| <!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="Source of the Rust file `src/parameter.rs`."><meta name="keywords" content="rust, rustlang, rust-lang"><title>parameter.rs - source</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="../../light.css" id="themeStyle"><link rel="stylesheet" type="text/css" href="../../dark.css" disabled ><link rel="stylesheet" type="text/css" href="../../ayu.css" disabled ><script id="default-settings" ></script><script src="../../storage.js"></script><script src="../../crates.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"><style type="text/css">#crate-search{background-image:url("../../down-arrow.svg");}</style></head><body class="rustdoc source"><!--[if lte IE 11]><div class="warning">This old browser is unsupported and will most likely display funky things.</div><![endif]--><nav class="sidebar"><div class="sidebar-menu" role="button">☰</div><a href='../../optee_teec/index.html'><div class='logo-container rust-logo'><img src='../../rust-logo.png' alt='logo'></div></a></nav><div class="theme-picker"><button id="theme-picker" aria-label="Pick another theme!" aria-haspopup="menu" title="themes"><img width="18" height="18" alt="Pick another theme!" src="../../brush.svg"></button><div id="theme-choices" role="menu"></div></div><nav class="sub"><form class="search-form"><div class="search-container"><div><select id="crate-search"><option value="All crates">All crates</option></select><input class="search-input" name="search" disabled autocomplete="off" spellcheck="false" placeholder="Click or press ‘S’ to search, ‘?’ for more options…" type="search"></div><button type="button" id="help-button" title="help">?</button><a id="settings-menu" href="../../settings.html" title="settings"><img width="18" height="18" alt="Change settings" src="../../wheel.svg"></a></div></form></nav><section id="main" class="content"><div class="example-wrap"><pre class="line-numbers"><span id="1"> 1</span> |
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| </pre><pre class="rust"><code><span class="comment">// Licensed to the Apache Software Foundation (ASF) under one</span> |
| <span class="comment">// or more contributor license agreements. See the NOTICE file</span> |
| <span class="comment">// distributed with this work for additional information</span> |
| <span class="comment">// regarding copyright ownership. The ASF licenses this file</span> |
| <span class="comment">// to you under the Apache License, Version 2.0 (the</span> |
| <span class="comment">// "License"); you may not use this file except in compliance</span> |
| <span class="comment">// with the License. You may obtain a copy of the License at</span> |
| <span class="comment">//</span> |
| <span class="comment">// http://www.apache.org/licenses/LICENSE-2.0</span> |
| <span class="comment">//</span> |
| <span class="comment">// Unless required by applicable law or agreed to in writing,</span> |
| <span class="comment">// software distributed under the License is distributed on an</span> |
| <span class="comment">// "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY</span> |
| <span class="comment">// KIND, either express or implied. See the License for the</span> |
| <span class="comment">// specific language governing permissions and limitations</span> |
| <span class="comment">// under the License.</span> |
| |
| <span class="kw">use</span> <span class="ident">optee_teec_sys</span> <span class="kw">as</span> <span class="ident">raw</span>; |
| <span class="kw">use</span> <span class="ident">std::marker</span>; |
| <span class="kw">use</span> <span class="ident">std::mem</span>; |
| |
| <span class="kw">pub</span> <span class="kw">trait</span> <span class="ident">Param</span> { |
| <span class="kw">fn</span> <span class="ident">into_raw</span>(<span class="kw-2">&</span><span class="kw-2">mut</span> <span class="self">self</span>) <span class="op">-</span><span class="op">></span> <span class="ident">raw::TEEC_Parameter</span>; |
| <span class="kw">fn</span> <span class="ident">param_type</span>(<span class="kw-2">&</span><span class="self">self</span>) <span class="op">-</span><span class="op">></span> <span class="ident">ParamType</span>; |
| <span class="kw">fn</span> <span class="ident">from_raw</span>(<span class="ident">raw</span>: <span class="ident">raw::TEEC_Parameter</span>, <span class="ident">param_type</span>: <span class="ident">ParamType</span>) <span class="op">-</span><span class="op">></span> <span class="self">Self</span>; |
| } |
| |
| <span class="doccomment">/// This type defines a parameter that is not referencing shared memory, but</span> |
| <span class="doccomment">/// carries instead small raw data passed by value. It is used as a `Operation`</span> |
| <span class="doccomment">/// parameter when the corresponding parameter type is one of `ValueInput`,</span> |
| <span class="doccomment">/// `ValueOutput`, or `ValueInout`.</span> |
| <span class="kw">pub</span> <span class="kw">struct</span> <span class="ident">ParamValue</span> { |
| <span class="ident">raw</span>: <span class="ident">raw::TEEC_Value</span>, |
| <span class="ident">param_type</span>: <span class="ident">ParamType</span>, |
| } |
| |
| <span class="kw">impl</span> <span class="ident">ParamValue</span> { |
| <span class="doccomment">/// Creates a value parameter with two `u32` integer and `ParamType` for</span> |
| <span class="doccomment">/// operation.</span> |
| <span class="kw">pub</span> <span class="kw">fn</span> <span class="ident">new</span>(<span class="ident">a</span>: <span class="ident">u32</span>, <span class="ident">b</span>: <span class="ident">u32</span>, <span class="ident">param_type</span>: <span class="ident">ParamType</span>) <span class="op">-</span><span class="op">></span> <span class="self">Self</span> { |
| <span class="kw">let</span> <span class="ident">raw</span> <span class="op">=</span> <span class="ident">raw::TEEC_Value</span> { <span class="ident">a</span>, <span class="ident">b</span> }; |
| <span class="self">Self</span> { <span class="ident">raw</span>, <span class="ident">param_type</span> } |
| } |
| |
| <span class="doccomment">/// Returns the first value in the value parameter.</span> |
| <span class="kw">pub</span> <span class="kw">fn</span> <span class="ident">a</span>(<span class="kw-2">&</span><span class="self">self</span>) <span class="op">-</span><span class="op">></span> <span class="ident">u32</span> { |
| <span class="self">self</span>.<span class="ident">raw</span>.<span class="ident">a</span> |
| } |
| |
| <span class="doccomment">/// Returns the second value in the value parameter.</span> |
| <span class="kw">pub</span> <span class="kw">fn</span> <span class="ident">b</span>(<span class="kw-2">&</span><span class="self">self</span>) <span class="op">-</span><span class="op">></span> <span class="ident">u32</span> { |
| <span class="self">self</span>.<span class="ident">raw</span>.<span class="ident">b</span> |
| } |
| } |
| |
| <span class="kw">impl</span> <span class="ident">Param</span> <span class="kw">for</span> <span class="ident">ParamValue</span> { |
| <span class="kw">fn</span> <span class="ident">into_raw</span>(<span class="kw-2">&</span><span class="kw-2">mut</span> <span class="self">self</span>) <span class="op">-</span><span class="op">></span> <span class="ident">raw::TEEC_Parameter</span> { |
| <span class="ident">raw::TEEC_Parameter</span> { <span class="ident">value</span>: <span class="self">self</span>.<span class="ident">raw</span> } |
| } |
| |
| <span class="kw">fn</span> <span class="ident">from_raw</span>(<span class="ident">raw</span>: <span class="ident">raw::TEEC_Parameter</span>, <span class="ident">param_type</span>: <span class="ident">ParamType</span>) <span class="op">-</span><span class="op">></span> <span class="self">Self</span> { |
| <span class="self">Self</span> { |
| <span class="ident">raw</span>: <span class="kw">unsafe</span> { <span class="ident">raw</span>.<span class="ident">value</span> }, |
| <span class="ident">param_type</span>: <span class="ident">param_type</span>, |
| } |
| } |
| |
| <span class="kw">fn</span> <span class="ident">param_type</span>(<span class="kw-2">&</span><span class="self">self</span>) <span class="op">-</span><span class="op">></span> <span class="ident">ParamType</span> { |
| <span class="self">self</span>.<span class="ident">param_type</span> |
| } |
| } |
| |
| <span class="doccomment">/// Represents none parameter which carries no information.</span> |
| <span class="kw">pub</span> <span class="kw">struct</span> <span class="ident">ParamNone</span>; |
| |
| <span class="kw">impl</span> <span class="ident">Param</span> <span class="kw">for</span> <span class="ident">ParamNone</span> { |
| <span class="kw">fn</span> <span class="ident">into_raw</span>(<span class="kw-2">&</span><span class="kw-2">mut</span> <span class="self">self</span>) <span class="op">-</span><span class="op">></span> <span class="ident">raw::TEEC_Parameter</span> { |
| <span class="kw">let</span> <span class="ident">raw</span>: <span class="ident">raw::TEEC_Parameter</span> <span class="op">=</span> <span class="kw">unsafe</span> { <span class="ident">mem::zeroed</span>() }; |
| <span class="ident">raw</span> |
| } |
| |
| <span class="kw">fn</span> <span class="ident">param_type</span>(<span class="kw-2">&</span><span class="self">self</span>) <span class="op">-</span><span class="op">></span> <span class="ident">ParamType</span> { |
| <span class="ident">ParamType::None</span> |
| } |
| |
| <span class="kw">fn</span> <span class="ident">from_raw</span>(<span class="ident">_raw</span>: <span class="ident">raw::TEEC_Parameter</span>, <span class="ident">_param_type</span>: <span class="ident">ParamType</span>) <span class="op">-</span><span class="op">></span> <span class="self">Self</span> { |
| <span class="self">Self</span> |
| } |
| } |
| |
| <span class="doccomment">/// This type defines a temporary memory reference. It is used as a</span> |
| <span class="doccomment">/// `Operation` parameter when the corresponding parameter type is one of</span> |
| <span class="doccomment">/// `MemrefTempInput`, `MemrefTempOutput`, or `MemrefTempInout`.</span> |
| <span class="kw">pub</span> <span class="kw">struct</span> <span class="ident">ParamTmpRef</span><span class="op"><</span><span class="lifetime">'a</span><span class="op">></span> { |
| <span class="ident">raw</span>: <span class="ident">raw::TEEC_TempMemoryReference</span>, |
| <span class="ident">param_type</span>: <span class="ident">ParamType</span>, |
| <span class="ident">_marker</span>: <span class="ident">marker::PhantomData</span><span class="op"><</span><span class="kw-2">&</span><span class="lifetime">'a</span> <span class="kw-2">mut</span> [<span class="ident">u8</span>]<span class="op">></span>, |
| } |
| |
| <span class="kw">impl</span><span class="op"><</span><span class="lifetime">'a</span><span class="op">></span> <span class="ident">ParamTmpRef</span><span class="op"><</span><span class="lifetime">'a</span><span class="op">></span> { |
| <span class="doccomment">/// Creates a temporary input only memory reference.</span> |
| <span class="doccomment">/// `buffer` is a region of memory which needs to be temporarily</span> |
| <span class="doccomment">/// registered for the duration of the `Operation`.</span> |
| <span class="kw">pub</span> <span class="kw">fn</span> <span class="ident">new_input</span>(<span class="ident">buffer</span>: <span class="kw-2">&</span><span class="lifetime">'a</span> [<span class="ident">u8</span>]) <span class="op">-</span><span class="op">></span> <span class="self">Self</span> { |
| <span class="kw">let</span> <span class="ident">raw</span> <span class="op">=</span> <span class="ident">raw::TEEC_TempMemoryReference</span> { |
| <span class="ident">buffer</span>: <span class="ident">buffer</span>.<span class="ident">as_ptr</span>() <span class="kw">as</span> <span class="kw">_</span>, |
| <span class="ident">size</span>: <span class="ident">buffer</span>.<span class="ident">len</span>(), |
| }; |
| <span class="self">Self</span> { |
| <span class="ident">raw</span>, |
| <span class="ident">param_type</span>: <span class="ident">ParamType::MemrefTempInput</span>, |
| <span class="ident">_marker</span>: <span class="ident">marker::PhantomData</span>, |
| } |
| } |
| |
| <span class="doccomment">/// Creates a temporary memory reference. `buffer` is a region of memory</span> |
| <span class="doccomment">/// which needs to be temporarily registered for the duration of the</span> |
| <span class="doccomment">/// `Operation`.</span> |
| <span class="kw">pub</span> <span class="kw">fn</span> <span class="ident">new_output</span>(<span class="ident">buffer</span>: <span class="kw-2">&</span><span class="lifetime">'a</span> <span class="kw-2">mut</span> [<span class="ident">u8</span>]) <span class="op">-</span><span class="op">></span> <span class="self">Self</span> { |
| <span class="kw">let</span> <span class="ident">raw</span> <span class="op">=</span> <span class="ident">raw::TEEC_TempMemoryReference</span> { |
| <span class="ident">buffer</span>: <span class="ident">buffer</span>.<span class="ident">as_ptr</span>() <span class="kw">as</span> <span class="kw">_</span>, |
| <span class="ident">size</span>: <span class="ident">buffer</span>.<span class="ident">len</span>(), |
| }; |
| <span class="self">Self</span> { |
| <span class="ident">raw</span>, |
| <span class="ident">param_type</span>: <span class="ident">ParamType::MemrefTempOutput</span>, |
| <span class="ident">_marker</span>: <span class="ident">marker::PhantomData</span>, |
| } |
| } |
| |
| <span class="kw">pub</span> <span class="kw">fn</span> <span class="ident">updated_size</span>(<span class="kw-2">&</span><span class="self">self</span>) <span class="op">-</span><span class="op">></span> <span class="ident">usize</span> { |
| <span class="self">self</span>.<span class="ident">raw</span>.<span class="ident">size</span> |
| } |
| } |
| |
| <span class="kw">impl</span><span class="op"><</span><span class="lifetime">'a</span><span class="op">></span> <span class="ident">Param</span> <span class="kw">for</span> <span class="ident">ParamTmpRef</span><span class="op"><</span><span class="lifetime">'a</span><span class="op">></span> { |
| <span class="kw">fn</span> <span class="ident">into_raw</span>(<span class="kw-2">&</span><span class="kw-2">mut</span> <span class="self">self</span>) <span class="op">-</span><span class="op">></span> <span class="ident">raw::TEEC_Parameter</span> { |
| <span class="ident">raw::TEEC_Parameter</span> { <span class="ident">tmpref</span>: <span class="self">self</span>.<span class="ident">raw</span> } |
| } |
| |
| <span class="kw">fn</span> <span class="ident">param_type</span>(<span class="kw-2">&</span><span class="self">self</span>) <span class="op">-</span><span class="op">></span> <span class="ident">ParamType</span> { |
| <span class="self">self</span>.<span class="ident">param_type</span> |
| } |
| |
| <span class="kw">fn</span> <span class="ident">from_raw</span>(<span class="ident">raw</span>: <span class="ident">raw::TEEC_Parameter</span>, <span class="ident">param_type</span>: <span class="ident">ParamType</span>) <span class="op">-</span><span class="op">></span> <span class="self">Self</span> { |
| <span class="self">Self</span> { |
| <span class="ident">raw</span>: <span class="kw">unsafe</span> { <span class="ident">raw</span>.<span class="ident">tmpref</span> }, |
| <span class="ident">param_type</span>: <span class="ident">param_type</span>, |
| <span class="ident">_marker</span>: <span class="ident">marker::PhantomData</span>, |
| } |
| } |
| } |
| |
| <span class="doccomment">/// These are used to indicate the type of Parameter encoded inside the</span> |
| <span class="doccomment">/// operation structure.</span> |
| <span class="attribute">#[<span class="ident">derive</span>(<span class="ident">Copy</span>, <span class="ident">Clone</span>)]</span> |
| <span class="kw">pub</span> <span class="kw">enum</span> <span class="ident">ParamType</span> { |
| <span class="doccomment">/// The Parameter is not used.</span> |
| <span class="prelude-val">None</span> <span class="op">=</span> <span class="number">0</span>, |
| <span class="doccomment">/// The Parameter is a TEEC_Value tagged as input.</span> |
| <span class="ident">ValueInput</span> <span class="op">=</span> <span class="number">1</span>, |
| <span class="doccomment">/// The Parameter is a TEEC_Value tagged as output.</span> |
| <span class="ident">ValueOutput</span> <span class="op">=</span> <span class="number">2</span>, |
| <span class="doccomment">/// The Parameter is a TEEC_Value tagged as both as input and output, i.e.,</span> |
| <span class="doccomment">/// for which both the behaviors of ValueInput and ValueOutput apply.</span> |
| <span class="ident">ValueInout</span> <span class="op">=</span> <span class="number">3</span>, |
| <span class="doccomment">/// The Parameter is a TEEC_TempMemoryReference describing a region of</span> |
| <span class="doccomment">/// memory which needs to be temporarily registered for the duration of the</span> |
| <span class="doccomment">/// Operation and is tagged as input.</span> |
| <span class="ident">MemrefTempInput</span> <span class="op">=</span> <span class="number">5</span>, |
| <span class="doccomment">/// Same as MemrefTempInput, but the Memory Reference is tagged as</span> |
| <span class="doccomment">/// output. The Implementation may update the size field to reflect the</span> |
| <span class="doccomment">/// required output size in some use cases.</span> |
| <span class="ident">MemrefTempOutput</span> <span class="op">=</span> <span class="number">6</span>, |
| <span class="doccomment">/// A Temporary Memory Reference tagged as both input and output, i.e., for</span> |
| <span class="doccomment">/// which both the behaviors of MemrefTempInput and MemrefTempOutput apply.</span> |
| <span class="ident">MemrefTempInout</span> <span class="op">=</span> <span class="number">7</span>, |
| <span class="doccomment">/// The Parameter is a Registered Memory Reference that refers to the</span> |
| <span class="doccomment">/// entirety of its parent Shared Memory block. The parameter structure is a</span> |
| <span class="doccomment">/// TEEC_MemoryReference. In this structure, the Implementation MUST read</span> |
| <span class="doccomment">/// only the parent field and MAY update the size field when the operation</span> |
| <span class="doccomment">/// completes.</span> |
| <span class="ident">MemrefWhole</span> <span class="op">=</span> <span class="number">0xC</span>, |
| <span class="doccomment">/// A Registered Memory Reference structure that refers to a partial region</span> |
| <span class="doccomment">/// of its parent Shared Memory block and is tagged as input.</span> |
| <span class="ident">MemrefPartialInput</span> <span class="op">=</span> <span class="number">0xD</span>, |
| <span class="doccomment">/// A Registered Memory Reference structure that refers to a partial region</span> |
| <span class="doccomment">/// of its parent Shared Memory block and is tagged as output.</span> |
| <span class="ident">MemrefPartialOutput</span> <span class="op">=</span> <span class="number">0xE</span>, |
| <span class="doccomment">/// The Registered Memory Reference structure that refers to a partial</span> |
| <span class="doccomment">/// region of its parent Shared Memory block and is tagged as both input and</span> |
| <span class="doccomment">/// output, i.e., for which both the behaviors of MemrefPartialInput and</span> |
| <span class="doccomment">/// MemrefPartialOutput apply.</span> |
| <span class="ident">MemrefPartialInout</span> <span class="op">=</span> <span class="number">0xF</span>, |
| } |
| |
| <span class="kw">impl</span> <span class="ident">From</span><span class="op"><</span><span class="ident">u32</span><span class="op">></span> <span class="kw">for</span> <span class="ident">ParamType</span> { |
| <span class="kw">fn</span> <span class="ident">from</span>(<span class="ident">value</span>: <span class="ident">u32</span>) <span class="op">-</span><span class="op">></span> <span class="self">Self</span> { |
| <span class="kw">match</span> <span class="ident">value</span> { |
| <span class="number">0</span> <span class="op">=</span><span class="op">></span> <span class="ident">ParamType::None</span>, |
| <span class="number">1</span> <span class="op">=</span><span class="op">></span> <span class="ident">ParamType::ValueInput</span>, |
| <span class="number">2</span> <span class="op">=</span><span class="op">></span> <span class="ident">ParamType::ValueOutput</span>, |
| <span class="number">3</span> <span class="op">=</span><span class="op">></span> <span class="ident">ParamType::ValueInout</span>, |
| <span class="number">5</span> <span class="op">=</span><span class="op">></span> <span class="ident">ParamType::MemrefTempInput</span>, |
| <span class="number">6</span> <span class="op">=</span><span class="op">></span> <span class="ident">ParamType::MemrefTempOutput</span>, |
| <span class="number">7</span> <span class="op">=</span><span class="op">></span> <span class="ident">ParamType::MemrefTempInout</span>, |
| <span class="number">0xC</span> <span class="op">=</span><span class="op">></span> <span class="ident">ParamType::MemrefWhole</span>, |
| <span class="number">0xD</span> <span class="op">=</span><span class="op">></span> <span class="ident">ParamType::MemrefPartialInput</span>, |
| <span class="number">0xE</span> <span class="op">=</span><span class="op">></span> <span class="ident">ParamType::MemrefPartialOutput</span>, |
| <span class="number">0xF</span> <span class="op">=</span><span class="op">></span> <span class="ident">ParamType::MemrefPartialInout</span>, |
| <span class="kw">_</span> <span class="op">=</span><span class="op">></span> <span class="ident">ParamType::None</span>, |
| } |
| } |
| } |
| |
| <span class="kw">pub</span> <span class="kw">struct</span> <span class="ident">ParamTypes</span>(<span class="ident">u32</span>); |
| |
| <span class="kw">impl</span> <span class="ident">ParamTypes</span> { |
| <span class="kw">pub</span> <span class="kw">fn</span> <span class="ident">new</span>(<span class="ident">p0</span>: <span class="ident">ParamType</span>, <span class="ident">p1</span>: <span class="ident">ParamType</span>, <span class="ident">p2</span>: <span class="ident">ParamType</span>, <span class="ident">p3</span>: <span class="ident">ParamType</span>) <span class="op">-</span><span class="op">></span> <span class="self">Self</span> { |
| <span class="ident">ParamTypes</span>((<span class="ident">p0</span> <span class="kw">as</span> <span class="ident">u32</span>) <span class="op">|</span> (<span class="ident">p1</span> <span class="kw">as</span> <span class="ident">u32</span>) <span class="op"><</span><span class="op"><</span> <span class="number">4</span> <span class="op">|</span> (<span class="ident">p2</span> <span class="kw">as</span> <span class="ident">u32</span>) <span class="op"><</span><span class="op"><</span> <span class="number">8</span> <span class="op">|</span> (<span class="ident">p3</span> <span class="kw">as</span> <span class="ident">u32</span>) <span class="op"><</span><span class="op"><</span> <span class="number">12</span>) |
| } |
| |
| <span class="kw">pub</span> <span class="kw">fn</span> <span class="ident">into_flags</span>(<span class="kw-2">&</span><span class="self">self</span>) <span class="op">-</span><span class="op">></span> (<span class="ident">ParamType</span>, <span class="ident">ParamType</span>, <span class="ident">ParamType</span>, <span class="ident">ParamType</span>) { |
| ( |
| (<span class="number">0x000fu32</span> <span class="op">&</span> <span class="self">self</span>.<span class="number">0</span>).<span class="ident">into</span>(), |
| (<span class="number">0x00f0u32</span> <span class="op">&</span> <span class="self">self</span>.<span class="number">0</span>).<span class="ident">into</span>(), |
| (<span class="number">0x0f00u32</span> <span class="op">&</span> <span class="self">self</span>.<span class="number">0</span>).<span class="ident">into</span>(), |
| (<span class="number">0xf000u32</span> <span class="op">&</span> <span class="self">self</span>.<span class="number">0</span>).<span class="ident">into</span>(), |
| ) |
| } |
| } |
| |
| <span class="kw">impl</span> <span class="ident">From</span><span class="op"><</span><span class="ident">u32</span><span class="op">></span> <span class="kw">for</span> <span class="ident">ParamTypes</span> { |
| <span class="kw">fn</span> <span class="ident">from</span>(<span class="ident">value</span>: <span class="ident">u32</span>) <span class="op">-</span><span class="op">></span> <span class="self">Self</span> { |
| <span class="ident">ParamTypes</span>(<span class="ident">value</span>) |
| } |
| } |
| |
| <span class="kw">impl</span> <span class="ident">From</span><span class="op"><</span>[<span class="ident">u32</span>; <span class="number">4</span>]<span class="op">></span> <span class="kw">for</span> <span class="ident">ParamTypes</span> { |
| <span class="kw">fn</span> <span class="ident">from</span>(<span class="ident">param_types</span>: [<span class="ident">u32</span>; <span class="number">4</span>]) <span class="op">-</span><span class="op">></span> <span class="self">Self</span> { |
| <span class="ident">ParamTypes</span>( |
| <span class="ident">param_types</span>[<span class="number">0</span>] <span class="op">|</span> <span class="ident">param_types</span>[<span class="number">1</span>] <span class="op"><</span><span class="op"><</span> <span class="number">4</span> <span class="op">|</span> <span class="ident">param_types</span>[<span class="number">2</span>] <span class="op"><</span><span class="op"><</span> <span class="number">8</span> <span class="op">|</span> <span class="ident">param_types</span>[<span class="number">3</span>] <span class="op"><</span><span class="op"><</span> <span class="number">12</span>, |
| ) |
| } |
| } |
| |
| <span class="kw">impl</span> <span class="ident">From</span><span class="op"><</span><span class="ident">ParamTypes</span><span class="op">></span> <span class="kw">for</span> <span class="ident">u32</span> { |
| <span class="kw">fn</span> <span class="ident">from</span>(<span class="ident">a</span>: <span class="ident">ParamTypes</span>) <span class="op">-</span><span class="op">></span> <span class="ident">u32</span> { |
| <span class="ident">a</span>.<span class="number">0</span> |
| } |
| } |
| </code></pre></div> |
| </section><section id="search" class="content hidden"></section><div id="rustdoc-vars" data-root-path="../../" data-current-crate="optee_teec" data-search-index-js="../../search-index.js" data-search-js="../../search.js"></div> |
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