13 #if defined(_GNU_SOURCE)
14 #define __NEED_ssize_t
17 #include <bits/alltypes.h>
19 #define MAP_FAILED ((void *) -1)
21 #define MAP_SHARED 0x01
22 #define MAP_PRIVATE 0x02
23 #define MAP_SHARED_VALIDATE 0x03
25 #define MAP_FIXED 0x10
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
41 #define MAP_HUGE_SHIFT 26
42 #define MAP_HUGE_MASK 0x3f
43 #define MAP_HUGE_64KB (16 << 26)
44 #define MAP_HUGE_512KB (19 << 26)
45 #define MAP_HUGE_1MB (20 << 26)
46 #define MAP_HUGE_2MB (21 << 26)
47 #define MAP_HUGE_8MB (23 << 26)
48 #define MAP_HUGE_16MB (24 << 26)
49 #define MAP_HUGE_256MB (28 << 26)
50 #define MAP_HUGE_1GB (30 << 26)
51 #define MAP_HUGE_2GB (31 << 26)
52 #define MAP_HUGE_16GB (34U << 26)
58 #define PROT_GROWSDOWN 0x01000000
59 #define PROT_GROWSUP 0x02000000
62 #define MS_INVALIDATE 2
69 #define POSIX_MADV_NORMAL 0
70 #define POSIX_MADV_RANDOM 1
71 #define POSIX_MADV_SEQUENTIAL 2
72 #define POSIX_MADV_WILLNEED 3
73 #define POSIX_MADV_DONTNEED 4
75 #if defined(_GNU_SOURCE) || defined(_BSD_SOURCE)
78 #define MADV_SEQUENTIAL 2
79 #define MADV_WILLNEED 3
80 #define MADV_DONTNEED 4
83 #define MADV_DONTFORK 10
84 #define MADV_DOFORK 11
85 #define MADV_MERGEABLE 12
86 #define MADV_UNMERGEABLE 13
87 #define MADV_HUGEPAGE 14
88 #define MADV_NOHUGEPAGE 15
89 #define MADV_DONTDUMP 16
90 #define MADV_DODUMP 17
91 #define MADV_WIPEONFORK 18
92 #define MADV_KEEPONFORK 19
93 #define MADV_HWPOISON 100
94 #define MADV_SOFT_OFFLINE 101
98 #define MREMAP_MAYMOVE 1
99 #define MREMAP_FIXED 2
101 #define MLOCK_ONFAULT 0x01
103 #define MFD_CLOEXEC 0x0001U
104 #define MFD_ALLOW_SEALING 0x0002U
105 #define MFD_HUGETLB 0x0004U
108 #include <bits/mman.h>
110 void *mmap (void *, size_t, int, int, int, off_t);
111 int munmap (void *, size_t);
113 int mprotect (void *, size_t, int);
114 int msync (void *, size_t, int);
116 int posix_madvise (void *, size_t, int);
118 int mlock (const void *, size_t);
119 int munlock (const void *, size_t);
121 int munlockall (void);
124 void *mremap (void *, size_t, size_t, int, ...);
125 int remap_file_pages (void *, size_t, int, size_t, int);
126 int memfd_create (const char *, unsigned);
127 int mlock2 (const void *, size_t, unsigned);
130 #if defined(_GNU_SOURCE) || defined(_BSD_SOURCE)
131 int madvise (void *, size_t, int);
132 int mincore (void *, size_t, unsigned char *);
135 int shm_open (const char *, int, mode_t);
136 int shm_unlink (const char *);
138 #if defined(_LARGEFILE64_SOURCE) || defined(_GNU_SOURCE)
140 #define off64_t off_t