master
1#ifndef _WASI_EMULATED_MMAN
2#error "WASI lacks a true mmap; to enable minimal mmap emulation, \
3compile with -D_WASI_EMULATED_MMAN and link with -lwasi-emulated-mman"
4#else
5#ifndef _SYS_MMAN_H
6#define _SYS_MMAN_H
7#ifdef __cplusplus
8extern "C" {
9#endif
10
11#include <features.h>
12
13#define __NEED_mode_t
14#define __NEED_size_t
15#define __NEED_off_t
16
17#if defined(_GNU_SOURCE)
18#define __NEED_ssize_t
19#endif
20
21#include <bits/alltypes.h>
22
23#define MAP_FAILED ((void *) -1)
24
25#define MAP_SHARED 0x01
26#define MAP_PRIVATE 0x02
27#define MAP_SHARED_VALIDATE 0x03
28#define MAP_TYPE 0x0f
29#define MAP_FIXED 0x10
30#define MAP_ANON 0x20
31#define MAP_ANONYMOUS MAP_ANON
32#define MAP_NORESERVE 0x4000
33#define MAP_GROWSDOWN 0x0100
34#define MAP_DENYWRITE 0x0800
35#define MAP_EXECUTABLE 0x1000
36#define MAP_LOCKED 0x2000
37#define MAP_POPULATE 0x8000
38#define MAP_NONBLOCK 0x10000
39#define MAP_STACK 0x20000
40#define MAP_HUGETLB 0x40000
41#define MAP_SYNC 0x80000
42#define MAP_FIXED_NOREPLACE 0x100000
43#define MAP_FILE 0
44
45#define MAP_HUGE_SHIFT 26
46#define MAP_HUGE_MASK 0x3f
47#define MAP_HUGE_16KB (14 << 26)
48#define MAP_HUGE_64KB (16 << 26)
49#define MAP_HUGE_512KB (19 << 26)
50#define MAP_HUGE_1MB (20 << 26)
51#define MAP_HUGE_2MB (21 << 26)
52#define MAP_HUGE_8MB (23 << 26)
53#define MAP_HUGE_16MB (24 << 26)
54#define MAP_HUGE_32MB (25 << 26)
55#define MAP_HUGE_256MB (28 << 26)
56#define MAP_HUGE_512MB (29 << 26)
57#define MAP_HUGE_1GB (30 << 26)
58#define MAP_HUGE_2GB (31 << 26)
59#define MAP_HUGE_16GB (34U << 26)
60
61#define PROT_NONE 0
62#define PROT_READ 1
63#define PROT_WRITE 2
64#define PROT_EXEC 4
65#define PROT_GROWSDOWN 0x01000000
66#define PROT_GROWSUP 0x02000000
67
68#define MS_ASYNC 1
69#define MS_INVALIDATE 2
70#define MS_SYNC 4
71
72#define MCL_CURRENT 1
73#define MCL_FUTURE 2
74#define MCL_ONFAULT 4
75
76#define POSIX_MADV_NORMAL 0
77#define POSIX_MADV_RANDOM 1
78#define POSIX_MADV_SEQUENTIAL 2
79#define POSIX_MADV_WILLNEED 3
80#define POSIX_MADV_DONTNEED 4
81
82#if defined(_GNU_SOURCE) || defined(_BSD_SOURCE)
83#define MADV_NORMAL 0
84#define MADV_RANDOM 1
85#define MADV_SEQUENTIAL 2
86#define MADV_WILLNEED 3
87#define MADV_DONTNEED 4
88#define MADV_FREE 8
89#define MADV_REMOVE 9
90#define MADV_DONTFORK 10
91#define MADV_DOFORK 11
92#define MADV_MERGEABLE 12
93#define MADV_UNMERGEABLE 13
94#define MADV_HUGEPAGE 14
95#define MADV_NOHUGEPAGE 15
96#define MADV_DONTDUMP 16
97#define MADV_DODUMP 17
98#define MADV_WIPEONFORK 18
99#define MADV_KEEPONFORK 19
100#define MADV_COLD 20
101#define MADV_PAGEOUT 21
102#define MADV_HWPOISON 100
103#define MADV_SOFT_OFFLINE 101
104#endif
105
106#ifdef _GNU_SOURCE
107#define MREMAP_MAYMOVE 1
108#define MREMAP_FIXED 2
109#define MREMAP_DONTUNMAP 4
110
111#define MLOCK_ONFAULT 0x01
112
113#define MFD_CLOEXEC 0x0001U
114#define MFD_ALLOW_SEALING 0x0002U
115#define MFD_HUGETLB 0x0004U
116#endif
117
118#include <bits/mman.h>
119
120void *mmap (void *, size_t, int, int, int, off_t);
121int munmap (void *, size_t);
122
123int mprotect (void *, size_t, int);
124int msync (void *, size_t, int);
125
126int posix_madvise (void *, size_t, int);
127
128int mlock (const void *, size_t);
129int munlock (const void *, size_t);
130int mlockall (int);
131int munlockall (void);
132
133#ifdef _GNU_SOURCE
134void *mremap (void *, size_t, size_t, int, ...);
135int remap_file_pages (void *, size_t, int, size_t, int);
136int memfd_create (const char *, unsigned);
137int mlock2 (const void *, size_t, unsigned);
138#endif
139
140#if defined(_GNU_SOURCE) || defined(_BSD_SOURCE)
141int madvise (void *, size_t, int);
142int mincore (void *, size_t, unsigned char *);
143#endif
144
145int shm_open (const char *, int, mode_t);
146int shm_unlink (const char *);
147
148#if defined(_LARGEFILE64_SOURCE) || defined(_GNU_SOURCE)
149#define mmap64 mmap
150#define off64_t off_t
151#endif
152
153#ifdef __cplusplus
154}
155#endif
156#endif
157#endif