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/***
This file is part of systemd.
Copyright 2015 Tom Gundersen
systemd is free software; you can redistribute it and/or modify it
under the terms of the GNU Lesser General Public License as published by
the Free Software Foundation; either version 2.1 of the License, or
(at your option) any later version.
systemd is distributed in the hope that it will be useful, but
WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
Lesser General Public License for more details.
You should have received a copy of the GNU Lesser General Public License
along with systemd; If not, see <http://www.gnu.org/licenses/>.
***/
#include "alloc-util.h"
#include "bus-util.h"
#include "networkd-link.h"
#include "networkd-manager.h"
#include "parse-util.h"
#include "strv.h"
static BUS_DEFINE_PROPERTY_GET_ENUM(property_get_operational_state, link_operstate, LinkOperationalState);
static BUS_DEFINE_PROPERTY_GET_ENUM(property_get_administrative_state, link_state, LinkState);
const sd_bus_vtable link_vtable[] = {
SD_BUS_VTABLE_START(0),
SD_BUS_PROPERTY("OperationalState", "s", property_get_operational_state, offsetof(Link, operstate), SD_BUS_VTABLE_PROPERTY_EMITS_CHANGE),
SD_BUS_PROPERTY("AdministrativeState", "s", property_get_administrative_state, offsetof(Link, state), SD_BUS_VTABLE_PROPERTY_EMITS_CHANGE),
SD_BUS_VTABLE_END
};
static char *link_bus_path(Link *link) {
_cleanup_free_ char *ifindex = NULL;
char *p;
int r;
assert(link);
assert(link->ifindex > 0);
if (asprintf(&ifindex, "%d", link->ifindex) < 0)
return NULL;
r = sd_bus_path_encode("/org/freedesktop/network1/link", ifindex, &p);
if (r < 0)
return NULL;
return p;
}
int link_node_enumerator(sd_bus *bus, const char *path, void *userdata, char ***nodes, sd_bus_error *error) {
_cleanup_strv_free_ char **l = NULL;
Manager *m = userdata;
unsigned c = 0;
Link *link;
Iterator i;
assert(bus);
assert(path);
assert(m);
assert(nodes);
l = new0(char*, hashmap_size(m->links) + 1);
if (!l)
return -ENOMEM;
HASHMAP_FOREACH(link, m->links, i) {
char *p;
p = link_bus_path(link);
if (!p)
return -ENOMEM;
l[c++] = p;
}
l[c] = NULL;
*nodes = l;
l = NULL;
return 1;
}
int link_object_find(sd_bus *bus, const char *path, const char *interface, void *userdata, void **found, sd_bus_error *error) {
_cleanup_free_ char *identifier = NULL;
Manager *m = userdata;
Link *link;
int ifindex, r;
assert(bus);
assert(path);
assert(interface);
assert(m);
assert(found);
r = sd_bus_path_decode(path, "/org/freedesktop/network1/link", &identifier);
if (r <= 0)
return 0;
r = parse_ifindex(identifier, &ifindex);
if (r < 0)
return 0;
r = link_get(m, ifindex, &link);
if (r < 0)
return 0;
*found = link;
return 1;
}
int link_send_changed(Link *link, const char *property, ...) {
_cleanup_free_ char *p = NULL;
char **l;
assert(link);
assert(link->manager);
if (!link->manager->bus)
return 0; /* replace with assert when we have kdbus */
l = strv_from_stdarg_alloca(property);
p = link_bus_path(link);
if (!p)
return -ENOMEM;
return sd_bus_emit_properties_changed_strv(
link->manager->bus,
p,
"org.freedesktop.network1.Link",
l);
}
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