datalog.h

/*NB_REVISION*/
 
/*NB_COPYRIGHT*/
 
#ifndef __DATALOG_H
#define __DATALOG_H
 
#include <stdint.h>
 
struct dataStruct
{
    int sensorID = 0;
    uint32_t timeStamp = 0;
    float value = 0.0;
};
 
typedef void (*RingLogSerializer)(dataStruct *item, void *args);
 
class RingLog
{
   private:
    dataStruct *pHead = nullptr;
    dataStruct *pTail = nullptr;
    int32_t count = 0;
 
    const dataStruct *pStart = nullptr;
    const dataStruct *pEnd = nullptr;
    const int32_t maxSize = 0;
 
    void IncrementTail();
    void IncrementHead();
    void IncrementPtr(dataStruct *&ptr);
 
   public:
    RingLog(dataStruct *buffer, uint32_t bufferSize);
    ~RingLog();
 
    void Add(dataStruct *item);
    void Remove(dataStruct *item);
    void Clear();
    int32_t GetCount();
    void Dump();
    void Serialize(RingLogSerializer serializer, void *args);
};
 
#endif /* #ifndef __DATALOG_H  */