</a>) -> Option<&<a class="enum" href="enum.ServerExtension.html" title="enum rustls::internal::msgs::handshake::ServerExtension">ServerExtension</a>> { ... } |
| <span class="item-spacer"></span> fn <a href="#method.get_alpn_protocol" class="fnname">get_alpn_protocol</a>(&self) -> Option<&[u8]> { ... } |
| <span class="item-spacer"></span> fn <a href="#method.get_quic_params_extension" class="fnname">get_quic_params_extension</a>(&self) -> Option<Vec<u8>> { ... } |
| <span class="item-spacer"></span> fn <a href="#method.early_data_extension_offered" class="fnname">early_data_extension_offered</a>(&self) -> bool { ... } |
| }</code></pre></div><h2 id="required-methods" class="small-section-header">Required Methods<a href="#required-methods" class="anchor"></a></h2><div class="methods"><section id="tymethod.get_extensions" class="method has-srclink"><a class="srclink rightside" href="../../../../src/rustls/msgs/handshake.rs.html#1713">source</a><h4 class="code-header">fn <a href="#tymethod.get_extensions" class="fnname">get_extensions</a>(&self) -> &[<a class="enum" href="enum.ServerExtension.html" title="enum rustls::internal::msgs::handshake::ServerExtension">ServerExtension</a>]</h4></section></div><h2 id="provided-methods" class="small-section-header">Provided Methods<a href="#provided-methods" class="anchor"></a></h2><div class="methods"><details class="rustdoc-toggle method-toggle" open><summary><section id="method.has_duplicate_extension" class="method has-srclink"><a class="srclink rightside" href="../../../../src/rustls/msgs/handshake.rs.html#1717-1730">source</a><h4 class="code-header">fn <a href="#method.has_duplicate_extension" class="fnname">has_duplicate_extension</a>(&self) -> bool</h4></section></summary><div class="docblock"><p>Returns true if there is more than one extension of a given |
| type.</p> |
| </div></details><section id="method.find_extension" class="method has-srclink"><a class="srclink rightside" href="../../../../src/rustls/msgs/handshake.rs.html#1732-1736">source</a><h4 class="code-header">fn <a href="#method.find_extension" class="fnname">find_extension</a>(&self, ext: <a class="enum" href="../enums/enum.ExtensionType.html" title="enum rustls::internal::msgs::enums::ExtensionType">ExtensionType</a>) -> Option<&<a class="enum" href="enum.ServerExtension.html" title="enum rustls::internal::msgs::handshake::ServerExtension">ServerExtension</a>></h4></section><section id="method.get_alpn_protocol" class="method has-srclink"><a class="srclink rightside" href="../../../../src/rustls/msgs/handshake.rs.html#1738-1744">source</a><h4 class="code-header">fn <a href="#method.get_alpn_protocol" class="fnname">get_alpn_protocol</a>(&self) -> Option<&[u8]></h4></section><section id="method.get_quic_params_extension" class="method has-srclink"><a class="srclink rightside" href="../../../../src/rustls/msgs/handshake.rs.html#1746-1752">source</a><h4 class="code-header">fn <a href="#method.get_quic_params_extension" class="fnname">get_quic_params_extension</a>(&self) -> Option<Vec<u8>></h4></section><section id="method.early_data_extension_offered" class="method has-srclink"><a class="srclink rightside" href="../../../../src/rustls/msgs/handshake.rs.html#1754-1757">source</a><h4 class="code-header">fn <a href="#method.early_data_extension_offered" class="fnname">early_data_extension_offered</a>(&self) -> bool</h4></section></div><h2 id="implementors" class="small-section-header">Implementors<a href="#implementors" class="anchor"></a></h2><div id="implementors-list"><section id="impl-HasServerExtensions-for-ServerHelloPayload" class="impl has-srclink"><a class="srclink rightside" href="../../../../src/rustls/msgs/handshake.rs.html#1223-1227">source</a><a href="#impl-HasServerExtensions-for-ServerHelloPayload" class="anchor"></a><h3 class="code-header">impl <a class="trait" href="trait.HasServerExtensions.html" title="trait rustls::internal::msgs::handshake::HasServerExtensions">HasServerExtensions</a> for <a class="struct" href="struct.ServerHelloPayload.html" title="struct rustls::internal::msgs::handshake::ServerHelloPayload">ServerHelloPayload</a></h3></section><section id="impl-HasServerExtensions-for-EncryptedExtensions" class="impl has-srclink"><a class="srclink rightside" href="../../../../src/rustls/msgs/handshake.rs.html#1760-1764">source</a><a href="#impl-HasServerExtensions-for-EncryptedExtensions" class="anchor"></a><h3 class="code-header">impl <a class="trait" href="trait.HasServerExtensions.html" title="trait rustls::internal::msgs::handshake::HasServerExtensions">HasServerExtensions</a> for <a class="type" href="type.EncryptedExtensions.html" title="type rustls::internal::msgs::handshake::EncryptedExtensions">EncryptedExtensions</a></h3></section></div><script src="../../../../implementors/rustls/msgs/handshake/trait.HasServerExtensions.js" async></script></section></div></main><div id="rustdoc-vars" data-root-path="../../../../" data-current-crate="rustls" data-themes="ayu,dark,light" data-resource-suffix="" data-rustdoc-version="1.66.0-nightly (5c8bff74b 2022-10-21)" ></div></body></html> |
