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/*-*- Mode: C; c-basic-offset: 8; indent-tabs-mode: nil -*-*/
/***
This file is part of systemd.
Copyright 2010 Lennart Poettering
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-timer.h"
#include "dbus-execute.h"
#include "dbus-common.h"
#define BUS_TIMER_INTERFACE \
" <interface name=\"org.freedesktop.systemd1.Timer\">\n" \
" <property name=\"Unit\" type=\"s\" access=\"read\"/>\n" \
" <property name=\"Timers\" type=\"a(stt)\" access=\"read\"/>\n" \
" <property name=\"NextElapseUSec\" type=\"t\" access=\"read\"/>\n" \
" </interface>\n"
#define INTROSPECTION \
DBUS_INTROSPECT_1_0_XML_DOCTYPE_DECL_NODE \
"<node>\n" \
BUS_UNIT_INTERFACE \
BUS_TIMER_INTERFACE \
BUS_PROPERTIES_INTERFACE \
BUS_PEER_INTERFACE \
BUS_INTROSPECTABLE_INTERFACE \
"</node>\n"
#define INTERFACES_LIST \
BUS_UNIT_INTERFACES_LIST \
"org.freedesktop.systemd1.Timer\0"
const char bus_timer_interface[] _introspect_("Timer") = BUS_TIMER_INTERFACE;
const char bus_timer_invalidating_properties[] =
"Timers\0"
"NextElapseUSec\0";
static int bus_timer_append_timers(DBusMessageIter *i, const char *property, void *data) {
Timer *p = data;
DBusMessageIter sub, sub2;
TimerValue *k;
assert(i);
assert(property);
assert(p);
if (!dbus_message_iter_open_container(i, DBUS_TYPE_ARRAY, "(stt)", &sub))
return -ENOMEM;
LIST_FOREACH(value, k, p->values) {
char *buf;
const char *t;
size_t l;
bool b;
t = timer_base_to_string(k->base);
assert(endswith(t, "Sec"));
/* s/Sec/USec/ */
l = strlen(t);
if (!(buf = new(char, l+2)))
return -ENOMEM;
memcpy(buf, t, l-3);
memcpy(buf+l-3, "USec", 5);
b = dbus_message_iter_open_container(&sub, DBUS_TYPE_STRUCT, NULL, &sub2) &&
dbus_message_iter_append_basic(&sub2, DBUS_TYPE_STRING, &buf) &&
dbus_message_iter_append_basic(&sub2, DBUS_TYPE_UINT64, &k->value) &&
dbus_message_iter_append_basic(&sub2, DBUS_TYPE_UINT64, &k->next_elapse) &&
dbus_message_iter_close_container(&sub, &sub2);
free(buf);
if (!b)
return -ENOMEM;
}
if (!dbus_message_iter_close_container(i, &sub))
return -ENOMEM;
return 0;
}
static int bus_timer_append_unit(DBusMessageIter *i, const char *property, void *data) {
Unit *u = data;
const char *t;
assert(i);
assert(property);
assert(u);
t = UNIT_DEREF(u->timer.unit) ? UNIT_DEREF(u->timer.unit)->meta.id : "";
return dbus_message_iter_append_basic(i, DBUS_TYPE_STRING, &t) ? 0 : -ENOMEM;
}
DBusHandlerResult bus_timer_message_handler(Unit *u, DBusConnection *c, DBusMessage *message) {
const BusProperty properties[] = {
BUS_UNIT_PROPERTIES,
{ "org.freedesktop.systemd1.Timer", "Unit", bus_timer_append_unit, "s", u },
{ "org.freedesktop.systemd1.Timer", "Timers", bus_timer_append_timers, "a(stt)", u },
{ "org.freedesktop.systemd1.Timer", "NextElapseUSec", bus_property_append_usec, "t", &u->timer.next_elapse },
{ NULL, NULL, NULL, NULL, NULL }
};
return bus_default_message_handler(c, message, INTROSPECTION, INTERFACES_LIST, properties);
}
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