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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="API documentation for the Rust `MdCtx` struct in crate `openssl`."><title>MdCtx in openssl::md_ctx - Rust</title><script>if(window.location.protocol!=="file:")document.head.insertAdjacentHTML("beforeend","SourceSerif4-Regular-6b053e98.ttf.woff2,FiraSans-Italic-81dc35de.woff2,FiraSans-Regular-0fe48ade.woff2,FiraSans-MediumItalic-ccf7e434.woff2,FiraSans-Medium-e1aa3f0a.woff2,SourceCodePro-Regular-8badfe75.ttf.woff2,SourceCodePro-Semibold-aa29a496.ttf.woff2".split(",").map(f=>`<link rel="preload" as="font" type="font/woff2"href="../../static.files/${f}">`).join(""))</script><link rel="stylesheet" href="../../static.files/normalize-9960930a.css"><link rel="stylesheet" href="../../static.files/rustdoc-ca0dd0c4.css"><meta name="rustdoc-vars" data-root-path="../../" data-static-root-path="../../static.files/" data-current-crate="openssl" data-themes="" data-resource-suffix="" data-rustdoc-version="1.93.1 (01f6ddf75 2026-02-11) (Arch Linux rust 1:1.93.1-1)" data-channel="1.93.1" data-search-js="search-9e2438ea.js" data-stringdex-js="stringdex-a3946164.js" data-settings-js="settings-c38705f0.js" ><script src="../../static.files/storage-e2aeef58.js"></script><script defer src="sidebar-items.js"></script><script defer src="../../static.files/main-a410ff4d.js"></script><noscript><link rel="stylesheet" href="../../static.files/noscript-263c88ec.css"></noscript><link rel="alternate icon" type="image/png" href="../../static.files/favicon-32x32-eab170b8.png"><link rel="icon" type="image/svg+xml" href="../../static.files/favicon-044be391.svg"></head><body class="rustdoc struct"><!--[if lte IE 11]><div class="warning">This old browser is unsupported and will most likely display funky things.</div><![endif]--><rustdoc-topbar><h2><a href="#">MdCtx</a></h2></rustdoc-topbar><nav class="sidebar"><div class="sidebar-crate"><h2><a href="../../openssl/index.html">openssl</a><span class="version">0.10.75</span></h2></div><div class="sidebar-elems"><section id="rustdoc-toc"><h2 class="location"><a href="#">MdCtx</a></h2><h3><a href="#implementations">Methods</a></h3><ul class="block method"><li><a href="#method.new" title="new">new</a></li></ul><h3><a href="#deref-methods-MdCtxRef">Methods from Deref&lt;<wbr>Target=<wbr>MdCtx<wbr>Ref&gt;</a></h3><ul class="block deref-methods"><li><a href="#method.digest_final" title="digest_final">digest_final</a></li><li><a href="#method.digest_final_xof" title="digest_final_xof">digest_final_xof</a></li><li><a href="#method.digest_init" title="digest_init">digest_init</a></li><li><a href="#method.digest_sign" title="digest_sign">digest_sign</a></li><li><a href="#method.digest_sign_final" title="digest_sign_final">digest_sign_final</a></li><li><a href="#method.digest_sign_final_to_vec" title="digest_sign_final_to_vec">digest_sign_final_to_vec</a></li><li><a href="#method.digest_sign_init" title="digest_sign_init">digest_sign_init</a></li><li><a href="#method.digest_sign_to_vec" title="digest_sign_to_vec">digest_sign_to_vec</a></li><li><a href="#method.digest_sign_update" title="digest_sign_update">digest_sign_update</a></li><li><a href="#method.digest_update" title="digest_update">digest_update</a></li><li><a href="#method.digest_verify" title="digest_verify">digest_verify</a></li><li><a href="#method.digest_verify_final" title="digest_verify_final">digest_verify_final</a></li><li><a href="#method.digest_verify_init" title="digest_verify_init">digest_verify_init</a></li><li><a href="#method.digest_verify_update" title="digest_verify_update">digest_verify_update</a></li><li><a href="#method.reset" title="reset">reset</a></li><li><a href="#method.size" title="size">size</a></li></ul><h3><a href="#trait-implementations">Trait Implementations</a></h3><ul class="block trait-implementation"><li><a href="#impl-AsRef%3CMdCtxRef%3E-for-MdCtx" title="AsRef&#60;MdCtxRef&#62;">AsRef&#60;MdCtxRef&#62;</a></li><li><a href="#impl-Borrow%3CMdCtxRef%3E-for-MdCtx" title="Borrow&#60;MdCtxRef&#62;">Borrow&#60;MdCtxRef&#62;</a></li><li><a href="#impl-Deref-for-MdCtx" title="Deref">Deref</a></li><li><a href="#impl-DerefMut-for-MdCtx" title="DerefMut">DerefMut</a></li><li><a href="#impl-Drop-for-MdCtx" title="Drop">Drop</a></li><li><a href="#impl-ForeignType-for-MdCtx" title="ForeignType">ForeignType</a></li><li><a href="#impl-Send-for-MdCtx" title="Send">Send</a></li><li><a href="#impl-Sync-for-MdCtx" title="Sync">Sync</a></li></ul><h3><a href="#synthetic-implementations">Auto Trait Implementations</a></h3><ul class="block synthetic-implementation"><li><a href="#impl-Freeze-for-MdCtx" title="Freeze">Freeze</a></li><li><a href="#impl-RefUnwindSafe-for-MdCtx" title="RefUnwindSafe">RefUnwindSafe</a></li><li><a href="#impl-Unpin-for-MdCtx" title="Unpin">Unpin</a></li><li><a href="#impl-UnwindSafe-for-MdCtx" title="UnwindSafe">UnwindSafe</a></li></ul><h3><a href="#blanket-implementations">Blanket Implementations</a></h3><ul class="block blanket-implementation"><li><a href="#impl-Any-for-T" title="Any">Any</a></li><li><a href="#impl-Borrow%3CT%3E-for-T" title="Borrow&#60;T&#62;">Borrow&#60;T&#62;</a></li><li><a href="#impl-BorrowMut%3CT%3E-for-T" title="BorrowMut&#60;T&#62;">BorrowMut&#60;T&#62;</a></li><li><a href="#impl-From%3CT%3E-for-T" title="From&#60;T&#62;">From&#60;T&#62;</a></li><li><a href="#impl-Into%3CU%3E-for-T" title="Into&#60;U&#62;">Into&#60;U&#62;</a></li><li><a href="#impl-Receiver-for-P" title="Receiver">Receiver</a></li><li><a href="#impl-TryFrom%3CU%3E-for-T" title="TryFrom&#60;U&#62;">TryFrom&#60;U&#62;</a></li><li><a href="#impl-TryInto%3CU%3E-for-T" title="TryInto&#60;U&#62;">TryInto&#60;U&#62;</a></li></ul></section><div id="rustdoc-modnav"><h2><a href="index.html">In openssl::<wbr>md_<wbr>ctx</a></h2></div></div></nav><div class="sidebar-resizer" title="Drag to resize sidebar"></div><main><div class="width-limiter"><section id="main-content" class="content"><div class="main-heading"><div class="rustdoc-breadcrumbs"><a href="../index.html">openssl</a>::<wbr><a href="index.html">md_ctx</a></div><h1>Struct <span class="struct">MdCtx</span>&nbsp;<button id="copy-path" title="Copy item path to clipboard">Copy item path</button></h1><rustdoc-toolbar></rustdoc-toolbar><span class="sub-heading"><a class="src" href="../../src/openssl/md_ctx.rs.html#103-110">Source</a> </span></div><pre class="rust item-decl"><code>pub struct MdCtx(<span class="comment">/* private fields */</span>);</code></pre><h2 id="implementations" class="section-header">Implementations<a href="#implementations" class="anchor">§</a></h2><div id="implementations-list"><details class="toggle implementors-toggle" open><summary><section id="impl-MdCtx" class="impl"><a class="src rightside" href="../../src/openssl/md_ctx.rs.html#112-124">Source</a><a href="#impl-MdCtx" class="anchor">§</a><h3 class="code-header">impl <a class="struct" href="struct.MdCtx.html" title="struct openssl::md_ctx::MdCtx">MdCtx</a></h3></section></summary><div class="impl-items"><details class="toggle method-toggle" open><summary><section id="method.new" class="method"><a class="src rightside" href="../../src/openssl/md_ctx.rs.html#116-123">Source</a><h4 class="code-header">pub fn <a href="#method.new" class="fn">new</a>() -&gt; <a class="enum" href="https://doc.rust-lang.org/1.93.1/core/result/enum.Result.html" title="enum core::result::Result">Result</a>&lt;Self, <a class="struct" href="../error/struct.ErrorStack.html" title="struct openssl::error::ErrorStack">ErrorStack</a>&gt;</h4></section></summary><div class="docblock"><p>Creates a new context.</p>
<p>This corresponds to <a href="https://www.openssl.org/docs/manmaster/man3/EVP_MD_CTX_new.html"><code>EVP_MD_CTX_new</code></a>.</p>
</div></details></div></details></div><details class="toggle big-toggle" open><summary><h2 id="deref-methods-MdCtxRef" class="section-header"><span>Methods from <a class="trait" href="https://doc.rust-lang.org/1.93.1/core/ops/deref/trait.Deref.html" title="trait core::ops::deref::Deref">Deref</a>&lt;Target = <a class="struct" href="struct.MdCtxRef.html" title="struct openssl::md_ctx::MdCtxRef">MdCtxRef</a>&gt;</span><a href="#deref-methods-MdCtxRef" class="anchor">§</a></h2></summary><div id="deref-methods-MdCtxRef-1" class="impl-items"><details class="toggle method-toggle" open><summary><section id="method.digest_init" class="method"><a class="src rightside" href="../../src/openssl/md_ctx.rs.html#130-140">Source</a><h4 class="code-header">pub fn <a href="#method.digest_init" class="fn">digest_init</a>(&amp;mut self, digest: &amp;<a class="struct" href="../md/struct.MdRef.html" title="struct openssl::md::MdRef">MdRef</a>) -&gt; <a class="enum" href="https://doc.rust-lang.org/1.93.1/core/result/enum.Result.html" title="enum core::result::Result">Result</a>&lt;<a class="primitive" href="https://doc.rust-lang.org/1.93.1/std/primitive.unit.html">()</a>, <a class="struct" href="../error/struct.ErrorStack.html" title="struct openssl::error::ErrorStack">ErrorStack</a>&gt;</h4></section></summary><div class="docblock"><p>Initializes the context to compute the digest of data.</p>
<p>This corresponds to <a href="https://www.openssl.org/docs/manmaster/man3/EVP_DigestInit_ex.html"><code>EVP_DigestInit_ex</code></a>.</p>
</div></details><details class="toggle method-toggle" open><summary><section id="method.digest_sign_init" class="method"><a class="src rightside" href="../../src/openssl/md_ctx.rs.html#147-166">Source</a><h4 class="code-header">pub fn <a href="#method.digest_sign_init" class="fn">digest_sign_init</a>&lt;'a, T&gt;(
&amp;'a mut self,
digest: <a class="enum" href="https://doc.rust-lang.org/1.93.1/core/option/enum.Option.html" title="enum core::option::Option">Option</a>&lt;&amp;<a class="struct" href="../md/struct.MdRef.html" title="struct openssl::md::MdRef">MdRef</a>&gt;,
pkey: &amp;<a class="struct" href="../pkey/struct.PKeyRef.html" title="struct openssl::pkey::PKeyRef">PKeyRef</a>&lt;T&gt;,
) -&gt; <a class="enum" href="https://doc.rust-lang.org/1.93.1/core/result/enum.Result.html" title="enum core::result::Result">Result</a>&lt;&amp;'a mut <a class="struct" href="../pkey_ctx/struct.PkeyCtxRef.html" title="struct openssl::pkey_ctx::PkeyCtxRef">PkeyCtxRef</a>&lt;T&gt;, <a class="struct" href="../error/struct.ErrorStack.html" title="struct openssl::error::ErrorStack">ErrorStack</a>&gt;<div class="where">where
T: <a class="trait" href="../pkey/trait.HasPrivate.html" title="trait openssl::pkey::HasPrivate">HasPrivate</a>,</div></h4></section></summary><div class="docblock"><p>Initializes the context to compute the signature of data.</p>
<p>A reference to the context’s inner <code>PkeyCtx</code> is returned, allowing signature settings to be configured.</p>
<p>This corresponds to <a href="https://www.openssl.org/docs/manmaster/man3/EVP_DigestSignInit.html"><code>EVP_DigestSignInit</code></a>.</p>
</div></details><details class="toggle method-toggle" open><summary><section id="method.digest_verify_init" class="method"><a class="src rightside" href="../../src/openssl/md_ctx.rs.html#173-192">Source</a><h4 class="code-header">pub fn <a href="#method.digest_verify_init" class="fn">digest_verify_init</a>&lt;'a, T&gt;(
&amp;'a mut self,
digest: <a class="enum" href="https://doc.rust-lang.org/1.93.1/core/option/enum.Option.html" title="enum core::option::Option">Option</a>&lt;&amp;<a class="struct" href="../md/struct.MdRef.html" title="struct openssl::md::MdRef">MdRef</a>&gt;,
pkey: &amp;<a class="struct" href="../pkey/struct.PKeyRef.html" title="struct openssl::pkey::PKeyRef">PKeyRef</a>&lt;T&gt;,
) -&gt; <a class="enum" href="https://doc.rust-lang.org/1.93.1/core/result/enum.Result.html" title="enum core::result::Result">Result</a>&lt;&amp;'a mut <a class="struct" href="../pkey_ctx/struct.PkeyCtxRef.html" title="struct openssl::pkey_ctx::PkeyCtxRef">PkeyCtxRef</a>&lt;T&gt;, <a class="struct" href="../error/struct.ErrorStack.html" title="struct openssl::error::ErrorStack">ErrorStack</a>&gt;<div class="where">where
T: <a class="trait" href="../pkey/trait.HasPublic.html" title="trait openssl::pkey::HasPublic">HasPublic</a>,</div></h4></section></summary><div class="docblock"><p>Initializes the context to verify the signature of data.</p>
<p>A reference to the context’s inner <code>PkeyCtx</code> is returned, allowing signature settings to be configured.</p>
<p>This corresponds to <a href="https://www.openssl.org/docs/manmaster/man3/EVP_DigestVerifyInit.html"><code>EVP_DigestVerifyInit</code></a>.</p>
</div></details><details class="toggle method-toggle" open><summary><section id="method.digest_update" class="method"><a class="src rightside" href="../../src/openssl/md_ctx.rs.html#197-207">Source</a><h4 class="code-header">pub fn <a href="#method.digest_update" class="fn">digest_update</a>(&amp;mut self, data: &amp;[<a class="primitive" href="https://doc.rust-lang.org/1.93.1/std/primitive.u8.html">u8</a>]) -&gt; <a class="enum" href="https://doc.rust-lang.org/1.93.1/core/result/enum.Result.html" title="enum core::result::Result">Result</a>&lt;<a class="primitive" href="https://doc.rust-lang.org/1.93.1/std/primitive.unit.html">()</a>, <a class="struct" href="../error/struct.ErrorStack.html" title="struct openssl::error::ErrorStack">ErrorStack</a>&gt;</h4></section></summary><div class="docblock"><p>Updates the context with more data.</p>
<p>This corresponds to <a href="https://www.openssl.org/docs/manmaster/man3/EVP_DigestUpdate.html"><code>EVP_DigestUpdate</code></a>.</p>
</div></details><details class="toggle method-toggle" open><summary><section id="method.digest_sign_update" class="method"><a class="src rightside" href="../../src/openssl/md_ctx.rs.html#212-222">Source</a><h4 class="code-header">pub fn <a href="#method.digest_sign_update" class="fn">digest_sign_update</a>(&amp;mut self, data: &amp;[<a class="primitive" href="https://doc.rust-lang.org/1.93.1/std/primitive.u8.html">u8</a>]) -&gt; <a class="enum" href="https://doc.rust-lang.org/1.93.1/core/result/enum.Result.html" title="enum core::result::Result">Result</a>&lt;<a class="primitive" href="https://doc.rust-lang.org/1.93.1/std/primitive.unit.html">()</a>, <a class="struct" href="../error/struct.ErrorStack.html" title="struct openssl::error::ErrorStack">ErrorStack</a>&gt;</h4></section></summary><div class="docblock"><p>Updates the context with more data.</p>
<p>This corresponds to <a href="https://www.openssl.org/docs/manmaster/man3/EVP_DigestSignUpdate.html"><code>EVP_DigestSignUpdate</code></a>.</p>
</div></details><details class="toggle method-toggle" open><summary><section id="method.digest_verify_update" class="method"><a class="src rightside" href="../../src/openssl/md_ctx.rs.html#227-237">Source</a><h4 class="code-header">pub fn <a href="#method.digest_verify_update" class="fn">digest_verify_update</a>(&amp;mut self, data: &amp;[<a class="primitive" href="https://doc.rust-lang.org/1.93.1/std/primitive.u8.html">u8</a>]) -&gt; <a class="enum" href="https://doc.rust-lang.org/1.93.1/core/result/enum.Result.html" title="enum core::result::Result">Result</a>&lt;<a class="primitive" href="https://doc.rust-lang.org/1.93.1/std/primitive.unit.html">()</a>, <a class="struct" href="../error/struct.ErrorStack.html" title="struct openssl::error::ErrorStack">ErrorStack</a>&gt;</h4></section></summary><div class="docblock"><p>Updates the context with more data.</p>
<p>This corresponds to <a href="https://www.openssl.org/docs/manmaster/man3/EVP_DigestVerifyUpdate.html"><code>EVP_DigestVerifyUpdate</code></a>.</p>
</div></details><details class="toggle method-toggle" open><summary><section id="method.digest_final" class="method"><a class="src rightside" href="../../src/openssl/md_ctx.rs.html#242-254">Source</a><h4 class="code-header">pub fn <a href="#method.digest_final" class="fn">digest_final</a>(&amp;mut self, out: &amp;mut [<a class="primitive" href="https://doc.rust-lang.org/1.93.1/std/primitive.u8.html">u8</a>]) -&gt; <a class="enum" href="https://doc.rust-lang.org/1.93.1/core/result/enum.Result.html" title="enum core::result::Result">Result</a>&lt;<a class="primitive" href="https://doc.rust-lang.org/1.93.1/std/primitive.usize.html">usize</a>, <a class="struct" href="../error/struct.ErrorStack.html" title="struct openssl::error::ErrorStack">ErrorStack</a>&gt;</h4></section></summary><div class="docblock"><p>Copies the computed digest into the buffer, returning the number of bytes written.</p>
<p>This corresponds to <a href="https://www.openssl.org/docs/manmaster/man3/EVP_DigestFinal.html"><code>EVP_DigestFinal</code></a>.</p>
</div></details><details class="toggle method-toggle" open><summary><section id="method.digest_final_xof" class="method"><a class="src rightside" href="../../src/openssl/md_ctx.rs.html#262-272">Source</a><h4 class="code-header">pub fn <a href="#method.digest_final_xof" class="fn">digest_final_xof</a>(&amp;mut self, out: &amp;mut [<a class="primitive" href="https://doc.rust-lang.org/1.93.1/std/primitive.u8.html">u8</a>]) -&gt; <a class="enum" href="https://doc.rust-lang.org/1.93.1/core/result/enum.Result.html" title="enum core::result::Result">Result</a>&lt;<a class="primitive" href="https://doc.rust-lang.org/1.93.1/std/primitive.unit.html">()</a>, <a class="struct" href="../error/struct.ErrorStack.html" title="struct openssl::error::ErrorStack">ErrorStack</a>&gt;</h4></section></summary><div class="docblock"><p>Copies the computed digest into the buffer.</p>
<p>Requires OpenSSL 1.1.1 or newer.</p>
<p>This corresponds to <a href="https://www.openssl.org/docs/manmaster/man3/EVP_DigestFinalXOF.html"><code>EVP_DigestFinalXOF</code></a>.</p>
</div></details><details class="toggle method-toggle" open><summary><section id="method.digest_sign_final" class="method"><a class="src rightside" href="../../src/openssl/md_ctx.rs.html#280-292">Source</a><h4 class="code-header">pub fn <a href="#method.digest_sign_final" class="fn">digest_sign_final</a>(
&amp;mut self,
out: <a class="enum" href="https://doc.rust-lang.org/1.93.1/core/option/enum.Option.html" title="enum core::option::Option">Option</a>&lt;&amp;mut [<a class="primitive" href="https://doc.rust-lang.org/1.93.1/std/primitive.u8.html">u8</a>]&gt;,
) -&gt; <a class="enum" href="https://doc.rust-lang.org/1.93.1/core/result/enum.Result.html" title="enum core::result::Result">Result</a>&lt;<a class="primitive" href="https://doc.rust-lang.org/1.93.1/std/primitive.usize.html">usize</a>, <a class="struct" href="../error/struct.ErrorStack.html" title="struct openssl::error::ErrorStack">ErrorStack</a>&gt;</h4></section></summary><div class="docblock"><p>Signs the computed digest.</p>
<p>If <code>out</code> is set to <code>None</code>, an upper bound on the number of bytes required for the output buffer will be
returned.</p>
<p>This corresponds to <a href="https://www.openssl.org/docs/manmaster/man3/EVP_DigestSignFinal.html"><code>EVP_DigestSignFinal</code></a>.</p>
</div></details><details class="toggle method-toggle" open><summary><section id="method.digest_sign_final_to_vec" class="method"><a class="src rightside" href="../../src/openssl/md_ctx.rs.html#295-302">Source</a><h4 class="code-header">pub fn <a href="#method.digest_sign_final_to_vec" class="fn">digest_sign_final_to_vec</a>(
&amp;mut self,
out: &amp;mut <a class="struct" href="https://doc.rust-lang.org/1.93.1/alloc/vec/struct.Vec.html" title="struct alloc::vec::Vec">Vec</a>&lt;<a class="primitive" href="https://doc.rust-lang.org/1.93.1/std/primitive.u8.html">u8</a>&gt;,
) -&gt; <a class="enum" href="https://doc.rust-lang.org/1.93.1/core/result/enum.Result.html" title="enum core::result::Result">Result</a>&lt;<a class="primitive" href="https://doc.rust-lang.org/1.93.1/std/primitive.usize.html">usize</a>, <a class="struct" href="../error/struct.ErrorStack.html" title="struct openssl::error::ErrorStack">ErrorStack</a>&gt;</h4></section></summary><div class="docblock"><p>Like <a href="struct.MdCtxRef.html#method.digest_sign_final" title="method openssl::md_ctx::MdCtxRef::digest_sign_final"><code>Self::digest_sign_final</code></a> but appends the signature to a <a href="https://doc.rust-lang.org/1.93.1/alloc/vec/struct.Vec.html" title="struct alloc::vec::Vec"><code>Vec</code></a>.</p>
</div></details><details class="toggle method-toggle" open><summary><section id="method.digest_verify_final" class="method"><a class="src rightside" href="../../src/openssl/md_ctx.rs.html#310-328">Source</a><h4 class="code-header">pub fn <a href="#method.digest_verify_final" class="fn">digest_verify_final</a>(
&amp;mut self,
signature: &amp;[<a class="primitive" href="https://doc.rust-lang.org/1.93.1/std/primitive.u8.html">u8</a>],
) -&gt; <a class="enum" href="https://doc.rust-lang.org/1.93.1/core/result/enum.Result.html" title="enum core::result::Result">Result</a>&lt;<a class="primitive" href="https://doc.rust-lang.org/1.93.1/std/primitive.bool.html">bool</a>, <a class="struct" href="../error/struct.ErrorStack.html" title="struct openssl::error::ErrorStack">ErrorStack</a>&gt;</h4></section></summary><div class="docblock"><p>Verifies the provided signature.</p>
<p>Returns <code>Ok(true)</code> if the signature is valid, <code>Ok(false)</code> if the signature is invalid, and <code>Err</code> if an error
occurred.</p>
<p>This corresponds to <a href="https://www.openssl.org/docs/manmaster/man3/EVP_DigestVerifyFinal.html"><code>EVP_DigestVerifyFinal</code></a>.</p>
</div></details><details class="toggle method-toggle" open><summary><section id="method.digest_sign" class="method"><a class="src rightside" href="../../src/openssl/md_ctx.rs.html#339-353">Source</a><h4 class="code-header">pub fn <a href="#method.digest_sign" class="fn">digest_sign</a>(
&amp;mut self,
from: &amp;[<a class="primitive" href="https://doc.rust-lang.org/1.93.1/std/primitive.u8.html">u8</a>],
to: <a class="enum" href="https://doc.rust-lang.org/1.93.1/core/option/enum.Option.html" title="enum core::option::Option">Option</a>&lt;&amp;mut [<a class="primitive" href="https://doc.rust-lang.org/1.93.1/std/primitive.u8.html">u8</a>]&gt;,
) -&gt; <a class="enum" href="https://doc.rust-lang.org/1.93.1/core/result/enum.Result.html" title="enum core::result::Result">Result</a>&lt;<a class="primitive" href="https://doc.rust-lang.org/1.93.1/std/primitive.usize.html">usize</a>, <a class="struct" href="../error/struct.ErrorStack.html" title="struct openssl::error::ErrorStack">ErrorStack</a>&gt;</h4></section></summary><div class="docblock"><p>Computes the signature of the data in <code>from</code>.</p>
<p>If <code>to</code> is set to <code>None</code>, an upper bound on the number of bytes required for the output buffer will be
returned.</p>
<p>Requires OpenSSL 1.1.1 or newer.</p>
<p>This corresponds to <a href="https://www.openssl.org/docs/manmaster/man3/EVP_DigestSign.html"><code>EVP_DigestSign</code></a>.</p>
</div></details><details class="toggle method-toggle" open><summary><section id="method.digest_sign_to_vec" class="method"><a class="src rightside" href="../../src/openssl/md_ctx.rs.html#357-368">Source</a><h4 class="code-header">pub fn <a href="#method.digest_sign_to_vec" class="fn">digest_sign_to_vec</a>(
&amp;mut self,
from: &amp;[<a class="primitive" href="https://doc.rust-lang.org/1.93.1/std/primitive.u8.html">u8</a>],
to: &amp;mut <a class="struct" href="https://doc.rust-lang.org/1.93.1/alloc/vec/struct.Vec.html" title="struct alloc::vec::Vec">Vec</a>&lt;<a class="primitive" href="https://doc.rust-lang.org/1.93.1/std/primitive.u8.html">u8</a>&gt;,
) -&gt; <a class="enum" href="https://doc.rust-lang.org/1.93.1/core/result/enum.Result.html" title="enum core::result::Result">Result</a>&lt;<a class="primitive" href="https://doc.rust-lang.org/1.93.1/std/primitive.usize.html">usize</a>, <a class="struct" href="../error/struct.ErrorStack.html" title="struct openssl::error::ErrorStack">ErrorStack</a>&gt;</h4></section></summary><div class="docblock"><p>Like <a href="struct.MdCtxRef.html#method.digest_sign" title="method openssl::md_ctx::MdCtxRef::digest_sign"><code>Self::digest_sign</code></a> but appends the signature to a <a href="https://doc.rust-lang.org/1.93.1/alloc/vec/struct.Vec.html" title="struct alloc::vec::Vec"><code>Vec</code></a>.</p>
</div></details><details class="toggle method-toggle" open><summary><section id="method.digest_verify" class="method"><a class="src rightside" href="../../src/openssl/md_ctx.rs.html#379-390">Source</a><h4 class="code-header">pub fn <a href="#method.digest_verify" class="fn">digest_verify</a>(
&amp;mut self,
data: &amp;[<a class="primitive" href="https://doc.rust-lang.org/1.93.1/std/primitive.u8.html">u8</a>],
signature: &amp;[<a class="primitive" href="https://doc.rust-lang.org/1.93.1/std/primitive.u8.html">u8</a>],
) -&gt; <a class="enum" href="https://doc.rust-lang.org/1.93.1/core/result/enum.Result.html" title="enum core::result::Result">Result</a>&lt;<a class="primitive" href="https://doc.rust-lang.org/1.93.1/std/primitive.bool.html">bool</a>, <a class="struct" href="../error/struct.ErrorStack.html" title="struct openssl::error::ErrorStack">ErrorStack</a>&gt;</h4></section></summary><div class="docblock"><p>Verifies the signature of the data in <code>data</code>.</p>
<p>Returns <code>Ok(true)</code> if the signature is valid, <code>Ok(false)</code> if the signature is invalid, and <code>Err</code> if an error
occurred.</p>
<p>Requires OpenSSL 1.1.1 or newer.</p>
<p>This corresponds to <a href="https://www.openssl.org/docs/manmaster/man3/EVP_DigestVerify.html"><code>EVP_DigestVerify</code></a>.</p>
</div></details><details class="toggle method-toggle" open><summary><section id="method.size" class="method"><a class="src rightside" href="../../src/openssl/md_ctx.rs.html#395-397">Source</a><h4 class="code-header">pub fn <a href="#method.size" class="fn">size</a>(&amp;self) -&gt; <a class="primitive" href="https://doc.rust-lang.org/1.93.1/std/primitive.usize.html">usize</a></h4></section></summary><div class="docblock"><p>Returns the size of the message digest, i.e. the size of the hash</p>
<p>This corresponds to <a href="https://www.openssl.org/docs/manmaster/man3/EVP_MD_CTX_size.html"><code>EVP_MD_CTX_size</code></a>.</p>
</div></details><details class="toggle method-toggle" open><summary><section id="method.reset" class="method"><a class="src rightside" href="../../src/openssl/md_ctx.rs.html#403-408">Source</a><h4 class="code-header">pub fn <a href="#method.reset" class="fn">reset</a>(&amp;mut self) -&gt; <a class="enum" href="https://doc.rust-lang.org/1.93.1/core/result/enum.Result.html" title="enum core::result::Result">Result</a>&lt;<a class="primitive" href="https://doc.rust-lang.org/1.93.1/std/primitive.unit.html">()</a>, <a class="struct" href="../error/struct.ErrorStack.html" title="struct openssl::error::ErrorStack">ErrorStack</a>&gt;</h4></section></summary><div class="docblock"><p>Resets the underlying EVP_MD_CTX instance</p>
<p>This corresponds to <a href="https://www.openssl.org/docs/manmaster/man3/EVP_MD_CTX_reset.html"><code>EVP_MD_CTX_reset</code></a>.</p>
</div></details></div></details><h2 id="trait-implementations" class="section-header">Trait Implementations<a href="#trait-implementations" class="anchor">§</a></h2><div id="trait-implementations-list"><details class="toggle implementors-toggle" open><summary><section id="impl-AsRef%3CMdCtxRef%3E-for-MdCtx" class="impl"><a class="src rightside" href="../../src/openssl/md_ctx.rs.html#103-110">Source</a><a href="#impl-AsRef%3CMdCtxRef%3E-for-MdCtx" class="anchor">§</a><h3 class="code-header">impl <a class="trait" href="https://doc.rust-lang.org/1.93.1/core/convert/trait.AsRef.html" title="trait core::convert::AsRef">AsRef</a>&lt;<a class="struct" href="struct.MdCtxRef.html" title="struct openssl::md_ctx::MdCtxRef">MdCtxRef</a>&gt; for <a class="struct" href="struct.MdCtx.html" title="struct openssl::md_ctx::MdCtx">MdCtx</a></h3></section></summary><div class="impl-items"><details class="toggle method-toggle" open><summary><section id="method.as_ref" class="method trait-impl"><a class="src rightside" href="../../src/openssl/md_ctx.rs.html#103-110">Source</a><a href="#method.as_ref" class="anchor">§</a><h4 class="code-header">fn <a href="https://doc.rust-lang.org/1.93.1/core/convert/trait.AsRef.html#tymethod.as_ref" class="fn">as_ref</a>(&amp;self) -&gt; &amp;<a class="struct" href="struct.MdCtxRef.html" title="struct openssl::md_ctx::MdCtxRef">MdCtxRef</a></h4></section></summary><div class='docblock'>Converts this type into a shared reference of the (usually inferred) input type.</div></details></div></details><details class="toggle implementors-toggle" open><summary><section id="impl-Borrow%3CMdCtxRef%3E-for-MdCtx" class="impl"><a class="src rightside" href="../../src/openssl/md_ctx.rs.html#103-110">Source</a><a href="#impl-Borrow%3CMdCtxRef%3E-for-MdCtx" class="anchor">§</a><h3 class="code-header">impl <a class="trait" href="https://doc.rust-lang.org/1.93.1/core/borrow/trait.Borrow.html" title="trait core::borrow::Borrow">Borrow</a>&lt;<a class="struct" href="struct.MdCtxRef.html" title="struct openssl::md_ctx::MdCtxRef">MdCtxRef</a>&gt; for <a class="struct" href="struct.MdCtx.html" title="struct openssl::md_ctx::MdCtx">MdCtx</a></h3></section></summary><div class="impl-items"><details class="toggle method-toggle" open><summary><section id="method.borrow" class="method trait-impl"><a class="src rightside" href="../../src/openssl/md_ctx.rs.html#103-110">Source</a><a href="#method.borrow" class="anchor">§</a><h4 class="code-header">fn <a href="https://doc.rust-lang.org/1.93.1/core/borrow/trait.Borrow.html#tymethod.borrow" class="fn">borrow</a>(&amp;self) -&gt; &amp;<a class="struct" href="struct.MdCtxRef.html" title="struct openssl::md_ctx::MdCtxRef">MdCtxRef</a></h4></section></summary><div class='docblock'>Immutably borrows from an owned value. <a href="https://doc.rust-lang.org/1.93.1/core/borrow/trait.Borrow.html#tymethod.borrow">Read more</a></div></details></div></details><details class="toggle implementors-toggle" open><summary><section id="impl-Deref-for-MdCtx" class="impl"><a class="src rightside" href="../../src/openssl/md_ctx.rs.html#103-110">Source</a><a href="#impl-Deref-for-MdCtx" class="anchor">§</a><h3 class="code-header">impl <a class="trait" href="https://doc.rust-lang.org/1.93.1/core/ops/deref/trait.Deref.html" title="trait core::ops::deref::Deref">Deref</a> for <a class="struct" href="struct.MdCtx.html" title="struct openssl::md_ctx::MdCtx">MdCtx</a></h3></section></summary><div class="impl-items"><details class="toggle" open><summary><section id="associatedtype.Target" class="associatedtype trait-impl"><a class="src rightside" href="../../src/openssl/md_ctx.rs.html#103-110">Source</a><a href="#associatedtype.Target" class="anchor">§</a><h4 class="code-header">type <a href="https://doc.rust-lang.org/1.93.1/core/ops/deref/trait.Deref.html#associatedtype.Target" class="associatedtype">Target</a> = <a class="struct" href="struct.MdCtxRef.html" title="struct openssl::md_ctx::MdCtxRef">MdCtxRef</a></h4></section></summary><div class='docblock'>The resulting type after dereferencing.</div></details><details class="toggle method-toggle" open><summary><section id="method.deref" class="method trait-impl"><a class="src rightside" href="../../src/openssl/md_ctx.rs.html#103-110">Source</a><a href="#method.deref" class="anchor">§</a><h4 class="code-header">fn <a href="https://doc.rust-lang.org/1.93.1/core/ops/deref/trait.Deref.html#tymethod.deref" class="fn">deref</a>(&amp;self) -&gt; &amp;<a class="struct" href="struct.MdCtxRef.html" title="struct openssl::md_ctx::MdCtxRef">MdCtxRef</a></h4></section></summary><div class='docblock'>Dereferences the value.</div></details></div></details><details class="toggle implementors-toggle" open><summary><section id="impl-DerefMut-for-MdCtx" class="impl"><a class="src rightside" href="../../src/openssl/md_ctx.rs.html#103-110">Source</a><a href="#impl-DerefMut-for-MdCtx" class="anchor">§</a><h3 class="code-header">impl <a class="trait" href="https://doc.rust-lang.org/1.93.1/core/ops/deref/trait.DerefMut.html" title="trait core::ops::deref::DerefMut">DerefMut</a> for <a class="struct" href="struct.MdCtx.html" title="struct openssl::md_ctx::MdCtx">MdCtx</a></h3></section></summary><div class="impl-items"><details class="toggle method-toggle" open><summary><section id="method.deref_mut" class="method trait-impl"><a class="src rightside" href="../../src/openssl/md_ctx.rs.html#103-110">Source</a><a href="#method.deref_mut" class="anchor">§</a><h4 class="code-header">fn <a href="https://doc.rust-lang.org/1.93.1/core/ops/deref/trait.DerefMut.html#tymethod.deref_mut" class="fn">deref_mut</a>(&amp;mut self) -&gt; &amp;mut <a class="struct" href="struct.MdCtxRef.html" title="struct openssl::md_ctx::MdCtxRef">MdCtxRef</a></h4></section></summary><div class='docblock'>Mutably dereferences the value.</div></details></div></details><details class="toggle implementors-toggle" open><summary><section id="impl-Drop-for-MdCtx" class="impl"><a class="src rightside" href="../../src/openssl/md_ctx.rs.html#103-110">Source</a><a href="#impl-Drop-for-MdCtx" class="anchor">§</a><h3 class="code-header">impl <a class="trait" href="https://doc.rust-lang.org/1.93.1/core/ops/drop/trait.Drop.html" title="trait core::ops::drop::Drop">Drop</a> for <a class="struct" href="struct.MdCtx.html" title="struct openssl::md_ctx::MdCtx">MdCtx</a></h3></section></summary><div class="impl-items"><details class="toggle method-toggle" open><summary><section id="method.drop" class="method trait-impl"><a class="src rightside" href="../../src/openssl/md_ctx.rs.html#103-110">Source</a><a href="#method.drop" class="anchor">§</a><h4 class="code-header">fn <a href="https://doc.rust-lang.org/1.93.1/core/ops/drop/trait.Drop.html#tymethod.drop" class="fn">drop</a>(&amp;mut self)</h4></section></summary><div class='docblock'>Executes the destructor for this type. <a href="https://doc.rust-lang.org/1.93.1/core/ops/drop/trait.Drop.html#tymethod.drop">Read more</a></div></details></div></details><details class="toggle implementors-toggle" open><summary><section id="impl-ForeignType-for-MdCtx" class="impl"><a class="src rightside" href="../../src/openssl/md_ctx.rs.html#103-110">Source</a><a href="#impl-ForeignType-for-MdCtx" class="anchor">§</a><h3 class="code-header">impl <a class="trait" href="../../foreign_types_shared/trait.ForeignType.html" title="trait foreign_types_shared::ForeignType">ForeignType</a> for <a class="struct" href="struct.MdCtx.html" title="struct openssl::md_ctx::MdCtx">MdCtx</a></h3></section></summary><div class="impl-items"><details class="toggle" open><summary><section id="associatedtype.CType" class="associatedtype trait-impl"><a class="src rightside" href="../../src/openssl/md_ctx.rs.html#103-110">Source</a><a href="#associatedtype.CType" class="anchor">§</a><h4 class="code-header">type <a href="../../foreign_types_shared/trait.ForeignType.html#associatedtype.CType" class="associatedtype">CType</a> = <a class="enum" href="../../openssl_sys/openssl/handwritten/types/enum.EVP_MD_CTX.html" title="enum openssl_sys::openssl::handwritten::types::EVP_MD_CTX">EVP_MD_CTX</a></h4></section></summary><div class='docblock'>The raw C type.</div></details><details class="toggle" open><summary><section id="associatedtype.Ref" class="associatedtype trait-impl"><a class="src rightside" href="../../src/openssl/md_ctx.rs.html#103-110">Source</a><a href="#associatedtype.Ref" class="anchor">§</a><h4 class="code-header">type <a href="../../foreign_types_shared/trait.ForeignType.html#associatedtype.Ref" class="associatedtype">Ref</a> = <a class="struct" href="struct.MdCtxRef.html" title="struct openssl::md_ctx::MdCtxRef">MdCtxRef</a></h4></section></summary><div class='docblock'>The type representing a reference to this type.</div></details><details class="toggle method-toggle" open><summary><section id="method.from_ptr" class="method trait-impl"><a class="src rightside" href="../../src/openssl/md_ctx.rs.html#103-110">Source</a><a href="#method.from_ptr" class="anchor">§</a><h4 class="code-header">unsafe fn <a href="../../foreign_types_shared/trait.ForeignType.html#tymethod.from_ptr" class="fn">from_ptr</a>(ptr: <a class="primitive" href="https://doc.rust-lang.org/1.93.1/std/primitive.pointer.html">*mut </a><a class="enum" href="../../openssl_sys/openssl/handwritten/types/enum.EVP_MD_CTX.html" title="enum openssl_sys::openssl::handwritten::types::EVP_MD_CTX">EVP_MD_CTX</a>) -&gt; <a class="struct" href="struct.MdCtx.html" title="struct openssl::md_ctx::MdCtx">MdCtx</a></h4></section></summary><div class='docblock'>Constructs an instance of this type from its raw type.</div></details><details class="toggle method-toggle" open><summary><section id="method.as_ptr" class="method trait-impl"><a class="src rightside" href="../../src/openssl/md_ctx.rs.html#103-110">Source</a><a href="#method.as_ptr" class="anchor">§</a><h4 class="code-header">fn <a href="../../foreign_types_shared/trait.ForeignType.html#tymethod.as_ptr" class="fn">as_ptr</a>(&amp;self) -&gt; <a class="primitive" href="https://doc.rust-lang.org/1.93.1/std/primitive.pointer.html">*mut </a><a class="enum" href="../../openssl_sys/openssl/handwritten/types/enum.EVP_MD_CTX.html" title="enum openssl_sys::openssl::handwritten::types::EVP_MD_CTX">EVP_MD_CTX</a></h4></section></summary><div class='docblock'>Returns a raw pointer to the wrapped value.</div></details></div></details><section id="impl-Send-for-MdCtx" class="impl"><a class="src rightside" href="../../src/openssl/md_ctx.rs.html#103-110">Source</a><a href="#impl-Send-for-MdCtx" class="anchor">§</a><h3 class="code-header">impl <a class="trait" href="https://doc.rust-lang.org/1.93.1/core/marker/trait.Send.html" title="trait core::marker::Send">Send</a> for <a class="struct" href="struct.MdCtx.html" title="struct openssl::md_ctx::MdCtx">MdCtx</a></h3></section><section id="impl-Sync-for-MdCtx" class="impl"><a class="src rightside" href="../../src/openssl/md_ctx.rs.html#103-110">Source</a><a href="#impl-Sync-for-MdCtx" class="anchor">§</a><h3 class="code-header">impl <a class="trait" href="https://doc.rust-lang.org/1.93.1/core/marker/trait.Sync.html" title="trait core::marker::Sync">Sync</a> for <a class="struct" href="struct.MdCtx.html" title="struct openssl::md_ctx::MdCtx">MdCtx</a></h3></section></div><h2 id="synthetic-implementations" class="section-header">Auto Trait Implementations<a href="#synthetic-implementations" class="anchor">§</a></h2><div id="synthetic-implementations-list"><section id="impl-Freeze-for-MdCtx" class="impl"><a href="#impl-Freeze-for-MdCtx" class="anchor">§</a><h3 class="code-header">impl <a class="trait" href="https://doc.rust-lang.org/1.93.1/core/marker/trait.Freeze.html" title="trait core::marker::Freeze">Freeze</a> for <a class="struct" href="struct.MdCtx.html" title="struct openssl::md_ctx::MdCtx">MdCtx</a></h3></section><section id="impl-RefUnwindSafe-for-MdCtx" class="impl"><a href="#impl-RefUnwindSafe-for-MdCtx" class="anchor">§</a><h3 class="code-header">impl <a class="trait" href="https://doc.rust-lang.org/1.93.1/core/panic/unwind_safe/trait.RefUnwindSafe.html" title="trait core::panic::unwind_safe::RefUnwindSafe">RefUnwindSafe</a> for <a class="struct" href="struct.MdCtx.html" title="struct openssl::md_ctx::MdCtx">MdCtx</a></h3></section><section id="impl-Unpin-for-MdCtx" class="impl"><a href="#impl-Unpin-for-MdCtx" class="anchor">§</a><h3 class="code-header">impl <a class="trait" href="https://doc.rust-lang.org/1.93.1/core/marker/trait.Unpin.html" title="trait core::marker::Unpin">Unpin</a> for <a class="struct" href="struct.MdCtx.html" title="struct openssl::md_ctx::MdCtx">MdCtx</a></h3></section><section id="impl-UnwindSafe-for-MdCtx" class="impl"><a href="#impl-UnwindSafe-for-MdCtx" class="anchor">§</a><h3 class="code-header">impl <a class="trait" href="https://doc.rust-lang.org/1.93.1/core/panic/unwind_safe/trait.UnwindSafe.html" title="trait core::panic::unwind_safe::UnwindSafe">UnwindSafe</a> for <a class="struct" href="struct.MdCtx.html" title="struct openssl::md_ctx::MdCtx">MdCtx</a></h3></section></div><h2 id="blanket-implementations" class="section-header">Blanket Implementations<a href="#blanket-implementations" class="anchor">§</a></h2><div id="blanket-implementations-list"><details class="toggle implementors-toggle"><summary><section id="impl-Any-for-T" class="impl"><a class="src rightside" href="https://doc.rust-lang.org/1.93.1/src/core/any.rs.html#138">Source</a><a href="#impl-Any-for-T" class="anchor">§</a><h3 class="code-header">impl&lt;T&gt; <a class="trait" href="https://doc.rust-lang.org/1.93.1/core/any/trait.Any.html" title="trait core::any::Any">Any</a> for T<div class="where">where
T: 'static + ?<a class="trait" href="https://doc.rust-lang.org/1.93.1/core/marker/trait.Sized.html" title="trait core::marker::Sized">Sized</a>,</div></h3></section></summary><div class="impl-items"><details class="toggle method-toggle" open><summary><section id="method.type_id" class="method trait-impl"><a class="src rightside" href="https://doc.rust-lang.org/1.93.1/src/core/any.rs.html#139">Source</a><a href="#method.type_id" class="anchor">§</a><h4 class="code-header">fn <a href="https://doc.rust-lang.org/1.93.1/core/any/trait.Any.html#tymethod.type_id" class="fn">type_id</a>(&amp;self) -&gt; <a class="struct" href="https://doc.rust-lang.org/1.93.1/core/any/struct.TypeId.html" title="struct core::any::TypeId">TypeId</a></h4></section></summary><div class='docblock'>Gets the <code>TypeId</code> of <code>self</code>. <a href="https://doc.rust-lang.org/1.93.1/core/any/trait.Any.html#tymethod.type_id">Read more</a></div></details></div></details><details class="toggle implementors-toggle"><summary><section id="impl-Borrow%3CT%3E-for-T" class="impl"><a class="src rightside" href="https://doc.rust-lang.org/1.93.1/src/core/borrow.rs.html#212">Source</a><a href="#impl-Borrow%3CT%3E-for-T" class="anchor">§</a><h3 class="code-header">impl&lt;T&gt; <a class="trait" href="https://doc.rust-lang.org/1.93.1/core/borrow/trait.Borrow.html" title="trait core::borrow::Borrow">Borrow</a>&lt;T&gt; for T<div class="where">where
T: ?<a class="trait" href="https://doc.rust-lang.org/1.93.1/core/marker/trait.Sized.html" title="trait core::marker::Sized">Sized</a>,</div></h3></section></summary><div class="impl-items"><details class="toggle method-toggle" open><summary><section id="method.borrow-1" class="method trait-impl"><a class="src rightside" href="https://doc.rust-lang.org/1.93.1/src/core/borrow.rs.html#214">Source</a><a href="#method.borrow-1" class="anchor">§</a><h4 class="code-header">fn <a href="https://doc.rust-lang.org/1.93.1/core/borrow/trait.Borrow.html#tymethod.borrow" class="fn">borrow</a>(&amp;self) -&gt; <a class="primitive" href="https://doc.rust-lang.org/1.93.1/std/primitive.reference.html">&amp;T</a></h4></section></summary><div class='docblock'>Immutably borrows from an owned value. <a href="https://doc.rust-lang.org/1.93.1/core/borrow/trait.Borrow.html#tymethod.borrow">Read more</a></div></details></div></details><details class="toggle implementors-toggle"><summary><section id="impl-BorrowMut%3CT%3E-for-T" class="impl"><a class="src rightside" href="https://doc.rust-lang.org/1.93.1/src/core/borrow.rs.html#221">Source</a><a href="#impl-BorrowMut%3CT%3E-for-T" class="anchor">§</a><h3 class="code-header">impl&lt;T&gt; <a class="trait" href="https://doc.rust-lang.org/1.93.1/core/borrow/trait.BorrowMut.html" title="trait core::borrow::BorrowMut">BorrowMut</a>&lt;T&gt; for T<div class="where">where
T: ?<a class="trait" href="https://doc.rust-lang.org/1.93.1/core/marker/trait.Sized.html" title="trait core::marker::Sized">Sized</a>,</div></h3></section></summary><div class="impl-items"><details class="toggle method-toggle" open><summary><section id="method.borrow_mut" class="method trait-impl"><a class="src rightside" href="https://doc.rust-lang.org/1.93.1/src/core/borrow.rs.html#222">Source</a><a href="#method.borrow_mut" class="anchor">§</a><h4 class="code-header">fn <a href="https://doc.rust-lang.org/1.93.1/core/borrow/trait.BorrowMut.html#tymethod.borrow_mut" class="fn">borrow_mut</a>(&amp;mut self) -&gt; <a class="primitive" href="https://doc.rust-lang.org/1.93.1/std/primitive.reference.html">&amp;mut T</a></h4></section></summary><div class='docblock'>Mutably borrows from an owned value. <a href="https://doc.rust-lang.org/1.93.1/core/borrow/trait.BorrowMut.html#tymethod.borrow_mut">Read more</a></div></details></div></details><details class="toggle implementors-toggle"><summary><section id="impl-From%3CT%3E-for-T" class="impl"><a class="src rightside" href="https://doc.rust-lang.org/1.93.1/src/core/convert/mod.rs.html#785">Source</a><a href="#impl-From%3CT%3E-for-T" class="anchor">§</a><h3 class="code-header">impl&lt;T&gt; <a class="trait" href="https://doc.rust-lang.org/1.93.1/core/convert/trait.From.html" title="trait core::convert::From">From</a>&lt;T&gt; for T</h3></section></summary><div class="impl-items"><details class="toggle method-toggle" open><summary><section id="method.from" class="method trait-impl"><a class="src rightside" href="https://doc.rust-lang.org/1.93.1/src/core/convert/mod.rs.html#788">Source</a><a href="#method.from" class="anchor">§</a><h4 class="code-header">fn <a href="https://doc.rust-lang.org/1.93.1/core/convert/trait.From.html#tymethod.from" class="fn">from</a>(t: T) -&gt; T</h4></section></summary><div class="docblock"><p>Returns the argument unchanged.</p>
</div></details></div></details><details class="toggle implementors-toggle"><summary><section id="impl-Into%3CU%3E-for-T" class="impl"><a class="src rightside" href="https://doc.rust-lang.org/1.93.1/src/core/convert/mod.rs.html#767-769">Source</a><a href="#impl-Into%3CU%3E-for-T" class="anchor">§</a><h3 class="code-header">impl&lt;T, U&gt; <a class="trait" href="https://doc.rust-lang.org/1.93.1/core/convert/trait.Into.html" title="trait core::convert::Into">Into</a>&lt;U&gt; for T<div class="where">where
U: <a class="trait" href="https://doc.rust-lang.org/1.93.1/core/convert/trait.From.html" title="trait core::convert::From">From</a>&lt;T&gt;,</div></h3></section></summary><div class="impl-items"><details class="toggle method-toggle" open><summary><section id="method.into" class="method trait-impl"><a class="src rightside" href="https://doc.rust-lang.org/1.93.1/src/core/convert/mod.rs.html#777">Source</a><a href="#method.into" class="anchor">§</a><h4 class="code-header">fn <a href="https://doc.rust-lang.org/1.93.1/core/convert/trait.Into.html#tymethod.into" class="fn">into</a>(self) -&gt; U</h4></section></summary><div class="docblock"><p>Calls <code>U::from(self)</code>.</p>
<p>That is, this conversion is whatever the implementation of
<code><a href="https://doc.rust-lang.org/1.93.1/core/convert/trait.From.html" title="trait core::convert::From">From</a>&lt;T&gt; for U</code> chooses to do.</p>
</div></details></div></details><details class="toggle implementors-toggle"><summary><section id="impl-Receiver-for-P" class="impl"><a class="src rightside" href="https://doc.rust-lang.org/1.93.1/src/core/ops/deref.rs.html#378-380">Source</a><a href="#impl-Receiver-for-P" class="anchor">§</a><h3 class="code-header">impl&lt;P, T&gt; <a class="trait" href="https://doc.rust-lang.org/1.93.1/core/ops/deref/trait.Receiver.html" title="trait core::ops::deref::Receiver">Receiver</a> for P<div class="where">where
P: <a class="trait" href="https://doc.rust-lang.org/1.93.1/core/ops/deref/trait.Deref.html" title="trait core::ops::deref::Deref">Deref</a>&lt;Target = T&gt; + ?<a class="trait" href="https://doc.rust-lang.org/1.93.1/core/marker/trait.Sized.html" title="trait core::marker::Sized">Sized</a>,
T: ?<a class="trait" href="https://doc.rust-lang.org/1.93.1/core/marker/trait.Sized.html" title="trait core::marker::Sized">Sized</a>,</div></h3></section></summary><div class="impl-items"><details class="toggle" open><summary><section id="associatedtype.Target-1" class="associatedtype trait-impl"><a class="src rightside" href="https://doc.rust-lang.org/1.93.1/src/core/ops/deref.rs.html#382">Source</a><a href="#associatedtype.Target-1" class="anchor">§</a><h4 class="code-header">type <a href="https://doc.rust-lang.org/1.93.1/core/ops/deref/trait.Receiver.html#associatedtype.Target" class="associatedtype">Target</a> = T</h4></section></summary><span class="item-info"><div class="stab unstable"><span class="emoji">🔬</span><span>This is a nightly-only experimental API. (<code>arbitrary_self_types</code>)</span></div></span><div class='docblock'>The target type on which the method may be called.</div></details></div></details><details class="toggle implementors-toggle"><summary><section id="impl-TryFrom%3CU%3E-for-T" class="impl"><a class="src rightside" href="https://doc.rust-lang.org/1.93.1/src/core/convert/mod.rs.html#827-829">Source</a><a href="#impl-TryFrom%3CU%3E-for-T" class="anchor">§</a><h3 class="code-header">impl&lt;T, U&gt; <a class="trait" href="https://doc.rust-lang.org/1.93.1/core/convert/trait.TryFrom.html" title="trait core::convert::TryFrom">TryFrom</a>&lt;U&gt; for T<div class="where">where
U: <a class="trait" href="https://doc.rust-lang.org/1.93.1/core/convert/trait.Into.html" title="trait core::convert::Into">Into</a>&lt;T&gt;,</div></h3></section></summary><div class="impl-items"><details class="toggle" open><summary><section id="associatedtype.Error-1" class="associatedtype trait-impl"><a class="src rightside" href="https://doc.rust-lang.org/1.93.1/src/core/convert/mod.rs.html#831">Source</a><a href="#associatedtype.Error-1" class="anchor">§</a><h4 class="code-header">type <a href="https://doc.rust-lang.org/1.93.1/core/convert/trait.TryFrom.html#associatedtype.Error" class="associatedtype">Error</a> = <a class="enum" href="https://doc.rust-lang.org/1.93.1/core/convert/enum.Infallible.html" title="enum core::convert::Infallible">Infallible</a></h4></section></summary><div class='docblock'>The type returned in the event of a conversion error.</div></details><details class="toggle method-toggle" open><summary><section id="method.try_from" class="method trait-impl"><a class="src rightside" href="https://doc.rust-lang.org/1.93.1/src/core/convert/mod.rs.html#834">Source</a><a href="#method.try_from" class="anchor">§</a><h4 class="code-header">fn <a href="https://doc.rust-lang.org/1.93.1/core/convert/trait.TryFrom.html#tymethod.try_from" class="fn">try_from</a>(value: U) -&gt; <a class="enum" href="https://doc.rust-lang.org/1.93.1/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/1.93.1/core/convert/trait.TryFrom.html" title="trait core::convert::TryFrom">TryFrom</a>&lt;U&gt;&gt;::<a class="associatedtype" href="https://doc.rust-lang.org/1.93.1/core/convert/trait.TryFrom.html#associatedtype.Error" title="type core::convert::TryFrom::Error">Error</a>&gt;</h4></section></summary><div class='docblock'>Performs the conversion.</div></details></div></details><details class="toggle implementors-toggle"><summary><section id="impl-TryInto%3CU%3E-for-T" class="impl"><a class="src rightside" href="https://doc.rust-lang.org/1.93.1/src/core/convert/mod.rs.html#811-813">Source</a><a href="#impl-TryInto%3CU%3E-for-T" class="anchor">§</a><h3 class="code-header">impl&lt;T, U&gt; <a class="trait" href="https://doc.rust-lang.org/1.93.1/core/convert/trait.TryInto.html" title="trait core::convert::TryInto">TryInto</a>&lt;U&gt; for T<div class="where">where
U: <a class="trait" href="https://doc.rust-lang.org/1.93.1/core/convert/trait.TryFrom.html" title="trait core::convert::TryFrom">TryFrom</a>&lt;T&gt;,</div></h3></section></summary><div class="impl-items"><details class="toggle" open><summary><section id="associatedtype.Error" class="associatedtype trait-impl"><a class="src rightside" href="https://doc.rust-lang.org/1.93.1/src/core/convert/mod.rs.html#815">Source</a><a href="#associatedtype.Error" class="anchor">§</a><h4 class="code-header">type <a href="https://doc.rust-lang.org/1.93.1/core/convert/trait.TryInto.html#associatedtype.Error" class="associatedtype">Error</a> = &lt;U as <a class="trait" href="https://doc.rust-lang.org/1.93.1/core/convert/trait.TryFrom.html" title="trait core::convert::TryFrom">TryFrom</a>&lt;T&gt;&gt;::<a class="associatedtype" href="https://doc.rust-lang.org/1.93.1/core/convert/trait.TryFrom.html#associatedtype.Error" title="type core::convert::TryFrom::Error">Error</a></h4></section></summary><div class='docblock'>The type returned in the event of a conversion error.</div></details><details class="toggle method-toggle" open><summary><section id="method.try_into" class="method trait-impl"><a class="src rightside" href="https://doc.rust-lang.org/1.93.1/src/core/convert/mod.rs.html#818">Source</a><a href="#method.try_into" class="anchor">§</a><h4 class="code-header">fn <a href="https://doc.rust-lang.org/1.93.1/core/convert/trait.TryInto.html#tymethod.try_into" class="fn">try_into</a>(self) -&gt; <a class="enum" href="https://doc.rust-lang.org/1.93.1/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/1.93.1/core/convert/trait.TryFrom.html" title="trait core::convert::TryFrom">TryFrom</a>&lt;T&gt;&gt;::<a class="associatedtype" href="https://doc.rust-lang.org/1.93.1/core/convert/trait.TryFrom.html#associatedtype.Error" title="type core::convert::TryFrom::Error">Error</a>&gt;</h4></section></summary><div class='docblock'>Performs the conversion.</div></details></div></details></div></section></div></main></body></html>
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