61 lines
1.3 KiB
Rust
61 lines
1.3 KiB
Rust
// Copyright 2016 The Rust Project Developers. See the COPYRIGHT
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// file at the top-level directory of this distribution and at
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// http://rust-lang.org/COPYRIGHT.
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//
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// Licensed under the Apache License, Version 2.0 <LICENSE-APACHE or
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// http://www.apache.org/licenses/LICENSE-2.0> or the MIT license
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// <LICENSE-MIT or http://opensource.org/licenses/MIT>, at your
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// option. This file may not be copied, modified, or distributed
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// except according to those terms.
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use super::mutex::Mutex;
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pub struct RWLock {
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mutex: Mutex
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}
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unsafe impl Send for RWLock {}
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unsafe impl Sync for RWLock {}
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impl RWLock {
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pub const fn new() -> RWLock {
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RWLock {
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mutex: Mutex::new()
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}
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}
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#[inline]
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pub unsafe fn read(&self) {
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self.mutex.lock();
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}
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#[inline]
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pub unsafe fn try_read(&self) -> bool {
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self.mutex.try_lock()
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}
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#[inline]
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pub unsafe fn write(&self) {
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self.mutex.lock();
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}
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#[inline]
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pub unsafe fn try_write(&self) -> bool {
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self.mutex.try_lock()
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}
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#[inline]
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pub unsafe fn read_unlock(&self) {
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self.mutex.unlock();
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}
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#[inline]
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pub unsafe fn write_unlock(&self) {
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self.mutex.unlock();
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}
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#[inline]
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pub unsafe fn destroy(&self) {
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self.mutex.destroy();
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}
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}
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