xref: /aosp_15_r20/frameworks/native/cmds/installd/SysTrace.h (revision 38e8c45f13ce32b0dcecb25141ffecaf386fa17f)
1*38e8c45fSAndroid Build Coastguard Worker /*
2*38e8c45fSAndroid Build Coastguard Worker  * Copyright (C) 2022 The Android Open Source Project
3*38e8c45fSAndroid Build Coastguard Worker  *
4*38e8c45fSAndroid Build Coastguard Worker  * Licensed under the Apache License, Version 2.0 (the "License");
5*38e8c45fSAndroid Build Coastguard Worker  * you may not use this file except in compliance with the License.
6*38e8c45fSAndroid Build Coastguard Worker  * You may obtain a copy of the License at
7*38e8c45fSAndroid Build Coastguard Worker  *
8*38e8c45fSAndroid Build Coastguard Worker  *      http://www.apache.org/licenses/LICENSE-2.0
9*38e8c45fSAndroid Build Coastguard Worker  *
10*38e8c45fSAndroid Build Coastguard Worker  * Unless required by applicable law or agreed to in writing, software
11*38e8c45fSAndroid Build Coastguard Worker  * distributed under the License is distributed on an "AS IS" BASIS,
12*38e8c45fSAndroid Build Coastguard Worker  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13*38e8c45fSAndroid Build Coastguard Worker  * See the License for the specific language governing permissions and
14*38e8c45fSAndroid Build Coastguard Worker  * limitations under the License.
15*38e8c45fSAndroid Build Coastguard Worker  */
16*38e8c45fSAndroid Build Coastguard Worker 
17*38e8c45fSAndroid Build Coastguard Worker #pragma once
18*38e8c45fSAndroid Build Coastguard Worker 
19*38e8c45fSAndroid Build Coastguard Worker namespace android::installd {
20*38e8c45fSAndroid Build Coastguard Worker void atrace_pm_begin(const char*);
21*38e8c45fSAndroid Build Coastguard Worker void atrace_pm_end();
22*38e8c45fSAndroid Build Coastguard Worker 
23*38e8c45fSAndroid Build Coastguard Worker class ScopedTrace {
24*38e8c45fSAndroid Build Coastguard Worker public:
ScopedTrace(const char * label)25*38e8c45fSAndroid Build Coastguard Worker     explicit ScopedTrace(const char* label) { atrace_pm_begin(label); }
~ScopedTrace()26*38e8c45fSAndroid Build Coastguard Worker     ~ScopedTrace() { atrace_pm_end(); }
27*38e8c45fSAndroid Build Coastguard Worker 
28*38e8c45fSAndroid Build Coastguard Worker private:
29*38e8c45fSAndroid Build Coastguard Worker     ScopedTrace(const ScopedTrace&) = delete;
30*38e8c45fSAndroid Build Coastguard Worker     ScopedTrace& operator=(const ScopedTrace&) = delete;
31*38e8c45fSAndroid Build Coastguard Worker     ScopedTrace(ScopedTrace&&) = delete;
32*38e8c45fSAndroid Build Coastguard Worker     ScopedTrace& operator=(ScopedTrace&&) = delete;
33*38e8c45fSAndroid Build Coastguard Worker };
34*38e8c45fSAndroid Build Coastguard Worker } /* namespace android::installd */
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