}
}
-/*
- * Given a 32-bit value that was loaded with the platform's native endianness,
- * return a 32-bit value whose high-order 8 bits are 0 and whose low-order 24
- * bits contain the first 3 bytes, arranged in octets in a platform-dependent
- * order, at the memory location from which the input 32-bit value was loaded.
- */
-static forceinline u32
-loaded_u32_to_u24(u32 v)
-{
- if (CPU_IS_LITTLE_ENDIAN)
- return v & 0xFFFFFF;
- else
- return v >> 8;
-}
-
-/*
- * Load the next 3 bytes from the memory location @p into the 24 low-order bits
- * of a 32-bit value. The order in which the 3 bytes will be arranged as octets
- * in the 24 bits is platform-dependent. At least LOAD_U24_REQUIRED_NBYTES
- * bytes must be available at @p; note that this may be more than 3.
- */
-static forceinline u32
-load_u24_unaligned(const u8 *p)
-{
-#if UNALIGNED_ACCESS_IS_FAST
-# define LOAD_U24_REQUIRED_NBYTES 4
- return loaded_u32_to_u24(load_u32_unaligned(p));
-#else
-# define LOAD_U24_REQUIRED_NBYTES 3
-# if CPU_IS_BIG_ENDIAN
- return ((u32)p[2] << 0) | ((u32)p[1] << 8) | ((u32)p[0] << 16);
-# else
- return ((u32)p[0] << 0) | ((u32)p[1] << 8) | ((u32)p[2] << 16);
-# endif
-#endif
-}
-
-
#endif /* _WIMLIB_UNALIGNED_H */