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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="A handle to a raw memory mapped buffer."><title>MmapRaw in memmap2 - Rust</title><script>if(window.location.protocol!=="file:")document.head.insertAdjacentHTML("beforeend","SourceSerif4-Regular-6b053e98.ttf.woff2,FiraSans-Regular-0fe48ade.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" crossorigin href="../static.files/${f}">`).join(""))</script><link rel="stylesheet" href="../static.files/normalize-9960930a.css"><link rel="stylesheet" href="../static.files/rustdoc-42caa33d.css"><meta name="rustdoc-vars" data-root-path="../" data-static-root-path="../static.files/" data-current-crate="memmap2" data-themes="" data-resource-suffix="" data-rustdoc-version="1.84.0 (9fc6b4312 2025-01-07)" data-channel="1.84.0" data-search-js="search-92e6798f.js" data-settings-js="settings-0f613d39.js" ><script src="../static.files/storage-59e33391.js"></script><script defer src="sidebar-items.js"></script><script defer src="../static.files/main-5f194d8c.js"></script><noscript><link rel="stylesheet" href="../static.files/noscript-893ab5e7.css"></noscript><link rel="alternate icon" type="image/png" href="../static.files/favicon-32x32-6580c154.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]--><nav class="mobile-topbar"><button class="sidebar-menu-toggle" title="show sidebar"></button></nav><nav class="sidebar"><div class="sidebar-crate"><h2><a href="../memmap2/index.html">memmap2</a><span class="version">0.9.5</span></h2></div><div class="sidebar-elems"><section id="rustdoc-toc"><h2 class="location"><a href="#">MmapRaw</a></h2><h3><a href="#implementations">Methods</a></h3><ul class="block method"><li><a href="#method.advise" title="advise">advise</a></li><li><a href="#method.advise_range" title="advise_range">advise_range</a></li><li><a href="#method.as_mut_ptr" title="as_mut_ptr">as_mut_ptr</a></li><li><a href="#method.as_ptr" title="as_ptr">as_ptr</a></li><li><a href="#method.flush" title="flush">flush</a></li><li><a href="#method.flush_async" title="flush_async">flush_async</a></li><li><a href="#method.flush_async_range" title="flush_async_range">flush_async_range</a></li><li><a href="#method.flush_range" title="flush_range">flush_range</a></li><li><a href="#method.len" title="len">len</a></li><li><a href="#method.lock" title="lock">lock</a></li><li><a href="#method.map_raw" title="map_raw">map_raw</a></li><li><a href="#method.remap" title="remap">remap</a></li><li><a href="#method.unchecked_advise" title="unchecked_advise">unchecked_advise</a></li><li><a href="#method.unchecked_advise_range" title="unchecked_advise_range">unchecked_advise_range</a></li><li><a href="#method.unlock" title="unlock">unlock</a></li></ul><h3><a href="#trait-implementations">Trait Implementations</a></h3><ul class="block trait-implementation"><li><a href="#impl-Debug-for-MmapRaw" title="Debug">Debug</a></li><li><a href="#impl-From%3CMmap%3E-for-MmapRaw" title="From&#60;Mmap&#62;">From&#60;Mmap&#62;</a></li><li><a href="#impl-From%3CMmapMut%3E-for-MmapRaw" title="From&#60;MmapMut&#62;">From&#60;MmapMut&#62;</a></li></ul><h3><a href="#synthetic-implementations">Auto Trait Implementations</a></h3><ul class="block synthetic-implementation"><li><a href="#impl-Freeze-for-MmapRaw" title="Freeze">Freeze</a></li><li><a href="#impl-RefUnwindSafe-for-MmapRaw" title="RefUnwindSafe">RefUnwindSafe</a></li><li><a href="#impl-Send-for-MmapRaw" title="Send">Send</a></li><li><a href="#impl-Sync-for-MmapRaw" title="Sync">Sync</a></li><li><a href="#impl-Unpin-for-MmapRaw" title="Unpin">Unpin</a></li><li><a href="#impl-UnwindSafe-for-MmapRaw" 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-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 class="in-crate"><a href="index.html">In crate memmap2</a></h2></div></div></nav><div class="sidebar-resizer"></div><main><div class="width-limiter"><rustdoc-search></rustdoc-search><section id="main-content" class="content"><div class="main-heading"><span class="rustdoc-breadcrumbs"><a href="index.html">memmap2</a></span><h1>Struct <span class="struct">MmapRaw</span><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/memmap2/lib.rs.html#819-821">Source</a> </span></div><pre class="rust item-decl"><code>pub struct MmapRaw { <span class="comment">/* private fields */</span> }</code></pre><details class="toggle top-doc" open><summary class="hideme"><span>Expand description</span></summary><div class="docblock"><p>A handle to a raw memory mapped buffer.</p>
<p>This struct never hands out references to its interior, only raw pointers.
This can be helpful when creating shared memory maps between untrusted processes.</p>
<p>For the safety concerns that arise when converting these raw pointers to references,
see the <a href="struct.Mmap.html" title="struct memmap2::Mmap"><code>Mmap</code></a> safety documentation.</p>
</div></details><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-MmapRaw" class="impl"><a class="src rightside" href="../src/memmap2/lib.rs.html#823-1029">Source</a><a href="#impl-MmapRaw" class="anchor">§</a><h3 class="code-header">impl <a class="struct" href="struct.MmapRaw.html" title="struct memmap2::MmapRaw">MmapRaw</a></h3></section></summary><div class="impl-items"><details class="toggle method-toggle" open><summary><section id="method.map_raw" class="method"><a class="src rightside" href="../src/memmap2/lib.rs.html#832-834">Source</a><h4 class="code-header">pub fn <a href="#method.map_raw" class="fn">map_raw</a>&lt;T: <a class="trait" href="trait.MmapAsRawDesc.html" title="trait memmap2::MmapAsRawDesc">MmapAsRawDesc</a>&gt;(file: T) -&gt; <a class="type" href="https://doc.rust-lang.org/1.84.0/std/io/error/type.Result.html" title="type std::io::error::Result">Result</a>&lt;<a class="struct" href="struct.MmapRaw.html" title="struct memmap2::MmapRaw">MmapRaw</a>&gt;</h4></section></summary><div class="docblock"><p>Creates a writeable memory map backed by a file.</p>
<p>This is equivalent to calling <code>MmapOptions::new().map_raw(file)</code>.</p>
<h5 id="errors"><a class="doc-anchor" href="#errors">§</a>Errors</h5>
<p>This method returns an error when the underlying system call fails, which can happen for a
variety of reasons, such as when the file is not open with read and write permissions.</p>
</div></details><details class="toggle method-toggle" open><summary><section id="method.as_ptr" class="method"><a class="src rightside" href="../src/memmap2/lib.rs.html#843-845">Source</a><h4 class="code-header">pub fn <a href="#method.as_ptr" class="fn">as_ptr</a>(&amp;self) -&gt; <a class="primitive" href="https://doc.rust-lang.org/1.84.0/std/primitive.pointer.html">*const </a><a class="primitive" href="https://doc.rust-lang.org/1.84.0/std/primitive.u8.html">u8</a></h4></section></summary><div class="docblock"><p>Returns a raw pointer to the memory mapped file.</p>
<p>Before dereferencing this pointer, you have to make sure that the file has not been
truncated since the memory map was created.
Avoiding this will not introduce memory safety issues in Rust terms,
but will cause SIGBUS (or equivalent) signal.</p>
</div></details><details class="toggle method-toggle" open><summary><section id="method.as_mut_ptr" class="method"><a class="src rightside" href="../src/memmap2/lib.rs.html#854-856">Source</a><h4 class="code-header">pub fn <a href="#method.as_mut_ptr" class="fn">as_mut_ptr</a>(&amp;self) -&gt; <a class="primitive" href="https://doc.rust-lang.org/1.84.0/std/primitive.pointer.html">*mut </a><a class="primitive" href="https://doc.rust-lang.org/1.84.0/std/primitive.u8.html">u8</a></h4></section></summary><div class="docblock"><p>Returns an unsafe mutable pointer to the memory mapped file.</p>
<p>Before dereferencing this pointer, you have to make sure that the file has not been
truncated since the memory map was created.
Avoiding this will not introduce memory safety issues in Rust terms,
but will cause SIGBUS (or equivalent) signal.</p>
</div></details><details class="toggle method-toggle" open><summary><section id="method.len" class="method"><a class="src rightside" href="../src/memmap2/lib.rs.html#862-864">Source</a><h4 class="code-header">pub fn <a href="#method.len" class="fn">len</a>(&amp;self) -&gt; <a class="primitive" href="https://doc.rust-lang.org/1.84.0/std/primitive.usize.html">usize</a></h4></section></summary><div class="docblock"><p>Returns the length in bytes of the memory map.</p>
<p>Note that truncating the file can cause the length to change (and render this value unusable).</p>
</div></details><details class="toggle method-toggle" open><summary><section id="method.flush" class="method"><a class="src rightside" href="../src/memmap2/lib.rs.html#900-903">Source</a><h4 class="code-header">pub fn <a href="#method.flush" class="fn">flush</a>(&amp;self) -&gt; <a class="type" href="https://doc.rust-lang.org/1.84.0/std/io/error/type.Result.html" title="type std::io::error::Result">Result</a>&lt;<a class="primitive" href="https://doc.rust-lang.org/1.84.0/std/primitive.unit.html">()</a>&gt;</h4></section></summary><div class="docblock"><p>Flushes outstanding memory map modifications to disk.</p>
<p>When this method returns with a non-error result, all outstanding changes to a file-backed
memory map are guaranteed to be durably stored. The files metadata (including last
modification timestamp) may not be updated.</p>
<h5 id="example"><a class="doc-anchor" href="#example">§</a>Example</h5>
<div class="example-wrap"><pre class="rust rust-example-rendered"><code><span class="kw">use </span>std::fs::OpenOptions;
<span class="kw">use </span>std::io::Write;
<span class="kw">use </span>std::path::PathBuf;
<span class="kw">use </span>std::slice;
<span class="kw">use </span>memmap2::MmapRaw;
<span class="kw">let </span>tempdir = tempfile::tempdir()<span class="question-mark">?</span>;
<span class="kw">let </span>path: PathBuf = <span class="comment">/* path to file */
</span><span class="kw">let </span>file = OpenOptions::new().read(<span class="bool-val">true</span>).write(<span class="bool-val">true</span>).create(<span class="bool-val">true</span>).open(<span class="kw-2">&amp;</span>path)<span class="question-mark">?</span>;
file.set_len(<span class="number">128</span>)<span class="question-mark">?</span>;
<span class="kw">let </span><span class="kw-2">mut </span>mmap = <span class="kw">unsafe </span>{ MmapRaw::map_raw(<span class="kw-2">&amp;</span>file)<span class="question-mark">? </span>};
<span class="kw">let </span><span class="kw-2">mut </span>memory = <span class="kw">unsafe </span>{ slice::from_raw_parts_mut(mmap.as_mut_ptr(), <span class="number">128</span>) };
memory.write_all(<span class="string">b"Hello, world!"</span>)<span class="question-mark">?</span>;
mmap.flush()<span class="question-mark">?</span>;</code></pre></div>
</div></details><details class="toggle method-toggle" open><summary><section id="method.flush_async" class="method"><a class="src rightside" href="../src/memmap2/lib.rs.html#910-913">Source</a><h4 class="code-header">pub fn <a href="#method.flush_async" class="fn">flush_async</a>(&amp;self) -&gt; <a class="type" href="https://doc.rust-lang.org/1.84.0/std/io/error/type.Result.html" title="type std::io::error::Result">Result</a>&lt;<a class="primitive" href="https://doc.rust-lang.org/1.84.0/std/primitive.unit.html">()</a>&gt;</h4></section></summary><div class="docblock"><p>Asynchronously flushes outstanding memory map modifications to disk.</p>
<p>This method initiates flushing modified pages to durable storage, but it will not wait for
the operation to complete before returning. The files metadata (including last
modification timestamp) may not be updated.</p>
</div></details><details class="toggle method-toggle" open><summary><section id="method.flush_range" class="method"><a class="src rightside" href="../src/memmap2/lib.rs.html#924-926">Source</a><h4 class="code-header">pub fn <a href="#method.flush_range" class="fn">flush_range</a>(&amp;self, offset: <a class="primitive" href="https://doc.rust-lang.org/1.84.0/std/primitive.usize.html">usize</a>, len: <a class="primitive" href="https://doc.rust-lang.org/1.84.0/std/primitive.usize.html">usize</a>) -&gt; <a class="type" href="https://doc.rust-lang.org/1.84.0/std/io/error/type.Result.html" title="type std::io::error::Result">Result</a>&lt;<a class="primitive" href="https://doc.rust-lang.org/1.84.0/std/primitive.unit.html">()</a>&gt;</h4></section></summary><div class="docblock"><p>Flushes outstanding memory map modifications in the range to disk.</p>
<p>The offset and length must be in the bounds of the memory map.</p>
<p>When this method returns with a non-error result, all outstanding changes to a file-backed
memory in the range are guaranteed to be durable stored. The files metadata (including
last modification timestamp) may not be updated. It is not guaranteed the only the changes
in the specified range are flushed; other outstanding changes to the memory map may be
flushed as well.</p>
</div></details><details class="toggle method-toggle" open><summary><section id="method.flush_async_range" class="method"><a class="src rightside" href="../src/memmap2/lib.rs.html#937-939">Source</a><h4 class="code-header">pub fn <a href="#method.flush_async_range" class="fn">flush_async_range</a>(&amp;self, offset: <a class="primitive" href="https://doc.rust-lang.org/1.84.0/std/primitive.usize.html">usize</a>, len: <a class="primitive" href="https://doc.rust-lang.org/1.84.0/std/primitive.usize.html">usize</a>) -&gt; <a class="type" href="https://doc.rust-lang.org/1.84.0/std/io/error/type.Result.html" title="type std::io::error::Result">Result</a>&lt;<a class="primitive" href="https://doc.rust-lang.org/1.84.0/std/primitive.unit.html">()</a>&gt;</h4></section></summary><div class="docblock"><p>Asynchronously flushes outstanding memory map modifications in the range to disk.</p>
<p>The offset and length must be in the bounds of the memory map.</p>
<p>This method initiates flushing modified pages to durable storage, but it will not wait for
the operation to complete before returning. The files metadata (including last
modification timestamp) may not be updated. It is not guaranteed that the only changes
flushed are those in the specified range; other outstanding changes to the memory map may
be flushed as well.</p>
</div></details><details class="toggle method-toggle" open><summary><section id="method.advise" class="method"><a class="src rightside" href="../src/memmap2/lib.rs.html#947-950">Source</a><h4 class="code-header">pub fn <a href="#method.advise" class="fn">advise</a>(&amp;self, advice: <a class="enum" href="enum.Advice.html" title="enum memmap2::Advice">Advice</a>) -&gt; <a class="type" href="https://doc.rust-lang.org/1.84.0/std/io/error/type.Result.html" title="type std::io::error::Result">Result</a>&lt;<a class="primitive" href="https://doc.rust-lang.org/1.84.0/std/primitive.unit.html">()</a>&gt;</h4></section></summary><div class="docblock"><p>Advise OS how this memory map will be accessed.</p>
<p>Only supported on Unix.</p>
<p>See <a href="https://man7.org/linux/man-pages/man2/madvise.2.html">madvise()</a> map page.</p>
</div></details><details class="toggle method-toggle" open><summary><section id="method.unchecked_advise" class="method"><a class="src rightside" href="../src/memmap2/lib.rs.html#958-961">Source</a><h4 class="code-header">pub unsafe fn <a href="#method.unchecked_advise" class="fn">unchecked_advise</a>(&amp;self, advice: <a class="enum" href="enum.UncheckedAdvice.html" title="enum memmap2::UncheckedAdvice">UncheckedAdvice</a>) -&gt; <a class="type" href="https://doc.rust-lang.org/1.84.0/std/io/error/type.Result.html" title="type std::io::error::Result">Result</a>&lt;<a class="primitive" href="https://doc.rust-lang.org/1.84.0/std/primitive.unit.html">()</a>&gt;</h4></section></summary><div class="docblock"><p>Advise OS how this memory map will be accessed.</p>
<p>Used with the <a href="enum.UncheckedAdvice.html" title="enum memmap2::UncheckedAdvice">unchecked flags</a>. Only supported on Unix.</p>
<p>See <a href="https://man7.org/linux/man-pages/man2/madvise.2.html">madvise()</a> map page.</p>
</div></details><details class="toggle method-toggle" open><summary><section id="method.advise_range" class="method"><a class="src rightside" href="../src/memmap2/lib.rs.html#971-973">Source</a><h4 class="code-header">pub fn <a href="#method.advise_range" class="fn">advise_range</a>(
&amp;self,
advice: <a class="enum" href="enum.Advice.html" title="enum memmap2::Advice">Advice</a>,
offset: <a class="primitive" href="https://doc.rust-lang.org/1.84.0/std/primitive.usize.html">usize</a>,
len: <a class="primitive" href="https://doc.rust-lang.org/1.84.0/std/primitive.usize.html">usize</a>,
) -&gt; <a class="type" href="https://doc.rust-lang.org/1.84.0/std/io/error/type.Result.html" title="type std::io::error::Result">Result</a>&lt;<a class="primitive" href="https://doc.rust-lang.org/1.84.0/std/primitive.unit.html">()</a>&gt;</h4></section></summary><div class="docblock"><p>Advise OS how this range of memory map will be accessed.</p>
<p>The offset and length must be in the bounds of the memory map.</p>
<p>Only supported on Unix.</p>
<p>See <a href="https://man7.org/linux/man-pages/man2/madvise.2.html">madvise()</a> map page.</p>
</div></details><details class="toggle method-toggle" open><summary><section id="method.unchecked_advise_range" class="method"><a class="src rightside" href="../src/memmap2/lib.rs.html#983-990">Source</a><h4 class="code-header">pub unsafe fn <a href="#method.unchecked_advise_range" class="fn">unchecked_advise_range</a>(
&amp;self,
advice: <a class="enum" href="enum.UncheckedAdvice.html" title="enum memmap2::UncheckedAdvice">UncheckedAdvice</a>,
offset: <a class="primitive" href="https://doc.rust-lang.org/1.84.0/std/primitive.usize.html">usize</a>,
len: <a class="primitive" href="https://doc.rust-lang.org/1.84.0/std/primitive.usize.html">usize</a>,
) -&gt; <a class="type" href="https://doc.rust-lang.org/1.84.0/std/io/error/type.Result.html" title="type std::io::error::Result">Result</a>&lt;<a class="primitive" href="https://doc.rust-lang.org/1.84.0/std/primitive.unit.html">()</a>&gt;</h4></section></summary><div class="docblock"><p>Advise OS how this range of memory map will be accessed.</p>
<p>Used with the <a href="enum.UncheckedAdvice.html" title="enum memmap2::UncheckedAdvice">unchecked flags</a>. Only supported on Unix.</p>
<p>The offset and length must be in the bounds of the memory map.</p>
<p>See <a href="https://man7.org/linux/man-pages/man2/madvise.2.html">madvise()</a> map page.</p>
</div></details><details class="toggle method-toggle" open><summary><section id="method.lock" class="method"><a class="src rightside" href="../src/memmap2/lib.rs.html#996-998">Source</a><h4 class="code-header">pub fn <a href="#method.lock" class="fn">lock</a>(&amp;self) -&gt; <a class="type" href="https://doc.rust-lang.org/1.84.0/std/io/error/type.Result.html" title="type std::io::error::Result">Result</a>&lt;<a class="primitive" href="https://doc.rust-lang.org/1.84.0/std/primitive.unit.html">()</a>&gt;</h4></section></summary><div class="docblock"><p>Lock the whole memory map into RAM. Only supported on Unix.</p>
<p>See <a href="https://man7.org/linux/man-pages/man2/mlock.2.html">mlock()</a> map page.</p>
</div></details><details class="toggle method-toggle" open><summary><section id="method.unlock" class="method"><a class="src rightside" href="../src/memmap2/lib.rs.html#1004-1006">Source</a><h4 class="code-header">pub fn <a href="#method.unlock" class="fn">unlock</a>(&amp;self) -&gt; <a class="type" href="https://doc.rust-lang.org/1.84.0/std/io/error/type.Result.html" title="type std::io::error::Result">Result</a>&lt;<a class="primitive" href="https://doc.rust-lang.org/1.84.0/std/primitive.unit.html">()</a>&gt;</h4></section></summary><div class="docblock"><p>Unlock the whole memory map. Only supported on Unix.</p>
<p>See <a href="https://man7.org/linux/man-pages/man2/munlock.2.html">munlock()</a> map page.</p>
</div></details><details class="toggle method-toggle" open><summary><section id="method.remap" class="method"><a class="src rightside" href="../src/memmap2/lib.rs.html#1026-1028">Source</a><h4 class="code-header">pub unsafe fn <a href="#method.remap" class="fn">remap</a>(
&amp;mut self,
new_len: <a class="primitive" href="https://doc.rust-lang.org/1.84.0/std/primitive.usize.html">usize</a>,
options: <a class="struct" href="struct.RemapOptions.html" title="struct memmap2::RemapOptions">RemapOptions</a>,
) -&gt; <a class="type" href="https://doc.rust-lang.org/1.84.0/std/io/error/type.Result.html" title="type std::io::error::Result">Result</a>&lt;<a class="primitive" href="https://doc.rust-lang.org/1.84.0/std/primitive.unit.html">()</a>&gt;</h4></section></summary><div class="docblock"><p>Adjust the size of the memory mapping.</p>
<p>This will try to resize the memory mapping in place. If
<a href="struct.RemapOptions.html#method.may_move" title="method memmap2::RemapOptions::may_move"><code>RemapOptions::may_move</code></a> is specified it will move the mapping if it
could not resize in place, otherwise it will error.</p>
<p>Only supported on Linux.</p>
<p>See the <a href="https://man7.org/linux/man-pages/man2/mremap.2.html"><code>mremap(2)</code></a> man page.</p>
<h5 id="safety"><a class="doc-anchor" href="#safety">§</a>Safety</h5>
<p>Resizing the memory mapping beyond the end of the mapped file will
result in UB should you happen to access memory beyond the end of the
file.</p>
</div></details></div></details></div><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-Debug-for-MmapRaw" class="impl"><a class="src rightside" href="../src/memmap2/lib.rs.html#1031-1038">Source</a><a href="#impl-Debug-for-MmapRaw" class="anchor">§</a><h3 class="code-header">impl <a class="trait" href="https://doc.rust-lang.org/1.84.0/core/fmt/trait.Debug.html" title="trait core::fmt::Debug">Debug</a> for <a class="struct" href="struct.MmapRaw.html" title="struct memmap2::MmapRaw">MmapRaw</a></h3></section></summary><div class="impl-items"><details class="toggle method-toggle" open><summary><section id="method.fmt" class="method trait-impl"><a class="src rightside" href="../src/memmap2/lib.rs.html#1032-1037">Source</a><a href="#method.fmt" class="anchor">§</a><h4 class="code-header">fn <a href="https://doc.rust-lang.org/1.84.0/core/fmt/trait.Debug.html#tymethod.fmt" class="fn">fmt</a>(&amp;self, fmt: &amp;mut <a class="struct" href="https://doc.rust-lang.org/1.84.0/core/fmt/struct.Formatter.html" title="struct core::fmt::Formatter">Formatter</a>&lt;'_&gt;) -&gt; <a class="type" href="https://doc.rust-lang.org/1.84.0/core/fmt/type.Result.html" title="type core::fmt::Result">Result</a></h4></section></summary><div class='docblock'>Formats the value using the given formatter. <a href="https://doc.rust-lang.org/1.84.0/core/fmt/trait.Debug.html#tymethod.fmt">Read more</a></div></details></div></details><details class="toggle implementors-toggle" open><summary><section id="impl-From%3CMmap%3E-for-MmapRaw" class="impl"><a class="src rightside" href="../src/memmap2/lib.rs.html#1040-1044">Source</a><a href="#impl-From%3CMmap%3E-for-MmapRaw" class="anchor">§</a><h3 class="code-header">impl <a class="trait" href="https://doc.rust-lang.org/1.84.0/core/convert/trait.From.html" title="trait core::convert::From">From</a>&lt;<a class="struct" href="struct.Mmap.html" title="struct memmap2::Mmap">Mmap</a>&gt; for <a class="struct" href="struct.MmapRaw.html" title="struct memmap2::MmapRaw">MmapRaw</a></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="../src/memmap2/lib.rs.html#1041-1043">Source</a><a href="#method.from" class="anchor">§</a><h4 class="code-header">fn <a href="https://doc.rust-lang.org/1.84.0/core/convert/trait.From.html#tymethod.from" class="fn">from</a>(value: <a class="struct" href="struct.Mmap.html" title="struct memmap2::Mmap">Mmap</a>) -&gt; Self</h4></section></summary><div class='docblock'>Converts to this type from the input type.</div></details></div></details><details class="toggle implementors-toggle" open><summary><section id="impl-From%3CMmapMut%3E-for-MmapRaw" class="impl"><a class="src rightside" href="../src/memmap2/lib.rs.html#1046-1050">Source</a><a href="#impl-From%3CMmapMut%3E-for-MmapRaw" class="anchor">§</a><h3 class="code-header">impl <a class="trait" href="https://doc.rust-lang.org/1.84.0/core/convert/trait.From.html" title="trait core::convert::From">From</a>&lt;<a class="struct" href="struct.MmapMut.html" title="struct memmap2::MmapMut">MmapMut</a>&gt; for <a class="struct" href="struct.MmapRaw.html" title="struct memmap2::MmapRaw">MmapRaw</a></h3></section></summary><div class="impl-items"><details class="toggle method-toggle" open><summary><section id="method.from-1" class="method trait-impl"><a class="src rightside" href="../src/memmap2/lib.rs.html#1047-1049">Source</a><a href="#method.from-1" class="anchor">§</a><h4 class="code-header">fn <a href="https://doc.rust-lang.org/1.84.0/core/convert/trait.From.html#tymethod.from" class="fn">from</a>(value: <a class="struct" href="struct.MmapMut.html" title="struct memmap2::MmapMut">MmapMut</a>) -&gt; Self</h4></section></summary><div class='docblock'>Converts to this type from the input type.</div></details></div></details></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-MmapRaw" class="impl"><a href="#impl-Freeze-for-MmapRaw" class="anchor">§</a><h3 class="code-header">impl <a class="trait" href="https://doc.rust-lang.org/1.84.0/core/marker/trait.Freeze.html" title="trait core::marker::Freeze">Freeze</a> for <a class="struct" href="struct.MmapRaw.html" title="struct memmap2::MmapRaw">MmapRaw</a></h3></section><section id="impl-RefUnwindSafe-for-MmapRaw" class="impl"><a href="#impl-RefUnwindSafe-for-MmapRaw" class="anchor">§</a><h3 class="code-header">impl <a class="trait" href="https://doc.rust-lang.org/1.84.0/core/panic/unwind_safe/trait.RefUnwindSafe.html" title="trait core::panic::unwind_safe::RefUnwindSafe">RefUnwindSafe</a> for <a class="struct" href="struct.MmapRaw.html" title="struct memmap2::MmapRaw">MmapRaw</a></h3></section><section id="impl-Send-for-MmapRaw" class="impl"><a href="#impl-Send-for-MmapRaw" class="anchor">§</a><h3 class="code-header">impl <a class="trait" href="https://doc.rust-lang.org/1.84.0/core/marker/trait.Send.html" title="trait core::marker::Send">Send</a> for <a class="struct" href="struct.MmapRaw.html" title="struct memmap2::MmapRaw">MmapRaw</a></h3></section><section id="impl-Sync-for-MmapRaw" class="impl"><a href="#impl-Sync-for-MmapRaw" class="anchor">§</a><h3 class="code-header">impl <a class="trait" href="https://doc.rust-lang.org/1.84.0/core/marker/trait.Sync.html" title="trait core::marker::Sync">Sync</a> for <a class="struct" href="struct.MmapRaw.html" title="struct memmap2::MmapRaw">MmapRaw</a></h3></section><section id="impl-Unpin-for-MmapRaw" class="impl"><a href="#impl-Unpin-for-MmapRaw" class="anchor">§</a><h3 class="code-header">impl <a class="trait" href="https://doc.rust-lang.org/1.84.0/core/marker/trait.Unpin.html" title="trait core::marker::Unpin">Unpin</a> for <a class="struct" href="struct.MmapRaw.html" title="struct memmap2::MmapRaw">MmapRaw</a></h3></section><section id="impl-UnwindSafe-for-MmapRaw" class="impl"><a href="#impl-UnwindSafe-for-MmapRaw" class="anchor">§</a><h3 class="code-header">impl <a class="trait" href="https://doc.rust-lang.org/1.84.0/core/panic/unwind_safe/trait.UnwindSafe.html" title="trait core::panic::unwind_safe::UnwindSafe">UnwindSafe</a> for <a class="struct" href="struct.MmapRaw.html" title="struct memmap2::MmapRaw">MmapRaw</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/1.84.0/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/1.84.0/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/1.84.0/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/1.84.0/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/1.84.0/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/1.84.0/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/1.84.0/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/1.84.0/src/core/borrow.rs.html#209">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/1.84.0/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/1.84.0/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" class="method trait-impl"><a class="src rightside" href="https://doc.rust-lang.org/1.84.0/src/core/borrow.rs.html#211">Source</a><a href="#method.borrow" class="anchor">§</a><h4 class="code-header">fn <a href="https://doc.rust-lang.org/1.84.0/core/borrow/trait.Borrow.html#tymethod.borrow" class="fn">borrow</a>(&amp;self) -&gt; <a class="primitive" href="https://doc.rust-lang.org/1.84.0/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/1.84.0/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/1.84.0/src/core/borrow.rs.html#217">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/1.84.0/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/1.84.0/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/1.84.0/src/core/borrow.rs.html#218">Source</a><a href="#method.borrow_mut" class="anchor">§</a><h4 class="code-header">fn <a href="https://doc.rust-lang.org/1.84.0/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/1.84.0/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/1.84.0/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/1.84.0/src/core/convert/mod.rs.html#765">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/1.84.0/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-2" class="method trait-impl"><a class="src rightside" href="https://doc.rust-lang.org/1.84.0/src/core/convert/mod.rs.html#768">Source</a><a href="#method.from-2" class="anchor">§</a><h4 class="code-header">fn <a href="https://doc.rust-lang.org/1.84.0/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/1.84.0/src/core/convert/mod.rs.html#748-750">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/1.84.0/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/1.84.0/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/1.84.0/src/core/convert/mod.rs.html#758">Source</a><a href="#method.into" class="anchor">§</a><h4 class="code-header">fn <a href="https://doc.rust-lang.org/1.84.0/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/1.84.0/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-TryFrom%3CU%3E-for-T" class="impl"><a class="src rightside" href="https://doc.rust-lang.org/1.84.0/src/core/convert/mod.rs.html#805-807">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/1.84.0/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/1.84.0/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/1.84.0/src/core/convert/mod.rs.html#809">Source</a><a href="#associatedtype.Error-1" class="anchor">§</a><h4 class="code-header">type <a href="https://doc.rust-lang.org/1.84.0/core/convert/trait.TryFrom.html#associatedtype.Error" class="associatedtype">Error</a> = <a class="enum" href="https://doc.rust-lang.org/1.84.0/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/1.84.0/src/core/convert/mod.rs.html#812">Source</a><a href="#method.try_from" class="anchor">§</a><h4 class="code-header">fn <a href="https://doc.rust-lang.org/1.84.0/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/1.84.0/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/1.84.0/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/1.84.0/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/1.84.0/src/core/convert/mod.rs.html#790-792">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/1.84.0/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/1.84.0/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/1.84.0/src/core/convert/mod.rs.html#794">Source</a><a href="#associatedtype.Error" class="anchor">§</a><h4 class="code-header">type <a href="https://doc.rust-lang.org/1.84.0/core/convert/trait.TryInto.html#associatedtype.Error" class="associatedtype">Error</a> = &lt;U as <a class="trait" href="https://doc.rust-lang.org/1.84.0/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/1.84.0/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/1.84.0/src/core/convert/mod.rs.html#797">Source</a><a href="#method.try_into" class="anchor">§</a><h4 class="code-header">fn <a href="https://doc.rust-lang.org/1.84.0/core/convert/trait.TryInto.html#tymethod.try_into" class="fn">try_into</a>(self) -&gt; <a class="enum" href="https://doc.rust-lang.org/1.84.0/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/1.84.0/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/1.84.0/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>