| /* |
| * Copyright (C) 2021 The Android Open Source Project |
| * |
| * Licensed under the Apache License, Version 2.0 (the "License"); |
| * you may not use this file except in compliance with the License. |
| * You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| |
| #ifndef SRC_TRACE_PROCESSOR_IMPORTERS_PROTO_PERF_SAMPLE_TRACKER_H_ |
| #define SRC_TRACE_PROCESSOR_IMPORTERS_PROTO_PERF_SAMPLE_TRACKER_H_ |
| |
| #include <stdint.h> |
| |
| #include <unordered_map> |
| |
| #include "src/trace_processor/storage/trace_storage.h" |
| |
| namespace perfetto { |
| namespace protos { |
| namespace pbzero { |
| class TracePacketDefaults_Decoder; |
| } // namespace pbzero |
| } // namespace protos |
| namespace trace_processor { |
| class TraceProcessorContext; |
| |
| class PerfSampleTracker { |
| public: |
| struct SamplingStreamInfo { |
| uint32_t perf_session_id = 0; |
| TrackId timebase_track_id = kInvalidTrackId; |
| |
| SamplingStreamInfo(uint32_t _perf_session_id, TrackId _timebase_track_id) |
| : perf_session_id(_perf_session_id), |
| timebase_track_id(_timebase_track_id) {} |
| }; |
| |
| explicit PerfSampleTracker(TraceProcessorContext* context) |
| : context_(context) {} |
| |
| SamplingStreamInfo GetSamplingStreamInfo( |
| uint32_t seq_id, |
| uint32_t cpu, |
| protos::pbzero::TracePacketDefaults_Decoder* nullable_defaults); |
| |
| private: |
| struct CpuSequenceState { |
| TrackId timebase_track_id = kInvalidTrackId; |
| |
| CpuSequenceState(TrackId _timebase_track_id) |
| : timebase_track_id(_timebase_track_id) {} |
| }; |
| |
| struct SequenceState { |
| uint32_t perf_session_id = 0; |
| std::unordered_map<uint32_t, CpuSequenceState> per_cpu; |
| |
| SequenceState(uint32_t _perf_session_id) |
| : perf_session_id(_perf_session_id) {} |
| }; |
| |
| std::unordered_map<uint32_t, SequenceState> seq_state_; |
| uint32_t next_perf_session_id_ = 0; |
| |
| TraceProcessorContext* const context_; |
| }; |
| |
| } // namespace trace_processor |
| } // namespace perfetto |
| |
| #endif // SRC_TRACE_PROCESSOR_IMPORTERS_PROTO_PERF_SAMPLE_TRACKER_H_ |