85 lines
3.1 KiB
C
85 lines
3.1 KiB
C
/*-*- Mode: C; c-basic-offset: 8; indent-tabs-mode: nil -*-*/
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/***
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This file is part of systemd.
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Copyright 2010 Lennart Poettering
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Copyright 2010 Maarten Lankhorst
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systemd is free software; you can redistribute it and/or modify it
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under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 2 of the License, or
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(at your option) any later version.
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systemd is distributed in the hope that it will be useful, but
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WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with systemd; If not, see <http://www.gnu.org/licenses/>.
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***/
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#include <errno.h>
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#include "dbus-unit.h"
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#include "dbus-swap.h"
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#define BUS_SWAP_INTERFACE \
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" <interface name=\"org.freedesktop.systemd1.Swap\">\n" \
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" <property name=\"What\" type=\"s\" access=\"read\"/>\n" \
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" <property name=\"Priority\" type=\"i\" access=\"read\"/>\n" \
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" </interface>\n"
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#define INTROSPECTION \
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DBUS_INTROSPECT_1_0_XML_DOCTYPE_DECL_NODE \
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"<node>\n" \
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BUS_UNIT_INTERFACE \
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BUS_SWAP_INTERFACE \
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BUS_PROPERTIES_INTERFACE \
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BUS_PEER_INTERFACE \
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BUS_INTROSPECTABLE_INTERFACE \
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"</node>\n"
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const char bus_swap_interface[] = BUS_SWAP_INTERFACE;
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const char bus_swap_invalidating_properties[] =
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"What\0"
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"Priority\0"
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"\0";
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static int bus_swap_append_priority(Manager *m, DBusMessageIter *i, const char *property, void *data) {
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Swap *s = data;
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dbus_int32_t j;
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assert(m);
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assert(i);
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assert(property);
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assert(s);
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if (s->from_proc_swaps)
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j = s->parameters_proc_swaps.priority;
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else if (s->from_fragment)
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j = s->parameters_fragment.priority;
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else if (s->from_etc_fstab)
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j = s->parameters_etc_fstab.priority;
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else
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j = -1;
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if (!dbus_message_iter_append_basic(i, DBUS_TYPE_INT32, &j))
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return -ENOMEM;
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return 0;
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}
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DBusHandlerResult bus_swap_message_handler(Unit *u, DBusConnection *c, DBusMessage *message) {
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const BusProperty properties[] = {
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BUS_UNIT_PROPERTIES,
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{ "org.freedesktop.systemd1.Swap", "What", bus_property_append_string, "s", u->swap.what },
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{ "org.freedesktop.systemd1.Swap", "Priority", bus_swap_append_priority, "i", u },
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{ NULL, NULL, NULL, NULL, NULL }
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};
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return bus_default_message_handler(u->meta.manager, c, message, INTROSPECTION, properties);
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}
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