• Home
  • Line#
  • Scopes#
  • Navigate#
  • Raw
  • Download
1 /*
2  * Copyright (C) 2020 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 #pragma once
18 
19 #include "SimpleLogBuffer.h"
20 
21 #include <string>
22 #include <tuple>
23 #include <vector>
24 
25 #include <android-base/unique_fd.h>
26 
27 #include "RecordedLogMessage.h"
28 
29 class RecordingLogBuffer : public SimpleLogBuffer {
30   public:
RecordingLogBuffer(LogReaderList * reader_list,LogTags * tags,LogStatistics * stats)31     RecordingLogBuffer(LogReaderList* reader_list, LogTags* tags, LogStatistics* stats)
32         : SimpleLogBuffer(reader_list, tags, stats) {}
33 
34     int Log(log_id_t log_id, log_time realtime, uid_t uid, pid_t pid, pid_t tid, const char* msg,
35             uint16_t len) override;
36 
37   private:
38     void RecordLogMessage(log_id_t log_id, log_time realtime, uid_t uid, pid_t pid, pid_t tid,
39                           const char* msg, uint16_t len);
40 
41     std::vector<std::pair<RecordedLogMessage, std::string>> since_boot_messages_;
42     android::base::unique_fd fd_;
43 };
44