1#ifndef _SYS_MMAN_H
2#define _SYS_MMAN_H
3#ifdef __cplusplus
4extern "C" {
5#endif
6
7#include <features.h>
8
9#define __NEED_mode_t
10#define __NEED_size_t
11#define __NEED_off_t
12
13#if defined(_GNU_SOURCE)
14#define __NEED_ssize_t
15#endif
16
17#include <bits/alltypes.h>
18
19#define MAP_FAILED ((void *) -1)
20
21#define MAP_SHARED 0x01
22#define MAP_PRIVATE 0x02
23#define MAP_SHARED_VALIDATE 0x03
24#define MAP_TYPE 0x0f
25#define MAP_FIXED 0x10
26#define MAP_ANON 0x20
27#define MAP_ANONYMOUS MAP_ANON
28#define MAP_NORESERVE 0x4000
29#define MAP_GROWSDOWN 0x0100
30#define MAP_DENYWRITE 0x0800
31#define MAP_EXECUTABLE 0x1000
32#define MAP_LOCKED 0x2000
33#define MAP_POPULATE 0x8000
34#define MAP_NONBLOCK 0x10000
35#define MAP_STACK 0x20000
36#define MAP_HUGETLB 0x40000
37#define MAP_SYNC 0x80000
38#define MAP_FIXED_NOREPLACE 0x100000
39#define MAP_FILE 0
40
41#define MAP_HUGE_SHIFT 26
42#define MAP_HUGE_MASK 0x3f
43#define MAP_HUGE_16KB (14 << 26)
44#define MAP_HUGE_64KB (16 << 26)
45#define MAP_HUGE_512KB (19 << 26)
46#define MAP_HUGE_1MB (20 << 26)
47#define MAP_HUGE_2MB (21 << 26)
48#define MAP_HUGE_8MB (23 << 26)
49#define MAP_HUGE_16MB (24 << 26)
50#define MAP_HUGE_32MB (25 << 26)
51#define MAP_HUGE_256MB (28 << 26)
52#define MAP_HUGE_512MB (29 << 26)
53#define MAP_HUGE_1GB (30 << 26)
54#define MAP_HUGE_2GB (31 << 26)
55#define MAP_HUGE_16GB (34U << 26)
56
57#define PROT_NONE 0
58#define PROT_READ 1
59#define PROT_WRITE 2
60#define PROT_EXEC 4
61#define PROT_GROWSDOWN 0x01000000
62#define PROT_GROWSUP 0x02000000
63
64#define MS_ASYNC 1
65#define MS_INVALIDATE 2
66#define MS_SYNC 4
67
68#define MCL_CURRENT 1
69#define MCL_FUTURE 2
70#define MCL_ONFAULT 4
71
72#define POSIX_MADV_NORMAL 0
73#define POSIX_MADV_RANDOM 1
74#define POSIX_MADV_SEQUENTIAL 2
75#define POSIX_MADV_WILLNEED 3
76#define POSIX_MADV_DONTNEED 4
77
78#if defined(_GNU_SOURCE) || defined(_BSD_SOURCE)
79#define MADV_NORMAL 0
80#define MADV_RANDOM 1
81#define MADV_SEQUENTIAL 2
82#define MADV_WILLNEED 3
83#define MADV_DONTNEED 4
84#define MADV_FREE 8
85#define MADV_REMOVE 9
86#define MADV_DONTFORK 10
87#define MADV_DOFORK 11
88#define MADV_MERGEABLE 12
89#define MADV_UNMERGEABLE 13
90#define MADV_HUGEPAGE 14
91#define MADV_NOHUGEPAGE 15
92#define MADV_DONTDUMP 16
93#define MADV_DODUMP 17
94#define MADV_WIPEONFORK 18
95#define MADV_KEEPONFORK 19
96#define MADV_COLD 20
97#define MADV_PAGEOUT 21
98#define MADV_HWPOISON 100
99#define MADV_SOFT_OFFLINE 101
100#endif
101
102#ifdef _GNU_SOURCE
103#define MREMAP_MAYMOVE 1
104#define MREMAP_FIXED 2
105#define MREMAP_DONTUNMAP 4
106
107#define MLOCK_ONFAULT 0x01
108
109#define MFD_CLOEXEC 0x0001U
110#define MFD_ALLOW_SEALING 0x0002U
111#define MFD_HUGETLB 0x0004U
112#endif
113
114#include <bits/mman.h>
115
116void *mmap (void *, size_t, int, int, int, off_t);
117int munmap (void *, size_t);
118
119int mprotect (void *, size_t, int);
120int msync (void *, size_t, int);
121
122int posix_madvise (void *, size_t, int);
123
124int mlock (const void *, size_t);
125int munlock (const void *, size_t);
126int mlockall (int);
127int munlockall (void);
128
129#ifdef _GNU_SOURCE
130void *mremap (void *, size_t, size_t, int, ...);
131int remap_file_pages (void *, size_t, int, size_t, int);
132int memfd_create (const char *, unsigned);
133int mlock2 (const void *, size_t, unsigned);
134#endif
135
136#if defined(_GNU_SOURCE) || defined(_BSD_SOURCE)
137int madvise (void *, size_t, int);
138int mincore (void *, size_t, unsigned char *);
139#endif
140
141int shm_open (const char *, int, mode_t);
142int shm_unlink (const char *);
143
144#if defined(_LARGEFILE64_SOURCE)
145#define mmap64 mmap
146#define off64_t off_t
147#endif
148
149#ifdef __cplusplus
150}
151#endif
152#endif