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34 lines
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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 `ImportResolver` trait in crate `wasmi`."><meta name="keywords" content="rust, rustlang, rust-lang, ImportResolver"><title>wasmi::ImportResolver - Rust</title><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="../dark.css"><link rel="stylesheet" type="text/css" href="../light.css" id="themeStyle"><script src="../storage.js"></script><noscript><link rel="stylesheet" href="../noscript.css"></noscript><link rel="shortcut icon" href="../favicon.ico"><style type="text/css">#crate-search{background-image:url("../down-arrow.svg");}</style></head><body class="rustdoc trait"><!--[if lte IE 8]><div class="warning">This old browser is unsupported and will most likely display funky things.</div><![endif]--><nav class="sidebar"><div class="sidebar-menu">☰</div><a href='../wasmi/index.html'><div class='logo-container'><img src='../rust-logo.png' alt='logo'></div></a><p class='location'>Trait ImportResolver</p><div class="sidebar-elems"><div class="block items"><a class="sidebar-title" href="#required-methods">Required Methods</a><div class="sidebar-links"><a href="#tymethod.resolve_func">resolve_func</a><a href="#tymethod.resolve_global">resolve_global</a><a href="#tymethod.resolve_memory">resolve_memory</a><a href="#tymethod.resolve_table">resolve_table</a></div><a class="sidebar-title" href="#implementors">Implementors</a></div><p class='location'><a href='index.html'>wasmi</a></p><script>window.sidebarCurrent = {name: 'ImportResolver', ty: 'trait', relpath: ''};</script><script defer src="sidebar-items.js"></script></div></nav><div class="theme-picker"><button id="theme-picker" aria-label="Pick another theme!"><img src="../brush.svg" width="18" alt="Pick another theme!"></button><div id="theme-choices"></div></div><script src="../theme.js"></script><nav class="sub"><form class="search-form js-only"><div class="search-container"><div><select id="crate-search"><option value="All crates">All crates</option></select><input class="search-input" name="search" autocomplete="off" spellcheck="false" placeholder="Click or press ‘S’ to search, ‘?’ for more options…" type="search"></div><a id="settings-menu" href="../settings.html"><img src="../wheel.svg" width="18" alt="Change settings"></a></div></form></nav><section id="main" class="content"><h1 class='fqn'><span class='out-of-band'><span id='render-detail'><a id="toggle-all-docs" href="javascript:void(0)" title="collapse all docs">[<span class='inner'>−</span>]</a></span><a class='srclink' href='../src/wasmi/imports.rs.html#22-72' title='goto source code'>[src]</a></span><span class='in-band'>Trait <a href='index.html'>wasmi</a>::<wbr><a class="trait" href=''>ImportResolver</a></span></h1><div class="docblock type-decl hidden-by-usual-hider"><pre class='rust trait'>pub trait ImportResolver {
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fn <a href='#tymethod.resolve_func' class='fnname'>resolve_func</a>(<br> &self, <br> _module_name: &<a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.str.html">str</a>, <br> field_name: &<a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.str.html">str</a>, <br> _signature: &<a class="struct" href="../wasmi/struct.Signature.html" title="struct wasmi::Signature">Signature</a><br> ) -> <a class="enum" href="https://doc.rust-lang.org/nightly/core/result/enum.Result.html" title="enum core::result::Result">Result</a><<a class="struct" href="../wasmi/struct.FuncRef.html" title="struct wasmi::FuncRef">FuncRef</a>, <a class="enum" href="../wasmi/enum.Error.html" title="enum wasmi::Error">Error</a>>;
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<div class='item-spacer'></div> fn <a href='#tymethod.resolve_global' class='fnname'>resolve_global</a>(<br> &self, <br> module_name: &<a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.str.html">str</a>, <br> field_name: &<a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.str.html">str</a>, <br> descriptor: &<a class="struct" href="../wasmi/struct.GlobalDescriptor.html" title="struct wasmi::GlobalDescriptor">GlobalDescriptor</a><br> ) -> <a class="enum" href="https://doc.rust-lang.org/nightly/core/result/enum.Result.html" title="enum core::result::Result">Result</a><<a class="struct" href="../wasmi/struct.GlobalRef.html" title="struct wasmi::GlobalRef">GlobalRef</a>, <a class="enum" href="../wasmi/enum.Error.html" title="enum wasmi::Error">Error</a>>;
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<div class='item-spacer'></div> fn <a href='#tymethod.resolve_memory' class='fnname'>resolve_memory</a>(<br> &self, <br> module_name: &<a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.str.html">str</a>, <br> field_name: &<a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.str.html">str</a>, <br> descriptor: &<a class="struct" href="../wasmi/struct.MemoryDescriptor.html" title="struct wasmi::MemoryDescriptor">MemoryDescriptor</a><br> ) -> <a class="enum" href="https://doc.rust-lang.org/nightly/core/result/enum.Result.html" title="enum core::result::Result">Result</a><<a class="struct" href="../wasmi/struct.MemoryRef.html" title="struct wasmi::MemoryRef">MemoryRef</a>, <a class="enum" href="../wasmi/enum.Error.html" title="enum wasmi::Error">Error</a>>;
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<div class='item-spacer'></div> fn <a href='#tymethod.resolve_table' class='fnname'>resolve_table</a>(<br> &self, <br> module_name: &<a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.str.html">str</a>, <br> field_name: &<a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.str.html">str</a>, <br> descriptor: &<a class="struct" href="../wasmi/struct.TableDescriptor.html" title="struct wasmi::TableDescriptor">TableDescriptor</a><br> ) -> <a class="enum" href="https://doc.rust-lang.org/nightly/core/result/enum.Result.html" title="enum core::result::Result">Result</a><<a class="struct" href="../wasmi/struct.TableRef.html" title="struct wasmi::TableRef">TableRef</a>, <a class="enum" href="../wasmi/enum.Error.html" title="enum wasmi::Error">Error</a>>;
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}</pre></div><div class='docblock'><p>Resolver of a module's dependencies.</p>
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<p>A module have dependencies in a form of a list of imports (i.e.
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tuple of a (<code>module_name</code>, <code>field_name</code>, <code>descriptor</code>)).</p>
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<p>The job of implementations of this trait is to provide on each
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import a corresponding concrete reference.</p>
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<p>For simple use-cases you can use <a href="struct.ImportsBuilder.html"><code>ImportsBuilder</code></a>.</p>
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</div>
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<h2 id='required-methods' class='small-section-header'>Required methods<a href='#required-methods' class='anchor'></a></h2><div class='methods'><h3 id='tymethod.resolve_func' class='method'><code id='resolve_func.v'>fn <a href='#tymethod.resolve_func' class='fnname'>resolve_func</a>(<br> &self, <br> _module_name: &<a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.str.html">str</a>, <br> field_name: &<a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.str.html">str</a>, <br> _signature: &<a class="struct" href="../wasmi/struct.Signature.html" title="struct wasmi::Signature">Signature</a><br>) -> <a class="enum" href="https://doc.rust-lang.org/nightly/core/result/enum.Result.html" title="enum core::result::Result">Result</a><<a class="struct" href="../wasmi/struct.FuncRef.html" title="struct wasmi::FuncRef">FuncRef</a>, <a class="enum" href="../wasmi/enum.Error.html" title="enum wasmi::Error">Error</a>></code></h3><div class='docblock'><p>Resolve a function.</p>
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<p>Returned function should match given <code>signature</code>, i.e. all parameter types and return value should have exact match.
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Otherwise, link-time error will occur.</p>
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</div><h3 id='tymethod.resolve_global' class='method'><code id='resolve_global.v'>fn <a href='#tymethod.resolve_global' class='fnname'>resolve_global</a>(<br> &self, <br> module_name: &<a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.str.html">str</a>, <br> field_name: &<a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.str.html">str</a>, <br> descriptor: &<a class="struct" href="../wasmi/struct.GlobalDescriptor.html" title="struct wasmi::GlobalDescriptor">GlobalDescriptor</a><br>) -> <a class="enum" href="https://doc.rust-lang.org/nightly/core/result/enum.Result.html" title="enum core::result::Result">Result</a><<a class="struct" href="../wasmi/struct.GlobalRef.html" title="struct wasmi::GlobalRef">GlobalRef</a>, <a class="enum" href="../wasmi/enum.Error.html" title="enum wasmi::Error">Error</a>></code></h3><div class='docblock'><p>Resolve a global variable.</p>
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<p>Returned global should match given <code>descriptor</code>, i.e. type and mutability
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should match. Otherwise, link-time error will occur.</p>
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</div><h3 id='tymethod.resolve_memory' class='method'><code id='resolve_memory.v'>fn <a href='#tymethod.resolve_memory' class='fnname'>resolve_memory</a>(<br> &self, <br> module_name: &<a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.str.html">str</a>, <br> field_name: &<a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.str.html">str</a>, <br> descriptor: &<a class="struct" href="../wasmi/struct.MemoryDescriptor.html" title="struct wasmi::MemoryDescriptor">MemoryDescriptor</a><br>) -> <a class="enum" href="https://doc.rust-lang.org/nightly/core/result/enum.Result.html" title="enum core::result::Result">Result</a><<a class="struct" href="../wasmi/struct.MemoryRef.html" title="struct wasmi::MemoryRef">MemoryRef</a>, <a class="enum" href="../wasmi/enum.Error.html" title="enum wasmi::Error">Error</a>></code></h3><div class='docblock'><p>Resolve a memory.</p>
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<p>Returned memory should match requested memory (described by the <code>descriptor</code>),
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i.e. initial size of a returned memory should be equal or larger than requested memory.
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Furthermore, if requested memory have maximum size, returned memory either should have
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equal or larger maximum size or have no maximum size at all.
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If returned memory doesn't match the requested then link-time error will occur.</p>
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</div><h3 id='tymethod.resolve_table' class='method'><code id='resolve_table.v'>fn <a href='#tymethod.resolve_table' class='fnname'>resolve_table</a>(<br> &self, <br> module_name: &<a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.str.html">str</a>, <br> field_name: &<a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.str.html">str</a>, <br> descriptor: &<a class="struct" href="../wasmi/struct.TableDescriptor.html" title="struct wasmi::TableDescriptor">TableDescriptor</a><br>) -> <a class="enum" href="https://doc.rust-lang.org/nightly/core/result/enum.Result.html" title="enum core::result::Result">Result</a><<a class="struct" href="../wasmi/struct.TableRef.html" title="struct wasmi::TableRef">TableRef</a>, <a class="enum" href="../wasmi/enum.Error.html" title="enum wasmi::Error">Error</a>></code></h3><div class='docblock'><p>Resolve a table.</p>
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<p>Returned table should match requested table (described by the <code>descriptor</code>),
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i.e. initial size of a returned table should be equal or larger than requested table.
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Furthermore, if requested memory have maximum size, returned memory either should have
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equal or larger maximum size or have no maximum size at all.
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If returned table doesn't match the requested then link-time error will occur.</p>
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</div></div><span class='loading-content'>Loading content...</span>
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<h2 id='implementors' class='small-section-header'>Implementors<a href='#implementors' class='anchor'></a></h2><div class='item-list' id='implementors-list'><h3 id='impl-ImportResolver' class='impl'><code class='in-band'>impl<'a> ImportResolver for <a class="struct" href="../wasmi/struct.ImportsBuilder.html" title="struct wasmi::ImportsBuilder">ImportsBuilder</a><'a></code><a href='#impl-ImportResolver' class='anchor'></a><a class='srclink' href='../src/wasmi/imports.rs.html#146-190' title='goto source code'>[src]</a></h3><div class='impl-items'><h4 id='method.resolve_func' class="method hidden"><code id='resolve_func.v-1'>fn <a href='#method.resolve_func' class='fnname'>resolve_func</a>(<br> &self, <br> module_name: &<a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.str.html">str</a>, <br> field_name: &<a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.str.html">str</a>, <br> signature: &<a class="struct" href="../wasmi/struct.Signature.html" title="struct wasmi::Signature">Signature</a><br>) -> <a class="enum" href="https://doc.rust-lang.org/nightly/core/result/enum.Result.html" title="enum core::result::Result">Result</a><<a class="struct" href="../wasmi/struct.FuncRef.html" title="struct wasmi::FuncRef">FuncRef</a>, <a class="enum" href="../wasmi/enum.Error.html" title="enum wasmi::Error">Error</a>></code><a class='srclink' href='../src/wasmi/imports.rs.html#147-156' title='goto source code'>[src]</a></h4><h4 id='method.resolve_global' class="method hidden"><code id='resolve_global.v-1'>fn <a href='#method.resolve_global' class='fnname'>resolve_global</a>(<br> &self, <br> module_name: &<a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.str.html">str</a>, <br> field_name: &<a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.str.html">str</a>, <br> global_type: &<a class="struct" href="../wasmi/struct.GlobalDescriptor.html" title="struct wasmi::GlobalDescriptor">GlobalDescriptor</a><br>) -> <a class="enum" href="https://doc.rust-lang.org/nightly/core/result/enum.Result.html" title="enum core::result::Result">Result</a><<a class="struct" href="../wasmi/struct.GlobalRef.html" title="struct wasmi::GlobalRef">GlobalRef</a>, <a class="enum" href="../wasmi/enum.Error.html" title="enum wasmi::Error">Error</a>></code><a class='srclink' href='../src/wasmi/imports.rs.html#158-167' title='goto source code'>[src]</a></h4><h4 id='method.resolve_memory' class="method hidden"><code id='resolve_memory.v-1'>fn <a href='#method.resolve_memory' class='fnname'>resolve_memory</a>(<br> &self, <br> module_name: &<a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.str.html">str</a>, <br> field_name: &<a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.str.html">str</a>, <br> memory_type: &<a class="struct" href="../wasmi/struct.MemoryDescriptor.html" title="struct wasmi::MemoryDescriptor">MemoryDescriptor</a><br>) -> <a class="enum" href="https://doc.rust-lang.org/nightly/core/result/enum.Result.html" title="enum core::result::Result">Result</a><<a class="struct" href="../wasmi/struct.MemoryRef.html" title="struct wasmi::MemoryRef">MemoryRef</a>, <a class="enum" href="../wasmi/enum.Error.html" title="enum wasmi::Error">Error</a>></code><a class='srclink' href='../src/wasmi/imports.rs.html#169-178' title='goto source code'>[src]</a></h4><h4 id='method.resolve_table' class="method hidden"><code id='resolve_table.v-1'>fn <a href='#method.resolve_table' class='fnname'>resolve_table</a>(<br> &self, <br> module_name: &<a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.str.html">str</a>, <br> field_name: &<a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.str.html">str</a>, <br> table_type: &<a class="struct" href="../wasmi/struct.TableDescriptor.html" title="struct wasmi::TableDescriptor">TableDescriptor</a><br>) -> <a class="enum" href="https://doc.rust-lang.org/nightly/core/result/enum.Result.html" title="enum core::result::Result">Result</a><<a class="struct" href="../wasmi/struct.TableRef.html" title="struct wasmi::TableRef">TableRef</a>, <a class="enum" href="../wasmi/enum.Error.html" title="enum wasmi::Error">Error</a>></code><a class='srclink' href='../src/wasmi/imports.rs.html#180-189' title='goto source code'>[src]</a></h4></div></div><span class='loading-content'>Loading content...</span><script type="text/javascript">window.inlined_types=new Set([]);</script><script type="text/javascript" async
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src="../implementors/wasmi/trait.ImportResolver.js">
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</script></section><section id="search" class="content hidden"></section><section class="footer"></section><aside id="help" class="hidden"><div><h1 class="hidden">Help</h1><div class="shortcuts"><h2>Keyboard Shortcuts</h2><dl><dt><kbd>?</kbd></dt><dd>Show this help dialog</dd><dt><kbd>S</kbd></dt><dd>Focus the search field</dd><dt><kbd>↑</kbd></dt><dd>Move up in search results</dd><dt><kbd>↓</kbd></dt><dd>Move down in search results</dd><dt><kbd>↹</kbd></dt><dd>Switch tab</dd><dt><kbd>⏎</kbd></dt><dd>Go to active search result</dd><dt><kbd>+</kbd></dt><dd>Expand all sections</dd><dt><kbd>-</kbd></dt><dd>Collapse all sections</dd></dl></div><div class="infos"><h2>Search Tricks</h2><p>Prefix searches with a type followed by a colon (e.g., <code>fn:</code>) to restrict the search to a given type.</p><p>Accepted types are: <code>fn</code>, <code>mod</code>, <code>struct</code>, <code>enum</code>, <code>trait</code>, <code>type</code>, <code>macro</code>, and <code>const</code>.</p><p>Search functions by type signature (e.g., <code>vec -> usize</code> or <code>* -> vec</code>)</p><p>Search multiple things at once by splitting your query with comma (e.g., <code>str,u8</code> or <code>String,struct:Vec,test</code>)</p></div></div></aside><script>window.rootPath = "../";window.currentCrate = "wasmi";</script><script src="../aliases.js"></script><script src="../main.js"></script><script defer src="../search-index.js"></script></body></html> |