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#ifndef EventFilter_CSCRawToDigi_CSCTMBTrailer_h
#define EventFilter_CSCRawToDigi_CSCTMBTrailer_h
#include <cstring> // bzero
#include "DataFormats/CSCDigi/interface/CSCTMBStatusDigi.h"
#include <cstdint>
/** Defined to begin at the 6E0C word 2006 format
6E0C
2AAA (optional)
5555 (optional)
D8+CRC22(10)
D8+CRC22(10)
DE0F
D8+WordCount
*/
/** D2007 format
6E0C
2AAA (optional)
5555 (optional)
DE0F
D8+CRC22(10)
D8+CRC22(10)
D8+WordCount
*/
class CSCTMBTrailer {
public:
/// don't forget to pass in the size of the tmb header + clct data
CSCTMBTrailer(int wordCount, int firmwareVersion);
CSCTMBTrailer(const uint16_t* buf, unsigned short int firmwareVersion);
CSCTMBTrailer(const CSCTMBStatusDigi& digi) { memcpy(this, digi.trailer(), sizeInBytes()); }
uint16_t sizeInBytes() const { return 16; }
unsigned int crc22() const;
void setCRC(int crc);
bool check() const { return theData[0] == 0x6e0c; }
/// in 16-bit frames
int sizeInWords() const { return 5 + thePadding; }
unsigned short* data() { return theData; }
int wordCount() const;
static void selfTest();
private:
int crcOffset() const { return (theFirmwareVersion == 2006 ? 1 : 2) + thePadding; }
int de0fOffset() const { return (theFirmwareVersion == 2006 ? 3 : 1) + thePadding; }
unsigned short theData[7];
int thePadding;
unsigned short int theFirmwareVersion;
};
#endif
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