| /* |
| * Copyright (C) 2024 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/trace_reader_registry.h" |
| |
| #include <memory> |
| #include <utility> |
| |
| #include "perfetto/base/logging.h" |
| #include "perfetto/base/status.h" |
| #include "perfetto/ext/base/status_or.h" |
| #include "src/trace_processor/importers/common/chunked_trace_reader.h" |
| #include "src/trace_processor/types/trace_processor_context.h" |
| #include "src/trace_processor/util/gzip_utils.h" |
| #include "src/trace_processor/util/trace_type.h" |
| |
| namespace perfetto::trace_processor { |
| namespace { |
| const char kNoZlibErr[] = |
| "Cannot open compressed trace. zlib not enabled in the build config"; |
| |
| bool RequiresZlibSupport(TraceType type) { |
| switch (type) { |
| case kGzipTraceType: |
| case kAndroidBugreportTraceType: |
| case kCtraceTraceType: |
| case kZipFile: |
| return true; |
| |
| case kNinjaLogTraceType: |
| case kSystraceTraceType: |
| case kPerfDataTraceType: |
| case kInstrumentsXmlTraceType: |
| case kUnknownTraceType: |
| case kJsonTraceType: |
| case kFuchsiaTraceType: |
| case kProtoTraceType: |
| case kSymbolsTraceType: |
| case kAndroidLogcatTraceType: |
| case kAndroidDumpstateTraceType: |
| case kGeckoTraceType: |
| case kArtMethodTraceType: |
| case kPerfTextTraceType: |
| return false; |
| } |
| PERFETTO_FATAL("For GCC"); |
| } |
| } // namespace |
| |
| void TraceReaderRegistry::RegisterFactory(TraceType trace_type, |
| Factory factory) { |
| PERFETTO_CHECK(factories_.Insert(trace_type, std::move(factory)).second); |
| } |
| |
| base::StatusOr<std::unique_ptr<ChunkedTraceReader>> |
| TraceReaderRegistry::CreateTraceReader(TraceType type) { |
| if (auto* it = factories_.Find(type); it) { |
| return (*it)(context_); |
| } |
| |
| if (RequiresZlibSupport(type) && !util::IsGzipSupported()) { |
| return base::ErrStatus("%s support is disabled. %s", |
| TraceTypeToString(type), kNoZlibErr); |
| } |
| |
| return base::ErrStatus("%s support is disabled", TraceTypeToString(type)); |
| } |
| |
| } // namespace perfetto::trace_processor |