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_PROCESSOR_IMPORTERS_ETW_ETW_TOKENIZER_H_ 18 #define SRC_TRACE_PROCESSOR_IMPORTERS_ETW_ETW_TOKENIZER_H_ 19 20 #include <optional> 21 22 #include "perfetto/base/status.h" 23 #include "perfetto/trace_processor/trace_blob_view.h" 24 #include "src/trace_processor/importers/proto/packet_sequence_state_generation.h" 25 #include "src/trace_processor/storage/trace_storage.h" 26 #include "src/trace_processor/types/trace_processor_context.h" 27 28 #include "protos/perfetto/trace/etw/etw_event_bundle.pbzero.h" 29 30 namespace perfetto { 31 namespace trace_processor { 32 33 class EtwTokenizer { 34 public: EtwTokenizer(TraceProcessorContext * context)35 explicit EtwTokenizer(TraceProcessorContext* context) : context_(context) {} 36 37 base::Status TokenizeEtwBundle(TraceBlobView bundle, 38 RefPtr<PacketSequenceStateGeneration> state); 39 40 private: 41 base::Status TokenizeEtwEvent(std::optional<uint32_t> fallback_cpu, 42 TraceBlobView event, 43 RefPtr<PacketSequenceStateGeneration> state); 44 45 TraceProcessorContext* context_; 46 }; 47 48 } // namespace trace_processor 49 } // namespace perfetto 50 51 #endif // SRC_TRACE_PROCESSOR_IMPORTERS_ETW_ETW_TOKENIZER_H_ 52