ecpg_informix.h

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/*
 * This file contains stuff needed to be as compatible to Informix as possible.
 * src/interfaces/ecpg/include/ecpg_informix.h
 */
#ifndef _ECPG_INFORMIX_H
#define _ECPG_INFORMIX_H
 
#include <ecpglib.h>
#include <pgtypes_date.h>
#include <pgtypes_interval.h>
#include <pgtypes_numeric.h>
#include <pgtypes_timestamp.h>
 
#define SQLNOTFOUND 100
 
#define ECPG_INFORMIX_NUM_OVERFLOW  -1200
#define ECPG_INFORMIX_NUM_UNDERFLOW -1201
#define ECPG_INFORMIX_DIVIDE_ZERO   -1202
#define ECPG_INFORMIX_BAD_YEAR      -1204
#define ECPG_INFORMIX_BAD_MONTH     -1205
#define ECPG_INFORMIX_BAD_DAY       -1206
#define ECPG_INFORMIX_ENOSHORTDATE  -1209
#define ECPG_INFORMIX_DATE_CONVERT  -1210
#define ECPG_INFORMIX_OUT_OF_MEMORY -1211
#define ECPG_INFORMIX_ENOTDMY       -1212
#define ECPG_INFORMIX_BAD_NUMERIC   -1213
#define ECPG_INFORMIX_BAD_EXPONENT  -1216
#define ECPG_INFORMIX_BAD_DATE      -1218
#define ECPG_INFORMIX_EXTRA_CHARS   -1264
 
#ifdef __cplusplus
extern "C"
{
#endif
 
extern int  rdatestr(date d, char *str);
extern void rtoday(date * d);
extern int  rjulmdy(date d, short *mdy);
extern int  rdefmtdate(date * d, const char *fmt, const char *str);
extern int  rfmtdate(date d, const char *fmt, char *str);
extern int  rmdyjul(short *mdy, date * d);
extern int  rstrdate(const char *str, date * d);
extern int  rdayofweek(date d);
 
extern int  rfmtlong(long lng_val, const char *fmt, char *outbuf);
extern int  rgetmsg(int msgnum, char *s, int maxsize);
extern int  risnull(int t, const char *ptr);
extern int  rsetnull(int t, char *ptr);
extern int  rtypalign(int offset, int type);
extern int  rtypmsize(int type, int len);
extern int  rtypwidth(int sqltype, int sqllen);
extern void rupshift(char *str);
 
extern int  byleng(char *str, int len);
extern void ldchar(char *src, int len, char *dest);
 
extern void ECPG_informix_set_var(int number, void *pointer, int lineno);
extern void *ECPG_informix_get_var(int number);
extern void ECPG_informix_reset_sqlca(void);
 
/* Informix defines these in decimal.h */
int         decadd(decimal *arg1, decimal *arg2, decimal *sum);
int         deccmp(decimal *arg1, decimal *arg2);
void        deccopy(decimal *src, decimal *target);
int         deccvasc(const char *cp, int len, decimal *np);
int         deccvdbl(double dbl, decimal *np);
int         deccvint(int in, decimal *np);
int         deccvlong(long lng, decimal *np);
int         decdiv(decimal *n1, decimal *n2, decimal *result);
int         decmul(decimal *n1, decimal *n2, decimal *result);
int         decsub(decimal *n1, decimal *n2, decimal *result);
int         dectoasc(decimal *np, char *cp, int len, int right);
int         dectodbl(decimal *np, double *dblp);
int         dectoint(decimal *np, int *ip);
int         dectolong(decimal *np, long *lngp);
 
/* Informix defines these in datetime.h */
extern void dtcurrent(timestamp * ts);
extern int  dtcvasc(char *str, timestamp * ts);
extern int  dtsub(timestamp * ts1, timestamp * ts2, interval * iv);
extern int  dttoasc(timestamp * ts, char *output);
extern int  dttofmtasc(timestamp * ts, char *output, int str_len, char *fmtstr);
extern int  intoasc(interval * i, char *str);
extern int  dtcvfmtasc(char *inbuf, char *fmtstr, timestamp * dtvalue);
 
#ifdef __cplusplus
}
#endif
 
#endif                          /* ndef _ECPG_INFORMIX_H */