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-rw-r--r--plugins/pyoida/analysis/exporter.c284
1 files changed, 284 insertions, 0 deletions
diff --git a/plugins/pyoida/analysis/exporter.c b/plugins/pyoida/analysis/exporter.c
new file mode 100644
index 0000000..8c49542
--- /dev/null
+++ b/plugins/pyoida/analysis/exporter.c
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+
+/* OpenIDA - Outil d'analyse de fichiers binaires
+ * exporter.c - équivalent Python du fichier "analysis/exporter.h"
+ *
+ * Copyright (C) 2010 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 "exporter.h"
+
+
+#include <fcntl.h>
+#include <stdio.h>
+#include <unistd.h>
+
+
+#include "exporter-int.h"
+#include "../analysis/roptions.h"
+
+
+
+
+#define PY_EXPORT_TEXT_BUFLEN 64
+
+
+/* Crée un nouvel objet Python de type 'py_exporter'. */
+static PyObject *py_exporter_new(PyTypeObject *, PyObject *, PyObject *);
+
+
+
+
+/* Fournit le texte correspondant à un contenu rendu. */
+static PyObject *py_exporter_get_text(py_exporter *, 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_exporter'. *
+* *
+* Retour : - *
+* *
+* Remarques : - *
+* *
+******************************************************************************/
+
+static PyObject *py_exporter_new(PyTypeObject *type, PyObject *args, PyObject *kwds)
+{
+ py_exporter *result; /* Instance à retourner */
+
+ result = (py_exporter *)type->tp_alloc(type, 0);
+
+ return (PyObject *)result;
+
+}
+
+
+/******************************************************************************
+* *
+* Paramètres : exporter = objet GLib existant à transposer. *
+* *
+* Description : Crée un nouvel objet Python de type 'py_exporter'. *
+* *
+* Retour : - *
+* *
+* Remarques : - *
+* *
+******************************************************************************/
+
+PyObject *py_exporter_new_from_existing(GContentExporter *exporter)
+{
+ py_exporter *result; /* Instance à retourner */
+ PyTypeObject *type; /* Type Python à instancier */
+
+ result = (py_exporter *)g_object_get_data(G_OBJECT(exporter), "python_object");
+
+ if (result == NULL)
+ {
+ type = get_analysis_exporter_type();
+
+ result = (py_exporter *)type->tp_alloc(type, 0);
+
+ result->glib = exporter;
+ g_object_ref(exporter);
+
+ g_object_set_data(G_OBJECT(exporter), "python_object", result);
+
+ }
+ else Py_INCREF((PyObject *)result);
+
+ return (PyObject *)result;
+
+}
+
+
+
+
+
+/******************************************************************************
+* *
+* Paramètres : self = instance manipulée à traiter. *
+* args = arguments fournis à l'appel. *
+* *
+* Description : Fournit le texte correspondant à un contenu rendu. *
+* *
+* Retour : Chaîne de caractères Python. *
+* *
+* Remarques : - *
+* *
+******************************************************************************/
+
+static PyObject *py_exporter_get_text(py_exporter *self, PyObject *args)
+{
+ PyObject *result; /* Liste à retourner */
+ PyObject *roptions; /* Options de rendu jointes */
+ int ret; /* Bilan de lecture des args. */
+ GRenderingOptions *_roptions; /* Version GLib des options */
+ int fd[2]; /* Tube pour récupérer le code */
+ FILE *stream; /* Flux (ré)ouvert en écriture */
+ char buffer[PY_EXPORT_TEXT_BUFLEN]; /* Tampon pour la lecture */
+ ssize_t len; /* Nombre de caractères lus */
+ PyObject *src; /* Source ajoutée au résultat */
+
+ ret = PyArg_ParseTuple(args, "O", &roptions);
+ if (!ret) return Py_None;
+
+ _roptions = py_rendering_options_get_glib_instance(roptions);
+
+ result = Py_None;
+
+ ret = pipe2(fd, O_NONBLOCK);
+ //if (ret ... perror("pipe"); goto pegt_pipe_error;
+
+
+ stream = fdopen(fd[1], "w");
+ if (stream == NULL)
+ {
+ perror("stream");
+ goto pegt_stream_error;
+ }
+
+ g_content_exporter_add_text(self->glib, _roptions, MRD_BLOCK/* FIXME*/, stream);
+ fflush(stream);
+
+ do
+ {
+ memset(buffer, 0, PY_EXPORT_TEXT_BUFLEN);
+ len = read(fd[0], buffer, PY_EXPORT_TEXT_BUFLEN);
+
+ src = PyString_FromString(buffer);
+
+ if (result == Py_None) result = src;
+ else PyString_ConcatAndDel(&result, src);
+
+ }
+ while (len > 0);
+
+ fclose(stream);
+
+ pegt_stream_error:
+
+ close(fd[0]);
+ //close(fd[1]);
+
+ pegt_pipe_error:
+
+ return result;
+
+}
+
+
+
+
+
+
+
+
+
+
+
+
+/******************************************************************************
+* *
+* Paramètres : - *
+* *
+* Description : Fournit le type d'objet 'analysis.exporter' pour Python. *
+* *
+* Retour : Adresse du type vivant à manipuler. *
+* *
+* Remarques : - *
+* *
+******************************************************************************/
+
+PyTypeObject *get_analysis_exporter_type(void)
+{
+ static PyTypeObject *result = NULL; /* Type pour objet à retourner */
+
+ static PyMethodDef py_exporter_methods[] = {
+ {
+ "get_text", (PyCFunction)py_exporter_get_text,
+ METH_VARARGS,
+ "Provide the text version of the rendered content."
+ },
+ { NULL }
+ };
+
+ static PyGetSetDef py_exporter_getset[] = {
+ { NULL }
+ };
+
+ static PyTypeObject py_exporter_type = {
+
+ PyObject_HEAD_INIT(NULL)
+
+ .tp_name = "pyoida.analysis.Exporter",
+ .tp_basicsize = sizeof(py_exporter),
+
+ .tp_flags = Py_TPFLAGS_DEFAULT | Py_TPFLAGS_BASETYPE,
+
+ .tp_doc = "PyOIDA exporter interface",
+
+ .tp_methods = py_exporter_methods,
+ .tp_getset = py_exporter_getset,
+ .tp_new = (newfunc)py_exporter_new
+
+ };
+
+ if (result == NULL) result = &py_exporter_type;
+
+ return result;
+
+}
+
+
+/******************************************************************************
+* *
+* Paramètres : module = module dont la définition est à compléter. *
+* *
+* Description : Ajoute l'objet 'analysis.exporter' au module Python. *
+* *
+* Retour : - *
+* *
+* Remarques : - *
+* *
+******************************************************************************/
+
+bool add_analysis_exporter_to_python_module(PyObject *module)
+{
+ PyTypeObject *py_exporter_type; /* Type défini pour Python */
+ int ret; /* Bilan d'un appel */
+
+ py_exporter_type = get_analysis_exporter_type();
+
+ if (PyType_Ready(py_exporter_type) < 0)
+ return false;
+
+ Py_INCREF(py_exporter_type);
+ ret = PyModule_AddObject(module, "Exporter", (PyObject *)py_exporter_type);
+
+ return (ret == 0);
+
+}
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