1 /* SPDX-License-Identifier: LGPL-2.1-or-later */
2 #pragma once
3 
4 #include <stdbool.h>
5 
6 #include "hashmap.h"
7 #include "path-lookup.h"
8 #include "time-util.h"
9 #include "unit-name.h"
10 
11 typedef enum UnitFileState UnitFileState;
12 
13 enum UnitFileState {
14         UNIT_FILE_ENABLED,
15         UNIT_FILE_ENABLED_RUNTIME,
16         UNIT_FILE_LINKED,
17         UNIT_FILE_LINKED_RUNTIME,
18         UNIT_FILE_ALIAS,
19         UNIT_FILE_MASKED,
20         UNIT_FILE_MASKED_RUNTIME,
21         UNIT_FILE_STATIC,
22         UNIT_FILE_DISABLED,
23         UNIT_FILE_INDIRECT,
24         UNIT_FILE_GENERATED,
25         UNIT_FILE_TRANSIENT,
26         UNIT_FILE_BAD,
27         _UNIT_FILE_STATE_MAX,
28         _UNIT_FILE_STATE_INVALID = -EINVAL,
29 };
30 
31 bool unit_type_may_alias(UnitType type) _const_;
32 bool unit_type_may_template(UnitType type) _const_;
33 
34 int unit_symlink_name_compatible(const char *symlink, const char *target, bool instance_propagation);
35 int unit_validate_alias_symlink_or_warn(int log_level, const char *filename, const char *target);
36 
37 bool lookup_paths_timestamp_hash_same(const LookupPaths *lp, uint64_t timestamp_hash, uint64_t *ret_new);
38 
39 int unit_file_resolve_symlink(
40                 const char *root_dir,
41                 char **search_path,
42                 const char *dir,
43                 int dirfd,
44                 const char *filename,
45                 bool resolve_destination_target,
46                 char **ret_destination);
47 
48 int unit_file_build_name_map(
49                 const LookupPaths *lp,
50                 uint64_t *cache_timestamp_hash,
51                 Hashmap **unit_ids_map,
52                 Hashmap **unit_names_map,
53                 Set **path_cache);
54 
55 int unit_file_find_fragment(
56                 Hashmap *unit_ids_map,
57                 Hashmap *unit_name_map,
58                 const char *unit_name,
59                 const char **ret_fragment_path,
60                 Set **ret_names);
61 
62 const char* runlevel_to_target(const char *rl);
63