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authorCyrille Bagard <nocbos@gmail.com>2015-11-25 23:26:53 (GMT)
committerCyrille Bagard <nocbos@gmail.com>2015-11-25 23:26:53 (GMT)
commit545d0490f6fbb397da66410f534670c52bfcc5da (patch)
treeb6923de79a4b406e51b906b76a737d93ea74b73c
parent355a7140932b77d351bc6ddd965608b0011af855 (diff)
Implemented restricted contents and created test cases.
git-svn-id: svn://svn.gna.org/svn/chrysalide/trunk@608 abbe820e-26c8-41b2-8c08-b7b2b41f8b0a
-rw-r--r--ChangeLog46
-rw-r--r--plugins/pychrysa/analysis/content.c27
-rw-r--r--plugins/pychrysa/analysis/contents/Makefile.am3
-rw-r--r--plugins/pychrysa/analysis/contents/module.c3
-rw-r--r--plugins/pychrysa/analysis/contents/restricted.c227
-rw-r--r--plugins/pychrysa/analysis/contents/restricted.h42
-rwxr-xr-xsrc/analysis/contents/Makefile.am3
-rw-r--r--src/analysis/contents/restricted.c613
-rw-r--r--src/analysis/contents/restricted.h58
-rw-r--r--tests/analysis/__init__.py0
-rw-r--r--tests/analysis/contents/__init__.py0
-rw-r--r--tests/analysis/contents/restricted.py141
-rw-r--r--tests/arch/__init__.py0
-rwxr-xr-xtests/arch/vmpa.py35
-rw-r--r--tests/chrysacase.py48
-rw-r--r--tests/format/__init__.py0
-rw-r--r--tests/format/elf/Makefile5
-rw-r--r--tests/format/elf/__init__.py0
-rw-r--r--tests/format/elf/non_existing_binary.py20
-rw-r--r--tests/format/elf/oob_section_name.py36
-rwxr-xr-xtests/run.sh8
-rw-r--r--tests/test.py39
22 files changed, 1271 insertions, 83 deletions
diff --git a/ChangeLog b/ChangeLog
index d67f749..e6b8c54 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,49 @@
+15-11-26 Cyrille Bagard <nocbos@gmail.com>
+
+ * plugins/pychrysa/analysis/content.c:
+ Set description strings for errors as needed.
+
+ * plugins/pychrysa/analysis/contents/Makefile.am:
+ Add the new 'restricted.[ch]' files to
+ libpychrysaanalysiscontents_la_SOURCES.
+
+ * plugins/pychrysa/analysis/contents/module.c:
+ Update code.
+
+ * plugins/pychrysa/analysis/contents/restricted.c:
+ * plugins/pychrysa/analysis/contents/restricted.h:
+ New entries: implement restricted contents for Python.
+
+ * src/analysis/contents/Makefile.am:
+ Add the new 'restricted.[ch]' files to libanalysiscontents_la_SOURCES.
+
+ * src/analysis/contents/restricted.c:
+ * src/analysis/contents/restricted.h:
+ New entries: implement restricted contents.
+
+ * tests/analysis/contents/__init__.py:
+ * tests/analysis/contents/restricted.py:
+ * tests/analysis/__init__.py:
+ * tests/arch/__init__.py:
+ New entries: create test cases for a Python test suite.
+
+ * tests/arch/vmpa.py:
+ Update code.
+
+ * tests/chrysacase.py:
+ * tests/format/elf/__init__.py:
+
+ * tests/format/elf/Makefile:
+ * tests/format/elf/non_existing_binary.py:
+ * tests/format/elf/oob_section_name.py:
+ Update code.
+
+ * tests/format/__init__.py:
+ * tests/run.sh:
+
+ * tests/test.py:
+ Deleted entry.
+
15-11-12 Cyrille Bagard <nocbos@gmail.com>
* plugins/ropgadgets/select.c:
diff --git a/plugins/pychrysa/analysis/content.c b/plugins/pychrysa/analysis/content.c
index bd25589..00265e3 100644
--- a/plugins/pychrysa/analysis/content.c
+++ b/plugins/pychrysa/analysis/content.c
@@ -29,6 +29,9 @@
#include <pygobject.h>
+#include <i18n.h>
+
+
#include <analysis/content.h>
#include <common/endianness.h>
@@ -154,7 +157,11 @@ static PyObject *py_binary_content_read_u8(PyObject *self, PyObject *args)
assert(addr != NULL);
status = g_binary_content_read_u8(content, addr, &val);
- if (!status) return NULL;
+ if (!status)
+ {
+ PyErr_SetString(PyExc_Exception, _("Invalid read access."));
+ return NULL;
+ }
result = PyBytes_FromStringAndSize((char *)&val, 1);
@@ -197,7 +204,11 @@ static PyObject *py_binary_content_read_u16(PyObject *self, PyObject *args)
assert(addr != NULL);
status = g_binary_content_read_u16(content, addr, endianness, &val);
- if (!status) return NULL;
+ if (!status)
+ {
+ PyErr_SetString(PyExc_Exception, _("Invalid read access."));
+ return NULL;
+ }
result = PyBytes_FromStringAndSize((char *)&val, 2);
@@ -239,7 +250,11 @@ static PyObject *py_binary_content_read_u32(PyObject *self, PyObject *args)
assert(addr != NULL);
status = g_binary_content_read_u32(content, addr, endianness, &val);
- if (!status) return NULL;
+ if (!status)
+ {
+ PyErr_SetString(PyExc_Exception, _("Invalid read access."));
+ return NULL;
+ }
result = PyBytes_FromStringAndSize((char *)&val, 4);
@@ -281,7 +296,11 @@ static PyObject *py_binary_content_read_u64(PyObject *self, PyObject *args)
assert(addr != NULL);
status = g_binary_content_read_u64(content, addr, endianness, &val);
- if (!status) return NULL;
+ if (!status)
+ {
+ PyErr_SetString(PyExc_Exception, _("Invalid read access."));
+ return NULL;
+ }
result = PyBytes_FromStringAndSize((char *)&val, 8);
diff --git a/plugins/pychrysa/analysis/contents/Makefile.am b/plugins/pychrysa/analysis/contents/Makefile.am
index ff835e3..3cd00a6 100644
--- a/plugins/pychrysa/analysis/contents/Makefile.am
+++ b/plugins/pychrysa/analysis/contents/Makefile.am
@@ -3,7 +3,8 @@ noinst_LTLIBRARIES = libpychrysaanalysiscontents.la
libpychrysaanalysiscontents_la_SOURCES = \
file.h file.c \
- module.h module.c
+ module.h module.c \
+ restricted.h restricted.c
libpychrysaanalysiscontents_la_LDFLAGS =
diff --git a/plugins/pychrysa/analysis/contents/module.c b/plugins/pychrysa/analysis/contents/module.c
index f97ba27..366a158 100644
--- a/plugins/pychrysa/analysis/contents/module.c
+++ b/plugins/pychrysa/analysis/contents/module.c
@@ -29,6 +29,7 @@
#include "file.h"
+#include "restricted.h"
@@ -80,8 +81,8 @@ bool add_analysis_contents_module_to_python_module(PyObject *super)
result &= register_python_binary_content(module);
-
result &= register_python_file_content(module);
+ result &= register_python_restricted_content(module);
loading_failed:
diff --git a/plugins/pychrysa/analysis/contents/restricted.c b/plugins/pychrysa/analysis/contents/restricted.c
new file mode 100644
index 0000000..0b8c7da
--- /dev/null
+++ b/plugins/pychrysa/analysis/contents/restricted.c
@@ -0,0 +1,227 @@
+
+/* Chrysalide - Outil d'analyse de fichiers binaires
+ * restricted.c - prototypes pour l'équivalent Python du fichier "analysis/contents/restricted.c"
+ *
+ * Copyright (C) 2015 Cyrille Bagard
+ *
+ * This file is part of Chrysalide.
+ *
+ * OpenIDA is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * OpenIDA is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
+ */
+
+
+#include "restricted.h"
+
+
+#include <pygobject.h>
+
+
+#include <i18n.h>
+
+
+#include <analysis/contents/restricted.h>
+
+
+#include "../content.h"
+#include "../../arch/vmpa.h"
+
+
+
+/* Crée un nouvel objet Python de type 'BinContent'. */
+static PyObject *py_restricted_content_new(PyTypeObject *, PyObject *, PyObject *);
+
+
+
+/******************************************************************************
+* *
+* Paramètres : type = type de l'objet à instancier. *
+* args = arguments fournis à l'appel. *
+* kwds = arguments de type key=val fournis. *
+* *
+* Description : Crée un nouvel objet Python de type 'BinContent'. *
+* *
+* Retour : Instance Python mise en place. *
+* *
+* Remarques : - *
+* *
+******************************************************************************/
+
+static PyObject *py_restricted_content_new(PyTypeObject *type, PyObject *args, PyObject *kwds)
+{
+ PyObject *result; /* Instance à retourner */
+ PyObject *content_obj; /* Objet pour le contenu */
+ PyObject *range_obj; /* Objet pour la restriction */
+ int ret; /* Bilan de lecture des args. */
+ GBinContent *content; /* Instance GLib correspondante*/
+ mrange_t *range; /* Restriction à appliquer */
+ GBinContent *restricted; /* Création GLib à transmettre */
+
+ ret = PyArg_ParseTuple(args, "OO", &content_obj, &range_obj);
+ if (!ret) return NULL;
+
+ ret = PyObject_IsInstance(content_obj, (PyObject *)get_python_binary_content_type());
+ if (!ret)
+ {
+ PyErr_SetString(PyExc_TypeError, _("The first argument must be an instance of BinContent."));
+ return NULL;
+ }
+
+ ret = PyObject_IsInstance(range_obj, (PyObject *)get_python_mrange_type());
+ if (!ret)
+ {
+ PyErr_SetString(PyExc_TypeError, _("The second argument must be an instance of mrange."));
+ return NULL;
+ }
+
+ content = G_BIN_CONTENT(pygobject_get(content_obj));
+
+ range = get_internal_mrange(range_obj);
+
+ restricted = g_restricted_content_new(content, range);
+
+ result = pygobject_new(G_OBJECT(restricted));
+
+ return result;
+
+}
+
+
+/******************************************************************************
+* *
+* Paramètres : - *
+* *
+* Description : Fournit un accès à une définition de type à diffuser. *
+* *
+* Retour : Définition d'objet pour Python. *
+* *
+* Remarques : - *
+* *
+******************************************************************************/
+
+
+
+PyMethodDef py_restricted_content_methods[] = {
+ { NULL }
+};
+
+PyGetSetDef py_restricted_content_getseters[] = {
+ { NULL }
+};
+
+PyTypeObject py_restricted_content_type = {
+
+ PyVarObject_HEAD_INIT(NULL, 0)
+
+ .tp_name = "pychrysalide.analysis.contents.RestrictedContent",
+ .tp_basicsize = sizeof(PyGObject),
+
+ .tp_flags = Py_TPFLAGS_DEFAULT | Py_TPFLAGS_BASETYPE,
+
+ .tp_doc = "PyChrysalide binary restricted content",
+
+ /*
+ .tp_methods = py_restricted_content_methods,
+ .tp_getset = py_restricted_content_getseters,
+ .tp_new = (newfunc)py_restricted_content_new
+ */
+ .tp_new = (newfunc)py_restricted_content_new
+
+};
+
+
+
+PyTypeObject *get_python_restricted_content_type(void)
+{
+#if 0
+ static PyMethodDef py_restricted_content_methods[] = {
+ { NULL }
+ };
+
+ static PyGetSetDef py_restricted_content_getseters[] = {
+ { NULL }
+ };
+
+ static PyTypeObject py_restricted_content_type = {
+
+ PyVarObject_HEAD_INIT(NULL, 0)
+
+ .tp_name = "pychrysalide.analysis.contents.RestrictedContent",
+ .tp_basicsize = sizeof(PyGObject),
+
+ .tp_flags = Py_TPFLAGS_DEFAULT | Py_TPFLAGS_BASETYPE | 1 << 9,
+
+ .tp_doc = "PyChrysalide binary restricted content",
+
+ /*
+ .tp_methods = py_restricted_content_methods,
+ .tp_getset = py_restricted_content_getseters,
+ .tp_new = (newfunc)py_restricted_content_new
+ */
+
+ };
+#endif
+ return &py_restricted_content_type;
+
+}
+
+
+/******************************************************************************
+* *
+* Paramètres : module = module dont la définition est à compléter. *
+* *
+* Description : Prend en charge l'objet 'pychrysalide.glibext.BinContent'. *
+* *
+* Retour : Bilan de l'opération. *
+* *
+* Remarques : - *
+* *
+******************************************************************************/
+#include "../content.h"//////////////////////////////////////////
+bool register_python_restricted_content(PyObject *module)
+{
+ PyTypeObject *py_restricted_content_type; /* Type Python 'BinContent' */
+ int ret; /* Bilan d'un appel */
+ PyObject *dict; /* Dictionnaire du module */
+
+ py_restricted_content_type = get_python_restricted_content_type();
+
+ //py_restricted_content_type->tp_base = &PyGObject_Type;
+ //py_restricted_content_type->tp_basicsize = py_restricted_content_type->tp_base->tp_basicsize;
+
+ /*
+ if (PyType_Ready(py_restricted_content_type) != 0)
+ return false;
+ */
+
+ /*
+ Py_INCREF(py_restricted_content_type);
+ ret = PyModule_AddObject(module, "RestrictedContent", (PyObject *)py_restricted_content_type);
+ if (ret != 0) return false;
+ */
+
+ dict = PyModule_GetDict(module);
+ pygobject_register_class(dict, "RestrictedContent", G_TYPE_RESTRICTED_CONTENT, py_restricted_content_type,
+ Py_BuildValue("(O)", &PyGObject_Type/*py_restricted_content_type->tp_base*/,
+ get_python_binary_content_type()));
+
+ /*
+ if (PyType_Ready(py_restricted_content_type) != 0)
+ return false;
+ */
+
+
+ return true;
+
+}
diff --git a/plugins/pychrysa/analysis/contents/restricted.h b/plugins/pychrysa/analysis/contents/restricted.h
new file mode 100644
index 0000000..24f2697
--- /dev/null
+++ b/plugins/pychrysa/analysis/contents/restricted.h
@@ -0,0 +1,42 @@
+
+/* Chrysalide - Outil d'analyse de fichiers binaires
+ * restricted.h - prototypes pour l'équivalent Python du fichier "analysis/contents/restricted.h"
+ *
+ * Copyright (C) 2015 Cyrille Bagard
+ *
+ * This file is part of Chrysalide.
+ *
+ * OpenIDA is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * OpenIDA is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
+ */
+
+
+#ifndef _PLUGINS_PYCHRYSA_ANALYSIS_CONTENTS_RESTRICTED_H
+#define _PLUGINS_PYCHRYSA_ANALYSIS_CONTENTS_RESTRICTED_H
+
+
+#include <Python.h>
+#include <stdbool.h>
+
+
+
+/* Fournit un accès à une définition de type à diffuser. */
+PyTypeObject *get_python_restricted_content_type(void);
+
+/* Prend en charge l'objet 'pychrysalide.glibext.BinContent'. */
+bool register_python_restricted_content(PyObject *);
+
+
+
+#endif /* _PLUGINS_PYCHRYSA_ANALYSIS_CONTENTS_RESTRICTED_H */
diff --git a/src/analysis/contents/Makefile.am b/src/analysis/contents/Makefile.am
index e2eec74..2580357 100755
--- a/src/analysis/contents/Makefile.am
+++ b/src/analysis/contents/Makefile.am
@@ -2,7 +2,8 @@
noinst_LTLIBRARIES = libanalysiscontents.la
libanalysiscontents_la_SOURCES = \
- file.h file.c
+ file.h file.c \
+ restricted.h restricted.c
libanalysiscontents_la_LIBADD =
diff --git a/src/analysis/contents/restricted.c b/src/analysis/contents/restricted.c
new file mode 100644
index 0000000..a8f1763
--- /dev/null
+++ b/src/analysis/contents/restricted.c
@@ -0,0 +1,613 @@
+
+/* Chrysalide - Outil d'analyse de fichiers binaires
+ * restricted.c - chargement de données binaires à partir d'un contenu restreint
+ *
+ * Copyright (C) 2015 Cyrille Bagard
+ *
+ * This file is part of Chrysalide.
+ *
+ * OpenIDA is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * OpenIDA is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with Foobar. If not, see <http://www.gnu.org/licenses/>.
+ */
+
+
+#include "restricted.h"
+
+
+#include <assert.h>
+#include <string.h>
+
+
+#include "../content-int.h"
+
+
+
+/* Contenu de données binaires issues d'un contenu restreint (instance) */
+struct _GRestrictedContent
+{
+ GObject parent; /* A laisser en premier */
+
+ GBinContent *internal; /* Contenu de sous-traitance */
+
+ mrange_t range; /* Restriction de couverture */
+
+};
+
+/* Contenu de données binaires issues d'un contenu restreint (classe) */
+struct _GRestrictedContentClass
+{
+ GObjectClass parent; /* A laisser en premier */
+
+};
+
+
+/* Initialise la classe des contenus de données binaires. */
+static void g_restricted_content_class_init(GRestrictedContentClass *);
+
+/* Initialise une instance de contenu de données binaires. */
+static void g_restricted_content_init(GRestrictedContent *);
+
+/* Procède à l'initialisation de l'interface de lecture. */
+static void g_restricted_content_interface_init(GBinContentInterface *);
+
+/* Supprime toutes les références externes. */
+static void g_restricted_content_dispose(GRestrictedContent *);
+
+/* Procède à la libération totale de la mémoire. */
+static void g_restricted_content_finalize(GRestrictedContent *);
+
+/* Donne accès à une portion des données représentées. */
+static const bin_t *g_restricted_content_get_raw_access(const GRestrictedContent *, vmpa2t *, phys_t);
+
+/* Fournit une portion des données représentées. */
+static bool g_restricted_content_read_raw(const GRestrictedContent *, vmpa2t *, phys_t, bin_t *);
+
+/* Lit un nombre non signé sur quatre bits. */
+static bool g_restricted_content_read_u4(const GRestrictedContent *, vmpa2t *, bool *, uint8_t *);
+
+/* Lit un nombre non signé sur un octet. */
+static bool g_restricted_content_read_u8(const GRestrictedContent *, vmpa2t *, uint8_t *);
+
+/* Lit un nombre non signé sur deux octets. */
+static bool g_restricted_content_read_u16(const GRestrictedContent *, vmpa2t *, SourceEndian, uint16_t *);
+
+/* Lit un nombre non signé sur quatre octets. */
+static bool g_restricted_content_read_u32(const GRestrictedContent *, vmpa2t *, SourceEndian, uint32_t *);
+
+/* Lit un nombre non signé sur huit octets. */
+static bool g_restricted_content_read_u64(const GRestrictedContent *, vmpa2t *, SourceEndian, uint64_t *);
+
+/* Lit un nombre non signé encodé au format LEB128. */
+static bool g_restricted_content_read_uleb128(const GRestrictedContent *, vmpa2t *, uleb128_t *);
+
+/* Lit un nombre signé encodé au format LEB128. */
+static bool g_restricted_content_read_leb128(const GRestrictedContent *, vmpa2t *, leb128_t *);
+
+
+
+/* Indique le type défini par la GLib pour les contenus de données. */
+G_DEFINE_TYPE_WITH_CODE(GRestrictedContent, g_restricted_content, G_TYPE_OBJECT,
+ G_IMPLEMENT_INTERFACE(G_TYPE_BIN_CONTENT, g_restricted_content_interface_init))
+
+
+/******************************************************************************
+* *
+* Paramètres : klass = classe à initialiser. *
+* *
+* Description : Initialise la classe des contenus de données binaires. *
+* *
+* Retour : - *
+* *
+* Remarques : - *
+* *
+******************************************************************************/
+
+static void g_restricted_content_class_init(GRestrictedContentClass *klass)
+{
+ GObjectClass *object; /* Autre version de la classe */
+
+ object = G_OBJECT_CLASS(klass);
+
+ object->dispose = (GObjectFinalizeFunc/* ! */)g_restricted_content_dispose;
+ object->finalize = (GObjectFinalizeFunc)g_restricted_content_finalize;
+
+}
+
+
+/******************************************************************************
+* *
+* Paramètres : content = instance à initialiser. *
+* *
+* Description : Initialise une instance de contenu de données binaires. *
+* *
+* Retour : - *
+* *
+* Remarques : - *
+* *
+******************************************************************************/
+
+static void g_restricted_content_init(GRestrictedContent *content)
+{
+
+}
+
+
+/******************************************************************************
+* *
+* Paramètres : iface = interface GLib à initialiser. *
+* *
+* Description : Procède à l'initialisation de l'interface de lecture. *
+* *
+* Retour : - *
+* *
+* Remarques : - *
+* *
+******************************************************************************/
+
+static void g_restricted_content_interface_init(GBinContentInterface *iface)
+{
+ iface->get_raw_access = (get_raw_access_fc)g_restricted_content_get_raw_access;
+
+ iface->read_raw = (read_raw_fc)g_restricted_content_read_raw;
+ iface->read_u4 = (read_u4_fc)g_restricted_content_read_u4;
+ iface->read_u8 = (read_u8_fc)g_restricted_content_read_u8;
+ iface->read_u16 = (read_u16_fc)g_restricted_content_read_u16;
+ iface->read_u32 = (read_u32_fc)g_restricted_content_read_u32;
+ iface->read_u64 = (read_u64_fc)g_restricted_content_read_u64;
+
+ iface->read_uleb128 = (read_uleb128_fc)g_restricted_content_read_uleb128;
+ iface->read_leb128 = (read_leb128_fc)g_restricted_content_read_leb128;
+
+}
+
+
+/******************************************************************************
+* *
+* Paramètres : content = instance d'objet GLib à traiter. *
+* *
+* Description : Supprime toutes les références externes. *
+* *
+* Retour : - *
+* *
+* Remarques : - *
+* *
+******************************************************************************/
+
+static void g_restricted_content_dispose(GRestrictedContent *content)
+{
+ g_object_unref(G_OBJECT(content->internal));
+
+ G_OBJECT_CLASS(g_restricted_content_parent_class)->dispose(G_OBJECT(content));
+
+}
+
+
+/******************************************************************************
+* *
+* Paramètres : content = instance d'objet GLib à traiter. *
+* *
+* Description : Procède à la libération totale de la mémoire. *
+* *
+* Retour : - *
+* *
+* Remarques : - *
+* *
+******************************************************************************/
+
+static void g_restricted_content_finalize(GRestrictedContent *content)
+{
+ G_OBJECT_CLASS(g_restricted_content_parent_class)->finalize(G_OBJECT(content));
+
+}
+
+
+/******************************************************************************
+* *
+* Paramètres : content = contenu binaire où puiser les données à fournir. *
+* range = espace de restrictions pour les accès. *
+* *
+* Description : Charge en mémoire le contenu d'un contenu restreint. *
+* *
+* Retour : Représentation de contenu à manipuler ou NULL en cas d'échec.*
+* *
+* Remarques : - *
+* *
+******************************************************************************/
+
+GBinContent *g_restricted_content_new(GBinContent *content, const mrange_t *range)
+{
+ GRestrictedContent *result; /* Structure à retourner */
+
+ result = g_object_new(G_TYPE_RESTRICTED_CONTENT, NULL);
+
+ result->internal = content;
+ g_object_ref(G_OBJECT(result->internal));
+
+ copy_mrange(&result->range, range);
+
+ return G_BIN_CONTENT(result);
+
+}
+
+
+/******************************************************************************
+* *
+* Paramètres : content = contenu binaire à venir lire. *
+* addr = position de la tête de lecture. *
+* length = quantité d'octets à lire. *
+* *
+* Description : Donne accès à une portion des données représentées. *
+* *
+* Retour : Pointeur vers les données à lire ou NULL en cas d'échec. *
+* *
+* Remarques : - *
+* *
+******************************************************************************/
+
+static const bin_t *g_restricted_content_get_raw_access(const GRestrictedContent *content, vmpa2t *addr, phys_t length)
+{
+ const bin_t *result; /* Données utiles à renvoyer */
+ mrange_t requested; /* Espace demandé en lecture */
+
+ init_mrange(&requested, addr, length);
+
+ if (!mrange_contains_mrange(&content->range, &requested))
+ {
+ result = NULL;
+ goto bad_range;
+ }
+
+ result = g_binary_content_get_raw_access(content->internal, addr, length);
+
+ bad_range:
+
+ return result;
+
+}
+
+
+/******************************************************************************
+* *
+* Paramètres : content = contenu binaire à venir lire. *
+* addr = position de la tête de lecture. *
+* length = quantité d'octets à lire. *
+* out = réceptacle disponible pour ces données. [OUT] *
+* *
+* Description : Fournit une portion des données représentées. *
+* *
+* Retour : Bilan de l'opération. *
+* *
+* Remarques : - *
+* *
+******************************************************************************/
+
+static bool g_restricted_content_read_raw(const GRestrictedContent *content, vmpa2t *addr, phys_t length, bin_t *out)
+{
+ bool result; /* Bilan à remonter */
+ const bin_t *data; /* Pointeur vers données utiles*/
+
+ data = g_restricted_content_get_raw_access(content, addr, length);
+
+ if (data != NULL)
+ {
+ result = true;
+ memcpy(out, data, length);
+ }
+ else
+ result = false;
+
+ return result;
+
+}
+
+
+/******************************************************************************
+* *
+* Paramètres : content = contenu binaire à venir lire. *
+* addr = position de la tête de lecture. *
+* low = position éventuelle des 4 bits visés. [OUT] *
+* val = lieu d'enregistrement de la lecture. [OUT] *
+* *
+* Description : Lit un nombre non signé sur quatre bits. *
+* *
+* Retour : Bilan de l'opération : true en cas de succès, false sinon. *
+* *
+* Remarques : - *
+* *
+******************************************************************************/
+
+static bool g_restricted_content_read_u4(const GRestrictedContent *content, vmpa2t *addr, bool *low, uint8_t *val)
+{
+ bool result; /* Bilan de lecture à renvoyer */
+ vmpa2t old; /* Copie de sauvegarde */
+ bool old_low; /* Côté de l'octet traité */
+
+ if (!mrange_contains_addr(&content->range, addr))
+ {
+ result = false;
+ goto bad_range;
+ }
+
+ copy_vmpa(&old, addr);
+ old_low = *low;
+
+ result = g_binary_content_read_u4(content->internal, addr, low, val);
+
+ if (result && !mrange_contains_addr_inclusive(&content->range, addr))
+ {
+ copy_vmpa(addr, &old);
+ *low = old_low;
+ result = false;
+ }
+
+ bad_range:
+
+ return result;
+
+}
+
+
+
+/******************************************************************************
+* *
+* Paramètres : content = contenu binaire à venir lire. *
+* addr = position de la tête de lecture. *
+* val = lieu d'enregistrement de la lecture. [OUT] *
+* *
+* Description : Lit un nombre non signé sur un octet. *
+* *
+* Retour : Bilan de l'opération : true en cas de succès, false sinon. *
+* *
+* Remarques : - *
+* *
+******************************************************************************/
+
+static bool g_restricted_content_read_u8(const GRestrictedContent *content, vmpa2t *addr, uint8_t *val)
+{
+ bool result; /* Bilan de lecture à renvoyer */
+ vmpa2t old; /* Copie de sauvegarde */
+
+ if (!mrange_contains_addr(&content->range, addr))
+ {
+ result = false;
+ goto bad_range;
+ }
+
+ copy_vmpa(&old, addr);
+
+ result = g_binary_content_read_u8(content->internal, addr, val);
+
+ if (result && !mrange_contains_addr_inclusive(&content->range, addr))
+ {
+ copy_vmpa(addr, &old);
+ result = false;
+ }
+
+ bad_range:
+
+ return result;
+
+}
+
+
+/******************************************************************************
+* *
+* Paramètres : content = contenu binaire à venir lire. *
+* addr = position de la tête de lecture. *
+* endian = ordre des bits dans la source. *
+* val = lieu d'enregistrement de la lecture. [OUT] *
+* *
+* Description : Lit un nombre non signé sur deux octets. *
+* *
+* Retour : Bilan de l'opération : true en cas de succès, false sinon. *
+* *
+* Remarques : - *
+* *
+******************************************************************************/
+
+static bool g_restricted_content_read_u16(const GRestrictedContent *content, vmpa2t *addr, SourceEndian endian, uint16_t *val)
+{
+ bool result; /* Bilan de lecture à renvoyer */
+ vmpa2t old; /* Copie de sauvegarde */
+
+ if (!mrange_contains_addr(&content->range, addr))
+ {
+ result = false;
+ goto bad_range;
+ }
+
+ copy_vmpa(&old, addr);
+
+ result = g_binary_content_read_u16(content->internal, addr, endian, val);
+
+ if (result && !mrange_contains_addr_inclusive(&content->range, addr))
+ {
+ copy_vmpa(addr, &old);
+ result = false;
+ }
+
+ bad_range:
+
+ return result;
+
+}
+
+
+/******************************************************************************
+* *
+* Paramètres : content = contenu binaire à venir lire. *
+* addr = position de la tête de lecture. *
+* endian = ordre des bits dans la source. *
+* val = lieu d'enregistrement de la lecture. [OUT] *
+* *
+* Description : Lit un nombre non signé sur quatre octets. *
+* *
+* Retour : Bilan de l'opération : true en cas de succès, false sinon. *
+* *
+* Remarques : - *
+* *
+******************************************************************************/
+
+static bool g_restricted_content_read_u32(const GRestrictedContent *content, vmpa2t *addr, SourceEndian endian, uint32_t *val)
+{
+ bool result; /* Bilan de lecture à renvoyer */
+ vmpa2t old; /* Copie de sauvegarde */
+
+ if (!mrange_contains_addr(&content->range, addr))
+ {
+ result = false;
+ goto bad_range;
+ }
+
+ copy_vmpa(&old, addr);
+
+ result = g_binary_content_read_u32(content->internal, addr, endian, val);
+
+ if (result && !mrange_contains_addr_inclusive(&content->range, addr))
+ {
+ copy_vmpa(addr, &old);
+ result = false;
+ }
+
+ bad_range:
+
+ return result;
+
+}
+
+
+/******************************************************************************
+* *
+* Paramètres : content = contenu binaire à venir lire. *
+* addr = position de la tête de lecture. *
+* endian = ordre des bits dans la source. *
+* val = lieu d'enregistrement de la lecture. [OUT] *
+* *
+* Description : Lit un nombre non signé sur huit octets. *
+* *
+* Retour : Bilan de l'opération : true en cas de succès, false sinon. *
+* *
+* Remarques : - *
+* *
+******************************************************************************/
+
+static bool g_restricted_content_read_u64(const GRestrictedContent *content, vmpa2t *addr, SourceEndian endian, uint64_t *val)
+{
+ bool result; /* Bilan de lecture à renvoyer */
+ vmpa2t old; /* Copie de sauvegarde */
+
+ if (!mrange_contains_addr(&content->range, addr))
+ {
+ result = false;
+ goto bad_range;
+ }
+
+ copy_vmpa(&old, addr);
+
+ result = g_binary_content_read_u64(content->internal, addr, endian, val);
+
+ if (result && !mrange_contains_addr_inclusive(&content->range, addr))
+ {
+ copy_vmpa(addr, &old);
+ result = false;
+ }
+
+ bad_range:
+
+ return result;
+
+}
+
+
+/******************************************************************************
+* *
+* Paramètres : content = contenu binaire à venir lire. *
+* addr = position de la tête de lecture. *
+* val = lieu d'enregistrement de la lecture. [OUT] *
+* *
+* Description : Lit un nombre non signé encodé au format LEB128. *
+* *
+* Retour : Bilan de l'opération : true en cas de succès, false sinon. *
+* *
+* Remarques : - *
+* *
+******************************************************************************/
+
+static bool g_restricted_content_read_uleb128(const GRestrictedContent *content, vmpa2t *addr, uleb128_t *val)
+{
+ bool result; /* Bilan de lecture à renvoyer */
+ vmpa2t old; /* Copie de sauvegarde */
+
+ if (!mrange_contains_addr(&content->range, addr))
+ {
+ result = false;
+ goto bad_range;
+ }
+
+ copy_vmpa(&old, addr);
+
+ result = g_binary_content_read_uleb128(content->internal, addr, val);
+
+ if (result && !mrange_contains_addr_inclusive(&content->range, addr))
+ {
+ copy_vmpa(addr, &old);
+ result = false;
+ }
+
+ bad_range:
+
+ return result;
+
+}
+
+
+/******************************************************************************
+* *
+* Paramètres : content = contenu binaire à venir lire. *
+* addr = position de la tête de lecture. *
+* val = lieu d'enregistrement de la lecture. [OUT] *
+* *
+* Description : Lit un nombre signé encodé au format LEB128. *
+* *
+* Retour : Bilan de l'opération : true en cas de succès, false sinon. *
+* *
+* Remarques : - *
+* *
+******************************************************************************/
+
+static bool g_restricted_content_read_leb128(const GRestrictedContent *content, vmpa2t *addr, leb128_t *val)
+{
+ bool result; /* Bilan de lecture à renvoyer */
+ vmpa2t old; /* Copie de sauvegarde */
+
+ if (!mrange_contains_addr(&content->range, addr))
+ {
+ result = false;
+ goto bad_range;
+ }
+
+ copy_vmpa(&old, addr);
+
+ result = g_binary_content_read_leb128(content->internal, addr, val);
+
+ if (result && !mrange_contains_addr_inclusive(&content->range, addr))
+ {
+ copy_vmpa(addr, &old);
+ result = false;
+ }
+
+ bad_range:
+
+ return result;
+
+}
diff --git a/src/analysis/contents/restricted.h b/src/analysis/contents/restricted.h
new file mode 100644
index 0000000..3cf5d60
--- /dev/null
+++ b/src/analysis/contents/restricted.h
@@ -0,0 +1,58 @@
+
+/* Chrysalide - Outil d'analyse de fichiers binaires
+ * restricted.h - prototypes pour le chargement de données binaires à partir d'un contenu restreint
+ *
+ * Copyright (C) 2015 Cyrille Bagard
+ *
+ * This file is part of Chrysalide.
+ *
+ * OpenIDA is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * OpenIDA is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with Foobar. If not, see <http://www.gnu.org/licenses/>.
+ */
+
+
+#ifndef _ANALYSIS_CONTENTS_RESTRICTED_H
+#define _ANALYSIS_CONTENTS_RESTRICTED_H
+
+
+#include <glib-object.h>
+
+
+#include "../content.h"
+
+
+
+#define G_TYPE_RESTRICTED_CONTENT (g_restricted_content_get_type())
+#define G_RESTRICTED_CONTENT(obj) (G_TYPE_CHECK_INSTANCE_CAST((obj), G_TYPE_RESTRICTED_CONTENT, GRestrictedContent))
+#define G_IS_RESTRICTED_CONTENT(obj) (G_TYPE_CHECK_INSTANCE_TYPE((obj), G_TYPE_RESTRICTED_CONTENT))
+#define G_RESTRICTED_CONTENT_CLASS(klass) (G_TYPE_CHECK_CLASS_CAST((klass), G_TYPE_RESTRICTED_CONTENT, GRestrictedContentClass))
+#define G_IS_RESTRICTED_CONTENT_CLASS(klass) (G_TYPE_CHECK_CLASS_TYPE((klass), G_TYPE_RESTRICTED_CONTENT))
+#define G_RESTRICTED_CONTENT_GET_CLASS(obj) (G_TYPE_INSTANCE_GET_CLASS((obj), G_TYPE_RESTRICTED_CONTENT, GRestrictedContentClass))
+
+
+/* Contenu de données binaires issues d'un contenu restreint (instance) */
+typedef struct _GRestrictedContent GRestrictedContent;
+
+/* Contenu de données binaires issues d'un contenu restreint (classe) */
+typedef struct _GRestrictedContentClass GRestrictedContentClass;
+
+
+/* Indique le type défini par la GLib pour les contenus de données. */
+GType g_restricted_content_get_type(void);
+
+/* Charge en mémoire le contenu d'un contenu restreint. */
+GBinContent *g_restricted_content_new(GBinContent *, const mrange_t *);
+
+
+
+#endif /* _ANALYSIS_CONTENTS_RESTRICTED_H */
diff --git a/tests/analysis/__init__.py b/tests/analysis/__init__.py
new file mode 100644
index 0000000..e69de29
--- /dev/null
+++ b/tests/analysis/__init__.py
diff --git a/tests/analysis/contents/__init__.py b/tests/analysis/contents/__init__.py
new file mode 100644
index 0000000..e69de29
--- /dev/null
+++ b/tests/analysis/contents/__init__.py
diff --git a/tests/analysis/contents/restricted.py b/tests/analysis/contents/restricted.py
new file mode 100644
index 0000000..e8d3e07
--- /dev/null
+++ b/tests/analysis/contents/restricted.py
@@ -0,0 +1,141 @@
+#!/usr/bin/python3-dbg
+# -*- coding: utf-8 -*-
+
+
+# Tests minimalistes pour valider l'intégration des contenus restreints
+# depuis Python.
+
+
+from chrysacase import ChrysalideTestCase
+from pychrysalide.analysis.contents import FileContent, RestrictedContent
+from pychrysalide.arch import vmpa, mrange
+import tempfile
+
+
+class TestRestrictedContent(ChrysalideTestCase):
+ """TestCase for analysis.contents.RestrictedContent."""
+
+ @classmethod
+ def setUpClass(cls):
+
+ super(TestRestrictedContent, cls).setUpClass()
+
+ cls._out = tempfile.NamedTemporaryFile()
+
+ cls._out.write(b'\x01\x02\x03\x04')
+ cls._out.write(b'\x05\x06\x07\x08')
+ cls._out.write(b'\x11\x12\x13\x14')
+ cls._out.write(b'\x15\x16\x17\x18')
+ cls._out.write(b'\x21\x22\x23\x24')
+ cls._out.write(b'\x25\x26\x27\x28')
+ cls._out.write(b'\x31\x32\x33\x34')
+ cls._out.write(b'\x35\x36\x37\x38')
+
+ cls._out.flush()
+
+ cls.log('Using temporary file "%s"' % cls._out.name)
+
+
+ @classmethod
+ def tearDownClass(cls):
+
+ super(TestRestrictedContent, cls).tearDownClass()
+
+ cls.log('Delete file "%s"' % cls._out.name)
+
+ cls._out.close()
+
+
+ def testReadAccess(self):
+ """Check valid accesses to restricted content."""
+
+ fcnt = FileContent(self._out.name)
+
+ start = vmpa(12, vmpa.VMPA_NO_VIRTUAL)
+ covered = mrange(start, 12) # 0x15 ... 0x28
+
+ rcnt = RestrictedContent(fcnt, covered)
+ self.assertIsNotNone(rcnt)
+
+ val = rcnt.read_u8(start)
+ self.assertEqual(val, b'\x15')
+
+ val = rcnt.read_u8(start)
+ self.assertEqual(val, b'\x16')
+
+ val = rcnt.read_u16(start, vmpa.SRE_LITTLE)
+ self.assertEqual(val, b'\x17\x18')
+
+ val = rcnt.read_u32(start, vmpa.SRE_LITTLE)
+ self.assertEqual(val, b'\x21\x22\x23\x24')
+
+
+ def testBorderLineAccess(self):
+ """Check valid border line accesses to restricted content."""
+
+ fcnt = FileContent(self._out.name)
+
+ start = vmpa(12, vmpa.VMPA_NO_VIRTUAL)
+ covered = mrange(start, 12) # 0x15 ... 0x28
+
+ rcnt = RestrictedContent(fcnt, covered)
+ self.assertIsNotNone(rcnt)
+
+ start = vmpa(12, vmpa.VMPA_NO_VIRTUAL)
+ val = rcnt.read_u8(start)
+ self.assertEqual(val, b'\x15')
+
+ start = vmpa(12, vmpa.VMPA_NO_VIRTUAL)
+ val = rcnt.read_u16(start, vmpa.SRE_LITTLE)
+ self.assertEqual(val, b'\x15\x16')
+
+ start = vmpa(12, vmpa.VMPA_NO_VIRTUAL)
+ val = rcnt.read_u32(start, vmpa.SRE_LITTLE)
+ self.assertEqual(val, b'\x15\x16\x17\x18')
+
+ start = vmpa(12, vmpa.VMPA_NO_VIRTUAL)
+ val = rcnt.read_u64(start, vmpa.SRE_LITTLE)
+ self.assertEqual(val, b'\x15\x16\x17\x18\x21\x22\x23\x24')
+
+ start = vmpa(23, vmpa.VMPA_NO_VIRTUAL)
+ val = rcnt.read_u8(start)
+ self.assertEqual(val, b'\x28')
+
+ start = vmpa(22, vmpa.VMPA_NO_VIRTUAL)
+ val = rcnt.read_u16(start, vmpa.SRE_LITTLE)
+ self.assertEqual(val, b'\x27\x28')
+
+ start = vmpa(20, vmpa.VMPA_NO_VIRTUAL)
+ val = rcnt.read_u32(start, vmpa.SRE_LITTLE)
+ self.assertEqual(val, b'\x25\x26\x27\x28')
+
+ start = vmpa(16, vmpa.VMPA_NO_VIRTUAL)
+ val = rcnt.read_u64(start, vmpa.SRE_LITTLE)
+ self.assertEqual(val, b'\x21\x22\x23\x24\x25\x26\x27\x28')
+
+
+ def testWrongAccess(self):
+ """Check invalid accesses to restricted content."""
+
+ fcnt = FileContent(self._out.name)
+
+ start = vmpa(12, vmpa.VMPA_NO_VIRTUAL)
+ covered = mrange(start, 12) # 0x15 ... 0x28
+
+ rcnt = RestrictedContent(fcnt, covered)
+ self.assertIsNotNone(rcnt)
+
+ with self.assertRaisesRegex(Exception, 'Invalid read access.'):
+
+ start = vmpa(1, vmpa.VMPA_NO_VIRTUAL)
+ val = rcnt.read_u8(start)
+
+ with self.assertRaisesRegex(Exception, 'Invalid read access.'):
+
+ start = vmpa(11, vmpa.VMPA_NO_VIRTUAL)
+ val = rcnt.read_u16(start, vmpa.SRE_LITTLE)
+
+ with self.assertRaisesRegex(Exception, 'Invalid read access.'):
+
+ start = vmpa(23, vmpa.VMPA_NO_VIRTUAL)
+ val = rcnt.read_u16(start, vmpa.SRE_LITTLE)
diff --git a/tests/arch/__init__.py b/tests/arch/__init__.py
new file mode 100644
index 0000000..e69de29
--- /dev/null
+++ b/tests/arch/__init__.py
diff --git a/tests/arch/vmpa.py b/tests/arch/vmpa.py
index 9814b20..def61ea 100755
--- a/tests/arch/vmpa.py
+++ b/tests/arch/vmpa.py
@@ -1,32 +1,35 @@
#!/usr/bin/python3-dbg
# -*- coding: utf-8 -*-
-import pychrysalide
-from pychrysalide.arch import vmpa
-from test import TestSuite
+
+# Tests minimalistes pour valider l'intégration des adresses et espaces mémoire
+# depuis Python.
-########################
+from chrysacase import ChrysalideTestCase
+from pychrysalide.arch import vmpa
-TestSuite.print_sep()
-addr = vmpa()
+class TestVmpa(ChrysalideTestCase):
+ """TestCase for arch.vmpa."""
-print('repr():', repr(addr))
-print('str(): ', str(addr))
+ def testInit(self):
+ """VMPA values are left uninitialized by default."""
-########################
+ v = vmpa()
-TestSuite.print_sep()
+ self.assertIsNone(v.phys)
+ self.assertIsNone(v.virt)
-TestSuite.check_true('Create a virtual memory or physical address', lambda: vmpa())
-v = vmpa()
+ def testAdd(self):
+ """Verify the commutative property of addition."""
-TestSuite.check_true('VMPA values are left uninitialized by default', lambda: v.phy == None and v.virt == None)
+ a = vmpa(0, 0) + 1
-a = vmpa(0, 0) + 1
+ b = 1 + vmpa(0, 0)
-b = 1 + vmpa(0, 0)
+ c = vmpa(1, 1)
-TestSuite.check_true('Verify the commutative property of addition', lambda: a == b)
+ self.assertEqual(a, b)
+ self.assertEqual(a, c)
diff --git a/tests/chrysacase.py b/tests/chrysacase.py
new file mode 100644
index 0000000..26625e7
--- /dev/null
+++ b/tests/chrysacase.py
@@ -0,0 +1,48 @@
+#!/usr/bin/python3-dbg
+# -*- coding: utf-8 -*-
+
+
+import unittest
+import os
+import sys
+
+
+class ChrysalideTestCase(unittest.TestCase):
+ """Base class for all Chrysalide test cases."""
+
+ @classmethod
+ def setUpClass(cls):
+
+ fullname = sys.modules[ChrysalideTestCase.__module__].__file__
+ filename = os.path.basename(fullname)
+
+ cls._baselen = len(fullname) - len(filename)
+
+
+ def shortDescription(self):
+ """Discard the direct use of __doc__ strings."""
+
+ return None
+
+
+ def __str__(self):
+ """Display the description of the current tested case."""
+
+ fullname = sys.modules[self.__class__.__module__].__file__
+
+ origin = fullname[self._baselen:]
+
+ title = self._testMethodDoc and self._testMethodDoc or self._testMethodName
+
+ return '[%s] "%s"' % (origin, title)
+
+
+ @classmethod
+ def log(cls, msg):
+ """Display an information message."""
+
+ fullname = sys.modules[cls.__module__].__file__
+
+ origin = fullname[cls._baselen:]
+
+ print('[%s] *** %s ***' % (origin, msg))
diff --git a/tests/format/__init__.py b/tests/format/__init__.py
new file mode 100644
index 0000000..e69de29
--- /dev/null
+++ b/tests/format/__init__.py
diff --git a/tests/format/elf/Makefile b/tests/format/elf/Makefile
index b14ff47..c32392f 100644
--- a/tests/format/elf/Makefile
+++ b/tests/format/elf/Makefile
@@ -1,11 +1,8 @@
-EXECUTABLES=tiny oob_section_name
+EXECUTABLES=oob_section_name
all: $(EXECUTABLES)
-tiny: tiny.o
- $(ARM_CROSS)objcopy $< -O binary $@
-
oob_section_name: oob_section_name.o
$(ARM_CROSS)objcopy $< -O binary $@
diff --git a/tests/format/elf/__init__.py b/tests/format/elf/__init__.py
new file mode 100644
index 0000000..e69de29
--- /dev/null
+++ b/tests/format/elf/__init__.py
diff --git a/tests/format/elf/non_existing_binary.py b/tests/format/elf/non_existing_binary.py
index 47c9028..6111f03 100644
--- a/tests/format/elf/non_existing_binary.py
+++ b/tests/format/elf/non_existing_binary.py
@@ -5,22 +5,20 @@
# Eprouve quelques mécanismes de construction côté Python.
-import pychrysalide
-
+from chrysacase import ChrysalideTestCase
from pychrysalide.analysis.contents import FileContent
from pychrysalide.format.elf import ElfFormat
-cnt = FileContent("non_existing_binary")
-print(cnt)
+class TestNonExistingBinary(ChrysalideTestCase):
+ """TestCase for non existent binary loading."""
-print(cnt == None)
+ def testNonExistent(self):
+ """Try to load a non existent binary without crashing."""
-try:
- fmt = ElfFormat(cnt)
-except TypeError as e:
- fmt = None
+ cnt = FileContent('non_existing_binary')
+ self.assertIsNone(cnt)
-print(fmt)
+ with self.assertRaisesRegex(TypeError, 'The argument must be an instance of BinContent.'):
-print(fmt == None)
+ fmt = ElfFormat(cnt)
diff --git a/tests/format/elf/oob_section_name.py b/tests/format/elf/oob_section_name.py
index da58e29..8f91efd 100644
--- a/tests/format/elf/oob_section_name.py
+++ b/tests/format/elf/oob_section_name.py
@@ -10,15 +10,39 @@
# lors de l'accès concret, au moment de l'appel à strlen().
-import pychrysalide
-
+from chrysacase import ChrysalideTestCase
from pychrysalide.analysis.contents import FileContent
from pychrysalide.format.elf import ElfFormat
+import os
+import sys
+
+
+class TestNonExistingBinary(ChrysalideTestCase):
+ """TestCase for corrupted ELF binaries with wrong section names."""
+
+ @classmethod
+ def setUpClass(cls):
+
+ super(TestNonExistingBinary, cls).setUpClass()
+
+ cls.log('Compile binary "oob_section_name" if needed...')
+
+ fullname = sys.modules[cls.__module__].__file__
+ dirpath = os.path.dirname(fullname)
+
+ os.system('make -C %s oob_section_name 2>&1 > /dev/null' % dirpath)
+
+
+ def testOOBSectionName(self):
+ """Avoid crashing when dealing with OutOfBound section names."""
-cnt = FileContent("oob_section_name")
+ fullname = sys.modules[self.__class__.__module__].__file__
+ filename = os.path.basename(fullname)
-fmt = ElfFormat(cnt)
+ baselen = len(fullname) - len(filename)
-print(fmt)
+ cnt = FileContent(fullname[:baselen] + 'oob_section_name')
+ self.assertIsNotNone(cnt)
-print(isinstance(fmt, ElfFormat))
+ fmt = ElfFormat(cnt)
+ self.assertIsInstance(fmt, ElfFormat)
diff --git a/tests/run.sh b/tests/run.sh
new file mode 100755
index 0000000..24f586d
--- /dev/null
+++ b/tests/run.sh
@@ -0,0 +1,8 @@
+#!/bin/sh
+
+if [ -z "$ARM_CROSS" ]; then
+ echo "ARM_CROSS is not set!"
+ exit 1
+fi
+
+LANG=C python3 -m unittest discover -v -p '*py'
diff --git a/tests/test.py b/tests/test.py
deleted file mode 100644
index 895c4f6..0000000
--- a/tests/test.py
+++ /dev/null
@@ -1,39 +0,0 @@
-#!/usr/bin/python3-dbg
-# -*- coding: utf-8 -*-
-
-
-
-class TestSuite:
-
-
-
-
-
-
-
-
- def print_sep():
- """Print a separator line."""
-
- print('------------------------')
-
-
- def check_true(desc, code):
- """Check if an expression is true."""
-
- try:
- test = code()
- except:
- test = False
-
- if test:
- print('[+] %s: OK' % desc)
- else:
- print('[+] %s: nok...' % desc)
- raise Exception('Unexpected result!')
-
-
-
-
-
-