#ifndef _UTHBOOK_

#define NHIST 2000
#define MAXI2      65536
#define NORMAL_I2  0x01
#define PACKED_I2  0x11
#define NORMAL_I4  0x02
#define PACKED_I4  0x12
#define NORMAL_F   0x03
#define PACKED_F   0x13
// RR maximum length of the title
#define MAX_TITLE_LENGTH 256
// RR the shared segment, and header containing offsets of all Uthists
extern unsigned long *uthistOffsetArray;
// address pointer to ensire the same mapping location
extern void *addr;
// RR pathname of shared mem location
extern const char* shmPath;
// RR number of hists in shared memory
extern int indexOfEndOfMem;
// RR shared memory
extern int shm;
// RR the size of the shared memory block
extern int shared_seg_size;
// RR boolean which denotes if shared memory is being used or not
extern bool usingSharedMemory;

#ifdef VXWORKS
typedef int hvar; /* use integers only; data in BOS bank can be I*2 or I*4 */
#define HZERO 0
#else
typedef float hvar;
#define HZERO 0.001
#endif

typedef struct uthisti {
	int entries; /* total number of entries */

	int ifi2_book; /* set to 1 in booking if I2 permitted */
	int ifi2_fill; /* set to 1 in filling if I2 permitted */

	int nbinx;
	int xmin;
	int xmax;
	int xunderflow;
	int xoverflow;

	int nbiny;
	int ymin;
	int ymax;
	int yunderflow;
	int yoverflow;

	int nwtitle;
	// RR changed to fixed size 256
	char title[MAX_TITLE_LENGTH];

	int dx;
	int dy;

	// RR Needs to be changed to offset from beginning of struct
	int *buf;
	int **buf2;

} UThisti;

typedef struct uthistf {
	int entries; /* total number of entries */

	int ifi2_book; /* set to 1 in booking if I2 permitted */
	int ifi2_fill; /* set to 1 in filling if I2 permitted */

	int nbinx;
	float xmin;
	float xmax;
	float xunderflow;
	float xoverflow;

	int nbiny;
	float ymin;
	float ymax;
	float yunderflow;
	float yoverflow;

	int nwtitle;
	// RR changed to fixed size 256
	char title[MAX_TITLE_LENGTH];

	float dx;
	float dy;

	// RR Needs to be changed to offset from beginning of struct
	float *buf;
	float **buf2;

} UThistf;

#ifdef VXWORKS
typedef UThisti hstr;
#else
typedef UThistf hstr;
#endif

/* !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
 double all prototypes because of unknown problem in ROOT *.h, namely
 construction

 #ifdef	__cplusplus
 extern "C" {
 #endif

 ..........
 ..........
 ..........

 #ifdef	__cplusplus
 }
 #endif


 does not work !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!! */

#ifdef	__cplusplus

extern "C" {
#include "Uthbook_fun.h"
}
#else

#include "Uthbook_fun.h"

#endif

#define _UTHBOOK_
#endif