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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 #include "src/trace_processor/importers/proto/system_probes_module.h"
18 #include "perfetto/base/build_config.h"
19 #include "src/trace_processor/importers/proto/system_probes_parser.h"
20 
21 #include "protos/perfetto/trace/trace_packet.pbzero.h"
22 
23 namespace perfetto {
24 namespace trace_processor {
25 
26 using perfetto::protos::pbzero::TracePacket;
27 
SystemProbesModule(TraceProcessorContext * context)28 SystemProbesModule::SystemProbesModule(TraceProcessorContext* context)
29     : parser_(context) {
30   RegisterForField(TracePacket::kProcessTreeFieldNumber, context);
31   RegisterForField(TracePacket::kProcessStatsFieldNumber, context);
32   RegisterForField(TracePacket::kSysStatsFieldNumber, context);
33   RegisterForField(TracePacket::kSystemInfoFieldNumber, context);
34   RegisterForField(TracePacket::kCpuInfoFieldNumber, context);
35 }
36 
TokenizePacket(const protos::pbzero::TracePacket::Decoder & decoder,TraceBlobView *,int64_t,PacketSequenceState *,uint32_t field_id)37 ModuleResult SystemProbesModule::TokenizePacket(
38     const protos::pbzero::TracePacket::Decoder& decoder,
39     TraceBlobView*,
40     int64_t,
41     PacketSequenceState*,
42     uint32_t field_id) {
43   switch (field_id) {
44     case TracePacket::kSystemInfoFieldNumber:
45       parser_.ParseSystemInfo(decoder.system_info());
46       return ModuleResult::Handled();
47     case TracePacket::kCpuInfoFieldNumber:
48       parser_.ParseCpuInfo(decoder.cpu_info());
49       return ModuleResult::Handled();
50   }
51   return ModuleResult::Ignored();
52 }
53 
ParseTracePacketData(const TracePacket::Decoder & decoder,int64_t ts,const TracePacketData &,uint32_t field_id)54 void SystemProbesModule::ParseTracePacketData(
55     const TracePacket::Decoder& decoder,
56     int64_t ts,
57     const TracePacketData&,
58     uint32_t field_id) {
59   switch (field_id) {
60     case TracePacket::kProcessTreeFieldNumber:
61       parser_.ParseProcessTree(decoder.process_tree());
62       return;
63     case TracePacket::kProcessStatsFieldNumber:
64       parser_.ParseProcessStats(ts, decoder.process_stats());
65       return;
66     case TracePacket::kSysStatsFieldNumber:
67       parser_.ParseSysStats(ts, decoder.sys_stats());
68       return;
69   }
70 }
71 
72 }  // namespace trace_processor
73 }  // namespace perfetto
74