| Harvey Harrison | 064106a | 2008-04-29 01:03:27 -0700 | [diff] [blame] | 1 | #ifndef _LINUX_UNALIGNED_BE_BYTESHIFT_H | 
 | 2 | #define _LINUX_UNALIGNED_BE_BYTESHIFT_H | 
 | 3 |  | 
| Albin Tonnerre | 2fa4341 | 2009-09-23 15:57:38 -0700 | [diff] [blame] | 4 | #include <linux/types.h> | 
| Harvey Harrison | 064106a | 2008-04-29 01:03:27 -0700 | [diff] [blame] | 5 |  | 
 | 6 | static inline u16 __get_unaligned_be16(const u8 *p) | 
 | 7 | { | 
 | 8 | 	return p[0] << 8 | p[1]; | 
 | 9 | } | 
 | 10 |  | 
 | 11 | static inline u32 __get_unaligned_be32(const u8 *p) | 
 | 12 | { | 
 | 13 | 	return p[0] << 24 | p[1] << 16 | p[2] << 8 | p[3]; | 
 | 14 | } | 
 | 15 |  | 
 | 16 | static inline u64 __get_unaligned_be64(const u8 *p) | 
 | 17 | { | 
 | 18 | 	return (u64)__get_unaligned_be32(p) << 32 | | 
 | 19 | 	       __get_unaligned_be32(p + 4); | 
 | 20 | } | 
 | 21 |  | 
 | 22 | static inline void __put_unaligned_be16(u16 val, u8 *p) | 
 | 23 | { | 
 | 24 | 	*p++ = val >> 8; | 
 | 25 | 	*p++ = val; | 
 | 26 | } | 
 | 27 |  | 
 | 28 | static inline void __put_unaligned_be32(u32 val, u8 *p) | 
 | 29 | { | 
 | 30 | 	__put_unaligned_be16(val >> 16, p); | 
 | 31 | 	__put_unaligned_be16(val, p + 2); | 
 | 32 | } | 
 | 33 |  | 
 | 34 | static inline void __put_unaligned_be64(u64 val, u8 *p) | 
 | 35 | { | 
 | 36 | 	__put_unaligned_be32(val >> 32, p); | 
 | 37 | 	__put_unaligned_be32(val, p + 4); | 
 | 38 | } | 
 | 39 |  | 
 | 40 | static inline u16 get_unaligned_be16(const void *p) | 
 | 41 | { | 
 | 42 | 	return __get_unaligned_be16((const u8 *)p); | 
 | 43 | } | 
 | 44 |  | 
 | 45 | static inline u32 get_unaligned_be32(const void *p) | 
 | 46 | { | 
 | 47 | 	return __get_unaligned_be32((const u8 *)p); | 
 | 48 | } | 
 | 49 |  | 
 | 50 | static inline u64 get_unaligned_be64(const void *p) | 
 | 51 | { | 
 | 52 | 	return __get_unaligned_be64((const u8 *)p); | 
 | 53 | } | 
 | 54 |  | 
 | 55 | static inline void put_unaligned_be16(u16 val, void *p) | 
 | 56 | { | 
 | 57 | 	__put_unaligned_be16(val, p); | 
 | 58 | } | 
 | 59 |  | 
 | 60 | static inline void put_unaligned_be32(u32 val, void *p) | 
 | 61 | { | 
 | 62 | 	__put_unaligned_be32(val, p); | 
 | 63 | } | 
 | 64 |  | 
 | 65 | static inline void put_unaligned_be64(u64 val, void *p) | 
 | 66 | { | 
 | 67 | 	__put_unaligned_be64(val, p); | 
 | 68 | } | 
 | 69 |  | 
 | 70 | #endif /* _LINUX_UNALIGNED_BE_BYTESHIFT_H */ |