From 36d22d82aa202bb199967e9512281e9a53db42c9 Mon Sep 17 00:00:00 2001 From: Daniel Baumann Date: Sun, 7 Apr 2024 21:33:14 +0200 Subject: Adding upstream version 115.7.0esr. Signed-off-by: Daniel Baumann --- third_party/rust/fuchsia-zircon/src/event.rs | 32 ++++++++++++++++++++++++++++ 1 file changed, 32 insertions(+) create mode 100644 third_party/rust/fuchsia-zircon/src/event.rs (limited to 'third_party/rust/fuchsia-zircon/src/event.rs') diff --git a/third_party/rust/fuchsia-zircon/src/event.rs b/third_party/rust/fuchsia-zircon/src/event.rs new file mode 100644 index 0000000000..533a8aafcc --- /dev/null +++ b/third_party/rust/fuchsia-zircon/src/event.rs @@ -0,0 +1,32 @@ +// Copyright 2017 The Fuchsia Authors. All rights reserved. +// Use of this source code is governed by a BSD-style license that can be +// found in the LICENSE file. + +//! Type-safe bindings for Zircon event objects. + +use {AsHandleRef, Cookied, HandleBased, Handle, HandleRef, Status}; +use {sys, ok}; + +/// An object representing a Zircon +/// [event object](https://fuchsia.googlesource.com/zircon/+/master/docs/objects/event.md). +/// +/// As essentially a subtype of `Handle`, it can be freely interconverted. +#[derive(Debug, Eq, PartialEq)] +pub struct Event(Handle); +impl_handle_based!(Event); +impl Cookied for Event {} + +impl Event { + /// Create an event object, an object which is signalable but nothing else. Wraps the + /// [zx_event_create](https://fuchsia.googlesource.com/zircon/+/master/docs/syscalls/event_create.md) + /// syscall. + pub fn create() -> Result { + let mut out = 0; + let opts = 0; + let status = unsafe { sys::zx_event_create(opts, &mut out) }; + ok(status)?; + unsafe { + Ok(Self::from(Handle::from_raw(out))) + } + } +} -- cgit v1.2.3