Re: [Minios-devel] [UNIKRAFT PATCH v4 1/4] sys/mman.h: Import from musl

[Felipe Huici <Felipe.Huici@xxxxxxxxx>]

Hi Charalampos,

Thanks for this patch series, this patch looks good.

-- Felipe

Reviewed-by: Felipe Huici <felipe.huici@xxxxxxxxx>

On 20.09.19, 17:45, "Minios-devel on behalf of Charalampos Mainas" 
<minios-devel-bounces@xxxxxxxxxxxxxxxxxxxx on behalf of 
Charalampos.Mainas@xxxxxxxxx> wrote:

    Taken from musl as is.
    
    Signed-off-by: Charalampos Mainas <Charalampos.Mainas@xxxxxxxxx>
    ---
     lib/nolibc/musl-imported/include/sys/mman.h | 148 ++++++++++++++++++++
     1 file changed, 148 insertions(+)
     create mode 100644 lib/nolibc/musl-imported/include/sys/mman.h
    
    diff --git a/lib/nolibc/musl-imported/include/sys/mman.h 
b/lib/nolibc/musl-imported/include/sys/mman.h
    new file mode 100644
    index 00000000..d0761b18
    --- /dev/null
    +++ b/lib/nolibc/musl-imported/include/sys/mman.h
    @@ -0,0 +1,148 @@
    +#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_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_HWPOISON    100
    +#define MADV_SOFT_OFFLINE 101
    +#endif
    +
    +#ifdef _GNU_SOURCE
    +#define MREMAP_MAYMOVE 1
    +#define MREMAP_FIXED 2
    +
    +#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) || defined(_GNU_SOURCE)
    +#define mmap64 mmap
    +#define off64_t off_t
    +#endif
    +
    +#ifdef __cplusplus
    +}
    +#endif
    +#endif
    -- 
    2.17.1
    
    
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