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db9ecf05 | 1 | /* SPDX-License-Identifier: LGPL-2.1-or-later */ |
0ef6f454 LP |
2 | #pragma once |
3 | ||
dc8bc9ad YW |
4 | #include "sd-device.h" |
5 | ||
5ebd3fc3 | 6 | #include "device-private.h" |
57fa1d09 TG |
7 | #include "hashmap.h" |
8 | #include "set.h" | |
dc5042c0 | 9 | #include "time-util.h" |
57fa1d09 TG |
10 | |
11 | struct sd_device { | |
cf4b2f99 | 12 | unsigned n_ref; |
57fa1d09 | 13 | |
11c49e6d ZJS |
14 | int watch_handle; |
15 | ||
57fa1d09 | 16 | sd_device *parent; |
57fa1d09 TG |
17 | |
18 | OrderedHashmap *properties; | |
19 | Iterator properties_iterator; | |
20 | uint64_t properties_generation; /* changes whenever the properties are changed */ | |
21 | uint64_t properties_iterator_generation; /* generation when iteration was started */ | |
22 | ||
13e785f7 | 23 | /* the subset of the properties that should be written to the db */ |
57fa1d09 TG |
24 | OrderedHashmap *properties_db; |
25 | ||
26 | Hashmap *sysattr_values; /* cached sysattr values */ | |
27 | ||
28 | Set *sysattrs; /* names of sysattrs */ | |
29 | Iterator sysattrs_iterator; | |
57fa1d09 | 30 | |
e77b146f LP |
31 | Set *all_tags, *current_tags; |
32 | Iterator all_tags_iterator, current_tags_iterator; | |
33 | uint64_t all_tags_iterator_generation, current_tags_iterator_generation; /* generation when iteration was started */ | |
57fa1d09 | 34 | uint64_t tags_generation; /* changes whenever the tags are changed */ |
57fa1d09 TG |
35 | |
36 | Set *devlinks; | |
37 | Iterator devlinks_iterator; | |
38 | uint64_t devlinks_generation; /* changes whenever the devlinks are changed */ | |
39 | uint64_t devlinks_iterator_generation; /* generation when iteration was started */ | |
57fa1d09 TG |
40 | int devlink_priority; |
41 | ||
11c49e6d ZJS |
42 | int ifindex; |
43 | char *devtype; | |
44 | char *devname; | |
45 | dev_t devnum; | |
46 | ||
57fa1d09 TG |
47 | char **properties_strv; /* the properties hashmap as a strv */ |
48 | uint8_t *properties_nulstr; /* the same as a nulstr */ | |
49 | size_t properties_nulstr_len; | |
57fa1d09 TG |
50 | |
51 | char *syspath; | |
52 | const char *devpath; | |
53 | const char *sysnum; | |
54 | char *sysname; | |
57fa1d09 TG |
55 | |
56 | char *subsystem; | |
de7e983e | 57 | char *driver_subsystem; /* only set for the 'drivers' subsystem */ |
57fa1d09 | 58 | char *driver; |
57fa1d09 TG |
59 | |
60 | char *id_filename; | |
61 | ||
57fa1d09 TG |
62 | uint64_t usec_initialized; |
63 | ||
64 | mode_t devmode; | |
65 | uid_t devuid; | |
66 | gid_t devgid; | |
67 | ||
5ebd3fc3 YW |
68 | /* only set when device is passed through netlink */ |
69 | DeviceAction action; | |
70 | uint64_t seqnum; | |
71 | ||
11c49e6d ZJS |
72 | bool parent_set:1; /* no need to try to reload parent */ |
73 | bool sysattrs_read:1; /* don't try to re-read sysattrs once read */ | |
e77b146f | 74 | bool property_tags_outdated:1; /* need to update TAGS= or CURRENT_TAGS= property */ |
11c49e6d ZJS |
75 | bool property_devlinks_outdated:1; /* need to update DEVLINKS= property */ |
76 | bool properties_buf_outdated:1; /* need to reread hashmap */ | |
77 | bool sysname_set:1; /* don't reread sysname */ | |
78 | bool subsystem_set:1; /* don't reread subsystem */ | |
79 | bool driver_subsystem_set:1; /* don't reread subsystem */ | |
80 | bool driver_set:1; /* don't reread driver */ | |
81 | bool uevent_loaded:1; /* don't reread uevent */ | |
57fa1d09 TG |
82 | bool db_loaded; /* don't reread db */ |
83 | ||
11c49e6d ZJS |
84 | bool is_initialized:1; |
85 | bool sealed:1; /* don't read more information from uevent/db */ | |
86 | bool db_persist:1; /* don't clean up the db when switching from initrd to real root */ | |
57fa1d09 TG |
87 | }; |
88 | ||
57fa1d09 TG |
89 | int device_new_aux(sd_device **ret); |
90 | int device_add_property_aux(sd_device *device, const char *key, const char *value, bool db); | |
91 | int device_add_property_internal(sd_device *device, const char *key, const char *value); | |
92 | int device_read_uevent_file(sd_device *device); | |
93 | ||
94 | int device_set_syspath(sd_device *device, const char *_syspath, bool verify); | |
95 | int device_set_ifindex(sd_device *device, const char *ifindex); | |
96 | int device_set_devmode(sd_device *device, const char *devmode); | |
fe20121a ZJS |
97 | int device_set_devname(sd_device *device, const char *devname); |
98 | int device_set_devtype(sd_device *device, const char *devtype); | |
57fa1d09 TG |
99 | int device_set_devnum(sd_device *device, const char *major, const char *minor); |
100 | int device_set_subsystem(sd_device *device, const char *_subsystem); | |
101 | int device_set_driver(sd_device *device, const char *_driver); | |
dc5042c0 | 102 | int device_set_usec_initialized(sd_device *device, usec_t when); |