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/*-*- Mode: C; c-basic-offset: 8; indent-tabs-mode: nil -*-*/
#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>
#ifndef DBUS_ERROR_UNKNOWN_OBJECT
#define DBUS_ERROR_UNKNOWN_OBJECT "org.freedesktop.DBus.Error.UnknownObject"
#endif
#ifndef DBUS_ERROR_UNKNOWN_INTERFACE
#define DBUS_ERROR_UNKNOWN_INTERFACE "org.freedesktop.DBus.Error.UnknownInterface"
#endif
#include "manager.h"
typedef int (*BusPropertyCallback)(Manager *m, DBusMessageIter *iter, const char *property, void *data);
typedef int (*BusPropertySetCallback)(Manager *m, DBusMessageIter *iter, const char *property);
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 */
BusPropertySetCallback set; /* Function that is called to set this property */
} BusProperty;
#define BUS_PROPERTIES_INTERFACE \
" <interface name=\"org.freedesktop.DBus.Properties\">\n" \
" <method name=\"Get\">\n" \
" <arg name=\"interface\" direction=\"in\" type=\"s\"/>\n" \
" <arg name=\"property\" direction=\"in\" type=\"s\"/>\n" \
" <arg name=\"value\" direction=\"out\" type=\"v\"/>\n" \
" </method>\n" \
" <method name=\"GetAll\">\n" \
" <arg name=\"interface\" direction=\"in\" type=\"s\"/>\n" \
" <arg name=\"properties\" direction=\"out\" type=\"a{sv}\"/>\n" \
" </method>\n" \
" <method name=\"Set\">\n" \
" <arg name=\"interface\" direction=\"in\" type=\"s\"/>\n" \
" <arg name=\"property\" direction=\"in\" type=\"s\"/>\n" \
" <arg name=\"value\" direction=\"in\" type=\"v\"/>\n" \
" </method>\n" \
" <signal name=\"PropertiesChanged\">\n" \
" <arg type=\"s\" name=\"interface\"/>\n" \
" <arg type=\"a{sv}\" name=\"changed_properties\"/>\n" \
" <arg type=\"as\" name=\"invalidated_properties\"/>\n" \
" </signal>\n" \
" </interface>\n"
#define BUS_INTROSPECTABLE_INTERFACE \
" <interface name=\"org.freedesktop.DBus.Introspectable\">\n" \
" <method name=\"Introspect\">\n" \
" <arg name=\"data\" type=\"s\" direction=\"out\"/>\n" \
" </method>\n" \
" </interface>\n"
#define BUS_PEER_INTERFACE \
"<interface name=\"org.freedesktop.DBus.Peer\">\n" \
" <method name=\"Ping\"/>\n" \
" <method name=\"GetMachineId\">\n" \
" <arg type=\"s\" name=\"machine_uuid\" direction=\"out\"/>\n" \
" </method>\n" \
"</interface>\n"
int bus_init(Manager *m, bool try_bus_connect);
void bus_done(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);
int bus_query_pid(Manager *m, const char *name);
DBusHandlerResult bus_default_message_handler(Manager *m, DBusConnection *c, DBusMessage *message, const char* introspection, const BusProperty *properties);
DBusHandlerResult bus_send_error_reply(Manager *m, DBusConnection *c, DBusMessage *message, DBusError *bus_error, int error);
int bus_broadcast(Manager *m, DBusMessage *message);
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_int32(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);
int bus_property_append_size(Manager *m, DBusMessageIter *i, const char *property, void *data);
int bus_property_append_ul(Manager *m, DBusMessageIter *i, const char *property, void *data);
#define bus_property_append_int bus_property_append_int32
#define bus_property_append_pid bus_property_append_uint32
#define bus_property_append_mode bus_property_append_uint32
#define bus_property_append_unsigned bus_property_append_uint32
#define bus_property_append_usec bus_property_append_uint64
#define DEFINE_BUS_PROPERTY_APPEND_ENUM(function,name,type) \
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; \
}
int bus_parse_strv(DBusMessage *m, char ***_l);
bool bus_has_subscriber(Manager *m);
bool bus_connection_has_subscriber(Manager *m, DBusConnection *c);
DBusMessage* bus_properties_changed_new(const char *path, const char *interface, const char *properties);
#define BUS_CONNECTION_SUBSCRIBED(m, c) dbus_connection_get_data((c), (m)->subscribed_data_slot)
#define BUS_PENDING_CALL_NAME(m, p) dbus_pending_call_get_data((p), (m)->name_data_slot)
extern const char * const bus_interface_table[];
#endif
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