71 lines
1.4 KiB
C
71 lines
1.4 KiB
C
#ifndef _TOOLS_BE_BYTESHIFT_H
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#define _TOOLS_BE_BYTESHIFT_H
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#include <linux/types.h>
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static inline __u16 __get_unaligned_be16(const __u8 *p)
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{
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return p[0] << 8 | p[1];
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}
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static inline __u32 __get_unaligned_be32(const __u8 *p)
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{
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return p[0] << 24 | p[1] << 16 | p[2] << 8 | p[3];
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}
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static inline __u64 __get_unaligned_be64(const __u8 *p)
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{
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return (__u64)__get_unaligned_be32(p) << 32 |
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__get_unaligned_be32(p + 4);
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}
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static inline void __put_unaligned_be16(__u16 val, __u8 *p)
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{
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*p++ = val >> 8;
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*p++ = val;
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}
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static inline void __put_unaligned_be32(__u32 val, __u8 *p)
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{
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__put_unaligned_be16(val >> 16, p);
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__put_unaligned_be16(val, p + 2);
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}
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static inline void __put_unaligned_be64(__u64 val, __u8 *p)
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{
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__put_unaligned_be32(val >> 32, p);
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__put_unaligned_be32(val, p + 4);
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}
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static inline __u16 get_unaligned_be16(const void *p)
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{
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return __get_unaligned_be16((const __u8 *)p);
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}
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static inline __u32 get_unaligned_be32(const void *p)
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{
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return __get_unaligned_be32((const __u8 *)p);
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}
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static inline __u64 get_unaligned_be64(const void *p)
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{
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return __get_unaligned_be64((const __u8 *)p);
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}
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static inline void put_unaligned_be16(__u16 val, void *p)
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{
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__put_unaligned_be16(val, p);
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}
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static inline void put_unaligned_be32(__u32 val, void *p)
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{
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__put_unaligned_be32(val, p);
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}
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static inline void put_unaligned_be64(__u64 val, void *p)
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{
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__put_unaligned_be64(val, p);
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}
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#endif /* _TOOLS_BE_BYTESHIFT_H */
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