Pmm2Header.cxx

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// 
// File Pmm2Header.cxx
//
#include "Pmm2Header.h"
#include <cstdlib>
#include <cstdio>
#include <iostream>
#include <time.h>


//TODO Header format T2K -> MINOS
#define HARO_RUN_HEADER_LEN 120

 // ASCII message length
#define PFX_8_BIT_CONTENT_MASK      0xFF00 // Mask to select 8 MSB's of prefix
#define PFX_ASCII_MSG_LEN           0x0100
//
// Macros to act on 8-bit data content
//
#define GET_ASCII_LEN(w) (((w) & 0x00FF) >>  0)
#define PUT_ASCII_LEN(w) (PFX_ASCII_MSG_LEN | ((w) & 0x00FF))

ClassImp(Pmm2Header)

Pmm2Header::Pmm2Header() : HarpoDetHeader()
{
  // Init
  fSubrun = 0;
  fPmm2Temperature = 0.0;
  fStatus = NULL; 
  fHeader = new char[(HARO_RUN_HEADER_LEN)+1];
  fHeader[HARO_RUN_HEADER_LEN] = 0; // Zero termination for string
  fHeader[0] = 0; // Zero  string
}

Pmm2Header::Pmm2Header(FILE *fIn) : HarpoDetHeader()
{
  unsigned short sh, al;
  
  fHeader = new char[(HARO_RUN_HEADER_LEN)+1];
  fHeader[HARO_RUN_HEADER_LEN] = 0; // Zero termination for string
  fHeader[0] = 0; // Zero  string

  // Init
  fSubrun = 0;
  fPmm2Temperature = 0.0;
  fStatus = NULL;

// Read prefix
  if (std::fread(&sh, sizeof(unsigned short), 1, fIn) != 1)
    {
      printf("Error: could not read first prefix.\n");
      return;
    }
  //f->tot_file_rd+= sizeof(unsigned short);

  // This must be the prefix for an ASCII string
  if ((sh & PFX_8_BIT_CONTENT_MASK) != PFX_ASCII_MSG_LEN)
    {
      printf("Error: missing string prefix in 0x%x\n", sh);
      return;
    }
  al = GET_ASCII_LEN(sh);

  // Read Run information string
  if (std::fread(fHeader, sizeof(char), al, fIn) != al)
    {
      printf("Error: could not read %d characters.\n", al);
      return;
    }
  fHeader[al] = 0;
  //  std::printf("nr %d hdr %s\n",al,fHeader);
  }
 

 Bool_t Pmm2Header::check()
 {
   struct tm startTime;
   char *str, *endptr;
   const char *timefmt = "R%Y_%m_%d-%H_%M_%S-";

   //std::printf("hdr %s\n",fHeader);
   if ( (str = strptime(fHeader,timefmt,&startTime)) == (char *)NULL )
     { 
       printf("HARPO Bad Header %s\n",fHeader);
       return false;
     };
  
   //This to make valgrin happy
   startTime.tm_isdst = -1; /* Not set by strptime(); tells mktime()
                               to determine whether daylight saving time
                               is in effect */

   //std::printf("seq %s\n",str);
    
   fTime = mktime(&startTime);

   
   //str++; // Skeep '-'
   fSubrun  = strtol(str, &endptr, 10);

   if (endptr == str) {
     std::cout << "No subrun digits were found" << std::endl;
 };
   return true;
 } 

 void Pmm2Header::print()
 {
   std::cout << "--- Pmm2Header" << std::endl
             << "Start Time : " << fTime << std::endl
             << "Pmm2 Run Header : " << fHeader << std::endl
             << "Pmm2 Sub Run Number : " << fSubrun << std::endl;

 }