evf Namespace Reference

Namespaces
	evtn
	fedinterface
	moduleweb

Classes
class	DirManager
class	EvFBuildingThrottle
class	EvFDaqDirector
class	EvffedFillerEP
class	EvffedFillerRB
class	EvFFEDSelector
class	EvFRecordInserter
class	EvFRecordUnpacker
class	ExceptionGenerator
class	FastMonitoringService
class	FastMonitoringThread
class	MicroStateService
class	MicroStateServiceClassic
class	RecoEventOutputModuleForFU
class	RecoEventWriterForFU

Functions
unsigned short	compute_crc (unsigned char *buffer, unsigned int bufSize)
unsigned short	compute_crc_64bit (unsigned short crc, unsigned char *p)
unsigned short	compute_crc_8bit (unsigned short crc, unsigned char data)

Variables
const unsigned short	crc_table [256]

Function Documentation

unsigned short evf::compute_crc ( unsigned char *  buffer, unsigned int  bufSize  )

inline

Definition at line 67 of file CRC16.h.

References edm::bufSize, compute_crc_64bit(), and i.

Referenced by CSCDigiToRaw::createFedBuffers(), ESDataFormatterV1_1::DigiToRaw(), ESDataFormatterV4::DigiToRaw(), CastorPacker::pack(), CastorCtdcPacker::pack(), HcalPacker::pack(), L1GTEvmDigiToRaw::packTrailer(), L1GTDigiToRaw::packTrailer(), DTDigiToRawModule::produce(), CSCTFPacker::produce(), GctDigiToRaw::produce(), and evf::EvffedFillerRB::putTrailer().

{
  assert(0==bufSize%8);
  unsigned short crc(0xffff);
  bufSize/=8;
  for (unsigned int i=0;i<bufSize;i++) crc=evf::compute_crc_64bit(crc,&buffer[i*8]);
  return crc;
}

unsigned short evf::compute_crc_64bit ( unsigned short  crc, unsigned char *  p  )

inline

Definition at line 87 of file CRC16.h.

References compute_crc_8bit(), i, and query::result.

Referenced by compute_crc().

{
  unsigned short result(crc);
  for (int i=7;i>=0;i--) result=evf::compute_crc_8bit(result,p64[i]);
  return result;
}

unsigned short evf::compute_crc_8bit ( unsigned short  crc, unsigned char  data  )

inline

Definition at line 79 of file CRC16.h.

References crc_table.

Referenced by sistrip::calculateFEDBufferCRC(), and compute_crc_64bit().

{
  return (evf::crc_table[((crc >> 8) ^ data) & 0xFF] ^ (crc << 8));
}

Variable Documentation

const unsigned short evf::crc_table[256]

Definition at line 18 of file CRC16.h.

Referenced by compute_crc_8bit().