1 /* cursor.h - definitions for the cursor type
2  *
3  * Copyright (C) 2004-2010 Gerhard H�ring <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 #ifndef PYSQLITE_CURSOR_H
25 #define PYSQLITE_CURSOR_H
26 #include "Python.h"
27 
28 #include "statement.h"
29 #include "connection.h"
30 #include "module.h"
31 
32 typedef struct
33 {
34     PyObject_HEAD
35     pysqlite_Connection* connection;
36     PyObject* description;
37     PyObject* row_cast_map;
38     int arraysize;
39     PyObject* lastrowid;
40     long rowcount;
41     PyObject* row_factory;
42     pysqlite_Statement* statement;
43     int closed;
44     int reset;
45     int initialized;
46 
47     /* the next row to be returned, NULL if no next row available */
48     PyObject* next_row;
49 
50     PyObject* in_weakreflist; /* List of weak references */
51 } pysqlite_Cursor;
52 
53 typedef enum {
54     STATEMENT_INVALID, STATEMENT_INSERT, STATEMENT_DELETE,
55     STATEMENT_UPDATE, STATEMENT_REPLACE, STATEMENT_SELECT,
56     STATEMENT_OTHER
57 } pysqlite_StatementKind;
58 
59 extern PyTypeObject pysqlite_CursorType;
60 
61 PyObject* pysqlite_cursor_execute(pysqlite_Cursor* self, PyObject* args);
62 PyObject* pysqlite_cursor_executemany(pysqlite_Cursor* self, PyObject* args);
63 PyObject* pysqlite_cursor_getiter(pysqlite_Cursor *self);
64 PyObject* pysqlite_cursor_iternext(pysqlite_Cursor *self);
65 PyObject* pysqlite_cursor_fetchone(pysqlite_Cursor* self, PyObject* args);
66 PyObject* pysqlite_cursor_fetchmany(pysqlite_Cursor* self, PyObject* args, PyObject* kwargs);
67 PyObject* pysqlite_cursor_fetchall(pysqlite_Cursor* self, PyObject* args);
68 PyObject* pysqlite_noop(pysqlite_Connection* self, PyObject* args);
69 PyObject* pysqlite_cursor_close(pysqlite_Cursor* self, PyObject* args);
70 
71 int pysqlite_cursor_setup_types(void);
72 
73 #define UNKNOWN (-1)
74 #endif
75