xref: /aosp_15_r20/external/perfetto/src/trace_redaction/prune_package_list.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_REDACTION_PRUNE_PACKAGE_LIST_H_
18 #define SRC_TRACE_REDACTION_PRUNE_PACKAGE_LIST_H_
19 
20 #include <string>
21 
22 #include "perfetto/base/status.h"
23 #include "src/trace_redaction/trace_redaction_framework.h"
24 
25 namespace perfetto::trace_redaction {
26 
27 // Removes all package list entries that don't match `Context.package_uid`.
28 // Returns `base::ErrStatus()` if `Context.package_uid` was not set.
29 class PrunePackageList final : public TransformPrimitive {
30  public:
31   base::Status Transform(const Context& context,
32                          std::string* packet) const override;
33 
34  private:
35   void OnPackageList(const Context& context,
36                      protozero::ConstBytes bytes,
37                      protos::pbzero::PackagesList* message) const;
38 };
39 
40 }  // namespace perfetto::trace_redaction
41 
42 #endif  // SRC_TRACE_REDACTION_PRUNE_PACKAGE_LIST_H_
43