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_FRAME_COOKIES_H_ 18 #define SRC_TRACE_REDACTION_COLLECT_FRAME_COOKIES_H_ 19 20 #include "perfetto/protozero/field.h" 21 #include "src/trace_redaction/trace_redaction_framework.h" 22 23 #include "protos/perfetto/trace/trace_packet.pbzero.h" 24 25 namespace perfetto::trace_redaction { 26 27 // Populates Context::global_frame_cookies using FrameTimelineEvent messages. 28 class CollectFrameCookies : public CollectPrimitive { 29 public: 30 base::Status Begin(Context* context) const override; 31 32 base::Status Collect(const protos::pbzero::TracePacket::Decoder& packet, 33 Context* context) const override; 34 35 private: 36 void OnTimelineEvent(const protos::pbzero::TracePacket::Decoder& packet, 37 protozero::ConstBytes bytes, 38 Context* context) const; 39 }; 40 41 // Moves cookies from Context::global_frame_cookies to 42 // Context::package_frame_cookies using Cookies::timeline and 43 // Cookies::package_uid. 44 class ReduceFrameCookies : public BuildPrimitive { 45 public: 46 base::Status Build(Context* context) const override; 47 }; 48 49 class FilterFrameEvents : public TransformPrimitive { 50 public: 51 base::Status Transform(const Context& context, 52 std::string* packet) const override; 53 54 private: 55 bool KeepField(const Context& context, const protozero::Field& field) const; 56 }; 57 58 } // namespace perfetto::trace_redaction 59 60 #endif // SRC_TRACE_REDACTION_COLLECT_FRAME_COOKIES_H_ 61