API comparison: GIO Reference Manual

## API comparison

Table 4. dbus-glib APIs and their GDBus counterparts

dbus-glib | GDBus
--- | ---
DBusGConnection | GDBusConnection
DBusGProxy | GDBusProxy, GDBusInterface - also see GDBusObjectProxy
DBusGObject | GDBusInterfaceSkeleton, GDBusInterface - also see GDBusObjectSkeleton
DBusGMethodInvocation | GDBusMethodInvocation
`dbus_g_bus_get()` | `g_bus_get_sync()`, also see `g_bus_get()`
`dbus_g_proxy_new_for_name()` | `g_dbus_proxy_new_sync()` and `g_dbus_proxy_new_for_bus_sync()`, also see `g_dbus_proxy_new()`
`dbus_g_proxy_add_signal()` | not needed, use the generic “g-signal”
`dbus_g_proxy_connect_signal()` | use `g_signal_connect()` with “g-signal”
`dbus_g_connection_register_g_object()` | `g_dbus_connection_register_object()` - also see `g_dbus_object_manager_server_export()`
`dbus_g_connection_unregister_g_object()` | `g_dbus_connection_unregister_object()` - also see `g_dbus_object_manager_server_unexport()`
`dbus_g_object_type_install_info()` | introspection data is installed while registering an object, see `g_dbus_connection_register_object()`
`dbus_g_proxy_begin_call()` | `g_dbus_proxy_call()`
`dbus_g_proxy_end_call()` | `g_dbus_proxy_call_finish()`
`dbus_g_proxy_call()` | `g_dbus_proxy_call_sync()`
`dbus_g_error_domain_register()` | `g_dbus_error_register_error_domain()`
`dbus_g_error_has_name()` | no direct equivalent, see `g_dbus_error_get_remote_error()`
`dbus_g_method_return()` | `g_dbus_method_invocation_return_value()`
`dbus_g_method_return_error()` | `g_dbus_method_invocation_return_error()` and variants
`dbus_g_method_get_sender()` | `g_dbus_method_invocation_get_sender()`