chromium/third_party/perfetto/src/trace_processor/importers/proto/heap_graph_module.cc

/*
 * Copyright (C) 2019 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/heap_graph_module.h"

#include "src/trace_processor/importers/common/parser_types.h"
#include "src/trace_processor/importers/common/process_tracker.h"
#include "src/trace_processor/importers/proto/heap_graph_tracker.h"
#include "src/trace_processor/storage/trace_storage.h"
#include "src/trace_processor/types/trace_processor_context.h"
#include "src/trace_processor/util/profiler_util.h"

#include "protos/perfetto/trace/profiling/deobfuscation.pbzero.h"
#include "protos/perfetto/trace/profiling/heap_graph.pbzero.h"
#include "protos/perfetto/trace/profiling/profile_common.pbzero.h"

namespace perfetto {
namespace trace_processor {

namespace {

ClassTable;
ObjectTable;
ReferenceTable;

// Iterate over a repeated field of varints, independent of whether it is
// packed or not.
template <int32_t field_no, typename T, typename F>
bool ForEachVarInt(const T& decoder, F fn) { … }

}  // namespace

TracePacket;

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

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

void HeapGraphModule::ParseHeapGraph(uint32_t seq_id,
                                     int64_t ts,
                                     protozero::ConstBytes blob) { … }

void HeapGraphModule::DeobfuscateClass(
    std::optional<StringId> package_name_id,
    StringId obfuscated_class_name_id,
    const protos::pbzero::ObfuscatedClass::Decoder& cls) { … }

void HeapGraphModule::ParseDeobfuscationMapping(protozero::ConstBytes blob) { … }

void HeapGraphModule::NotifyEndOfFile() { … }

}  // namespace trace_processor
}  // namespace perfetto