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/* C API for _dbus_bindings, used by _dbus_glib_bindings and any third-party
* main loop integration which might happen in future.
*
* This file is currently Python-version-independent - please keep it that way.
*
* Copyright (C) 2006 Collabora Ltd.
*
* Licensed under the Academic Free License version 2.1
*
* This library 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.
*
* This library 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 this library; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*
*/
#ifndef DBUS_PYTHON_H
#define DBUS_PYTHON_H
#include <Python.h>
#define DBUS_API_SUBJECT_TO_CHANGE 1
#include <dbus/dbus.h>
DBUS_BEGIN_DECLS
typedef void (*_dbus_py_func_ptr)(void);
typedef dbus_bool_t (*_dbus_py_conn_setup_func)(DBusConnection *, void *);
typedef dbus_bool_t (*_dbus_py_srv_setup_func)(DBusServer *, void *);
typedef void (*_dbus_py_free_func)(void *);
#define DBUS_BINDINGS_API_COUNT 3
#ifdef INSIDE_DBUS_PYTHON_BINDINGS
extern DBusConnection *DBusPyConnection_BorrowDBusConnection(PyObject *);
extern PyObject *DBusPyNativeMainLoop_New4(_dbus_py_conn_setup_func,
_dbus_py_srv_setup_func,
_dbus_py_free_func,
void *);
#else
static PyObject *_dbus_bindings_module = NULL;
static _dbus_py_func_ptr *dbus_bindings_API;
#define DBusPyConnection_BorrowDBusConnection \
(*(DBusConnection *(*)(PyObject *))dbus_bindings_API[1])
#define DBusPyNativeMainLoop_New4 \
((PyObject *(*)(_dbus_py_conn_setup_func, _dbus_py_srv_setup_func, \
_dbus_py_free_func, void *))dbus_bindings_API[2])
static int
import_dbus_bindings(const char *this_module_name)
{
PyObject *c_api;
int count;
_dbus_bindings_module = PyImport_ImportModule("_dbus_bindings");
if (!_dbus_bindings_module) {
return -1;
}
c_api = PyObject_GetAttrString(_dbus_bindings_module, "_C_API");
if (c_api == NULL) return -1;
if (PyCObject_Check(c_api)) {
dbus_bindings_API = (_dbus_py_func_ptr *)PyCObject_AsVoidPtr(c_api);
}
else {
Py_DECREF(c_api);
PyErr_SetString(PyExc_RuntimeError, "C API is not a PyCObject");
return -1;
}
Py_DECREF (c_api);
count = *(int *)dbus_bindings_API[0];
if (count < DBUS_BINDINGS_API_COUNT) {
PyErr_Format(PyExc_RuntimeError,
"_dbus_bindings has API version %d but %s needs "
"_dbus_bindings API version at least %d",
count, this_module_name,
DBUS_BINDINGS_API_COUNT);
return -1;
}
return 0;
}
#endif
DBUS_END_DECLS
#endif
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