Import python venv for stability
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/* cache.h - definitions for the LRU cache
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*
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* Copyright (C) 2004-2015 Gerhard Häring <gh@ghaering.de>
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*
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* This file is part of pysqlite.
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*
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* This software is provided 'as-is', without any express or implied
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* warranty. In no event will the authors be held liable for any damages
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* arising from the use of this software.
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*
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* Permission is granted to anyone to use this software for any purpose,
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* including commercial applications, and to alter it and redistribute it
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* freely, subject to the following restrictions:
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*
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* 1. The origin of this software must not be misrepresented; you must not
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* claim that you wrote the original software. If you use this software
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* in a product, an acknowledgment in the product documentation would be
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* appreciated but is not required.
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* 2. Altered source versions must be plainly marked as such, and must not be
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* misrepresented as being the original software.
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* 3. This notice may not be removed or altered from any source distribution.
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*/
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#ifndef PYSQLITE_CACHE_H
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#define PYSQLITE_CACHE_H
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#include "Python.h"
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/* The LRU cache is implemented as a combination of a doubly-linked with a
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* dictionary. The list items are of type 'Node' and the dictionary has the
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* nodes as values. */
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typedef struct _pysqlite_Node
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{
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PyObject_HEAD
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PyObject* key;
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PyObject* data;
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long count;
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struct _pysqlite_Node* prev;
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struct _pysqlite_Node* next;
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} pysqlite_Node;
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typedef struct
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{
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PyObject_HEAD
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int size;
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/* a dictionary mapping keys to Node entries */
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PyObject* mapping;
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/* the factory callable */
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PyObject* factory;
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pysqlite_Node* first;
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pysqlite_Node* last;
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/* if set, decrement the factory function when the Cache is deallocated.
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* this is almost always desirable, but not in the pysqlite context */
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int decref_factory;
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} pysqlite_Cache;
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extern PyTypeObject pysqlite_NodeType;
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extern PyTypeObject pysqlite_CacheType;
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int pysqlite_node_init(pysqlite_Node* self, PyObject* args, PyObject* kwargs);
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void pysqlite_node_dealloc(pysqlite_Node* self);
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int pysqlite_cache_init(pysqlite_Cache* self, PyObject* args, PyObject* kwargs);
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void pysqlite_cache_dealloc(pysqlite_Cache* self);
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PyObject* pysqlite_cache_get(pysqlite_Cache* self, PyObject* args);
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int pysqlite_cache_setup_types(void);
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#endif
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+129
@@ -0,0 +1,129 @@
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/* connection.h - definitions for the connection type
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*
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* Copyright (C) 2004-2015 Gerhard Häring <gh@ghaering.de>
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*
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* This file is part of pysqlite.
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*
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* This software is provided 'as-is', without any express or implied
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* warranty. In no event will the authors be held liable for any damages
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* arising from the use of this software.
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*
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* Permission is granted to anyone to use this software for any purpose,
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* including commercial applications, and to alter it and redistribute it
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* freely, subject to the following restrictions:
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*
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* 1. The origin of this software must not be misrepresented; you must not
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* claim that you wrote the original software. If you use this software
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* in a product, an acknowledgment in the product documentation would be
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* appreciated but is not required.
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* 2. Altered source versions must be plainly marked as such, and must not be
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* misrepresented as being the original software.
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* 3. This notice may not be removed or altered from any source distribution.
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*/
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#ifndef PYSQLITE_CONNECTION_H
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#define PYSQLITE_CONNECTION_H
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#include "Python.h"
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#include "pythread.h"
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#include "structmember.h"
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#include "cache.h"
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#include "module.h"
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#include "sqlite3.h"
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typedef struct
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{
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PyObject_HEAD
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sqlite3* db;
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/* the type detection mode. Only 0, PARSE_DECLTYPES, PARSE_COLNAMES or a
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* bitwise combination thereof makes sense */
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int detect_types;
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/* the timeout value in seconds for database locks */
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double timeout;
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/* for internal use in the timeout handler: when did the timeout handler
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* first get called with count=0? */
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double timeout_started;
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/* None for autocommit, otherwise a PyString with the isolation level */
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PyObject* isolation_level;
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/* NULL for autocommit, otherwise a string with the BEGIN statement; will be
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* freed in connection destructor */
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char* begin_statement;
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/* 1 if a check should be performed for each API call if the connection is
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* used from the same thread it was created in */
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int check_same_thread;
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int initialized;
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/* thread identification of the thread the connection was created in */
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long thread_ident;
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pysqlite_Cache* statement_cache;
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/* Lists of weak references to statements and cursors used within this connection */
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PyObject* statements;
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PyObject* cursors;
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/* Counters for how many statements/cursors were created in the connection. May be
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* reset to 0 at certain intervals */
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int created_statements;
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int created_cursors;
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PyObject* row_factory;
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/* Determines how bytestrings from SQLite are converted to Python objects:
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* - PyUnicode_Type: Python Unicode objects are constructed from UTF-8 bytestrings
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* - OptimizedUnicode: Like before, but for ASCII data, only PyStrings are created.
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* - PyString_Type: PyStrings are created as-is.
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* - Any custom callable: Any object returned from the callable called with the bytestring
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* as single parameter.
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*/
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PyObject* text_factory;
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/* remember references to functions/classes used in
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* create_function/create/aggregate, use these as dictionary keys, so we
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* can keep the total system refcount constant by clearing that dictionary
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* in connection_dealloc */
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PyObject* function_pinboard;
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/* a dictionary of registered collation name => collation callable mappings */
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PyObject* collations;
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/* Exception objects */
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PyObject* Warning;
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PyObject* Error;
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PyObject* InterfaceError;
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PyObject* DatabaseError;
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PyObject* DataError;
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PyObject* OperationalError;
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PyObject* IntegrityError;
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PyObject* InternalError;
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PyObject* ProgrammingError;
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PyObject* NotSupportedError;
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} pysqlite_Connection;
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extern PyTypeObject pysqlite_ConnectionType;
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PyObject* pysqlite_connection_alloc(PyTypeObject* type, int aware);
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void pysqlite_connection_dealloc(pysqlite_Connection* self);
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PyObject* pysqlite_connection_cursor(pysqlite_Connection* self, PyObject* args, PyObject* kwargs);
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PyObject* pysqlite_connection_close(pysqlite_Connection* self, PyObject* args);
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PyObject* _pysqlite_connection_begin(pysqlite_Connection* self);
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PyObject* pysqlite_connection_commit(pysqlite_Connection* self, PyObject* args);
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PyObject* pysqlite_connection_rollback(pysqlite_Connection* self, PyObject* args);
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PyObject* pysqlite_connection_new(PyTypeObject* type, PyObject* args, PyObject* kw);
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int pysqlite_connection_init(pysqlite_Connection* self, PyObject* args, PyObject* kwargs);
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int pysqlite_connection_register_cursor(pysqlite_Connection* connection, PyObject* cursor);
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int pysqlite_check_thread(pysqlite_Connection* self);
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int pysqlite_check_connection(pysqlite_Connection* con);
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int pysqlite_connection_setup_types(void);
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#endif
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@@ -0,0 +1,58 @@
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/* module.h - definitions for the module
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*
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* Copyright (C) 2004-2015 Gerhard Häring <gh@ghaering.de>
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*
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* This file is part of pysqlite.
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*
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* This software is provided 'as-is', without any express or implied
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* warranty. In no event will the authors be held liable for any damages
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* arising from the use of this software.
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*
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* Permission is granted to anyone to use this software for any purpose,
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* including commercial applications, and to alter it and redistribute it
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* freely, subject to the following restrictions:
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*
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* 1. The origin of this software must not be misrepresented; you must not
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* claim that you wrote the original software. If you use this software
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* in a product, an acknowledgment in the product documentation would be
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* appreciated but is not required.
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* 2. Altered source versions must be plainly marked as such, and must not be
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* misrepresented as being the original software.
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* 3. This notice may not be removed or altered from any source distribution.
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*/
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#ifndef PYSQLITE_MODULE_H
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#define PYSQLITE_MODULE_H
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#include "Python.h"
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#define PYSQLITE_VERSION "2.8.2"
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extern PyObject* pysqlite_Error;
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extern PyObject* pysqlite_Warning;
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extern PyObject* pysqlite_InterfaceError;
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extern PyObject* pysqlite_DatabaseError;
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extern PyObject* pysqlite_InternalError;
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extern PyObject* pysqlite_OperationalError;
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extern PyObject* pysqlite_ProgrammingError;
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extern PyObject* pysqlite_IntegrityError;
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extern PyObject* pysqlite_DataError;
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extern PyObject* pysqlite_NotSupportedError;
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extern PyObject* pysqlite_OptimizedUnicode;
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/* the functions time.time() and time.sleep() */
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extern PyObject* time_time;
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extern PyObject* time_sleep;
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/* A dictionary, mapping colum types (INTEGER, VARCHAR, etc.) to converter
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* functions, that convert the SQL value to the appropriate Python value.
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* The key is uppercase.
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*/
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extern PyObject* converters;
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extern int _enable_callback_tracebacks;
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extern int pysqlite_BaseTypeAdapted;
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#define PARSE_DECLTYPES 1
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#define PARSE_COLNAMES 2
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#endif
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