mariadb/storage/connect/preparse.h
2013-01-18 19:21:44 +04:00

61 lines
2.5 KiB
C

#if !defined(PREPARSE_DEFINED)
#define PREPARSE_DEFINED
#include "checklvl.h"
/***********************************************************************/
/* Struct of variables used by the SQL pre-parsers. */
/***********************************************************************/
typedef struct _prepar {
struct _prepar *Next;
char *Debinp; // Start of input buffer
char *Endinp; // End of input buffer
char *Pluginp; // Points on current parsing position
char *Plugbuf; // Start of output buffer
char *Plugptr; // Current output position
char *Debchar; // Next/current start of command
char *Debselp; // Beginning of selection
char *Debline; // Start of current line
char *Plugpar[32]; // Parameters
int Numparms; // Number of defined parameters
int Nprms; // Number of ODBC parameters
int Lines; // Line number
int Chars; // Index of selection start in line
int Endchars; // Index of selection end in line
int Frinp, Frbuf; // 0: no, 1: free, 2: delete Debinp/Plugbuf
int Outsize; // Size of output buffer
FILE *Argfile; // File containing arguments
int Addargs; // 1 if arguments are added to the list
} PREPAR, *PPREP;
/***********************************************************************/
/* Struct of variables used by the date format pre-parser. */
/***********************************************************************/
typedef struct _datpar {
char *Format; // Points to format to decode
char *Curp; // Points to current parsing position
char *InFmt; // Start of input format
char *OutFmt; // Start of output format
int Index[8]; // Indexes of date values
int Num; // Number of values to retrieve
int Flag; // 1: Input, 2: Output, 4: no output blank
int Outsize; // Size of output buffers
} DATPAR, *PDTP;
/***********************************************************************/
/* Preparsers used by SQL language. */
/***********************************************************************/
#ifdef __cplusplus
extern "C" {
#endif
int sqlflex(PPREP pp);
int sqpflex(PPREP pp);
int fmdflex(PDTP pp);
#ifdef __cplusplus
}
#endif
#endif // PREPARSE_DEFINED