| <!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 `/root/sunhe/incubator-teaclave/third_party/rust-sgx-sdk/sgx_types/src/marker.rs`."><meta name="keywords" content="rust, rustlang, rust-lang"><title>marker.rs - source</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="../../source-script.js"></script><script defer src="../../source-files.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 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"><a class="sidebar-logo" href="../../sgx_types/index.html"><div class="logo-container"><img class="rust-logo" src="../../rust-logo.svg" alt="logo"></div></a></nav><main><div class="width-limiter"><nav class="sub"><a class="sub-logo-container" href="../../sgx_types/index.html"><img class="rust-logo" src="../../rust-logo.svg" alt="logo"></a><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="example-wrap"><pre class="src-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 |
| // or more contributor license agreements. See the NOTICE file |
| // distributed with this work for additional information |
| // regarding copyright ownership. The ASF licenses this file |
| // to you under the Apache License, Version 2.0 (the |
| // "License"); you may not use this file except in compliance |
| // with the License. You may obtain a copy of the License at |
| // |
| // http://www.apache.org/licenses/LICENSE-2.0 |
| // |
| // Unless required by applicable law or agreed to in writing, |
| // software distributed under the License is distributed on an |
| // "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY |
| // KIND, either express or implied. See the License for the |
| // specific language governing permissions and limitations |
| // under the License.. |
| |
| </span><span class="kw">use </span>core::cell::{Cell, RefCell, UnsafeCell}; |
| <span class="kw">use </span>core::sync::atomic::{ |
| AtomicBool, AtomicI16, AtomicI32, AtomicI64, AtomicI8, AtomicIsize, AtomicU16, AtomicU32, |
| AtomicU64, AtomicU8, AtomicUsize, |
| }; |
| |
| <span class="macro">macro_rules! </span>impl_marker_for { |
| (<span class="macro-nonterminal">$traitname</span>:ident, $(<span class="macro-nonterminal">$ty</span>:ty)<span class="kw-2">*</span>) => { |
| $( |
| <span class="kw">impl </span><span class="macro-nonterminal">$traitname </span><span class="kw">for </span><span class="macro-nonterminal">$ty </span>{ } |
| )* |
| } |
| } |
| |
| <span class="macro">macro_rules! </span>impl_marker_for_array { |
| (<span class="macro-nonterminal">$traitname</span>:ident, $(<span class="macro-nonterminal">$N</span>:expr)+) => { |
| $( |
| <span class="kw">impl</span><T: <span class="macro-nonterminal">$traitname</span>> <span class="macro-nonterminal">$traitname </span><span class="kw">for </span>[T; <span class="macro-nonterminal">$N</span>] { } |
| )+ |
| } |
| } |
| |
| <span class="macro">macro_rules! </span>impl_unsafe_marker_for { |
| (<span class="macro-nonterminal">$traitname</span>:ident, $(<span class="macro-nonterminal">$ty</span>:ty)<span class="kw-2">*</span>) => { |
| $( |
| <span class="kw">unsafe impl </span><span class="macro-nonterminal">$traitname </span><span class="kw">for </span><span class="macro-nonterminal">$ty </span>{ } |
| )* |
| } |
| } |
| |
| <span class="macro">macro_rules! </span>impl_unsafe_marker_for_array { |
| (<span class="macro-nonterminal">$traitname</span>:ident, $(<span class="macro-nonterminal">$N</span>:expr)+) => { |
| $( |
| <span class="kw">unsafe impl</span><T: <span class="macro-nonterminal">$traitname</span>> <span class="macro-nonterminal">$traitname </span><span class="kw">for </span>[T; <span class="macro-nonterminal">$N</span>] { } |
| )+ |
| } |
| } |
| |
| <span class="doccomment">/// Trait implemented for types that can be compared for equality using their bytewise representation |
| /// A type can implement BytewiseEquality if all of its components implement BytewiseEquality. |
| /// # Safety |
| </span><span class="kw">pub unsafe trait </span>BytewiseEquality {} |
| |
| <span class="macro">impl_unsafe_marker_for!</span>(BytewiseEquality, |
| u8 i8 u16 i16 u32 i32 u64 i64 usize isize char bool); |
| |
| <span class="kw">unsafe impl</span><T: BytewiseEquality> BytewiseEquality <span class="kw">for </span>[T] {} |
| |
| <span class="kw">unsafe impl</span><T: BytewiseEquality, <span class="kw">const </span>N: usize> BytewiseEquality <span class="kw">for </span>[T; N] {} |
| |
| <span class="doccomment">/// Trait for demonstrating one structure locates in contiguous memory. |
| /// |
| /// This is required for SGX related operations, e.g. crypto related |
| /// computations. Many of these APIs require the input data locates in |
| /// a contiguous area of memory inside the enclave. Developer needs to |
| /// implement this trait as a marker for the data structure he/she wants |
| /// to feed into SGX apis. |
| /// # Safety |
| </span><span class="kw">pub unsafe trait </span>ContiguousMemory {} |
| |
| <span class="macro">impl_unsafe_marker_for!</span>(ContiguousMemory, |
| u8 i8 u16 i16 u32 i32 u64 i64 usize isize char bool); |
| |
| <span class="macro">impl_unsafe_marker_for!</span>(ContiguousMemory, f32 f64); |
| |
| <span class="macro">impl_unsafe_marker_for!</span>(ContiguousMemory, |
| AtomicI16 AtomicI32 AtomicI64 AtomicI8 AtomicIsize AtomicU16 AtomicU32 AtomicU64 AtomicU8 AtomicUsize AtomicBool); |
| |
| <span class="kw">unsafe impl</span><T: ContiguousMemory> ContiguousMemory <span class="kw">for </span>[T] {} |
| <span class="kw">unsafe impl</span><T: ContiguousMemory, <span class="kw">const </span>N: usize> ContiguousMemory <span class="kw">for </span>[T; N] {} |
| |
| <span class="kw">unsafe impl</span><T: ContiguousMemory> ContiguousMemory <span class="kw">for </span><span class="prelude-ty">Option</span><T> {} |
| <span class="kw">unsafe impl</span><T: ContiguousMemory, E: ContiguousMemory> ContiguousMemory <span class="kw">for </span><span class="prelude-ty">Result</span><T, E> {} |
| |
| <span class="kw">unsafe impl</span><T: ContiguousMemory> ContiguousMemory <span class="kw">for </span>Cell<T> {} |
| <span class="kw">unsafe impl</span><T: ContiguousMemory> ContiguousMemory <span class="kw">for </span>RefCell<T> {} |
| <span class="kw">unsafe impl</span><T: ContiguousMemory> ContiguousMemory <span class="kw">for </span>UnsafeCell<T> {} |
| |
| <span class="macro">macro_rules! </span>peel { |
| (<span class="macro-nonterminal">$name</span>:ident, $(<span class="macro-nonterminal">$other</span>:ident,)<span class="kw-2">*</span>) => (<span class="macro">tuple! </span>{ $(<span class="macro-nonterminal">$other</span>,)* }) |
| } |
| |
| <span class="macro">macro_rules! </span>tuple { |
| () => (); |
| ( $(<span class="macro-nonterminal">$name</span>:ident,)+ ) => ( |
| <span class="kw">unsafe impl</span><$(<span class="macro-nonterminal">$name</span>: ContiguousMemory),+> ContiguousMemory <span class="kw">for </span>($(<span class="macro-nonterminal">$name</span>,)+) {} |
| <span class="macro">peel! </span>{ $(<span class="macro-nonterminal">$name</span>,)+ } |
| ) |
| } |
| |
| <span class="macro">tuple! </span>{ T0, T1, T2, T3, T4, T5, T6, T7, T8, T9, T10, T11, } |
| </code></pre></div> |
| </section></div></main><div id="rustdoc-vars" data-root-path="../../" data-current-crate="sgx_types" data-themes="ayu,dark,light" data-resource-suffix="" data-rustdoc-version="1.66.0-nightly (5c8bff74b 2022-10-21)" ></div></body></html> |
