RTS/src/DAQ_L3/daq_l3.cxx

#include <sys/types.h>
#include <string.h>

#include <rtsLog.h>
#include <rtsSystems.h>

#include <SFS/sfs_index.h>
#include <DAQ_READER/daqReader.h>
#include <DAQ_READER/daq_dta.h>

#include "daq_l3.h"

extern int l3_reader(char *m, struct l3_t *l3, u_int driver) ;

const char *daq_l3::help_string = "L3 tst\n" ;

class daq_det_l3_factory : public daq_det_factory
{
public:
        daq_det_l3_factory() {
                daq_det_factory::det_factories[L3_ID] = this ;
        }

        daq_det *create() {
                return new daq_l3 ;
        }
} ;

static daq_det_l3_factory l3_factory ;



daq_l3::daq_l3(daqReader *rts_caller)
{
        LOG(DBG,"L3: rts_id %d, name %s",rts_id,name) ;

        // dname is ignored 
        rts_id  = L3_ID ;
        name = rts2name(rts_id) ;
        sfs_name = "l3" ;
        caller = rts_caller ;
        if(caller) caller->insert(this, rts_id) ;

        legacy = new daq_dta ;

        LOG(DBG,"%s: constructor: caller %p",name,caller) ;
}

daq_l3::~daq_l3()
{
        LOG(DBG,"%s: destructor",name) ;
        if(caller) caller->de_insert(rts_id) ;

        delete legacy ;

        return ;
}

        
daq_dta *daq_l3::get(const char *bank, int c1, int c2, int c3, void *p1, void *p2)
{
        Make() ;
        if(!present) return 0 ;

        if(strcmp(bank,"*")==0) bank = "legacy" ;       // set default, if called with *

        if(strcasecmp(bank,"legacy") != 0) {
                LOG(ERR,"%s: unknown bank %s",name,bank) ;
                return 0 ;
        }

        return handle_legacy() ;

}


daq_dta *daq_l3::handle_legacy()
{

        // I need one object of l3_t type but let the create decide on the necessary size
        legacy->create(1,"l3_t",rts_id,DAQ_DTA_STRUCT(l3_t)) ;
        

        l3_t *l3_p = (l3_t *) legacy->request(1) ;      // need ONE l3_t object

        if(present & DET_PRESENT_DATAP) {
                l3_reader(caller->mem, l3_p, 0) ;
        }
        else {
                char str[256] ;
                char *full_name ;

                sprintf(str,"gl3/l3_gtd") ;
                full_name = caller->get_sfs_name(str) ;

                LOG(DBG,"full_name %s",full_name) ;

                if(!full_name) {
                        sprintf(str,"l3/l3_gtd") ;
                        full_name = caller->get_sfs_name(str) ;

                        LOG(DBG,"full_name %s",full_name) ;


                        if(!full_name)  return 0 ;
                }

                int bytes = caller->sfs->fileSize(full_name) ;

                LOG(DBG,"bytes %d",bytes) ;

                char *mem = (char *)valloc(bytes) ;


                int ret = caller->sfs->read(str, mem, bytes) ;
                
                LOG(DBG,"ret %d",ret) ;

                l3_reader(mem, l3_p, 1) ;

                free(mem) ;
        }

        legacy->finalize(1,0,0,0) ;     // 1 entry; sector 0, row 0, pad 0
        legacy->rewind() ;

        return legacy ;
}

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