packing::rawdatafile::EventPacket Class Reference

Event Packet structure. More...

#include <EventPacket.h>

Public Member Functions
	EventPacket ()=default
	default constructor for reading
	EventPacket (uint32_t id, const std::map< uint16_t, std::vector< uint32_t > > &unwrapped_subsys_data)
	define event id for reading
std::vector< uint32_t >	header () const
	Get the header words.
std::vector< uint32_t >	tail () const
	Get the tail words.
const uint32_t &	id () const
std::vector< SubsystemPacket > &	data ()
utility::Reader &	read (utility::Reader &r)
	read the event packet from the input reader
utility::Writer &	write (utility::Writer &w) const
	write the event packet to the input writer
utility::CRC &	add (utility::CRC &c) const
	add the event packet to the input crc

Private Attributes
uint32_t	id_
uint16_t	event_length_in_words_
std::vector< SubsystemPacket >	subsys_data_
bool	crc_ok_
uint32_t	crc_

Detailed Description

Event Packet structure.

Definition at line 17 of file EventPacket.h.

Constructor & Destructor Documentation

EventPacket()

packing::rawdatafile::EventPacket::EventPacket	(	uint32_t	id,
		const std::map< uint16_t, std::vector< uint32_t > > &	unwrapped_subsys_data
	)

define event id for reading

Definition at line 9 of file EventPacket.cxx.

    : id_{id}, event_length_in_words_{0} {
  crc_ok_ = true;
 
  utility::CRC crc;
 
  for (auto const& [subsys_id, subsys_data] : unwrapped_subsys_data) {
    subsys_data_.emplace_back(id_, subsys_id, subsys_data);
    auto& subsys = subsys_data_.back();
    crc << subsys;
    event_length_in_words_ +=
        subsys.header().size() + subsys.data().size() + subsys.tail().size();
  }
 
  crc_ = crc.get();
}

References packing::utility::CRC::get().

Member Function Documentation

add()

utility::CRC & packing::rawdatafile::EventPacket::add

(

utility::CRC &

c

)

const

add the event packet to the input crc

Definition at line 59 of file EventPacket.cxx.

                                                {
  std::vector<uint32_t> h{header()}, t{tail()};
  c << h << subsys_data_ << t;
  return c;
}

References header(), and tail().

data()

std::vector< SubsystemPacket > & packing::rawdatafile::EventPacket::data ( )

inline

Definition at line 34 of file EventPacket.h.

{ return subsys_data_; }

header()

std::vector< uint32_t > packing::rawdatafile::EventPacket::header

(

)

const

Get the header words.

Definition at line 28 of file EventPacket.cxx.

                                              {
  uint32_t word = ((subsys_data_.size() & utility::mask<16>) << 16) +
                  ((event_length_in_words_ & utility::mask<15>) << 1) + crc_ok_;
  return {id_, word};
}

Referenced by add(), and write().

id()

const uint32_t & packing::rawdatafile::EventPacket::id ( ) const

inline

Definition at line 33 of file EventPacket.h.

{ return id_; }

read()

utility::Reader & packing::rawdatafile::EventPacket::read

(

utility::Reader &

r

)

read the event packet from the input reader

Definition at line 36 of file EventPacket.cxx.

                                                 {
  r >> id_;
 
  uint32_t word;
  r >> word;
 
  uint16_t num_subsys = (word >> 16) & utility::mask<16>;
  event_length_in_words_ = (word >> 1) & utility::mask<15>;
  crc_ok_ = word & utility::mask<1>;
 
  r.read(subsys_data_, num_subsys);
 
  r >> crc_;
 
  return r;
}

References packing::utility::Reader::read().

tail()

std::vector< uint32_t > packing::rawdatafile::EventPacket::tail

(

)

const

Get the tail words.

Definition at line 34 of file EventPacket.cxx.

{ return {crc_}; }

Referenced by add(), and write().

write()

utility::Writer & packing::rawdatafile::EventPacket::write

(

utility::Writer &

w

)

const

write the event packet to the input writer

Definition at line 53 of file EventPacket.cxx.

                                                        {
  std::vector<uint32_t> h{header()}, t{tail()};
  w << h << subsys_data_ << t;
  return w;
}

References header(), and tail().

Member Data Documentation

crc_

uint32_t packing::rawdatafile::EventPacket::crc_

private

Definition at line 55 of file EventPacket.h.

crc_ok_

bool packing::rawdatafile::EventPacket::crc_ok_

private

Definition at line 54 of file EventPacket.h.

event_length_in_words_

uint16_t packing::rawdatafile::EventPacket::event_length_in_words_

private

Definition at line 52 of file EventPacket.h.

id_

uint32_t packing::rawdatafile::EventPacket::id_

private

Definition at line 51 of file EventPacket.h.

subsys_data_

std::vector<SubsystemPacket> packing::rawdatafile::EventPacket::subsys_data_

private

Definition at line 53 of file EventPacket.h.

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The documentation for this class was generated from the following files:

• Packing/include/Packing/RawDataFile/EventPacket.h
• Packing/src/Packing/RawDataFile/EventPacket.cxx