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       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
      27                 :          0 : pysqlite_prepare_protocol_init(pysqlite_PrepareProtocol *self, PyObject *args,
      28                 :            :                                PyObject *kwargs)
      29                 :            : {
      30                 :          0 :     return 0;
      31                 :            : }
      32                 :            : 
      33                 :            : static int
      34                 :          0 : pysqlite_prepare_protocol_traverse(PyObject *self, visitproc visit, void *arg)
      35                 :            : {
      36   [ #  #  #  # ]:          0 :     Py_VISIT(Py_TYPE(self));
      37                 :          0 :     return 0;
      38                 :            : }
      39                 :            : 
      40                 :            : static void
      41                 :          0 : pysqlite_prepare_protocol_dealloc(pysqlite_PrepareProtocol *self)
      42                 :            : {
      43                 :          0 :     PyTypeObject *tp = Py_TYPE(self);
      44                 :          0 :     PyObject_GC_UnTrack(self);
      45                 :          0 :     tp->tp_free(self);
      46                 :          0 :     Py_DECREF(tp);
      47                 :          0 : }
      48                 :            : 
      49                 :            : PyDoc_STRVAR(doc, "PEP 246 style object adaption protocol type.");
      50                 :            : 
      51                 :            : static PyType_Slot type_slots[] = {
      52                 :            :     {Py_tp_dealloc, pysqlite_prepare_protocol_dealloc},
      53                 :            :     {Py_tp_init, pysqlite_prepare_protocol_init},
      54                 :            :     {Py_tp_traverse, pysqlite_prepare_protocol_traverse},
      55                 :            :     {Py_tp_doc, (void *)doc},
      56                 :            :     {0, NULL},
      57                 :            : };
      58                 :            : 
      59                 :            : static PyType_Spec type_spec = {
      60                 :            :     .name = MODULE_NAME ".PrepareProtocol",
      61                 :            :     .basicsize = sizeof(pysqlite_PrepareProtocol),
      62                 :            :     .flags = (Py_TPFLAGS_DEFAULT | Py_TPFLAGS_HAVE_GC |
      63                 :            :               Py_TPFLAGS_IMMUTABLETYPE),
      64                 :            :     .slots = type_slots,
      65                 :            : };
      66                 :            : 
      67                 :            : int
      68                 :          5 : pysqlite_prepare_protocol_setup_types(PyObject *module)
      69                 :            : {
      70                 :          5 :     PyObject *type = PyType_FromModuleAndSpec(module, &type_spec, NULL);
      71         [ -  + ]:          5 :     if (type == NULL) {
      72                 :          0 :         return -1;
      73                 :            :     }
      74                 :          5 :     pysqlite_state *state = pysqlite_get_state(module);
      75                 :          5 :     state->PrepareProtocolType = (PyTypeObject *)type;
      76                 :          5 :     return 0;
      77                 :            : }