1 /*
2  * Copyright 2021 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 #pragma once
18 
19 #include <stats_event.h>
20 #include <stats_pull_atom_callback.h>
21 #include <utils/String16.h>
22 
23 namespace android {
24 namespace server {
25 namespace stats {
26 
27 /**
28  * Pulls data from surfaceflinger.
29  * The indirection is needed because surfaceflinger is a bootstrap process.
30  */
31 class SurfaceFlingerPuller {
32 public:
33     AStatsManager_PullAtomCallbackReturn pull(int32_t atomTag, AStatsEventList* data);
34 
35 private:
36     AStatsManager_PullAtomCallbackReturn parseGlobalInfoPull(const std::string& protoData,
37                                                              AStatsEventList* data);
38     AStatsManager_PullAtomCallbackReturn parseLayerInfoPull(const std::string& protoData,
39                                                             AStatsEventList* data);
40 };
41 
42 } // namespace stats
43 } // namespace server
44 } // namespace android