2 * The PCI Library -- System-Dependent Stuff
4 * Copyright (c) 1997--2020 Martin Mares <mj@ucw.cz>
6 * Can be freely distributed and used under the terms of the GNU GPL.
10 #define UNUSED __attribute__((unused))
11 #define NONRET __attribute__((noreturn))
12 #define FORMAT_CHECK(x,y,z) __attribute__((format(x,y,z)))
16 #define FORMAT_CHECK(x,y,z)
24 #define strcasecmp _strcmpi
25 #define strncasecmp _strnicmp
26 #if defined(_MSC_VER) && _MSC_VER < 1900
27 #define snprintf _snprintf
28 #define vsnprintf _vsnprintf
32 #ifdef PCI_HAVE_LINUX_BYTEORDER_H
34 #include <asm/byteorder.h>
35 #define cpu_to_le16 __cpu_to_le16
36 #define cpu_to_le32 __cpu_to_le32
37 #define le16_to_cpu __le16_to_cpu
38 #define le32_to_cpu __le32_to_cpu
44 #define BYTE_ORDER __BYTE_ORDER
45 #define BIG_ENDIAN __BIG_ENDIAN
49 #include <sys/byteorder.h>
50 #if defined(__i386) && defined(LITTLE_ENDIAN)
51 # define BYTE_ORDER LITTLE_ENDIAN
52 #elif defined(__sparc) && defined(BIG_ENDIAN)
53 # define BYTE_ORDER BIG_ENDIAN
55 #define BIG_ENDIAN 4321
59 #define BYTE_ORDER 1234
61 #define BYTE_ORDER 4321
63 #endif /* BYTE_ORDER */
64 #endif /* PCI_OS_SUNOS */
68 #include <sys/param.h>
71 #define BIG_ENDIAN 4321
72 #define LITTLE_ENDIAN 1234
73 #define BYTE_ORDER LITTLE_ENDIAN
82 #define BIG_ENDIAN 4321
83 #define LITTLE_ENDIAN 1234
84 #define BYTE_ORDER LITTLE_ENDIAN
87 #if !defined(BYTE_ORDER)
88 #error "BYTE_ORDER not defined for your platform"
91 #if BYTE_ORDER == BIG_ENDIAN
92 #define cpu_to_le16 swab16
93 #define cpu_to_le32 swab32
94 #define le16_to_cpu swab16
95 #define le32_to_cpu swab32
97 static inline word swab16(word w)
99 return (w << 8) | ((w >> 8) & 0xff);
102 static inline u32 swab32(u32 w)
104 return ((w & 0xff000000) >> 24) |
105 ((w & 0x00ff0000) >> 8) |
106 ((w & 0x0000ff00) << 8) |
107 ((w & 0x000000ff) << 24);
110 #define cpu_to_le16(x) (x)
111 #define cpu_to_le32(x) (x)
112 #define le16_to_cpu(x) (x)
113 #define le32_to_cpu(x) (x)