1 /*
2  * Copyright 2024 The Android Open Source Project
3  *
4  * Licensed under the Apache License, Version 2.0 (the "License");
5  * you may not use this file except in compliance with the License.
6  * You may obtain a copy of the License at
7  *
8  *      http://www.apache.org/licenses/LICENSE-2.0
9  *
10  * Unless required by applicable law or agreed to in writing, software
11  * distributed under the License is distributed on an "AS IS" BASIS,
12  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13  * See the License for the specific language governing permissions and
14  * limitations under the License.
15  */
16 
17 package androidx.tracing.driver
18 
19 public expect class AtomicLong(initial: Long) {
incrementAndGetnull20     public fun incrementAndGet(): Long
21 
22     public fun compareAndSet(expected: Long, actual: Long): Boolean
23 
24     public fun get(): Long
25 }
26 
27 @Suppress("NOTHING_TO_INLINE")
28 internal inline fun AtomicLong.decrement(): Boolean {
29     val current = get()
30     return compareAndSet(current, current - 1)
31 }
32