eudev/dbus.h
2010-04-10 18:00:28 +02:00

107 lines
4.9 KiB
C

/*-*- Mode: C; c-basic-offset: 8 -*-*/
#ifndef foodbushfoo
#define foodbushfoo
/***
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 <dbus/dbus.h>
#include "manager.h"
typedef int (*BusPropertyCallback)(Manager *m, DBusMessageIter *iter, const char *property, void *data);
typedef struct BusProperty {
const char *interface; /* interface of the property */
const char *property; /* name of the property */
BusPropertyCallback append; /* Function that is called to serialize this property */
const char *signature;
const void *data; /* The data of this property */
} BusProperty;
#define BUS_PROPERTIES_INTERFACE \
" <interface name=\"org.freedesktop.DBus.Properties\">" \
" <method name=\"Get\">" \
" <arg name=\"interface\" direction=\"in\" type=\"s\"/>" \
" <arg name=\"property\" direction=\"in\" type=\"s\"/>" \
" <arg name=\"value\" direction=\"out\" type=\"v\"/>" \
" </method>" \
" <method name=\"GetAll\">" \
" <arg name=\"interface\" direction=\"in\" type=\"s\"/>" \
" <arg name=\"properties\" direction=\"out\" type=\"a{sv}\"/>" \
" </method>" \
" </interface>"
#define BUS_INTROSPECTABLE_INTERFACE \
" <interface name=\"org.freedesktop.DBus.Introspectable\">" \
" <method name=\"Introspect\">" \
" <arg name=\"data\" type=\"s\" direction=\"out\"/>" \
" </method>" \
" </interface>"
int bus_init_system(Manager *m);
int bus_init_api(Manager *m);
void bus_done_system(Manager *m);
void bus_done_api(Manager *m);
unsigned bus_dispatch(Manager *m);
void bus_watch_event(Manager *m, Watch *w, int events);
void bus_timeout_event(Manager *m, Watch *w, int events);
DBusHandlerResult bus_default_message_handler(Manager *m, DBusMessage *message, const char* introspection, const BusProperty *properties);
DBusHandlerResult bus_send_error_reply(Manager *m, DBusMessage *message, DBusError *bus_error, int error);
int bus_property_append_string(Manager *m, DBusMessageIter *i, const char *property, void *data);
int bus_property_append_strv(Manager *m, DBusMessageIter *i, const char *property, void *data);
int bus_property_append_bool(Manager *m, DBusMessageIter *i, const char *property, void *data);
int bus_property_append_uint32(Manager *m, DBusMessageIter *i, const char *property, void *data);
int bus_property_append_uint64(Manager *m, DBusMessageIter *i, const char *property, void *data);
extern const DBusObjectPathVTable bus_manager_vtable;
extern const DBusObjectPathVTable bus_job_vtable;
extern const DBusObjectPathVTable bus_unit_vtable;
void bus_unit_send_change_signal(Unit *u);
void bus_unit_send_removed_signal(Unit *u);
void bus_job_send_change_signal(Job *j);
void bus_job_send_removed_signal(Job *j);
#define DEFINE_BUS_PROPERTY_APPEND_ENUM(function,name,type) \
static int function(Manager *m, DBusMessageIter *i, const char *property, void *data) { \
const char *value; \
type *field = data; \
\
assert(m); \
assert(i); \
assert(property); \
\
value = name##_to_string(*field); \
\
if (!dbus_message_iter_append_basic(i, DBUS_TYPE_STRING, &value)) \
return -ENOMEM; \
\
return 0; \
}
#endif