2 Unix SMB/CIFS implementation.
4 Copyright (C) Jelmer Vernooij <jelmer@samba.org> 2008
6 This program is free software; you can redistribute it and/or modify
7 it under the terms of the GNU General Public License as published by
8 the Free Software Foundation; either version 3 of the License, or
9 (at your option) any later version.
11 This program is distributed in the hope that it will be useful,
12 but WITHOUT ANY WARRANTY; without even the implied warranty of
13 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14 GNU General Public License for more details.
16 You should have received a copy of the GNU General Public License
17 along with this program. If not, see <http://www.gnu.org/licenses/>.
27 * Simple dealloc for talloc-wrapping PyObjects
29 void py_talloc_dealloc(PyObject* self)
31 py_talloc_Object *obj = (py_talloc_Object *)self;
32 assert(talloc_unlink(NULL, obj->talloc_ctx) != -1);
33 obj->talloc_ctx = NULL;
34 self->ob_type->tp_free(self);
38 * Import an existing talloc pointer into a Python object.
40 PyObject *py_talloc_steal_ex(PyTypeObject *py_type, TALLOC_CTX *mem_ctx,
43 py_talloc_Object *ret = (py_talloc_Object *)py_type->tp_alloc(py_type, 0);
44 ret->talloc_ctx = talloc_new(NULL);
45 if (ret->talloc_ctx == NULL) {
48 if (talloc_steal(ret->talloc_ctx, mem_ctx) == NULL) {
51 talloc_set_name_const(ret->talloc_ctx, py_type->tp_name);
53 return (PyObject *)ret;
57 * Import an existing talloc pointer into a Python object.
59 PyObject *py_talloc_steal(PyTypeObject *py_type, void *ptr)
61 return py_talloc_steal_ex(py_type, ptr, ptr);
66 * Import an existing talloc pointer into a Python object, leaving the
67 * original parent, and creating a reference to the object in the python
70 PyObject *py_talloc_reference_ex(PyTypeObject *py_type, TALLOC_CTX *mem_ctx, void *ptr)
72 py_talloc_Object *ret;
78 ret = (py_talloc_Object *)py_type->tp_alloc(py_type, 0);
79 ret->talloc_ctx = talloc_new(NULL);
80 if (ret->talloc_ctx == NULL) {
83 if (talloc_reference(ret->talloc_ctx, mem_ctx) == NULL) {
86 talloc_set_name_const(ret->talloc_ctx, py_type->tp_name);
88 return (PyObject *)ret;
92 * Default (but only slightly more useful than the default) implementation of Repr().
94 PyObject *py_talloc_default_repr(PyObject *obj)
96 py_talloc_Object *talloc_obj = (py_talloc_Object *)obj;
97 PyTypeObject *type = (PyTypeObject*)PyObject_Type(obj);
99 return PyString_FromFormat("<%s talloc object at 0x%p>",
100 type->tp_name, talloc_obj->ptr);
104 * Default (but only slightly more useful than the default) implementation of cmp.
106 int py_talloc_default_cmp(PyObject *_obj1, PyObject *_obj2)
108 py_talloc_Object *obj1 = (py_talloc_Object *)_obj1,
109 *obj2 = (py_talloc_Object *)_obj2;
110 if (obj1->ob_type != obj2->ob_type)
111 return (obj1->ob_type - obj2->ob_type);
113 return ((char *)py_talloc_get_ptr(obj1) - (char *)py_talloc_get_ptr(obj2));
116 static void py_cobject_talloc_free(void *ptr)
121 PyObject *PyCObject_FromTallocPtr(void *ptr)
126 return PyCObject_FromVoidPtr(ptr, py_cobject_talloc_free);
129 PyObject *PyString_FromString_check_null(const char *ptr)
134 return PyString_FromString(ptr);