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authorCyrille Bagard <nocbos@gmail.com>2012-03-17 20:29:47 (GMT)
committerCyrille Bagard <nocbos@gmail.com>2012-03-17 20:29:47 (GMT)
commitbbad297e902022ecac9fab21c01dc109560db8eb (patch)
tree6d9703e7dda8c0a61b0a3a015be89612df3bf198 /plugins/pychrysa/debug/debugger.c
parentd1f5881c1f4ad53781fdadfe5ce6cac24cee3bab (diff)
Created the 'pychrysa' Python plugin from the 'pyoida' one.
git-svn-id: svn://svn.gna.org/svn/chrysalide/trunk@240 abbe820e-26c8-41b2-8c08-b7b2b41f8b0a
Diffstat (limited to 'plugins/pychrysa/debug/debugger.c')
-rw-r--r--plugins/pychrysa/debug/debugger.c275
1 files changed, 275 insertions, 0 deletions
diff --git a/plugins/pychrysa/debug/debugger.c b/plugins/pychrysa/debug/debugger.c
new file mode 100644
index 0000000..3e42ab7
--- /dev/null
+++ b/plugins/pychrysa/debug/debugger.c
@@ -0,0 +1,275 @@
+
+/* OpenIDA - Outil d'analyse de fichiers binaires
+ * debugger.c - instances Python de débogueurs
+ *
+ * Copyright (C) 2012 Cyrille Bagard
+ *
+ * This file is part of OpenIDA.
+ *
+ * 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 "debugger.h"
+
+
+#include <malloc.h>
+#include <pygobject.h>
+
+
+#include "../quirks.h"
+
+
+
+/* Fournit les identifiants de tous les threads actifs. */
+static PyObject *py_binary_debugger_list_all_threads(PyObject *, PyObject *);
+
+/* Fournit la pile d'exécution courante via un débogueur. */
+static PyObject *py_binary_debugger_get_frames_stack(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 'py_rendering_options'. *
+* *
+* Retour : - *
+* *
+* Remarques : - *
+* *
+******************************************************************************/
+
+static PyObject *py_binary_debugger_new(PyTypeObject *type, PyObject *args, PyObject *kwds)
+{
+ PyObject *result; /* Instance à retourner */
+ DebuggerType dtype; /* Type de débogueur à créer */
+ int ret; /* Bilan de lecture des args. */
+ GBinaryDebugger *debugger; /* Version GLib du format */
+
+ ret = PyArg_ParseTuple(args, "l", &dtype);
+ if (!ret) return Py_None;
+
+ debugger = g_new_binary_debugger(dtype, NULL/* FIXME */);
+
+ result = py_binary_debugger_from_c(debugger);
+ g_object_unref(debugger);
+
+ return (PyObject *)result;
+
+}
+
+
+/******************************************************************************
+* *
+* Paramètres : debugger = instance existante GLib. *
+* *
+* Description : Crée un nouvel objet Python de type 'BinaryDebugger'. *
+* *
+* Retour : - *
+* *
+* Remarques : - *
+* *
+******************************************************************************/
+
+PyObject *py_binary_debugger_from_c(GBinaryDebugger *debugger)
+{
+ PyObject *module; /* Module d'appartenance */
+ PyTypeObject *type; /* Type Python correspondant */
+
+ module = PyImport_ImportModule("pyoida.debug");
+ type = (PyTypeObject*)PyObject_GetAttrString(module, "BinaryDebugger");
+ Py_DECREF(module);
+
+ pychrysalide_set_instance_data(G_OBJECT(debugger), type);
+
+ return pygobject_new(G_OBJECT(debugger));
+
+}
+
+
+
+
+
+/******************************************************************************
+* *
+* Paramètres : self = classe représentant un débogueur. *
+* args = arguments fournis à l'appel. *
+* *
+* Description : Fournit les identifiants de tous les threads actifs. *
+* *
+* Retour : Object Python représentant le résultat de l'opération. *
+* *
+* Remarques : - *
+* *
+******************************************************************************/
+
+static PyObject *py_binary_debugger_list_all_threads(PyObject *self, PyObject *args)
+{
+ PyObject *result; /* Trouvailles à retourner */
+ GBinaryDebugger *debugger; /* Version native */
+ char **names; /* Noms associés aux threads */
+ size_t count; /* Taille de cette liste */
+ pid_t *threads; /* Liste des threads actifs */
+ size_t i; /* Boucle de parcours */
+ PyObject *thread; /* Détails sur un thread donné */
+
+ debugger = G_BINARY_DEBUGGER(pygobject_get(self));
+
+ threads = g_binary_debugger_list_all_threads(debugger, &names, &count);
+
+ result = PyTuple_New(count);
+
+ for (i = 0; i < count; i++)
+ {
+ thread = PyTuple_New(2);
+ PyTuple_SetItem(result, i, thread);
+
+ PyTuple_SetItem(thread, 0, PyLong_FromLong(threads[i]));
+ PyTuple_SetItem(thread, 1, PyString_FromString(names[i]));
+
+ free(names[i]);
+
+ }
+
+ if (names != NULL)
+ free(names);
+
+ if (threads != NULL)
+ free(threads);
+
+ return result;
+
+}
+
+
+/******************************************************************************
+* *
+* Paramètres : self = classe représentant un débogueur. *
+* args = arguments fournis à l'appel. *
+* *
+* Description : Fournit la pile d'exécution courante via un débogueur. *
+* *
+* Retour : Object Python représentant le résultat de l'opération. *
+* *
+* Remarques : - *
+* *
+******************************************************************************/
+
+static PyObject *py_binary_debugger_get_frames_stack(PyObject *self, PyObject *args)
+{
+ PyObject *result; /* Trouvailles à retourner */
+ GBinaryDebugger *debugger; /* Version native */
+ unsigned long thread; /* Identifiant du thread visé */
+ size_t count; /* Taille de cette liste */
+ dbg_frame_t *frames; /* Frames courantes trouvées */
+ size_t i; /* Boucle de parcours */
+ PyObject *frame; /* Détails sur une frame */
+
+ debugger = G_BINARY_DEBUGGER(pygobject_get(self));
+
+ if (!PyArg_ParseTuple(args, "k", &thread))
+ return Py_None;
+
+ frames = g_binary_debugger_get_frames_stack(debugger, thread, &count);
+
+ result = PyTuple_New(count);
+
+ for (i = 0; i < count; i++)
+ {
+ frame = PyTuple_New(1);
+ PyTuple_SetItem(result, i, frame);
+
+ PyTuple_SetItem(frame, 0, PyLong_FromUnsignedLongLong(frames[i].addr));
+
+ }
+
+ if (frames != NULL)
+ free(frames);
+
+ return result;
+
+}
+
+
+
+
+
+/******************************************************************************
+* *
+* Paramètres : module = module dont la définition est à compléter. *
+* *
+* Description : Ajoute l'objet 'pychrysalide.debug.BinaryDebugger' au module.*
+* *
+* Retour : - *
+* *
+* Remarques : - *
+* *
+******************************************************************************/
+
+bool register_python_binary_debugger(PyObject *module)
+{
+ PyObject *pygobj_mod; /* Module Python-GObject */
+ int ret; /* Bilan d'un appel */
+
+ static PyMethodDef py_binary_debugger_methods[] = {
+ {
+ "list_all_threads", (PyCFunction)py_binary_debugger_list_all_threads,
+ METH_NOARGS,
+ "List all current active threads."
+ },
+ {
+ "get_frames_stack", (PyCFunction)py_binary_debugger_get_frames_stack,
+ METH_VARARGS,
+ "Provide the current callstack using a debugger."
+ },
+ { NULL }
+ };
+
+ static PyTypeObject py_binary_debugger_type = {
+
+ PyObject_HEAD_INIT(NULL)
+
+ .tp_name = "pychrysalide.debug.BinaryDebugger",
+ .tp_basicsize = sizeof(PyGObject),
+
+ .tp_flags = Py_TPFLAGS_DEFAULT | Py_TPFLAGS_BASETYPE,
+
+ .tp_doc = "PyChrysalide binary debugger",
+
+ .tp_methods = py_binary_debugger_methods,
+ .tp_new = (newfunc)py_binary_debugger_new
+
+ };
+
+ pygobj_mod = PyImport_ImportModule("gobject");
+ if (pygobj_mod == NULL) return false;
+
+ py_binary_debugger_type.tp_base = (PyTypeObject *)PyObject_GetAttrString(pygobj_mod, "GObject");
+ Py_DECREF(pygobj_mod);
+
+ if (PyType_Ready(&py_binary_debugger_type) < 0)
+ return false;
+
+ Py_INCREF(&py_binary_debugger_type);
+ ret = PyModule_AddObject(module, "BinaryDebugger", (PyObject *)&py_binary_debugger_type);
+
+ return (ret == 0);
+
+}