bus-util.h revision a1da85830bfaa77b9eb9c54693e5573559c97e50
/*-*- Mode: C; c-basic-offset: 8; indent-tabs-mode: nil -*-*/
#pragma once
/***
This file is part of systemd.
Copyright 2013 Lennart Poettering
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 "sd-event.h"
#include "sd-bus.h"
#include "hashmap.h"
#include "time-util.h"
#include "util.h"
int bus_async_unregister_and_quit(sd_event *e, sd_bus *bus, const char *name);
int bus_event_loop_with_idle(sd_event *e, sd_bus *bus, const char *name, usec_t timeout);
int bus_property_get_tristate(sd_bus *bus, const char *path, const char *interface, const char *property, sd_bus_message *reply, sd_bus_error *error, void *userdata);
int bus_verify_polkit(sd_bus *bus, sd_bus_message *m, const char *action, bool interactive, bool *_challenge, sd_bus_error *e);
int bus_verify_polkit_async(sd_bus *bus, Hashmap **registry, sd_bus_message *m, const char *action, bool interactive, sd_bus_error *error, sd_bus_message_handler_t callback, void *userdata);
void bus_verify_polkit_async_registry_free(sd_bus *bus, Hashmap *registry);
int bus_connect_system(sd_bus **_bus);
int bus_connect_system_ssh(const char *host, sd_bus **_bus);
int bus_generic_print_property(const char *name, sd_bus_message *property, bool all);
DEFINE_TRIVIAL_CLEANUP_FUNC(sd_bus*, sd_bus_unref);
DEFINE_TRIVIAL_CLEANUP_FUNC(sd_bus_message*, sd_bus_message_unref);
#define _cleanup_bus_unref_ _cleanup_(sd_bus_unrefp)
#define _cleanup_bus_message_unref_ _cleanup_(sd_bus_message_unrefp)
#define _cleanup_bus_error_free_ _cleanup_(sd_bus_error_free)
#define BUS_DEFINE_PROPERTY_GET_ENUM(function, name, type) \
int function(sd_bus *bus, \
const char *path, \
const char *interface, \
const char *property, \
sd_bus_message *reply, \
sd_bus_error *error, \
void *userdata) { \
\
const char *value; \
type *field = userdata; \
int r; \
\
assert(bus); \
assert(reply); \
assert(field); \
\
value = strempty(name##_to_string(*field)); \
\
r = sd_bus_message_append_basic(reply, 's', value); \
if (r < 0) \
return r; \
\
return 1; \
} \
struct __useless_struct_to_allow_trailing_semicolon__
#define BUS_ERROR_NO_SUCH_UNIT "org.freedesktop.systemd1.NoSuchUnit"
#define BUS_ERROR_LOAD_FAILED "org.freedesktop.systemd1.LoadFailed"
#define BUS_ERROR_JOB_FAILED "org.freedesktop.systemd1.JobFailed"
#define BUS_ERROR_NO_SUCH_MACHINE "org.freedesktop.machine1.NoSuchMachine"
#define BUS_ERROR_NO_MACHINE_FOR_PID "org.freedesktop.machine1.NoMachineForPID"
#define BUS_ERROR_MACHINE_EXISTS "org.freedesktop.machine1.MachineExists"