RTS/src/DAQ_READER/daq_dta.h

#ifndef _DAQ_DTA_H_
#define _DAQ_DTA_H_




#include <rts.h>        // for swaps
#include <sys/types.h>  // for u_int

#include "daq_dta_structs.h"


struct daq_store {
        u_char sec ;
        u_char row ;
        u_char pad ;
        char type ;             // 'r' raw; 'a' adc; 'c' clusters; 'p' pedestals; 'g' gains
        u_int nitems ;          // usually 1 for raw; <512 for adc; <32 for clusters; 512 for pedestals; 1 for gains
} ;


struct daq_store_hdr {
// this MUST NOT change!
        int hdr_bytes ;
        int hdr_version ;
        u_int endianess ;
        int obj_bytes ;
        char obj_name[32] ;
        u_int bytes_used ;
        char describe[128] ;    // string for humans...
//extend after this line
} ;



#define DAQ_DTA_STRUCT(expr)    __STRING(expr),sizeof(expr)
#define DAQ_DTA_ENDIANESS       0x04030201 
#define DAQ_DTA_C_VERSION       0
#define DAQ_DTA_H_VERSION       0



class daq_dta {
private:

        daq_store *store_cur ;
        daq_store_hdr *hdr ;

        u_int bytes_alloced ;   // in store!
        u_int nitems ;

        int do_swap ;   // for endianess conversion
        char type ;     // type of structure stored; used for endianess conversion only!

        inline void sw(u_int &x) {
                x = swap32(x) ;
        }
        inline void sw(int &x) {
                x = swap32(x) ;
        }
        inline void sw(u_short &x) {
                x = swap16(x) ;
        }
        inline void sw(short &x) {
                x = swap16(x) ;
        }



        inline void psw(u_int &x) {
                if(do_swap) x = swap32(x) ;
        }
        inline void psw(int &x) {
                if(do_swap) x = swap32(x) ;
        }
        inline void psw(u_short &x) {
                if(do_swap) x = swap16(x) ;
        }
        inline void psw(short &x) {
                if(do_swap) x = swap16(x) ;
        }



        inline u_int tsw(u_int x) {
                if(do_swap) return swap32(x) ;
                return x ;
        }
        inline int tsw(int x) {
                if(do_swap) return swap32(x) ;
                return x ;
        }
        inline u_short tsw(u_short x) {
                if(do_swap) return swap16(x) ;
                return x ;
        }
        inline short tsw(short x) {
                if(do_swap) return swap16(x) ;
                return x ;
        }


        inline short l2h(short x) { return l2h16(x) ; } ;
        inline u_short l2h(u_short x) { return l2h16(x) ; } ;
        inline int l2h(int x) { return l2h32(x) ; } ;
        inline u_int l2h(u_int x) { return l2h32(x) ; } ;

        inline short b2h(short x) { return b2h16(x) ; } ;
        inline u_short b2h(u_short x) { return b2h16(x) ; } ;
        inline int b2h(int x) { return b2h32(x) ; } ;
        inline u_int b2h(u_int x) { return b2h32(x) ; } ;

        daq_store *get(u_int obj_cou=0) ;

        void clear() ;  // clears counters so it can be reused...

        void release() ;        // releases memory



        void commit(u_int bytes=0) ;

        daq_store *store ;
public:


        daq_dta() ;
        virtual ~daq_dta() ;

        // used for writing!
        daq_store *create(u_int bytes, const char *name, int rts_id, const char *o_name, u_int obj_size) ;

        void *request(u_int obj_cou) ;
        void finalize(u_int obj_cou, int s=0, int row=0, int pad=0) ;
        void rewind() ; // rewinds at the beggining


        int is_empty() ;

        int iterate() ;

        inline size_t get_size_t() {
                return hdr->obj_bytes ;
        }

        virtual const char *GetCVS() const {    // Offline
                static const char cvs[]="Tag $Name:  $: $Id: daq_dta.h,v 1.6 2010/12/02 07:28:20 tonko Exp $: built "__DATE__" "__TIME__ ; 
                return cvs;
        }

                



        union { // UNION of pointers!!!! ONLY!!!! ;
                // the following are system so DO NOT change foolishly
                void *Void ;
                unsigned char   *Byte ;
                unsigned short *Short ;
                unsigned int    *Int32 ;
                unsigned long long *Int64 ;

                // current specifics:
                daq_trg_word *trg_word ;

                // timebin based zero-suppressed dets:TPX, TPC, FTPC, SVT, SSD maybe
                daq_adc_tb *adc ;

                // TPC/TPX cluster data
                daq_cld *cld ;

                // TPC/TPX simulated data
                daq_sim_adc_tb *sim_adc ;
                // TPC/TPX output of simulated clusters...
                daq_sim_cld *sim_cld ;

                // TPC/TPX gain
                daq_det_gain *gain ;
                

                /* commented: to be deleted
                // older EVP_READER structures...
                struct svt_t *svt ;
                struct trg_t *trg ;
                struct ssd_t *ssd ;
                struct tof_t *tof ;
                struct pp2pp_t *pp2pp ;

                // special fixed arrays for misc dets...
                unsigned short (*etow)[160] ;           // X 6 i.e. etow[6][160]
                unsigned short (*etow_pre)[4] ;

                unsigned short (*esmd)[192] ;           // X 48 i.e. esmd[48][192]
                unsigned short (*esmd_pre)[4] ;

                unsigned short (*btow)[160] ;           // X 30 i.e. btow[30][160]
                unsigned short (*btow_pre)[4] ;

                unsigned short (*bsmd)[4800] ;          // X 12 i.e. bsmd[12][4800]
                unsigned char *bsmd_cap ;

                */
        } ;

        



        // from subsequent data
        int sec ;
        union {
                int row ;
                int rdo ;
        } ;

        int pad ;
                
        u_int ncontent ;

} ;


#endif

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