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1 /*
2  * Copyright (C) 2014 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 _LOGD_LOG_WHITE_BLACK_LIST_H__
18 #define _LOGD_LOG_WHITE_BLACK_LIST_H__
19 
20 #include <sys/types.h>
21 
22 #include <utils/List.h>
23 
24 #include <LogBufferElement.h>
25 
26 // White and Blacklist
27 
28 class Prune {
29     friend class PruneList;
30 
31     const uid_t mUid;
32     const pid_t mPid;
33     int cmp(uid_t uid, pid_t pid) const;
34 
35 public:
36     static const uid_t uid_all = (uid_t) -1;
37     static const pid_t pid_all = (pid_t) -1;
38 
39     Prune(uid_t uid, pid_t pid);
40 
getUid()41     uid_t getUid() const { return mUid; }
getPid()42     pid_t getPid() const { return mPid; }
43 
cmp(LogBufferElement * e)44     int cmp(LogBufferElement *e) const { return cmp(e->getUid(), e->getPid()); }
45 
46     // *strp is malloc'd, use free to release
47     void format(char **strp);
48 };
49 
50 typedef android::List<Prune *> PruneCollection;
51 
52 class PruneList {
53     PruneCollection mNaughty;
54     PruneCollection mNice;
55     bool mWorstUidEnabled;
56 
57 public:
58     PruneList();
59     ~PruneList();
60 
61     int init(char *str);
62 
63     bool naughty(LogBufferElement *element);
64     bool nice(LogBufferElement *element);
worstUidEnabled()65     bool worstUidEnabled() const { return mWorstUidEnabled; }
66 
67     // *strp is malloc'd, use free to release
68     void format(char **strp);
69 };
70 
71 #endif // _LOGD_LOG_WHITE_BLACK_LIST_H__
72