/* Unix SMB/CIFS implementation. Python/Talloc glue Copyright (C) Jelmer Vernooij <jelmer@samba.org> 2008 This program 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 3 of the License, or (at your option) any later version. This program 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 this program. If not, see <http://www.gnu.org/licenses/>. */ #include <Python.h> #include "replace.h" #include <talloc.h> #include <pytalloc.h> /** * Simple dealloc for talloc-wrapping PyObjects */ void py_talloc_dealloc(PyObject* self) { py_talloc_Object *obj = (py_talloc_Object *)self; talloc_free(obj->talloc_ctx); obj->talloc_ctx = NULL; self->ob_type->tp_free(self); } /** * Import an existing talloc pointer into a Python object. */ PyObject *py_talloc_steal_ex(PyTypeObject *py_type, TALLOC_CTX *mem_ctx, void *ptr) { py_talloc_Object *ret = (py_talloc_Object *)py_type->tp_alloc(py_type, 0); ret->talloc_ctx = talloc_new(NULL); if (ret->talloc_ctx == NULL) { return NULL; } if (talloc_steal(ret->talloc_ctx, mem_ctx) == NULL) { return NULL; } ret->ptr = ptr; return (PyObject *)ret; } /** * Import an existing talloc pointer into a Python object, leaving the * original parent, and creating a reference to the object in the python * object */ PyObject *py_talloc_reference_ex(PyTypeObject *py_type, TALLOC_CTX *mem_ctx, void *ptr) { py_talloc_Object *ret = (py_talloc_Object *)py_type->tp_alloc(py_type, 0); ret->talloc_ctx = talloc_new(NULL); if (ret->talloc_ctx == NULL) { return NULL; } if (talloc_reference(ret->talloc_ctx, mem_ctx) == NULL) { return NULL; } ret->ptr = ptr; return (PyObject *)ret; } /** * Default (but slightly more useful than the default) implementation of Repr(). */ PyObject *py_talloc_default_repr(PyObject *obj) { py_talloc_Object *talloc_obj = (py_talloc_Object *)obj; PyTypeObject *type = (PyTypeObject*)PyObject_Type(obj); return PyString_FromFormat("<%s talloc object at 0x%p>", type->tp_name, talloc_obj->ptr); } static void py_cobject_talloc_free(void *ptr) { talloc_free(ptr); } PyObject *PyCObject_FromTallocPtr(void *ptr) { return PyCObject_FromVoidPtr(ptr, py_cobject_talloc_free); }