first commit based on psycopg2 2.9 version

psycopg/microprotocols_proto.c

@@ -0,0 +1,180 @@
+/* microprotocol_proto.c - psycopg protocols
+ *
+ * Copyright (C) 2003-2019 Federico Di Gregorio <fog@debian.org>
+ * Copyright (C) 2020-2021 The Psycopg Team
+ *
+ * This file is part of psycopg.
+ *
+ * psycopg2 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 3 of the License, or
+ * (at your option) any later version.
+ *
+ * In addition, as a special exception, the copyright holders give
+ * permission to link this program with the OpenSSL library (or with
+ * modified versions of OpenSSL that use the same license as OpenSSL),
+ * and distribute linked combinations including the two.
+ *
+ * You must obey the GNU Lesser General Public License in all respects for
+ * all of the code used other than OpenSSL.
+ *
+ * psycopg2 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.
+ */
+
+#define PSYCOPG_MODULE
+#include "psycopg/psycopg.h"
+
+#include "psycopg/microprotocols_proto.h"
+
+#include <string.h>
+
+
+/** void protocol implementation **/
+
+
+/* getquoted - return quoted representation for object */
+
+#define isqlquote_getquoted_doc \
+"getquoted() -- return SQL-quoted representation of this object"
+
+static PyObject *
+isqlquote_getquoted(isqlquoteObject *self, PyObject *args)
+{
+    Py_RETURN_NONE;
+}
+
+/* getbinary - return quoted representation for object */
+
+#define isqlquote_getbinary_doc \
+"getbinary() -- return SQL-quoted binary representation of this object"
+
+static PyObject *
+isqlquote_getbinary(isqlquoteObject *self, PyObject *args)
+{
+    Py_RETURN_NONE;
+}
+
+/* getbuffer - return quoted representation for object */
+
+#define isqlquote_getbuffer_doc \
+"getbuffer() -- return this object"
+
+static PyObject *
+isqlquote_getbuffer(isqlquoteObject *self, PyObject *args)
+{
+    Py_RETURN_NONE;
+}
+
+
+
+/** the ISQLQuote object **/
+
+
+/* object method list */
+
+static struct PyMethodDef isqlquoteObject_methods[] = {
+    {"getquoted", (PyCFunction)isqlquote_getquoted,
+     METH_NOARGS, isqlquote_getquoted_doc},
+    {"getbinary", (PyCFunction)isqlquote_getbinary,
+     METH_NOARGS, isqlquote_getbinary_doc},
+    {"getbuffer", (PyCFunction)isqlquote_getbuffer,
+     METH_NOARGS, isqlquote_getbuffer_doc},
+    {NULL}
+};
+
+/* object member list */
+
+static struct PyMemberDef isqlquoteObject_members[] = {
+    /* DBAPI-2.0 extensions (exception objects) */
+    {"_wrapped", T_OBJECT, offsetof(isqlquoteObject, wrapped), READONLY},
+    {NULL}
+};
+
+/* initialization and finalization methods */
+
+static int
+isqlquote_setup(isqlquoteObject *self, PyObject *wrapped)
+{
+    self->wrapped = wrapped;
+    Py_INCREF(wrapped);
+
+    return 0;
+}
+
+static void
+isqlquote_dealloc(PyObject* obj)
+{
+    isqlquoteObject *self = (isqlquoteObject *)obj;
+
+    Py_XDECREF(self->wrapped);
+
+    Py_TYPE(obj)->tp_free(obj);
+}
+
+static int
+isqlquote_init(PyObject *obj, PyObject *args, PyObject *kwds)
+{
+    PyObject *wrapped = NULL;
+
+    if (!PyArg_ParseTuple(args, "O", &wrapped))
+        return -1;
+
+    return isqlquote_setup((isqlquoteObject *)obj, wrapped);
+}
+
+static PyObject *
+isqlquote_new(PyTypeObject *type, PyObject *args, PyObject *kwds)
+{
+    return type->tp_alloc(type, 0);
+}
+
+
+/* object type */
+
+#define isqlquoteType_doc \
+"Abstract ISQLQuote protocol\n\n" \
+"An object conform to this protocol should expose a ``getquoted()`` method\n" \
+"returning the SQL representation of the object.\n\n"
+
+PyTypeObject isqlquoteType = {
+    PyVarObject_HEAD_INIT(NULL, 0)
+    "psycopg2.extensions.ISQLQuote",
+    sizeof(isqlquoteObject), 0,
+    isqlquote_dealloc, /*tp_dealloc*/
+    0,          /*tp_print*/
+    0,          /*tp_getattr*/
+    0,          /*tp_setattr*/
+    0,          /*tp_compare*/
+    0,          /*tp_repr*/
+    0,          /*tp_as_number*/
+    0,          /*tp_as_sequence*/
+    0,          /*tp_as_mapping*/
+    0,          /*tp_hash */
+    0,          /*tp_call*/
+    0,          /*tp_str*/
+    0,          /*tp_getattro*/
+    0,          /*tp_setattro*/
+    0,          /*tp_as_buffer*/
+    Py_TPFLAGS_DEFAULT|Py_TPFLAGS_BASETYPE, /*tp_flags*/
+    isqlquoteType_doc, /*tp_doc*/
+    0,          /*tp_traverse*/
+    0,          /*tp_clear*/
+    0,          /*tp_richcompare*/
+    0,          /*tp_weaklistoffset*/
+    0,          /*tp_iter*/
+    0,          /*tp_iternext*/
+    isqlquoteObject_methods, /*tp_methods*/
+    isqlquoteObject_members, /*tp_members*/
+    0,          /*tp_getset*/
+    0,          /*tp_base*/
+    0,          /*tp_dict*/
+    0,          /*tp_descr_get*/
+    0,          /*tp_descr_set*/
+    0,          /*tp_dictoffset*/
+    isqlquote_init, /*tp_init*/
+    0,          /*tp_alloc*/
+    isqlquote_new, /*tp_new*/
+};