| <!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/git/checkouts/incubator-teaclave-crates-c8106113f74feefc/ede1f68/rustls-0.19.1/rustls/src/pemfile.rs`."><meta name="keywords" content="rust, rustlang, rust-lang"><title>pemfile.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="../../rustls/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="../../rustls/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><span class="kw">crate</span>::key; |
| <span class="kw">use </span>base64; |
| <span class="kw">use </span>std::io; |
| |
| <span class="doccomment">/// Extract and decode all PEM sections from `rd`, which begin with `start_mark` |
| /// and end with `end_mark`. Apply the functor `f` to each decoded buffer, |
| /// and return a Vec of `f`'s return values. |
| </span><span class="kw">fn </span>extract<A>( |
| rd: <span class="kw-2">&mut </span><span class="kw">dyn </span>io::BufRead, |
| start_mark: <span class="kw-2">&</span>str, |
| end_mark: <span class="kw-2">&</span>str, |
| f: <span class="kw-2">&</span><span class="kw">dyn </span>Fn(Vec<u8>) -> A, |
| ) -> <span class="prelude-ty">Result</span><Vec<A>, ()> { |
| <span class="kw">let </span><span class="kw-2">mut </span>ders = Vec::new(); |
| <span class="kw">let </span><span class="kw-2">mut </span>b64buf = String::new(); |
| <span class="kw">let </span><span class="kw-2">mut </span>take_base64 = <span class="bool-val">false</span>; |
| |
| <span class="kw">let </span><span class="kw-2">mut </span>raw_line = Vec::<u8>::new(); |
| <span class="kw">loop </span>{ |
| raw_line.clear(); |
| <span class="kw">let </span>len = rd |
| .read_until(<span class="string">b'\n'</span>, <span class="kw-2">&mut </span>raw_line) |
| .map_err(|<span class="kw">_</span>| ())<span class="question-mark">?</span>; |
| |
| <span class="kw">if </span>len == <span class="number">0 </span>{ |
| <span class="kw">return </span><span class="prelude-val">Ok</span>(ders); |
| } |
| <span class="kw">let </span>line = String::from_utf8_lossy(<span class="kw-2">&</span>raw_line); |
| |
| <span class="kw">if </span>line.starts_with(start_mark) { |
| take_base64 = <span class="bool-val">true</span>; |
| <span class="kw">continue</span>; |
| } |
| |
| <span class="kw">if </span>line.starts_with(end_mark) { |
| take_base64 = <span class="bool-val">false</span>; |
| <span class="kw">let </span>der = base64::decode(<span class="kw-2">&</span>b64buf).map_err(|<span class="kw">_</span>| ())<span class="question-mark">?</span>; |
| ders.push(f(der)); |
| b64buf = String::new(); |
| <span class="kw">continue</span>; |
| } |
| |
| <span class="kw">if </span>take_base64 { |
| b64buf.push_str(line.trim()); |
| } |
| } |
| } |
| |
| <span class="doccomment">/// Extract all the certificates from rd, and return a vec of `key::Certificate`s |
| /// containing the der-format contents. |
| </span><span class="kw">pub fn </span>certs(rd: <span class="kw-2">&mut </span><span class="kw">dyn </span>io::BufRead) -> <span class="prelude-ty">Result</span><Vec<key::Certificate>, ()> { |
| extract( |
| rd, |
| <span class="string">"-----BEGIN CERTIFICATE-----"</span>, |
| <span class="string">"-----END CERTIFICATE-----"</span>, |
| <span class="kw-2">&</span>|v| key::Certificate(v), |
| ) |
| } |
| |
| <span class="doccomment">/// Extract all RSA private keys from rd, and return a vec of `key::PrivateKey`s |
| /// containing the der-format contents. |
| </span><span class="kw">pub fn </span>rsa_private_keys(rd: <span class="kw-2">&mut </span><span class="kw">dyn </span>io::BufRead) -> <span class="prelude-ty">Result</span><Vec<key::PrivateKey>, ()> { |
| extract( |
| rd, |
| <span class="string">"-----BEGIN RSA PRIVATE KEY-----"</span>, |
| <span class="string">"-----END RSA PRIVATE KEY-----"</span>, |
| <span class="kw-2">&</span>|v| key::PrivateKey(v), |
| ) |
| } |
| |
| <span class="doccomment">/// Extract all PKCS8-encoded private keys from rd, and return a vec of |
| /// `key::PrivateKey`s containing the der-format contents. |
| </span><span class="kw">pub fn </span>pkcs8_private_keys(rd: <span class="kw-2">&mut </span><span class="kw">dyn </span>io::BufRead) -> <span class="prelude-ty">Result</span><Vec<key::PrivateKey>, ()> { |
| extract( |
| rd, |
| <span class="string">"-----BEGIN PRIVATE KEY-----"</span>, |
| <span class="string">"-----END PRIVATE KEY-----"</span>, |
| <span class="kw-2">&</span>|v| key::PrivateKey(v), |
| ) |
| } |
| </code></pre></div> |
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