1 files changed, 77 insertions, 0 deletions
diff --git a/contrib/tools/python3/src/Modules/_sqlite/prepare_protocol.c b/contrib/tools/python3/src/Modules/_sqlite/prepare_protocol.c
new file mode 100644
index 00000000000..44533225665
--- /dev/null
+++ b/contrib/tools/python3/src/Modules/_sqlite/prepare_protocol.c
@@ -0,0 +1,77 @@
+/* prepare_protocol.c - the protocol for preparing values for SQLite
+ *
+ * Copyright (C) 2005-2010 Gerhard Häring <[email protected]>
+ *
+ * This file is part of pysqlite.
+ *
+ * This software is provided 'as-is', without any express or implied
+ * warranty.  In no event will the authors be held liable for any damages
+ * arising from the use of this software.
+ *
+ * Permission is granted to anyone to use this software for any purpose,
+ * including commercial applications, and to alter it and redistribute it
+ * freely, subject to the following restrictions:
+ *
+ * 1. The origin of this software must not be misrepresented; you must not
+ *    claim that you wrote the original software. If you use this software
+ *    in a product, an acknowledgment in the product documentation would be
+ *    appreciated but is not required.
+ * 2. Altered source versions must be plainly marked as such, and must not be
+ *    misrepresented as being the original software.
+ * 3. This notice may not be removed or altered from any source distribution.
+ */
+
+#include "prepare_protocol.h"
+
+static int
+pysqlite_prepare_protocol_init(pysqlite_PrepareProtocol *self, PyObject *args,
+                               PyObject *kwargs)
+{
+    return 0;
+}
+
+static int
+pysqlite_prepare_protocol_traverse(PyObject *self, visitproc visit, void *arg)
+{
+    Py_VISIT(Py_TYPE(self));
+    return 0;
+}
+
+static void
+pysqlite_prepare_protocol_dealloc(pysqlite_PrepareProtocol *self)
+{
+    PyTypeObject *tp = Py_TYPE(self);
+    PyObject_GC_UnTrack(self);
+    tp->tp_free(self);
+    Py_DECREF(tp);
+}
+
+PyDoc_STRVAR(doc, "PEP 246 style object adaption protocol type.");
+
+static PyType_Slot type_slots[] = {
+    {Py_tp_dealloc, pysqlite_prepare_protocol_dealloc},
+    {Py_tp_init, pysqlite_prepare_protocol_init},
+    {Py_tp_traverse, pysqlite_prepare_protocol_traverse},
+    {Py_tp_doc, (void *)doc},
+    {0, NULL},
+};
+
+static PyType_Spec type_spec = {
+    .name = MODULE_NAME ".PrepareProtocol",
+    .basicsize = sizeof(pysqlite_PrepareProtocol),
+    .flags = (Py_TPFLAGS_DEFAULT | Py_TPFLAGS_HAVE_GC |
+              Py_TPFLAGS_IMMUTABLETYPE),
+    .slots = type_slots,
+};
+
+int
+pysqlite_prepare_protocol_setup_types(PyObject *module)
+{
+    PyObject *type = PyType_FromModuleAndSpec(module, &type_spec, NULL);
+    if (type == NULL) {
+        return -1;
+    }
+    pysqlite_state *state = pysqlite_get_state(module);
+    state->PrepareProtocolType = (PyTypeObject *)type;
+    return 0;
+}