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126 lines
4.7 KiB
C
126 lines
4.7 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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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-timer.h"
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#include "dbus-execute.h"
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#include "dbus-common.h"
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#define BUS_TIMER_INTERFACE \
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" <interface name=\"org.freedesktop.systemd1.Timer\">\n" \
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" <property name=\"Unit\" type=\"s\" access=\"read\"/>\n" \
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" <property name=\"Timers\" type=\"a(stt)\" access=\"read\"/>\n" \
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" <property name=\"NextElapseUSec\" type=\"t\" 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_TIMER_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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#define INTERFACES_LIST \
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BUS_UNIT_INTERFACES_LIST \
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"org.freedesktop.systemd1.Timer\0"
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const char bus_timer_interface[] _introspect_("Timer") = BUS_TIMER_INTERFACE;
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const char bus_timer_invalidating_properties[] =
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"Timers\0"
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"NextElapseUSec\0";
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static int bus_timer_append_timers(DBusMessageIter *i, const char *property, void *data) {
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Timer *p = data;
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DBusMessageIter sub, sub2;
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TimerValue *k;
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assert(i);
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assert(property);
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assert(p);
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if (!dbus_message_iter_open_container(i, DBUS_TYPE_ARRAY, "(stt)", &sub))
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return -ENOMEM;
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LIST_FOREACH(value, k, p->values) {
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char *buf;
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const char *t;
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size_t l;
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bool b;
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t = timer_base_to_string(k->base);
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assert(endswith(t, "Sec"));
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/* s/Sec/USec/ */
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l = strlen(t);
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if (!(buf = new(char, l+2)))
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return -ENOMEM;
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memcpy(buf, t, l-3);
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memcpy(buf+l-3, "USec", 5);
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b = dbus_message_iter_open_container(&sub, DBUS_TYPE_STRUCT, NULL, &sub2) &&
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dbus_message_iter_append_basic(&sub2, DBUS_TYPE_STRING, &buf) &&
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dbus_message_iter_append_basic(&sub2, DBUS_TYPE_UINT64, &k->value) &&
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dbus_message_iter_append_basic(&sub2, DBUS_TYPE_UINT64, &k->next_elapse) &&
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dbus_message_iter_close_container(&sub, &sub2);
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free(buf);
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if (!b)
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return -ENOMEM;
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}
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if (!dbus_message_iter_close_container(i, &sub))
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return -ENOMEM;
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return 0;
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}
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static int bus_timer_append_unit(DBusMessageIter *i, const char *property, void *data) {
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Unit *u = data;
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const char *t;
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assert(i);
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assert(property);
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assert(u);
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t = u->timer.unit ? u->timer.unit->meta.id : "";
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return dbus_message_iter_append_basic(i, DBUS_TYPE_STRING, &t) ? 0 : -ENOMEM;
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}
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DBusHandlerResult bus_timer_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.Timer", "Unit", bus_timer_append_unit, "s", u },
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{ "org.freedesktop.systemd1.Timer", "Timers", bus_timer_append_timers, "a(stt)", u },
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{ "org.freedesktop.systemd1.Timer", "NextElapseUSec", bus_property_append_usec, "t", &u->timer.next_elapse },
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{ NULL, NULL, NULL, NULL, NULL }
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};
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return bus_default_message_handler(c, message, INTROSPECTION, INTERFACES_LIST, properties);
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}
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