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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 `File` trait in crate `os`."><meta name="keywords" content="rust, rustlang, rust-lang, File"><title>File in os::fs - 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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<nav class="sidebar"><a class="sidebar-logo" href="../../os/index.html"><div class="logo-container"><img class="rust-logo" src="../../rust-logo.svg" alt="logo"></div>
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</a><h2 class="location"><a href="#">File</a></h2><div class="sidebar-elems"><section><div class="block"><h3 class="sidebar-title"><a href="#required-methods">Required Methods</a></h3><ul><li><a href="#tymethod.read">read</a></li><li><a href="#tymethod.readable">readable</a></li><li><a href="#tymethod.writable">writable</a></li><li><a href="#tymethod.write">write</a></li></ul></div><div class="block"><h3 class="sidebar-title"><a href="#implementors">Implementors</a></h3></div></section><h2 class="location"><a href="index.html">In os::fs</a></h2><div id="sidebar-vars" data-name="File" data-ty="trait" 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="../../os/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">
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<h1 class="fqn"><span class="in-band">Trait <a href="../index.html">os</a>::<wbr><a href="index.html">fs</a>::<wbr><a class="trait" href="#">File</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/os/fs/mod.rs.html#7-12">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 trait"><code>pub trait File: <a class="trait" href="https://doc.rust-lang.org/nightly/core/marker/trait.Send.html" title="trait core::marker::Send">Send</a> + <a class="trait" href="https://doc.rust-lang.org/nightly/core/marker/trait.Sync.html" title="trait core::marker::Sync">Sync</a> {
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fn <a href="#tymethod.readable" class="fnname">readable</a>(&self) -> <a class="primitive" href="https://doc.rust-lang.org/nightly/core/primitive.bool.html">bool</a>;
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<span class="item-spacer"></span> fn <a href="#tymethod.writable" class="fnname">writable</a>(&self) -> <a class="primitive" href="https://doc.rust-lang.org/nightly/core/primitive.bool.html">bool</a>;
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<span class="item-spacer"></span> fn <a href="#tymethod.read" class="fnname">read</a>(&self, buf: <a class="struct" href="../mm/page_table/struct.UserBuffer.html" title="struct os::mm::page_table::UserBuffer">UserBuffer</a>) -> <a class="primitive" href="https://doc.rust-lang.org/nightly/core/primitive.usize.html">usize</a>;
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<span class="item-spacer"></span> fn <a href="#tymethod.write" class="fnname">write</a>(&self, buf: <a class="struct" href="../mm/page_table/struct.UserBuffer.html" title="struct os::mm::page_table::UserBuffer">UserBuffer</a>) -> <a class="primitive" href="https://doc.rust-lang.org/nightly/core/primitive.usize.html">usize</a>;
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}</code></pre></div><h2 id="required-methods" class="small-section-header">Required methods<a href="#required-methods" class="anchor"></a></h2><div class="methods"><div id="tymethod.readable" class="method has-srclink"><div class="rightside"><a class="srclink" href="../../src/os/fs/mod.rs.html#8">source</a></div><h4 class="code-header">fn <a href="#tymethod.readable" class="fnname">readable</a>(&self) -> <a class="primitive" href="https://doc.rust-lang.org/nightly/core/primitive.bool.html">bool</a></h4></div><div id="tymethod.writable" class="method has-srclink"><div class="rightside"><a class="srclink" href="../../src/os/fs/mod.rs.html#9">source</a></div><h4 class="code-header">fn <a href="#tymethod.writable" class="fnname">writable</a>(&self) -> <a class="primitive" href="https://doc.rust-lang.org/nightly/core/primitive.bool.html">bool</a></h4></div><div id="tymethod.read" class="method has-srclink"><div class="rightside"><a class="srclink" href="../../src/os/fs/mod.rs.html#10">source</a></div><h4 class="code-header">fn <a href="#tymethod.read" class="fnname">read</a>(&self, buf: <a class="struct" href="../mm/page_table/struct.UserBuffer.html" title="struct os::mm::page_table::UserBuffer">UserBuffer</a>) -> <a class="primitive" href="https://doc.rust-lang.org/nightly/core/primitive.usize.html">usize</a></h4></div><div id="tymethod.write" class="method has-srclink"><div class="rightside"><a class="srclink" href="../../src/os/fs/mod.rs.html#11">source</a></div><h4 class="code-header">fn <a href="#tymethod.write" class="fnname">write</a>(&self, buf: <a class="struct" href="../mm/page_table/struct.UserBuffer.html" title="struct os::mm::page_table::UserBuffer">UserBuffer</a>) -> <a class="primitive" href="https://doc.rust-lang.org/nightly/core/primitive.usize.html">usize</a></h4></div></div><h2 id="implementors" class="small-section-header">Implementors<a href="#implementors" class="anchor"></a></h2><div class="item-list" id="implementors-list"><section id="impl-File" class="impl has-srclink"><span class="rightside"><a class="srclink" href="../../src/os/fs/inode.rs.html#108-139">source</a></span><a href="#impl-File" class="anchor"></a><h3 class="code-header in-band">impl <a class="trait" href="trait.File.html" title="trait os::fs::File">File</a> for <a class="struct" href="inode/struct.OSInode.html" title="struct os::fs::inode::OSInode">OSInode</a></h3></section><section id="impl-File-1" class="impl has-srclink"><span class="rightside"><a class="srclink" href="../../src/os/fs/pipe.rs.html#108-166">source</a></span><a href="#impl-File-1" class="anchor"></a><h3 class="code-header in-band">impl <a class="trait" href="trait.File.html" title="trait os::fs::File">File</a> for <a class="struct" href="pipe/struct.Pipe.html" title="struct os::fs::pipe::Pipe">Pipe</a></h3></section><section id="impl-File-2" class="impl has-srclink"><span class="rightside"><a class="srclink" href="../../src/os/fs/stdio.rs.html#10-39">source</a></span><a href="#impl-File-2" class="anchor"></a><h3 class="code-header in-band">impl <a class="trait" href="trait.File.html" title="trait os::fs::File">File</a> for <a class="struct" href="stdio/struct.Stdin.html" title="struct os::fs::stdio::Stdin">Stdin</a></h3></section><section id="impl-File-3" class="impl has-srclink"><span class="rightside"><a class="srclink" href="../../src/os/fs/stdio.rs.html#41-57">source</a></span><a href="#impl-File-3" class="anchor"></a><h3 class="code-header in-band">impl <a class="trait" href="trait.File.html" title="trait os::fs::File">File</a> for <a class="struct" href="stdio/struct.Stdout.html" title="struct os::fs::stdio::Stdout">Stdout</a></h3></section></div><script type="text/javascript" src="../../implementors/os/fs/trait.File.js" async></script></section><section id="search" class="content hidden"></section></div></main><div id="rustdoc-vars" data-root-path="../../" data-current-crate="os" data-themes="ayu,dark,light" data-resource-suffix="" data-rustdoc-version="1.62.0-nightly (1f7fb6413 2022-04-10)" ></div>
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