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The Android Open Source Projectc24a8e62009-03-03 19:28:42 -08001/*
2 * Copyright (C) 2007 The Android Open Source Project
3 *
4 * Licensed under the Apache License, Version 2.0 (the "License");
5 * you may not use this file except in compliance with the License.
6 * You may obtain a copy of the License at
7 *
8 * http://www.apache.org/licenses/LICENSE-2.0
9 *
10 * Unless required by applicable law or agreed to in writing, software
11 * distributed under the License is distributed on an "AS IS" BASIS,
12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13 * See the License for the specific language governing permissions and
14 * limitations under the License.
15 */
16
17#ifndef RECOVERY_ROOTS_H_
18#define RECOVERY_ROOTS_H_
19
Tao Bao3e18f2b2017-09-29 17:11:13 -070020#include <string>
21
Tao Baoac9d94d2016-11-03 11:37:15 -070022typedef struct fstab_rec Volume;
The Android Open Source Projectc24a8e62009-03-03 19:28:42 -080023
Doug Zongkercc8cd3f2010-09-20 12:16:13 -070024// Load and parse volume data from /etc/recovery.fstab.
25void load_volume_table();
The Android Open Source Projectc24a8e62009-03-03 19:28:42 -080026
Tao Bao3e18f2b2017-09-29 17:11:13 -070027// Return the Volume* record for this mount point (or nullptr).
28Volume* volume_for_mount_point(const std::string& mount_point);
The Android Open Source Projectc24a8e62009-03-03 19:28:42 -080029
Doug Zongkercc8cd3f2010-09-20 12:16:13 -070030// Make sure that the volume 'path' is on is mounted. Returns 0 on
31// success (volume is mounted).
32int ensure_path_mounted(const char* path);
The Android Open Source Projectc24a8e62009-03-03 19:28:42 -080033
Tao Baoabb8f772015-07-30 14:43:27 -070034// Similar to ensure_path_mounted, but allows one to specify the mount_point.
35int ensure_path_mounted_at(const char* path, const char* mount_point);
36
37// Make sure that the volume 'path' is on is unmounted. Returns 0 on
Doug Zongkercc8cd3f2010-09-20 12:16:13 -070038// success (volume is unmounted);
39int ensure_path_unmounted(const char* path);
The Android Open Source Projectc24a8e62009-03-03 19:28:42 -080040
Doug Zongkercc8cd3f2010-09-20 12:16:13 -070041// Reformat the given volume (must be the mount point only, eg
42// "/cache"), no paths permitted. Attempts to unmount the volume if
43// it is mounted.
44int format_volume(const char* volume);
The Android Open Source Projectc24a8e62009-03-03 19:28:42 -080045
Paul Lawrenced0db3372015-11-05 13:38:40 -080046// Reformat the given volume (must be the mount point only, eg
47// "/cache"), no paths permitted. Attempts to unmount the volume if
48// it is mounted.
49// Copies 'directory' to root of the newly formatted volume
50int format_volume(const char* volume, const char* directory);
51
Doug Zongker239ac6a2013-08-20 16:03:25 -070052// Ensure that all and only the volumes that packages expect to find
53// mounted (/tmp and /cache) are mounted. Returns 0 on success.
54int setup_install_mounts();
55
The Android Open Source Projectc24a8e62009-03-03 19:28:42 -080056#endif // RECOVERY_ROOTS_H_