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#ifndef DataFormats_FEDRawData_FEDHeader_h
#define DataFormats_FEDRawData_FEDHeader_h
/** \class FEDHeader
* Helper class to interpret/create FED header words.
*
* \author N. Amapane - CERN, R. Mommsen - FNAL
*/
#include <cstdint>
struct fedh_struct;
class FEDHeader {
public:
/// Constructor
FEDHeader(const unsigned char* header);
/// Destructor
~FEDHeader();
/// Event Trigger type identifier
uint8_t triggerType() const;
/// Level-1 event number generated by the TTC system
uint32_t lvl1ID() const;
/// The bunch crossing number
uint16_t bxID() const;
/// Identifier of the FED
uint16_t sourceID() const;
/// Version identifier of the FED data format
uint8_t version() const;
/// 0 -> the current header word is the last one.
/// 1-> other header words can follow
/// (always 1 for ECAL)
bool moreHeaders() const;
/// Check that the header is OK
bool check() const;
/// Set all fields in the header
static void set(unsigned char* header,
uint8_t triggerType,
uint32_t lvl1ID,
uint16_t bxID,
uint16_t sourceID,
uint8_t version = 0,
bool moreHeaders = false);
static const uint32_t length;
private:
const fedh_struct* theHeader;
};
#endif // DataFormats_FEDRawData_FEDHeader_h
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