Save an initial version of rost.

12 files changed, 1099 insertions, 0 deletions

diff --git a/plugins/pychrysalide/analysis/scan/patterns/Makefile.am b/plugins/pychrysalide/analysis/scan/patterns/Makefile.am
new file mode 100644
index 0000000..612f34b
--- /dev/null
+++ b/plugins/pychrysalide/analysis/scan/patterns/Makefile.am
@@ -0,0 +1,20 @@
+
+noinst_LTLIBRARIES = libpychrysaanalysisscanpatterns.la
+
+libpychrysaanalysisscanpatterns_la_SOURCES = \
+	backend.h backend.c						\
+	module.h module.c
+
+libpychrysaanalysisscanpatterns_la_LIBADD = \
+	backends/libpychrysaanalysisscanpatternsbackends.la
+
+libpychrysaanalysisscanpatterns_la_CFLAGS = $(LIBPYTHON_CFLAGS) $(LIBPYGOBJECT_CFLAGS) $(TOOLKIT_CFLAGS) \
+	-I$(top_srcdir)/src -DNO_IMPORT_PYGOBJECT
+
+
+devdir = $(includedir)/chrysalide/$(subdir)
+
+dev_HEADERS = $(libpychrysaanalysisscanpatterns_la_SOURCES:%c=)
+
+
+SUBDIRS = backends
diff --git a/plugins/pychrysalide/analysis/scan/patterns/backend.c b/plugins/pychrysalide/analysis/scan/patterns/backend.c
new file mode 100644
index 0000000..6d668f4
--- /dev/null
+++ b/plugins/pychrysalide/analysis/scan/patterns/backend.c
@@ -0,0 +1,202 @@
+
+/* Chrysalide - Outil d'analyse de fichiers binaires
+ * backend.c - équivalent Python du fichier "analysis/scan/backend.c"
+ *
+ * Copyright (C) 2022 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 "backend.h"
+
+
+#include <pygobject.h>
+
+
+#include <analysis/scan/patterns/backend-int.h>
+
+
+#include "../../../access.h"
+#include "../../../helpers.h"
+
+
+
+CREATE_DYN_ABSTRACT_CONSTRUCTOR(engine_backend, G_TYPE_ENGINE_BACKEND, NULL);
+
+/* Initialise une instance sur la base du dérivé de GObject. */
+static int py_engine_backend_init(PyObject *, PyObject *, PyObject *);
+
+
+
+/******************************************************************************
+*                                                                             *
+*  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_engine_backend_init(PyObject *self, PyObject *args, PyObject *kwds)
+{
+    int ret;                                /* Bilan de lecture des args.  */
+
+#define ENGINE_BACKEND_DOC                                              \
+    "An *EngineBackend* object is the root class of all scan algorithm" \
+    " looking for data patterns."
+
+    /* Initialisation d'un objet GLib */
+
+    ret = forward_pygobjet_init(self);
+    if (ret == -1) return -1;
+
+    return 0;
+
+}
+
+
+/******************************************************************************
+*                                                                             *
+*  Paramètres  : -                                                            *
+*                                                                             *
+*  Description : Fournit un accès à une définition de type à diffuser.        *
+*                                                                             *
+*  Retour      : Définition d'objet pour Python.                              *
+*                                                                             *
+*  Remarques   : -                                                            *
+*                                                                             *
+******************************************************************************/
+
+PyTypeObject *get_python_engine_backend_type(void)
+{
+    static PyMethodDef py_engine_backend_methods[] = {
+        { NULL }
+    };
+
+    static PyGetSetDef py_engine_backend_getseters[] = {
+        { NULL }
+    };
+
+    static PyTypeObject py_engine_backend_type = {
+
+        PyVarObject_HEAD_INIT(NULL, 0)
+
+        .tp_name        = "pychrysalide.analysis.scan.patterns.EngineBackend",
+        .tp_basicsize   = sizeof(PyGObject),
+
+        .tp_flags       = Py_TPFLAGS_DEFAULT,
+
+        .tp_doc         = ENGINE_BACKEND_DOC,
+
+        .tp_methods     = py_engine_backend_methods,
+        .tp_getset      = py_engine_backend_getseters,
+
+        .tp_init        = py_engine_backend_init,
+        .tp_new         = py_engine_backend_new,
+
+    };
+
+    return &py_engine_backend_type;
+
+}
+
+
+/******************************************************************************
+*                                                                             *
+*  Paramètres  : -                                                            *
+*                                                                             *
+*  Description : Prend en charge l'objet 'pychrysalide....EngineBackend'.     *
+*                                                                             *
+*  Retour      : Bilan de l'opération.                                        *
+*                                                                             *
+*  Remarques   : -                                                            *
+*                                                                             *
+******************************************************************************/
+
+bool ensure_python_engine_backend_is_registered(void)
+{
+    PyTypeObject *type;                     /* Type Python 'ScanNamespace' */
+    PyObject *module;                       /* Module à recompléter        */
+    PyObject *dict;                         /* Dictionnaire du module      */
+
+    type = get_python_engine_backend_type();
+
+    if (!PyType_HasFeature(type, Py_TPFLAGS_READY))
+    {
+        module = get_access_to_python_module("pychrysalide.analysis.scan");
+
+        dict = PyModule_GetDict(module);
+
+        if (!register_class_for_pygobject(dict, G_TYPE_ENGINE_BACKEND, type, &PyGObject_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 méthode de recherches.                 *
+*                                                                             *
+*  Retour      : Bilan de l'opération, voire indications supplémentaires.     *
+*                                                                             *
+*  Remarques   : -                                                            *
+*                                                                             *
+******************************************************************************/
+
+int convert_to_engine_backend(PyObject *arg, void *dst)
+{
+    int result;                             /* Bilan à retourner           */
+
+    result = PyObject_IsInstance(arg, (PyObject *)get_python_engine_backend_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 engine backend");
+            break;
+
+        case 1:
+            *((GEngineBackend **)dst) = G_ENGINE_BACKEND(pygobject_get(arg));
+            break;
+
+        default:
+            assert(false);
+            break;
+
+    }
+
+    return result;
+
+}
diff --git a/plugins/pychrysalide/analysis/scan/patterns/backend.h b/plugins/pychrysalide/analysis/scan/patterns/backend.h
new file mode 100644
index 0000000..6b1f4cd
--- /dev/null
+++ b/plugins/pychrysalide/analysis/scan/patterns/backend.h
@@ -0,0 +1,45 @@
+
+/* Chrysalide - Outil d'analyse de fichiers binaires
+ * backend.h - prototypes pour l'équivalent Python du fichier "analysis/scan/backend.h"
+ *
+ * Copyright (C) 2022 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_SCAN_BACKEND_H
+#define _PLUGINS_PYCHRYSALIDE_ANALYSIS_SCAN_BACKEND_H
+
+
+#include <Python.h>
+#include <stdbool.h>
+
+
+
+/* Fournit un accès à une définition de type à diffuser. */
+PyTypeObject *get_python_engine_backend_type(void);
+
+/* Prend en charge l'objet 'pychrysalide.analysis.scan.patterns.EngineBackend'. */
+bool ensure_python_engine_backend_is_registered(void);
+
+/* Tente de convertir en méthode de recherches. */
+int convert_to_engine_backend(PyObject *, void *);
+
+
+
+#endif  /* _PLUGINS_PYCHRYSALIDE_ANALYSIS_SCAN_BACKEND_H */
diff --git a/plugins/pychrysalide/analysis/scan/patterns/backends/Makefile.am b/plugins/pychrysalide/analysis/scan/patterns/backends/Makefile.am
new file mode 100644
index 0000000..cccfc2d
--- /dev/null
+++ b/plugins/pychrysalide/analysis/scan/patterns/backends/Makefile.am
@@ -0,0 +1,15 @@
+
+noinst_LTLIBRARIES = libpychrysaanalysisscanpatternsbackends.la
+
+libpychrysaanalysisscanpatternsbackends_la_SOURCES =		\
+	acism.h acism.c							\
+	bitap.h bitap.c							\
+	module.h module.c
+
+libpychrysaanalysisscanpatternsbackends_la_CFLAGS = $(LIBPYTHON_CFLAGS) $(LIBPYGOBJECT_CFLAGS) $(TOOLKIT_CFLAGS) \
+	-I$(top_srcdir)/src -DNO_IMPORT_PYGOBJECT
+
+
+devdir = $(includedir)/chrysalide/$(subdir)
+
+dev_HEADERS = $(libpychrysaanalysisscanpatternsbackends_la_SOURCES:%c=)
diff --git a/plugins/pychrysalide/analysis/scan/patterns/backends/acism.c b/plugins/pychrysalide/analysis/scan/patterns/backends/acism.c
new file mode 100644
index 0000000..63e653a
--- /dev/null
+++ b/plugins/pychrysalide/analysis/scan/patterns/backends/acism.c
@@ -0,0 +1,214 @@
+
+/* Chrysalide - Outil d'analyse de fichiers binaires
+ * acism.c - équivalent Python du fichier "analysis/scan/patterns/backends/acism.c"
+ *
+ * Copyright (C) 2022 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 "acism.h"
+
+
+#include <pygobject.h>
+
+
+#include <i18n.h>
+#include <analysis/scan/patterns/backends/acism-int.h>
+
+
+#include "../backend.h"
+#include "../../../../access.h"
+#include "../../../../helpers.h"
+
+
+
+CREATE_DYN_CONSTRUCTOR(acism_backend, G_TYPE_ACISM_BACKEND);
+
+/* Initialise une instance sur la base du dérivé de GObject. */
+static int py_acism_backend_init(PyObject *, PyObject *, PyObject *);
+
+
+
+/******************************************************************************
+*                                                                             *
+*  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_acism_backend_init(PyObject *self, PyObject *args, PyObject *kwds)
+{
+    int ret;                                /* Bilan de lecture des args.  */
+
+#define ACISM_BACKEND_DOC                                                 \
+    "A *AcismBackend* class provide an implementation of the Aho-Corasick"  \
+    "  search algorithm with Interleaved State-transition Matrix (ACISM)."  \
+    "\n"                                                                    \
+    "Instances can be created using the following constructor:\n"           \
+    "\n"                                                                    \
+    "    AcismBackend()"                                                    \
+    "\n"                                                                    \
+    "See the relative white paper for more information:"                    \
+    " https://docs.google.com/document/d/1e9Qbn22__togYgQ7PNyCz3YzIIVPKvrf8PCrFa74IFM"
+
+    /* Initialisation d'un objet GLib */
+
+    ret = forward_pygobjet_init(self);
+    if (ret == -1) return -1;
+
+    return 0;
+
+}
+
+
+/******************************************************************************
+*                                                                             *
+*  Paramètres  : -                                                            *
+*                                                                             *
+*  Description : Fournit un accès à une définition de type à diffuser.        *
+*                                                                             *
+*  Retour      : Définition d'objet pour Python.                              *
+*                                                                             *
+*  Remarques   : -                                                            *
+*                                                                             *
+******************************************************************************/
+
+PyTypeObject *get_python_acism_backend_type(void)
+{
+    static PyMethodDef py_acism_backend_methods[] = {
+        { NULL }
+    };
+
+    static PyGetSetDef py_acism_backend_getseters[] = {
+        { NULL }
+    };
+
+    static PyTypeObject py_acism_backend_type = {
+
+        PyVarObject_HEAD_INIT(NULL, 0)
+
+        .tp_name        = "pychrysalide.analysis.scan.patterns.backends.AcismBackend",
+        .tp_basicsize   = sizeof(PyGObject),
+
+        .tp_flags       = Py_TPFLAGS_DEFAULT | Py_TPFLAGS_BASETYPE,
+
+        .tp_doc         = ACISM_BACKEND_DOC,
+
+        .tp_methods     = py_acism_backend_methods,
+        .tp_getset      = py_acism_backend_getseters,
+
+        .tp_init        = py_acism_backend_init,
+        .tp_new         = py_acism_backend_new,
+
+    };
+
+    return &py_acism_backend_type;
+
+}
+
+
+/******************************************************************************
+*                                                                             *
+*  Paramètres  : -                                                            *
+*                                                                             *
+*  Description : Prend en charge l'objet 'pychrysalide....AcismBackend'.      *
+*                                                                             *
+*  Retour      : Bilan de l'opération.                                        *
+*                                                                             *
+*  Remarques   : -                                                            *
+*                                                                             *
+******************************************************************************/
+
+bool ensure_python_acism_backend_is_registered(void)
+{
+    PyTypeObject *type;                     /* Type Python 'AcismBackend'*/
+    PyObject *module;                       /* Module à recompléter        */
+    PyObject *dict;                         /* Dictionnaire du module      */
+
+    type = get_python_acism_backend_type();
+
+    if (!PyType_HasFeature(type, Py_TPFLAGS_READY))
+    {
+        module = get_access_to_python_module("pychrysalide.analysis.scan.patterns.backends");
+
+        dict = PyModule_GetDict(module);
+
+        if (!ensure_python_engine_backend_is_registered())
+            return false;
+
+        if (!register_class_for_pygobject(dict, G_TYPE_ACISM_BACKEND, type, &PyGObject_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 méthode de recherche ACISM.            *
+*                                                                             *
+*  Retour      : Bilan de l'opération, voire indications supplémentaires.     *
+*                                                                             *
+*  Remarques   : -                                                            *
+*                                                                             *
+******************************************************************************/
+
+int convert_to_acism_backend(PyObject *arg, void *dst)
+{
+    int result;                             /* Bilan à retourner           */
+
+    result = PyObject_IsInstance(arg, (PyObject *)get_python_acism_backend_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 ACISM backend");
+            break;
+
+        case 1:
+            *((GAcismBackend **)dst) = G_ACISM_BACKEND(pygobject_get(arg));
+            break;
+
+        default:
+            assert(false);
+            break;
+
+    }
+
+    return result;
+
+}
diff --git a/plugins/pychrysalide/analysis/scan/patterns/backends/acism.h b/plugins/pychrysalide/analysis/scan/patterns/backends/acism.h
new file mode 100644
index 0000000..9ed61fa
--- /dev/null
+++ b/plugins/pychrysalide/analysis/scan/patterns/backends/acism.h
@@ -0,0 +1,45 @@
+
+/* Chrysalide - Outil d'analyse de fichiers binaires
+ * acism.h - prototypes pour l'équivalent Python du fichier "analysis/scan/patterns/backends/acism.h"
+ *
+ * Copyright (C) 2022 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_SCAN_PATTERNS_BACKENDS_ACISM_H
+#define _PLUGINS_PYCHRYSALIDE_ANALYSIS_SCAN_PATTERNS_BACKENDS_ACISM_H
+
+
+#include <Python.h>
+#include <stdbool.h>
+
+
+
+/* Fournit un accès à une définition de type à diffuser. */
+PyTypeObject *get_python_acism_backend_type(void);
+
+/* Prend en charge l'objet 'pychrysalide.analysis.scan.patterns.backends.AcismBackend'. */
+bool ensure_python_acism_backend_is_registered(void);
+
+/* Tente de convertir en méthode de recherche ACISM. */
+int convert_to_acism_backend(PyObject *, void *);
+
+
+
+#endif  /* _PLUGINS_PYCHRYSALIDE_ANALYSIS_SCAN_PATTERNS_BACKENDS_ACISM_H */
diff --git a/plugins/pychrysalide/analysis/scan/patterns/backends/bitap.c b/plugins/pychrysalide/analysis/scan/patterns/backends/bitap.c
new file mode 100644
index 0000000..f961bf7
--- /dev/null
+++ b/plugins/pychrysalide/analysis/scan/patterns/backends/bitap.c
@@ -0,0 +1,214 @@
+
+/* Chrysalide - Outil d'analyse de fichiers binaires
+ * bitap.c - équivalent Python du fichier "analysis/scan/patterns/backends/bitap.c"
+ *
+ * Copyright (C) 2022 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 "bitap.h"
+
+
+#include <pygobject.h>
+
+
+#include <i18n.h>
+#include <analysis/scan/patterns/backends/bitap-int.h>
+
+
+#include "../backend.h"
+#include "../../../../access.h"
+#include "../../../../helpers.h"
+
+
+
+CREATE_DYN_CONSTRUCTOR(bitap_backend, G_TYPE_BITAP_BACKEND);
+
+/* Initialise une instance sur la base du dérivé de GObject. */
+static int py_bitap_backend_init(PyObject *, PyObject *, PyObject *);
+
+
+
+/******************************************************************************
+*                                                                             *
+*  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_bitap_backend_init(PyObject *self, PyObject *args, PyObject *kwds)
+{
+    int ret;                                /* Bilan de lecture des args.  */
+
+#define BITAP_BACKEND_DOC                                           \
+    "A *BitapBackend* class provide an implementation of the Bitap" \
+    "  search algorithm."                                           \
+    "\n"                                                            \
+    "Instances can be created using the following constructor:\n"   \
+    "\n"                                                            \
+    "    BitapBackend()"                                            \
+    "\n"                                                            \
+    "See the relative white paper for more information:"            \
+    " https://en.wikipedia.org/wiki/Bitap_algorithm"
+
+    /* Initialisation d'un objet GLib */
+
+    ret = forward_pygobjet_init(self);
+    if (ret == -1) return -1;
+
+    return 0;
+
+}
+
+
+/******************************************************************************
+*                                                                             *
+*  Paramètres  : -                                                            *
+*                                                                             *
+*  Description : Fournit un accès à une définition de type à diffuser.        *
+*                                                                             *
+*  Retour      : Définition d'objet pour Python.                              *
+*                                                                             *
+*  Remarques   : -                                                            *
+*                                                                             *
+******************************************************************************/
+
+PyTypeObject *get_python_bitap_backend_type(void)
+{
+    static PyMethodDef py_bitap_backend_methods[] = {
+        { NULL }
+    };
+
+    static PyGetSetDef py_bitap_backend_getseters[] = {
+        { NULL }
+    };
+
+    static PyTypeObject py_bitap_backend_type = {
+
+        PyVarObject_HEAD_INIT(NULL, 0)
+
+        .tp_name        = "pychrysalide.analysis.scan.patterns.backends.BitapBackend",
+        .tp_basicsize   = sizeof(PyGObject),
+
+        .tp_flags       = Py_TPFLAGS_DEFAULT | Py_TPFLAGS_BASETYPE,
+
+        .tp_doc         = BITAP_BACKEND_DOC,
+
+        .tp_methods     = py_bitap_backend_methods,
+        .tp_getset      = py_bitap_backend_getseters,
+
+        .tp_init        = py_bitap_backend_init,
+        .tp_new         = py_bitap_backend_new,
+
+    };
+
+    return &py_bitap_backend_type;
+
+}
+
+
+/******************************************************************************
+*                                                                             *
+*  Paramètres  : -                                                            *
+*                                                                             *
+*  Description : Prend en charge l'objet 'pychrysalide....BitapBackend'.      *
+*                                                                             *
+*  Retour      : Bilan de l'opération.                                        *
+*                                                                             *
+*  Remarques   : -                                                            *
+*                                                                             *
+******************************************************************************/
+
+bool ensure_python_bitap_backend_is_registered(void)
+{
+    PyTypeObject *type;                     /* Type Python 'BitapBackend'*/
+    PyObject *module;                       /* Module à recompléter        */
+    PyObject *dict;                         /* Dictionnaire du module      */
+
+    type = get_python_bitap_backend_type();
+
+    if (!PyType_HasFeature(type, Py_TPFLAGS_READY))
+    {
+        module = get_access_to_python_module("pychrysalide.analysis.scan.patterns.backends");
+
+        dict = PyModule_GetDict(module);
+
+        if (!ensure_python_engine_backend_is_registered())
+            return false;
+
+        if (!register_class_for_pygobject(dict, G_TYPE_BITAP_BACKEND, type, &PyGObject_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 méthode de recherche BITAP.            *
+*                                                                             *
+*  Retour      : Bilan de l'opération, voire indications supplémentaires.     *
+*                                                                             *
+*  Remarques   : -                                                            *
+*                                                                             *
+******************************************************************************/
+
+int convert_to_bitap_backend(PyObject *arg, void *dst)
+{
+    int result;                             /* Bilan à retourner           */
+
+    result = PyObject_IsInstance(arg, (PyObject *)get_python_bitap_backend_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 Bitap backend");
+            break;
+
+        case 1:
+            *((GBitapBackend **)dst) = G_BITAP_BACKEND(pygobject_get(arg));
+            break;
+
+        default:
+            assert(false);
+            break;
+
+    }
+
+    return result;
+
+}
diff --git a/plugins/pychrysalide/analysis/scan/patterns/backends/bitap.h b/plugins/pychrysalide/analysis/scan/patterns/backends/bitap.h
new file mode 100644
index 0000000..f7853d4
--- /dev/null
+++ b/plugins/pychrysalide/analysis/scan/patterns/backends/bitap.h
@@ -0,0 +1,45 @@
+
+/* Chrysalide - Outil d'analyse de fichiers binaires
+ * bitap.h - prototypes pour l'équivalent Python du fichier "analysis/scan/patterns/backends/bitap.h"
+ *
+ * Copyright (C) 2022 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_SCAN_PATTERNS_BACKENDS_BITAP_H
+#define _PLUGINS_PYCHRYSALIDE_ANALYSIS_SCAN_PATTERNS_BACKENDS_BITAP_H
+
+
+#include <Python.h>
+#include <stdbool.h>
+
+
+
+/* Fournit un accès à une définition de type à diffuser. */
+PyTypeObject *get_python_bitap_backend_type(void);
+
+/* Prend en charge l'objet 'pychrysalide.analysis.scan.patterns.backends.BitapBackend'. */
+bool ensure_python_bitap_backend_is_registered(void);
+
+/* Tente de convertir en méthode de recherche Bitap. */
+int convert_to_bitap_backend(PyObject *, void *);
+
+
+
+#endif  /* _PLUGINS_PYCHRYSALIDE_ANALYSIS_SCAN_PATTERNS_BACKENDS_BITAP_H */
diff --git a/plugins/pychrysalide/analysis/scan/patterns/backends/module.c b/plugins/pychrysalide/analysis/scan/patterns/backends/module.c
new file mode 100644
index 0000000..f4a0293
--- /dev/null
+++ b/plugins/pychrysalide/analysis/scan/patterns/backends/module.c
@@ -0,0 +1,106 @@
+
+/* Chrysalide - Outil d'analyse de fichiers binaires
+ * module.c - intégration du répertoire backends en tant que module
+ *
+ * Copyright (C) 2022 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 "module.h"
+
+
+#include <assert.h>
+
+
+#include "acism.h"
+#include "bitap.h"
+#include "../../../../helpers.h"
+
+
+
+/******************************************************************************
+*                                                                             *
+*  Paramètres  : super = module dont la définition est à compléter.           *
+*                                                                             *
+*  Description : Ajoute le module 'analysis.....backends' à un module Python. *
+*                                                                             *
+*  Retour      : Bilan de l'opération.                                        *
+*                                                                             *
+*  Remarques   : -                                                            *
+*                                                                             *
+******************************************************************************/
+
+bool add_analysis_scan_patterns_backends_module(PyObject *super)
+{
+    bool result;                            /* Bilan à retourner           */
+    PyObject *module;                       /* Sous-module mis en place    */
+
+#define PYCHRYSALIDE_ANALYSIS_SCAN_PATTERNS_BACKENDS_MODULE_DOC                   \
+    "This module provide all the features useful for scanning"  \
+    " binary contents."
+
+    static PyModuleDef py_chrysalide_analysis_scan_patterns_backends_module = {
+
+        .m_base = PyModuleDef_HEAD_INIT,
+
+        .m_name = "pychrysalide.analysis.scan.patterns.backends",
+        .m_doc = PYCHRYSALIDE_ANALYSIS_SCAN_PATTERNS_BACKENDS_MODULE_DOC,
+
+        .m_size = -1,
+
+    };
+
+    module = build_python_module(super, &py_chrysalide_analysis_scan_patterns_backends_module);
+
+    result = (module != NULL);
+
+    if (!result)
+        Py_XDECREF(module);
+
+    return result;
+
+}
+
+
+/******************************************************************************
+*                                                                             *
+*  Paramètres  : -                                                            *
+*                                                                             *
+*  Description : Intègre les objets du module 'analysis....patterns.backends'.*
+*                                                                             *
+*  Retour      : Bilan de l'opération.                                        *
+*                                                                             *
+*  Remarques   : -                                                            *
+*                                                                             *
+******************************************************************************/
+
+bool populate_analysis_scan_patterns_backends_module(void)
+{
+    bool result;                            /* Bilan à retourner           */
+
+    result = true;
+
+    if (result) result = ensure_python_acism_backend_is_registered();
+    if (result) result = ensure_python_bitap_backend_is_registered();
+
+    assert(result);
+
+    return result;
+
+}
diff --git a/plugins/pychrysalide/analysis/scan/patterns/backends/module.h b/plugins/pychrysalide/analysis/scan/patterns/backends/module.h
new file mode 100644
index 0000000..ab1aad5
--- /dev/null
+++ b/plugins/pychrysalide/analysis/scan/patterns/backends/module.h
@@ -0,0 +1,42 @@
+
+/* Chrysalide - Outil d'analyse de fichiers binaires
+ * module.h - prototypes pour l'intégration du répertoire backends en tant que module
+ *
+ * Copyright (C) 2022 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_SCAN_PATTERNS_BACKENDS_MODULE_H
+#define _PLUGINS_PYCHRYSALIDE_ANALYSIS_SCAN_PATTERNS_BACKENDS_MODULE_H
+
+
+#include <Python.h>
+#include <stdbool.h>
+
+
+
+/* Ajoute le module 'analysis.scan.patterns.backends' à un module Python. */
+bool add_analysis_scan_patterns_backends_module(PyObject *);
+
+/* Intègre les objets du module 'analysis.scan.patterns.backends'. */
+bool populate_analysis_scan_patterns_backends_module(void);
+
+
+
+#endif  /* _PLUGINS_PYCHRYSALIDE_ANALYSIS_SCAN_PATTERNS_BACKENDS_MODULE_H */
diff --git a/plugins/pychrysalide/analysis/scan/patterns/module.c b/plugins/pychrysalide/analysis/scan/patterns/module.c
new file mode 100644
index 0000000..f8db49e
--- /dev/null
+++ b/plugins/pychrysalide/analysis/scan/patterns/module.c
@@ -0,0 +1,109 @@
+
+/* Chrysalide - Outil d'analyse de fichiers binaires
+ * module.c - intégration du répertoire patterns en tant que module
+ *
+ * Copyright (C) 2022 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 "module.h"
+
+
+#include <assert.h>
+
+
+#include "backend.h"
+#include "backends/module.h"
+#include "../../../helpers.h"
+
+
+
+/******************************************************************************
+*                                                                             *
+*  Paramètres  : super = module dont la définition est à compléter.           *
+*                                                                             *
+*  Description : Ajoute le module 'analysis.scan.patterns' à un module Python.*
+*                                                                             *
+*  Retour      : Bilan de l'opération.                                        *
+*                                                                             *
+*  Remarques   : -                                                            *
+*                                                                             *
+******************************************************************************/
+
+bool add_analysis_scan_patterns_module(PyObject *super)
+{
+    bool result;                            /* Bilan à retourner           */
+    PyObject *module;                       /* Sous-module mis en place    */
+
+#define PYCHRYSALIDE_ANALYSIS_SCAN_PATTERNS_MODULE_DOC                   \
+    "This module provide all the features useful for scanning"  \
+    " binary contents."
+
+    static PyModuleDef py_chrysalide_analysis_scan_patterns_module = {
+
+        .m_base = PyModuleDef_HEAD_INIT,
+
+        .m_name = "pychrysalide.analysis.scan.patterns",
+        .m_doc = PYCHRYSALIDE_ANALYSIS_SCAN_PATTERNS_MODULE_DOC,
+
+        .m_size = -1,
+
+    };
+
+    module = build_python_module(super, &py_chrysalide_analysis_scan_patterns_module);
+
+    result = (module != NULL);
+
+    if (result) result = add_analysis_scan_patterns_backends_module(module);
+
+    if (!result)
+        Py_XDECREF(module);
+
+    return result;
+
+}
+
+
+/******************************************************************************
+*                                                                             *
+*  Paramètres  : -                                                            *
+*                                                                             *
+*  Description : Intègre les objets du module 'analysis.scan.patterns'.       *
+*                                                                             *
+*  Retour      : Bilan de l'opération.                                        *
+*                                                                             *
+*  Remarques   : -                                                            *
+*                                                                             *
+******************************************************************************/
+
+bool populate_analysis_scan_patterns_module(void)
+{
+    bool result;                            /* Bilan à retourner           */
+
+    result = true;
+
+    if (result) result = ensure_python_engine_backend_is_registered();
+
+    if (result) result = populate_analysis_scan_patterns_backends_module();
+
+    assert(result);
+
+    return result;
+
+}
diff --git a/plugins/pychrysalide/analysis/scan/patterns/module.h b/plugins/pychrysalide/analysis/scan/patterns/module.h
new file mode 100644
index 0000000..bc25129
--- /dev/null
+++ b/plugins/pychrysalide/analysis/scan/patterns/module.h
@@ -0,0 +1,42 @@
+
+/* Chrysalide - Outil d'analyse de fichiers binaires
+ * module.h - prototypes pour l'intégration du répertoire patterns en tant que module
+ *
+ * Copyright (C) 2022 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_SCAN_PATTERNS_MODULE_H
+#define _PLUGINS_PYCHRYSALIDE_ANALYSIS_SCAN_PATTERNS_MODULE_H
+
+
+#include <Python.h>
+#include <stdbool.h>
+
+
+
+/* Ajoute le module 'analysis.scan.patterns' à un module Python. */
+bool add_analysis_scan_patterns_module(PyObject *);
+
+/* Intègre les objets du module 'analysis.scan.patterns'. */
+bool populate_analysis_scan_patterns_module(void);
+
+
+
+#endif  /* _PLUGINS_PYCHRYSALIDE_ANALYSIS_SCAN_PATTERNS_MODULE_H */