1 /*
2  * Copyright (C) 2019 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_PROTO_TRACK_EVENT_PARSER_H_
18 #define SRC_TRACE_PROCESSOR_IMPORTERS_PROTO_TRACK_EVENT_PARSER_H_
19 
20 #include "perfetto/base/build_config.h"
21 #include "perfetto/protozero/field.h"
22 #include "src/trace_processor/args_tracker.h"
23 #include "src/trace_processor/importers/proto/args_table_utils.h"
24 #include "src/trace_processor/slice_tracker.h"
25 #include "src/trace_processor/storage/trace_storage.h"
26 #include "src/trace_processor/timestamped_trace_piece.h"
27 
28 #include "protos/perfetto/trace/track_event/track_event.pbzero.h"
29 
30 namespace Json {
31 class Value;
32 }
33 
34 namespace perfetto {
35 
36 namespace trace_processor {
37 
38 class PacketSequenceStateGeneration;
39 class TraceProcessorContext;
40 
41 class TrackEventParser {
42  public:
43   explicit TrackEventParser(TraceProcessorContext* context);
44 
45   void ParseTrackDescriptor(protozero::ConstBytes);
46   UniquePid ParseProcessDescriptor(protozero::ConstBytes);
47   UniqueTid ParseThreadDescriptor(protozero::ConstBytes);
48 
49   void ParseTrackEvent(int64_t ts,
50                        TrackEventData* event_data,
51                        protozero::ConstBytes);
52 
53  private:
54   class EventImporter;
55 
56   void ParseChromeProcessDescriptor(UniquePid, protozero::ConstBytes);
57   void ParseChromeThreadDescriptor(UniqueTid, protozero::ConstBytes);
58   void ParseCounterDescriptor(TrackId, protozero::ConstBytes);
59 
60   TraceProcessorContext* context_;
61   ProtoToArgsTable proto_to_args_;
62 
63   const StringId counter_name_thread_time_id_;
64   const StringId counter_name_thread_instruction_count_id_;
65   const StringId task_file_name_args_key_id_;
66   const StringId task_function_name_args_key_id_;
67   const StringId task_line_number_args_key_id_;
68   const StringId log_message_body_key_id_;
69   const StringId raw_legacy_event_id_;
70   const StringId legacy_event_passthrough_utid_id_;
71   const StringId legacy_event_category_key_id_;
72   const StringId legacy_event_name_key_id_;
73   const StringId legacy_event_phase_key_id_;
74   const StringId legacy_event_duration_ns_key_id_;
75   const StringId legacy_event_thread_timestamp_ns_key_id_;
76   const StringId legacy_event_thread_duration_ns_key_id_;
77   const StringId legacy_event_thread_instruction_count_key_id_;
78   const StringId legacy_event_thread_instruction_delta_key_id_;
79   const StringId legacy_event_use_async_tts_key_id_;
80   const StringId legacy_event_unscoped_id_key_id_;
81   const StringId legacy_event_global_id_key_id_;
82   const StringId legacy_event_local_id_key_id_;
83   const StringId legacy_event_id_scope_key_id_;
84   const StringId legacy_event_bind_id_key_id_;
85   const StringId legacy_event_bind_to_enclosing_key_id_;
86   const StringId legacy_event_flow_direction_key_id_;
87   const StringId flow_direction_value_in_id_;
88   const StringId flow_direction_value_out_id_;
89   const StringId flow_direction_value_inout_id_;
90   const StringId chrome_user_event_action_args_key_id_;
91   const StringId chrome_user_event_action_hash_args_key_id_;
92   const StringId chrome_legacy_ipc_class_args_key_id_;
93   const StringId chrome_legacy_ipc_line_args_key_id_;
94   const StringId chrome_keyed_service_name_args_key_id_;
95   const StringId chrome_histogram_sample_name_hash_args_key_id_;
96   const StringId chrome_histogram_sample_name_args_key_id_;
97   const StringId chrome_histogram_sample_sample_args_key_id_;
98   const StringId chrome_latency_info_trace_id_key_id_;
99   const StringId chrome_latency_info_step_key_id_;
100   const StringId chrome_latency_info_frame_tree_node_id_key_id_;
101 
102   std::array<StringId, 8> chrome_latency_info_step_ids_;
103   std::array<StringId, 38> chrome_legacy_ipc_class_ids_;
104   std::array<StringId, 9> chrome_process_name_ids_;
105   std::array<StringId, 14> chrome_thread_name_ids_;
106   std::array<StringId, 4> counter_unit_ids_;
107 };
108 
109 }  // namespace trace_processor
110 }  // namespace perfetto
111 
112 #endif  // SRC_TRACE_PROCESSOR_IMPORTERS_PROTO_TRACK_EVENT_PARSER_H_
113