LXR linux/security/apparmor/include/mount.h

   1/* SPDX-License-Identifier: GPL-2.0-only */
   2/*
   3 * AppArmor security module
   4 *
   5 * This file contains AppArmor file mediation function definitions.
   6 *
   7 * Copyright 2017 Canonical Ltd.
   8 */
   9
  10#ifndef __AA_MOUNT_H
  11#define __AA_MOUNT_H
  12
  13#include <linux/fs.h>
  14#include <linux/path.h>
  15
  16#include "domain.h"
  17#include "policy.h"
  18
  19/* mount perms */
  20#define AA_MAY_PIVOTROOT        0x01
  21#define AA_MAY_MOUNT            0x02
  22#define AA_MAY_UMOUNT           0x04
  23#define AA_AUDIT_DATA           0x40
  24#define AA_MNT_CONT_MATCH       0x40
  25
  26#define AA_MS_IGNORE_MASK (MS_KERNMOUNT | MS_NOSEC | MS_ACTIVE | MS_BORN)
  27
  28int aa_remount(struct aa_label *label, const struct path *path,
  29               unsigned long flags, void *data);
  30
  31int aa_bind_mount(struct aa_label *label, const struct path *path,
  32                  const char *old_name, unsigned long flags);
  33
  34
  35int aa_mount_change_type(struct aa_label *label, const struct path *path,
  36                         unsigned long flags);
  37
  38int aa_move_mount(struct aa_label *label, const struct path *path,
  39                  const char *old_name);
  40
  41int aa_new_mount(struct aa_label *label, const char *dev_name,
  42                 const struct path *path, const char *type, unsigned long flags,
  43                 void *data);
  44
  45int aa_umount(struct aa_label *label, struct vfsmount *mnt, int flags);
  46
  47int aa_pivotroot(struct aa_label *label, const struct path *old_path,
  48                 const struct path *new_path);
  49
  50#endif /* __AA_MOUNT_H */
  51