1 /*
2  * Copyright (C) 2023 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 namespace android {
20 namespace uprobestats {
21 namespace bpf {
22 
23 int bpfPerfEventOpen(const char *filename, int offset, int pid,
24                      const char *bpfProgramPath);
25 
26 std::vector<int32_t> consumeRingBuf(const char *map_path);
27 
28 std::vector<int32_t> pollRingBuf(const char *map_path, int timeout_ms);
29 
30 void printRingBuf(const char *map_path);
31 
32 } // namespace bpf
33 } // namespace uprobestats
34 } // namespace android
35