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odbc_type.c
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odbc_type.c
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/*
* Copyright (C) 2008 Search Solution Corporation. All rights reserved by Search Solution.
*
* Redistribution and use in source and binary forms, with or without modification,
* are permitted provided that the following conditions are met:
*
* - Redistributions of source code must retain the above copyright notice,
* this list of conditions and the following disclaimer.
*
* - Redistributions in binary form must reproduce the above copyright notice,
* this list of conditions and the following disclaimer in the documentation
* and/or other materials provided with the distribution.
*
* - Neither the name of the <ORGANIZATION> nor the names of its contributors
* may be used to endorse or promote products derived from this software without
* specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
* WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
* IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT,
* INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
* BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA,
* OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
* WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY
* OF SUCH DAMAGE.
*
*/
#include <stdio.h>
#include <math.h>
#include <LIMITS.H>
#include "odbc_portable.h"
#include "sqlext.h"
#include "odbc_type.h"
#include "cas_cci.h"
#include "odbc_number.h"
#include "odbc_util.h"
#include "odbc_diag_record.h"
#define GET_SET_SIZE(x) ((sizeof (x)) / (sizeof ((x)[0])))
typedef int (*OCTET_LEN_FUNC) (int);
PRIVATE int octet_len_char (int precision);
PRIVATE int octet_len_binary (int precision);
typedef int (*DISPLAY_SIZE_FUNC) (int);
PRIVATE int display_size_char (int);
PRIVATE int display_size_decimal (int);
PRIVATE int display_size_binary (int);
typedef int (*COLUMN_SIZE_FUNC) (int);
PRIVATE int column_size_char (int);
PRIVATE int column_size_decimal (int);
PRIVATE int column_size_binary (int);
typedef struct tagDATA_TYPE_INFO
{
char *type_name;
int concise_sql_type;
int concise_c_type;
int default_decimal_digits;
int default_column_size;
int default_octet_length;
int default_display_size;
int decimal_digits;
int column_size;
COLUMN_SIZE_FUNC get_column_size;
int octet_length;
OCTET_LEN_FUNC get_octet_length;
int display_size;
DISPLAY_SIZE_FUNC get_display_size;
} DATA_TYPE_INFO;
typedef struct tagDATETIME_TYPE_INFO
{
int concise_sql_type;
int concise_c_type;
int verbose_type;
int type_subcode;
} DATETIME_TYPE_INFO;
typedef struct tagDATETIME_TYPE_BACKWARD
{
int current_type;
int backward_type;
} DATETIME_TYPE_BACKWARD;
typedef struct tagC_DATA_TYPE_INFO
{
int concise_c_type;
T_CCI_A_TYPE cci_a_type;
long c_type_size;
} C_DATA_TYPE_INFO;
PRIVATE DATA_TYPE_INFO odbc_data_type_info_set[] = {
{"CHAR", SQL_CHAR, SQL_C_CHAR, 0, 1, 1, 1,
0, -1, column_size_char, -1, octet_len_char, -1, display_size_char},
{"VARCHAR", SQL_VARCHAR, SQL_C_CHAR,
0, MAX_CUBRID_CHAR_LEN, MAX_CUBRID_CHAR_LEN, MAX_CUBRID_CHAR_LEN,
0, -1, column_size_char, -1, octet_len_char, -1, display_size_char},
{"VARCHAR", SQL_LONGVARCHAR, SQL_C_CHAR,
0, MAX_CUBRID_CHAR_LEN, MAX_CUBRID_CHAR_LEN, MAX_CUBRID_CHAR_LEN,
0, -1, column_size_char, -1, octet_len_char, -1, display_size_char},
{"STRING", SQL_LONGVARCHAR, SQL_C_CHAR,
0, MAX_CUBRID_CHAR_LEN, MAX_CUBRID_CHAR_LEN, MAX_CUBRID_CHAR_LEN,
0, 10, NULL, 10, NULL, 10, NULL},
{"DECIMAL", SQL_DECIMAL, SQL_C_DOUBLE, 0, 15, sizeof (SQL_NUMERIC_STRUCT),
16,
0, -1, column_size_decimal, sizeof (SQL_NUMERIC_STRUCT), NULL, -1,
display_size_decimal}
,
{"NUMERIC", SQL_NUMERIC, SQL_C_DOUBLE, 0, 15, sizeof (SQL_NUMERIC_STRUCT),
16,
0, -1, column_size_decimal, sizeof (SQL_NUMERIC_STRUCT), NULL, -1,
display_size_decimal}
,
{"SMALLINT", SQL_SMALLINT, SQL_C_SHORT, 0, 5, sizeof (short), 6,
0, 5, NULL, sizeof (short), NULL, 6, NULL},
{"SMALLINT", SQL_TINYINT, SQL_C_SHORT, 0, 5, sizeof (short), 6,
0, 5, NULL, sizeof (short), NULL, 6, NULL},
{"BIT", SQL_BIT, SQL_C_BIT, 0, 1, sizeof (unsigned char), 1,
0, 1, NULL, sizeof (unsigned char), NULL, 1, NULL},
{"INTEGER", SQL_INTEGER, SQL_C_LONG, 0, 10, sizeof (long), 11,
0, 10, NULL, sizeof (long), NULL, 11, NULL},
{"BIGINT", SQL_BIGINT, SQL_C_SBIGINT, 0, 19, sizeof (__int64), 20,
0, 19, NULL, sizeof (__int64), NULL, 20, NULL}
,
{"FLOAT", SQL_FLOAT, SQL_C_FLOAT, 0, 14, sizeof (float), 15,
0, 15, NULL, sizeof (float), NULL, 15, NULL},
{"REAL", SQL_REAL, SQL_C_FLOAT, 0, 14, sizeof (float), 15,
0, 15, NULL, sizeof (float), NULL, 15, NULL},
{"DOUBLE", SQL_DOUBLE, SQL_C_DOUBLE, 0, 28, sizeof (double), 22,
0, 22, NULL, sizeof (double), NULL, 22, NULL},
{"BIT", SQL_BINARY, SQL_C_BINARY, 0, 1, 1, 1,
0, -1, column_size_binary, -1, octet_len_binary, -1, display_size_binary},
{"BIT VARYING", SQL_VARBINARY, SQL_C_BINARY,
0, MAX_CUBRID_CHAR_LEN, (MAX_CUBRID_CHAR_LEN / 8) + 1, MAX_CUBRID_CHAR_LEN,
0, -1, column_size_binary, -1, octet_len_binary, -1, display_size_binary},
{"BIT VARYING", SQL_LONGVARBINARY, SQL_C_BINARY,
0, MAX_CUBRID_CHAR_LEN, (MAX_CUBRID_CHAR_LEN / 8) + 1, MAX_CUBRID_CHAR_LEN,
0, -1, column_size_binary, -1, octet_len_binary, -1, display_size_binary},
{"DATE", SQL_TYPE_DATE, SQL_TYPE_DATE, 0, 10, sizeof (SQL_DATE_STRUCT), 10,
0, 10, NULL, sizeof (SQL_DATE_STRUCT), NULL, 10, NULL}
,
{"TIME", SQL_TYPE_TIME, SQL_C_TYPE_TIME, 0, 8, sizeof (SQL_TIME_STRUCT), 11,
0, 8, NULL, sizeof (SQL_TIME_STRUCT), NULL, 11, NULL}
,
{"TIMESTAMP", SQL_TYPE_TIMESTAMP, SQL_C_TYPE_TIMESTAMP,
0, 23, sizeof (SQL_TIMESTAMP_STRUCT), 23,
0, 23, NULL, sizeof (SQL_TIMESTAMP_STRUCT), NULL, 23, NULL}
,
{"GUID", SQL_GUID, SQL_C_GUID, 36, sizeof (SQLGUID), 36, 0,
0, 36, NULL, sizeof (SQLGUID), NULL, 36, NULL}
,
/* For 2.x backward compatibility */
{"DATE", SQL_DATE, SQL_C_DATE, 0, 10, sizeof (SQL_DATE_STRUCT), 10,
0, 10, NULL, sizeof (SQL_DATE_STRUCT), NULL, 10, NULL}
,
{"TIME", SQL_TIME, SQL_C_TIME, 0, 12, sizeof (SQL_TIME_STRUCT), 12,
0, 12, NULL, sizeof (SQL_TIME_STRUCT), NULL, 12, NULL}
,
{"TIMESTAMP", SQL_TIMESTAMP, SQL_C_TIMESTAMP,
0, 23, sizeof (SQL_TIMESTAMP_STRUCT), 23,
0, 23, NULL, sizeof (SQL_TIMESTAMP_STRUCT), NULL, 23, NULL}
,
#if 0
/* CUBRID types */
{"MONETARY", SQL_UNI_MONETARY, SQL_C_UNI_MONETARY, 0, -1, NULL, -1, NULL,
-1, NULL}
,
{"OBJECT", SQL_UNI_OBJECT, SQL_C_UNI_OBJECT, 0, -1, NULL, -1, NULL, -1, NULL}
,
{"SET", SQL_UNI_SET, SQL_C_UNI_SET, 0, -1, NULL, -1, NULL, -1, NULL}
,
#endif
};
PRIVATE C_DATA_TYPE_INFO c_data_type_info_set[] = {
{SQL_WCHAR, CCI_A_TYPE_STR, sizeof (SQLCHAR)}
,
{SQL_WVARCHAR, CCI_A_TYPE_STR, sizeof (SQLCHAR)}
,
{SQL_WLONGVARCHAR, CCI_A_TYPE_STR, sizeof (SQLCHAR)}
,
{SQL_C_CHAR, CCI_A_TYPE_STR, sizeof (SQLCHAR)}
,
{SQL_C_SSHORT, CCI_A_TYPE_INT, sizeof (SQLSMALLINT)}
,
{SQL_C_USHORT, CCI_A_TYPE_INT, sizeof (SQLUSMALLINT)}
,
{SQL_C_SLONG, CCI_A_TYPE_INT, sizeof (SQLINTEGER)}
,
{SQL_C_ULONG, CCI_A_TYPE_INT, sizeof (SQLUINTEGER)}
,
{SQL_C_FLOAT, CCI_A_TYPE_FLOAT, sizeof (SQLREAL)}
,
{SQL_C_DOUBLE, CCI_A_TYPE_DOUBLE, sizeof (SQLDOUBLE)}
,
{SQL_C_STINYINT, CCI_A_TYPE_INT, sizeof (SQLSCHAR)}
,
{SQL_C_UTINYINT, CCI_A_TYPE_INT, sizeof (SQLCHAR)}
,
{SQL_C_NUMERIC, CCI_A_TYPE_STR, sizeof (SQL_NUMERIC_STRUCT)}
,
{SQL_C_GUID, CCI_A_TYPE_STR, sizeof (SQLGUID)}
,
{SQL_C_BIT, CCI_A_TYPE_BIT, sizeof (SQLCHAR)}
,
{SQL_BINARY, CCI_A_TYPE_BIT, sizeof (SQLCHAR)}
,
{SQL_VARBINARY, CCI_A_TYPE_BIT, sizeof (SQLCHAR)}
,
{SQL_BLOB, CCI_A_TYPE_BLOB, sizeof (SQLCHAR)}
,
{SQL_CLOB, CCI_A_TYPE_CLOB, sizeof (SQLCHAR)}
,
{SQL_C_SBIGINT, CCI_A_TYPE_BIGINT, sizeof (SQLBIGINT)}
,
{SQL_C_UBIGINT, CCI_A_TYPE_BIGINT, sizeof (SQLUBIGINT)}
,
{SQL_C_TYPE_DATE, CCI_A_TYPE_DATE, sizeof (SQL_DATE_STRUCT)}
,
{SQL_C_TYPE_TIME, CCI_A_TYPE_DATE, sizeof (SQL_TIME_STRUCT)}
,
{SQL_C_TYPE_TIMESTAMP, CCI_A_TYPE_DATE, sizeof (SQL_TIMESTAMP_STRUCT)}
,
{SQL_C_UBIGINT, CCI_A_TYPE_DATE, sizeof (SQL_TIMESTAMP_STRUCT)}
,
#if 0
/* CUBRID type */
{SQL_C_UNI_SET, CCI_A_TYPE_STR, sizeof (SQLCHAR)}
,
{SQL_C_UNI_OBJECT, CCI_A_TYPE_STR, sizeof (SQLCHAR)}
,
{SQL_C_UNI_MONETARY, -1, sizeof (SQLCHAR)}
,
#endif
/* For 2.x backward compatibility */
{SQL_C_TINYINT, CCI_A_TYPE_INT, sizeof (SQLSCHAR)}
,
{SQL_C_SHORT, CCI_A_TYPE_INT, sizeof (SQLSMALLINT)}
,
{SQL_C_LONG, CCI_A_TYPE_INT, sizeof (SQLINTEGER)}
,
{SQL_C_DATE, CCI_A_TYPE_DATE, sizeof (SQL_DATE_STRUCT)}
,
{SQL_C_TIME, CCI_A_TYPE_DATE, sizeof (SQL_TIME_STRUCT)}
,
{SQL_C_TIMESTAMP, CCI_A_TYPE_DATE, sizeof (SQL_TIMESTAMP_STRUCT)}
,
};
PRIVATE DATETIME_TYPE_INFO datetime_date_type_info_set[] = {
{SQL_TYPE_DATE, SQL_C_TYPE_DATE, SQL_DATETIME, SQL_CODE_DATE}
,
{SQL_TYPE_TIME, SQL_C_TYPE_TIME, SQL_DATETIME, SQL_CODE_TIME}
,
{SQL_TYPE_TIMESTAMP, SQL_C_TYPE_TIMESTAMP, SQL_DATETIME, SQL_CODE_TIMESTAMP}
,
/* For 2.x backward compatibility */
{SQL_DATE, SQL_C_DATE, SQL_DATETIME, SQL_CODE_DATE}
,
{SQL_TIME, SQL_C_TIME, SQL_DATETIME, SQL_CODE_TIME}
,
{SQL_TIMESTAMP, SQL_C_TIMESTAMP, SQL_DATETIME, SQL_CODE_TIMESTAMP}
,
};
PRIVATE DATETIME_TYPE_INFO datetime_internal_type_info_set[] = {
{SQL_INTERVAL_YEAR, SQL_C_INTERVAL_YEAR, SQL_INTERVAL, SQL_CODE_YEAR}
,
{SQL_INTERVAL_MONTH, SQL_C_INTERVAL_MONTH, SQL_INTERVAL, SQL_CODE_MONTH}
,
{SQL_INTERVAL_DAY, SQL_C_INTERVAL_DAY, SQL_INTERVAL, SQL_CODE_DAY}
,
{SQL_INTERVAL_HOUR, SQL_C_INTERVAL_HOUR, SQL_INTERVAL, SQL_CODE_HOUR}
,
{SQL_INTERVAL_MINUTE, SQL_C_INTERVAL_MINUTE, SQL_INTERVAL, SQL_CODE_MINUTE}
,
{SQL_INTERVAL_SECOND, SQL_C_INTERVAL_SECOND, SQL_INTERVAL, SQL_CODE_SECOND}
,
{SQL_INTERVAL_YEAR_TO_MONTH, SQL_C_INTERVAL_YEAR_TO_MONTH, SQL_INTERVAL,
SQL_CODE_YEAR_TO_MONTH}
,
{SQL_INTERVAL_DAY_TO_HOUR, SQL_C_INTERVAL_DAY_TO_HOUR, SQL_INTERVAL,
SQL_CODE_DAY_TO_HOUR}
,
{SQL_INTERVAL_DAY_TO_MINUTE, SQL_C_INTERVAL_DAY_TO_MINUTE, SQL_INTERVAL,
SQL_CODE_DAY_TO_MINUTE}
,
{SQL_INTERVAL_DAY_TO_SECOND, SQL_C_INTERVAL_DAY_TO_SECOND, SQL_INTERVAL,
SQL_CODE_DAY_TO_SECOND}
,
{SQL_INTERVAL_HOUR_TO_MINUTE, SQL_C_INTERVAL_HOUR_TO_MINUTE, SQL_INTERVAL,
SQL_CODE_HOUR_TO_MINUTE}
,
{SQL_INTERVAL_HOUR_TO_SECOND, SQL_C_INTERVAL_HOUR_TO_SECOND, SQL_INTERVAL,
SQL_CODE_HOUR_TO_SECOND}
,
{SQL_INTERVAL_MINUTE_TO_SECOND, SQL_C_INTERVAL_MINUTE_TO_SECOND,
SQL_INTERVAL, SQL_CODE_MINUTE_TO_SECOND}
,
};
PRIVATE DATETIME_TYPE_BACKWARD datetime_sql_type_backward_set[] = {
{SQL_TYPE_DATE, SQL_DATE}
,
{SQL_TYPE_TIME, SQL_TIME}
,
{SQL_TYPE_TIMESTAMP, SQL_TIMESTAMP}
,
};
PRIVATE DATETIME_TYPE_BACKWARD datetime_c_type_backward_set[] = {
{SQL_C_TYPE_DATE, SQL_C_DATE}
,
{SQL_C_TYPE_TIME, SQL_C_TIME}
,
{SQL_C_TYPE_TIMESTAMP, SQL_C_TIMESTAMP}
,
};
PRIVATE int c_common_type_set[] = {
SQL_C_CHAR,
SQL_C_SSHORT,
SQL_C_USHORT,
SQL_C_SLONG,
SQL_C_ULONG,
SQL_C_FLOAT,
SQL_C_DOUBLE,
SQL_C_NUMERIC,
SQL_C_BIT,
SQL_C_STINYINT,
SQL_C_UTINYINT,
SQL_C_SBIGINT,
SQL_C_UBIGINT,
SQL_C_BINARY,
SQL_C_BOOKMARK,
SQL_C_VARBOOKMARK,
SQL_C_DEFAULT,
SQL_C_UNI_OBJECT,
SQL_C_UNI_SET,
SQL_C_GUID,
/* For 2.x backward compatibility */
SQL_C_TINYINT,
SQL_C_SHORT,
SQL_C_LONG
};
PRIVATE int sql_common_type_set[] = {
SQL_CHAR,
SQL_VARCHAR,
SQL_LONGVARCHAR,
SQL_WCHAR,
SQL_WVARCHAR,
SQL_WLONGVARCHAR,
SQL_DECIMAL,
SQL_NUMERIC,
SQL_SMALLINT,
SQL_INTEGER,
SQL_REAL,
SQL_FLOAT,
SQL_DOUBLE,
SQL_BIT,
SQL_TINYINT,
SQL_BIGINT,
SQL_BINARY,
SQL_VARBINARY,
SQL_LONGVARBINARY,
SQL_GUID
};
PRIVATE int odbc_is_valid_concise_type (short odbc_type);
PRIVATE int odbc_is_valid_c_concise_type (short odbc_type);
PRIVATE int odbc_is_valid_sql_concise_type (short odbc_type);
PRIVATE int odbc_is_valid_verbose_type (short odbc_type);
PRIVATE int odbc_is_valid_c_verbose_type (short odbc_type);
PRIVATE int odbc_is_valid_sql_verbose_type (short odbc_type);
PRIVATE int odbc_is_valid_c_common_type (short c_type);
PRIVATE int odbc_is_valid_sql_common_type (short sql_type);
PRIVATE int odbc_is_valid_lob_type (short odbc_type);
PRIVATE int odbc_is_valid_sql_lob_type (short sql_type);
PRIVATE int odbc_is_valid_date_code (short code);
PRIVATE int odbc_is_valid_internal_code (short code);
PRIVATE int seek_in_common_type_set (int *set, int set_size, short id);
PUBLIC int
odbc_is_valid_type (short odbc_type)
{
return (odbc_is_valid_concise_type (odbc_type) ||
odbc_is_valid_verbose_type (odbc_type) ||
odbc_is_valid_lob_type (odbc_type));
}
PUBLIC int
odbc_is_valid_code (short code)
{
return (odbc_is_valid_date_code (code) ||
odbc_is_valid_internal_code (code));
}
PUBLIC int
odbc_is_valid_date_verbose_type (short odbc_type)
{
return (odbc_type == SQL_DATETIME);
}
PUBLIC int
odbc_is_valid_interval_verbose_type (short odbc_type)
{
return (odbc_type == SQL_INTERVAL);
}
PUBLIC int
odbc_is_valid_c_type (short odbc_type)
{
return (odbc_is_valid_c_common_type (odbc_type) ||
odbc_is_valid_c_date_type (odbc_type) ||
odbc_is_valid_c_interval_type (odbc_type) ||
odbc_is_valid_date_verbose_type (odbc_type) ||
odbc_is_valid_interval_verbose_type (odbc_type));
}
PUBLIC int
odbc_is_valid_sql_type (short odbc_type)
{
return (odbc_is_valid_sql_common_type (odbc_type) ||
odbc_is_valid_sql_date_type (odbc_type) ||
odbc_is_valid_sql_interval_type (odbc_type) ||
odbc_is_valid_date_verbose_type (odbc_type) ||
odbc_is_valid_interval_verbose_type (odbc_type));
}
PUBLIC int
odbc_is_valid_c_date_type (short c_type)
{
int i;
int type_info_set_size = GET_SET_SIZE (datetime_date_type_info_set);
for (i = 0; i < type_info_set_size; i++)
{
if (datetime_date_type_info_set[i].concise_c_type == c_type)
{
return _TRUE_;
}
}
return _FALSE_;
}
PUBLIC int
odbc_is_valid_sql_date_type (short sql_type)
{
int i;
int type_info_set_size = GET_SET_SIZE (datetime_date_type_info_set);
for (i = 0; i < type_info_set_size; i++)
{
if (datetime_date_type_info_set[i].concise_sql_type == sql_type)
{
return _TRUE_;
}
}
return _FALSE_;
}
PUBLIC int
odbc_is_valid_c_interval_type (short c_type)
{
int i;
int type_info_set_size = GET_SET_SIZE (datetime_internal_type_info_set);
for (i = 0; i < type_info_set_size; i++)
{
if (datetime_internal_type_info_set[i].concise_c_type == c_type)
{
return _TRUE_;
}
}
return _FALSE_;
}
PUBLIC int
odbc_is_valid_sql_interval_type (short sql_type)
{
int i;
int type_info_set_size = GET_SET_SIZE (datetime_internal_type_info_set);
for (i = 0; i < type_info_set_size; i++)
{
if (datetime_internal_type_info_set[i].concise_sql_type == sql_type)
{
return _TRUE_;
}
}
return _FALSE_;
}
PUBLIC short
odbc_concise_to_verbose_type (short type)
{
int i;
int date_set_size = GET_SET_SIZE (datetime_date_type_info_set);
int internal_set_size = GET_SET_SIZE (datetime_internal_type_info_set);
for (i = 0; i < date_set_size; i++)
{
if (datetime_date_type_info_set[i].concise_sql_type == type)
{
return datetime_date_type_info_set[i].verbose_type;
}
}
for (i = 0; i < date_set_size; i++)
{
if (datetime_internal_type_info_set[i].concise_sql_type == type)
{
return datetime_internal_type_info_set[i].verbose_type;
}
}
return type;
}
PUBLIC short
odbc_verbose_to_concise_type (short type, short code)
{
int i;
int date_set_size = GET_SET_SIZE (datetime_date_type_info_set);
for (i = 0; i < date_set_size; i++)
{
if (datetime_date_type_info_set[i].verbose_type == type)
{
return datetime_date_type_info_set[i].concise_sql_type;
}
}
return type;
}
PUBLIC short
odbc_subcode_type (short type)
{
int i;
int date_set_size = GET_SET_SIZE (datetime_date_type_info_set);
int internal_set_size = GET_SET_SIZE (datetime_internal_type_info_set);
for (i = 0; i < date_set_size; i++)
{
if (datetime_date_type_info_set[i].concise_sql_type == type)
{
return datetime_date_type_info_set[i].type_subcode;
}
}
for (i = 0; i < date_set_size; i++)
{
if (datetime_internal_type_info_set[i].concise_sql_type == type)
{
return datetime_internal_type_info_set[i].type_subcode;
}
}
return 0;
}
PUBLIC int
odbc_type_default_info_by_name (char *type_name,
ODBC_DATA_TYPE_INFO * type_info)
{
int i;
int set_size = GET_SET_SIZE (odbc_data_type_info_set);
DATA_TYPE_INFO type_info_in_set;
for (i = 0; i < set_size; i++)
{
type_info_in_set = odbc_data_type_info_set[i];
if (strcmp (type_info_in_set.type_name, type_name) == 0)
{
type_info->concise_c_type = type_info_in_set.concise_c_type;
type_info->concise_sql_type = type_info_in_set.concise_sql_type;
type_info->decimal_digits = type_info_in_set.default_decimal_digits;
type_info->column_size = type_info_in_set.default_column_size;
type_info->octet_length = type_info_in_set.default_octet_length;
type_info->display_size = type_info_in_set.default_display_size;
return 0;
}
}
return -1;
}
PUBLIC short
odbc_default_c_type (short odbc_type)
{
int i;
int set_size = GET_SET_SIZE (odbc_data_type_info_set);
for (i = 0; i < set_size; i++)
{
if (odbc_data_type_info_set[i].concise_sql_type == odbc_type)
{
return odbc_data_type_info_set[i].concise_c_type;
}
}
return SQL_C_CHAR;
}
PUBLIC long
odbc_size_of_by_type_id (short odbc_type)
{
int i;
int set_size = GET_SET_SIZE (c_data_type_info_set);
for (i = 0; i < set_size; i++)
{
if (c_data_type_info_set[i].concise_c_type == odbc_type)
{
return c_data_type_info_set[i].c_type_size;
}
}
return 0;
}
PUBLIC int
odbc_column_size (short odbc_type, int precision)
{
int i;
int type_info_set_size;
if (precision < 0)
{
precision = 0;
}
type_info_set_size = GET_SET_SIZE (odbc_data_type_info_set);
for (i = 0; i < type_info_set_size; i++)
{
if (odbc_data_type_info_set[i].concise_sql_type == odbc_type)
{
if (odbc_data_type_info_set[i].column_size == -1)
{
if (odbc_data_type_info_set[i].get_display_size != NULL)
{
return odbc_data_type_info_set[i].
get_column_size (precision);
}
else
{
break;
}
}
else
{
return odbc_data_type_info_set[i].column_size;
}
}
}
return 0;
}
PUBLIC int
odbc_buffer_length (short odbc_type, int precision)
{
return odbc_octet_length (odbc_type, precision);
}
PUBLIC int
odbc_decimal_digits (short odbc_type, int scale)
{
int i;
int type_info_set_size;
if (scale < 0)
{
scale = 0;
}
type_info_set_size = GET_SET_SIZE (odbc_data_type_info_set);
for (i = 0; i < type_info_set_size; i++)
{
if (odbc_data_type_info_set[i].concise_sql_type == odbc_type)
{
return (odbc_data_type_info_set[i].decimal_digits != -1) ?
odbc_data_type_info_set[i].decimal_digits : scale;
}
}
return 0;
}
PUBLIC int
odbc_octet_length (short odbc_type, int precision)
{
int i;
int type_info_set_size;
if (precision < 0)
{
precision = 0;
}
type_info_set_size = GET_SET_SIZE (odbc_data_type_info_set);
for (i = 0; i < type_info_set_size; i++)
{
if (odbc_data_type_info_set[i].concise_sql_type == odbc_type ||
odbc_data_type_info_set[i].concise_c_type == odbc_type)
{
if (odbc_data_type_info_set[i].octet_length == -1)
{
if (odbc_data_type_info_set[i].get_octet_length != NULL)
{
return odbc_data_type_info_set[i].
get_octet_length (precision);
}
else
{
break;
}
}
else
{
return odbc_data_type_info_set[i].octet_length;
}
}
}
return 0;
}
PUBLIC int
odbc_num_prec_radix (short odbc_type)
{
if (IS_STRING_TYPE (odbc_type) || IS_BINARY_TYPE (odbc_type))
{
return 0;
}
else
{
return 10;
}
}
PUBLIC int
odbc_display_size (short odbc_type, int precision)
{
int i;
int type_info_set_size;
if (precision < 0)
{
precision = 0;
}
type_info_set_size = GET_SET_SIZE (odbc_data_type_info_set);
for (i = 0; i < type_info_set_size; i++)
{
if (odbc_data_type_info_set[i].concise_sql_type == odbc_type)
{
if (odbc_data_type_info_set[i].octet_length == -1)
{
if (odbc_data_type_info_set[i].get_display_size != NULL)
{
return odbc_data_type_info_set[i].
get_display_size (precision);
}
else
{
break;
}
}
else
{
return odbc_data_type_info_set[i].display_size;
}
}
}
return 0;
}
PUBLIC short
odbc_type_by_cci (T_CCI_U_TYPE cci_type, int precision)
{
switch (cci_type)
{
case CCI_U_TYPE_CHAR:
return SQL_CHAR;
case CCI_U_TYPE_STRING:
case CCI_U_TYPE_VARNCHAR:
#ifdef DELPHI
if (precision == MAX_CUBRID_CHAR_LEN)
{
return SQL_LONGVARCHAR;
}
else
{
return SQL_VARCHAR;
}
#endif
if(precision > 8000)
{
return SQL_LONGVARCHAR;
}
return SQL_VARCHAR;
case CCI_U_TYPE_NCHAR:
return SQL_CHAR;
case CCI_U_TYPE_BIT:
return SQL_BINARY;
case CCI_U_TYPE_VARBIT:
return SQL_VARBINARY;
case CCI_U_TYPE_NUMERIC:
return SQL_NUMERIC;
case CCI_U_TYPE_BIGINT:
return SQL_BIGINT;
case CCI_U_TYPE_INT:
return SQL_INTEGER;
case CCI_U_TYPE_SHORT:
return SQL_SMALLINT;
case CCI_U_TYPE_FLOAT:
return SQL_FLOAT;
case CCI_U_TYPE_DOUBLE:
return SQL_DOUBLE;
case CCI_U_TYPE_DATE:
return SQL_TYPE_DATE;
case CCI_U_TYPE_TIME:
return SQL_TYPE_TIME;
case CCI_U_TYPE_TIMESTAMP:
case CCI_U_TYPE_DATETIME:
return SQL_TYPE_TIMESTAMP;
case CCI_U_TYPE_MONETARY:
return SQL_DOUBLE;
case CCI_U_TYPE_SET:
case CCI_U_TYPE_MULTISET:
case CCI_U_TYPE_SEQUENCE:
return SQL_VARCHAR;
case CCI_U_TYPE_OBJECT:
return SQL_CHAR;
case CCI_U_TYPE_BLOB:
return SQL_BLOB;
case CCI_U_TYPE_CLOB:
return SQL_CLOB;
case CCI_U_TYPE_UNKNOWN:
default:
return -1;
}
}
PUBLIC const char *
odbc_type_name (short odbc_type)
{
int i;
int type_info_set_size;
type_info_set_size = GET_SET_SIZE (odbc_data_type_info_set);
for (i = 0; i < type_info_set_size; i++)
{
if (odbc_data_type_info_set[i].concise_sql_type == odbc_type)
{
return odbc_data_type_info_set[i].type_name;
}
}
return NULL;
}
PUBLIC T_CCI_A_TYPE
odbc_type_to_cci_a_type (short c_type)
{
int i;
int set_size = GET_SET_SIZE (c_data_type_info_set);
for (i = 0; i < set_size; i++)
{
if (c_data_type_info_set[i].concise_c_type == c_type)
{
return c_data_type_info_set[i].cci_a_type;
}
}
return -1;
}
PUBLIC T_CCI_U_TYPE
odbc_type_to_cci_u_type (short sql_type)
{
switch (sql_type)
{
case SQL_CHAR:
case SQL_WCHAR:
return CCI_U_TYPE_CHAR;
case SQL_VARCHAR:
case SQL_WVARCHAR:
case SQL_LONGVARCHAR:
case SQL_WLONGVARCHAR:
return CCI_U_TYPE_STRING;
case SQL_BINARY:
return CCI_U_TYPE_BIT;
case SQL_VARBINARY:
case SQL_LONGVARBINARY:
return CCI_U_TYPE_VARBIT;
case SQL_DECIMAL:
case SQL_NUMERIC:
return CCI_U_TYPE_NUMERIC;
case SQL_SMALLINT:
case SQL_INTEGER:
case SQL_TINYINT:
return CCI_U_TYPE_INT;
case SQL_BIGINT:
return CCI_U_TYPE_BIGINT;
case SQL_FLOAT:
case SQL_REAL:
return CCI_U_TYPE_FLOAT;
case SQL_DOUBLE:
return CCI_U_TYPE_DOUBLE;
case SQL_TYPE_DATE:
case SQL_DATE: // for 2.x backward compatibility
return CCI_U_TYPE_DATE;
case SQL_TYPE_TIME:
case SQL_TIME: // for 2.x backward compatibility
return CCI_U_TYPE_TIME;
case SQL_TYPE_TIMESTAMP:
case SQL_TIMESTAMP: // for 2.x backward compatibility