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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 
     41     uid_t getUid() const { return mUid; }
     42     pid_t getPid() const { return mPid; }
     43 
     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);
     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