sqltypes.h

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#ifndef __SQLTYPES
#define __SQLTYPES

#ifdef __cplusplus
extern "C" {
#endif

#define SQL_API __stdcall

#ifndef RC_INVOKED
#define __need_wchar_t
#include <stddef.h>

typedef signed char SCHAR;
typedef long SDWORD;
typedef short SWORD;
typedef ULONG UDWORD;
typedef USHORT UWORD;
typedef signed long SLONG;
typedef signed short SSHORT;
typedef double SDOUBLE;
typedef double LDOUBLE;
typedef float SFLOAT;
typedef PVOID PTR;
typedef PVOID HENV;
typedef PVOID HDBC;
typedef PVOID HSTMT;
typedef short RETCODE;
typedef UCHAR SQLCHAR;
typedef SDWORD SQLINTEGER;
typedef SWORD SQLSMALLINT;
typedef UDWORD SQLUINTEGER;
typedef UWORD SQLUSMALLINT;
typedef PVOID SQLPOINTER;
typedef void* SQLHENV;
typedef void* SQLHDBC;
typedef void* SQLHSTMT;
typedef SQLSMALLINT SQLRETURN;
typedef HWND SQLHWND;

#ifdef _WIN64
typedef INT64 SQLLEN;
typedef UINT64 SQLULEN;
typedef UINT64 SQLSETPOSIROW;
#else
#define SQLLEN SQLINTEGER
#define SQLULEN SQLUINTEGER
#define SQLSETPOSIROW SQLUSMALLINT
#endif /* _WIN64 */

typedef SQLULEN BOOKMARK;
typedef SQLLEN SQLROWOFFSET;
typedef SQLULEN SQLROWCOUNT;
typedef SQLULEN SQLTRANSID;

typedef wchar_t SQLWCHAR;
#ifdef UNICODE
typedef SQLWCHAR        SQLTCHAR;
#else
typedef SQLCHAR         SQLTCHAR;
#endif  /* UNICODE */

typedef struct tagDATE_STRUCT {
    SQLSMALLINT year;
    SQLUSMALLINT month;
    SQLUSMALLINT day;
} DATE_STRUCT;
typedef struct tagTIME_STRUCT {
    SQLUSMALLINT hour;
    SQLUSMALLINT minute;
    SQLUSMALLINT second;
} TIME_STRUCT;
typedef struct tagTIMESTAMP_STRUCT {
    SQLSMALLINT year;
    SQLUSMALLINT month;
    SQLUSMALLINT day;
    SQLUSMALLINT hour;
    SQLUSMALLINT minute;
    SQLUSMALLINT second;
    SQLUINTEGER fraction;
} TIMESTAMP_STRUCT;

#if (ODBCVER >= 0x0300)
typedef SCHAR SQLSCHAR;
typedef void* SQLHANDLE;
typedef void* SQLHDESC;
typedef unsigned char   SQLDATE;
typedef unsigned char   SQLDECIMAL;
typedef double          SQLDOUBLE;
typedef double          SQLFLOAT;
typedef unsigned char   SQLNUMERIC;
typedef float           SQLREAL;
typedef unsigned char   SQLTIME;
typedef unsigned char   SQLTIMESTAMP;
typedef unsigned char   SQLVARCHAR;
#define ODBCINT64   __int64
typedef __int64 SQLBIGINT;
typedef unsigned __int64 SQLUBIGINT;
typedef DATE_STRUCT SQL_DATE_STRUCT;
typedef TIME_STRUCT SQL_TIME_STRUCT;
typedef TIMESTAMP_STRUCT SQL_TIMESTAMP_STRUCT;
typedef enum {
    SQL_IS_YEAR = 1,SQL_IS_MONTH,SQL_IS_DAY,SQL_IS_HOUR,
    SQL_IS_MINUTE,SQL_IS_SECOND,SQL_IS_YEAR_TO_MONTH,SQL_IS_DAY_TO_HOUR,
    SQL_IS_DAY_TO_MINUTE,SQL_IS_DAY_TO_SECOND,SQL_IS_HOUR_TO_MINUTE,
    SQL_IS_HOUR_TO_SECOND,SQL_IS_MINUTE_TO_SECOND
} SQLINTERVAL;
typedef struct tagSQL_YEAR_MONTH {
    SQLUINTEGER year;
    SQLUINTEGER month;
} SQL_YEAR_MONTH_STRUCT;
typedef struct tagSQL_DAY_SECOND {
    SQLUINTEGER day;
    SQLUINTEGER hour;
    SQLUINTEGER minute;
    SQLUINTEGER second;
    SQLUINTEGER fraction;
} SQL_DAY_SECOND_STRUCT;
typedef struct tagSQL_INTERVAL_STRUCT {
    SQLINTERVAL interval_type;
    SQLSMALLINT interval_sign;
    union {
        SQL_YEAR_MONTH_STRUCT year_month;
        SQL_DAY_SECOND_STRUCT day_second;
    } intval;
} SQL_INTERVAL_STRUCT;
#define SQL_MAX_NUMERIC_LEN 16
typedef struct tagSQL_NUMERIC_STRUCT {
    SQLCHAR precision;
    SQLSCHAR scale;
    SQLCHAR sign;
    SQLCHAR val[SQL_MAX_NUMERIC_LEN];
} SQL_NUMERIC_STRUCT;
#endif  /* ODBCVER >= 0x0300 */

#if (ODBCVER >= 0x0350)

#ifdef _GUID_DEFINED
# warning _GUID_DEFINED is deprecated, use GUID_DEFINED instead
#endif

#if defined _GUID_DEFINED || defined GUID_DEFINED
typedef GUID SQLGUID;
#else
typedef struct tagSQLGUID{
    DWORD Data1;
    WORD Data2;
    WORD Data3;
    BYTE Data4[ 8 ];
} SQLGUID;
#endif  /* GUID_DEFINED */
#endif  /* ODBCVER >= 0x0350 */
#endif     /* RC_INVOKED */

#ifdef __cplusplus
}
#endif

#endif /* __SQLTYPES */