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authorCyrille Bagard <nocbos@gmail.com>2025-03-07 09:29:32 (GMT)
committerCyrille Bagard <nocbos@gmail.com>2025-03-10 06:27:26 (GMT)
commita59fb1b3fb67a348c40bc3668445d64213e9e674 (patch)
treefcf493a6b1758c666b95a9c1c645beecc8e42a14 /plugins/pychrysalide/glibext
parente0614e482b3ca3faf43e296bb70348be0d651394 (diff)
Prepare a new way to store objects.
Diffstat (limited to 'plugins/pychrysalide/glibext')
-rw-r--r--plugins/pychrysalide/glibext/serialize.c501
-rw-r--r--plugins/pychrysalide/glibext/serialize.h45
-rw-r--r--plugins/pychrysalide/glibext/storage.c687
-rw-r--r--plugins/pychrysalide/glibext/storage.h48
-rw-r--r--plugins/pychrysalide/glibext/tpmem.c508
-rw-r--r--plugins/pychrysalide/glibext/tpmem.h45
6 files changed, 1834 insertions, 0 deletions
diff --git a/plugins/pychrysalide/glibext/serialize.c b/plugins/pychrysalide/glibext/serialize.c
new file mode 100644
index 0000000..40fcef7
--- /dev/null
+++ b/plugins/pychrysalide/glibext/serialize.c
@@ -0,0 +1,501 @@
+
+/* Chrysalide - Outil d'analyse de fichiers binaires
+ * serialize.c - équivalent Python du fichier "analysis/storage/serialize.h"
+ *
+ * Copyright (C) 2020 Cyrille Bagard
+ *
+ * This file is part of Chrysalide.
+ *
+ * Chrysalide 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.
+ *
+ * Chrysalide 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 "serialize.h"
+
+
+#include <pygobject.h>
+
+
+#include <analysis/storage/serialize-int.h>
+
+
+#include "storage.h"
+#include "../../access.h"
+#include "../../helpers.h"
+#include "../../common/packed.h"
+
+
+
+/* ------------------------ GLUE POUR CREATION DEPUIS PYTHON ------------------------ */
+
+
+/* Procède à l'initialisation de l'interface de génération. */
+static void py_serializable_object_interface_init(GSerializableObjectIface *, gpointer *);
+
+/* Charge un objet depuis une mémoire tampon. */
+static bool py_serializable_object_load_wrapper(GSerializableObject *, GObjectStorage *, packed_buffer_t *);
+
+/* Sauvegarde un objet dans une mémoire tampon. */
+static bool py_serializable_object_store_wrapper(const GSerializableObject *, GObjectStorage *, packed_buffer_t *);
+
+
+
+/* ------------------------- CONNEXION AVEC L'API DE PYTHON ------------------------- */
+
+
+/* Charge un objet depuis une mémoire tampon. */
+static bool py_serializable_object_load(PyObject *, PyObject *);
+
+/* Sauvegarde un objet dans une mémoire tampon. */
+static bool py_serializable_object_store(PyObject *, PyObject *);
+
+
+
+/* ---------------------------------------------------------------------------------- */
+/* GLUE POUR CREATION DEPUIS PYTHON */
+/* ---------------------------------------------------------------------------------- */
+
+
+/******************************************************************************
+* *
+* Paramètres : iface = interface GLib à initialiser. *
+* unused = adresse non utilisée ici. *
+* *
+* Description : Procède à l'initialisation de l'interface de génération. *
+* *
+* Retour : - *
+* *
+* Remarques : - *
+* *
+******************************************************************************/
+
+static void py_serializable_object_interface_init(GSerializableObjectIface *iface, gpointer *unused)
+{
+
+#define SERIALIZABLE_OBJECT_DOC \
+ "SerializableObject defines an interface used to store and load" \
+ " objects to and from a data buffer.\n" \
+ "\n" \
+ "A typical class declaration for a new implementation looks like:\n" \
+ "\n" \
+ " class NewImplem(GObject.Object, SerializableObject):\n" \
+ " ...\n" \
+ "\n" \
+ "The following methods have to be defined for new implementations:\n" \
+ "* pychrysalide.analysis.storage.SerializableObject._load();\n" \
+ "* pychrysalide.analysis.storage.SerializableObject._store();\n"
+
+ iface->load = py_serializable_object_load_wrapper;
+ iface->store = py_serializable_object_store_wrapper;
+
+}
+
+
+/******************************************************************************
+* *
+* Paramètres : object = instruction d'assemblage à consulter. *
+* storage = conservateur de données à manipuler ou NULL. *
+* pbuf = zone tampon à remplir. *
+* *
+* Description : Charge un objet depuis une mémoire tampon. *
+* *
+* Retour : Bilan de l'opération. *
+* *
+* Remarques : - *
+* *
+******************************************************************************/
+
+static bool py_serializable_object_load_wrapper(GSerializableObject *object, GObjectStorage *storage, packed_buffer_t *pbuf)
+{
+ bool result; /* Bilan à retourner */
+ PyGILState_STATE gstate; /* Sauvegarde d'environnement */
+ PyObject *storage_obj; /* Objet Python à emmployer */
+ PyObject *args; /* Arguments pour l'appel */
+ PyObject *pyobj; /* Objet Python concerné */
+ PyObject *pyret; /* Bilan de consultation */
+
+#define SERIALIZABLE_OBJECT_LOAD_WRAPPER PYTHON_WRAPPER_DEF \
+( \
+ _load, "$self, storage, pbuf, /", \
+ METH_VARARGS, \
+ "Abstract method used to load an object definition from buffered data.\n" \
+ "\n" \
+ "The *storage* is a pychrysalide.analysis.storage.ObjectStorage instance" \
+ " provided to store inner objects, if relevant, or None. The *pbuf*" \
+ " argument points to a pychrysalide.common.PackedBuffer object containing" \
+ " the data to process.\n" \
+ "\n" \
+ "The result is a boolean indicating the status of the operation." \
+)
+
+ result = false;
+
+ gstate = PyGILState_Ensure();
+
+ pyobj = pygobject_new(G_OBJECT(object));
+
+ if (has_python_method(pyobj, "_load"))
+ {
+ if (storage == NULL)
+ {
+ storage_obj = Py_None;
+ Py_INCREF(storage_obj);
+ }
+ else
+ storage_obj = pygobject_new(G_OBJECT(storage));
+
+ args = PyTuple_New(2);
+ PyTuple_SetItem(args, 0, storage_obj);
+ PyTuple_SetItem(args, 1, build_from_internal_packed_buffer(pbuf));
+
+ pyret = run_python_method(pyobj, "_load", args);
+
+ result = (pyret == Py_True ? true : false);
+
+ Py_XDECREF(pyret);
+
+ Py_DECREF(args);
+
+ }
+
+ Py_DECREF(pyobj);
+
+ PyGILState_Release(gstate);
+
+ return result;
+
+}
+
+
+/******************************************************************************
+* *
+* Paramètres : object = instruction d'assemblage à consulter. *
+* storage = conservateur de données à manipuler ou NULL. *
+* pbuf = zone tampon à remplir. *
+* *
+* Description : Sauvegarde un objet dans une mémoire tampon. *
+* *
+* Retour : Bilan de l'opération. *
+* *
+* Remarques : - *
+* *
+******************************************************************************/
+
+static bool py_serializable_object_store_wrapper(const GSerializableObject *object, GObjectStorage *storage, packed_buffer_t *pbuf)
+{
+ bool result; /* Bilan à retourner */
+ PyGILState_STATE gstate; /* Sauvegarde d'environnement */
+ PyObject *storage_obj; /* Objet Python à emmployer */
+ PyObject *args; /* Arguments pour l'appel */
+ PyObject *pyobj; /* Objet Python concerné */
+ PyObject *pyret; /* Bilan de consultation */
+
+#define SERIALIZABLE_OBJECT_STORE_WRAPPER PYTHON_WRAPPER_DEF \
+( \
+ _store, "$self, storage, pbuf, /", \
+ METH_VARARGS, \
+ "Abstract method used to store an object definition into buffered data.\n" \
+ "\n" \
+ "The *storage* is a pychrysalide.analysis.storage.ObjectStorage instance" \
+ " provided to store inner objects, if relevant, or None. The *pbuf*" \
+ " argument points to a pychrysalide.common.PackedBuffer object containing" \
+ " the data to process.\n" \
+ "\n" \
+ "The result is a boolean indicating the status of the operation." \
+)
+
+ result = false;
+
+ gstate = PyGILState_Ensure();
+
+ pyobj = pygobject_new(G_OBJECT(object));
+
+ if (has_python_method(pyobj, "_store"))
+ {
+ if (storage == NULL)
+ {
+ storage_obj = Py_None;
+ Py_INCREF(storage_obj);
+ }
+ else
+ storage_obj = pygobject_new(G_OBJECT(storage));
+
+ args = PyTuple_New(2);
+ PyTuple_SetItem(args, 0, storage_obj);
+ PyTuple_SetItem(args, 1, build_from_internal_packed_buffer(pbuf));
+
+ pyret = run_python_method(pyobj, "_store", args);
+
+ result = (pyret == Py_True ? true : false);
+
+ Py_XDECREF(pyret);
+
+ Py_DECREF(args);
+
+ }
+
+ Py_DECREF(pyobj);
+
+ PyGILState_Release(gstate);
+
+ return result;
+
+}
+
+
+
+/* ---------------------------------------------------------------------------------- */
+/* CONNEXION AVEC L'API DE PYTHON */
+/* ---------------------------------------------------------------------------------- */
+
+
+/******************************************************************************
+* *
+* Paramètres : self = classe représentant un générateur à manipuler. *
+* args = arguments fournis à l'appel. *
+* *
+* Description : Charge un objet depuis une mémoire tampon. *
+* *
+* Retour : Bilan de l'opération. *
+* *
+* Remarques : - *
+* *
+******************************************************************************/
+
+static bool py_serializable_object_load(PyObject *self, PyObject *args)
+{
+ PyObject *result; /* Bilan à retourner */
+ GObjectStorage *storage; /* Conservateur à manipuler */
+ packed_buffer_t *pbuf; /* Tampon de données à employer*/
+ int ret; /* Bilan de lecture des args. */
+ GSerializableObject *object; /* Version native */
+ bool status; /* Bilan de l'opération */
+
+#define SERIALIZABLE_OBJECT_LOAD_METHOD PYTHON_METHOD_DEF \
+( \
+ load, "$self, storage, pbuf, /", \
+ METH_VARARGS, py_serializable_object, \
+ "Load an object definition from buffered data.\n" \
+ "\n" \
+ "The *storage* is a pychrysalide.analysis.storage.ObjectStorage instance" \
+ " provided to store inner objects, if relevant, or None. The *pbuf*" \
+ " argument points to a pychrysalide.common.PackedBuffer object containing" \
+ " the data to process.\n" \
+ "\n" \
+ "The result is a boolean indicating the status of the operation." \
+)
+
+ ret = PyArg_ParseTuple(args, "O&O&", convert_to_object_storage_or_none, &storage,
+ convert_to_packed_buffer, &pbuf);
+ if (!ret) return NULL;
+
+ object = G_SERIALIZABLE_OBJECT(pygobject_get(self));
+
+ status = g_serializable_object_load(object, storage, pbuf);
+
+ result = status ? Py_True : Py_False;
+ Py_INCREF(result);
+
+ return result;
+
+}
+
+
+/******************************************************************************
+* *
+* Paramètres : self = classe représentant un générateur à manipuler. *
+* args = arguments fournis à l'appel. *
+* *
+* Description : Sauvegarde un objet dans une mémoire tampon. *
+* *
+* Retour : Bilan de l'opération. *
+* *
+* Remarques : - *
+* *
+******************************************************************************/
+
+static bool py_serializable_object_store(PyObject *self, PyObject *args)
+{
+ PyObject *result; /* Bilan à retourner */
+ GObjectStorage *storage; /* Conservateur à manipuler */
+ packed_buffer_t *pbuf; /* Tampon de données à employer*/
+ int ret; /* Bilan de lecture des args. */
+ GSerializableObject *object; /* Version native */
+ bool status; /* Bilan de l'opération */
+
+#define SERIALIZABLE_OBJECT_STORE_METHOD PYTHON_METHOD_DEF \
+( \
+ store, "$self, storage, pbuf, /", \
+ METH_VARARGS, py_serializable_object, \
+ "Store an object definition into buffered data.\n" \
+ "\n" \
+ "The *storage* is a pychrysalide.analysis.storage.ObjectStorage instance" \
+ " provided to store inner objects, if relevant, or None. The *pbuf*" \
+ " argument points to a pychrysalide.common.PackedBuffer object containing" \
+ " the data to process.\n" \
+ "\n" \
+ "The result is a boolean indicating the status of the operation." \
+)
+
+ ret = PyArg_ParseTuple(args, "O&O&", convert_to_object_storage_or_none, &storage,
+ convert_to_packed_buffer, &pbuf);
+ if (!ret) return NULL;
+
+ object = G_SERIALIZABLE_OBJECT(pygobject_get(self));
+
+ status = g_serializable_object_store(object, storage, pbuf);
+
+ result = status ? Py_True : Py_False;
+ Py_INCREF(result);
+
+ return result;
+
+}
+
+
+/******************************************************************************
+* *
+* Paramètres : - *
+* *
+* Description : Fournit un accès à une définition de type à diffuser. *
+* *
+* Retour : Définition d'objet pour Python. *
+* *
+* Remarques : - *
+* *
+******************************************************************************/
+
+PyTypeObject *get_python_serializable_object_type(void)
+{
+ static PyMethodDef py_serializable_object_methods[] = {
+ SERIALIZABLE_OBJECT_LOAD_WRAPPER,
+ SERIALIZABLE_OBJECT_STORE_WRAPPER,
+ SERIALIZABLE_OBJECT_LOAD_METHOD,
+ SERIALIZABLE_OBJECT_STORE_METHOD,
+ { NULL }
+ };
+
+ static PyGetSetDef py_serializable_object_getseters[] = {
+ { NULL }
+ };
+
+ static PyTypeObject py_serializable_object_type = {
+
+ PyVarObject_HEAD_INIT(NULL, 0)
+
+ .tp_name = "pychrysalide.analysis.storage.SerializableObject",
+ .tp_basicsize = sizeof(PyObject),
+
+ .tp_flags = Py_TPFLAGS_DEFAULT | Py_TPFLAGS_BASETYPE,
+
+ .tp_doc = SERIALIZABLE_OBJECT_DOC,
+
+ .tp_methods = py_serializable_object_methods,
+ .tp_getset = py_serializable_object_getseters,
+
+ };
+
+ return &py_serializable_object_type;
+
+}
+
+
+/******************************************************************************
+* *
+* Paramètres : module = module dont la définition est à compléter. *
+* *
+* Description : Prend en charge l'objet 'pychrysalide....SerializableObject'.*
+* *
+* Retour : Bilan de l'opération. *
+* *
+* Remarques : - *
+* *
+******************************************************************************/
+
+bool ensure_python_serializable_object_is_registered(void)
+{
+ PyTypeObject *type; /* Type 'SerializableObject' */
+ PyObject *module; /* Module à recompléter */
+ PyObject *dict; /* Dictionnaire du module */
+
+ static GInterfaceInfo info = { /* Paramètres d'inscription */
+
+ .interface_init = (GInterfaceInitFunc)py_serializable_object_interface_init,
+ .interface_finalize = NULL,
+ .interface_data = NULL,
+
+ };
+
+ type = get_python_serializable_object_type();
+
+ if (!PyType_HasFeature(type, Py_TPFLAGS_READY))
+ {
+ module = get_access_to_python_module("pychrysalide.analysis.storage");
+
+ dict = PyModule_GetDict(module);
+
+ if (!register_interface_for_pygobject(dict, G_TYPE_SERIALIZABLE_OBJECT, type, &info))
+ return false;
+
+ }
+
+ return true;
+
+}
+
+
+/******************************************************************************
+* *
+* Paramètres : arg = argument quelconque à tenter de convertir. *
+* dst = destination des valeurs récupérées en cas de succès. *
+* *
+* Description : Tente de convertir en objet adapté à une mise en cache. *
+* *
+* Retour : Bilan de l'opération, voire indications supplémentaires. *
+* *
+* Remarques : - *
+* *
+******************************************************************************/
+
+int convert_to_serializable_object(PyObject *arg, void *dst)
+{
+ int result; /* Bilan à retourner */
+
+ result = PyObject_IsInstance(arg, (PyObject *)get_python_serializable_object_type());
+
+ switch (result)
+ {
+ case -1:
+ /* L'exception est déjà fixée par Python */
+ result = 0;
+ break;
+
+ case 0:
+ PyErr_SetString(PyExc_TypeError, "unable to convert the provided argument to serializable object");
+ break;
+
+ case 1:
+ *((GSerializableObject **)dst) = G_SERIALIZABLE_OBJECT(pygobject_get(arg));
+ break;
+
+ default:
+ assert(false);
+ break;
+
+ }
+
+ return result;
+
+}
diff --git a/plugins/pychrysalide/glibext/serialize.h b/plugins/pychrysalide/glibext/serialize.h
new file mode 100644
index 0000000..7e831e5
--- /dev/null
+++ b/plugins/pychrysalide/glibext/serialize.h
@@ -0,0 +1,45 @@
+
+/* Chrysalide - Outil d'analyse de fichiers binaires
+ * serialize.h - prototypes pour l'équivalent Python du fichier "analysis/storage/serialize.h"
+ *
+ * Copyright (C) 2020 Cyrille Bagard
+ *
+ * This file is part of Chrysalide.
+ *
+ * Chrysalide 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.
+ *
+ * Chrysalide 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
+ */
+
+
+#ifndef _PLUGINS_PYCHRYSALIDE_ANALYSIS_STORAGE_SERIALIZE_H
+#define _PLUGINS_PYCHRYSALIDE_ANALYSIS_STORAGE_SERIALIZE_H
+
+
+#include <Python.h>
+#include <stdbool.h>
+
+
+
+/* Fournit un accès à une définition de type à diffuser. */
+PyTypeObject *get_python_serializable_object_type(void);
+
+/* Prend en charge l'objet 'pychrysalide.analysis.storage.SerializableObject'. */
+bool ensure_python_serializable_object_is_registered(void);
+
+/* Tente de convertir en objet adapté à une mise en cache. */
+int convert_to_serializable_object(PyObject *, void *);
+
+
+
+#endif /* _PLUGINS_PYCHRYSALIDE_ANALYSIS_STORAGE_SERIALIZE_H */
diff --git a/plugins/pychrysalide/glibext/storage.c b/plugins/pychrysalide/glibext/storage.c
new file mode 100644
index 0000000..c54fe0f
--- /dev/null
+++ b/plugins/pychrysalide/glibext/storage.c
@@ -0,0 +1,687 @@
+
+/* Chrysalide - Outil d'analyse de fichiers binaires
+ * storage.c - équivalent Python du fichier "analysis/storage/storage.c"
+ *
+ * Copyright (C) 2020 Cyrille Bagard
+ *
+ * This file is part of Chrysalide.
+ *
+ * Chrysalide 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.
+ *
+ * Chrysalide 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 "storage.h"
+
+
+#include <pygobject.h>
+
+
+#include <analysis/storage/storage-int.h>
+#include <plugins/dt.h>
+
+
+#include "serialize.h"
+#include "../../access.h"
+#include "../../helpers.h"
+#include "../../common/packed.h"
+
+
+
+/* ------------------------ GLUE POUR CREATION DEPUIS PYTHON ------------------------ */
+
+
+/* Accompagne la création d'une instance dérivée en Python. */
+static PyObject *py_object_storage_new(PyTypeObject *, PyObject *, PyObject *);
+
+/* Initialise une instance sur la base du dérivé de GObject. */
+static int py_object_storage_init(PyObject *, PyObject *, PyObject *);
+
+
+
+/* -------------------------- TAMPON POUR CODE DESASSEMBLE -------------------------- */
+
+
+/* Charge le support d'une conservation d'objets en place. */
+static PyObject *py_object_storage_load(PyObject *, PyObject *);
+
+/* Sauvegarde le support d'une conservation d'objets en place. */
+static PyObject *py_object_storage_store(PyObject *, PyObject *);
+
+/* Charge un objet à partir de données rassemblées. */
+static PyObject *py_object_storage_load_object(PyObject *, PyObject *);
+
+/* Charge un objet interne à partir de données rassemblées. */
+static PyObject *py_object_storage_unpack_object(PyObject *, PyObject *);
+
+/* Sauvegarde un object sous forme de données rassemblées. */
+static PyObject *py_object_storage_store_object(PyObject *, PyObject *);
+
+/* Sauvegarde un object interne sous forme de données. */
+static PyObject *py_object_storage_pack_object(PyObject *, PyObject *);
+
+
+
+/* ---------------------------------------------------------------------------------- */
+/* GLUE POUR CREATION DEPUIS PYTHON */
+/* ---------------------------------------------------------------------------------- */
+
+
+/******************************************************************************
+* *
+* Paramètres : type = type du nouvel objet à mettre en place. *
+* args = éventuelle liste d'arguments. *
+* kwds = éventuel dictionnaire de valeurs mises à disposition. *
+* *
+* Description : Accompagne la création d'une instance dérivée en Python. *
+* *
+* Retour : Nouvel objet Python mis en place ou NULL en cas d'échec. *
+* *
+* Remarques : - *
+* *
+******************************************************************************/
+
+static PyObject *py_object_storage_new(PyTypeObject *type, PyObject *args, PyObject *kwds)
+{
+ PyObject *result; /* Objet à retourner */
+ PyTypeObject *base; /* Type de base à dériver */
+ bool first_time; /* Evite les multiples passages*/
+ GType gtype; /* Nouveau type de processeur */
+ bool status; /* Bilan d'un enregistrement */
+
+ /* Validations diverses */
+
+ base = get_python_object_storage_type();
+
+ if (type == base)
+ goto simple_way;
+
+ /* Mise en place d'un type dédié */
+
+ first_time = (g_type_from_name(type->tp_name) == 0);
+
+ gtype = build_dynamic_type(G_TYPE_OBJECT_STORAGE, type->tp_name, NULL, NULL, NULL);
+
+ if (first_time)
+ {
+ status = register_class_for_dynamic_pygobject(gtype, type);
+
+ if (!status)
+ {
+ result = NULL;
+ goto exit;
+ }
+
+ }
+
+ /* On crée, et on laisse ensuite la main à PyGObject_Type.tp_init() */
+
+ simple_way:
+
+ result = PyType_GenericNew(type, args, kwds);
+
+ exit:
+
+ return result;
+
+}
+
+
+/******************************************************************************
+* *
+* Paramètres : self = objet à initialiser (théoriquement). *
+* args = arguments fournis à l'appel. *
+* kwds = arguments de type key=val fournis. *
+* *
+* Description : Initialise une instance sur la base du dérivé de GObject. *
+* *
+* Retour : 0. *
+* *
+* Remarques : - *
+* *
+******************************************************************************/
+
+static int py_object_storage_init(PyObject *self, PyObject *args, PyObject *kwds)
+{
+ const char *hash; /* Empreinte de contenu */
+ int ret; /* Bilan de lecture des args. */
+ GObjectStorage *storage; /* Mécanismes natifs */
+
+#define OBJECT_STORAGE_DOC \
+ "The ObjectStorage object manages the generic storage of GLib" \
+ " objects through serialization.\n" \
+ "\n" \
+ "Instances can be created using the following constructor:\n" \
+ "\n" \
+ " ObjectStorage(hash)" \
+ "\n" \
+ "Where *hash* should a string built from the checksum of the" \
+ " relative binary content linked to the storage.pychrysalide."
+
+ /* Récupération des paramètres */
+
+ ret = PyArg_ParseTuple(args, "s", &hash);
+ if (!ret) return -1;
+
+ /* Initialisation d'un objet GLib */
+
+ ret = forward_pygobjet_init(self);
+ if (ret == -1) return -1;
+
+ /* Eléments de base */
+
+ storage = G_OBJECT_STORAGE(pygobject_get(self));
+
+ storage->hash = strdup(hash);
+
+ return 0;
+
+}
+
+
+
+/* ---------------------------------------------------------------------------------- */
+/* TAMPON POUR CODE DESASSEMBLE */
+/* ---------------------------------------------------------------------------------- */
+
+
+/******************************************************************************
+* *
+* Paramètres : self = classe représentant une mémorisation de types. *
+* args = arguments fournis à l'appel. *
+* *
+* Description : Charge le support d'une conservation d'objets en place. *
+* *
+* Retour : Gestionnaire de conservations construit ou None si erreur. *
+* *
+* Remarques : - *
+* *
+******************************************************************************/
+
+static PyObject *py_object_storage_load(PyObject *self, PyObject *args)
+{
+ PyObject *result; /* Emplacement à retourner */
+ packed_buffer_t *pbuf; /* Tampon de données à employer*/
+ int ret; /* Bilan de lecture des args. */
+ GObjectStorage *storage; /* Mécanismes natifs */
+
+#define OBJECT_STORAGE_LOAD_METHOD PYTHON_METHOD_DEF \
+( \
+ load, "pbuf, /", \
+ METH_STATIC | METH_VARARGS, py_object_storage, \
+ "Construct a new storage from a buffer.\n" \
+ "\n" \
+ "The *pbuf* has to be an instance of type" \
+ " pychrysalide.common.PackedBuffer.\n" \
+ "\n" \
+ "The result is a new pychrysalide.analysis.storage.ObjectStorage" \
+ " object on success, *None* otherwise." \
+)
+
+ ret = PyArg_ParseTuple(args, "O&", convert_to_packed_buffer, &pbuf);
+ if (!ret) return NULL;
+
+ storage = g_object_storage_load(pbuf);
+
+ if (storage == NULL)
+ {
+ result = Py_None;
+ Py_INCREF(result);
+ }
+ else
+ {
+ result = pygobject_new(G_OBJECT(storage));
+ g_object_unref(G_OBJECT(storage));
+ }
+
+ return result;
+
+}
+
+
+/******************************************************************************
+* *
+* Paramètres : self = classe représentant une mémorisation de types. *
+* args = arguments fournis à l'appel. *
+* *
+* Description : Sauvegarde le support d'une conservation d'objets en place. *
+* *
+* Retour : Bilan de l'opération. *
+* *
+* Remarques : - *
+* *
+******************************************************************************/
+
+static PyObject *py_object_storage_store(PyObject *self, PyObject *args)
+{
+ PyObject *result; /* Emplacement à retourner */
+ packed_buffer_t *pbuf; /* Tampon de données à employer*/
+ int ret; /* Bilan de lecture des args. */
+ GObjectStorage *storage; /* Mécanismes natifs */
+ bool status; /* Bilan de l'opération */
+
+#define OBJECT_STORAGE_STORE_METHOD PYTHON_METHOD_DEF \
+( \
+ store, "$self, pbuf, /", \
+ METH_VARARGS, py_object_storage, \
+ "Save a storage into a buffer.\n" \
+ "\n" \
+ "The *pbuf* has to be an instance of type" \
+ " pychrysalide.common.PackedBuffer.\n" \
+ "\n" \
+ "The result is *True* on success, *False* otherwise." \
+)
+
+ ret = PyArg_ParseTuple(args, "O&", convert_to_packed_buffer, &pbuf);
+ if (!ret) return NULL;
+
+ storage = G_OBJECT_STORAGE(pygobject_get(self));
+
+ status = g_object_storage_store(storage, pbuf);
+
+ result = status ? Py_True : Py_False;
+ Py_INCREF(result);
+
+ return result;
+
+}
+
+
+/******************************************************************************
+* *
+* Paramètres : self = classe représentant une mémorisation de types. *
+* args = arguments fournis à l'appel. *
+* *
+* Description : Charge un objet à partir de données rassemblées. *
+* *
+* Retour : Objet restauré en mémoire ou None en cas d'échec. *
+* *
+* Remarques : - *
+* *
+******************************************************************************/
+
+static PyObject *py_object_storage_load_object(PyObject *self, PyObject *args)
+{
+ PyObject *result; /* Bilan à retourner */
+ const char *name; /* Désignation de groupe */
+ unsigned long long pos; /* Emplacement des données */
+ int ret; /* Bilan de lecture des args. */
+ GObjectStorage *storage; /* Mécanismes natifs */
+ GSerializableObject *object; /* Objet reconstruit ou NULL */
+
+#define OBJECT_STORAGE_LOAD_OBJECT_METHOD PYTHON_METHOD_DEF \
+( \
+ load_object, "$self, name, pos, /", \
+ METH_VARARGS, py_object_storage, \
+ "Load an object from serialized data.\n" \
+ "\n" \
+ "The *name* is a string label for the group of target objects and" \
+ " *pos* is an offset into the data stream indicating the start of" \
+ " the data to unserialize.\n" \
+ "\n" \
+ "The result is a pychrysalide.analysis.storage.SerializableObject" \
+ " instancet in case of success, or None in case of failure." \
+)
+
+ ret = PyArg_ParseTuple(args, "sK", &name, &pos);
+ if (!ret) return NULL;
+
+ storage = G_OBJECT_STORAGE(pygobject_get(self));
+
+ object = g_object_storage_load_object(storage, name, pos);
+
+ if (object != NULL)
+ result = pygobject_new(G_OBJECT(object));
+ else
+ {
+ result = Py_None;
+ Py_INCREF(result);
+ }
+
+ return result;
+
+}
+
+
+/******************************************************************************
+* *
+* Paramètres : self = classe représentant une mémorisation de types. *
+* args = arguments fournis à l'appel. *
+* *
+* Description : Charge un objet interne à partir de données rassemblées. *
+* *
+* Retour : Objet restauré en mémoire ou None en cas d'échec. *
+* *
+* Remarques : - *
+* *
+******************************************************************************/
+
+static PyObject *py_object_storage_unpack_object(PyObject *self, PyObject *args)
+{
+ PyObject *result; /* Bilan à retourner */
+ const char *name; /* Désignation de groupe */
+ packed_buffer_t *pbuf; /* Tampon de données à employer*/
+ int ret; /* Bilan de lecture des args. */
+ GObjectStorage *storage; /* Mécanismes natifs */
+ GSerializableObject *object; /* Objet reconstruit ou NULL */
+
+#define OBJECT_STORAGE_UNPACK_OBJECT_METHOD PYTHON_METHOD_DEF \
+( \
+ unpack_object, "$self, name, pbuf, /", \
+ METH_VARARGS, py_object_storage, \
+ "Load an object from a buffer with a location pointing to data.\n" \
+ "\n" \
+ "The *name* is a string label for the group of target objects and" \
+ " *pbuf* has to be a pychrysalide.common.PackedBuffer instance.\n" \
+ "\n" \
+ "The result is a pychrysalide.analysis.storage.SerializableObject" \
+ " instancet in case of success, or None in case of failure." \
+)
+
+ ret = PyArg_ParseTuple(args, "sO&", &name, convert_to_packed_buffer, &pbuf);
+ if (!ret) return NULL;
+
+ storage = G_OBJECT_STORAGE(pygobject_get(self));
+
+ object = g_object_storage_unpack_object(storage, name, pbuf);
+
+ if (object != NULL)
+ result = pygobject_new(G_OBJECT(object));
+ else
+ {
+ result = Py_None;
+ Py_INCREF(result);
+ }
+
+ return result;
+
+}
+
+
+/******************************************************************************
+* *
+* Paramètres : self = classe représentant une mémorisation de types. *
+* args = arguments fournis à l'appel. *
+* *
+* Description : Sauvegarde un object sous forme de données rassemblées. *
+* *
+* Retour : Bilan de l'opération. *
+* *
+* Remarques : - *
+* *
+******************************************************************************/
+
+static PyObject *py_object_storage_store_object(PyObject *self, PyObject *args)
+{
+ PyObject *result; /* Emplacement à retourner */
+ const char *name; /* Désignation de groupe */
+ GSerializableObject *object; /* Objet à traiter */
+ int ret; /* Bilan de lecture des args. */
+ GObjectStorage *storage; /* Mécanismes natifs */
+ off64_t pos; /* Emplacement d'enregistrement*/
+ bool status; /* Bilan de l'opération */
+
+#define OBJECT_STORAGE_STORE_OBJECT_METHOD PYTHON_METHOD_DEF \
+( \
+ store_object, "$self, name, object, /", \
+ METH_VARARGS, py_object_storage, \
+ "Save an object as serialized data.\n" \
+ "\n" \
+ "The *name* is a string label for the group of target objects" \
+ " and the processed *object* has to be a" \
+ " pychrysalide.analysis.storage.SerializableObject instance.\n" \
+ "\n" \
+ "The result is the position of the data for stored object," \
+ " provided as an integer offset, in case of success or None" \
+ " in case of failure." \
+)
+
+ ret = PyArg_ParseTuple(args, "sO&", &name, convert_to_serializable_object, &object);
+ if (!ret) return NULL;
+
+ storage = G_OBJECT_STORAGE(pygobject_get(self));
+
+ status = g_object_storage_store_object(storage, name, object, &pos);
+
+ if (status)
+ result = PyLong_FromUnsignedLongLong((unsigned long long)pos);
+ else
+ {
+ result = Py_None;
+ Py_INCREF(result);
+ }
+
+ return result;
+
+}
+
+
+/******************************************************************************
+* *
+* Paramètres : self = classe représentant une mémorisation de types. *
+* args = arguments fournis à l'appel. *
+* *
+* Description : Sauvegarde un object interne sous forme de données. *
+* *
+* Retour : Bilan de l'opération. *
+* *
+* Remarques : - *
+* *
+******************************************************************************/
+
+static PyObject *py_object_storage_pack_object(PyObject *self, PyObject *args)
+{
+ PyObject *result; /* Emplacement à retourner */
+ const char *name; /* Désignation de groupe */
+ GSerializableObject *object; /* Objet à traiter */
+ packed_buffer_t *pbuf; /* Tampon de données à employer*/
+ int ret; /* Bilan de lecture des args. */
+ GObjectStorage *storage; /* Mécanismes natifs */
+ bool status; /* Bilan de l'opération */
+
+#define OBJECT_STORAGE_PACK_OBJECT_METHOD PYTHON_METHOD_DEF \
+( \
+ pack_object, "$self, name, object, pbuf/", \
+ METH_VARARGS, py_object_storage, \
+ "Save an object as serialized data and store the location of" \
+ " the data intro a buffer.\n" \
+ "\n" \
+ "The *name* is a string label for the group of target objects," \
+ " the processed *object* has to be a" \
+ " pychrysalide.analysis.storage.SerializableObject instance" \
+ " and *pbuf* is expected to be a" \
+ " pychrysalide.common.PackedBuffer instance.\n" \
+ "\n" \
+ "The status of the operation is returned as a boolean value:" \
+ " *True* for success, *False* for failure." \
+)
+
+ ret = PyArg_ParseTuple(args, "sO&O&", &name, convert_to_serializable_object, &object,
+ convert_to_packed_buffer, &pbuf);
+ if (!ret) return NULL;
+
+ storage = G_OBJECT_STORAGE(pygobject_get(self));
+
+ status = g_object_storage_pack_object(storage, name, object, pbuf);
+
+ result = status ? Py_True : Py_False;
+ Py_INCREF(result);
+
+ return result;
+
+}
+
+
+/******************************************************************************
+* *
+* Paramètres : - *
+* *
+* Description : Fournit un accès à une définition de type à diffuser. *
+* *
+* Retour : Définition d'objet pour Python. *
+* *
+* Remarques : - *
+* *
+******************************************************************************/
+
+PyTypeObject *get_python_object_storage_type(void)
+{
+ static PyMethodDef py_object_storage_methods[] = {
+ OBJECT_STORAGE_LOAD_METHOD,
+ OBJECT_STORAGE_STORE_METHOD,
+ OBJECT_STORAGE_LOAD_OBJECT_METHOD,
+ OBJECT_STORAGE_UNPACK_OBJECT_METHOD,
+ OBJECT_STORAGE_STORE_OBJECT_METHOD,
+ OBJECT_STORAGE_PACK_OBJECT_METHOD,
+ { NULL }
+ };
+
+ static PyGetSetDef py_object_storage_getseters[] = {
+ { NULL }
+ };
+
+ static PyTypeObject py_object_storage_type = {
+
+ PyVarObject_HEAD_INIT(NULL, 0)
+
+ .tp_name = "pychrysalide.analysis.storage.ObjectStorage",
+ .tp_basicsize = sizeof(PyGObject),
+
+ .tp_flags = Py_TPFLAGS_DEFAULT,
+
+ .tp_doc = OBJECT_STORAGE_DOC,
+
+ .tp_methods = py_object_storage_methods,
+ .tp_getset = py_object_storage_getseters,
+
+ .tp_init = py_object_storage_init,
+ .tp_new = py_object_storage_new
+
+ };
+
+ return &py_object_storage_type;
+
+}
+
+
+/******************************************************************************
+* *
+* Paramètres : module = module dont la définition est à compléter. *
+* *
+* Description : Prend en charge l'objet 'pychrysalide....ObjectStorage'. *
+* *
+* Retour : Bilan de l'opération. *
+* *
+* Remarques : - *
+* *
+******************************************************************************/
+
+bool ensure_python_object_storage_is_registered(void)
+{
+ PyTypeObject *type; /* Type Python 'ObjectStorage' */
+ PyObject *module; /* Module à recompléter */
+ PyObject *dict; /* Dictionnaire du module */
+
+ type = get_python_object_storage_type();
+
+ if (!PyType_HasFeature(type, Py_TPFLAGS_READY))
+ {
+ module = get_access_to_python_module("pychrysalide.analysis.storage");
+
+ dict = PyModule_GetDict(module);
+
+ if (!register_class_for_pygobject(dict, G_TYPE_OBJECT_STORAGE, type))
+ return false;
+
+ }
+
+ return true;
+
+}
+
+
+/******************************************************************************
+* *
+* Paramètres : arg = argument quelconque à tenter de convertir. *
+* dst = destination des valeurs récupérées en cas de succès. *
+* *
+* Description : Tente de convertir en conservateur d'objets. *
+* *
+* Retour : Bilan de l'opération, voire indications supplémentaires. *
+* *
+* Remarques : - *
+* *
+******************************************************************************/
+
+int convert_to_object_storage(PyObject *arg, void *dst)
+{
+ int result; /* Bilan à retourner */
+
+ result = PyObject_IsInstance(arg, (PyObject *)get_python_object_storage_type());
+
+ switch (result)
+ {
+ case -1:
+ /* L'exception est déjà fixée par Python */
+ result = 0;
+ break;
+
+ case 0:
+ PyErr_SetString(PyExc_TypeError, "unable to convert the provided argument to object storage");
+ break;
+
+ case 1:
+ *((GObjectStorage **)dst) = G_OBJECT_STORAGE(pygobject_get(arg));
+ break;
+
+ default:
+ assert(false);
+ break;
+
+ }
+
+ return result;
+
+}
+
+
+/******************************************************************************
+* *
+* Paramètres : arg = argument quelconque à tenter de convertir. *
+* dst = destination des valeurs récupérées en cas de succès. *
+* *
+* Description : Tente de convertir en conservateur d'objets ou NULL. *
+* *
+* Retour : Bilan de l'opération, voire indications supplémentaires. *
+* *
+* Remarques : - *
+* *
+******************************************************************************/
+
+int convert_to_object_storage_or_none(PyObject *arg, void *dst)
+{
+ int result; /* Bilan à retourner */
+
+ if (arg == Py_None)
+ {
+ *((GTypeMemory **)dst) = NULL;
+ result = 1;
+ }
+
+ else
+ result = convert_to_object_storage(arg, dst);
+
+ return result;
+
+}
diff --git a/plugins/pychrysalide/glibext/storage.h b/plugins/pychrysalide/glibext/storage.h
new file mode 100644
index 0000000..a0a2c18
--- /dev/null
+++ b/plugins/pychrysalide/glibext/storage.h
@@ -0,0 +1,48 @@
+
+/* Chrysalide - Outil d'analyse de fichiers binaires
+ * storage.h - prototypes pour l'équivalent Python du fichier "analysis/storage/storage.h"
+ *
+ * Copyright (C) 2020 Cyrille Bagard
+ *
+ * This file is part of Chrysalide.
+ *
+ * Chrysalide 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.
+ *
+ * Chrysalide 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
+ */
+
+
+#ifndef _PLUGINS_PYCHRYSALIDE_ANALYSIS_STORAGE_STORAGE_H
+#define _PLUGINS_PYCHRYSALIDE_ANALYSIS_STORAGE_STORAGE_H
+
+
+#include <Python.h>
+#include <stdbool.h>
+
+
+
+/* Fournit un accès à une définition de type à diffuser. */
+PyTypeObject *get_python_object_storage_type(void);
+
+/* Prend en charge l'objet 'pychrysalide.analysis.storage.ObjectStorage'. */
+bool ensure_python_object_storage_is_registered(void);
+
+/* Tente de convertir en conservateur d'objets. */
+int convert_to_object_storage(PyObject *, void *);
+
+/* Tente de convertir en conservateur d'objets ou NULL. */
+int convert_to_object_storage_or_none(PyObject *, void *);
+
+
+
+#endif /* _PLUGINS_PYCHRYSALIDE_ANALYSIS_STORAGE_STORAGE_H */
diff --git a/plugins/pychrysalide/glibext/tpmem.c b/plugins/pychrysalide/glibext/tpmem.c
new file mode 100644
index 0000000..ae07008
--- /dev/null
+++ b/plugins/pychrysalide/glibext/tpmem.c
@@ -0,0 +1,508 @@
+
+/* Chrysalide - Outil d'analyse de fichiers binaires
+ * tpmem.c - équivalent Python du fichier "analysis/storage/tpmem.c"
+ *
+ * Copyright (C) 2020 Cyrille Bagard
+ *
+ * This file is part of Chrysalide.
+ *
+ * Chrysalide 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.
+ *
+ * Chrysalide 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 "tpmem.h"
+
+
+#include <pygobject.h>
+
+
+#include <analysis/storage/tpmem.h>
+#include <plugins/dt.h>
+
+
+#include "../../access.h"
+#include "../../helpers.h"
+#include "../../common/packed.h"
+
+
+
+/* ------------------------ GLUE POUR CREATION DEPUIS PYTHON ------------------------ */
+
+
+/* Accompagne la création d'une instance dérivée en Python. */
+static PyObject *py_type_memory_new(PyTypeObject *, PyObject *, PyObject *);
+
+/* Initialise une instance sur la base du dérivé de GObject. */
+static int py_type_memory_init(PyObject *, PyObject *, PyObject *);
+
+
+
+/* -------------------------- TAMPON POUR CODE DESASSEMBLE -------------------------- */
+
+
+/* Apprend tous les types mémorisés dans un tampon. */
+static PyObject *py_type_memory_load_types(PyObject *, PyObject *);
+
+/* Crée une nouvelle instance d'objet à partir de son type. */
+static PyObject *py_type_memory_create_object(PyObject *, PyObject *);
+
+/* Sauvegarde le type d'un objet instancié. */
+static PyObject *py_type_memory_store_object_gtype(PyObject *, PyObject *);
+
+/* Enregistre tous les types mémorisés dans un tampon. */
+static PyObject *py_type_memory_store_types(PyObject *, PyObject *);
+
+
+
+/* ---------------------------------------------------------------------------------- */
+/* GLUE POUR CREATION DEPUIS PYTHON */
+/* ---------------------------------------------------------------------------------- */
+
+
+/******************************************************************************
+* *
+* Paramètres : type = type du nouvel objet à mettre en place. *
+* args = éventuelle liste d'arguments. *
+* kwds = éventuel dictionnaire de valeurs mises à disposition. *
+* *
+* Description : Accompagne la création d'une instance dérivée en Python. *
+* *
+* Retour : Nouvel objet Python mis en place ou NULL en cas d'échec. *
+* *
+* Remarques : - *
+* *
+******************************************************************************/
+
+static PyObject *py_type_memory_new(PyTypeObject *type, PyObject *args, PyObject *kwds)
+{
+ PyObject *result; /* Objet à retourner */
+ PyTypeObject *base; /* Type de base à dériver */
+ bool first_time; /* Evite les multiples passages*/
+ GType gtype; /* Nouveau type de processeur */
+ bool status; /* Bilan d'un enregistrement */
+
+ /* Validations diverses */
+
+ base = get_python_type_memory_type();
+
+ if (type == base)
+ goto simple_way;
+
+ /* Mise en place d'un type dédié */
+
+ first_time = (g_type_from_name(type->tp_name) == 0);
+
+ gtype = build_dynamic_type(G_TYPE_TYPE_MEMORY, type->tp_name, NULL, NULL, NULL);
+
+ if (first_time)
+ {
+ status = register_class_for_dynamic_pygobject(gtype, type);
+
+ if (!status)
+ {
+ result = NULL;
+ goto exit;
+ }
+
+ }
+
+ /* On crée, et on laisse ensuite la main à PyGObject_Type.tp_init() */
+
+ simple_way:
+
+ result = PyType_GenericNew(type, args, kwds);
+
+ exit:
+
+ return result;
+
+}
+
+
+/******************************************************************************
+* *
+* Paramètres : self = objet à initialiser (théoriquement). *
+* args = arguments fournis à l'appel. *
+* kwds = arguments de type key=val fournis. *
+* *
+* Description : Initialise une instance sur la base du dérivé de GObject. *
+* *
+* Retour : 0. *
+* *
+* Remarques : - *
+* *
+******************************************************************************/
+
+static int py_type_memory_init(PyObject *self, PyObject *args, PyObject *kwds)
+{
+ int ret; /* Bilan de lecture des args. */
+
+#define TYPE_MEMORY_DOC \
+ "The TypeMemory remembers all the types of objects involved in" \
+ " a serialization process.\n" \
+ "\n" \
+ "Instances can be created using the following constructor:\n" \
+ "\n" \
+ " TypeMemory()" \
+
+ /* Initialisation d'un objet GLib */
+
+ ret = forward_pygobjet_init(self);
+ if (ret == -1) return -1;
+
+ return 0;
+
+}
+
+
+
+/* ---------------------------------------------------------------------------------- */
+/* TAMPON POUR CODE DESASSEMBLE */
+/* ---------------------------------------------------------------------------------- */
+
+
+/******************************************************************************
+* *
+* Paramètres : self = classe représentant une mémorisation de types. *
+* args = arguments fournis à l'appel. *
+* *
+* Description : Apprend tous les types mémorisés dans un tampon. *
+* *
+* Retour : Bilan de l'opération. *
+* *
+* Remarques : - *
+* *
+******************************************************************************/
+
+static PyObject *py_type_memory_load_types(PyObject *self, PyObject *args)
+{
+ PyObject *result; /* Bilan à retourner */
+ packed_buffer_t *pbuf; /* Tampon à consulter */
+ int ret; /* Bilan de lecture des args. */
+ GTypeMemory *tpmem; /* Mémorisation native */
+ bool status; /* Bilan de l'opération */
+
+#define TYPE_MEMORY_LOAD_TYPES_METHOD PYTHON_METHOD_DEF \
+( \
+ load_types, "$self, pbuf", \
+ METH_VARARGS, py_type_memory, \
+ "Read types from a buffer.\n" \
+ "\n" \
+ "This operation is usually handled internally by the" \
+ " Chrysalide's core.\n" \
+ "\n" \
+ "The *pbuf* parameter is a pychrysalide.common.PackedBuffer"\
+ " instance providing buffered data to read." \
+ "\n" \
+ "The result is a boolean value indicating the status of" \
+ " the operation: True for success, False for failure." \
+)
+
+ ret = PyArg_ParseTuple(args, "O&", convert_to_packed_buffer, &pbuf);
+ if (!ret) return NULL;
+
+ tpmem = G_TYPE_MEMORY(pygobject_get(self));
+
+ status = g_type_memory_load_types(tpmem, pbuf);
+
+ result = status ? Py_True : Py_False;
+ Py_INCREF(result);
+
+ return result;
+
+}
+
+
+/******************************************************************************
+* *
+* Paramètres : self = classe représentant une mémorisation de types. *
+* args = arguments fournis à l'appel. *
+* *
+* Description : Crée une nouvelle instance d'objet à partir de son type. *
+* *
+* Retour : Instance issue de l'opération ou NULL. *
+* *
+* Remarques : - *
+* *
+******************************************************************************/
+
+static PyObject *py_type_memory_create_object(PyObject *self, PyObject *args)
+{
+ PyObject *result; /* Instance à retourner */
+ packed_buffer_t *pbuf; /* Tampon à consulter */
+ int ret; /* Bilan de lecture des args. */
+ GTypeMemory *tpmem; /* Mémorisation native */
+ GObject *obj; /* Instance retournée */
+
+#define TYPE_MEMORY_CREATE_OBJECT_METHOD PYTHON_METHOD_DEF \
+( \
+ create_object, "$self, pbuf", \
+ METH_VARARGS, py_type_memory, \
+ "Create a new GLib object from serialized data.\n" \
+ "\n" \
+ "The *pbuf* parameter is a pychrysalide.common.PackedBuffer" \
+ " instance providing buffered data to read." \
+ "\n" \
+ "The result is a Python object linked to a native GLib" \
+ " object instance." \
+)
+
+ ret = PyArg_ParseTuple(args, "O&", convert_to_packed_buffer, &pbuf);
+ if (!ret) return NULL;
+
+ tpmem = G_TYPE_MEMORY(pygobject_get(self));
+
+ obj = g_type_memory_create_object(tpmem, pbuf);
+
+ result = pygobject_new(obj);
+
+ return result;
+
+}
+
+
+/******************************************************************************
+* *
+* Paramètres : self = classe représentant une mémorisation de types. *
+* args = arguments fournis à l'appel. *
+* *
+* Description : Sauvegarde le type d'un objet instancié. *
+* *
+* Retour : Bilan de l'opération. *
+* *
+* Remarques : - *
+* *
+******************************************************************************/
+
+static PyObject *py_type_memory_store_object_gtype(PyObject *self, PyObject *args)
+{
+ PyObject *result; /* Bilan à retourner */
+ GObject *obj; /* Instance à traiter */
+ packed_buffer_t *pbuf; /* Tampon à consulter */
+ int ret; /* Bilan de lecture des args. */
+ GTypeMemory *tpmem; /* Mémorisation native */
+ bool status; /* Bilan de l'opération */
+
+#define TYPE_MEMORY_STORE_OBJECT_GTYPE_METHOD PYTHON_METHOD_DEF \
+( \
+ store_object_gtype, "$self, obj, pbuf", \
+ METH_VARARGS, py_type_memory, \
+ "Create a new GLib object from serialized data.\n" \
+ "\n" \
+ "The *obj* parameter is the Python version of the GObject" \
+ " whose type is to process and the *pbuf* parameter is a" \
+ " pychrysalide.common.PackedBuffer instance providing buffered" \
+ " data to extend." \
+ "\n" \
+ "The result is a boolean value indicating the status of the" \
+ " operation: True for success, False for failure." \
+)
+
+ ret = PyArg_ParseTuple(args, "O!O&", PyGObject_Type, &obj, convert_to_packed_buffer, &pbuf);
+ if (!ret) return NULL;
+
+ tpmem = G_TYPE_MEMORY(pygobject_get(self));
+
+ status = g_type_memory_store_object_gtype(tpmem, obj, pbuf);
+
+ result = status ? Py_True : Py_False;
+ Py_INCREF(result);
+
+ return result;
+
+}
+
+
+/******************************************************************************
+* *
+* Paramètres : self = classe représentant une mémorisation de types. *
+* args = arguments fournis à l'appel. *
+* *
+* Description : Enregistre tous les types mémorisés dans un tampon. *
+* *
+* Retour : Bilan de l'opération. *
+* *
+* Remarques : - *
+* *
+******************************************************************************/
+
+static PyObject *py_type_memory_store_types(PyObject *self, PyObject *args)
+{
+ PyObject *result; /* Bilan à retourner */
+ packed_buffer_t *pbuf; /* Tampon à consulter */
+ int ret; /* Bilan de lecture des args. */
+ GTypeMemory *tpmem; /* Mémorisation native */
+ bool status; /* Bilan de l'opération */
+
+#define TYPE_MEMORY_STORE_TYPES_METHOD PYTHON_METHOD_DEF \
+( \
+ store_types, "$self, pbuf", \
+ METH_VARARGS, py_type_memory, \
+ "Write types into a buffer.\n" \
+ "\n" \
+ "This operation is usually handled internally by the" \
+ " Chrysalide's core.\n" \
+ "\n" \
+ "The *pbuf* parameter is a pychrysalide.common.PackedBuffer"\
+ " instance providing buffered data to read." \
+ "\n" \
+ "The result is a boolean value indicating the status of" \
+ " the operation: True for success, False for failure." \
+)
+
+ ret = PyArg_ParseTuple(args, "O&", convert_to_packed_buffer, &pbuf);
+ if (!ret) return NULL;
+
+ tpmem = G_TYPE_MEMORY(pygobject_get(self));
+
+ status = g_type_memory_store_types(tpmem, pbuf);
+
+ result = status ? Py_True : Py_False;
+ Py_INCREF(result);
+
+ return result;
+
+}
+
+
+/******************************************************************************
+* *
+* Paramètres : - *
+* *
+* Description : Fournit un accès à une définition de type à diffuser. *
+* *
+* Retour : Définition d'objet pour Python. *
+* *
+* Remarques : - *
+* *
+******************************************************************************/
+
+PyTypeObject *get_python_type_memory_type(void)
+{
+ static PyMethodDef py_type_memory_methods[] = {
+ TYPE_MEMORY_LOAD_TYPES_METHOD,
+ TYPE_MEMORY_CREATE_OBJECT_METHOD,
+ TYPE_MEMORY_STORE_OBJECT_GTYPE_METHOD,
+ TYPE_MEMORY_STORE_TYPES_METHOD,
+ { NULL }
+ };
+
+ static PyGetSetDef py_type_memory_getseters[] = {
+ { NULL }
+ };
+
+ static PyTypeObject py_type_memory_type = {
+
+ PyVarObject_HEAD_INIT(NULL, 0)
+
+ .tp_name = "pychrysalide.analysis.storage.TypeMemory",
+ .tp_basicsize = sizeof(PyGObject),
+
+ .tp_flags = Py_TPFLAGS_DEFAULT,
+
+ .tp_doc = TYPE_MEMORY_DOC,
+
+ .tp_methods = py_type_memory_methods,
+ .tp_getset = py_type_memory_getseters,
+
+ .tp_init = py_type_memory_init,
+ .tp_new = py_type_memory_new
+
+ };
+
+ return &py_type_memory_type;
+
+}
+
+
+/******************************************************************************
+* *
+* Paramètres : module = module dont la définition est à compléter. *
+* *
+* Description : Prend en charge l'objet 'pychrysalide.analysis...TypeMemory'.*
+* *
+* Retour : Bilan de l'opération. *
+* *
+* Remarques : - *
+* *
+******************************************************************************/
+
+bool ensure_python_type_memory_is_registered(void)
+{
+ PyTypeObject *type; /* Type Python 'BufferCache' */
+ PyObject *module; /* Module à recompléter */
+ PyObject *dict; /* Dictionnaire du module */
+
+ type = get_python_type_memory_type();
+
+ if (!PyType_HasFeature(type, Py_TPFLAGS_READY))
+ {
+ module = get_access_to_python_module("pychrysalide.analysis.storage");
+
+ dict = PyModule_GetDict(module);
+
+ if (!register_class_for_pygobject(dict, G_TYPE_TYPE_MEMORY, type))
+ return false;
+
+ }
+
+ return true;
+
+}
+
+
+/******************************************************************************
+* *
+* Paramètres : arg = argument quelconque à tenter de convertir. *
+* dst = destination des valeurs récupérées en cas de succès. *
+* *
+* Description : Tente de convertir en mémorisation de types. *
+* *
+* Retour : Bilan de l'opération, voire indications supplémentaires. *
+* *
+* Remarques : - *
+* *
+******************************************************************************/
+
+int convert_to_type_memory(PyObject *arg, void *dst)
+{
+ int result; /* Bilan à retourner */
+
+ result = PyObject_IsInstance(arg, (PyObject *)get_python_type_memory_type());
+
+ switch (result)
+ {
+ case -1:
+ /* L'exception est déjà fixée par Python */
+ result = 0;
+ break;
+
+ case 0:
+ PyErr_SetString(PyExc_TypeError, "unable to convert the provided argument to buffer cache");
+ break;
+
+ case 1:
+ *((GTypeMemory **)dst) = G_TYPE_MEMORY(pygobject_get(arg));
+ break;
+
+ default:
+ assert(false);
+ break;
+
+ }
+
+ return result;
+
+}
diff --git a/plugins/pychrysalide/glibext/tpmem.h b/plugins/pychrysalide/glibext/tpmem.h
new file mode 100644
index 0000000..1085632
--- /dev/null
+++ b/plugins/pychrysalide/glibext/tpmem.h
@@ -0,0 +1,45 @@
+
+/* Chrysalide - Outil d'analyse de fichiers binaires
+ * tpmem.h - prototypes pour l'équivalent Python du fichier "analysis/storage/tpmem.h"
+ *
+ * Copyright (C) 2020 Cyrille Bagard
+ *
+ * This file is part of Chrysalide.
+ *
+ * Chrysalide 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.
+ *
+ * Chrysalide 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
+ */
+
+
+#ifndef _PLUGINS_PYCHRYSALIDE_ANALYSIS_STORAGE_TPMEM_H
+#define _PLUGINS_PYCHRYSALIDE_ANALYSIS_STORAGE_TPMEM_H
+
+
+#include <Python.h>
+#include <stdbool.h>
+
+
+
+/* Fournit un accès à une définition de type à diffuser. */
+PyTypeObject *get_python_type_memory_type(void);
+
+/* Prend en charge l'objet 'pychrysalide.analysis.storage.TypeMemory'. */
+bool ensure_python_type_memory_is_registered(void);
+
+/* Tente de convertir en mémorisation de types. */
+int convert_to_type_memory(PyObject *, void *);
+
+
+
+#endif /* _PLUGINS_PYCHRYSALIDE_ANALYSIS_STORAGE_TPMEM_H */