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/* File: descriptor.h
*
* Description: This file contains defines and declarations that are related to
* the entire driver.
*
* Comments: See "notice.txt" for copyright and license information.
*
* $Id: descriptor.h,v 1.10 2003/07/31 01:57:50 hinoue Exp $
*
*/
#ifndef __DESCRIPTOR_H__
#define __DESCRIPTOR_H__
#include "psqlodbc.h"
typedef struct
{
COL_INFO *col_info; /* cached SQLColumns info for this table */
char schema[SCHEMA_NAME_STORAGE_LEN + 1];
char name[TABLE_NAME_STORAGE_LEN + 1];
char alias[TABLE_NAME_STORAGE_LEN + 1];
char updatable;
} TABLE_INFO;
typedef struct
{
TABLE_INFO *ti; /* resolve to explicit table names */
int column_size; /* precision in 2.x */
int decimal_digits; /* scale in 2.x */
int display_size;
int length;
int type;
char nullable;
char func;
char expr;
char quote;
char dquote;
char numeric;
char updatable;
char dot[TABLE_NAME_STORAGE_LEN + 1];
char name[COLUMN_NAME_STORAGE_LEN + 1];
char alias[COLUMN_NAME_STORAGE_LEN + 1];
char *schema;
} FIELD_INFO;
Int4 FI_precision(const FIELD_INFO *);
Int4 FI_scale(const FIELD_INFO *);
struct ARDFields_
{
StatementClass *stmt;
#if (ODBCVER >= 0x0300)
int size_of_rowset; /* for ODBC3 fetch operations */
#endif /* ODBCVER */
int bind_size; /* size of each structure if using Row
* Binding */
UInt2 *row_operation_ptr;
UInt4 *row_offset_ptr;
BindInfoClass *bookmark;
BindInfoClass *bindings;
int allocated;
int size_of_rowset_odbc2; /* for SQLExtendedFetch */
};
struct APDFields_
{
StatementClass *stmt;
int paramset_size;
int param_bind_type; /* size of each structure if using Param
* Binding */
UInt2 *param_operation_ptr;
UInt4 *param_offset_ptr;
ParameterInfoClass *parameters;
int allocated;
};
struct IRDFields_
{
StatementClass *stmt;
UInt4 *rowsFetched;
UInt2 *rowStatusArray;
UInt4 nfields;
FIELD_INFO **fi;
};
struct IPDFields_
{
StatementClass *stmt;
UInt4 *param_processed_ptr;
UInt2 *param_status_ptr;
ParameterImplClass *parameters;
int allocated;
};
void InitializeARDFields(ARDFields *self);
void InitializeAPDFields(APDFields *self);
/* void InitializeIRDFields(IRDFields *self);
void InitializeIPDFiedls(IPDFields *self); */
void ARDFields_free(ARDFields *self);
void APDFields_free(APDFields *self);
void IRDFields_free(IRDFields *self);
void IPDFields_free(IPDFields *self);
void ARD_unbind_cols(ARDFields *self, BOOL freeall);
void APD_free_params(APDFields *self, char option);
void IPD_free_params(IPDFields *self, char option);
#if (ODBCVER >= 0x0300)
void Desc_set_error(SQLHDESC hdesc, int errornumber, const char * errormsg);
#endif /* ODBCVER */
#endif
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