include/sys/mman.h

   1 #ifndef _SYS_MMAN_H
   2 #define _SYS_MMAN_H
   3 #ifdef __cplusplus
   4 extern "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_TYPE       0x0f
  24 #define MAP_FIXED      0x10
  25 #define MAP_ANON       0x20
  26 #define MAP_ANONYMOUS  MAP_ANON
  27 #define MAP_NORESERVE  0x4000
  28 #define MAP_GROWSDOWN  0x0100
  29 #define MAP_DENYWRITE  0x0800
  30 #define MAP_EXECUTABLE 0x1000
  31 #define MAP_LOCKED     0x2000
  32 #define MAP_POPULATE   0x8000
  33 #define MAP_NONBLOCK   0x10000
  34 #define MAP_STACK      0x20000
  35 #define MAP_HUGETLB    0x40000
  36 #define MAP_FILE       0
  37
  38 #define PROT_NONE      0
  39 #define PROT_READ      1
  40 #define PROT_WRITE     2
  41 #define PROT_EXEC      4
  42 #define PROT_GROWSDOWN 0x01000000
  43 #define PROT_GROWSUP   0x02000000
  44
  45 #define MS_ASYNC       1
  46 #define MS_INVALIDATE  2
  47 #define MS_SYNC        4
  48
  49 #define MCL_CURRENT    1
  50 #define MCL_FUTURE     2
  51 #define MCL_ONFAULT    4
  52
  53 #define POSIX_MADV_NORMAL     0
  54 #define POSIX_MADV_RANDOM     1
  55 #define POSIX_MADV_SEQUENTIAL 2
  56 #define POSIX_MADV_WILLNEED   3
  57 #define POSIX_MADV_DONTNEED   4
  58
  59 #if defined(_GNU_SOURCE) || defined(_BSD_SOURCE)
  60 #define MADV_NORMAL      0
  61 #define MADV_RANDOM      1
  62 #define MADV_SEQUENTIAL  2
  63 #define MADV_WILLNEED    3
  64 #define MADV_DONTNEED    4
  65 #define MADV_REMOVE      9
  66 #define MADV_DONTFORK    10
  67 #define MADV_DOFORK      11
  68 #define MADV_MERGEABLE   12
  69 #define MADV_UNMERGEABLE 13
  70 #define MADV_HUGEPAGE    14
  71 #define MADV_NOHUGEPAGE  15
  72 #define MADV_DONTDUMP    16
  73 #define MADV_DODUMP      17
  74 #define MADV_HWPOISON    100
  75 #define MADV_SOFT_OFFLINE 101
  76 #endif
  77
  78 #include <bits/mman.h>
  79
  80 void *mmap (void *, size_t, int, int, int, off_t);
  81 int munmap (void *, size_t);
  82
  83 int mprotect (void *, size_t, int);
  84 int msync (void *, size_t, int);
  85
  86 int posix_madvise (void *, size_t, int);
  87
  88 int mlock (const void *, size_t);
  89 int munlock (const void *, size_t);
  90 int mlockall (int);
  91 int munlockall (void);
  92
  93 #ifdef _GNU_SOURCE
  94 #define MREMAP_MAYMOVE 1
  95 #define MREMAP_FIXED 2
  96 void *mremap (void *, size_t, size_t, int, ...);
  97 int remap_file_pages (void *, size_t, int, size_t, int);
  98 #endif
  99
 100 #if defined(_GNU_SOURCE) || defined(_BSD_SOURCE)
 101 #define MLOCK_ONFAULT   0x01
 102 int madvise (void *, size_t, int);
 103 int mincore (void *, size_t, unsigned char *);
 104 #endif
 105
 106 int shm_open (const char *, int, mode_t);
 107 int shm_unlink (const char *);
 108
 109 #if defined(_LARGEFILE64_SOURCE) || defined(_GNU_SOURCE)
 110 #define mmap64 mmap
 111 #define off64_t off_t
 112 #endif
 113
 114 #ifdef __cplusplus
 115 }
 116 #endif
 117 #endif