1 /*
2  * Copyright (C) 2021 Huawei Device Co., Ltd.
3  * Licensed under the Apache License, Version 2.0 (the "License");
4  * you may not use this file except in compliance with the License.
5  * You may obtain a copy of the License at
6  *
7  *     http://www.apache.org/licenses/LICENSE-2.0
8  *
9  * Unless required by applicable law or agreed to in writing, software
10  * distributed under the License is distributed on an "AS IS" BASIS,
11  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
12  * See the License for the specific language governing permissions and
13  * limitations under the License.
14  */
15 #ifndef MEMORY_DUMPER_H
16 #define MEMORY_DUMPER_H
17 #include <vector>
18 #include <string>
19 #include <map>
20 #include <memory>
21 #include "hidumper_executor.h"
22 
23 namespace OHOS {
24 namespace HiviewDFX {
25 class MemoryDumper : public HidumperExecutor {
26 public:
27     MemoryDumper();
28     ~MemoryDumper();
29 
30     using ValueMap = std::map<std::string, uint64_t>;
31     using GroupMap = std::map<std::string, ValueMap>;
32 
33     DumpStatus PreExecute(const std::shared_ptr<DumperParameter> &parameter, StringMatrix dumpDatas) override;
34     DumpStatus Execute() override;
35     DumpStatus AfterExecute() override;
36 private:
37     int pid_ = 0;
38     int rawParamFd_ = 0;
39     bool isShowMaps_ = false;
40     bool isShowSmapsInfo_ = false;
41     DumpStatus status_ = DUMP_FAIL;
42     StringMatrix dumpDatas_;
43     using GetMemByPidFunc = int (*)(int, StringMatrix);
44     using GetMemNoPidFunc = int (*)(int, StringMatrix);
45     using GetMemSmapsByPidFunc = int (*)(int, StringMatrix, bool);
46 
47     void GetMemByPid();
48     void GetMemNoPid();
49     void GetMemSmapsByPid();
50 };
51 } // namespace HiviewDFX
52 } // namespace OHOS
53 #endif
54