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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="Wrapper to safely allocate memory for guest VMs."><meta name="keywords" content="rust, rustlang, rust-lang, UserMem"><title>UserMem in kvm_rs - Rust</title><link rel="preload" as="font" type="font/woff2" crossorigin href="../SourceSerif4-Regular.ttf.woff2"><link rel="preload" as="font" type="font/woff2" crossorigin href="../FiraSans-Regular.woff2"><link rel="preload" as="font" type="font/woff2" crossorigin href="../FiraSans-Medium.woff2"><link rel="preload" as="font" type="font/woff2" crossorigin href="../SourceCodePro-Regular.ttf.woff2"><link rel="preload" as="font" type="font/woff2" crossorigin href="../SourceSerif4-Bold.ttf.woff2"><link rel="preload" as="font" type="font/woff2" crossorigin href="../SourceCodePro-Semibold.ttf.woff2"><link rel="stylesheet" type="text/css" href="../normalize.css"><link rel="stylesheet" type="text/css" href="../rustdoc.css" id="mainThemeStyle"><link rel="stylesheet" type="text/css" href="../ayu.css" disabled><link rel="stylesheet" type="text/css" href="../dark.css" disabled><link rel="stylesheet" type="text/css" href="../light.css" id="themeStyle"><script id="default-settings" ></script><script src="../storage.js"></script><script src="../crates.js"></script><script defer src="../main.js"></script>
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</a><h2 class="location"><a href="#">UserMem</a></h2><div class="sidebar-elems"><section><div class="block"><h3 class="sidebar-title"><a href="#implementations">Methods</a></h3><ul><li><a href="#method.load">load</a></li><li><a href="#method.new">new</a></li><li><a href="#method.with_init">with_init</a></li></ul></div><div class="block"><h3 class="sidebar-title"><a href="#trait-implementations">Trait Implementations</a></h3><ul><li><a href="#impl-AsMut%3C%5Bu8%5D%3E">AsMut<[u8]></a></li><li><a href="#impl-AsRef%3C%5Bu8%5D%3E">AsRef<[u8]></a></li><li><a href="#impl-Drop">Drop</a></li></ul></div><div class="block"><h3 class="sidebar-title"><a href="#synthetic-implementations">Auto Trait Implementations</a></h3><ul><li><a href="#impl-RefUnwindSafe">RefUnwindSafe</a></li><li><a href="#impl-Send">!Send</a></li><li><a href="#impl-Sync">!Sync</a></li><li><a href="#impl-Unpin">Unpin</a></li><li><a href="#impl-UnwindSafe">UnwindSafe</a></li></ul></div><div class="block"><h3 class="sidebar-title"><a href="#blanket-implementations">Blanket Implementations</a></h3><ul><li><a href="#impl-Any">Any</a></li><li><a href="#impl-Borrow%3CT%3E">Borrow<T></a></li><li><a href="#impl-BorrowMut%3CT%3E">BorrowMut<T></a></li><li><a href="#impl-From%3CT%3E">From<T></a></li><li><a href="#impl-Into%3CU%3E">Into<U></a></li><li><a href="#impl-TryFrom%3CU%3E">TryFrom<U></a></li><li><a href="#impl-TryInto%3CU%3E">TryInto<U></a></li></ul></div></section><h2 class="location"><a href="index.html">In kvm_rs</a></h2><div id="sidebar-vars" data-name="UserMem" data-ty="struct" data-relpath=""></div><script defer src="sidebar-items.js"></script></div></nav><main><div class="width-limiter"><div class="sub-container"><a class="sub-logo-container" href="../kvm_rs/index.html"><img class="rust-logo" src="../rust-logo.svg" alt="logo"></a><nav class="sub"><div class="theme-picker hidden"><button id="theme-picker" aria-label="Pick another theme!" aria-haspopup="menu" title="themes"><img width="22" height="22" alt="Pick another theme!" src="../brush.svg"></button><div id="theme-choices" role="menu"></div></div><form class="search-form"><div class="search-container"><span></span><input class="search-input" name="search" autocomplete="off" spellcheck="false" placeholder="Click or press ‘S’ to search, ‘?’ for more options…" type="search"><button type="button" id="help-button" title="help">?</button><a id="settings-menu" href="../settings.html" title="settings"><img width="22" height="22" alt="Change settings" src="../wheel.svg"></a></div></form></nav></div><section id="main-content" class="content"><div class="main-heading">
<h1 class="fqn"><span class="in-band">Struct <a href="index.html">kvm_rs</a>::<wbr><a class="struct" href="#">UserMem</a><button id="copy-path" onclick="copy_path(this)" title="Copy item path to clipboard"><img src="../clipboard.svg" width="19" height="18" alt="Copy item path"></button></span></h1><span class="out-of-band"><a class="srclink" href="../src/kvm_rs/lib.rs.html#39-42">source</a> · <a id="toggle-all-docs" href="javascript:void(0)" title="collapse all docs">[<span class="inner">−</span>]</a></span></div><div class="docblock item-decl"><pre class="rust struct"><code>pub struct UserMem { /* private fields */ }</code></pre></div><details class="rustdoc-toggle top-doc" open><summary class="hideme"><span>Expand description</span></summary><div class="docblock"><p>Wrapper to safely allocate memory for guest VMs.</p>
<p>The underlying memory is freed automatically once the <code>UserMem</code> instance is dropped.</p>
<p>Memory can be mapped into a guest VM with
<a href="vm/struct.Vm.html#method.set_user_memory_region"><code>Vm::set_user_memory_region</code></a>.</p>
</div></details><h2 id="implementations" class="small-section-header">Implementations<a href="#implementations" class="anchor"></a></h2><details class="rustdoc-toggle implementors-toggle" open><summary><section id="impl" class="impl has-srclink"><span class="rightside"><a class="srclink" href="../src/kvm_rs/lib.rs.html#44-93">source</a></span><a href="#impl" class="anchor"></a><h3 class="code-header in-band">impl <a class="struct" href="struct.UserMem.html" title="struct kvm_rs::UserMem">UserMem</a></h3></section></summary><div class="impl-items"><details class="rustdoc-toggle method-toggle" open><summary><section id="method.new" class="method has-srclink"><span class="rightside"><a class="srclink" href="../src/kvm_rs/lib.rs.html#46-66">source</a></span><a href="#method.new" class="anchor"></a><h4 class="code-header">pub fn <a href="#method.new" class="fnname">new</a>(len: <a class="primitive" href="https://doc.rust-lang.org/1.60.0/std/primitive.usize.html">usize</a>) -> <a class="type" href="https://doc.rust-lang.org/1.60.0/std/io/error/type.Result.html" title="type std::io::error::Result">Result</a><<a class="struct" href="struct.UserMem.html" title="struct kvm_rs::UserMem">UserMem</a>></h4></section></summary><div class="docblock"><p>Allocate a zero-initialized memory region of <code>len</code> bytes.</p>
</div></details><details class="rustdoc-toggle method-toggle" open><summary><section id="method.with_init" class="method has-srclink"><span class="rightside"><a class="srclink" href="../src/kvm_rs/lib.rs.html#74-80">source</a></span><a href="#method.with_init" class="anchor"></a><h4 class="code-header">pub fn <a href="#method.with_init" class="fnname">with_init</a>(len: <a class="primitive" href="https://doc.rust-lang.org/1.60.0/std/primitive.usize.html">usize</a>, init_from: <a class="primitive" href="https://doc.rust-lang.org/1.60.0/std/primitive.slice.html">&[</a><a class="primitive" href="https://doc.rust-lang.org/1.60.0/std/primitive.u8.html">u8</a><a class="primitive" href="https://doc.rust-lang.org/1.60.0/std/primitive.slice.html">]</a>) -> <a class="type" href="https://doc.rust-lang.org/1.60.0/std/io/error/type.Result.html" title="type std::io::error::Result">Result</a><<a class="struct" href="struct.UserMem.html" title="struct kvm_rs::UserMem">UserMem</a>></h4></section></summary><div class="docblock"><p>Allocate a zero-initialized memory region of <code>len</code> bytes and initialize the first bytes
with <code>init_from</code>.</p>
<h5 id="panics"><a href="#panics">Panics</a></h5>
<p>Panics if <code>init_from</code> is larger than the memory size <code>len</code>.</p>
</div></details><details class="rustdoc-toggle method-toggle" open><summary><section id="method.load" class="method has-srclink"><span class="rightside"><a class="srclink" href="../src/kvm_rs/lib.rs.html#87-92">source</a></span><a href="#method.load" class="anchor"></a><h4 class="code-header">pub fn <a href="#method.load" class="fnname">load</a>(&mut self, addr: <a class="struct" href="struct.PhysAddr.html" title="struct kvm_rs::PhysAddr">PhysAddr</a>, data: <a class="primitive" href="https://doc.rust-lang.org/1.60.0/std/primitive.slice.html">&[</a><a class="primitive" href="https://doc.rust-lang.org/1.60.0/std/primitive.u8.html">u8</a><a class="primitive" href="https://doc.rust-lang.org/1.60.0/std/primitive.slice.html">]</a>)</h4></section></summary><div class="docblock"><p>Load the bytes stored in <code>data</code> into memory at physical address <code>addr</code>.</p>
<h5 id="panics-1"><a href="#panics-1">Panics</a></h5>
<p>Panics if <code>addr + data.len</code> is larger than the memory size <code>len</code>.</p>
</div></details></div></details><h2 id="trait-implementations" class="small-section-header">Trait Implementations<a href="#trait-implementations" class="anchor"></a></h2><div id="trait-implementations-list"><details class="rustdoc-toggle implementors-toggle" open><summary><section id="impl-AsMut%3C%5Bu8%5D%3E" class="impl has-srclink"><span class="rightside"><a class="srclink" href="../src/kvm_rs/lib.rs.html#108-112">source</a></span><a href="#impl-AsMut%3C%5Bu8%5D%3E" class="anchor"></a><h3 class="code-header in-band">impl <a class="trait" href="https://doc.rust-lang.org/1.60.0/core/convert/trait.AsMut.html" title="trait core::convert::AsMut">AsMut</a><<a class="primitive" href="https://doc.rust-lang.org/1.60.0/std/primitive.slice.html">[</a><a class="primitive" href="https://doc.rust-lang.org/1.60.0/std/primitive.u8.html">u8</a><a class="primitive" href="https://doc.rust-lang.org/1.60.0/std/primitive.slice.html">]</a>> for <a class="struct" href="struct.UserMem.html" title="struct kvm_rs::UserMem">UserMem</a></h3></section></summary><div class="impl-items"><details class="rustdoc-toggle method-toggle" open><summary><section id="method.as_mut" class="method trait-impl has-srclink"><span class="rightside"><a class="srclink" href="../src/kvm_rs/lib.rs.html#109-111">source</a></span><a href="#method.as_mut" class="anchor"></a><h4 class="code-header">fn <a href="https://doc.rust-lang.org/1.60.0/core/convert/trait.AsMut.html#tymethod.as_mut" class="fnname">as_mut</a>(&mut self) -> <a class="primitive" href="https://doc.rust-lang.org/1.60.0/std/primitive.slice.html">&mut [</a><a class="primitive" href="https://doc.rust-lang.org/1.60.0/std/primitive.u8.html">u8</a><a class="primitive" href="https://doc.rust-lang.org/1.60.0/std/primitive.slice.html">]</a><span class="notable-traits"><span class="notable-traits-tooltip">ⓘ<span class="notable-traits-tooltiptext"><span class="docblock"><span class="notable">Notable traits for <a class="primitive" href="https://doc.rust-lang.org/1.60.0/std/primitive.slice.html">&'_ mut [</a><a class="primitive" href="https://doc.rust-lang.org/1.60.0/std/primitive.u8.html">u8</a><a class="primitive" href="https://doc.rust-lang.org/1.60.0/std/primitive.slice.html">]</a></span><code class="content"><span class="where fmt-newline">impl<'_> <a class="trait" href="https://doc.rust-lang.org/1.60.0/std/io/trait.Write.html" title="trait std::io::Write">Write</a> for <a class="primitive" href="https://doc.rust-lang.org/1.60.0/std/primitive.slice.html">&'_ mut [</a><a class="primitive" href="https://doc.rust-lang.org/1.60.0/std/primitive.u8.html">u8</a><a class="primitive" href="https://doc.rust-lang.org/1.60.0/std/primitive.slice.html">]</a></span><span class="where fmt-newline">impl<'_> <a class="trait" href="https://doc.rust-lang.org/1.60.0/std/io/trait.Read.html" title="trait std::io::Read">Read</a> for <a class="primitive" href="https://doc.rust-lang.org/1.60.0/std/primitive.slice.html">&'_ [</a><a class="primitive" href="https://doc.rust-lang.org/1.60.0/std/primitive.u8.html">u8</a><a class="primitive" href="https://doc.rust-lang.org/1.60.0/std/primitive.slice.html">]</a></span></code></span></span></span></span></h4></section></summary><div class='docblock'><p>Performs the conversion.</p>
</div></details></div></details><details class="rustdoc-toggle implementors-toggle" open><summary><section id="impl-AsRef%3C%5Bu8%5D%3E" class="impl has-srclink"><span class="rightside"><a class="srclink" href="../src/kvm_rs/lib.rs.html#102-106">source</a></span><a href="#impl-AsRef%3C%5Bu8%5D%3E" class="anchor"></a><h3 class="code-header in-band">impl <a class="trait" href="https://doc.rust-lang.org/1.60.0/core/convert/trait.AsRef.html" title="trait core::convert::AsRef">AsRef</a><<a class="primitive" href="https://doc.rust-lang.org/1.60.0/std/primitive.slice.html">[</a><a class="primitive" href="https://doc.rust-lang.org/1.60.0/std/primitive.u8.html">u8</a><a class="primitive" href="https://doc.rust-lang.org/1.60.0/std/primitive.slice.html">]</a>> for <a class="struct" href="struct.UserMem.html" title="struct kvm_rs::UserMem">UserMem</a></h3></section></summary><div class="impl-items"><details class="rustdoc-toggle method-toggle" open><summary><section id="method.as_ref" class="method trait-impl has-srclink"><span class="rightside"><a class="srclink" href="../src/kvm_rs/lib.rs.html#103-105">source</a></span><a href="#method.as_ref" class="anchor"></a><h4 class="code-header">fn <a href="https://doc.rust-lang.org/1.60.0/core/convert/trait.AsRef.html#tymethod.as_ref" class="fnname">as_ref</a>(&self) -> <a class="primitive" href="https://doc.rust-lang.org/1.60.0/std/primitive.slice.html">&[</a><a class="primitive" href="https://doc.rust-lang.org/1.60.0/std/primitive.u8.html">u8</a><a class="primitive" href="https://doc.rust-lang.org/1.60.0/std/primitive.slice.html">]</a><span class="notable-traits"><span class="notable-traits-tooltip">ⓘ<span class="notable-traits-tooltiptext"><span class="docblock"><span class="notable">Notable traits for <a class="primitive" href="https://doc.rust-lang.org/1.60.0/std/primitive.slice.html">&'_ mut [</a><a class="primitive" href="https://doc.rust-lang.org/1.60.0/std/primitive.u8.html">u8</a><a class="primitive" href="https://doc.rust-lang.org/1.60.0/std/primitive.slice.html">]</a></span><code class="content"><span class="where fmt-newline">impl<'_> <a class="trait" href="https://doc.rust-lang.org/1.60.0/std/io/trait.Write.html" title="trait std::io::Write">Write</a> for <a class="primitive" href="https://doc.rust-lang.org/1.60.0/std/primitive.slice.html">&'_ mut [</a><a class="primitive" href="https://doc.rust-lang.org/1.60.0/std/primitive.u8.html">u8</a><a class="primitive" href="https://doc.rust-lang.org/1.60.0/std/primitive.slice.html">]</a></span><span class="where fmt-newline">impl<'_> <a class="trait" href="https://doc.rust-lang.org/1.60.0/std/io/trait.Read.html" title="trait std::io::Read">Read</a> for <a class="primitive" href="https://doc.rust-lang.org/1.60.0/std/primitive.slice.html">&'_ [</a><a class="primitive" href="https://doc.rust-lang.org/1.60.0/std/primitive.u8.html">u8</a><a class="primitive" href="https://doc.rust-lang.org/1.60.0/std/primitive.slice.html">]</a></span></code></span></span></span></span></h4></section></summary><div class='docblock'><p>Performs the conversion.</p>
</div></details></div></details><details class="rustdoc-toggle implementors-toggle" open><summary><section id="impl-Drop" class="impl has-srclink"><span class="rightside"><a class="srclink" href="../src/kvm_rs/lib.rs.html#95-100">source</a></span><a href="#impl-Drop" class="anchor"></a><h3 class="code-header in-band">impl <a class="trait" href="https://doc.rust-lang.org/1.60.0/core/ops/drop/trait.Drop.html" title="trait core::ops::drop::Drop">Drop</a> for <a class="struct" href="struct.UserMem.html" title="struct kvm_rs::UserMem">UserMem</a></h3></section></summary><div class="impl-items"><details class="rustdoc-toggle method-toggle" open><summary><section id="method.drop" class="method trait-impl has-srclink"><span class="rightside"><a class="srclink" href="../src/kvm_rs/lib.rs.html#97-99">source</a></span><a href="#method.drop" class="anchor"></a><h4 class="code-header">fn <a href="https://doc.rust-lang.org/1.60.0/core/ops/drop/trait.Drop.html#tymethod.drop" class="fnname">drop</a>(&mut self)</h4></section></summary><div class="docblock"><p>Free underlying memory.</p>
</div></details></div></details></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"><section id="impl-RefUnwindSafe" class="impl has-srclink"><a href="#impl-RefUnwindSafe" class="anchor"></a><h3 class="code-header in-band">impl <a class="trait" href="https://doc.rust-lang.org/1.60.0/core/panic/unwind_safe/trait.RefUnwindSafe.html" title="trait core::panic::unwind_safe::RefUnwindSafe">RefUnwindSafe</a> for <a class="struct" href="struct.UserMem.html" title="struct kvm_rs::UserMem">UserMem</a></h3></section><section id="impl-Send" class="impl has-srclink"><a href="#impl-Send" class="anchor"></a><h3 class="code-header in-band">impl !<a class="trait" href="https://doc.rust-lang.org/1.60.0/core/marker/trait.Send.html" title="trait core::marker::Send">Send</a> for <a class="struct" href="struct.UserMem.html" title="struct kvm_rs::UserMem">UserMem</a></h3></section><section id="impl-Sync" class="impl has-srclink"><a href="#impl-Sync" class="anchor"></a><h3 class="code-header in-band">impl !<a class="trait" href="https://doc.rust-lang.org/1.60.0/core/marker/trait.Sync.html" title="trait core::marker::Sync">Sync</a> for <a class="struct" href="struct.UserMem.html" title="struct kvm_rs::UserMem">UserMem</a></h3></section><section id="impl-Unpin" class="impl has-srclink"><a href="#impl-Unpin" class="anchor"></a><h3 class="code-header in-band">impl <a class="trait" href="https://doc.rust-lang.org/1.60.0/core/marker/trait.Unpin.html" title="trait core::marker::Unpin">Unpin</a> for <a class="struct" href="struct.UserMem.html" title="struct kvm_rs::UserMem">UserMem</a></h3></section><section id="impl-UnwindSafe" class="impl has-srclink"><a href="#impl-UnwindSafe" class="anchor"></a><h3 class="code-header in-band">impl <a class="trait" href="https://doc.rust-lang.org/1.60.0/core/panic/unwind_safe/trait.UnwindSafe.html" title="trait core::panic::unwind_safe::UnwindSafe">UnwindSafe</a> for <a class="struct" href="struct.UserMem.html" title="struct kvm_rs::UserMem">UserMem</a></h3></section></div><h2 id="blanket-implementations" class="small-section-header">Blanket Implementations<a href="#blanket-implementations" class="anchor"></a></h2><div id="blanket-implementations-list"><details class="rustdoc-toggle implementors-toggle" open><summary><section id="impl-Any" class="impl has-srclink"><span class="rightside"><a class="srclink" href="https://doc.rust-lang.org/1.60.0/src/core/any.rs.html#132-136">source</a></span><a href="#impl-Any" class="anchor"></a><h3 class="code-header in-band">impl<T> <a class="trait" href="https://doc.rust-lang.org/1.60.0/core/any/trait.Any.html" title="trait core::any::Any">Any</a> for T <span class="where fmt-newline">where<br> T: 'static + ?<a class="trait" href="https://doc.rust-lang.org/1.60.0/core/marker/trait.Sized.html" title="trait core::marker::Sized">Sized</a>, </span></h3></section></summary><div class="impl-items"><details class="rustdoc-toggle method-toggle" open><summary><section id="method.type_id" class="method trait-impl has-srclink"><span class="rightside"><a class="srclink" href="https://doc.rust-lang.org/1.60.0/src/core/any.rs.html#133">source</a></span><a href="#method.type_id" class="anchor"></a><h4 class="code-header">pub fn <a href="https://doc.rust-lang.org/1.60.0/core/any/trait.Any.html#tymethod.type_id" class="fnname">type_id</a>(&self) -> <a class="struct" href="https://doc.rust-lang.org/1.60.0/core/any/struct.TypeId.html" title="struct core::any::TypeId">TypeId</a></h4></section></summary><div class='docblock'><p>Gets the <code>TypeId</code> of <code>self</code>. <a href="https://doc.rust-lang.org/1.60.0/core/any/trait.Any.html#tymethod.type_id">Read more</a></p>
</div></details></div></details><details class="rustdoc-toggle implementors-toggle" open><summary><section id="impl-Borrow%3CT%3E" class="impl has-srclink"><span class="rightside"><a class="srclink" href="https://doc.rust-lang.org/1.60.0/src/core/borrow.rs.html#209-214">source</a></span><a href="#impl-Borrow%3CT%3E" class="anchor"></a><h3 class="code-header in-band">impl<T> <a class="trait" href="https://doc.rust-lang.org/1.60.0/core/borrow/trait.Borrow.html" title="trait core::borrow::Borrow">Borrow</a><T> for T <span class="where fmt-newline">where<br> T: ?<a class="trait" href="https://doc.rust-lang.org/1.60.0/core/marker/trait.Sized.html" title="trait core::marker::Sized">Sized</a>, </span></h3></section></summary><div class="impl-items"><details class="rustdoc-toggle method-toggle" open><summary><section id="method.borrow" class="method trait-impl has-srclink"><span class="rightside"><span class="since" title="const unstable">const: <a href="https://github.com/rust-lang/rust/issues/91522" title="Tracking issue for const_borrow">unstable</a></span> · <a class="srclink" href="https://doc.rust-lang.org/1.60.0/src/core/borrow.rs.html#211">source</a></span><a href="#method.borrow" class="anchor"></a><h4 class="code-header">pub fn <a href="https://doc.rust-lang.org/1.60.0/core/borrow/trait.Borrow.html#tymethod.borrow" class="fnname">borrow</a>(&self) -> <a class="primitive" href="https://doc.rust-lang.org/1.60.0/std/primitive.reference.html">&</a>T</h4></section></summary><div class='docblock'><p>Immutably borrows from an owned value. <a href="https://doc.rust-lang.org/1.60.0/core/borrow/trait.Borrow.html#tymethod.borrow">Read more</a></p>
</div></details></div></details><details class="rustdoc-toggle implementors-toggle" open><summary><section id="impl-BorrowMut%3CT%3E" class="impl has-srclink"><span class="rightside"><a class="srclink" href="https://doc.rust-lang.org/1.60.0/src/core/borrow.rs.html#218-222">source</a></span><a href="#impl-BorrowMut%3CT%3E" class="anchor"></a><h3 class="code-header in-band">impl<T> <a class="trait" href="https://doc.rust-lang.org/1.60.0/core/borrow/trait.BorrowMut.html" title="trait core::borrow::BorrowMut">BorrowMut</a><T> for T <span class="where fmt-newline">where<br> T: ?<a class="trait" href="https://doc.rust-lang.org/1.60.0/core/marker/trait.Sized.html" title="trait core::marker::Sized">Sized</a>, </span></h3></section></summary><div class="impl-items"><details class="rustdoc-toggle method-toggle" open><summary><section id="method.borrow_mut" class="method trait-impl has-srclink"><span class="rightside"><span class="since" title="const unstable">const: <a href="https://github.com/rust-lang/rust/issues/91522" title="Tracking issue for const_borrow">unstable</a></span> · <a class="srclink" href="https://doc.rust-lang.org/1.60.0/src/core/borrow.rs.html#219">source</a></span><a href="#method.borrow_mut" class="anchor"></a><h4 class="code-header">pub fn <a href="https://doc.rust-lang.org/1.60.0/core/borrow/trait.BorrowMut.html#tymethod.borrow_mut" class="fnname">borrow_mut</a>(&mut self) -> <a class="primitive" href="https://doc.rust-lang.org/1.60.0/std/primitive.reference.html">&mut </a>T</h4></section></summary><div class='docblock'><p>Mutably borrows from an owned value. <a href="https://doc.rust-lang.org/1.60.0/core/borrow/trait.BorrowMut.html#tymethod.borrow_mut">Read more</a></p>
</div></details></div></details><details class="rustdoc-toggle implementors-toggle" open><summary><section id="impl-From%3CT%3E" class="impl has-srclink"><span class="rightside"><a class="srclink" href="https://doc.rust-lang.org/1.60.0/src/core/convert/mod.rs.html#553-558">source</a></span><a href="#impl-From%3CT%3E" class="anchor"></a><h3 class="code-header in-band">impl<T> <a class="trait" href="https://doc.rust-lang.org/1.60.0/core/convert/trait.From.html" title="trait core::convert::From">From</a><T> for T</h3></section></summary><div class="impl-items"><details class="rustdoc-toggle method-toggle" open><summary><section id="method.from" class="method trait-impl has-srclink"><span class="rightside"><span class="since" title="const unstable">const: <a href="https://github.com/rust-lang/rust/issues/88674" title="Tracking issue for const_convert">unstable</a></span> · <a class="srclink" href="https://doc.rust-lang.org/1.60.0/src/core/convert/mod.rs.html#555">source</a></span><a href="#method.from" class="anchor"></a><h4 class="code-header">pub fn <a href="https://doc.rust-lang.org/1.60.0/core/convert/trait.From.html#tymethod.from" class="fnname">from</a>(t: T) -> T</h4></section></summary><div class="docblock"><p>Returns the argument unchanged.</p>
</div></details></div></details><details class="rustdoc-toggle implementors-toggle" open><summary><section id="impl-Into%3CU%3E" class="impl has-srclink"><span class="rightside"><a class="srclink" href="https://doc.rust-lang.org/1.60.0/src/core/convert/mod.rs.html#537-548">source</a></span><a href="#impl-Into%3CU%3E" class="anchor"></a><h3 class="code-header in-band">impl<T, U> <a class="trait" href="https://doc.rust-lang.org/1.60.0/core/convert/trait.Into.html" title="trait core::convert::Into">Into</a><U> for T <span class="where fmt-newline">where<br> U: <a class="trait" href="https://doc.rust-lang.org/1.60.0/core/convert/trait.From.html" title="trait core::convert::From">From</a><T>, </span></h3></section></summary><div class="impl-items"><details class="rustdoc-toggle method-toggle" open><summary><section id="method.into" class="method trait-impl has-srclink"><span class="rightside"><span class="since" title="const unstable">const: <a href="https://github.com/rust-lang/rust/issues/88674" title="Tracking issue for const_convert">unstable</a></span> · <a class="srclink" href="https://doc.rust-lang.org/1.60.0/src/core/convert/mod.rs.html#545">source</a></span><a href="#method.into" class="anchor"></a><h4 class="code-header">pub fn <a href="https://doc.rust-lang.org/1.60.0/core/convert/trait.Into.html#tymethod.into" class="fnname">into</a>(self) -> 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/1.60.0/core/convert/trait.From.html" title="From">From</a><T> for U</code> chooses to do.</p>
</div></details></div></details><details class="rustdoc-toggle implementors-toggle" open><summary><section id="impl-TryFrom%3CU%3E" class="impl has-srclink"><span class="rightside"><a class="srclink" href="https://doc.rust-lang.org/1.60.0/src/core/convert/mod.rs.html#594-603">source</a></span><a href="#impl-TryFrom%3CU%3E" class="anchor"></a><h3 class="code-header in-band">impl<T, U> <a class="trait" href="https://doc.rust-lang.org/1.60.0/core/convert/trait.TryFrom.html" title="trait core::convert::TryFrom">TryFrom</a><U> for T <span class="where fmt-newline">where<br> U: <a class="trait" href="https://doc.rust-lang.org/1.60.0/core/convert/trait.Into.html" title="trait core::convert::Into">Into</a><T>, </span></h3></section></summary><div class="impl-items"><details class="rustdoc-toggle" open><summary><section id="associatedtype.Error" class="type trait-impl has-srclink"><a href="#associatedtype.Error" class="anchor"></a><h4 class="code-header">type <a href="https://doc.rust-lang.org/1.60.0/core/convert/trait.TryFrom.html#associatedtype.Error" class="associatedtype">Error</a> = <a class="enum" href="https://doc.rust-lang.org/1.60.0/core/convert/enum.Infallible.html" title="enum core::convert::Infallible">Infallible</a></h4></section></summary><div class='docblock'><p>The type returned in the event of a conversion error.</p>
</div></details><details class="rustdoc-toggle method-toggle" open><summary><section id="method.try_from" class="method trait-impl has-srclink"><span class="rightside"><span class="since" title="const unstable">const: <a href="https://github.com/rust-lang/rust/issues/88674" title="Tracking issue for const_convert">unstable</a></span> · <a class="srclink" href="https://doc.rust-lang.org/1.60.0/src/core/convert/mod.rs.html#600">source</a></span><a href="#method.try_from" class="anchor"></a><h4 class="code-header">pub fn <a href="https://doc.rust-lang.org/1.60.0/core/convert/trait.TryFrom.html#tymethod.try_from" class="fnname">try_from</a>(value: U) -> <a class="enum" href="https://doc.rust-lang.org/1.60.0/core/result/enum.Result.html" title="enum core::result::Result">Result</a><T, <T as <a class="trait" href="https://doc.rust-lang.org/1.60.0/core/convert/trait.TryFrom.html" title="trait core::convert::TryFrom">TryFrom</a><U>>::<a class="associatedtype" href="https://doc.rust-lang.org/1.60.0/core/convert/trait.TryFrom.html#associatedtype.Error" title="type core::convert::TryFrom::Error">Error</a>></h4></section></summary><div class='docblock'><p>Performs the conversion.</p>
</div></details></div></details><details class="rustdoc-toggle implementors-toggle" open><summary><section id="impl-TryInto%3CU%3E" class="impl has-srclink"><span class="rightside"><a class="srclink" href="https://doc.rust-lang.org/1.60.0/src/core/convert/mod.rs.html#579-588">source</a></span><a href="#impl-TryInto%3CU%3E" class="anchor"></a><h3 class="code-header in-band">impl<T, U> <a class="trait" href="https://doc.rust-lang.org/1.60.0/core/convert/trait.TryInto.html" title="trait core::convert::TryInto">TryInto</a><U> for T <span class="where fmt-newline">where<br> U: <a class="trait" href="https://doc.rust-lang.org/1.60.0/core/convert/trait.TryFrom.html" title="trait core::convert::TryFrom">TryFrom</a><T>, </span></h3></section></summary><div class="impl-items"><details class="rustdoc-toggle" open><summary><section id="associatedtype.Error-1" class="type trait-impl has-srclink"><a href="#associatedtype.Error-1" class="anchor"></a><h4 class="code-header">type <a href="https://doc.rust-lang.org/1.60.0/core/convert/trait.TryInto.html#associatedtype.Error" class="associatedtype">Error</a> = <U as <a class="trait" href="https://doc.rust-lang.org/1.60.0/core/convert/trait.TryFrom.html" title="trait core::convert::TryFrom">TryFrom</a><T>>::<a class="associatedtype" href="https://doc.rust-lang.org/1.60.0/core/convert/trait.TryFrom.html#associatedtype.Error" title="type core::convert::TryFrom::Error">Error</a></h4></section></summary><div class='docblock'><p>The type returned in the event of a conversion error.</p>
</div></details><details class="rustdoc-toggle method-toggle" open><summary><section id="method.try_into" class="method trait-impl has-srclink"><span class="rightside"><span class="since" title="const unstable">const: <a href="https://github.com/rust-lang/rust/issues/88674" title="Tracking issue for const_convert">unstable</a></span> · <a class="srclink" href="https://doc.rust-lang.org/1.60.0/src/core/convert/mod.rs.html#585">source</a></span><a href="#method.try_into" class="anchor"></a><h4 class="code-header">pub fn <a href="https://doc.rust-lang.org/1.60.0/core/convert/trait.TryInto.html#tymethod.try_into" class="fnname">try_into</a>(self) -> <a class="enum" href="https://doc.rust-lang.org/1.60.0/core/result/enum.Result.html" title="enum core::result::Result">Result</a><U, <U as <a class="trait" href="https://doc.rust-lang.org/1.60.0/core/convert/trait.TryFrom.html" title="trait core::convert::TryFrom">TryFrom</a><T>>::<a class="associatedtype" href="https://doc.rust-lang.org/1.60.0/core/convert/trait.TryFrom.html#associatedtype.Error" title="type core::convert::TryFrom::Error">Error</a>></h4></section></summary><div class='docblock'><p>Performs the conversion.</p>
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