ODBC utility

Functions called within ODBC driver. More...

Macros
#define	C_TYPES
#define	SQL_TYPES
#define	TYPE_NORMAL_SQL_C_GUID
#define	TYPE_NORMAL_SQL_GUID

Functions
int	odbc_c_to_server_type (int c_type)
	Pass this an SQL_C_* type and get a SYB* type which most closely corresponds to the SQL_C_* type.
SQLSMALLINT	odbc_get_concise_c_type (SQLSMALLINT type, SQLSMALLINT interval)
SQLSMALLINT	odbc_get_concise_sql_type (SQLSMALLINT type, SQLSMALLINT interval)
SQLLEN	odbc_get_octet_len (int c_type, const struct _drecord *drec)
SQLINTEGER	odbc_get_param_len (const struct _drecord *drec_axd, const struct _drecord *drec_ixd, const TDS_DESC *axd, unsigned int n_row)
	Return length of parameter from parameter information.
int	odbc_get_string_size (int size, SQLCHAR *str)
void	odbc_rdbms_version (TDSSOCKET *tds, char *pversion_string)
	Returns the version of the RDBMS in the ODBC format.
SQLSMALLINT	odbc_server_to_sql_type (int col_type, int col_size)
	Convert type from database to ODBC.
SQLRETURN	odbc_set_concise_c_type (SQLSMALLINT concise_type, struct _drecord *drec, int check_only)
	Set concise type and all cascading field. More...
SQLRETURN	odbc_set_concise_sql_type (SQLSMALLINT concise_type, struct _drecord *drec, int check_only)
	Set concise type and all cascading field. More...
void	odbc_set_return_params (struct _hstmt *stmt, unsigned int n_row)
void	odbc_set_return_status (struct _hstmt *stmt, unsigned int n_row)
void	odbc_set_sql_type_info (TDSCOLUMN *col, struct _drecord *drec, SQLINTEGER odbc_ver)
static int	odbc_set_stmt (TDS_STMT *stmt, char **dest, const char *sql, int sql_len)
int	odbc_set_stmt_prepared_query (TDS_STMT *stmt, const char *sql, int sql_len)
int	odbc_set_stmt_query (TDS_STMT *stmt, const char *sql, int sql_len)
SQLRETURN	odbc_set_string (SQLPOINTER buffer, SQLSMALLINT cbBuffer, SQLSMALLINT FAR *pcbBuffer, const char *s, int len)
	Copy a string to client setting size according to ODBC convenction. More...
SQLRETURN	odbc_set_string_i (SQLPOINTER buffer, SQLINTEGER cbBuffer, SQLINTEGER FAR *pcbBuffer, const char *s, int len)
int	odbc_sql_to_c_type_default (int sql_type)
SQLINTEGER	odbc_sql_to_displaysize (int sqltype, TDSCOLUMN *col)
int	odbc_sql_to_server_type (TDSSOCKET *tds, int sql_type)

Detailed Description

Functions called within ODBC driver.

Macro Definition Documentation

#define SQL_TYPES

Value:

TYPE_NORMAL(SQL_BIT) \
    TYPE_NORMAL(SQL_SMALLINT) \
    TYPE_NORMAL(SQL_TINYINT) \
    TYPE_NORMAL(SQL_INTEGER) \
    TYPE_NORMAL(SQL_BIGINT) \
\
    TYPE_NORMAL_SQL_GUID \
\
    TYPE_NORMAL(SQL_BINARY) \
    TYPE_NORMAL(SQL_VARBINARY) \
    TYPE_NORMAL(SQL_LONGVARBINARY) \
\
    TYPE_NORMAL(SQL_CHAR) \
    TYPE_NORMAL(SQL_VARCHAR) \
    TYPE_NORMAL(SQL_LONGVARCHAR) \
\
    TYPE_NORMAL(SQL_DECIMAL) \
    TYPE_NORMAL(SQL_NUMERIC) \
\
    TYPE_NORMAL(SQL_FLOAT) \
    TYPE_NORMAL(SQL_REAL) \
    TYPE_NORMAL(SQL_DOUBLE)\
\
    TYPE_VERBOSE_START(SQL_DATETIME) \
    TYPE_VERBOSE_DATE(SQL_DATETIME, SQL_CODE_TIMESTAMP, SQL_TYPE_TIMESTAMP, SQL_TIMESTAMP) \
    TYPE_VERBOSE_END(SQL_DATETIME)

Function Documentation

SQLRETURN odbc_set_concise_c_type	(	SQLSMALLINT	concise_type,
		struct _drecord *	drec,
		int	check_only
	)

Set concise type and all cascading field.

Parameters

concise_type	concise type to set
drec	record to set. NULL to test error without setting
check_only	it <>0 (true) check only, do not set type

SQLRETURN odbc_set_concise_sql_type	(	SQLSMALLINT	concise_type,
		struct _drecord *	drec,
		int	check_only
	)

Set concise type and all cascading field.

Parameters

concise_type	concise type to set
drec	record to set. NULL to test error without setting
check_only	it <>0 (true) check only, do not set type

SQLRETURN odbc_set_string	(	SQLPOINTER	buffer,
		SQLSMALLINT	cbBuffer,
		SQLSMALLINT FAR *	pcbBuffer,
		const char *	s,
		int	len
	)

Copy a string to client setting size according to ODBC convenction.

Parameters

buffer	client buffer
cbBuffer	client buffer size (in bytes)
pcbBuffer	pointer to SQLSMALLINT to hold string size
s	string to copy
len	len of string to copy. <0 null terminated