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01: #ifndef _LINUX_TYPES_H
02: #define _LINUX_TYPES_H
03: 
04: #include <asm/types.h>
05: 
06: #ifndef __ASSEMBLY__
07: 
08: #include <linux/posix_types.h>
09: 
10: 
11: /*
12:  * Below are truly Linux-specific types that should never collide with
13:  * any application/library that wants linux/types.h.
14:  */
15: 
16: #ifdef __CHECKER__
17: #define __bitwise__ __attribute__((bitwise))
18: #else
19: #define __bitwise__
20: #endif
21: #ifdef __CHECK_ENDIAN__
22: #define __bitwise __bitwise__
23: #else
24: #define __bitwise
25: #endif
26: 
27: typedef __u16 __bitwise __le16;
28: typedef __u16 __bitwise __be16;
29: typedef __u32 __bitwise __le32;
30: typedef __u32 __bitwise __be32;
31: typedef __u64 __bitwise __le64;
32: typedef __u64 __bitwise __be64;
33: 
34: typedef __u16 __bitwise __sum16;
35: typedef __u32 __bitwise __wsum;
36: 
37: /*
38:  * aligned_u64 should be used in defining kernel<->userspace ABIs to avoid
39:  * common 32/64-bit compat problems.
40:  * 64-bit values align to 4-byte boundaries on x86_32 (and possibly other
41:  * architectures) and to 8-byte boundaries on 64-bit architetures.  The new
42:  * aligned_64 type enforces 8-byte alignment so that structs containing
43:  * aligned_64 values have the same alignment on 32-bit and 64-bit architectures.
44:  * No conversions are necessary between 32-bit user-space and a 64-bit kernel.
45:  */
46: #define __aligned_u64 __u64 __attribute__((aligned(8)))
47: #define __aligned_be64 __be64 __attribute__((aligned(8)))
48: #define __aligned_le64 __le64 __attribute__((aligned(8)))
49: 
50: #endif /*  __ASSEMBLY__ */
51: #endif /* _LINUX_TYPES_H */
52: 

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