CSCSPCounters.h

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#ifndef CSCSPCounters_h
#define CSCSPCounters_h

#include <cstring>

class CSCSPCounters {
private:
  // Block of counters
  unsigned track_counter_low : 15;  //
  unsigned zero_1 : 1;              //
  unsigned track_counter_high : 15;  //
  unsigned zero_2 : 1;               //
  unsigned orbit_counter_low : 15;  //
  unsigned zero_3 : 1;              //
  unsigned orbit_counter_high : 15;  //
  unsigned zero_4 : 1;               //

  friend class CSCTFPacker;

public:
  bool check(void) const throw() { return zero_1 != 0 || zero_2 != 0 || zero_3 != 0 || zero_4 != 0; }

  bool unpack(const unsigned short *&buf) throw() {
    std::memcpy((void *)this, buf, 4 * sizeof(short));
    buf += 4;
    return check();
  }

  int track_counter(void) const throw() { return (track_counter_high << 15) | track_counter_low; }
  int orbit_counter(void) const throw() { return (orbit_counter_high << 15) | orbit_counter_low; }

  CSCSPCounters(void) {}
};

#endif