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53e1b683 | 1 | /* SPDX-License-Identifier: LGPL-2.1+ */ |
e331e246 | 2 | /*** |
96b2fb93 | 3 | Copyright © 2015 Tom Gundersen |
e331e246 TG |
4 | ***/ |
5 | ||
b5efdb8a | 6 | #include "alloc-util.h" |
cf0fbc49 | 7 | #include "bus-util.h" |
e331e246 | 8 | #include "networkd-link.h" |
23f53b99 | 9 | #include "networkd-manager.h" |
6bedfcbb | 10 | #include "parse-util.h" |
cf0fbc49 | 11 | #include "strv.h" |
e331e246 TG |
12 | |
13 | static BUS_DEFINE_PROPERTY_GET_ENUM(property_get_operational_state, link_operstate, LinkOperationalState); | |
14 | static BUS_DEFINE_PROPERTY_GET_ENUM(property_get_administrative_state, link_state, LinkState); | |
15 | ||
16 | const sd_bus_vtable link_vtable[] = { | |
17 | SD_BUS_VTABLE_START(0), | |
18 | ||
19 | SD_BUS_PROPERTY("OperationalState", "s", property_get_operational_state, offsetof(Link, operstate), SD_BUS_VTABLE_PROPERTY_EMITS_CHANGE), | |
20 | SD_BUS_PROPERTY("AdministrativeState", "s", property_get_administrative_state, offsetof(Link, state), SD_BUS_VTABLE_PROPERTY_EMITS_CHANGE), | |
21 | ||
22 | SD_BUS_VTABLE_END | |
23 | }; | |
24 | ||
25 | static char *link_bus_path(Link *link) { | |
c8f5edea | 26 | _cleanup_free_ char *ifindex = NULL; |
e331e246 | 27 | char *p; |
c8f5edea | 28 | int r; |
e331e246 TG |
29 | |
30 | assert(link); | |
31 | assert(link->ifindex > 0); | |
32 | ||
c8f5edea TG |
33 | if (asprintf(&ifindex, "%d", link->ifindex) < 0) |
34 | return NULL; | |
35 | ||
36 | r = sd_bus_path_encode("/org/freedesktop/network1/link", ifindex, &p); | |
37 | if (r < 0) | |
02f50053 | 38 | return NULL; |
e331e246 TG |
39 | |
40 | return p; | |
41 | } | |
42 | ||
43 | int link_node_enumerator(sd_bus *bus, const char *path, void *userdata, char ***nodes, sd_bus_error *error) { | |
44 | _cleanup_strv_free_ char **l = NULL; | |
45 | Manager *m = userdata; | |
fdb90ac6 | 46 | unsigned c = 0; |
e331e246 TG |
47 | Link *link; |
48 | Iterator i; | |
e331e246 TG |
49 | |
50 | assert(bus); | |
51 | assert(path); | |
52 | assert(m); | |
53 | assert(nodes); | |
54 | ||
fdb90ac6 LP |
55 | l = new0(char*, hashmap_size(m->links) + 1); |
56 | if (!l) | |
57 | return -ENOMEM; | |
58 | ||
e331e246 TG |
59 | HASHMAP_FOREACH(link, m->links, i) { |
60 | char *p; | |
61 | ||
62 | p = link_bus_path(link); | |
63 | if (!p) | |
64 | return -ENOMEM; | |
65 | ||
fdb90ac6 | 66 | l[c++] = p; |
e331e246 TG |
67 | } |
68 | ||
fdb90ac6 | 69 | l[c] = NULL; |
ae2a15bc | 70 | *nodes = TAKE_PTR(l); |
e331e246 TG |
71 | |
72 | return 1; | |
73 | } | |
74 | ||
75 | int link_object_find(sd_bus *bus, const char *path, const char *interface, void *userdata, void **found, sd_bus_error *error) { | |
c8f5edea | 76 | _cleanup_free_ char *identifier = NULL; |
e331e246 TG |
77 | Manager *m = userdata; |
78 | Link *link; | |
79 | int ifindex, r; | |
80 | ||
81 | assert(bus); | |
82 | assert(path); | |
83 | assert(interface); | |
84 | assert(m); | |
85 | assert(found); | |
86 | ||
c8f5edea | 87 | r = sd_bus_path_decode(path, "/org/freedesktop/network1/link", &identifier); |
a7f6e7e8 | 88 | if (r <= 0) |
c8f5edea TG |
89 | return 0; |
90 | ||
6ad623a3 | 91 | r = parse_ifindex(identifier, &ifindex); |
1c111814 | 92 | if (r < 0) |
e331e246 TG |
93 | return 0; |
94 | ||
95 | r = link_get(m, ifindex, &link); | |
96 | if (r < 0) | |
97 | return 0; | |
98 | ||
99 | *found = link; | |
100 | ||
101 | return 1; | |
102 | } | |
103 | ||
104 | int link_send_changed(Link *link, const char *property, ...) { | |
105 | _cleanup_free_ char *p = NULL; | |
106 | char **l; | |
107 | ||
108 | assert(link); | |
109 | assert(link->manager); | |
110 | ||
4852e159 TG |
111 | if (!link->manager->bus) |
112 | return 0; /* replace with assert when we have kdbus */ | |
113 | ||
e331e246 TG |
114 | l = strv_from_stdarg_alloca(property); |
115 | ||
116 | p = link_bus_path(link); | |
117 | if (!p) | |
118 | return -ENOMEM; | |
119 | ||
120 | return sd_bus_emit_properties_changed_strv( | |
121 | link->manager->bus, | |
122 | p, | |
123 | "org.freedesktop.network1.Link", | |
124 | l); | |
125 | } |