1 /* prepare_protocol.c - the protocol for preparing values for SQLite
2 *
3 * Copyright (C) 2005-2010 Gerhard Häring <gh@ghaering.de>
4 *
5 * This file is part of pysqlite.
6 *
7 * This software is provided 'as-is', without any express or implied
8 * warranty. In no event will the authors be held liable for any damages
9 * arising from the use of this software.
10 *
11 * Permission is granted to anyone to use this software for any purpose,
12 * including commercial applications, and to alter it and redistribute it
13 * freely, subject to the following restrictions:
14 *
15 * 1. The origin of this software must not be misrepresented; you must not
16 * claim that you wrote the original software. If you use this software
17 * in a product, an acknowledgment in the product documentation would be
18 * appreciated but is not required.
19 * 2. Altered source versions must be plainly marked as such, and must not be
20 * misrepresented as being the original software.
21 * 3. This notice may not be removed or altered from any source distribution.
22 */
23
24 #include "prepare_protocol.h"
25
26 static int
pysqlite_prepare_protocol_init(pysqlite_PrepareProtocol * self,PyObject * args,PyObject * kwargs)27 pysqlite_prepare_protocol_init(pysqlite_PrepareProtocol *self, PyObject *args,
28 PyObject *kwargs)
29 {
30 return 0;
31 }
32
33 static int
pysqlite_prepare_protocol_traverse(PyObject * self,visitproc visit,void * arg)34 pysqlite_prepare_protocol_traverse(PyObject *self, visitproc visit, void *arg)
35 {
36 Py_VISIT(Py_TYPE(self));
37 return 0;
38 }
39
40 static void
pysqlite_prepare_protocol_dealloc(pysqlite_PrepareProtocol * self)41 pysqlite_prepare_protocol_dealloc(pysqlite_PrepareProtocol *self)
42 {
43 PyTypeObject *tp = Py_TYPE(self);
44 PyObject_GC_UnTrack(self);
45 tp->tp_free(self);
46 Py_DECREF(tp);
47 }
48
49 static PyType_Slot type_slots[] = {
50 {Py_tp_dealloc, pysqlite_prepare_protocol_dealloc},
51 {Py_tp_init, pysqlite_prepare_protocol_init},
52 {Py_tp_traverse, pysqlite_prepare_protocol_traverse},
53 {0, NULL},
54 };
55
56 static PyType_Spec type_spec = {
57 .name = MODULE_NAME ".PrepareProtocol",
58 .basicsize = sizeof(pysqlite_PrepareProtocol),
59 .flags = (Py_TPFLAGS_DEFAULT | Py_TPFLAGS_HAVE_GC |
60 Py_TPFLAGS_IMMUTABLETYPE),
61 .slots = type_slots,
62 };
63
64 PyTypeObject *pysqlite_PrepareProtocolType = NULL;
65
66 int
pysqlite_prepare_protocol_setup_types(PyObject * module)67 pysqlite_prepare_protocol_setup_types(PyObject *module)
68 {
69 pysqlite_PrepareProtocolType = (PyTypeObject *)PyType_FromModuleAndSpec(module, &type_spec, NULL);
70 if (pysqlite_PrepareProtocolType == NULL) {
71 return -1;
72 }
73 return 0;
74 }
75