Statistics
| Branch: | Revision:

root / osdep.h @ d5e49a81

History | View | Annotate | Download (1.7 kB)

1 ea88812f bellard
#ifndef QEMU_OSDEP_H
2 ea88812f bellard
#define QEMU_OSDEP_H
3 ea88812f bellard
4 ea88812f bellard
#include <stdarg.h>
5 128ab2ff blueswir1
#ifdef __OpenBSD__
6 128ab2ff blueswir1
#include <sys/types.h>
7 128ab2ff blueswir1
#include <sys/signal.h>
8 128ab2ff blueswir1
#endif
9 ea88812f bellard
10 df2542c7 j_mayer
#ifndef glue
11 df2542c7 j_mayer
#define xglue(x, y) x ## y
12 df2542c7 j_mayer
#define glue(x, y) xglue(x, y)
13 df2542c7 j_mayer
#define stringify(s)        tostring(s)
14 df2542c7 j_mayer
#define tostring(s)        #s
15 df2542c7 j_mayer
#endif
16 df2542c7 j_mayer
17 df2542c7 j_mayer
#ifndef likely
18 df2542c7 j_mayer
#if __GNUC__ < 3
19 df2542c7 j_mayer
#define __builtin_expect(x, n) (x)
20 df2542c7 j_mayer
#endif
21 df2542c7 j_mayer
22 df2542c7 j_mayer
#define likely(x)   __builtin_expect(!!(x), 1)
23 df2542c7 j_mayer
#define unlikely(x)   __builtin_expect(!!(x), 0)
24 df2542c7 j_mayer
#endif
25 df2542c7 j_mayer
26 ac509d88 balrog
#ifndef offsetof
27 ac509d88 balrog
#define offsetof(TYPE, MEMBER) ((size_t) &((TYPE *) 0)->MEMBER)
28 ac509d88 balrog
#endif
29 ac509d88 balrog
#ifndef container_of
30 62a6e3e1 aliguori
#define container_of(ptr, type, member) ({                      \
31 ac509d88 balrog
        const typeof(((type *) 0)->member) *__mptr = (ptr);     \
32 ac509d88 balrog
        (type *) ((char *) __mptr - offsetof(type, member));})
33 ac509d88 balrog
#endif
34 62a6e3e1 aliguori
35 df2542c7 j_mayer
#ifndef MIN
36 df2542c7 j_mayer
#define MIN(a, b) (((a) < (b)) ? (a) : (b))
37 df2542c7 j_mayer
#endif
38 df2542c7 j_mayer
#ifndef MAX
39 df2542c7 j_mayer
#define MAX(a, b) (((a) > (b)) ? (a) : (b))
40 df2542c7 j_mayer
#endif
41 df2542c7 j_mayer
42 0954d0d9 blueswir1
#ifndef ARRAY_SIZE
43 0954d0d9 blueswir1
#define ARRAY_SIZE(x) (sizeof(x) / sizeof((x)[0]))
44 0954d0d9 blueswir1
#endif
45 0954d0d9 blueswir1
46 df2542c7 j_mayer
#ifndef always_inline
47 df2542c7 j_mayer
#if (__GNUC__ < 3) || defined(__APPLE__)
48 df2542c7 j_mayer
#define always_inline inline
49 df2542c7 j_mayer
#else
50 df2542c7 j_mayer
#define always_inline __attribute__ (( always_inline )) __inline__
51 cebdff77 ths
#define inline always_inline
52 df2542c7 j_mayer
#endif
53 cebdff77 ths
#else
54 df2542c7 j_mayer
#define inline always_inline
55 cebdff77 ths
#endif
56 df2542c7 j_mayer
57 df2542c7 j_mayer
#ifdef __i386__
58 d656469f bellard
#define REGPARM __attribute((regparm(3)))
59 df2542c7 j_mayer
#else
60 d656469f bellard
#define REGPARM
61 df2542c7 j_mayer
#endif
62 df2542c7 j_mayer
63 d62ca2bb bellard
#define qemu_printf printf
64 ea88812f bellard
65 33f00271 balrog
void *qemu_memalign(size_t alignment, size_t size);
66 49b470eb bellard
void *qemu_vmalloc(size_t size);
67 49b470eb bellard
void qemu_vfree(void *ptr);
68 ea88812f bellard
69 aa26bb2d ths
int qemu_create_pidfile(const char *filename);
70 aa26bb2d ths
71 29b3a662 pbrook
#ifdef _WIN32
72 c6d29ad6 balrog
int ffs(int i);
73 c6d29ad6 balrog
74 29b3a662 pbrook
typedef struct {
75 29b3a662 pbrook
    long tv_sec;
76 29b3a662 pbrook
    long tv_usec;
77 29b3a662 pbrook
} qemu_timeval;
78 29b3a662 pbrook
int qemu_gettimeofday(qemu_timeval *tp);
79 29b3a662 pbrook
#else
80 29b3a662 pbrook
typedef struct timeval qemu_timeval;
81 29b3a662 pbrook
#define qemu_gettimeofday(tp) gettimeofday(tp, NULL);
82 29b3a662 pbrook
#endif /* !_WIN32 */
83 29b3a662 pbrook
84 ea88812f bellard
#endif