#ifndef _LIBSERVER_H_
#define _LIBSERVER_H_

#include "SDDAS_types.h"
#include "Time_t.h"
#include "DbDefs.h"

typedef enum {_H_AND_D_, _HEADER_, _DATA_, _VIDF_} RequestedDataType;

/*
   Error Codes for get_data_key :
*/

#define DKEY_PROJECT -145
#define DKEY_MISSION -146
#define DKEY_EXPERIMENT -147
#define DKEY_INSTRUMENT -148
#define DKEY_VINST -149

#define ALL_OKAY 1

/* this #define defines the maximum length of a project, mission, experiment, instrument, and virtual */

#define MAX_IDFS_NAME      25
#define MAX_IDFS_VIRT_NAME 9


#ifdef __cplusplus
extern "C" {
#endif

/* These are the new routines */

/* initialize the DB sub-system */

void dbInitialize ();
SDDAS_BOOL dbInitializeMsg ();

/* check if the database is read only */
SDDAS_BOOL dbIsReadOnly(const char*);


/* close the DB sub-system */

void dbClose ();

/* get the name of a database file */

char *dbFilename (SDDAS_ULONG);

/* return a data key from a hierarchy */

SDDAS_ULONG dbGetDataKey (char *, char *, char *, char *, char *);


/* return a header/data file name from a given time */

int dbIDFSGetRealTimeFile (SDDAS_ULONG, RequestedDataType, const char *, char *, char *);
int dbIDFSGetFile (SDDAS_ULONG,
                   SDDAS_SHORT, SDDAS_SHORT, SDDAS_LONG,
                   SDDAS_SHORT, SDDAS_SHORT, SDDAS_LONG,
                   RequestedDataType, const char *, char *, char *);
int dbIDFSGetFileAndTimes (SDDAS_ULONG,
                           SDDAS_SHORT *, SDDAS_SHORT *, SDDAS_LONG *,
                           SDDAS_SHORT, SDDAS_SHORT, SDDAS_LONG,
                           RequestedDataType, const char *, char *, char *);

/* return the strings given a data key - returns either sFalse on error or sTrue if all is well */

SDDAS_BOOL dbKeyToStrings (SDDAS_ULONG, char *, char *, char *, char *, char *);
SDDAS_BOOL dbKeyToStrings_r (SDDAS_ULONG, char *, char *, char *, char *, char *);

/* return a list of strings defining the hierarchy */

char **dbHierarchy (int numargs, ...);
void dbFreeHierarchyList (char **ret_val);

/* return a nicely formatted hierarchy string */

char *dbHierarchyString (SDDAS_ULONG);

/* return the virtual name */

char *dbVirtualName (SDDAS_ULONG);
int dbVirtualName_r (SDDAS_ULONG data_key, char *, int);

/* return an error message given an error code */

char *dbErrorMsg ();

/* use these when you have a data key and not the full hierarchy */

char *dbCfgItem (SDDAS_ULONG, const char *, int);
char *dbCfgPath (SDDAS_ULONG, const char *);

/* use this to query the data base */

void *dbQuery (const char *);
int dbQueryExec (const char *);
void *dbQueryStore (const char *);

/* if the above is supposed to return NULL, use this function to see if the query was valid! */

unsigned int dbBadQuery ();

/* free the resulting query */

void dbFreeResult (void *);

/* return sTrue if database is connected */

SDDAS_BOOL dbConnected ();

/* END OF NEW ROUTINES */


SDDAS_INT find_entry (SDDAS_INT, SDDAS_INT, SDDAS_CHAR *, 
                      Time_t, Time_t, SDDAS_BOOL);

SDDAS_INT get_file_name (SDDAS_ULONG, Time_t *, Time_t,
                         RequestedDataType, const char *, SDDAS_CHAR *);


SDDAS_SHORT get_data_key (SDDAS_CHAR *, SDDAS_CHAR *, SDDAS_CHAR *,
                          SDDAS_CHAR *, SDDAS_CHAR *, SDDAS_ULONG *);


void key_to_fields (SDDAS_ULONG, SDDAS_SHORT *);
void fields_to_key (SDDAS_SHORT *, SDDAS_ULONG *);

int KeysToStr (SDDAS_SHORT *,
               SDDAS_CHAR *, SDDAS_CHAR *, SDDAS_CHAR *, SDDAS_CHAR *, SDDAS_CHAR *);

int StrToKey (SDDAS_CHAR *, SDDAS_CHAR *, SDDAS_CHAR *, SDDAS_CHAR *, SDDAS_CHAR *,
              SDDAS_SHORT *);


SDDAS_CHAR *db_msgs (SDDAS_INT);

void server_error_string (SDDAS_INT error_code, char *e_str);

int get_first_vidf_times (SDDAS_ULONG data_key,
                          SDDAS_SHORT *btime_yr, SDDAS_SHORT *btime_day, SDDAS_ULONG *btime_msec);


#ifdef __cplusplus
}
#endif

#endif