111 lines
2 KiB
C
111 lines
2 KiB
C
/*
|
|
File: DbmsUtils.h
|
|
|
|
Date: 4/13/94
|
|
|
|
Purpose: Utility routines to work with the
|
|
database.
|
|
*/
|
|
|
|
#ifndef DbmsUtils_h
|
|
#define DbmsUtils_h
|
|
|
|
#include <stdio.h>
|
|
#include "GeneralUtil.h"
|
|
#include "ecpgtype.h"
|
|
#include "ecpglib.h"
|
|
|
|
|
|
typedef enum SqlCommand
|
|
{
|
|
INSERT = 0,
|
|
UPDATE,
|
|
DELETE,
|
|
SELECT,
|
|
SQL_COMMAND_COUNT
|
|
} SqlCommand;
|
|
|
|
|
|
typedef struct DbStatus
|
|
{
|
|
int rows_affected;
|
|
int sql_code;
|
|
|
|
SqlCommand command;
|
|
|
|
char sql_state[10];
|
|
char error_msg[256];
|
|
|
|
} DbStatus;
|
|
|
|
void initDbStatus(DbStatus *dbStatus);
|
|
void setDbStatusRowsAffected(DbStatus *dbStatus, int rowCount);
|
|
void setDbStatusSqlCommand(DbStatus *dbStatus, SqlCommand command);
|
|
int getIndicator(int type, void *field);
|
|
int indicatesNull(int indicator);
|
|
void setNullIfIndicated(int indicator, int type, void *field);
|
|
|
|
/*
|
|
Return values
|
|
*/
|
|
#define OK 0
|
|
#define NOTNULL 0
|
|
#define ISNULL 1
|
|
#define UNK_TYPE -1
|
|
|
|
|
|
/*
|
|
Type specifiers (corresponding to Informix types)
|
|
*/
|
|
#define CHAR ECPGt_char
|
|
#define SHORT ECPGt_short
|
|
#define INT ECPGt_int
|
|
#define LONG ECPGt_long
|
|
#define DOUBLE ECPGt_double
|
|
#define FLOAT ECPGt_float
|
|
#define REAL ECPGt_real
|
|
#define DATETIME ECPGt_timestamp
|
|
#define DATE ECPGt_date
|
|
|
|
#define MAXTYPES ECPGt_timestamp+1
|
|
|
|
|
|
#define TABLE_NAME_LEN 18
|
|
|
|
|
|
/*
|
|
SQL Wrapper prototypes.
|
|
*/
|
|
long recordCount(const char *table, const char *where);
|
|
|
|
int execFunction( char *funcName);
|
|
int execStatement( char *origStatement);
|
|
long dynamicDelete(char* cpSql, long* lpDeleted);
|
|
long executeImmediate(char* cpSql);
|
|
|
|
|
|
|
|
/*
|
|
Error message functions
|
|
*/
|
|
char * DbErrorString(int errorCode);
|
|
void DbErrorPrint(int errorCode, FILE* fp);
|
|
|
|
|
|
/*
|
|
BLOB functions
|
|
*/
|
|
/*
|
|
void initBlobForDbInput(loc_t *locator, void * buffer,
|
|
long bufferSize, long dataSize, int isNull);
|
|
*/
|
|
|
|
/*
|
|
Prototypes
|
|
*/
|
|
int IsNull(int type, void *field);
|
|
int SetNull(int type, void *field);
|
|
|
|
void getTableName(const char *pe, const char *ts, char *tablename);
|
|
|
|
#endif
|