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70a5db58 LP |
1 | /* SPDX-License-Identifier: LGPL-2.1+ */ |
2 | #pragma once | |
3 | ||
4 | #include <linux/fs.h> | |
5 | #include <sys/vfs.h> | |
6 | ||
7 | #include "sd-id128.h" | |
8 | ||
9 | #include "loop-util.h" | |
10 | #include "user-record.h" | |
11 | #include "user-record-util.h" | |
12 | ||
13 | typedef struct HomeSetup { | |
14 | char *dm_name; | |
15 | char *dm_node; | |
16 | ||
17 | LoopDevice *loop; | |
18 | struct crypt_device *crypt_device; | |
19 | int root_fd; | |
28a7f106 | 20 | int image_fd; |
70a5db58 LP |
21 | sd_id128_t found_partition_uuid; |
22 | sd_id128_t found_luks_uuid; | |
23 | sd_id128_t found_fs_uuid; | |
24 | ||
25 | uint8_t fscrypt_key_descriptor[FS_KEY_DESCRIPTOR_SIZE]; | |
26 | ||
27 | void *volume_key; | |
28 | size_t volume_key_size; | |
29 | ||
30 | bool undo_dm; | |
31 | bool undo_mount; | |
28a7f106 LP |
32 | bool do_offline_fitrim; |
33 | bool do_offline_fallocate; | |
70a5db58 LP |
34 | |
35 | uint64_t partition_offset; | |
36 | uint64_t partition_size; | |
37 | } HomeSetup; | |
38 | ||
7b78db28 LP |
39 | typedef struct PasswordCache { |
40 | /* Decoding passwords from security tokens is expensive and typically requires user interaction, hence cache any we already figured out. */ | |
41 | char **pkcs11_passwords; | |
42 | char **fido2_passwords; | |
43 | } PasswordCache; | |
44 | ||
45 | void password_cache_free(PasswordCache *cache); | |
46 | ||
70a5db58 LP |
47 | #define HOME_SETUP_INIT \ |
48 | { \ | |
49 | .root_fd = -1, \ | |
28a7f106 | 50 | .image_fd = -1, \ |
70a5db58 LP |
51 | .partition_offset = UINT64_MAX, \ |
52 | .partition_size = UINT64_MAX, \ | |
53 | } | |
54 | ||
55 | int home_setup_undo(HomeSetup *setup); | |
56 | ||
7b78db28 | 57 | int home_prepare(UserRecord *h, bool already_activated, PasswordCache *cache, HomeSetup *setup, UserRecord **ret_header_home); |
70a5db58 | 58 | |
7b78db28 | 59 | int home_refresh(UserRecord *h, HomeSetup *setup, UserRecord *header_home, PasswordCache *cache, struct statfs *ret_statfs, UserRecord **ret_new_home); |
70a5db58 LP |
60 | |
61 | int home_populate(UserRecord *h, int dir_fd); | |
62 | ||
7b78db28 | 63 | int home_load_embedded_identity(UserRecord *h, int root_fd, UserRecord *header_home, UserReconcileMode mode, PasswordCache *cache, UserRecord **ret_embedded_home, UserRecord **ret_new_home); |
70a5db58 LP |
64 | int home_store_embedded_identity(UserRecord *h, int root_fd, uid_t uid, UserRecord *old_home); |
65 | int home_extend_embedded_identity(UserRecord *h, UserRecord *used, HomeSetup *setup); | |
66 | ||
7b78db28 | 67 | int user_record_authenticate(UserRecord *h, UserRecord *secret, PasswordCache *cache, bool strict_verify); |
70a5db58 LP |
68 | |
69 | int home_sync_and_statfs(int root_fd, struct statfs *ret); |