statsd_module.cc | Explore in Territory

/*
 * Copyright (C) 2022 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.
 */
#include "src/trace_processor/importers/proto/statsd_module.h"

#include "perfetto/ext/base/string_utils.h"
#include "perfetto/protozero/scattered_heap_buffer.h"
#include "protos/perfetto/trace/statsd/statsd_atom.pbzero.h"
#include "protos/perfetto/trace/trace_packet.pbzero.h"
#include "src/trace_processor/importers/common/async_track_set_tracker.h"
#include "src/trace_processor/importers/common/machine_tracker.h"
#include "src/trace_processor/importers/common/slice_tracker.h"
#include "src/trace_processor/importers/common/track_tracker.h"
#include "src/trace_processor/importers/proto/args_parser.h"
#include "src/trace_processor/importers/proto/packet_sequence_state_generation.h"
#include "src/trace_processor/sorter/trace_sorter.h"
#include "src/trace_processor/storage/stats.h"
#include "src/trace_processor/storage/trace_storage.h"
#include "src/trace_processor/util/descriptors.h"

#include "src/trace_processor/importers/proto/atoms.descriptor.h"

namespace perfetto {
namespace trace_processor {
namespace {

constexpr const char* kAtomProtoName = …;

// If we don't know about the atom format put whatever details we
// can. This has the following restrictions:
// - We can't tell the difference between double, fixed64, sfixed64
//   so those all show up as double
// - We can't tell the difference between float, fixed32, sfixed32
//   so those all show up as float
// - We can't tell the difference between int32, int64 and sint32
//   and sint64. We assume int32/int64.
// - We only show the length of strings, nested messages, packed ints
//   and any other length delimited fields.
base::Status ParseGenericEvent(const protozero::ConstBytes& cb,
                               util::ProtoToArgsParser::Delegate& delegate) { … }

}  // namespace

StatsdAtom;
TracePacket;

PoolAndDescriptor::PoolAndDescriptor(const uint8_t* data,
                                     size_t size,
                                     const char* name) { … }

PoolAndDescriptor::~PoolAndDescriptor() = default;

StatsdModule::StatsdModule(TraceProcessorContext* context)
    : … { … }

StatsdModule::~StatsdModule() = default;

ModuleResult StatsdModule::TokenizePacket(
    const TracePacket::Decoder& decoder,
    TraceBlobView* /*packet*/,
    int64_t packet_timestamp,
    RefPtr<PacketSequenceStateGeneration> state,
    uint32_t field_id) { … }

void StatsdModule::ParseTracePacketData(const TracePacket::Decoder& decoder,
                                        int64_t ts,
                                        const TracePacketData&,
                                        uint32_t field_id) { … }

void StatsdModule::ParseAtom(int64_t ts, protozero::ConstBytes nested_bytes) { … }

StringId StatsdModule::GetAtomName(uint32_t atom_field_id) { … }

AsyncTrackSetTracker::TrackSetId StatsdModule::InternAsyncTrackSetId() { … }

}  // namespace trace_processor
}  // namespace perfetto
chromium/third_party/perfetto/src/trace_processor/importers/proto/statsd_module.cc
