1 /* 2 * Copyright (C) 2024 The Android Open Source Project 3 * 4 * Licensed under the Apache License, Version 2.0 (the "License"); 5 * you may not use this file except in compliance with the License. 6 * You may obtain a copy of the License at 7 * 8 * http://www.apache.org/licenses/LICENSE-2.0 9 * 10 * Unless required by applicable law or agreed to in writing, software 11 * distributed under the License is distributed on an "AS IS" BASIS, 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 * See the License for the specific language governing permissions and 14 * limitations under the License. 15 */ 16 17 #ifndef SRC_TRACE_REDACTION_COLLECT_SYSTEM_INFO_H_ 18 #define SRC_TRACE_REDACTION_COLLECT_SYSTEM_INFO_H_ 19 20 #include "src/trace_redaction/trace_redaction_framework.h" 21 22 namespace perfetto::trace_redaction { 23 24 // Collects system info (e.g. tids and cpu info). These will provide the raw 25 // material needed by BuildThreadMap. 26 class CollectSystemInfo : public CollectPrimitive { 27 public: 28 base::Status Begin(Context*) const override; 29 30 base::Status Collect(const protos::pbzero::TracePacket::Decoder&, 31 Context*) const override; 32 33 private: 34 base::Status OnFtraceEvents(protozero::ConstBytes bytes, 35 Context* context) const; 36 }; 37 38 // Condenses system info into a query-focuesed structure, making it possible to 39 // replace a thread with a synthetic thread. 40 // 41 // This is done here, and not in CollectSystemInfo::End, so that other collect 42 // primitives can report additional system information. 43 class BuildSyntheticThreads : public BuildPrimitive { 44 public: 45 base::Status Build(Context* context) const override; 46 }; 47 48 } // namespace perfetto::trace_redaction 49 50 #endif // SRC_TRACE_REDACTION_COLLECT_SYSTEM_INFO_H_ 51