1 /* 2 * Copyright (c) Huawei Technologies Co., Ltd. 2023. All rights reserved. 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 PRINTK_FORMAT_PROCESSOR_H 16 #define PRINTK_FORMAT_PROCESSOR_H 17 18 #include <string> 19 #include <unordered_map> 20 21 namespace SysTuning { 22 namespace TraceStreamer { 23 class PrintkFormatsProcessor { 24 public: 25 static PrintkFormatsProcessor &GetInstance(); 26 std::string GetSymbol(uint64_t addr); 27 bool HandlePrintkSyms(const std::string &printkFormats); 28 void Clear(); 29 30 private: 31 PrintkFormatsProcessor(); 32 ~PrintkFormatsProcessor(); 33 std::unordered_map<uint64_t, std::string> printkFormatsDict_ = {}; 34 }; 35 } // namespace TraceStreamer 36 } // namespace SysTuning 37 38 #endif // PRINTK_FORMAT_PROCESSOR_H 39