1 /*
2 * Copyright (c) 2021-2023 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
16 #include "dfx_frame_format.h"
17 #include <ostream>
18 #include <securec.h>
19 #include <sstream>
20 #include "dfx_log.h"
21 #include "dfx_define.h"
22
23 namespace OHOS {
24 namespace HiviewDFX {
25 const int FRAME_BUF_LEN = 1024;
26
GetFrameStr(const DfxFrame & frame)27 std::string DfxFrameFormat::GetFrameStr(const DfxFrame& frame)
28 {
29 return GetFrameStr(std::make_shared<DfxFrame>(frame));
30 }
31
GetFrameStr(const std::shared_ptr<DfxFrame> & frame)32 std::string DfxFrameFormat::GetFrameStr(const std::shared_ptr<DfxFrame>& frame)
33 {
34 char buf[FRAME_BUF_LEN] = {0};
35 #ifdef __LP64__
36 char format[] = "#%02zu pc %016" PRIx64 " %s";
37 #else
38 char format[] = "#%02zu pc %08" PRIx64 " %s";
39 #endif
40
41 if (snprintf_s(buf, sizeof(buf), sizeof(buf) - 1, format,
42 frame->index,
43 frame->relPc,
44 frame->mapName.empty() ? "Unknown" : frame->mapName.c_str()) <= 0) {
45 DFXLOG_ERROR("%s :: snprintf_s failed, mapName: %s", __func__, frame->mapName.c_str());
46 return "[Unknown]";
47 }
48
49 std::ostringstream ss;
50 ss << std::string(buf, strlen(buf));
51 if (!frame->funcName.empty()) {
52 ss << "(";
53 ss << frame->funcName.c_str();
54 ss << "+" << frame->funcOffset << ")";
55 }
56 if (!frame->buildId.empty()) {
57 ss << "(" << frame->buildId << ")";
58 }
59 ss << std::endl;
60 return ss.str();
61 }
62
GetFramesStr(const std::vector<DfxFrame> & frames)63 std::string DfxFrameFormat::GetFramesStr(const std::vector<DfxFrame>& frames)
64 {
65 if (frames.size() == 0) {
66 return "";
67 }
68 std::ostringstream ss;
69 for (const auto& frame : frames) {
70 ss << GetFrameStr(frame);
71 }
72 return ss.str();
73 }
74
GetFramesStr(const std::vector<std::shared_ptr<DfxFrame>> & frames)75 std::string DfxFrameFormat::GetFramesStr(const std::vector<std::shared_ptr<DfxFrame>>& frames)
76 {
77 if (frames.size() == 0) {
78 return "";
79 }
80 std::ostringstream ss;
81 for (const auto& frame : frames) {
82 ss << GetFrameStr(frame);
83 }
84 return ss.str();
85 }
86
ConvertFrames(const std::vector<DfxFrame> & frames)87 std::vector<std::shared_ptr<DfxFrame>> DfxFrameFormat::ConvertFrames(const std::vector<DfxFrame>& frames)
88 {
89 std::vector<std::shared_ptr<DfxFrame>> ptrFrames;
90 for (const auto& frame : frames) {
91 ptrFrames.push_back(std::make_shared<DfxFrame>(frame));
92 }
93 return ptrFrames;
94 }
95 } // namespace HiviewDFX
96 } // namespace OHOS
97