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/* OpenIDA - Outil d'analyse de fichiers binaires
* quirks.c - transmission du type Python exact aux instances de PyObject
*
* Copyright (C) 2012 Cyrille Bagard
*
* This file is part of OpenIDA.
*
* OpenIDA is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 3 of the License, or
* (at your option) any later version.
*
* OpenIDA is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
#include "quirks.h"
#include <pyglib.h>
#include <pygobject.h>
/* Coordonnées insérées manuellement */
typedef struct _PyGObjectData_fake
{
PyTypeObject *type; /* Type précis pour Python */
GSList *closures; /* Supports d'appel */
} PyGObjectData_fake;
/* Clef d'accès réservée */
static GQuark pygobject_instance_data_key_fake = 0;
static void pygobject_data_free_fake(PyGObjectData_fake *data)
{
PyGILState_STATE state; /* Etat interne de Python */
GSList *iter; /* Boucle de parcours */
state = pyglib_gil_state_ensure();
Py_DECREF(data->type);
pyg_begin_allow_threads;
for (iter = data->closures; iter; )
{
/**
* On obtient le lien avant la libération via
* pygobject_unwatch_closure()...
*/
iter = iter->next;
g_closure_invalidate((GClosure *)iter->data);
}
pyg_end_allow_threads;
g_free(data);
pyglib_gil_state_release(state);
}
static PyGObjectData_fake *pygobject_data_new_fake(void)
{
PyGObjectData_fake *result; /* Instance à retourner */
result = g_new0(PyGObjectData_fake, 1);
return result;
}
/******************************************************************************
* *
* Paramètres : - *
* *
* Description : Définit les éléments immuables pour toute association. *
* *
* Retour : - *
* *
* Remarques : - *
* *
******************************************************************************/
void pychrysalide_init_quirks(void)
{
pygobject_instance_data_key_fake = g_quark_from_static_string("PyGObject::instance-data");
}
/******************************************************************************
* *
* Paramètres : obj = instance GLib crée en C. *
* type = type de l'objet Python correspond. *
* *
* Description : Crée l'association précise attendue par Python-GObject. *
* *
* Retour : - *
* *
* Remarques : - *
* *
******************************************************************************/
void pychrysalide_set_instance_data(GObject *obj, PyTypeObject *type)
{
PyGObjectData_fake *data;
data = g_object_get_qdata(obj, pygobject_instance_data_key_fake);
if (data == NULL)
{
data = pygobject_data_new_fake();
data->type = type;
Py_INCREF(type);
g_object_set_qdata_full(obj, pygobject_instance_data_key_fake,
data, (GDestroyNotify)pygobject_data_free_fake);
}
}
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