1 /* C API for _dbus_bindings, used by _dbus_glib_bindings and any third-party
2 * main loop integration which might happen in future.
4 * This file is currently Python-version-independent - please keep it that way.
6 * Copyright (C) 2006 Collabora Ltd. <http://www.collabora.co.uk/>
8 * Permission is hereby granted, free of charge, to any person
9 * obtaining a copy of this software and associated documentation
10 * files (the "Software"), to deal in the Software without
11 * restriction, including without limitation the rights to use, copy,
12 * modify, merge, publish, distribute, sublicense, and/or sell copies
13 * of the Software, and to permit persons to whom the Software is
14 * furnished to do so, subject to the following conditions:
16 * The above copyright notice and this permission notice shall be
17 * included in all copies or substantial portions of the Software.
19 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
20 * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
21 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
22 * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT
23 * HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
24 * WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
25 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
26 * DEALINGS IN THE SOFTWARE.
33 #define DBUS_API_SUBJECT_TO_CHANGE 1
34 #include <dbus/dbus.h>
38 typedef void (*_dbus_py_func_ptr
)(void);
40 typedef dbus_bool_t (*_dbus_py_conn_setup_func
)(DBusConnection
*, void *);
41 typedef dbus_bool_t (*_dbus_py_srv_setup_func
)(DBusServer
*, void *);
42 typedef void (*_dbus_py_free_func
)(void *);
44 #define DBUS_BINDINGS_API_COUNT 3
46 #ifdef INSIDE_DBUS_PYTHON_BINDINGS
48 extern DBusConnection
*DBusPyConnection_BorrowDBusConnection(PyObject
*);
49 extern PyObject
*DBusPyNativeMainLoop_New4(_dbus_py_conn_setup_func
,
50 _dbus_py_srv_setup_func
,
56 static PyObject
*_dbus_bindings_module
= NULL
;
57 static _dbus_py_func_ptr
*dbus_bindings_API
;
59 #define DBusPyConnection_BorrowDBusConnection \
60 (*(DBusConnection *(*)(PyObject *))dbus_bindings_API[1])
61 #define DBusPyNativeMainLoop_New4 \
62 ((PyObject *(*)(_dbus_py_conn_setup_func, _dbus_py_srv_setup_func, \
63 _dbus_py_free_func, void *))dbus_bindings_API[2])
66 import_dbus_bindings(const char *this_module_name
)
71 _dbus_bindings_module
= PyImport_ImportModule("_dbus_bindings");
72 if (!_dbus_bindings_module
) {
75 c_api
= PyObject_GetAttrString(_dbus_bindings_module
, "_C_API");
76 if (c_api
== NULL
) return -1;
77 if (PyCObject_Check(c_api
)) {
78 dbus_bindings_API
= (_dbus_py_func_ptr
*)PyCObject_AsVoidPtr(c_api
);
82 PyErr_SetString(PyExc_RuntimeError
, "C API is not a PyCObject");
86 count
= *(int *)dbus_bindings_API
[0];
87 if (count
< DBUS_BINDINGS_API_COUNT
) {
88 PyErr_Format(PyExc_RuntimeError
,
89 "_dbus_bindings has API version %d but %s needs "
90 "_dbus_bindings API version at least %d",
91 count
, this_module_name
,
92 DBUS_BINDINGS_API_COUNT
);