1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
|
#ifndef _SYS_MMAN_H
#define _SYS_MMAN_H
#include <features.h>
#include <sys/types.h>
#define PROT_READ 0x1 /* page can be read */
#define PROT_WRITE 0x2 /* page can be written */
#define PROT_EXEC 0x4 /* page can be executed */
#define PROT_NONE 0x0 /* page can not be accessed */
#define MAP_SHARED 0x01 /* Share changes */
#define MAP_PRIVATE 0x02 /* Changes are private */
#define MAP_TYPE 0x0f /* Mask for type of mapping */
#define MAP_FIXED 0x10 /* Interpret addr exactly */
#define MAP_ANONYMOUS 0x20 /* don't use a file */
#define MAP_GROWSDOWN 0x0100 /* stack-like segment */
#define MAP_DENYWRITE 0x0800 /* ETXTBSY */
#define MAP_EXECUTABLE 0x1000 /* mark it as a executable */
#define MAP_LOCKED 0x2000 /* pages are locked */
#define MS_ASYNC 1 /* sync memory asynchronously */
#define MS_INVALIDATE 2 /* invalidate the caches */
#define MS_SYNC 4 /* synchronous memory sync */
#define MCL_CURRENT 1 /* lock all current mappings */
#define MCL_FUTURE 2 /* lock all future mappings */
/* compatibility flags */
#define MAP_ANON MAP_ANONYMOUS
#define MAP_FILE 0
#define MREMAP_MAYMOVE 1
extern __ptr_t mmap __P((__ptr_t __addr, size_t __len,
int __prot, int __flags, int __fd, off_t __off));
extern int munmap __P((__ptr_t __addr, size_t __len));
extern int mprotect __P ((__const __ptr_t __addr, size_t __len, int __prot));
extern int msync __P((__ptr_t __addr, size_t __len, int __flags));
extern int mlock __P((__const __ptr_t __addr, size_t __len));
extern int munlock __P((__const __ptr_t __addr, size_t __len));
extern int mlockall __P((int __flags));
extern int munlockall __P((void));
extern __ptr_t mremap __P((__ptr_t __addr, size_t __old_len,
size_t __new_len, int __may_move));
#endif /* _SYS_MMAN_H */
|
