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Version 06-30-0248

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This commit is contained in:
Byron Nikolaidis
1998-07-22 23:47:48 +00:00
parent 2a67742412
commit 6e66468f3a
39 changed files with 4546 additions and 283 deletions
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74
src/interfaces/odbc/statement.h
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@ -10,10 +10,27 @@
#ifndef __STATEMENT_H__
#define __STATEMENT_H__
#ifdef HAVE_CONFIG_H
#include <config.h>
#endif
#ifdef HAVE_IODBC
#include "iodbc.h"
#include "isql.h"
#else
#include <windows.h>
#include <sql.h>
#endif
#include "psqlodbc.h"
#ifndef FALSE
#define FALSE (BOOL)0
#endif
#ifndef TRUE
#define TRUE (BOOL)1
#endif
typedef enum {
STMT_ALLOCATED, /* The statement handle is allocated, but not used so far */
STMT_READY, /* the statement is waiting to be executed */
@ -66,6 +83,40 @@ enum {
#define STMT_UPDATE(stmt) (stmt->statement_type > STMT_TYPE_SELECT)
/* Parsing status */
enum {
STMT_PARSE_NONE = 0,
STMT_PARSE_COMPLETE,
STMT_PARSE_INCOMPLETE,
STMT_PARSE_FATAL,
};
typedef struct {
COL_INFO *col_info; /* cached SQLColumns info for this table */
char name[MAX_TABLE_LEN+1];
char alias[MAX_TABLE_LEN+1];
} TABLE_INFO;
typedef struct {
TABLE_INFO *ti; /* resolve to explicit table names */
int precision;
int display_size;
int length;
int type;
char nullable;
char func;
char expr;
char quote;
char dquote;
char numeric;
char dot[MAX_TABLE_LEN+1];
char name[MAX_COLUMN_LEN+1];
char alias[MAX_COLUMN_LEN+1];
} FIELD_INFO;
/******** Statement Handle ***********/
struct StatementClass_ {
ConnectionClass *hdbc; /* pointer to ConnectionClass this statement belongs to */
@ -95,6 +146,13 @@ struct StatementClass_ {
char *statement; /* if non--null pointer to the SQL statement that has been executed */
TABLE_INFO **ti;
FIELD_INFO **fi;
int nfld;
int ntab;
int parse_status;
int statement_type; /* According to the defines above */
int data_at_exec; /* Number of params needing SQLPutData */
int current_exec_param; /* The current parameter for SQLPutData */
@ -107,7 +165,8 @@ struct StatementClass_ {
char internal; /* Is this statement being called internally? */
char cursor_name[32];
char cursor_name[MAX_CURSOR_LEN+1];
char stmt_with_params[65536 /* MAX_STATEMENT_LEN */]; /* statement after parameter substitution */
};
@ -123,6 +182,7 @@ struct StatementClass_ {
StatementClass *SC_Constructor();
char SC_Destructor(StatementClass *self);
int statement_type(char *statement);
char parse_statement(StatementClass *stmt);
void SC_pre_execute(StatementClass *self);
char SC_unbind_cols(StatementClass *self);
char SC_recycle_statement(StatementClass *self);
@ -134,4 +194,16 @@ RETCODE SC_execute(StatementClass *stmt);
void SC_free_params(StatementClass *self, char option);
void SC_log_error(char *func, char *desc, StatementClass *self);
RETCODE SQL_API _SQLAllocStmt(HDBC hdbc, HSTMT FAR *phstmt);
RETCODE SQL_API _SQLFreeStmt(HSTMT hstmt, UWORD fOption);
RETCODE SQL_API _SQLExecDirect(HSTMT hstmt, UCHAR FAR *szSqlStr, SDWORD cbSqlStr);
RETCODE SQL_API _SQLFetch(HSTMT hstmt);
RETCODE SQL_API _SQLGetData(
HSTMT hstmt,
UWORD icol,
SWORD fCType,
PTR rgbValue,
SDWORD cbValueMax,
SDWORD FAR *pcbValue);
#endif