diff options
Diffstat (limited to 'tools')
-rw-r--r-- | tools/include/tools/be_byteshift.h | 70 | ||||
-rw-r--r-- | tools/include/tools/le_byteshift.h | 70 |
2 files changed, 140 insertions, 0 deletions
diff --git a/tools/include/tools/be_byteshift.h b/tools/include/tools/be_byteshift.h new file mode 100644 index 0000000..f4912e2 --- /dev/null +++ b/tools/include/tools/be_byteshift.h @@ -0,0 +1,70 @@ +#ifndef _TOOLS_BE_BYTESHIFT_H +#define _TOOLS_BE_BYTESHIFT_H + +#include <linux/types.h> + +static inline __u16 __get_unaligned_be16(const __u8 *p) +{ + return p[0] << 8 | p[1]; +} + +static inline __u32 __get_unaligned_be32(const __u8 *p) +{ + return p[0] << 24 | p[1] << 16 | p[2] << 8 | p[3]; +} + +static inline __u64 __get_unaligned_be64(const __u8 *p) +{ + return (__u64)__get_unaligned_be32(p) << 32 | + __get_unaligned_be32(p + 4); +} + +static inline void __put_unaligned_be16(__u16 val, __u8 *p) +{ + *p++ = val >> 8; + *p++ = val; +} + +static inline void __put_unaligned_be32(__u32 val, __u8 *p) +{ + __put_unaligned_be16(val >> 16, p); + __put_unaligned_be16(val, p + 2); +} + +static inline void __put_unaligned_be64(__u64 val, __u8 *p) +{ + __put_unaligned_be32(val >> 32, p); + __put_unaligned_be32(val, p + 4); +} + +static inline __u16 get_unaligned_be16(const void *p) +{ + return __get_unaligned_be16((const __u8 *)p); +} + +static inline __u32 get_unaligned_be32(const void *p) +{ + return __get_unaligned_be32((const __u8 *)p); +} + +static inline __u64 get_unaligned_be64(const void *p) +{ + return __get_unaligned_be64((const __u8 *)p); +} + +static inline void put_unaligned_be16(__u16 val, void *p) +{ + __put_unaligned_be16(val, p); +} + +static inline void put_unaligned_be32(__u32 val, void *p) +{ + __put_unaligned_be32(val, p); +} + +static inline void put_unaligned_be64(__u64 val, void *p) +{ + __put_unaligned_be64(val, p); +} + +#endif /* _TOOLS_BE_BYTESHIFT_H */ diff --git a/tools/include/tools/le_byteshift.h b/tools/include/tools/le_byteshift.h new file mode 100644 index 0000000..c99d45a --- /dev/null +++ b/tools/include/tools/le_byteshift.h @@ -0,0 +1,70 @@ +#ifndef _TOOLS_LE_BYTESHIFT_H +#define _TOOLS_LE_BYTESHIFT_H + +#include <linux/types.h> + +static inline __u16 __get_unaligned_le16(const __u8 *p) +{ + return p[0] | p[1] << 8; +} + +static inline __u32 __get_unaligned_le32(const __u8 *p) +{ + return p[0] | p[1] << 8 | p[2] << 16 | p[3] << 24; +} + +static inline __u64 __get_unaligned_le64(const __u8 *p) +{ + return (__u64)__get_unaligned_le32(p + 4) << 32 | + __get_unaligned_le32(p); +} + +static inline void __put_unaligned_le16(__u16 val, __u8 *p) +{ + *p++ = val; + *p++ = val >> 8; +} + +static inline void __put_unaligned_le32(__u32 val, __u8 *p) +{ + __put_unaligned_le16(val >> 16, p + 2); + __put_unaligned_le16(val, p); +} + +static inline void __put_unaligned_le64(__u64 val, __u8 *p) +{ + __put_unaligned_le32(val >> 32, p + 4); + __put_unaligned_le32(val, p); +} + +static inline __u16 get_unaligned_le16(const void *p) +{ + return __get_unaligned_le16((const __u8 *)p); +} + +static inline __u32 get_unaligned_le32(const void *p) +{ + return __get_unaligned_le32((const __u8 *)p); +} + +static inline __u64 get_unaligned_le64(const void *p) +{ + return __get_unaligned_le64((const __u8 *)p); +} + +static inline void put_unaligned_le16(__u16 val, void *p) +{ + __put_unaligned_le16(val, p); +} + +static inline void put_unaligned_le32(__u32 val, void *p) +{ + __put_unaligned_le32(val, p); +} + +static inline void put_unaligned_le64(__u64 val, void *p) +{ + __put_unaligned_le64(val, p); +} + +#endif /* _TOOLS_LE_BYTESHIFT_H */ |