dbus-swap.c revision e99e38bbdcca3fe5956823bdb3d38544ccf93221
/*-*- Mode: C; c-basic-offset: 8 -*-*/
/***
This file is part of systemd.
Copyright 2010 Lennart Poettering
Copyright 2010 Maarten Lankhorst
systemd is free software; you can redistribute it and/or modify it
under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 2 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
General Public License for more details.
You should have received a copy of the GNU General Public License
along with systemd; If not, see <http://www.gnu.org/licenses/>.
***/
#include <errno.h>
#include "dbus-unit.h"
#include "dbus-swap.h"
static const char introspection[] =
DBUS_INTROSPECT_1_0_XML_DOCTYPE_DECL_NODE
"<node>"
BUS_UNIT_INTERFACE
BUS_PROPERTIES_INTERFACE
" <interface name=\"org.freedesktop.systemd1.Swap\">"
" <property name=\"What\" type=\"s\" access=\"read\"/>"
" <property name=\"Priority\" type=\"i\" access=\"read\"/>"
" </interface>"
BUS_INTROSPECTABLE_INTERFACE
"</node>";
static int bus_swap_append_priority(Manager *m, DBusMessageIter *i, const char *property, void *data) {
Swap *s = data;
dbus_int32_t j;
assert(m);
assert(i);
assert(property);
assert(s);
if (s->from_proc_swaps)
j = s->parameters_proc_swaps.priority;
else if (s->from_fragment)
j = s->parameters_fragment.priority;
else if (s->from_etc_fstab)
j = s->parameters_etc_fstab.priority;
else
j = -1;
if (!dbus_message_iter_append_basic(i, DBUS_TYPE_INT32, &j))
return -ENOMEM;
return 0;
}
DBusHandlerResult bus_swap_message_handler(Unit *u, DBusMessage *message) {
const BusProperty properties[] = {
BUS_UNIT_PROPERTIES,
{ "org.freedesktop.systemd1.Swap", "What", bus_property_append_string, "s", u->swap.what },
{ "org.freedesktop.systemd1.Swap", "Priority", bus_swap_append_priority, "i", u },
{ NULL, NULL, NULL, NULL, NULL }
};
return bus_default_message_handler(u->meta.manager, message, introspection, properties);
}