#ifndef _TYPES_H_
#define _TYPES_H_

typedef unsigned char		u8;
typedef unsigned short		u16;
typedef unsigned int		u32;
typedef unsigned long long	u64;
typedef char				s8;
typedef short				s16;
typedef int					s32;
typedef long long			s64;

#define BIT(x)	(1UL<<(x))

#define err (-1)

#endif