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#include <stddef.h>
#include <stdint.h>
#ifdef __GNUC__
# define OF_INLINE inline __attribute__((always_inline))
# define OF_LIKELY(cond) __builtin_expect(!!(cond), 1)
# define OF_UNLIKELY(cond) __builtin_expect(!!(cond), 0)
# define OF_CONST_FUNC __attribute__((const))
#else
# define OF_INLINE inline
# define OF_LIKELY(cond) cond
# define OF_UNLIKELY(cond) cond
# define OF_CONST_FUNC
#endif
/* Required to build universal binaries on OS X */
#if __BIG_ENDIAN__ || __LITTLE_ENDIAN__
# if __BIG_ENDIAN__ && __LITTLE_ENDIAN__
# error __BIG_ENDIAN__ and __LITTLE_ENDIAN__ defined!
# endif
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#ifndef _WIN32
# define OF_PATH_DELIM '/'
#else
# define OF_PATH_DELIM '\\'
#endif
static OF_INLINE uint16_t
static OF_INLINE uint16_t OF_CONST_FUNC
OF_BSWAP16_CONST(uint16_t i)
{
return (i & UINT16_C(0xFF00)) >> 8 |
(i & UINT16_C(0x00FF)) << 8;
}
static OF_INLINE uint32_t
static OF_INLINE uint32_t OF_CONST_FUNC
OF_BSWAP32_CONST(uint32_t i)
{
return (i & UINT32_C(0xFF000000)) >> 24 |
(i & UINT32_C(0x00FF0000)) >> 8 |
(i & UINT32_C(0x0000FF00)) << 8 |
(i & UINT32_C(0x000000FF)) << 24;
}
static OF_INLINE uint64_t
static OF_INLINE uint64_t OF_CONST_FUNC
OF_BSWAP64_CONST(uint64_t i)
{
return (i & UINT64_C(0xFF00000000000000)) >> 56 |
(i & UINT64_C(0x00FF000000000000)) >> 40 |
(i & UINT64_C(0x0000FF0000000000)) >> 24 |
(i & UINT64_C(0x000000FF00000000)) >> 8 |
(i & UINT64_C(0x00000000FF000000)) << 8 |
(i & UINT64_C(0x0000000000FF0000)) << 24 |
(i & UINT64_C(0x000000000000FF00)) << 40 |
(i & UINT64_C(0x00000000000000FF)) << 56;
}
static OF_INLINE uint16_t
static OF_INLINE uint16_t OF_CONST_FUNC
OF_BSWAP16_NONCONST(uint16_t i)
{
#if defined(OF_X86_ASM) || defined(OF_AMD64_ASM)
__asm__ (
"xchgb %h0, %b0"
: "=Q"(i)
: "0"(i)
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#else
i = (i & UINT16_C(0xFF00)) >> 8 |
(i & UINT16_C(0x00FF)) << 8;
#endif
return i;
}
static OF_INLINE uint32_t
static OF_INLINE uint32_t OF_CONST_FUNC
OF_BSWAP32_NONCONST(uint32_t i)
{
#if defined(OF_X86_ASM) || defined(OF_AMD64_ASM)
__asm__ (
"bswap %0"
: "=q"(i)
: "0"(i)
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(i & UINT32_C(0x00FF0000)) >> 8 |
(i & UINT32_C(0x0000FF00)) << 8 |
(i & UINT32_C(0x000000FF)) << 24;
#endif
return i;
}
static OF_INLINE uint64_t
static OF_INLINE uint64_t OF_CONST_FUNC
OF_BSWAP64_NONCONST(uint64_t i)
{
#if defined(OF_AMD64_ASM)
__asm__ (
"bswap %0"
: "=r"(i)
: "0"(i)
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