cpython/Modules/_sqlite/connection.h

107 lines
3.4 KiB
C

/* connection.h - definitions for the connection type
*
* Copyright (C) 2004-2005 Gerhard Häring <gh@ghaering.de>
*
* 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.
*/
#ifndef PYSQLITE_CONNECTION_H
#define PYSQLITE_CONNECTION_H
#include "Python.h"
#include "pythread.h"
#include "structmember.h"
#include "cache.h"
#include "module.h"
#include "sqlite3.h"
typedef struct
{
PyObject_HEAD
sqlite3* db;
int inTransaction;
int detect_types;
/* the timeout value in seconds for database locks */
double timeout;
/* for internal use in the timeout handler: when did the timeout handler
* first get called with count=0? */
double timeout_started;
/* None for autocommit, otherwise a PyString with the isolation level */
PyObject* isolation_level;
/* NULL for autocommit, otherwise a string with the BEGIN statment; will be
* freed in connection destructor */
char* begin_statement;
int check_same_thread;
long thread_ident;
Cache* statement_cache;
PyObject* row_factory;
PyObject* text_factory;
/* remember references to functions/classes used in
* create_function/create/aggregate, use these as dictionary keys, so we
* can keep the total system refcount constant by clearing that dictionary
* in connection_dealloc */
PyObject* function_pinboard;
/* a dictionary of registered collation name => collation callable mappings */
PyObject* collations;
/* Exception objects */
PyObject* Warning;
PyObject* Error;
PyObject* InterfaceError;
PyObject* DatabaseError;
PyObject* DataError;
PyObject* OperationalError;
PyObject* IntegrityError;
PyObject* InternalError;
PyObject* ProgrammingError;
PyObject* NotSupportedError;
} Connection;
extern PyTypeObject ConnectionType;
PyObject* connection_alloc(PyTypeObject* type, int aware);
void connection_dealloc(Connection* self);
PyObject* connection_cursor(Connection* self, PyObject* args, PyObject* kwargs);
PyObject* connection_close(Connection* self, PyObject* args);
PyObject* _connection_begin(Connection* self);
PyObject* connection_begin(Connection* self, PyObject* args);
PyObject* connection_commit(Connection* self, PyObject* args);
PyObject* connection_rollback(Connection* self, PyObject* args);
PyObject* connection_new(PyTypeObject* type, PyObject* args, PyObject* kw);
int connection_init(Connection* self, PyObject* args, PyObject* kwargs);
int check_thread(Connection* self);
int check_connection(Connection* con);
int connection_setup_types(void);
#endif