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) || defined(_GNU_SOURCE) 145#define mmap64 mmap 146#define off64_t off_t 147#endif 148 149#ifdef __cplusplus 150} 151#endif 152#endif 153