Create some modifiers and handle match properties inside ROST.

11 files changed, 1302 insertions, 0 deletions

diff --git a/plugins/pychrysalide/analysis/scan/patterns/modifiers/Makefile.am b/plugins/pychrysalide/analysis/scan/patterns/modifiers/Makefile.am
new file mode 100644
index 0000000..baf7ed5
--- /dev/null
+++ b/plugins/pychrysalide/analysis/scan/patterns/modifiers/Makefile.am
@@ -0,0 +1,17 @@
+
+noinst_LTLIBRARIES = libpychrysaanalysisscanpatternsmodifiers.la
+
+libpychrysaanalysisscanpatternsmodifiers_la_SOURCES = \
+	hex.h hex.c								\
+	list.h list.c							\
+	module.h module.c						\
+	plain.h plain.c							\
+	rev.h rev.c
+
+libpychrysaanalysisscanpatternsmodifiers_la_CFLAGS = $(LIBPYTHON_CFLAGS) $(LIBPYGOBJECT_CFLAGS) $(TOOLKIT_CFLAGS) \
+	-I$(top_srcdir)/src -DNO_IMPORT_PYGOBJECT
+
+
+devdir = $(includedir)/chrysalide/$(subdir)
+
+dev_HEADERS = $(libpychrysaanalysisscanpatternsmodifiers_la_SOURCES:%c=)
diff --git a/plugins/pychrysalide/analysis/scan/patterns/modifiers/hex.c b/plugins/pychrysalide/analysis/scan/patterns/modifiers/hex.c
new file mode 100644
index 0000000..d0d1e1f
--- /dev/null
+++ b/plugins/pychrysalide/analysis/scan/patterns/modifiers/hex.c
@@ -0,0 +1,211 @@
+
+/* Chrysalide - Outil d'analyse de fichiers binaires
+ * hex.c - équivalent Python du fichier "analysis/scan/patterns/modifiers/hex.c"
+ *
+ * Copyright (C) 2023 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 "hex.h"
+
+
+#include <pygobject.h>
+
+
+#include <i18n.h>
+#include <analysis/scan/patterns/modifiers/hex.h>
+
+
+#include "../modifier.h"
+#include "../../../../access.h"
+#include "../../../../helpers.h"
+
+
+
+CREATE_DYN_CONSTRUCTOR(scan_hex_modifier, G_TYPE_SCAN_HEX_MODIFIER);
+
+/* Initialise une instance sur la base du dérivé de GObject. */
+static int py_scan_hex_modifier_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_scan_hex_modifier_init(PyObject *self, PyObject *args, PyObject *kwds)
+{
+    int ret;                                /* Bilan de lecture des args.  */
+
+#define SCAN_HEX_MODIFIER_DOC                                               \
+    "The *HexModifier* class transforms a byte pattern into its"            \
+    " corresponding byte sequence in lower case."                           \
+    "\n"                                                                    \
+    "Instances can be created using the following constructor:\n"           \
+    "\n"                                                                    \
+    "    HexModifier()"
+
+    /* 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_scan_hex_modifier_type(void)
+{
+    static PyMethodDef py_scan_hex_modifier_methods[] = {
+        { NULL }
+    };
+
+    static PyGetSetDef py_scan_hex_modifier_getseters[] = {
+        { NULL }
+    };
+
+    static PyTypeObject py_scan_hex_modifier_type = {
+
+        PyVarObject_HEAD_INIT(NULL, 0)
+
+        .tp_name        = "pychrysalide.analysis.scan.patterns.modifiers.HexModifier",
+        .tp_basicsize   = sizeof(PyGObject),
+
+        .tp_flags       = Py_TPFLAGS_DEFAULT | Py_TPFLAGS_BASETYPE,
+
+        .tp_doc         = SCAN_HEX_MODIFIER_DOC,
+
+        .tp_methods     = py_scan_hex_modifier_methods,
+        .tp_getset      = py_scan_hex_modifier_getseters,
+
+        .tp_init        = py_scan_hex_modifier_init,
+        .tp_new         = py_scan_hex_modifier_new,
+
+    };
+
+    return &py_scan_hex_modifier_type;
+
+}
+
+
+/******************************************************************************
+*                                                                             *
+*  Paramètres  : -                                                            *
+*                                                                             *
+*  Description : Prend en charge l'objet 'pychrysalide....HexModifier'.     *
+*                                                                             *
+*  Retour      : Bilan de l'opération.                                        *
+*                                                                             *
+*  Remarques   : -                                                            *
+*                                                                             *
+******************************************************************************/
+
+bool ensure_python_scan_hex_modifier_is_registered(void)
+{
+    PyTypeObject *type;                     /* Type Python 'HexModifier' */
+    PyObject *module;                       /* Module à recompléter        */
+    PyObject *dict;                         /* Dictionnaire du module      */
+
+    type = get_python_scan_hex_modifier_type();
+
+    if (!PyType_HasFeature(type, Py_TPFLAGS_READY))
+    {
+        module = get_access_to_python_module("pychrysalide.analysis.scan.patterns.modifiers");
+
+        dict = PyModule_GetDict(module);
+
+        if (!ensure_python_scan_token_modifier_is_registered())
+            return false;
+
+        if (!register_class_for_pygobject(dict, G_TYPE_SCAN_HEX_MODIFIER, 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 transmission d'octets à l'identique.   *
+*                                                                             *
+*  Retour      : Bilan de l'opération, voire indications supplémentaires.     *
+*                                                                             *
+*  Remarques   : -                                                            *
+*                                                                             *
+******************************************************************************/
+
+int convert_to_scan_hex_modifier(PyObject *arg, void *dst)
+{
+    int result;                             /* Bilan à retourner           */
+
+    result = PyObject_IsInstance(arg, (PyObject *)get_python_scan_hex_modifier_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 hex modifier");
+            break;
+
+        case 1:
+            *((GScanHexModifier **)dst) = G_SCAN_HEX_MODIFIER(pygobject_get(arg));
+            break;
+
+        default:
+            assert(false);
+            break;
+
+    }
+
+    return result;
+
+}
diff --git a/plugins/pychrysalide/analysis/scan/patterns/modifiers/hex.h b/plugins/pychrysalide/analysis/scan/patterns/modifiers/hex.h
new file mode 100644
index 0000000..5d70a01
--- /dev/null
+++ b/plugins/pychrysalide/analysis/scan/patterns/modifiers/hex.h
@@ -0,0 +1,45 @@
+
+/* Chrysalide - Outil d'analyse de fichiers binaires
+ * hex.h - équivalent Python du fichier "analysis/scan/patterns/modifiers/hex.h"
+ *
+ * Copyright (C) 2023 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_MODIFIERS_HEX_H
+#define _PLUGINS_PYCHRYSALIDE_ANALYSIS_SCAN_PATTERNS_MODIFIERS_HEX_H
+
+
+#include <Python.h>
+#include <stdbool.h>
+
+
+
+/* Fournit un accès à une définition de type à diffuser. */
+PyTypeObject *get_python_scan_hex_modifier_type(void);
+
+/* Prend en charge l'objet 'pychrysalide.analysis.scan.patterns.modifiers.HexModifier'. */
+bool ensure_python_scan_hex_modifier_is_registered(void);
+
+/* Tente de convertir en transmission d'octets à l'identique. */
+int convert_to_scan_hex_modifier(PyObject *, void *);
+
+
+
+#endif  /* _PLUGINS_PYCHRYSALIDE_ANALYSIS_SCAN_PATTERNS_MODIFIERS_HEX_H */
diff --git a/plugins/pychrysalide/analysis/scan/patterns/modifiers/list.c b/plugins/pychrysalide/analysis/scan/patterns/modifiers/list.c
new file mode 100644
index 0000000..7c77d63
--- /dev/null
+++ b/plugins/pychrysalide/analysis/scan/patterns/modifiers/list.c
@@ -0,0 +1,320 @@
+
+/* Chrysalide - Outil d'analyse de fichiers binaires
+ * list.c - équivalent Python du fichier "analysis/scan/patterns/modifiers/list.c"
+ *
+ * Copyright (C) 2023 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 "list.h"
+
+
+#include <pygobject.h>
+
+
+#include <i18n.h>
+#include <analysis/scan/patterns/modifiers/list.h>
+
+
+#include "../modifier.h"
+#include "../../../../access.h"
+#include "../../../../helpers.h"
+
+
+
+CREATE_DYN_CONSTRUCTOR(scan_modifier_list, G_TYPE_SCAN_MODIFIER_LIST);
+
+/* Initialise une instance sur la base du dérivé de GObject. */
+static int py_scan_modifier_list_init(PyObject *, PyObject *, PyObject *);
+
+/* Intègre un nouveau transformateur dans une liste. */
+static PyObject *py_scan_modifier_list_add(PyObject *, PyObject *);
+
+/* Fournit les transformateurs associés à la liste. */
+static PyObject *py_scan_modifier_list_get_modifiers(PyObject *, void *);
+
+
+
+/******************************************************************************
+*                                                                             *
+*  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_scan_modifier_list_init(PyObject *self, PyObject *args, PyObject *kwds)
+{
+    int ret;                                /* Bilan de lecture des args.  */
+
+#define SCAN_MODIFIER_LIST_DOC                                              \
+    "The *ModifierList* class is a special modifier which groups a list of" \
+    " modifiers for byte patterns."                                         \
+    "\n"                                                                    \
+    "Instances can be created using the following constructor:\n"           \
+    "\n"                                                                    \
+    "    ModifierList()"                                                    \
+    "\n"                                                                    \
+    "The keyword for such a modifier is *(list)*."
+
+    /* Initialisation d'un objet GLib */
+
+    ret = forward_pygobjet_init(self);
+    if (ret == -1) return -1;
+
+    return 0;
+
+}
+
+
+/******************************************************************************
+*                                                                             *
+*  Paramètres  : self = projet d'étude à manipuler.                           *
+*                args = arguments accompagnant l'appel.                       *
+*                                                                             *
+*  Description : Intègre un nouveau transformateur dans une liste.            *
+*                                                                             *
+*  Retour      : Bilan de l'ajout : False si un élément similaire est déjà là.*
+*                                                                             *
+*  Remarques   : -                                                            *
+*                                                                             *
+******************************************************************************/
+
+static PyObject *py_scan_modifier_list_add(PyObject *self, PyObject *args)
+{
+    PyObject *result;                       /* Absence de retour Python    */
+    GScanTokenModifier *modifier;           /* Modificateur à intégrer     */
+    int ret;                                /* Bilan de lecture des args.  */
+    GScanModifierList *list;                /* Version GLib du type        */
+    bool status;                            /* Bilan de l'opération        */
+
+#define SCAN_MODIFIER_LIST_ADD_METHOD PYTHON_METHOD_DEF                     \
+(                                                                           \
+    add, "$self, modifier, /",                                              \
+    METH_VARARGS, py_scan_modifier_list,                                    \
+    "Add an extra modifier to the list.\n"                                  \
+    "\n"                                                                    \
+    "This *modifier* parameter has to be a"                                 \
+    " pychrysalide.analysis.scan.patterns.TokenModifier instance."          \
+    "\n"                                                                    \
+    "The function returns *True* if the provided modifier did not already"  \
+    " exist in the list, *False* otherwise."                                \
+)
+
+    ret = PyArg_ParseTuple(args, "O&", convert_to_scan_token_modifier, &modifier);
+    if (!ret) return NULL;
+
+    list = G_SCAN_MODIFIER_LIST(pygobject_get(self));
+
+    status = g_scan_modifier_list_add(list, modifier);
+
+    result = status ? Py_True : Py_False;
+    Py_INCREF(result);
+
+    return result;
+
+}
+
+
+/******************************************************************************
+*                                                                             *
+*  Paramètres  : self    = objet Python concerné par l'appel.                 *
+*                closure = non utilisé ici.                                   *
+*                                                                             *
+*  Description : Fournit les transformateurs associés à la liste.             *
+*                                                                             *
+*  Retour      : Liste de modificateurs de séquence d'octets.                 *
+*                                                                             *
+*  Remarques   : -                                                            *
+*                                                                             *
+******************************************************************************/
+
+static PyObject *py_scan_modifier_list_get_modifiers(PyObject *self, void *closure)
+{
+    PyObject *result;                       /* Résultat à retourner        */
+    GScanModifierList *list;                /* Version GLib du type        */
+    size_t count;                           /* Nombre de transformateurs   */
+    size_t i;                               /* Boucle de parcours          */
+    GScanTokenModifier *modifier;           /* Modificateur de la liste    */
+
+#define SCAN_MODIFIER_LIST_MODIFIERS_ATTRIB PYTHON_GET_DEF_FULL                             \
+(                                                                                           \
+    modifiers, py_scan_modifier_list,                                                       \
+    "List of all modifiers contained in a list.\n"                                          \
+    "\n"                                                                                    \
+    "The returned value is a tuple of pychrysalide.analysis.scan.patterns.TokenModifier"    \
+    " instances."                                                                           \
+)
+
+    list = G_SCAN_MODIFIER_LIST(pygobject_get(self));
+
+    count = g_scan_modifier_list_count(list);
+
+    result = PyTuple_New(count);
+
+    for (i = 0; i < count; i++)
+    {
+        modifier = g_scan_modifier_list_get(list, i);
+
+        PyTuple_SetItem(result, i, pygobject_new(G_OBJECT(modifier)));
+
+        g_object_unref(modifier);
+
+    }
+
+    return result;
+
+}
+
+/******************************************************************************
+*                                                                             *
+*  Paramètres  : -                                                            *
+*                                                                             *
+*  Description : Fournit un accès à une définition de type à diffuser.        *
+*                                                                             *
+*  Retour      : Définition d'objet pour Python.                              *
+*                                                                             *
+*  Remarques   : -                                                            *
+*                                                                             *
+******************************************************************************/
+
+PyTypeObject *get_python_scan_modifier_list_type(void)
+{
+    static PyMethodDef py_scan_modifier_list_methods[] = {
+        SCAN_MODIFIER_LIST_ADD_METHOD,
+        { NULL }
+    };
+
+    static PyGetSetDef py_scan_modifier_list_getseters[] = {
+        SCAN_MODIFIER_LIST_MODIFIERS_ATTRIB,
+        { NULL }
+    };
+
+    static PyTypeObject py_scan_modifier_list_type = {
+
+        PyVarObject_HEAD_INIT(NULL, 0)
+
+        .tp_name        = "pychrysalide.analysis.scan.patterns.modifiers.ModifierList",
+        .tp_basicsize   = sizeof(PyGObject),
+
+        .tp_flags       = Py_TPFLAGS_DEFAULT | Py_TPFLAGS_BASETYPE,
+
+        .tp_doc         = SCAN_MODIFIER_LIST_DOC,
+
+        .tp_methods     = py_scan_modifier_list_methods,
+        .tp_getset      = py_scan_modifier_list_getseters,
+
+        .tp_init        = py_scan_modifier_list_init,
+        .tp_new         = py_scan_modifier_list_new,
+
+    };
+
+    return &py_scan_modifier_list_type;
+
+}
+
+
+/******************************************************************************
+*                                                                             *
+*  Paramètres  : -                                                            *
+*                                                                             *
+*  Description : Prend en charge l'objet 'pychrysalide....ModifierList'.      *
+*                                                                             *
+*  Retour      : Bilan de l'opération.                                        *
+*                                                                             *
+*  Remarques   : -                                                            *
+*                                                                             *
+******************************************************************************/
+
+bool ensure_python_scan_modifier_list_is_registered(void)
+{
+    PyTypeObject *type;                     /* Type Python 'ModifierList'  */
+    PyObject *module;                       /* Module à recompléter        */
+    PyObject *dict;                         /* Dictionnaire du module      */
+
+    type = get_python_scan_modifier_list_type();
+
+    if (!PyType_HasFeature(type, Py_TPFLAGS_READY))
+    {
+        module = get_access_to_python_module("pychrysalide.analysis.scan.patterns.modifiers");
+
+        dict = PyModule_GetDict(module);
+
+        if (!ensure_python_scan_token_modifier_is_registered())
+            return false;
+
+        if (!register_class_for_pygobject(dict, G_TYPE_SCAN_MODIFIER_LIST, 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 liste de transormations d'octets.      *
+*                                                                             *
+*  Retour      : Bilan de l'opération, voire indications supplémentaires.     *
+*                                                                             *
+*  Remarques   : -                                                            *
+*                                                                             *
+******************************************************************************/
+
+int convert_to_scan_modifier_list(PyObject *arg, void *dst)
+{
+    int result;                             /* Bilan à retourner           */
+
+    result = PyObject_IsInstance(arg, (PyObject *)get_python_scan_modifier_list_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 modifier list");
+            break;
+
+        case 1:
+            *((GScanModifierList **)dst) = G_SCAN_MODIFIER_LIST(pygobject_get(arg));
+            break;
+
+        default:
+            assert(false);
+            break;
+
+    }
+
+    return result;
+
+}
diff --git a/plugins/pychrysalide/analysis/scan/patterns/modifiers/list.h b/plugins/pychrysalide/analysis/scan/patterns/modifiers/list.h
new file mode 100644
index 0000000..133de8d
--- /dev/null
+++ b/plugins/pychrysalide/analysis/scan/patterns/modifiers/list.h
@@ -0,0 +1,45 @@
+
+/* Chrysalide - Outil d'analyse de fichiers binaires
+ * list.h - équivalent Python du fichier "analysis/scan/patterns/modifiers/list.h"
+ *
+ * Copyright (C) 2023 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_MODIFIERS_LIST_H
+#define _PLUGINS_PYCHRYSALIDE_ANALYSIS_SCAN_PATTERNS_MODIFIERS_LIST_H
+
+
+#include <Python.h>
+#include <stdbool.h>
+
+
+
+/* Fournit un accès à une définition de type à diffuser. */
+PyTypeObject *get_python_scan_modifier_list_type(void);
+
+/* Prend en charge l'objet 'pychrysalide.analysis.scan.patterns.modifiers.ModifierList'. */
+bool ensure_python_scan_modifier_list_is_registered(void);
+
+/* Tente de convertir en liste de transormations d'octets. */
+int convert_to_scan_modifier_list(PyObject *, void *);
+
+
+
+#endif  /* _PLUGINS_PYCHRYSALIDE_ANALYSIS_SCAN_PATTERNS_MODIFIERS_LIST_H */
diff --git a/plugins/pychrysalide/analysis/scan/patterns/modifiers/module.c b/plugins/pychrysalide/analysis/scan/patterns/modifiers/module.c
new file mode 100644
index 0000000..1e9bda7
--- /dev/null
+++ b/plugins/pychrysalide/analysis/scan/patterns/modifiers/module.c
@@ -0,0 +1,110 @@
+
+/* Chrysalide - Outil d'analyse de fichiers binaires
+ * module.c - intégration du répertoire modifiers 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 "hex.h"
+#include "list.h"
+#include "plain.h"
+#include "rev.h"
+#include "../../../../helpers.h"
+
+
+
+/******************************************************************************
+*                                                                             *
+*  Paramètres  : super = module dont la définition est à compléter.           *
+*                                                                             *
+*  Description : Ajoute le module 'analysis....modifiers' à un module Python. *
+*                                                                             *
+*  Retour      : Bilan de l'opération.                                        *
+*                                                                             *
+*  Remarques   : -                                                            *
+*                                                                             *
+******************************************************************************/
+
+bool add_analysis_scan_patterns_modifiers_module(PyObject *super)
+{
+    bool result;                            /* Bilan à retourner           */
+    PyObject *module;                       /* Sous-module mis en place    */
+
+#define PYCHRYSALIDE_ANALYSIS_SCAN_PATTERNS_MODIFIERS_MODULE_DOC    \
+    "This module provide all the features useful for scanning"      \
+    " binary contents."
+
+    static PyModuleDef py_chrysalide_analysis_scan_patterns_modifiers_module = {
+
+        .m_base = PyModuleDef_HEAD_INIT,
+
+        .m_name = "pychrysalide.analysis.scan.patterns.modifiers",
+        .m_doc = PYCHRYSALIDE_ANALYSIS_SCAN_PATTERNS_MODIFIERS_MODULE_DOC,
+
+        .m_size = -1,
+
+    };
+
+    module = build_python_module(super, &py_chrysalide_analysis_scan_patterns_modifiers_module);
+
+    result = (module != NULL);
+
+    if (!result)
+        Py_XDECREF(module);
+
+    return result;
+
+}
+
+
+/******************************************************************************
+*                                                                             *
+*  Paramètres  : -                                                            *
+*                                                                             *
+*  Description : Intègre les objets du module 'analysis...patterns.modifiers'.*
+*                                                                             *
+*  Retour      : Bilan de l'opération.                                        *
+*                                                                             *
+*  Remarques   : -                                                            *
+*                                                                             *
+******************************************************************************/
+
+bool populate_analysis_scan_patterns_modifiers_module(void)
+{
+    bool result;                            /* Bilan à retourner           */
+
+    result = true;
+
+    if (result) result = ensure_python_scan_hex_modifier_is_registered();
+    if (result) result = ensure_python_scan_modifier_list_is_registered();
+    if (result) result = ensure_python_scan_plain_modifier_is_registered();
+    if (result) result = ensure_python_scan_reverse_modifier_is_registered();
+
+    assert(result);
+
+    return result;
+
+}
diff --git a/plugins/pychrysalide/analysis/scan/patterns/modifiers/module.h b/plugins/pychrysalide/analysis/scan/patterns/modifiers/module.h
new file mode 100644
index 0000000..8094efc
--- /dev/null
+++ b/plugins/pychrysalide/analysis/scan/patterns/modifiers/module.h
@@ -0,0 +1,42 @@
+
+/* Chrysalide - Outil d'analyse de fichiers binaires
+ * module.h - prototypes pour l'intégration du répertoire modifiers 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_MODIFIERS_MODULE_H
+#define _PLUGINS_PYCHRYSALIDE_ANALYSIS_SCAN_PATTERNS_MODIFIERS_MODULE_H
+
+
+#include <Python.h>
+#include <stdbool.h>
+
+
+
+/* Ajoute le module 'analysis.scan.patterns.modifiers' à un module Python. */
+bool add_analysis_scan_patterns_modifiers_module(PyObject *);
+
+/* Intègre les objets du module 'analysis.scan.patterns.modifiers'. */
+bool populate_analysis_scan_patterns_modifiers_module(void);
+
+
+
+#endif  /* _PLUGINS_PYCHRYSALIDE_ANALYSIS_SCAN_PATTERNS_MODIFIERS_MODULE_H */
diff --git a/plugins/pychrysalide/analysis/scan/patterns/modifiers/plain.c b/plugins/pychrysalide/analysis/scan/patterns/modifiers/plain.c
new file mode 100644
index 0000000..7a260c1
--- /dev/null
+++ b/plugins/pychrysalide/analysis/scan/patterns/modifiers/plain.c
@@ -0,0 +1,211 @@
+
+/* Chrysalide - Outil d'analyse de fichiers binaires
+ * plain.c - équivalent Python du fichier "analysis/scan/patterns/modifiers/plain.c"
+ *
+ * Copyright (C) 2023 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 "plain.h"
+
+
+#include <pygobject.h>
+
+
+#include <i18n.h>
+#include <analysis/scan/patterns/modifiers/plain.h>
+
+
+#include "../modifier.h"
+#include "../../../../access.h"
+#include "../../../../helpers.h"
+
+
+
+CREATE_DYN_CONSTRUCTOR(scan_plain_modifier, G_TYPE_SCAN_PLAIN_MODIFIER);
+
+/* Initialise une instance sur la base du dérivé de GObject. */
+static int py_scan_plain_modifier_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_scan_plain_modifier_init(PyObject *self, PyObject *args, PyObject *kwds)
+{
+    int ret;                                /* Bilan de lecture des args.  */
+
+#define SCAN_PLAIN_MODIFIER_DOC                                             \
+    "The *PlainModifier* class provide an transmision of a byte pattern"    \
+    " without any modification."                                            \
+    "\n"                                                                    \
+    "Instances can be created using the following constructor:\n"           \
+    "\n"                                                                    \
+    "    PlainModifier()"
+
+    /* 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_scan_plain_modifier_type(void)
+{
+    static PyMethodDef py_scan_plain_modifier_methods[] = {
+        { NULL }
+    };
+
+    static PyGetSetDef py_scan_plain_modifier_getseters[] = {
+        { NULL }
+    };
+
+    static PyTypeObject py_scan_plain_modifier_type = {
+
+        PyVarObject_HEAD_INIT(NULL, 0)
+
+        .tp_name        = "pychrysalide.analysis.scan.patterns.modifiers.PlainModifier",
+        .tp_basicsize   = sizeof(PyGObject),
+
+        .tp_flags       = Py_TPFLAGS_DEFAULT | Py_TPFLAGS_BASETYPE,
+
+        .tp_doc         = SCAN_PLAIN_MODIFIER_DOC,
+
+        .tp_methods     = py_scan_plain_modifier_methods,
+        .tp_getset      = py_scan_plain_modifier_getseters,
+
+        .tp_init        = py_scan_plain_modifier_init,
+        .tp_new         = py_scan_plain_modifier_new,
+
+    };
+
+    return &py_scan_plain_modifier_type;
+
+}
+
+
+/******************************************************************************
+*                                                                             *
+*  Paramètres  : -                                                            *
+*                                                                             *
+*  Description : Prend en charge l'objet 'pychrysalide....PlainModifier'.     *
+*                                                                             *
+*  Retour      : Bilan de l'opération.                                        *
+*                                                                             *
+*  Remarques   : -                                                            *
+*                                                                             *
+******************************************************************************/
+
+bool ensure_python_scan_plain_modifier_is_registered(void)
+{
+    PyTypeObject *type;                     /* Type Python 'PlainModifier' */
+    PyObject *module;                       /* Module à recompléter        */
+    PyObject *dict;                         /* Dictionnaire du module      */
+
+    type = get_python_scan_plain_modifier_type();
+
+    if (!PyType_HasFeature(type, Py_TPFLAGS_READY))
+    {
+        module = get_access_to_python_module("pychrysalide.analysis.scan.patterns.modifiers");
+
+        dict = PyModule_GetDict(module);
+
+        if (!ensure_python_scan_token_modifier_is_registered())
+            return false;
+
+        if (!register_class_for_pygobject(dict, G_TYPE_SCAN_PLAIN_MODIFIER, 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 transmission d'octets à l'identique.   *
+*                                                                             *
+*  Retour      : Bilan de l'opération, voire indications supplémentaires.     *
+*                                                                             *
+*  Remarques   : -                                                            *
+*                                                                             *
+******************************************************************************/
+
+int convert_to_scan_plain_modifier(PyObject *arg, void *dst)
+{
+    int result;                             /* Bilan à retourner           */
+
+    result = PyObject_IsInstance(arg, (PyObject *)get_python_scan_plain_modifier_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 plain modifier");
+            break;
+
+        case 1:
+            *((GScanPlainModifier **)dst) = G_SCAN_PLAIN_MODIFIER(pygobject_get(arg));
+            break;
+
+        default:
+            assert(false);
+            break;
+
+    }
+
+    return result;
+
+}
diff --git a/plugins/pychrysalide/analysis/scan/patterns/modifiers/plain.h b/plugins/pychrysalide/analysis/scan/patterns/modifiers/plain.h
new file mode 100644
index 0000000..03949d8
--- /dev/null
+++ b/plugins/pychrysalide/analysis/scan/patterns/modifiers/plain.h
@@ -0,0 +1,45 @@
+
+/* Chrysalide - Outil d'analyse de fichiers binaires
+ * plain.h - équivalent Python du fichier "analysis/scan/patterns/modifiers/plain.h"
+ *
+ * Copyright (C) 2023 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_MODIFIERS_PLAIN_H
+#define _PLUGINS_PYCHRYSALIDE_ANALYSIS_SCAN_PATTERNS_MODIFIERS_PLAIN_H
+
+
+#include <Python.h>
+#include <stdbool.h>
+
+
+
+/* Fournit un accès à une définition de type à diffuser. */
+PyTypeObject *get_python_scan_plain_modifier_type(void);
+
+/* Prend en charge l'objet 'pychrysalide.analysis.scan.patterns.modifiers.PlainModifier'. */
+bool ensure_python_scan_plain_modifier_is_registered(void);
+
+/* Tente de convertir en transmission d'octets à l'identique. */
+int convert_to_scan_plain_modifier(PyObject *, void *);
+
+
+
+#endif  /* _PLUGINS_PYCHRYSALIDE_ANALYSIS_SCAN_PATTERNS_MODIFIERS_PLAIN_H */
diff --git a/plugins/pychrysalide/analysis/scan/patterns/modifiers/rev.c b/plugins/pychrysalide/analysis/scan/patterns/modifiers/rev.c
new file mode 100644
index 0000000..6ee350c
--- /dev/null
+++ b/plugins/pychrysalide/analysis/scan/patterns/modifiers/rev.c
@@ -0,0 +1,211 @@
+
+/* Chrysalide - Outil d'analyse de fichiers binaires
+ * hex.c - équivalent Python du fichier "analysis/scan/patterns/modifiers/hex.c"
+ *
+ * Copyright (C) 2023 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 "rev.h"
+
+
+#include <pygobject.h>
+
+
+#include <i18n.h>
+#include <analysis/scan/patterns/modifiers/rev.h>
+
+
+#include "../modifier.h"
+#include "../../../../access.h"
+#include "../../../../helpers.h"
+
+
+
+CREATE_DYN_CONSTRUCTOR(scan_reverse_modifier, G_TYPE_SCAN_REVERSE_MODIFIER);
+
+/* Initialise une instance sur la base du dérivé de GObject. */
+static int py_scan_reverse_modifier_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_scan_reverse_modifier_init(PyObject *self, PyObject *args, PyObject *kwds)
+{
+    int ret;                                /* Bilan de lecture des args.  */
+
+#define SCAN_HEX_MODIFIER_DOC                                               \
+    "The *ReverseModifier* class transforms a byte pattern by reversing"    \
+    " the order of each bytes."                                             \
+    "\n"                                                                    \
+    "Instances can be created using the following constructor:\n"           \
+    "\n"                                                                    \
+    "    ReverseModifier()"
+
+    /* 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_scan_reverse_modifier_type(void)
+{
+    static PyMethodDef py_scan_reverse_modifier_methods[] = {
+        { NULL }
+    };
+
+    static PyGetSetDef py_scan_reverse_modifier_getseters[] = {
+        { NULL }
+    };
+
+    static PyTypeObject py_scan_reverse_modifier_type = {
+
+        PyVarObject_HEAD_INIT(NULL, 0)
+
+        .tp_name        = "pychrysalide.analysis.scan.patterns.modifiers.ReverseModifier",
+        .tp_basicsize   = sizeof(PyGObject),
+
+        .tp_flags       = Py_TPFLAGS_DEFAULT | Py_TPFLAGS_BASETYPE,
+
+        .tp_doc         = SCAN_HEX_MODIFIER_DOC,
+
+        .tp_methods     = py_scan_reverse_modifier_methods,
+        .tp_getset      = py_scan_reverse_modifier_getseters,
+
+        .tp_init        = py_scan_reverse_modifier_init,
+        .tp_new         = py_scan_reverse_modifier_new,
+
+    };
+
+    return &py_scan_reverse_modifier_type;
+
+}
+
+
+/******************************************************************************
+*                                                                             *
+*  Paramètres  : -                                                            *
+*                                                                             *
+*  Description : Prend en charge l'objet 'pychrysalide....ReverseModifier'.   *
+*                                                                             *
+*  Retour      : Bilan de l'opération.                                        *
+*                                                                             *
+*  Remarques   : -                                                            *
+*                                                                             *
+******************************************************************************/
+
+bool ensure_python_scan_reverse_modifier_is_registered(void)
+{
+    PyTypeObject *type;                     /* Type Python 'HexModifier' */
+    PyObject *module;                       /* Module à recompléter        */
+    PyObject *dict;                         /* Dictionnaire du module      */
+
+    type = get_python_scan_reverse_modifier_type();
+
+    if (!PyType_HasFeature(type, Py_TPFLAGS_READY))
+    {
+        module = get_access_to_python_module("pychrysalide.analysis.scan.patterns.modifiers");
+
+        dict = PyModule_GetDict(module);
+
+        if (!ensure_python_scan_token_modifier_is_registered())
+            return false;
+
+        if (!register_class_for_pygobject(dict, G_TYPE_SCAN_REVERSE_MODIFIER, 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 transformation d'octets par inverse.   *
+*                                                                             *
+*  Retour      : Bilan de l'opération, voire indications supplémentaires.     *
+*                                                                             *
+*  Remarques   : -                                                            *
+*                                                                             *
+******************************************************************************/
+
+int convert_to_scan_reverse_modifier(PyObject *arg, void *dst)
+{
+    int result;                             /* Bilan à retourner           */
+
+    result = PyObject_IsInstance(arg, (PyObject *)get_python_scan_reverse_modifier_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 reverse modifier");
+            break;
+
+        case 1:
+            *((GScanReverseModifier **)dst) = G_SCAN_REVERSE_MODIFIER(pygobject_get(arg));
+            break;
+
+        default:
+            assert(false);
+            break;
+
+    }
+
+    return result;
+
+}
diff --git a/plugins/pychrysalide/analysis/scan/patterns/modifiers/rev.h b/plugins/pychrysalide/analysis/scan/patterns/modifiers/rev.h
new file mode 100644
index 0000000..fe10e1e
--- /dev/null
+++ b/plugins/pychrysalide/analysis/scan/patterns/modifiers/rev.h
@@ -0,0 +1,45 @@
+
+/* Chrysalide - Outil d'analyse de fichiers binaires
+ * rev.h - équivalent Python du fichier "analysis/scan/patterns/modifiers/rev.h"
+ *
+ * Copyright (C) 2023 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_MODIFIERS_REV_H
+#define _PLUGINS_PYCHRYSALIDE_ANALYSIS_SCAN_PATTERNS_MODIFIERS_REV_H
+
+
+#include <Python.h>
+#include <stdbool.h>
+
+
+
+/* Fournit un accès à une définition de type à diffuser. */
+PyTypeObject *get_python_scan_reverse_modifier_type(void);
+
+/* Prend en charge l'objet 'pychrysalide.analysis.scan.patterns.modifiers.ReverseModifier'. */
+bool ensure_python_scan_reverse_modifier_is_registered(void);
+
+/* Tente de convertir en transformation d'octets par inverse. */
+int convert_to_scan_reverse_modifier(PyObject *, void *);
+
+
+
+#endif  /* _PLUGINS_PYCHRYSALIDE_ANALYSIS_SCAN_PATTERNS_MODIFIERS_REV_H */