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/*
* Copyright (C) 2012 The Android Open Source Project
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#ifndef __CORE_FS_MGR_H
#define __CORE_FS_MGR_H
#include <stdint.h>
#include <linux/dm-ioctl.h>
#ifdef __cplusplus
extern "C" {
#endif
/*
* The entries must be kept in the same order as they were seen in the fstab.
* Unless explicitly requested, a lookup on mount point should always
* return the 1st one.
*/
struct fstab {
int num_entries;
struct fstab_rec *recs;
char *fstab_filename;
};
struct fstab_rec {
char *blk_device;
char *mount_point;
char *fs_type;
unsigned long flags;
char *fs_options;
int fs_mgr_flags;
char *key_loc;
char *verity_loc;
long long length;
char *label;
int partnum;
int swap_prio;
unsigned int zram_size;
};
struct fstab *fs_mgr_read_fstab(const char *fstab_path);
void fs_mgr_free_fstab(struct fstab *fstab);
#define FS_MGR_MNTALL_DEV_NEEDS_RECOVERY 3
#define FS_MGR_MNTALL_DEV_NEEDS_ENCRYPTION 2
#define FS_MGR_MNTALL_DEV_MIGHT_BE_ENCRYPTED 1
#define FS_MGR_MNTALL_DEV_NOT_ENCRYPTED 0
int fs_mgr_mount_all(struct fstab *fstab);
#define FS_MGR_DOMNT_FAILED -1
#define FS_MGR_DOMNT_BUSY -2
int fs_mgr_do_mount(struct fstab *fstab, char *n_name, char *n_blk_device,
char *tmp_mount_point);
int fs_mgr_do_tmpfs_mount(char *n_name);
int fs_mgr_unmount_all(struct fstab *fstab);
int fs_mgr_get_crypt_info(struct fstab *fstab, char *key_loc,
char *real_blk_device, int size);
int fs_mgr_add_entry(struct fstab *fstab,
const char *mount_point, const char *fs_type,
const char *blk_device);
struct fstab_rec *fs_mgr_get_entry_for_mount_point(struct fstab *fstab, const char *path);
int fs_mgr_is_voldmanaged(struct fstab_rec *fstab);
int fs_mgr_is_nonremovable(struct fstab_rec *fstab);
int fs_mgr_is_encryptable(struct fstab_rec *fstab);
int fs_mgr_is_noemulatedsd(struct fstab_rec *fstab);
int fs_mgr_swapon_all(struct fstab *fstab);
#ifdef __cplusplus
}
#endif
#endif /* __CORE_FS_MGR_H */
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