2 * Keep all the ugly #ifdef for system stuff here
12 #if defined(__BEOS__) || \
13 defined(__NetBSD__) || \
14 defined(__FreeBSD__) || \
17 # include <inttypes.h>
18 #elif defined(__linux__) || defined(__WIN32__) || defined(__MINGW32__)
30 #if !defined(__WIN32__) && !defined(__MINGW32__)
31 # include <sys/mman.h>
34 /* Not all systems (like Windows) has this define, and yes
35 * we do replace/emulate mmap() on those systems ...
38 # define MAP_FAILED ((void *)-1)
42 #ifndef O_BINARY /* should be define'd on __WIN32__ */
48 # include <byteswap.h>
49 #elif defined(__MACH__)
50 # include <machine/endian.h>
51 typedef unsigned long ulong;
52 typedef unsigned int uint;
56 typedef uint16_t __u16;
57 typedef uint32_t __u32;
60 ((((x) & 0xff00) >> 8) | \
61 (((x) & 0x00ff) << 8))
63 ((((x) & 0xff000000) >> 24) | \
64 (((x) & 0x00ff0000) >> 8) | \
65 (((x) & 0x0000ff00) << 8) | \
66 (((x) & 0x000000ff) << 24))
67 #define _uswap_64(x, sfx) \
68 ((((x) & 0xff00000000000000##sfx) >> 56) | \
69 (((x) & 0x00ff000000000000##sfx) >> 40) | \
70 (((x) & 0x0000ff0000000000##sfx) >> 24) | \
71 (((x) & 0x000000ff00000000##sfx) >> 8) | \
72 (((x) & 0x00000000ff000000##sfx) << 8) | \
73 (((x) & 0x0000000000ff0000##sfx) << 24) | \
74 (((x) & 0x000000000000ff00##sfx) << 40) | \
75 (((x) & 0x00000000000000ff##sfx) << 56))
77 # define uswap_64(x) _uswap_64(x, ull)
79 # define uswap_64(x) _uswap_64(x, )
82 #if __BYTE_ORDER == __LITTLE_ENDIAN
83 # define cpu_to_le16(x) (x)
84 # define cpu_to_le32(x) (x)
85 # define cpu_to_le64(x) (x)
86 # define le16_to_cpu(x) (x)
87 # define le32_to_cpu(x) (x)
88 # define le64_to_cpu(x) (x)
89 # define cpu_to_be16(x) uswap_16(x)
90 # define cpu_to_be32(x) uswap_32(x)
91 # define cpu_to_be64(x) uswap_64(x)
92 # define be16_to_cpu(x) uswap_16(x)
93 # define be32_to_cpu(x) uswap_32(x)
94 # define be64_to_cpu(x) uswap_64(x)
96 # define cpu_to_le16(x) uswap_16(x)
97 # define cpu_to_le32(x) uswap_32(x)
98 # define cpu_to_le64(x) uswap_64(x)
99 # define le16_to_cpu(x) uswap_16(x)
100 # define le32_to_cpu(x) uswap_32(x)
101 # define le64_to_cpu(x) uswap_64(x)
102 # define cpu_to_be16(x) (x)
103 # define cpu_to_be32(x) (x)
104 # define cpu_to_be64(x) (x)
105 # define be16_to_cpu(x) (x)
106 # define be32_to_cpu(x) (x)
107 # define be64_to_cpu(x) (x)
110 #else /* !USE_HOSTCC */
112 #include <linux/string.h>
113 #include <linux/types.h>
114 #include <asm/byteorder.h>
116 /* Types for `void *' pointers. */
118 typedef unsigned long int uintptr_t;
120 typedef unsigned int uintptr_t;
125 /* compiler options */
126 #define uninitialized_var(x) x = x
128 #define likely(x) __builtin_expect(!!(x), 1)
129 #define unlikely(x) __builtin_expect(!!(x), 0)