48 lines
632 B
Objective-C
48 lines
632 B
Objective-C
//
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// Copyright 2024 Signal Messenger, LLC
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// SPDX-License-Identifier: AGPL-3.0-only
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//
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#import "UnfairLock.h"
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#import <os/lock.h>
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@implementation UnfairLock {
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os_unfair_lock _lock;
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}
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- (instancetype)init
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{
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self = [super init];
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if (self) {
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_lock = OS_UNFAIR_LOCK_INIT;
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}
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return self;
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}
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- (void)lock
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{
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os_unfair_lock_lock(&_lock);
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}
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- (void)unlock
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{
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os_unfair_lock_unlock(&_lock);
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}
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- (BOOL)tryLock
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{
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return os_unfair_lock_trylock(&_lock);
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}
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- (void)assertOwner
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{
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os_unfair_lock_assert_owner(&_lock);
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}
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- (void)assertNotOwner
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{
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os_unfair_lock_assert_not_owner(&_lock);
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}
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@end
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