Files
rapr-rs/docs/openssl/hash/struct.Hasher.html
T
2021-03-14 20:06:11 +00:00

77 lines
41 KiB
HTML
Raw Blame History

This file contains ambiguous Unicode characters
This file contains Unicode characters that might be confused with other characters. If you think that this is intentional, you can safely ignore this warning. Use the Escape button to reveal them.
<!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 `Hasher` struct in crate `openssl`."><meta name="keywords" content="rust, rustlang, rust-lang, Hasher"><title>openssl::hash::Hasher - Rust</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="../../light.css" id="themeStyle"><link rel="stylesheet" type="text/css" href="../../dark.css" disabled ><link rel="stylesheet" type="text/css" href="../../ayu.css" disabled ><script id="default-settings"></script><script src="../../storage.js"></script><noscript><link rel="stylesheet" href="../../noscript.css"></noscript><link rel="icon" type="image/svg+xml" href="../../favicon.svg">
<link rel="alternate icon" type="image/png" href="../../favicon-16x16.png">
<link rel="alternate icon" type="image/png" href="../../favicon-32x32.png"><style type="text/css">#crate-search{background-image:url("../../down-arrow.svg");}</style></head><body class="rustdoc struct"><!--[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">&#9776;</div><a href='../../openssl/index.html'><div class='logo-container rust-logo'><img src='../../rust-logo.png' alt='logo'></div></a><p class="location">Struct Hasher</p><div class="sidebar-elems"><div class="block items"><a class="sidebar-title" href="#implementations">Methods</a><div class="sidebar-links"><a href="#method.finish">finish</a><a href="#method.finish_xof">finish_xof</a><a href="#method.new">new</a><a href="#method.update">update</a></div><a class="sidebar-title" href="#trait-implementations">Trait Implementations</a><div class="sidebar-links"><a href="#impl-Clone">Clone</a><a href="#impl-Drop">Drop</a><a href="#impl-Send">Send</a><a href="#impl-Sync">Sync</a><a href="#impl-Write">Write</a></div><a class="sidebar-title" href="#synthetic-implementations">Auto Trait Implementations</a><div class="sidebar-links"><a href="#impl-RefUnwindSafe">RefUnwindSafe</a><a href="#impl-Unpin">Unpin</a><a href="#impl-UnwindSafe">UnwindSafe</a></div><a class="sidebar-title" href="#blanket-implementations">Blanket Implementations</a><div class="sidebar-links"><a href="#impl-Any">Any</a><a href="#impl-Borrow%3CT%3E">Borrow&lt;T&gt;</a><a href="#impl-BorrowMut%3CT%3E">BorrowMut&lt;T&gt;</a><a href="#impl-From%3CT%3E">From&lt;T&gt;</a><a href="#impl-Into%3CU%3E">Into&lt;U&gt;</a><a href="#impl-ToOwned">ToOwned</a><a href="#impl-TryFrom%3CU%3E">TryFrom&lt;U&gt;</a><a href="#impl-TryInto%3CU%3E">TryInto&lt;U&gt;</a></div></div><p class="location"><a href="../index.html">openssl</a>::<wbr><a href="index.html">hash</a></p><script>window.sidebarCurrent = {name: "Hasher", ty: "struct", relpath: ""};</script><script defer src="sidebar-items.js"></script></div></nav><div class="theme-picker"><button id="theme-picker" aria-label="Pick another theme!" aria-haspopup="menu"><img src="../../brush.svg" width="18" alt="Pick another theme!"></button><div id="theme-choices" role="menu"></div></div><script src="../../theme.js"></script><nav class="sub"><form class="search-form"><div class="search-container"><div><select id="crate-search"><option value="All crates">All crates</option></select><input class="search-input" name="search" disabled autocomplete="off" spellcheck="false" placeholder="Click or press S to search, ? for more options…" type="search"></div><button type="button" class="help-button">?</button>
<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"><h1 class="fqn"><span class="out-of-band"><span id="render-detail"><a id="toggle-all-docs" href="javascript:void(0)" title="collapse all docs">[<span class="inner">&#x2212;</span>]</a></span><a class="srclink" href="../../src/openssl/hash.rs.html#218-223" title="goto source code">[src]</a></span><span class="in-band">Struct <a href="../index.html">openssl</a>::<wbr><a href="index.html">hash</a>::<wbr><a class="struct" href="">Hasher</a></span></h1><div class="docblock type-decl hidden-by-usual-hider"><pre class="rust struct">pub struct Hasher { /* fields omitted */ }</pre></div><div class="docblock"><p>Provides message digest (hash) computation.</p>
<h1 id="examples" class="section-header"><a href="#examples">Examples</a></h1>
<p>Calculate a hash in one go:</p>
<div class="example-wrap"><pre class="rust rust-example-rendered">
<span class="kw">use</span> <span class="ident">openssl</span>::<span class="ident">hash</span>::{<span class="ident">hash</span>, <span class="ident">MessageDigest</span>};
<span class="kw">let</span> <span class="ident">data</span> <span class="op">=</span> <span class="string">b&quot;\x42\xF4\x97\xE0&quot;</span>;
<span class="kw">let</span> <span class="ident">spec</span> <span class="op">=</span> <span class="string">b&quot;\x7c\x43\x0f\x17\x8a\xef\xdf\x14\x87\xfe\xe7\x14\x4e\x96\x41\xe2&quot;</span>;
<span class="kw">let</span> <span class="ident">res</span> <span class="op">=</span> <span class="ident">hash</span>(<span class="ident">MessageDigest</span>::<span class="ident">md5</span>(), <span class="ident">data</span>).<span class="ident">unwrap</span>();
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="kw-2">&amp;</span><span class="kw-2">*</span><span class="ident">res</span>, <span class="ident">spec</span>);</pre></div>
<p>Supply the input in chunks:</p>
<div class="example-wrap"><pre class="rust rust-example-rendered">
<span class="kw">use</span> <span class="ident">openssl</span>::<span class="ident">hash</span>::{<span class="ident">Hasher</span>, <span class="ident">MessageDigest</span>};
<span class="kw">let</span> <span class="ident">data</span> <span class="op">=</span> [<span class="string">b&quot;\x42\xF4&quot;</span>, <span class="string">b&quot;\x97\xE0&quot;</span>];
<span class="kw">let</span> <span class="ident">spec</span> <span class="op">=</span> <span class="string">b&quot;\x7c\x43\x0f\x17\x8a\xef\xdf\x14\x87\xfe\xe7\x14\x4e\x96\x41\xe2&quot;</span>;
<span class="kw">let</span> <span class="kw-2">mut</span> <span class="ident">h</span> <span class="op">=</span> <span class="ident">Hasher</span>::<span class="ident">new</span>(<span class="ident">MessageDigest</span>::<span class="ident">md5</span>()).<span class="ident">unwrap</span>();
<span class="ident">h</span>.<span class="ident">update</span>(<span class="ident">data</span>[<span class="number">0</span>]).<span class="ident">unwrap</span>();
<span class="ident">h</span>.<span class="ident">update</span>(<span class="ident">data</span>[<span class="number">1</span>]).<span class="ident">unwrap</span>();
<span class="kw">let</span> <span class="ident">res</span> <span class="op">=</span> <span class="ident">h</span>.<span class="ident">finish</span>().<span class="ident">unwrap</span>();
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="kw-2">&amp;</span><span class="kw-2">*</span><span class="ident">res</span>, <span class="ident">spec</span>);</pre></div>
<p>Use an XOF hasher (OpenSSL 1.1.1+):</p>
<div class="example-wrap"><pre class="rust rust-example-rendered">
<span class="attribute">#[<span class="ident">cfg</span>(<span class="ident">ossl111</span>)]</span>
{
<span class="kw">use</span> <span class="ident">openssl</span>::<span class="ident">hash</span>::{<span class="ident">hash_xof</span>, <span class="ident">MessageDigest</span>};
<span class="kw">let</span> <span class="ident">data</span> <span class="op">=</span> <span class="string">b&quot;\x41\x6c\x6c\x20\x79\x6f\x75\x72\x20\x62\x61\x73\x65\x20\x61\x72\x65\x20\x62\x65\x6c\x6f\x6e\x67\x20\x74\x6f\x20\x75\x73&quot;</span>;
<span class="kw">let</span> <span class="ident">spec</span> <span class="op">=</span> <span class="string">b&quot;\x49\xd0\x69\x7f\xf5\x08\x11\x1d\x8b\x84\xf1\x5e\x46\xda\xf1\x35&quot;</span>;
<span class="kw">let</span> <span class="kw-2">mut</span> <span class="ident">buf</span> <span class="op">=</span> <span class="macro">vec</span><span class="macro">!</span>[<span class="number">0</span>; <span class="number">16</span>];
<span class="ident">hash_xof</span>(<span class="ident">MessageDigest</span>::<span class="ident">shake_128</span>(), <span class="ident">data</span>, <span class="ident">buf</span>.<span class="ident">as_mut_slice</span>()).<span class="ident">unwrap</span>();
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="ident">buf</span>, <span class="ident">spec</span>);
}</pre></div>
<h1 id="warning" class="section-header"><a href="#warning">Warning</a></h1>
<p>Don't actually use MD5 and SHA-1 hashes, they're not secure anymore.</p>
<p>Don't ever hash passwords, use the functions in the <code>pkcs5</code> module or bcrypt/scrypt instead.</p>
<p>For extendable output functions (XOFs, i.e. SHAKE128/SHAKE256), you must use finish_xof instead
of finish and provide a buf to store the hash. The hash will be as long as the buf.</p>
</div><h2 id="implementations" class="small-section-header">Implementations<a href="#implementations" class="anchor"></a></h2><h3 id="impl" class="impl"><code class="in-band">impl <a class="struct" href="../../openssl/hash/struct.Hasher.html" title="struct openssl::hash::Hasher">Hasher</a></code><a href="#impl" class="anchor"></a><a class="srclink" href="../../src/openssl/hash.rs.html#228-314" title="goto source code">[src]</a></h3><div class="impl-items"><h4 id="method.new" class="method"><code>pub fn <a href="#method.new" class="fnname">new</a>(ty: <a class="struct" href="../../openssl/hash/struct.MessageDigest.html" title="struct openssl::hash::MessageDigest">MessageDigest</a>) -&gt; <a class="enum" href="https://doc.rust-lang.org/nightly/core/result/enum.Result.html" title="enum core::result::Result">Result</a>&lt;<a class="struct" href="../../openssl/hash/struct.Hasher.html" title="struct openssl::hash::Hasher">Hasher</a>, <a class="struct" href="../../openssl/error/struct.ErrorStack.html" title="struct openssl::error::ErrorStack">ErrorStack</a>&gt;</code><a class="srclink" href="../../src/openssl/hash.rs.html#230-243" title="goto source code">[src]</a></h4><div class="docblock"><p>Creates a new <code>Hasher</code> with the specified hash type.</p>
</div><h4 id="method.update" class="method"><code>pub fn <a href="#method.update" class="fnname">update</a>(&amp;mut self, data: <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.slice.html">&amp;[</a><a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.u8.html">u8</a><a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.slice.html">]</a>) -&gt; <a class="enum" href="https://doc.rust-lang.org/nightly/core/result/enum.Result.html" title="enum core::result::Result">Result</a>&lt;<a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.unit.html">()</a>, <a class="struct" href="../../openssl/error/struct.ErrorStack.html" title="struct openssl::error::ErrorStack">ErrorStack</a>&gt;</code><a class="srclink" href="../../src/openssl/hash.rs.html#261-274" title="goto source code">[src]</a></h4><div class="docblock"><p>Feeds data into the hasher.</p>
</div><h4 id="method.finish" class="method"><code>pub fn <a href="#method.finish" class="fnname">finish</a>(&amp;mut self) -&gt; <a class="enum" href="https://doc.rust-lang.org/nightly/core/result/enum.Result.html" title="enum core::result::Result">Result</a>&lt;<a class="struct" href="../../openssl/hash/struct.DigestBytes.html" title="struct openssl::hash::DigestBytes">DigestBytes</a>, <a class="struct" href="../../openssl/error/struct.ErrorStack.html" title="struct openssl::error::ErrorStack">ErrorStack</a>&gt;</code><a class="srclink" href="../../src/openssl/hash.rs.html#277-295" title="goto source code">[src]</a></h4><div class="docblock"><p>Returns the hash of the data written and resets the non-XOF hasher.</p>
</div><h4 id="method.finish_xof" class="method"><code>pub fn <a href="#method.finish_xof" class="fnname">finish_xof</a>(&amp;mut self, buf: <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.slice.html">&amp;mut [</a><a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.u8.html">u8</a><a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.slice.html">]</a>) -&gt; <a class="enum" href="https://doc.rust-lang.org/nightly/core/result/enum.Result.html" title="enum core::result::Result">Result</a>&lt;<a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.unit.html">()</a>, <a class="struct" href="../../openssl/error/struct.ErrorStack.html" title="struct openssl::error::ErrorStack">ErrorStack</a>&gt;</code><a class="srclink" href="../../src/openssl/hash.rs.html#300-313" title="goto source code">[src]</a></h4><div class="docblock"><p>Writes the hash of the data into the supplied buf and resets the XOF hasher.
The hash will be as long as the buf.</p>
</div></div><h2 id="trait-implementations" class="small-section-header">Trait Implementations<a href="#trait-implementations" class="anchor"></a></h2><div id="trait-implementations-list"><h3 id="impl-Clone" class="impl"><code class="in-band">impl <a class="trait" href="https://doc.rust-lang.org/nightly/core/clone/trait.Clone.html" title="trait core::clone::Clone">Clone</a> for <a class="struct" href="../../openssl/hash/struct.Hasher.html" title="struct openssl::hash::Hasher">Hasher</a></code><a href="#impl-Clone" class="anchor"></a><a class="srclink" href="../../src/openssl/hash.rs.html#328-344" title="goto source code">[src]</a></h3><div class="impl-items"><h4 id="method.clone" class="method hidden"><code>fn <a href="https://doc.rust-lang.org/nightly/core/clone/trait.Clone.html#tymethod.clone" class="fnname">clone</a>(&amp;self) -&gt; <a class="struct" href="../../openssl/hash/struct.Hasher.html" title="struct openssl::hash::Hasher">Hasher</a><span class="notable-traits"><span class="notable-traits-tooltip"><div class="notable-traits-tooltiptext"><span class="docblock"><h3 class="notable">Notable traits for <a class="struct" href="../../openssl/hash/struct.Hasher.html" title="struct openssl::hash::Hasher">Hasher</a></h3><code class="content"><span class="where fmt-newline">impl <a class="trait" href="https://doc.rust-lang.org/nightly/std/io/trait.Write.html" title="trait std::io::Write">Write</a> for <a class="struct" href="../../openssl/hash/struct.Hasher.html" title="struct openssl::hash::Hasher">Hasher</a></span></code></span></div></span></span></code><a class="srclink" href="../../src/openssl/hash.rs.html#329-343" title="goto source code">[src]</a></h4><div class='docblock hidden'><p>Returns a copy of the value. <a href="https://doc.rust-lang.org/nightly/core/clone/trait.Clone.html#tymethod.clone">Read more</a></p>
</div><h4 id="method.clone_from" class="method hidden"><code>pub fn <a href="https://doc.rust-lang.org/nightly/core/clone/trait.Clone.html#method.clone_from" class="fnname">clone_from</a>(&amp;mut self, source: <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.reference.html">&amp;</a>Self)</code><span class="since" title="Stable since Rust version 1.0.0">1.0.0</span><a class="srclink" href="https://doc.rust-lang.org/nightly/src/core/clone.rs.html#128-130" title="goto source code">[src]</a></h4><div class='docblock hidden'><p>Performs copy-assignment from <code>source</code>. <a href="https://doc.rust-lang.org/nightly/core/clone/trait.Clone.html#method.clone_from">Read more</a></p>
</div></div><h3 id="impl-Drop" class="impl"><code class="in-band">impl <a class="trait" href="https://doc.rust-lang.org/nightly/core/ops/drop/trait.Drop.html" title="trait core::ops::drop::Drop">Drop</a> for <a class="struct" href="../../openssl/hash/struct.Hasher.html" title="struct openssl::hash::Hasher">Hasher</a></code><a href="#impl-Drop" class="anchor"></a><a class="srclink" href="../../src/openssl/hash.rs.html#346-355" title="goto source code">[src]</a></h3><div class="impl-items"><h4 id="method.drop" class="method hidden"><code>fn <a href="https://doc.rust-lang.org/nightly/core/ops/drop/trait.Drop.html#tymethod.drop" class="fnname">drop</a>(&amp;mut self)</code><a class="srclink" href="../../src/openssl/hash.rs.html#347-354" title="goto source code">[src]</a></h4><div class='docblock hidden'><p>Executes the destructor for this type. <a href="https://doc.rust-lang.org/nightly/core/ops/drop/trait.Drop.html#tymethod.drop">Read more</a></p>
</div></div><h3 id="impl-Send" class="impl"><code class="in-band">impl <a class="trait" href="https://doc.rust-lang.org/nightly/core/marker/trait.Send.html" title="trait core::marker::Send">Send</a> for <a class="struct" href="../../openssl/hash/struct.Hasher.html" title="struct openssl::hash::Hasher">Hasher</a></code><a href="#impl-Send" class="anchor"></a><a class="srclink" href="../../src/openssl/hash.rs.html#226" title="goto source code">[src]</a></h3><div class="impl-items"></div><h3 id="impl-Sync" class="impl"><code class="in-band">impl <a class="trait" href="https://doc.rust-lang.org/nightly/core/marker/trait.Sync.html" title="trait core::marker::Sync">Sync</a> for <a class="struct" href="../../openssl/hash/struct.Hasher.html" title="struct openssl::hash::Hasher">Hasher</a></code><a href="#impl-Sync" class="anchor"></a><a class="srclink" href="../../src/openssl/hash.rs.html#225" title="goto source code">[src]</a></h3><div class="impl-items"></div><h3 id="impl-Write" class="impl"><code class="in-band">impl <a class="trait" href="https://doc.rust-lang.org/nightly/std/io/trait.Write.html" title="trait std::io::Write">Write</a> for <a class="struct" href="../../openssl/hash/struct.Hasher.html" title="struct openssl::hash::Hasher">Hasher</a></code><a href="#impl-Write" class="anchor"></a><a class="srclink" href="../../src/openssl/hash.rs.html#316-326" title="goto source code">[src]</a></h3><div class="impl-items"><h4 id="method.write" class="method hidden"><code>fn <a href="https://doc.rust-lang.org/nightly/std/io/trait.Write.html#tymethod.write" class="fnname">write</a>(&amp;mut self, buf: <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.slice.html">&amp;[</a><a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.u8.html">u8</a><a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.slice.html">]</a>) -&gt; <a class="type" href="https://doc.rust-lang.org/nightly/std/io/error/type.Result.html" title="type std::io::error::Result">Result</a>&lt;<a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.usize.html">usize</a>&gt;</code><a class="srclink" href="../../src/openssl/hash.rs.html#318-321" title="goto source code">[src]</a></h4><div class='docblock hidden'><p>Write a buffer into this writer, returning how many bytes were written. <a href="https://doc.rust-lang.org/nightly/std/io/trait.Write.html#tymethod.write">Read more</a></p>
</div><h4 id="method.flush" class="method hidden"><code>fn <a href="https://doc.rust-lang.org/nightly/std/io/trait.Write.html#tymethod.flush" class="fnname">flush</a>(&amp;mut self) -&gt; <a class="type" href="https://doc.rust-lang.org/nightly/std/io/error/type.Result.html" title="type std::io::error::Result">Result</a>&lt;<a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.unit.html">()</a>&gt;</code><a class="srclink" href="../../src/openssl/hash.rs.html#323-325" title="goto source code">[src]</a></h4><div class='docblock hidden'><p>Flush this output stream, ensuring that all intermediately buffered
contents reach their destination. <a href="https://doc.rust-lang.org/nightly/std/io/trait.Write.html#tymethod.flush">Read more</a></p>
</div><h4 id="method.write_vectored" class="method hidden"><code>pub fn <a href="https://doc.rust-lang.org/nightly/std/io/trait.Write.html#method.write_vectored" class="fnname">write_vectored</a>(&amp;mut self, bufs: <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.slice.html">&amp;[</a><a class="struct" href="https://doc.rust-lang.org/nightly/std/io/struct.IoSlice.html" title="struct std::io::IoSlice">IoSlice</a>&lt;'_&gt;<a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.slice.html">]</a>) -&gt; <a class="enum" href="https://doc.rust-lang.org/nightly/core/result/enum.Result.html" title="enum core::result::Result">Result</a>&lt;<a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.usize.html">usize</a>, <a class="struct" href="https://doc.rust-lang.org/nightly/std/io/error/struct.Error.html" title="struct std::io::error::Error">Error</a>&gt;</code><span class="since" title="Stable since Rust version 1.36.0">1.36.0</span><a class="srclink" href="https://doc.rust-lang.org/nightly/src/std/io/mod.rs.html#1304-1306" title="goto source code">[src]</a></h4><div class='docblock hidden'><p>Like <a href="https://doc.rust-lang.org/nightly/std/io/trait.Write.html#tymethod.write"><code>write</code></a>, except that it writes from a slice of buffers. <a href="https://doc.rust-lang.org/nightly/std/io/trait.Write.html#method.write_vectored">Read more</a></p>
</div><h4 id="method.is_write_vectored" class="method hidden"><code>pub fn <a href="https://doc.rust-lang.org/nightly/std/io/trait.Write.html#method.is_write_vectored" class="fnname">is_write_vectored</a>(&amp;self) -&gt; <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.bool.html">bool</a></code><a class="srclink" href="https://doc.rust-lang.org/nightly/src/std/io/mod.rs.html#1319-1321" title="goto source code">[src]</a></h4><div class="item-info hidden"><div class="stab unstable"><span class="emoji">🔬</span> This is a nightly-only experimental API. (<code>can_vector</code>)</div></div><div class='docblock hidden'><p>Determines if this <code>Write</code>r has an efficient <a href="https://doc.rust-lang.org/nightly/std/io/trait.Write.html#method.write_vectored"><code>write_vectored</code></a>
implementation. <a href="https://doc.rust-lang.org/nightly/std/io/trait.Write.html#method.is_write_vectored">Read more</a></p>
</div><h4 id="method.write_all" class="method hidden"><code>pub fn <a href="https://doc.rust-lang.org/nightly/std/io/trait.Write.html#method.write_all" class="fnname">write_all</a>(&amp;mut self, buf: <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.slice.html">&amp;[</a><a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.u8.html">u8</a><a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.slice.html">]</a>) -&gt; <a class="enum" href="https://doc.rust-lang.org/nightly/core/result/enum.Result.html" title="enum core::result::Result">Result</a>&lt;<a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.unit.html">()</a>, <a class="struct" href="https://doc.rust-lang.org/nightly/std/io/error/struct.Error.html" title="struct std::io::error::Error">Error</a>&gt;</code><span class="since" title="Stable since Rust version 1.0.0">1.0.0</span><a class="srclink" href="https://doc.rust-lang.org/nightly/src/std/io/mod.rs.html#1381-1393" title="goto source code">[src]</a></h4><div class='docblock hidden'><p>Attempts to write an entire buffer into this writer. <a href="https://doc.rust-lang.org/nightly/std/io/trait.Write.html#method.write_all">Read more</a></p>
</div><h4 id="method.write_all_vectored" class="method hidden"><code>pub fn <a href="https://doc.rust-lang.org/nightly/std/io/trait.Write.html#method.write_all_vectored" class="fnname">write_all_vectored</a>(<br>&nbsp;&nbsp;&nbsp;&nbsp;&amp;mut self, <br>&nbsp;&nbsp;&nbsp;&nbsp;bufs: <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.slice.html">&amp;mut [</a><a class="struct" href="https://doc.rust-lang.org/nightly/std/io/struct.IoSlice.html" title="struct std::io::IoSlice">IoSlice</a>&lt;'_&gt;<a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.slice.html">]</a><br>) -&gt; <a class="enum" href="https://doc.rust-lang.org/nightly/core/result/enum.Result.html" title="enum core::result::Result">Result</a>&lt;<a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.unit.html">()</a>, <a class="struct" href="https://doc.rust-lang.org/nightly/std/io/error/struct.Error.html" title="struct std::io::error::Error">Error</a>&gt;</code><a class="srclink" href="https://doc.rust-lang.org/nightly/src/std/io/mod.rs.html#1443-1458" title="goto source code">[src]</a></h4><div class="item-info hidden"><div class="stab unstable"><span class="emoji">🔬</span> This is a nightly-only experimental API. (<code>write_all_vectored</code>)</div></div><div class='docblock hidden'><p>Attempts to write multiple buffers into this writer. <a href="https://doc.rust-lang.org/nightly/std/io/trait.Write.html#method.write_all_vectored">Read more</a></p>
</div><h4 id="method.write_fmt" class="method hidden"><code>pub fn <a href="https://doc.rust-lang.org/nightly/std/io/trait.Write.html#method.write_fmt" class="fnname">write_fmt</a>(&amp;mut self, fmt: <a class="struct" href="https://doc.rust-lang.org/nightly/core/fmt/struct.Arguments.html" title="struct core::fmt::Arguments">Arguments</a>&lt;'_&gt;) -&gt; <a class="enum" href="https://doc.rust-lang.org/nightly/core/result/enum.Result.html" title="enum core::result::Result">Result</a>&lt;<a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.unit.html">()</a>, <a class="struct" href="https://doc.rust-lang.org/nightly/std/io/error/struct.Error.html" title="struct std::io::error::Error">Error</a>&gt;</code><span class="since" title="Stable since Rust version 1.0.0">1.0.0</span><a class="srclink" href="https://doc.rust-lang.org/nightly/src/std/io/mod.rs.html#1496-1528" title="goto source code">[src]</a></h4><div class='docblock hidden'><p>Writes a formatted string into this writer, returning any error
encountered. <a href="https://doc.rust-lang.org/nightly/std/io/trait.Write.html#method.write_fmt">Read more</a></p>
</div><h4 id="method.by_ref" class="method hidden"><code>pub fn <a href="https://doc.rust-lang.org/nightly/std/io/trait.Write.html#method.by_ref" class="fnname">by_ref</a>(&amp;mut self) -&gt; <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.reference.html">&amp;mut </a>Self</code><span class="since" title="Stable since Rust version 1.0.0">1.0.0</span><a class="srclink" href="https://doc.rust-lang.org/nightly/src/std/io/mod.rs.html#1552-1557" title="goto source code">[src]</a></h4><div class='docblock hidden'><p>Creates a &quot;by reference&quot; adaptor for this instance of <code>Write</code>. <a href="https://doc.rust-lang.org/nightly/std/io/trait.Write.html#method.by_ref">Read more</a></p>
</div></div></div><h2 id="synthetic-implementations" class="small-section-header">Auto Trait Implementations<a href="#synthetic-implementations" class="anchor"></a></h2><div id="synthetic-implementations-list"><h3 id="impl-RefUnwindSafe" class="impl"><code class="in-band">impl <a class="trait" href="https://doc.rust-lang.org/nightly/std/panic/trait.RefUnwindSafe.html" title="trait std::panic::RefUnwindSafe">RefUnwindSafe</a> for <a class="struct" href="../../openssl/hash/struct.Hasher.html" title="struct openssl::hash::Hasher">Hasher</a></code><a href="#impl-RefUnwindSafe" class="anchor"></a><a class="srclink" href="../../src/openssl/lib.rs.html#1" title="goto source code">[src]</a></h3><div class="impl-items"></div><h3 id="impl-Unpin" class="impl"><code class="in-band">impl <a class="trait" href="https://doc.rust-lang.org/nightly/core/marker/trait.Unpin.html" title="trait core::marker::Unpin">Unpin</a> for <a class="struct" href="../../openssl/hash/struct.Hasher.html" title="struct openssl::hash::Hasher">Hasher</a></code><a href="#impl-Unpin" class="anchor"></a><a class="srclink" href="../../src/openssl/lib.rs.html#1" title="goto source code">[src]</a></h3><div class="impl-items"></div><h3 id="impl-UnwindSafe" class="impl"><code class="in-band">impl <a class="trait" href="https://doc.rust-lang.org/nightly/std/panic/trait.UnwindSafe.html" title="trait std::panic::UnwindSafe">UnwindSafe</a> for <a class="struct" href="../../openssl/hash/struct.Hasher.html" title="struct openssl::hash::Hasher">Hasher</a></code><a href="#impl-UnwindSafe" class="anchor"></a><a class="srclink" href="../../src/openssl/lib.rs.html#1" title="goto source code">[src]</a></h3><div class="impl-items"></div></div><h2 id="blanket-implementations" class="small-section-header">Blanket Implementations<a href="#blanket-implementations" class="anchor"></a></h2><div id="blanket-implementations-list"><h3 id="impl-Any" class="impl"><code class="in-band">impl&lt;T&gt; <a class="trait" href="https://doc.rust-lang.org/nightly/core/any/trait.Any.html" title="trait core::any::Any">Any</a> for T <span class="where fmt-newline">where<br>&nbsp;&nbsp;&nbsp;&nbsp;T: 'static + ?<a class="trait" href="https://doc.rust-lang.org/nightly/core/marker/trait.Sized.html" title="trait core::marker::Sized">Sized</a>,&nbsp;</span></code><a href="#impl-Any" class="anchor"></a><a class="srclink" href="https://doc.rust-lang.org/nightly/src/core/any.rs.html#108-112" title="goto source code">[src]</a></h3><div class="impl-items"><h4 id="method.type_id" class="method hidden"><code>pub fn <a href="https://doc.rust-lang.org/nightly/core/any/trait.Any.html#tymethod.type_id" class="fnname">type_id</a>(&amp;self) -&gt; <a class="struct" href="https://doc.rust-lang.org/nightly/core/any/struct.TypeId.html" title="struct core::any::TypeId">TypeId</a></code><a class="srclink" href="https://doc.rust-lang.org/nightly/src/core/any.rs.html#109-111" title="goto source code">[src]</a></h4><div class='docblock hidden'><p>Gets the <code>TypeId</code> of <code>self</code>. <a href="https://doc.rust-lang.org/nightly/core/any/trait.Any.html#tymethod.type_id">Read more</a></p>
</div></div><h3 id="impl-Borrow%3CT%3E" class="impl"><code class="in-band">impl&lt;T&gt; <a class="trait" href="https://doc.rust-lang.org/nightly/core/borrow/trait.Borrow.html" title="trait core::borrow::Borrow">Borrow</a>&lt;T&gt; for T <span class="where fmt-newline">where<br>&nbsp;&nbsp;&nbsp;&nbsp;T: ?<a class="trait" href="https://doc.rust-lang.org/nightly/core/marker/trait.Sized.html" title="trait core::marker::Sized">Sized</a>,&nbsp;</span></code><a href="#impl-Borrow%3CT%3E" class="anchor"></a><a class="srclink" href="https://doc.rust-lang.org/nightly/src/core/borrow.rs.html#210-214" title="goto source code">[src]</a></h3><div class="impl-items"><h4 id="method.borrow" class="method hidden"><code>pub fn <a href="https://doc.rust-lang.org/nightly/core/borrow/trait.Borrow.html#tymethod.borrow" class="fnname">borrow</a>(&amp;self) -&gt; <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.reference.html">&amp;</a>T</code><a class="srclink" href="https://doc.rust-lang.org/nightly/src/core/borrow.rs.html#211-213" title="goto source code">[src]</a></h4><div class='docblock hidden'><p>Immutably borrows from an owned value. <a href="https://doc.rust-lang.org/nightly/core/borrow/trait.Borrow.html#tymethod.borrow">Read more</a></p>
</div></div><h3 id="impl-BorrowMut%3CT%3E" class="impl"><code class="in-band">impl&lt;T&gt; <a class="trait" href="https://doc.rust-lang.org/nightly/core/borrow/trait.BorrowMut.html" title="trait core::borrow::BorrowMut">BorrowMut</a>&lt;T&gt; for T <span class="where fmt-newline">where<br>&nbsp;&nbsp;&nbsp;&nbsp;T: ?<a class="trait" href="https://doc.rust-lang.org/nightly/core/marker/trait.Sized.html" title="trait core::marker::Sized">Sized</a>,&nbsp;</span></code><a href="#impl-BorrowMut%3CT%3E" class="anchor"></a><a class="srclink" href="https://doc.rust-lang.org/nightly/src/core/borrow.rs.html#217-221" title="goto source code">[src]</a></h3><div class="impl-items"><h4 id="method.borrow_mut" class="method hidden"><code>pub fn <a href="https://doc.rust-lang.org/nightly/core/borrow/trait.BorrowMut.html#tymethod.borrow_mut" class="fnname">borrow_mut</a>(&amp;mut self) -&gt; <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.reference.html">&amp;mut </a>T</code><a class="srclink" href="https://doc.rust-lang.org/nightly/src/core/borrow.rs.html#218-220" title="goto source code">[src]</a></h4><div class='docblock hidden'><p>Mutably borrows from an owned value. <a href="https://doc.rust-lang.org/nightly/core/borrow/trait.BorrowMut.html#tymethod.borrow_mut">Read more</a></p>
</div></div><h3 id="impl-From%3CT%3E" class="impl"><code class="in-band">impl&lt;T&gt; <a class="trait" href="https://doc.rust-lang.org/nightly/core/convert/trait.From.html" title="trait core::convert::From">From</a>&lt;T&gt; for T</code><a href="#impl-From%3CT%3E" class="anchor"></a><a class="srclink" href="https://doc.rust-lang.org/nightly/src/core/convert/mod.rs.html#552-556" title="goto source code">[src]</a></h3><div class="impl-items"><h4 id="method.from" class="method hidden"><code>pub fn <a href="https://doc.rust-lang.org/nightly/core/convert/trait.From.html#tymethod.from" class="fnname">from</a>(t: T) -&gt; T</code><a class="srclink" href="https://doc.rust-lang.org/nightly/src/core/convert/mod.rs.html#553-555" title="goto source code">[src]</a></h4><div class='docblock hidden'><p>Performs the conversion.</p>
</div></div><h3 id="impl-Into%3CU%3E" class="impl"><code class="in-band">impl&lt;T, U&gt; <a class="trait" href="https://doc.rust-lang.org/nightly/core/convert/trait.Into.html" title="trait core::convert::Into">Into</a>&lt;U&gt; for T <span class="where fmt-newline">where<br>&nbsp;&nbsp;&nbsp;&nbsp;U: <a class="trait" href="https://doc.rust-lang.org/nightly/core/convert/trait.From.html" title="trait core::convert::From">From</a>&lt;T&gt;,&nbsp;</span></code><a href="#impl-Into%3CU%3E" class="anchor"></a><a class="srclink" href="https://doc.rust-lang.org/nightly/src/core/convert/mod.rs.html#541-548" title="goto source code">[src]</a></h3><div class="impl-items"><h4 id="method.into" class="method hidden"><code>pub fn <a href="https://doc.rust-lang.org/nightly/core/convert/trait.Into.html#tymethod.into" class="fnname">into</a>(self) -&gt; U</code><a class="srclink" href="https://doc.rust-lang.org/nightly/src/core/convert/mod.rs.html#545-547" title="goto source code">[src]</a></h4><div class='docblock hidden'><p>Performs the conversion.</p>
</div></div><h3 id="impl-ToOwned" class="impl"><code class="in-band">impl&lt;T&gt; <a class="trait" href="https://doc.rust-lang.org/nightly/alloc/borrow/trait.ToOwned.html" title="trait alloc::borrow::ToOwned">ToOwned</a> for T <span class="where fmt-newline">where<br>&nbsp;&nbsp;&nbsp;&nbsp;T: <a class="trait" href="https://doc.rust-lang.org/nightly/core/clone/trait.Clone.html" title="trait core::clone::Clone">Clone</a>,&nbsp;</span></code><a href="#impl-ToOwned" class="anchor"></a><a class="srclink" href="https://doc.rust-lang.org/nightly/src/alloc/borrow.rs.html#80-92" title="goto source code">[src]</a></h3><div class="impl-items"><h4 id="associatedtype.Owned" class="type"><code>type <a href="https://doc.rust-lang.org/nightly/alloc/borrow/trait.ToOwned.html#associatedtype.Owned" class="type">Owned</a> = T</code></h4><div class='docblock'><p>The resulting type after obtaining ownership.</p>
</div><h4 id="method.to_owned" class="method hidden"><code>pub fn <a href="https://doc.rust-lang.org/nightly/alloc/borrow/trait.ToOwned.html#tymethod.to_owned" class="fnname">to_owned</a>(&amp;self) -&gt; T</code><a class="srclink" href="https://doc.rust-lang.org/nightly/src/alloc/borrow.rs.html#85-87" title="goto source code">[src]</a></h4><div class='docblock hidden'><p>Creates owned data from borrowed data, usually by cloning. <a href="https://doc.rust-lang.org/nightly/alloc/borrow/trait.ToOwned.html#tymethod.to_owned">Read more</a></p>
</div><h4 id="method.clone_into" class="method hidden"><code>pub fn <a href="https://doc.rust-lang.org/nightly/alloc/borrow/trait.ToOwned.html#method.clone_into" class="fnname">clone_into</a>(&amp;self, target: <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.reference.html">&amp;mut </a>T)</code><a class="srclink" href="https://doc.rust-lang.org/nightly/src/alloc/borrow.rs.html#89-91" title="goto source code">[src]</a></h4><div class="item-info hidden"><div class="stab unstable"><details><summary><span class="emoji">🔬</span> This is a nightly-only experimental API. (<code>toowned_clone_into</code>)</summary><p>recently added</p>
</details></div></div><div class='docblock hidden'><p>Uses borrowed data to replace owned data, usually by cloning. <a href="https://doc.rust-lang.org/nightly/alloc/borrow/trait.ToOwned.html#method.clone_into">Read more</a></p>
</div></div><h3 id="impl-TryFrom%3CU%3E" class="impl"><code class="in-band">impl&lt;T, U&gt; <a class="trait" href="https://doc.rust-lang.org/nightly/core/convert/trait.TryFrom.html" title="trait core::convert::TryFrom">TryFrom</a>&lt;U&gt; for T <span class="where fmt-newline">where<br>&nbsp;&nbsp;&nbsp;&nbsp;U: <a class="trait" href="https://doc.rust-lang.org/nightly/core/convert/trait.Into.html" title="trait core::convert::Into">Into</a>&lt;T&gt;,&nbsp;</span></code><a href="#impl-TryFrom%3CU%3E" class="anchor"></a><a class="srclink" href="https://doc.rust-lang.org/nightly/src/core/convert/mod.rs.html#589-598" title="goto source code">[src]</a></h3><div class="impl-items"><h4 id="associatedtype.Error" class="type"><code>type <a href="https://doc.rust-lang.org/nightly/core/convert/trait.TryFrom.html#associatedtype.Error" class="type">Error</a> = <a class="enum" href="https://doc.rust-lang.org/nightly/core/convert/enum.Infallible.html" title="enum core::convert::Infallible">Infallible</a></code></h4><div class='docblock'><p>The type returned in the event of a conversion error.</p>
</div><h4 id="method.try_from" class="method hidden"><code>pub fn <a href="https://doc.rust-lang.org/nightly/core/convert/trait.TryFrom.html#tymethod.try_from" class="fnname">try_from</a>(value: U) -&gt; <a class="enum" href="https://doc.rust-lang.org/nightly/core/result/enum.Result.html" title="enum core::result::Result">Result</a>&lt;T, &lt;T as <a class="trait" href="https://doc.rust-lang.org/nightly/core/convert/trait.TryFrom.html" title="trait core::convert::TryFrom">TryFrom</a>&lt;U&gt;&gt;::<a class="type" href="https://doc.rust-lang.org/nightly/core/convert/trait.TryFrom.html#associatedtype.Error" title="type core::convert::TryFrom::Error">Error</a>&gt;</code><a class="srclink" href="https://doc.rust-lang.org/nightly/src/core/convert/mod.rs.html#595-597" title="goto source code">[src]</a></h4><div class='docblock hidden'><p>Performs the conversion.</p>
</div></div><h3 id="impl-TryInto%3CU%3E" class="impl"><code class="in-band">impl&lt;T, U&gt; <a class="trait" href="https://doc.rust-lang.org/nightly/core/convert/trait.TryInto.html" title="trait core::convert::TryInto">TryInto</a>&lt;U&gt; for T <span class="where fmt-newline">where<br>&nbsp;&nbsp;&nbsp;&nbsp;U: <a class="trait" href="https://doc.rust-lang.org/nightly/core/convert/trait.TryFrom.html" title="trait core::convert::TryFrom">TryFrom</a>&lt;T&gt;,&nbsp;</span></code><a href="#impl-TryInto%3CU%3E" class="anchor"></a><a class="srclink" href="https://doc.rust-lang.org/nightly/src/core/convert/mod.rs.html#575-584" title="goto source code">[src]</a></h3><div class="impl-items"><h4 id="associatedtype.Error-1" class="type"><code>type <a href="https://doc.rust-lang.org/nightly/core/convert/trait.TryInto.html#associatedtype.Error" class="type">Error</a> = &lt;U as <a class="trait" href="https://doc.rust-lang.org/nightly/core/convert/trait.TryFrom.html" title="trait core::convert::TryFrom">TryFrom</a>&lt;T&gt;&gt;::<a class="type" href="https://doc.rust-lang.org/nightly/core/convert/trait.TryFrom.html#associatedtype.Error" title="type core::convert::TryFrom::Error">Error</a></code></h4><div class='docblock'><p>The type returned in the event of a conversion error.</p>
</div><h4 id="method.try_into" class="method hidden"><code>pub fn <a href="https://doc.rust-lang.org/nightly/core/convert/trait.TryInto.html#tymethod.try_into" class="fnname">try_into</a>(self) -&gt; <a class="enum" href="https://doc.rust-lang.org/nightly/core/result/enum.Result.html" title="enum core::result::Result">Result</a>&lt;U, &lt;U as <a class="trait" href="https://doc.rust-lang.org/nightly/core/convert/trait.TryFrom.html" title="trait core::convert::TryFrom">TryFrom</a>&lt;T&gt;&gt;::<a class="type" href="https://doc.rust-lang.org/nightly/core/convert/trait.TryFrom.html#associatedtype.Error" title="type core::convert::TryFrom::Error">Error</a>&gt;</code><a class="srclink" href="https://doc.rust-lang.org/nightly/src/core/convert/mod.rs.html#581-583" title="goto source code">[src]</a></h4><div class='docblock hidden'><p>Performs the conversion.</p>
</div></div></div></section><section id="search" class="content hidden"></section><section class="footer"></section><script>window.rootPath = "../../";window.currentCrate = "openssl";</script><script src="../../main.js"></script><script defer src="../../search-index.js"></script></body></html>