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 #include "executor/memory_dumper.h"
16 #include "dump_common_utils.h"
17
18 using namespace std;
19 namespace OHOS {
20 namespace HiviewDFX {
MemoryDumper()21 MemoryDumper::MemoryDumper()
22 {
23 if (memoryInfo_ == nullptr) {
24 memoryInfo_ = std::make_unique<MemoryInfo>();
25 }
26 if (smapsMemoryInfo_ == nullptr) {
27 smapsMemoryInfo_ = std::make_unique<SmapsMemoryInfo>();
28 }
29 }
30
~MemoryDumper()31 MemoryDumper::~MemoryDumper()
32 {
33 }
34
PreExecute(const shared_ptr<DumperParameter> & parameter,StringMatrix dumpDatas)35 DumpStatus MemoryDumper::PreExecute(const shared_ptr<DumperParameter> ¶meter, StringMatrix dumpDatas)
36 {
37 pid_ = parameter->GetOpts().memPid_;
38 isShowMaps_ = parameter->GetOpts().isShowSmaps_;
39 isShowSmapsInfo_ = parameter->GetOpts().isShowSmapsInfo_;
40 dumpDatas_ = dumpDatas;
41 return DumpStatus::DUMP_OK;
42 }
43
Execute()44 DumpStatus MemoryDumper::Execute()
45 {
46 if (dumpDatas_ != nullptr && memoryInfo_ != nullptr) {
47 if (pid_ >= 0) {
48 if (isShowMaps_) {
49 bool isShowMapsFlag = smapsMemoryInfo_->ShowMemorySmapsByPid(pid_, dumpDatas_, isShowSmapsInfo_);
50 status_ = isShowMapsFlag ? DumpStatus::DUMP_OK : DumpStatus::DUMP_FAIL;
51 return status_;
52 }
53 bool success = memoryInfo_->GetMemoryInfoByPid(pid_, dumpDatas_);
54 if (success) {
55 status_ = DumpStatus::DUMP_OK;
56 } else {
57 status_ = DumpStatus::DUMP_FAIL;
58 }
59 } else {
60 status_ = memoryInfo_->GetMemoryInfoNoPid(dumpDatas_);
61 }
62 }
63 return status_;
64 }
65
AfterExecute()66 DumpStatus MemoryDumper::AfterExecute()
67 {
68 return status_;
69 }
70 } // namespace HiviewDFX
71 } // namespace OHOS