video_in_hal/systemservice/logger_service/server/include/readerWriter/reader_writer.h

   1 /*
   2  * @copyright Copyright (c) 2016-2020 TOYOTA MOTOR CORPORATION.
   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 ///////////////////////////////////////////////////////////////////////////////
  18 /// \ingroup  tag_SS_LoggerService
  19 /// \brief    TODO
  20 ///
  21 ///////////////////////////////////////////////////////////////////////////////
  22 #ifndef LOGGER_SERVICE_SERVER_INCLUDE_READERWRITER_READER_WRITER_H_
  23 #define LOGGER_SERVICE_SERVER_INCLUDE_READERWRITER_READER_WRITER_H_
  24
  25 #include <pthread.h>
  26 #include <native_service/frameworkunified_types.h>
  27 #include <string>
  28 #include "readerWriter/reader_writer_cfg.h"
  29 #include "readerWriter/reader/reader.h"
  30 #include "readerWriter/writer/writer.h"
  31
  32 namespace ReaderWriter {
  33
  34 class CReaderWriter {
  35  public:
  36   CReaderWriter();
  37   virtual ~CReaderWriter();
  38
  39   EFrameworkunifiedStatus Initialize(CLoggerCfg* f_pLoggerCfg, EReaderType f_readerType,
  40                         std::string f_readerName, UI_32 f_readerMaxSize,
  41                         EWriterType f_writerType, std::string f_writer1Name,
  42                         UI_32 f_writer1MaxSize);
  43   EFrameworkunifiedStatus Initialize(CLoggerCfg* f_pLoggerCfg, EReaderType f_readerType,
  44                         std::string f_readerName, UI_32 f_readerMaxSize,
  45                         EWriterType f_writerType, std::string f_writer1Name,
  46                         UI_32 f_writer1MaxSize, std::string f_writer2Name,
  47                         UI_32 f_writer2MaxSize);
  48   EFrameworkunifiedStatus Start(std::string f_readerName);
  49   EFrameworkunifiedStatus Stop();
  50   void ThreadFunction(CReaderWriter* l_pObj);
  51   void Cleanup(CReaderWriter* l_pObj);
  52   EFrameworkunifiedStatus FlushCache(std::string f_filename);
  53   EFrameworkunifiedStatus UpdateLoggingParameters(void);
  54
  55  private:
  56   void Pause(void);
  57   void Resume(void);
  58   static void* ThreadFunctionWrapper(void* param);
  59
  60   static void CleanupWrapper(void* param);
  61   CLoggerCfg* m_pLoggerCfg;
  62   CReader* m_reader;
  63   CWriter* m_writer;
  64   BOOL m_running;
  65   pthread_t m_thread;
  66   pthread_barrier_t m_barrier;
  67   std::string m_readerName;
  68
  69   pthread_mutex_t m_writeMutex;
  70   pthread_mutex_t m_pauseMutex;
  71   pthread_cond_t m_condVariable;
  72   BOOL m_paused;
  73 };
  74
  75 }  // namespace ReaderWriter
  76
  77 #endif  // LOGGER_SERVICE_SERVER_INCLUDE_READERWRITER_READER_WRITER_H_