RODFragment24.cxx

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// Dear emacs, this is -*- c++ -*-
 
/**
 * @file old/RODFragment.cxx
 * @author <a href="mailto:Andre.dos.Anjos@cern.ch">Andre DOS ANJOS</a>
 * $Author: zhangy $
 * $Revision: 1.1.1.1 $
 * $Date: 2009/06/19 07:35:41 $
 *
 * Implements the old (v2.4) ROD fragment class
 */
 
#include "eformat/BadVersionIssue.h"
#include "eformat/HeaderMarker.h"
#include "eformat/SizeCheckIssue.h"
#include "eformat/Status.h"
#include "eformat/Version.h"
#include "eformat/WrongMarkerIssue.h"
#include "eformat/old/RODFragment.h"
#include "eformat/util.h"
 
eformat::old::RODFragment::RODFragment( const uint32_t* it, size_t size_word )
    : m_start( it ), m_size( size_word ) {
  uint32_t m = marker();
  if ( m != eformat::ROD ) throw EFORMAT_WRONG_MARKER( m, eformat::ROD );
}
 
uint32_t eformat::old::RODFragment::fragment_size_word() const {
  return header_size_word() + trailer_size_word() + nstatus() + ndata();
}
 
const uint32_t* eformat::old::RODFragment::status( void ) const {
  if ( status_position() == eformat::STATUS_FRONT ) return &m_start[9];
  return &m_start[9 + ndata()];
}
 
const uint32_t* eformat::old::RODFragment::data( void ) const {
  if ( status_position() == eformat::STATUS_BACK ) return &m_start[9];
  return &m_start[9 + nstatus()];
}
 
bool eformat::old::RODFragment::check() const {
  if ( version() >> 16 != eformat::MAJOR_OLD_VERSION )
    throw EFORMAT_BAD_VERSION( version() >> 16, eformat::MAJOR_OLD_VERSION );
  if ( header_size_word() != 9 ) throw EFORMAT_SIZE_CHECK( 9, header_size_word() );
  if ( m_size != 12 + nstatus() + ndata() )
    throw EFORMAT_SIZE_CHECK( m_size, ( 12 + nstatus() + ndata() ) );
  return true;
}