1 /* 2 * Copyright (c) 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 #ifndef OHOS_HIVIEWDFX_HITRACE_COMMON_UTILS_H 17 #define OHOS_HIVIEWDFX_HITRACE_COMMON_UTILS_H 18 19 #include <string> 20 #include <map> 21 #include <vector> 22 #include "hilog/log.h" 23 24 using OHOS::HiviewDFX::HiLog; 25 26 namespace OHOS { 27 namespace HiviewDFX { 28 namespace Hitrace { 29 30 struct TagCategory { 31 std::string description; 32 uint64_t tag; 33 int type; 34 std::vector<std::string> sysFiles; 35 }; 36 37 #undef LOG_DOMAIN 38 #define LOG_DOMAIN 0xD002D33 39 40 #undef LOG_TAG 41 #define LOG_TAG "HitraceInfo" 42 43 /** 44 * Canonicalization and verification of file paths. 45 */ 46 std::string CanonicalizeSpecPath(const char* src); 47 48 /** 49 * Clock sync: Use trace to mark the real-time and monotonic at this moment 50 * Example of trace output: 51 * ...... 88.767049: tracing_mark_write: trace_event_clock_sync: realtime_ts=1501929219561 52 * ...... 88.767072: tracing_mark_write: trace_event_clock_sync: parent_ts=88.767036 53 */ 54 bool MarkClockSync(const std::string& traceRootPath); 55 56 /** 57 * Parse trace tags info from /system/etc/hiview/hitrace_utils.json 58 */ 59 bool ParseTagInfo(std::map<std::string, TagCategory> &allTags, 60 std::map<std::string, std::vector<std::string>> &tagGroupTable); 61 62 bool IsNumber(const std::string &str); 63 64 } // Hitrace 65 } // HiviewDFX 66 } // OHOS 67 68 #endif // OHOS_HIVIEWDFX_HITRACE_COMMON_UTILS_H