xref: /aosp_15_r20/external/perfetto/src/trace_processor/importers/archive/zip_trace_reader.h (revision 6dbdd20afdafa5e3ca9b8809fa73465d530080dc)
1 /*
2  * Copyright (C) 2024 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_ARCHIVE_ZIP_TRACE_READER_H_
18 #define SRC_TRACE_PROCESSOR_IMPORTERS_ARCHIVE_ZIP_TRACE_READER_H_
19 
20 #include <cstddef>
21 #include <map>
22 
23 #include "perfetto/base/status.h"
24 #include "perfetto/trace_processor/trace_blob_view.h"
25 #include "src/trace_processor/importers/archive/archive_entry.h"
26 #include "src/trace_processor/importers/common/chunked_trace_reader.h"
27 #include "src/trace_processor/tables/metadata_tables_py.h"
28 #include "src/trace_processor/util/zip_reader.h"
29 
30 namespace perfetto::trace_processor {
31 
32 class ForwardingTraceParser;
33 class TraceProcessorContext;
34 
35 // Forwards files contained in a ZIP to the appropiate ChunkedTraceReader. It is
36 // guaranteed that proto traces will be parsed first.
37 class ZipTraceReader : public ChunkedTraceReader {
38  public:
39   explicit ZipTraceReader(TraceProcessorContext* context);
40   ~ZipTraceReader() override;
41 
42   // ChunkedTraceReader implementation
43   base::Status Parse(TraceBlobView) override;
44   base::Status NotifyEndOfFile() override;
45 
46  private:
47   struct File {
48     tables::TraceFileTable::Id id;
49     TraceBlobView data;
50   };
51   TraceProcessorContext* const context_;
52   util::ZipReader zip_reader_;
53 };
54 
55 }  // namespace perfetto::trace_processor
56 
57 #endif  // SRC_TRACE_PROCESSOR_IMPORTERS_ARCHIVE_ZIP_TRACE_READER_H_
58