diff options
Diffstat (limited to 'musl/sys/mman.h')
-rw-r--r-- | musl/sys/mman.h | 152 |
1 files changed, 152 insertions, 0 deletions
diff --git a/musl/sys/mman.h b/musl/sys/mman.h new file mode 100644 index 0000000..3d5d0f9 --- /dev/null +++ b/musl/sys/mman.h @@ -0,0 +1,152 @@ +#ifndef _SYS_MMAN_H +#define _SYS_MMAN_H +#ifdef __cplusplus +extern "C" { +#endif + +#include <features.h> + +#define __NEED_mode_t +#define __NEED_size_t +#define __NEED_off_t + +#if defined(_GNU_SOURCE) +#define __NEED_ssize_t +#endif + +#include <bits/alltypes.h> + +#define MAP_FAILED ((void *) -1) + +#define MAP_SHARED 0x01 +#define MAP_PRIVATE 0x02 +#define MAP_SHARED_VALIDATE 0x03 +#define MAP_TYPE 0x0f +#define MAP_FIXED 0x10 +#define MAP_ANON 0x20 +#define MAP_ANONYMOUS MAP_ANON +#define MAP_NORESERVE 0x4000 +#define MAP_GROWSDOWN 0x0100 +#define MAP_DENYWRITE 0x0800 +#define MAP_EXECUTABLE 0x1000 +#define MAP_LOCKED 0x2000 +#define MAP_POPULATE 0x8000 +#define MAP_NONBLOCK 0x10000 +#define MAP_STACK 0x20000 +#define MAP_HUGETLB 0x40000 +#define MAP_SYNC 0x80000 +#define MAP_FIXED_NOREPLACE 0x100000 +#define MAP_FILE 0 + +#define MAP_HUGE_SHIFT 26 +#define MAP_HUGE_MASK 0x3f +#define MAP_HUGE_16KB (14 << 26) +#define MAP_HUGE_64KB (16 << 26) +#define MAP_HUGE_512KB (19 << 26) +#define MAP_HUGE_1MB (20 << 26) +#define MAP_HUGE_2MB (21 << 26) +#define MAP_HUGE_8MB (23 << 26) +#define MAP_HUGE_16MB (24 << 26) +#define MAP_HUGE_32MB (25 << 26) +#define MAP_HUGE_256MB (28 << 26) +#define MAP_HUGE_512MB (29 << 26) +#define MAP_HUGE_1GB (30 << 26) +#define MAP_HUGE_2GB (31 << 26) +#define MAP_HUGE_16GB (34U << 26) + +#define PROT_NONE 0 +#define PROT_READ 1 +#define PROT_WRITE 2 +#define PROT_EXEC 4 +#define PROT_GROWSDOWN 0x01000000 +#define PROT_GROWSUP 0x02000000 + +#define MS_ASYNC 1 +#define MS_INVALIDATE 2 +#define MS_SYNC 4 + +#define MCL_CURRENT 1 +#define MCL_FUTURE 2 +#define MCL_ONFAULT 4 + +#define POSIX_MADV_NORMAL 0 +#define POSIX_MADV_RANDOM 1 +#define POSIX_MADV_SEQUENTIAL 2 +#define POSIX_MADV_WILLNEED 3 +#define POSIX_MADV_DONTNEED 4 + +#if defined(_GNU_SOURCE) || defined(_BSD_SOURCE) +#define MADV_NORMAL 0 +#define MADV_RANDOM 1 +#define MADV_SEQUENTIAL 2 +#define MADV_WILLNEED 3 +#define MADV_DONTNEED 4 +#define MADV_FREE 8 +#define MADV_REMOVE 9 +#define MADV_DONTFORK 10 +#define MADV_DOFORK 11 +#define MADV_MERGEABLE 12 +#define MADV_UNMERGEABLE 13 +#define MADV_HUGEPAGE 14 +#define MADV_NOHUGEPAGE 15 +#define MADV_DONTDUMP 16 +#define MADV_DODUMP 17 +#define MADV_WIPEONFORK 18 +#define MADV_KEEPONFORK 19 +#define MADV_COLD 20 +#define MADV_PAGEOUT 21 +#define MADV_HWPOISON 100 +#define MADV_SOFT_OFFLINE 101 +#endif + +#ifdef _GNU_SOURCE +#define MREMAP_MAYMOVE 1 +#define MREMAP_FIXED 2 +#define MREMAP_DONTUNMAP 4 + +#define MLOCK_ONFAULT 0x01 + +#define MFD_CLOEXEC 0x0001U +#define MFD_ALLOW_SEALING 0x0002U +#define MFD_HUGETLB 0x0004U +#endif + +#include <bits/mman.h> + +void *mmap (void *, size_t, int, int, int, off_t); +int munmap (void *, size_t); + +int mprotect (void *, size_t, int); +int msync (void *, size_t, int); + +int posix_madvise (void *, size_t, int); + +int mlock (const void *, size_t); +int munlock (const void *, size_t); +int mlockall (int); +int munlockall (void); + +#ifdef _GNU_SOURCE +void *mremap (void *, size_t, size_t, int, ...); +int remap_file_pages (void *, size_t, int, size_t, int); +int memfd_create (const char *, unsigned); +int mlock2 (const void *, size_t, unsigned); +#endif + +#if defined(_GNU_SOURCE) || defined(_BSD_SOURCE) +int madvise (void *, size_t, int); +int mincore (void *, size_t, unsigned char *); +#endif + +int shm_open (const char *, int, mode_t); +int shm_unlink (const char *); + +#if defined(_LARGEFILE64_SOURCE) +#define mmap64 mmap +#define off64_t off_t +#endif + +#ifdef __cplusplus +} +#endif +#endif |