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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 custom implementation of a future trait object for `FutureObj`, providing a vtable with drop support."><meta name="keywords" content="rust, rustlang, rust-lang, UnsafeFutureObj"><title>UnsafeFutureObj in futures::prelude::future - 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" href="../../../normalize.css"><link rel="stylesheet" href="../../../rustdoc.css" id="mainThemeStyle"><link rel="stylesheet" href="../../../ayu.css" disabled><link rel="stylesheet" href="../../../dark.css" disabled><link rel="stylesheet" href="../../../light.css" id="themeStyle"><script id="default-settings" ></script><script src="../../../storage.js"></script><script defer src="sidebar-items.js"></script><script defer src="../../../main.js"></script><noscript><link rel="stylesheet" href="../../../noscript.css"></noscript><link rel="alternate icon" type="image/png" href="../../../favicon-16x16.png"><link rel="alternate icon" type="image/png" href="../../../favicon-32x32.png"><link rel="icon" type="image/svg+xml" href="../../../favicon.svg"></head><body class="rustdoc trait"><!--[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">&#9776;</button><a class="sidebar-logo" href="../../../futures/index.html"><div class="logo-container"><img class="rust-logo" src="../../../rust-logo.svg" alt="logo"></div></a><h2></h2></nav><nav class="sidebar"><a class="sidebar-logo" href="../../../futures/index.html"><div class="logo-container"><img class="rust-logo" src="../../../rust-logo.svg" alt="logo"></div></a><h2 class="location"><a href="#">UnsafeFutureObj</a></h2><div class="sidebar-elems"><section><h3><a href="#required-methods">Required Methods</a></h3><ul class="block"><li><a href="#tymethod.drop">drop</a></li><li><a href="#tymethod.into_raw">into_raw</a></li></ul><h3><a href="#foreign-impls">Implementations on Foreign Types</a></h3><ul class="block"><li><a href="#impl-UnsafeFutureObj%3C%27a%2C%20T%3E-for-%26%27a%20mut%20F">&amp;&#39;a mut F</a></li><li><a href="#impl-UnsafeFutureObj%3C%27a%2C%20T%3E-for-Box%3CF%2C%20Global%3E">Box&lt;F, Global&gt;</a></li><li><a href="#impl-UnsafeFutureObj%3C%27a%2C%20T%3E-for-Box%3Cdyn%20Future%3COutput%20=%20T%3E%20+%20%27a%2C%20Global%3E">Box&lt;dyn Future&lt;Output = T&gt; + &#39;a, Global&gt;</a></li><li><a href="#impl-UnsafeFutureObj%3C%27a%2C%20T%3E-for-Box%3Cdyn%20Future%3COutput%20=%20T%3E%20+%20Send%20+%20%27a%2C%20Global%3E">Box&lt;dyn Future&lt;Output = T&gt; + Send + &#39;a, Global&gt;</a></li><li><a href="#impl-UnsafeFutureObj%3C%27a%2C%20T%3E-for-Pin%3C%26%27a%20mut%20(dyn%20Future%3COutput%20=%20T%3E%20+%20%27a)%3E">Pin&lt;&amp;&#39;a mut (dyn Future&lt;Output = T&gt; + &#39;a)&gt;</a></li><li><a href="#impl-UnsafeFutureObj%3C%27a%2C%20T%3E-for-Pin%3C%26%27a%20mut%20F%3E">Pin&lt;&amp;&#39;a mut F&gt;</a></li><li><a href="#impl-UnsafeFutureObj%3C%27a%2C%20T%3E-for-Pin%3CBox%3CF%2C%20Global%3E%3E">Pin&lt;Box&lt;F, Global&gt;&gt;</a></li><li><a href="#impl-UnsafeFutureObj%3C%27a%2C%20T%3E-for-Pin%3CBox%3Cdyn%20Future%3COutput%20=%20T%3E%20+%20%27a%2C%20Global%3E%3E">Pin&lt;Box&lt;dyn Future&lt;Output = T&gt; + &#39;a, Global&gt;&gt;</a></li><li><a href="#impl-UnsafeFutureObj%3C%27a%2C%20T%3E-for-Pin%3CBox%3Cdyn%20Future%3COutput%20=%20T%3E%20+%20Send%20+%20%27a%2C%20Global%3E%3E">Pin&lt;Box&lt;dyn Future&lt;Output = T&gt; + Send + &#39;a, Global&gt;&gt;</a></li></ul><h3><a href="#implementors">Implementors</a></h3></section><h2><a href="index.html">In futures::prelude::future</a></h2></div></nav><main><div class="width-limiter"><nav class="sub"><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"><div id="help-button" title="help" tabindex="-1"><a href="../../../help.html">?</a></div><div id="settings-menu" tabindex="-1"><a href="../../../settings.html" title="settings"><img width="22" height="22" alt="Change settings" src="../../../wheel.svg"></a></div></div></form></nav><section id="main-content" class="content"><div class="main-heading"><h1 class="fqn">Trait <a href="../../index.html">futures</a>::<wbr><a href="../index.html">prelude</a>::<wbr><a href="index.html">future</a>::<wbr><a class="trait" href="#">UnsafeFutureObj</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></h1><span class="out-of-band"><a class="srclink" href="../../../src/futures_task/future_obj.rs.html#141">source</a> · <a id="toggle-all-docs" href="javascript:void(0)" title="collapse all docs">[<span class="inner">&#x2212;</span>]</a></span></div><div class="item-decl"><pre class="rust trait"><code>pub unsafe trait UnsafeFutureObj&lt;'a, T&gt;: 'a {
fn <a href="#tymethod.into_raw" class="fnname">into_raw</a>(self) -&gt; <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.pointer.html">*mut </a>dyn <a class="trait" href="../../future/trait.Future.html" title="trait futures::future::Future">Future</a>&lt;Output = T&gt; + 'a;
<span class="item-spacer"></span> unsafe fn <a href="#tymethod.drop" class="fnname">drop</a>(ptr: <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.pointer.html">*mut </a>dyn <a class="trait" href="../../future/trait.Future.html" title="trait futures::future::Future">Future</a>&lt;Output = T&gt; + 'a);
}</code></pre></div><details class="rustdoc-toggle top-doc" open><summary class="hideme"><span>Expand description</span></summary><div class="docblock"><p>A custom implementation of a future trait object for <code>FutureObj</code>, providing
a vtable with drop support.</p>
<p>This custom representation is typically used only in <code>no_std</code> contexts,
where the default <code>Box</code>-based implementation is not available.</p>
<h2 id="safety"><a href="#safety">Safety</a></h2>
<p>See the safety notes on individual methods for what guarantees an
implementor must provide.</p>
</div></details><h2 id="required-methods" class="small-section-header">Required Methods<a href="#required-methods" class="anchor"></a></h2><div class="methods"><details class="rustdoc-toggle method-toggle" open><summary><section id="tymethod.into_raw" class="method has-srclink"><a class="srclink rightside" href="../../../src/futures_task/future_obj.rs.html#153">source</a><h4 class="code-header">fn <a href="#tymethod.into_raw" class="fnname">into_raw</a>(self) -&gt; <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.pointer.html">*mut </a>dyn <a class="trait" href="../../future/trait.Future.html" title="trait futures::future::Future">Future</a>&lt;Output = T&gt; + 'a</h4></section></summary><div class="docblock"><p>Convert an owned instance into a (conceptually owned) fat pointer.</p>
<h5 id="safety-1"><a href="#safety-1">Safety</a></h5><h6 id="implementor"><a href="#implementor">Implementor</a></h6>
<p>The trait implementor must guarantee that it is safe to convert the
provided <code>*mut (dyn Future&lt;Output = T&gt; + 'a)</code> into a <code>Pin&lt;&amp;mut (dyn Future&lt;Output = T&gt; + 'a)&gt;</code> and call methods on it, non-reentrantly,
until <code>UnsafeFutureObj::drop</code> is called with it.</p>
</div></details><details class="rustdoc-toggle method-toggle" open><summary><section id="tymethod.drop" class="method has-srclink"><a class="srclink rightside" href="../../../src/futures_task/future_obj.rs.html#173">source</a><h4 class="code-header">unsafe fn <a href="#tymethod.drop" class="fnname">drop</a>(ptr: <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.pointer.html">*mut </a>dyn <a class="trait" href="../../future/trait.Future.html" title="trait futures::future::Future">Future</a>&lt;Output = T&gt; + 'a)</h4></section></summary><div class="docblock"><p>Drops the future represented by the given fat pointer.</p>
<h5 id="safety-2"><a href="#safety-2">Safety</a></h5><h6 id="implementor-1"><a href="#implementor-1">Implementor</a></h6>
<p>The trait implementor must guarantee that it is safe to call this
function once per <code>into_raw</code> invocation.</p>
<h6 id="caller"><a href="#caller">Caller</a></h6>
<p>The caller must ensure:</p>
<ul>
<li>the pointer passed was obtained from an <code>into_raw</code> invocation from
this same trait object</li>
<li>the pointer is not currently in use as a <code>Pin&lt;&amp;mut (dyn Future&lt;Output = T&gt; + 'a)&gt;</code></li>
<li>the pointer must not be used again after this function is called</li>
</ul>
</div></details></div><h2 id="foreign-impls" class="small-section-header">Implementations on Foreign Types<a href="#foreign-impls" class="anchor"></a></h2><details class="rustdoc-toggle implementors-toggle"><summary><section id="impl-UnsafeFutureObj%3C%27a%2C%20T%3E-for-Pin%3CBox%3Cdyn%20Future%3COutput%20=%20T%3E%20+%20%27a%2C%20Global%3E%3E" class="impl has-srclink"><a class="srclink rightside" href="../../../src/futures_task/future_obj.rs.html#266">source</a><a href="#impl-UnsafeFutureObj%3C%27a%2C%20T%3E-for-Pin%3CBox%3Cdyn%20Future%3COutput%20=%20T%3E%20+%20%27a%2C%20Global%3E%3E" class="anchor"></a><h3 class="code-header">impl&lt;'a, T&gt; <a class="trait" href="../../task/trait.UnsafeFutureObj.html" title="trait futures::task::UnsafeFutureObj">UnsafeFutureObj</a>&lt;'a, T&gt; for <a class="struct" href="https://doc.rust-lang.org/nightly/core/pin/struct.Pin.html" title="struct core::pin::Pin">Pin</a>&lt;<a class="struct" href="https://doc.rust-lang.org/nightly/alloc/boxed/struct.Box.html" title="struct alloc::boxed::Box">Box</a>&lt;dyn <a class="trait" href="../../future/trait.Future.html" title="trait futures::future::Future">Future</a>&lt;Output = T&gt; + 'a, <a class="struct" href="https://doc.rust-lang.org/nightly/alloc/alloc/struct.Global.html" title="struct alloc::alloc::Global">Global</a>&gt;&gt;<span class="where fmt-newline">where<br>&nbsp;&nbsp;&nbsp;&nbsp;T: 'a,</span></h3></section></summary><div class="impl-items"><section id="method.into_raw" class="method trait-impl has-srclink"><a class="srclink rightside" href="../../../src/futures_task/future_obj.rs.html#267">source</a><a href="#method.into_raw" class="anchor"></a><h4 class="code-header">fn <a href="#tymethod.into_raw" class="fnname">into_raw</a>(self) -&gt; <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.pointer.html">*mut </a>dyn <a class="trait" href="../../future/trait.Future.html" title="trait futures::future::Future">Future</a>&lt;Output = T&gt; + 'a</h4></section><section id="method.drop" class="method trait-impl has-srclink"><a class="srclink rightside" href="../../../src/futures_task/future_obj.rs.html#272">source</a><a href="#method.drop" class="anchor"></a><h4 class="code-header">unsafe fn <a href="#tymethod.drop" class="fnname">drop</a>(ptr: <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.pointer.html">*mut </a>dyn <a class="trait" href="../../future/trait.Future.html" title="trait futures::future::Future">Future</a>&lt;Output = T&gt; + 'a)</h4></section></div></details><details class="rustdoc-toggle implementors-toggle"><summary><section id="impl-UnsafeFutureObj%3C%27a%2C%20T%3E-for-%26%27a%20mut%20F" class="impl has-srclink"><a class="srclink rightside" href="../../../src/futures_task/future_obj.rs.html#176">source</a><a href="#impl-UnsafeFutureObj%3C%27a%2C%20T%3E-for-%26%27a%20mut%20F" class="anchor"></a><h3 class="code-header">impl&lt;'a, T, F&gt; <a class="trait" href="../../task/trait.UnsafeFutureObj.html" title="trait futures::task::UnsafeFutureObj">UnsafeFutureObj</a>&lt;'a, T&gt; for <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.reference.html">&amp;'a mut </a>F<span class="where fmt-newline">where<br>&nbsp;&nbsp;&nbsp;&nbsp;F: 'a + <a class="trait" href="../../future/trait.Future.html" title="trait futures::future::Future">Future</a>&lt;Output = T&gt; + <a class="trait" href="https://doc.rust-lang.org/nightly/core/marker/trait.Unpin.html" title="trait core::marker::Unpin">Unpin</a>,</span></h3></section></summary><div class="impl-items"><section id="method.into_raw-1" class="method trait-impl has-srclink"><a class="srclink rightside" href="../../../src/futures_task/future_obj.rs.html#180">source</a><a href="#method.into_raw-1" class="anchor"></a><h4 class="code-header">fn <a href="#tymethod.into_raw" class="fnname">into_raw</a>(self) -&gt; <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.pointer.html">*mut </a>dyn <a class="trait" href="../../future/trait.Future.html" title="trait futures::future::Future">Future</a>&lt;Output = T&gt; + 'a</h4></section><section id="method.drop-1" class="method trait-impl has-srclink"><a class="srclink rightside" href="../../../src/futures_task/future_obj.rs.html#184">source</a><a href="#method.drop-1" class="anchor"></a><h4 class="code-header">unsafe fn <a href="#tymethod.drop" class="fnname">drop</a>(_ptr: <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.pointer.html">*mut </a>dyn <a class="trait" href="../../future/trait.Future.html" title="trait futures::future::Future">Future</a>&lt;Output = T&gt; + 'a)</h4></section></div></details><details class="rustdoc-toggle implementors-toggle"><summary><section id="impl-UnsafeFutureObj%3C%27a%2C%20T%3E-for-Box%3Cdyn%20Future%3COutput%20=%20T%3E%20+%20Send%20+%20%27a%2C%20Global%3E" class="impl has-srclink"><a class="srclink rightside" href="../../../src/futures_task/future_obj.rs.html#242">source</a><a href="#impl-UnsafeFutureObj%3C%27a%2C%20T%3E-for-Box%3Cdyn%20Future%3COutput%20=%20T%3E%20+%20Send%20+%20%27a%2C%20Global%3E" class="anchor"></a><h3 class="code-header">impl&lt;'a, T&gt; <a class="trait" href="../../task/trait.UnsafeFutureObj.html" title="trait futures::task::UnsafeFutureObj">UnsafeFutureObj</a>&lt;'a, T&gt; for <a class="struct" href="https://doc.rust-lang.org/nightly/alloc/boxed/struct.Box.html" title="struct alloc::boxed::Box">Box</a>&lt;dyn <a class="trait" href="../../future/trait.Future.html" title="trait futures::future::Future">Future</a>&lt;Output = T&gt; + <a class="trait" href="https://doc.rust-lang.org/nightly/core/marker/trait.Send.html" title="trait core::marker::Send">Send</a> + 'a, <a class="struct" href="https://doc.rust-lang.org/nightly/alloc/alloc/struct.Global.html" title="struct alloc::alloc::Global">Global</a>&gt;<span class="where fmt-newline">where<br>&nbsp;&nbsp;&nbsp;&nbsp;T: 'a,</span></h3></section></summary><div class="impl-items"><section id="method.into_raw-2" class="method trait-impl has-srclink"><a class="srclink rightside" href="../../../src/futures_task/future_obj.rs.html#243">source</a><a href="#method.into_raw-2" class="anchor"></a><h4 class="code-header">fn <a href="#tymethod.into_raw" class="fnname">into_raw</a>(self) -&gt; <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.pointer.html">*mut </a>dyn <a class="trait" href="../../future/trait.Future.html" title="trait futures::future::Future">Future</a>&lt;Output = T&gt; + 'a</h4></section><section id="method.drop-2" class="method trait-impl has-srclink"><a class="srclink rightside" href="../../../src/futures_task/future_obj.rs.html#247">source</a><a href="#method.drop-2" class="anchor"></a><h4 class="code-header">unsafe fn <a href="#tymethod.drop" class="fnname">drop</a>(ptr: <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.pointer.html">*mut </a>dyn <a class="trait" href="../../future/trait.Future.html" title="trait futures::future::Future">Future</a>&lt;Output = T&gt; + 'a)</h4></section></div></details><details class="rustdoc-toggle implementors-toggle"><summary><section id="impl-UnsafeFutureObj%3C%27a%2C%20T%3E-for-Pin%3CBox%3CF%2C%20Global%3E%3E" class="impl has-srclink"><a class="srclink rightside" href="../../../src/futures_task/future_obj.rs.html#252">source</a><a href="#impl-UnsafeFutureObj%3C%27a%2C%20T%3E-for-Pin%3CBox%3CF%2C%20Global%3E%3E" class="anchor"></a><h3 class="code-header">impl&lt;'a, T, F&gt; <a class="trait" href="../../task/trait.UnsafeFutureObj.html" title="trait futures::task::UnsafeFutureObj">UnsafeFutureObj</a>&lt;'a, T&gt; for <a class="struct" href="https://doc.rust-lang.org/nightly/core/pin/struct.Pin.html" title="struct core::pin::Pin">Pin</a>&lt;<a class="struct" href="https://doc.rust-lang.org/nightly/alloc/boxed/struct.Box.html" title="struct alloc::boxed::Box">Box</a>&lt;F, <a class="struct" href="https://doc.rust-lang.org/nightly/alloc/alloc/struct.Global.html" title="struct alloc::alloc::Global">Global</a>&gt;&gt;<span class="where fmt-newline">where<br>&nbsp;&nbsp;&nbsp;&nbsp;F: 'a + <a class="trait" href="../../future/trait.Future.html" title="trait futures::future::Future">Future</a>&lt;Output = T&gt;,</span></h3></section></summary><div class="impl-items"><section id="method.into_raw-3" class="method trait-impl has-srclink"><a class="srclink rightside" href="../../../src/futures_task/future_obj.rs.html#256">source</a><a href="#method.into_raw-3" class="anchor"></a><h4 class="code-header">fn <a href="#tymethod.into_raw" class="fnname">into_raw</a>(self) -&gt; <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.pointer.html">*mut </a>dyn <a class="trait" href="../../future/trait.Future.html" title="trait futures::future::Future">Future</a>&lt;Output = T&gt; + 'a</h4></section><section id="method.drop-3" class="method trait-impl has-srclink"><a class="srclink rightside" href="../../../src/futures_task/future_obj.rs.html#261">source</a><a href="#method.drop-3" class="anchor"></a><h4 class="code-header">unsafe fn <a href="#tymethod.drop" class="fnname">drop</a>(ptr: <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.pointer.html">*mut </a>dyn <a class="trait" href="../../future/trait.Future.html" title="trait futures::future::Future">Future</a>&lt;Output = T&gt; + 'a)</h4></section></div></details><details class="rustdoc-toggle implementors-toggle"><summary><section id="impl-UnsafeFutureObj%3C%27a%2C%20T%3E-for-Box%3CF%2C%20Global%3E" class="impl has-srclink"><a class="srclink rightside" href="../../../src/futures_task/future_obj.rs.html#219">source</a><a href="#impl-UnsafeFutureObj%3C%27a%2C%20T%3E-for-Box%3CF%2C%20Global%3E" class="anchor"></a><h3 class="code-header">impl&lt;'a, T, F&gt; <a class="trait" href="../../task/trait.UnsafeFutureObj.html" title="trait futures::task::UnsafeFutureObj">UnsafeFutureObj</a>&lt;'a, T&gt; for <a class="struct" href="https://doc.rust-lang.org/nightly/alloc/boxed/struct.Box.html" title="struct alloc::boxed::Box">Box</a>&lt;F, <a class="struct" href="https://doc.rust-lang.org/nightly/alloc/alloc/struct.Global.html" title="struct alloc::alloc::Global">Global</a>&gt;<span class="where fmt-newline">where<br>&nbsp;&nbsp;&nbsp;&nbsp;F: 'a + <a class="trait" href="../../future/trait.Future.html" title="trait futures::future::Future">Future</a>&lt;Output = T&gt;,</span></h3></section></summary><div class="impl-items"><section id="method.into_raw-4" class="method trait-impl has-srclink"><a class="srclink rightside" href="../../../src/futures_task/future_obj.rs.html#223">source</a><a href="#method.into_raw-4" class="anchor"></a><h4 class="code-header">fn <a href="#tymethod.into_raw" class="fnname">into_raw</a>(self) -&gt; <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.pointer.html">*mut </a>dyn <a class="trait" href="../../future/trait.Future.html" title="trait futures::future::Future">Future</a>&lt;Output = T&gt; + 'a</h4></section><section id="method.drop-4" class="method trait-impl has-srclink"><a class="srclink rightside" href="../../../src/futures_task/future_obj.rs.html#227">source</a><a href="#method.drop-4" class="anchor"></a><h4 class="code-header">unsafe fn <a href="#tymethod.drop" class="fnname">drop</a>(ptr: <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.pointer.html">*mut </a>dyn <a class="trait" href="../../future/trait.Future.html" title="trait futures::future::Future">Future</a>&lt;Output = T&gt; + 'a)</h4></section></div></details><details class="rustdoc-toggle implementors-toggle"><summary><section id="impl-UnsafeFutureObj%3C%27a%2C%20T%3E-for-Pin%3C%26%27a%20mut%20F%3E" class="impl has-srclink"><a class="srclink rightside" href="../../../src/futures_task/future_obj.rs.html#195">source</a><a href="#impl-UnsafeFutureObj%3C%27a%2C%20T%3E-for-Pin%3C%26%27a%20mut%20F%3E" class="anchor"></a><h3 class="code-header">impl&lt;'a, T, F&gt; <a class="trait" href="../../task/trait.UnsafeFutureObj.html" title="trait futures::task::UnsafeFutureObj">UnsafeFutureObj</a>&lt;'a, T&gt; for <a class="struct" href="https://doc.rust-lang.org/nightly/core/pin/struct.Pin.html" title="struct core::pin::Pin">Pin</a>&lt;<a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.reference.html">&amp;'a mut </a>F&gt;<span class="where fmt-newline">where<br>&nbsp;&nbsp;&nbsp;&nbsp;F: 'a + <a class="trait" href="../../future/trait.Future.html" title="trait futures::future::Future">Future</a>&lt;Output = T&gt;,</span></h3></section></summary><div class="impl-items"><section id="method.into_raw-5" class="method trait-impl has-srclink"><a class="srclink rightside" href="../../../src/futures_task/future_obj.rs.html#199">source</a><a href="#method.into_raw-5" class="anchor"></a><h4 class="code-header">fn <a href="#tymethod.into_raw" class="fnname">into_raw</a>(self) -&gt; <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.pointer.html">*mut </a>dyn <a class="trait" href="../../future/trait.Future.html" title="trait futures::future::Future">Future</a>&lt;Output = T&gt; + 'a</h4></section><section id="method.drop-5" class="method trait-impl has-srclink"><a class="srclink rightside" href="../../../src/futures_task/future_obj.rs.html#203">source</a><a href="#method.drop-5" class="anchor"></a><h4 class="code-header">unsafe fn <a href="#tymethod.drop" class="fnname">drop</a>(_ptr: <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.pointer.html">*mut </a>dyn <a class="trait" href="../../future/trait.Future.html" title="trait futures::future::Future">Future</a>&lt;Output = T&gt; + 'a)</h4></section></div></details><details class="rustdoc-toggle implementors-toggle"><summary><section id="impl-UnsafeFutureObj%3C%27a%2C%20T%3E-for-Pin%3CBox%3Cdyn%20Future%3COutput%20=%20T%3E%20+%20Send%20+%20%27a%2C%20Global%3E%3E" class="impl has-srclink"><a class="srclink rightside" href="../../../src/futures_task/future_obj.rs.html#277">source</a><a href="#impl-UnsafeFutureObj%3C%27a%2C%20T%3E-for-Pin%3CBox%3Cdyn%20Future%3COutput%20=%20T%3E%20+%20Send%20+%20%27a%2C%20Global%3E%3E" class="anchor"></a><h3 class="code-header">impl&lt;'a, T&gt; <a class="trait" href="../../task/trait.UnsafeFutureObj.html" title="trait futures::task::UnsafeFutureObj">UnsafeFutureObj</a>&lt;'a, T&gt; for <a class="struct" href="https://doc.rust-lang.org/nightly/core/pin/struct.Pin.html" title="struct core::pin::Pin">Pin</a>&lt;<a class="struct" href="https://doc.rust-lang.org/nightly/alloc/boxed/struct.Box.html" title="struct alloc::boxed::Box">Box</a>&lt;dyn <a class="trait" href="../../future/trait.Future.html" title="trait futures::future::Future">Future</a>&lt;Output = T&gt; + <a class="trait" href="https://doc.rust-lang.org/nightly/core/marker/trait.Send.html" title="trait core::marker::Send">Send</a> + 'a, <a class="struct" href="https://doc.rust-lang.org/nightly/alloc/alloc/struct.Global.html" title="struct alloc::alloc::Global">Global</a>&gt;&gt;<span class="where fmt-newline">where<br>&nbsp;&nbsp;&nbsp;&nbsp;T: 'a,</span></h3></section></summary><div class="impl-items"><section id="method.into_raw-6" class="method trait-impl has-srclink"><a class="srclink rightside" href="../../../src/futures_task/future_obj.rs.html#278">source</a><a href="#method.into_raw-6" class="anchor"></a><h4 class="code-header">fn <a href="#tymethod.into_raw" class="fnname">into_raw</a>(self) -&gt; <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.pointer.html">*mut </a>dyn <a class="trait" href="../../future/trait.Future.html" title="trait futures::future::Future">Future</a>&lt;Output = T&gt; + 'a</h4></section><section id="method.drop-6" class="method trait-impl has-srclink"><a class="srclink rightside" href="../../../src/futures_task/future_obj.rs.html#283">source</a><a href="#method.drop-6" class="anchor"></a><h4 class="code-header">unsafe fn <a href="#tymethod.drop" class="fnname">drop</a>(ptr: <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.pointer.html">*mut </a>dyn <a class="trait" href="../../future/trait.Future.html" title="trait futures::future::Future">Future</a>&lt;Output = T&gt; + 'a)</h4></section></div></details><details class="rustdoc-toggle implementors-toggle"><summary><section id="impl-UnsafeFutureObj%3C%27a%2C%20T%3E-for-Box%3Cdyn%20Future%3COutput%20=%20T%3E%20+%20%27a%2C%20Global%3E" class="impl has-srclink"><a class="srclink rightside" href="../../../src/futures_task/future_obj.rs.html#232">source</a><a href="#impl-UnsafeFutureObj%3C%27a%2C%20T%3E-for-Box%3Cdyn%20Future%3COutput%20=%20T%3E%20+%20%27a%2C%20Global%3E" class="anchor"></a><h3 class="code-header">impl&lt;'a, T&gt; <a class="trait" href="../../task/trait.UnsafeFutureObj.html" title="trait futures::task::UnsafeFutureObj">UnsafeFutureObj</a>&lt;'a, T&gt; for <a class="struct" href="https://doc.rust-lang.org/nightly/alloc/boxed/struct.Box.html" title="struct alloc::boxed::Box">Box</a>&lt;dyn <a class="trait" href="../../future/trait.Future.html" title="trait futures::future::Future">Future</a>&lt;Output = T&gt; + 'a, <a class="struct" href="https://doc.rust-lang.org/nightly/alloc/alloc/struct.Global.html" title="struct alloc::alloc::Global">Global</a>&gt;<span class="where fmt-newline">where<br>&nbsp;&nbsp;&nbsp;&nbsp;T: 'a,</span></h3></section></summary><div class="impl-items"><section id="method.into_raw-7" class="method trait-impl has-srclink"><a class="srclink rightside" href="../../../src/futures_task/future_obj.rs.html#233">source</a><a href="#method.into_raw-7" class="anchor"></a><h4 class="code-header">fn <a href="#tymethod.into_raw" class="fnname">into_raw</a>(self) -&gt; <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.pointer.html">*mut </a>dyn <a class="trait" href="../../future/trait.Future.html" title="trait futures::future::Future">Future</a>&lt;Output = T&gt; + 'a</h4></section><section id="method.drop-7" class="method trait-impl has-srclink"><a class="srclink rightside" href="../../../src/futures_task/future_obj.rs.html#237">source</a><a href="#method.drop-7" class="anchor"></a><h4 class="code-header">unsafe fn <a href="#tymethod.drop" class="fnname">drop</a>(ptr: <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.pointer.html">*mut </a>dyn <a class="trait" href="../../future/trait.Future.html" title="trait futures::future::Future">Future</a>&lt;Output = T&gt; + 'a)</h4></section></div></details><details class="rustdoc-toggle implementors-toggle"><summary><section id="impl-UnsafeFutureObj%3C%27a%2C%20T%3E-for-Pin%3C%26%27a%20mut%20(dyn%20Future%3COutput%20=%20T%3E%20+%20%27a)%3E" class="impl has-srclink"><a class="srclink rightside" href="../../../src/futures_task/future_obj.rs.html#206">source</a><a href="#impl-UnsafeFutureObj%3C%27a%2C%20T%3E-for-Pin%3C%26%27a%20mut%20(dyn%20Future%3COutput%20=%20T%3E%20+%20%27a)%3E" class="anchor"></a><h3 class="code-header">impl&lt;'a, T&gt; <a class="trait" href="../../task/trait.UnsafeFutureObj.html" title="trait futures::task::UnsafeFutureObj">UnsafeFutureObj</a>&lt;'a, T&gt; for <a class="struct" href="https://doc.rust-lang.org/nightly/core/pin/struct.Pin.html" title="struct core::pin::Pin">Pin</a>&lt;&amp;'a mut (dyn <a class="trait" href="../../future/trait.Future.html" title="trait futures::future::Future">Future</a>&lt;Output = T&gt; + 'a)&gt;</h3></section></summary><div class="impl-items"><section id="method.into_raw-8" class="method trait-impl has-srclink"><a class="srclink rightside" href="../../../src/futures_task/future_obj.rs.html#207">source</a><a href="#method.into_raw-8" class="anchor"></a><h4 class="code-header">fn <a href="#tymethod.into_raw" class="fnname">into_raw</a>(self) -&gt; <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.pointer.html">*mut </a>dyn <a class="trait" href="../../future/trait.Future.html" title="trait futures::future::Future">Future</a>&lt;Output = T&gt; + 'a</h4></section><section id="method.drop-8" class="method trait-impl has-srclink"><a class="srclink rightside" href="../../../src/futures_task/future_obj.rs.html#211">source</a><a href="#method.drop-8" class="anchor"></a><h4 class="code-header">unsafe fn <a href="#tymethod.drop" class="fnname">drop</a>(_ptr: <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.pointer.html">*mut </a>dyn <a class="trait" href="../../future/trait.Future.html" title="trait futures::future::Future">Future</a>&lt;Output = T&gt; + 'a)</h4></section></div></details><h2 id="implementors" class="small-section-header">Implementors<a href="#implementors" class="anchor"></a></h2><div id="implementors-list"><section id="impl-UnsafeFutureObj%3C%27a%2C%20T%3E-for-%26%27a%20mut%20(dyn%20Future%3COutput%20=%20T%3E%20+%20Unpin%20+%20%27a)" class="impl has-srclink"><a class="srclink rightside" href="../../../src/futures_task/future_obj.rs.html#187">source</a><a href="#impl-UnsafeFutureObj%3C%27a%2C%20T%3E-for-%26%27a%20mut%20(dyn%20Future%3COutput%20=%20T%3E%20+%20Unpin%20+%20%27a)" class="anchor"></a><h3 class="code-header">impl&lt;'a, T&gt; <a class="trait" href="../../task/trait.UnsafeFutureObj.html" title="trait futures::task::UnsafeFutureObj">UnsafeFutureObj</a>&lt;'a, T&gt; for &amp;'a mut (dyn <a class="trait" href="../../future/trait.Future.html" title="trait futures::future::Future">Future</a>&lt;Output = T&gt; + <a class="trait" href="https://doc.rust-lang.org/nightly/core/marker/trait.Unpin.html" title="trait core::marker::Unpin">Unpin</a> + 'a)</h3></section></div><script src="../../../implementors/futures_task/future_obj/trait.UnsafeFutureObj.js" data-ignore-extern-crates="alloc,core" async></script></section></div></main><div id="rustdoc-vars" data-root-path="../../../" data-current-crate="futures" data-themes="ayu,dark,light" data-resource-suffix="" data-rustdoc-version="1.66.0-nightly (5c8bff74b 2022-10-21)" ></div></body></html>