src/basic/unit-file.h

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