76 lines
2.8 KiB
C
76 lines
2.8 KiB
C
/*
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* Copyright (C) 2008 The Android Open Source Project
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* * Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* * Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in
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* the documentation and/or other materials provided with the
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* distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
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* FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
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* COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
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* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
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* BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS
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* OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
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* AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
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* OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT
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* OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*/
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#pragma once
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/**
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* @file sys/mount.h
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* @brief Mounting and unmounting filesystems.
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*/
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#include <sys/cdefs.h>
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#include <sys/ioctl.h>
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#include <linux/fs.h>
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__BEGIN_DECLS
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/** The umount2() flag to force unmounting. */
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#define MNT_FORCE 1
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/** The umount2() flag to lazy unmount. */
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#define MNT_DETACH 2
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/** The umount2() flag to mark a mount point as expired. */
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#define MNT_EXPIRE 4
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/** The umount2() flag to not dereference the mount point path if it's a symbolic link. */
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#define UMOUNT_NOFOLLOW 8
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/**
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* [mount(2)](http://man7.org/linux/man-pages/man2/mount.2.html) mounts the filesystem `source` at
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* the mount point `target`.
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*
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* Returns 0 on success, and returns -1 and sets `errno` on failure.
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*/
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int mount(const char* __BIONIC_COMPLICATED_NULLNESS __source, const char* _Nonnull __target, const char* __BIONIC_COMPLICATED_NULLNESS __fs_type, unsigned long __flags, const void* _Nullable __data);
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/**
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* [umount(2)](http://man7.org/linux/man-pages/man2/umount.2.html) unmounts the filesystem at
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* the given mount point.
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*
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* Returns 0 on success, and returns -1 and sets `errno` on failure.
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*/
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int umount(const char* _Nonnull __target);
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/**
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* [umount2(2)](http://man7.org/linux/man-pages/man2/umount2.2.html) unmounts the filesystem at
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* the given mount point, according to the supplied flags.
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*
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* Returns 0 on success, and returns -1 and sets `errno` on failure.
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*/
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int umount2(const char* _Nonnull __target, int __flags);
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__END_DECLS
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