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 <string.h>
23#include <list>
24
25#include "LogBufferElement.h"
26
27// White and Blacklist
28
29class Prune {
30    friend class PruneList;
31
32    const uid_t mUid;
33    const pid_t mPid;
34    int cmp(uid_t uid, pid_t pid) const;
35
36   public:
37    static const uid_t uid_all = (uid_t)-1;
38    static const pid_t pid_all = (pid_t)-1;
39
40    Prune(uid_t uid, pid_t pid);
41
42    uid_t getUid() const {
43        return mUid;
44    }
45    pid_t getPid() const {
46        return mPid;
47    }
48
49    int cmp(LogBufferElement* e) const {
50        return cmp(e->getUid(), e->getPid());
51    }
52
53    std::string format();
54};
55
56typedef std::list<Prune> PruneCollection;
57
58class PruneList {
59    PruneCollection mNaughty;
60    PruneCollection mNice;
61    bool mWorstUidEnabled;
62    bool mWorstPidOfSystemEnabled;
63
64   public:
65    PruneList();
66    ~PruneList();
67
68    int init(const char* str);
69
70    bool naughty(LogBufferElement* element);
71    bool naughty(void) {
72        return !mNaughty.empty();
73    }
74    bool nice(LogBufferElement* element);
75    bool nice(void) {
76        return !mNice.empty();
77    }
78    bool worstUidEnabled() const {
79        return mWorstUidEnabled;
80    }
81    bool worstPidOfSystemEnabled() const {
82        return mWorstPidOfSystemEnabled;
83    }
84
85    std::string format();
86};
87
88#endif  // _LOGD_LOG_WHITE_BLACK_LIST_H__
89