1 /*
2  * Copyright (C) 2016 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 _STORAGED_UTILS_H_
18 #define _STORAGED_UTILS_H_
19 
20 #include <stdint.h>
21 #include <string>
22 #include <unordered_map>
23 #include <vector>
24 
25 #include "storaged.h"
26 
27 using namespace android::os::storaged;
28 
29 // Diskstats
30 bool parse_disk_stats(const char* disk_stats_path, struct disk_stats* stats);
31 struct disk_perf get_disk_perf(struct disk_stats* stats);
32 void get_inc_disk_stats(const struct disk_stats* prev, const struct disk_stats* curr, struct disk_stats* inc);
33 void add_disk_stats(struct disk_stats* src, struct disk_stats* dst);
34 
35 // UID I/O
36 map<string, io_usage> merge_io_usage(const vector<uid_record>& entries);
37 void sort_running_uids_info(std::vector<UidInfo> &uids);
38 
39 // Logging
40 void log_console_running_uids_info(const std::vector<UidInfo>& uids, bool flag_dump_task);
41 void log_console_perf_history(const vector<int>& perf_history);
42 
43 #endif /* _STORAGED_UTILS_H_ */
44