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 #pragma once
18 
19 #include <map>
20 
21 #include <sysutils/SocketListener.h>
22 
23 #include "LogBuffer.h"
24 #include "LogStatistics.h"
25 
26 class LogAudit : public SocketListener {
27     LogBuffer* logbuf;
28     int fdDmesg;  // fdDmesg >= 0 is functionally bool dmesg
29     bool main;
30     bool events;
31     bool initialized;
32 
33   public:
34     LogAudit(LogBuffer* buf, int fdDmesg, LogStatistics* stats);
35     int log(char* buf, size_t len);
36 
37   protected:
38     virtual bool onDataAvailable(SocketClient* cli);
39 
40   private:
41     static int getLogSocket();
42     std::map<std::string, std::string> populateDenialMap();
43     std::string denialParse(const std::string& denial, char terminator,
44                             const std::string& search_term);
45     void auditParse(const std::string& string, uid_t uid, std::string* bug_num);
46     int logPrint(const char* fmt, ...)
47         __attribute__((__format__(__printf__, 2, 3)));
48 
49     LogStatistics* stats_;
50 };
51