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- /* connection.h - definitions for the connection type
- *
- * Copyright (C) 2004-2010 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
- #define PY_SSIZE_T_CLEAN
- #include "Python.h"
- #include "pythread.h"
- #include "structmember.h"
- #include "module.h"
- #include "sqlite3.h"
- typedef struct _callback_context
- {
- PyObject *callable;
- PyObject *module;
- pysqlite_state *state;
- } callback_context;
- enum autocommit_mode {
- AUTOCOMMIT_LEGACY = LEGACY_TRANSACTION_CONTROL,
- AUTOCOMMIT_ENABLED = 1,
- AUTOCOMMIT_DISABLED = 0,
- };
- typedef struct
- {
- PyObject_HEAD
- sqlite3 *db;
- pysqlite_state *state;
- /* the type detection mode. Only 0, PARSE_DECLTYPES, PARSE_COLNAMES or a
- * bitwise combination thereof makes sense */
- int detect_types;
- /* NULL for autocommit, otherwise a string with the isolation level */
- const char *isolation_level;
- enum autocommit_mode autocommit;
- /* 1 if a check should be performed for each API call if the connection is
- * used from the same thread it was created in */
- int check_same_thread;
- int initialized;
- /* thread identification of the thread the connection was created in */
- unsigned long thread_ident;
- PyObject *statement_cache;
- /* Lists of weak references to cursors and blobs used within this connection */
- PyObject *cursors;
- PyObject *blobs;
- /* Counters for how many cursors were created in the connection. May be
- * reset to 0 at certain intervals */
- int created_cursors;
- PyObject* row_factory;
- /* Determines how bytestrings from SQLite are converted to Python objects:
- * - PyUnicode_Type: Python Unicode objects are constructed from UTF-8 bytestrings
- * - PyBytes_Type: The bytestrings are returned as-is.
- * - Any custom callable: Any object returned from the callable called with the bytestring
- * as single parameter.
- */
- PyObject* text_factory;
- // Remember contexts used by the trace, progress, and authoriser callbacks
- callback_context *trace_ctx;
- callback_context *progress_ctx;
- callback_context *authorizer_ctx;
- /* Exception objects: borrowed refs. */
- PyObject* Warning;
- PyObject* Error;
- PyObject* InterfaceError;
- PyObject* DatabaseError;
- PyObject* DataError;
- PyObject* OperationalError;
- PyObject* IntegrityError;
- PyObject* InternalError;
- PyObject* ProgrammingError;
- PyObject* NotSupportedError;
- } pysqlite_Connection;
- int pysqlite_check_thread(pysqlite_Connection* self);
- int pysqlite_check_connection(pysqlite_Connection* con);
- int pysqlite_connection_setup_types(PyObject *module);
- #endif
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