/* Chrysalide - Outil d'analyse de fichiers binaires * space.c - équivalent Python du fichier "analysis/scan/space.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 "space.h" #include #include #include #include #include #include #include CREATE_DYN_CONSTRUCTOR(scan_namespace, G_TYPE_SCAN_NAMESPACE); /* Initialise une instance sur la base du dérivé de GObject. */ static int py_scan_namespace_init(PyObject *, PyObject *, PyObject *); /* Indique le nom attribué à un espace de noms. */ static PyObject *py_scan_namespace_get_name(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_namespace_init(PyObject *self, PyObject *args, PyObject *kwds) { int ret; /* Bilan de lecture des args. */ #define SCAN_NAMESPACE_DOC \ "ScanNamespace defines a group of properties and functions for a" \ " given scan theme.\n" \ "\n" \ "Instances can be created using the following constructor:\n" \ "\n" \ " ScanNamespace()" /* Initialisation d'un objet GLib */ ret = forward_pygobjet_init(self); if (ret == -1) return -1; return 0; } #if 0 /****************************************************************************** * * * Paramètres : self = objet représentant une table de chaînes. * * args = arguments fournis pour l'opération. * * * * Description : Remplace les propriétés renvoyant à des ressources. * * * * Retour : - * * * * Remarques : - * * * ******************************************************************************/ static PyObject *py_scan_namespace_resolve(PyObject *self, PyObject *args) { PyObject *result; /* Bilan à retourner */ GResourceTable *table; /* Table de ressources */ int ret; /* Bilan de lecture des args. */ GScanNamespace *format; /* Version native */ #define SCAN_NAMESPACE_RESOLVE_METHOD PYTHON_METHOD_DEF \ ( \ resolve, "$self, table, /", \ METH_VARARGS, py_scan_namespace, \ "Resolve all XML node attribute values pointing to" \ " resource entries. Such values are identifiers" \ " of the forme '@0x...'.\n" \ "\n" \ "The *table* argument has to be a loaded" \ " pychrysalide.format.androidfw.ResourceTable" \ " instance.\n" \ ) ret = PyArg_ParseTuple(args, "O&", convert_to_resource_table, &table); if (!ret) return NULL; format = G_SCAN_NAMESPACE(pygobject_get(self)); g_scan_namespace_resvolve(format, table); result = Py_None; Py_INCREF(result); return result; } /****************************************************************************** * * * Paramètres : self = classe représentant un format Axml. * * closure = adresse non utilisée ici. * * * * Description : Indique le nom attribué à un espace de noms. * * * * Retour : Désignation associée. * * * * Remarques : - * * * ******************************************************************************/ static PyObject *py_scan_namespace_get_name(PyObject *self, void *closure) { PyObject *result; /* Liste éventuelle à renvoyer */ GScanNamespace *space; /* Version native */ const char *name; /* Désignation à exporter */ #define SCAN_NAMESPACE_NAME_ATTRIB PYTHON_GET_DEF_FULL \ ( \ name, py_scan_namespace, \ "Name provided for the namespace." \ ) space = G_SCAN_NAMESPACE(pygobject_get(self)); name = g_scan_namespace_get_name(space); result = PyUnicode_FromString(name); return result; } #endif /****************************************************************************** * * * Paramètres : - * * * * Description : Fournit un accès à une définition de type à diffuser. * * * * Retour : Définition d'objet pour Python. * * * * Remarques : - * * * ******************************************************************************/ PyTypeObject *get_python_scan_namespace_type(void) { static PyMethodDef py_scan_namespace_methods[] = { //SCAN_NAMESPACE_RESOLVE_METHOD, { NULL } }; static PyGetSetDef py_scan_namespace_getseters[] = { //SCAN_NAMESPACE_NAME_ATTRIB, { NULL } }; static PyTypeObject py_scan_namespace_type = { PyVarObject_HEAD_INIT(NULL, 0) .tp_name = "pychrysalide.analysis.scan.ScanNamespace", .tp_basicsize = sizeof(PyGObject), .tp_flags = Py_TPFLAGS_DEFAULT, .tp_doc = SCAN_NAMESPACE_DOC, .tp_methods = py_scan_namespace_methods, .tp_getset = py_scan_namespace_getseters, .tp_init = py_scan_namespace_init, .tp_new = py_scan_namespace_new, }; return &py_scan_namespace_type; } /****************************************************************************** * * * Paramètres : - * * * * Description : Prend en charge l'objet 'pychrysalide...scan.ScanNamespace'. * * * * Retour : Bilan de l'opération. * * * * Remarques : - * * * ******************************************************************************/ bool ensure_python_scan_namespace_is_registered(void) { PyTypeObject *type; /* Type Python 'ScanNamespace' */ PyObject *module; /* Module à recompléter */ PyObject *dict; /* Dictionnaire du module */ type = get_python_scan_namespace_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_SCAN_NAMESPACE, 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 espace de noms pour scan. * * * * Retour : Bilan de l'opération, voire indications supplémentaires. * * * * Remarques : - * * * ******************************************************************************/ int convert_to_scan_namespace(PyObject *arg, void *dst) { int result; /* Bilan à retourner */ result = PyObject_IsInstance(arg, (PyObject *)get_python_scan_namespace_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 scan namespace"); break; case 1: *((GScanNamespace **)dst) = G_SCAN_NAMESPACE(pygobject_get(arg)); break; default: assert(false); break; } return result; }