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authorCyrille Bagard <nocbos@gmail.com>2020-01-04 13:54:17 (GMT)
committerCyrille Bagard <nocbos@gmail.com>2020-01-04 13:54:17 (GMT)
commit4b54747c0ee3736591b3fb38b156837b0958b1cc (patch)
tree618a8454446f4f8f25aa5f7817c72bbcc706ae4d /plugins/yaml/python
parentaded4e75efc21319d5a777bf53bc087587f0740c (diff)
Stuck to the Yaml specifications a little bit more.
Diffstat (limited to 'plugins/yaml/python')
-rw-r--r--plugins/yaml/python/Makefile.am1
-rw-r--r--plugins/yaml/python/module.c2
-rw-r--r--plugins/yaml/python/node.c49
-rw-r--r--plugins/yaml/python/pair.c393
-rw-r--r--plugins/yaml/python/pair.h45
-rw-r--r--plugins/yaml/python/scalar.c49
-rw-r--r--plugins/yaml/python/tree.c4
7 files changed, 493 insertions, 50 deletions
diff --git a/plugins/yaml/python/Makefile.am b/plugins/yaml/python/Makefile.am
index 8d6ddaa..2e66970 100644
--- a/plugins/yaml/python/Makefile.am
+++ b/plugins/yaml/python/Makefile.am
@@ -6,6 +6,7 @@ libyamlpython_la_SOURCES = \
line.h line.c \
module.h module.c \
node.h node.c \
+ pair.h pair.c \
reader.h reader.c \
scalar.h scalar.c \
tree.h tree.c
diff --git a/plugins/yaml/python/module.c b/plugins/yaml/python/module.c
index 0726dc4..cc39c13 100644
--- a/plugins/yaml/python/module.c
+++ b/plugins/yaml/python/module.c
@@ -36,6 +36,7 @@
#include "collection.h"
#include "line.h"
#include "node.h"
+#include "pair.h"
#include "reader.h"
#include "scalar.h"
#include "tree.h"
@@ -113,6 +114,7 @@ bool populate_yaml_module(void)
if (result) result = register_python_yaml_node(module);
if (result) result = register_python_yaml_collection(module);
if (result) result = register_python_yaml_line(module);
+ if (result) result = register_python_yaml_pair(module);
if (result) result = register_python_yaml_reader(module);
if (result) result = register_python_yaml_scalar(module);
if (result) result = register_python_yaml_tree(module);
diff --git a/plugins/yaml/python/node.c b/plugins/yaml/python/node.c
index 31daa04..2951f0f 100644
--- a/plugins/yaml/python/node.c
+++ b/plugins/yaml/python/node.c
@@ -52,6 +52,9 @@ static PyObject *py_yaml_node_find_by_path(PyObject *, PyObject *);
/* Recherche l'unique noeud correspondant à un chemin. */
static PyObject *py_yaml_node_find_one_by_path(PyObject *, PyObject *);
+/* Fournit la ligne d'origine associée à un noeud. */
+static PyObject *py_yaml_node_get_yaml_line(PyObject *, void *);
+
/******************************************************************************
@@ -189,6 +192,51 @@ static PyObject *py_yaml_node_find_one_by_path(PyObject *self, PyObject *args)
/******************************************************************************
* *
+* Paramètres : self = objet Python concerné par l'appel. *
+* closure = non utilisé ici. *
+* *
+* Description : Fournit la ligne principale associée à un noeud. *
+* *
+* Retour : Ligne Yaml à l'origine du noeud. *
+* *
+* Remarques : - *
+* *
+******************************************************************************/
+
+static PyObject *py_yaml_node_get_yaml_line(PyObject *self, void *closure)
+{
+ PyObject *result; /* Résultat à retourner */
+ GYamlNode *node; /* Version GLib du noeud */
+ GYamlLine *line; /* Line Yaml associée */
+
+#define YAML_NODE_YAML_LINE_ATTRIB PYTHON_GET_DEF_FULL \
+( \
+ yaml_line, py_yaml_node, \
+ "Orginal Yaml line linked to the node." \
+)
+
+ node = G_YAML_NODE(pygobject_get(self));
+
+ line = g_yaml_node_get_yaml_line(node);
+
+ if (line == NULL)
+ {
+ result = Py_None;
+ Py_INCREF(result);
+ }
+ else
+ {
+ result = pygobject_new(G_OBJECT(line));
+ g_object_unref(G_OBJECT(line));
+ }
+
+ return result;
+
+}
+
+
+/******************************************************************************
+* *
* Paramètres : - *
* *
* Description : Fournit un accès à une définition de type à diffuser. *
@@ -208,6 +256,7 @@ PyTypeObject *get_python_yaml_node_type(void)
};
static PyGetSetDef py_yaml_node_getseters[] = {
+ YAML_NODE_YAML_LINE_ATTRIB,
{ NULL }
};
diff --git a/plugins/yaml/python/pair.c b/plugins/yaml/python/pair.c
new file mode 100644
index 0000000..da58904
--- /dev/null
+++ b/plugins/yaml/python/pair.c
@@ -0,0 +1,393 @@
+
+/* Chrysalide - Outil d'analyse de fichiers binaires
+ * pair.c - équivalent Python du fichier "plugins/yaml/pair.c"
+ *
+ * Copyright (C) 2019 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 "pair.h"
+
+
+#include <assert.h>
+#include <pygobject.h>
+
+
+#include <plugins/pychrysalide/helpers.h>
+
+
+#include "collection.h"
+#include "line.h"
+#include "node.h"
+#include "../pair.h"
+
+
+
+/* Crée un nouvel objet Python de type 'YamlPair'. */
+static PyObject *py_yaml_pair_new(PyTypeObject *, PyObject *, PyObject *);
+
+/* Fournit la clef représentée dans une paire en Yaml. */
+static PyObject *py_yaml_pair_get_key(PyObject *, void *);
+
+/* Fournit l'éventuelle valeur d'une paire en Yaml. */
+static PyObject *py_yaml_pair_get_value(PyObject *, void *);
+
+/* Attache une collection de noeuds Yaml à un noeud. */
+static int py_yaml_pair_set_collection(PyObject *, PyObject *, void *);
+
+/* Fournit une éventuelle collection rattachée à un noeud. */
+static PyObject *py_yaml_pair_get_collection(PyObject *, void *);
+
+
+
+/******************************************************************************
+* *
+* 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 'YamlPair'. *
+* *
+* Retour : Instance Python mise en place. *
+* *
+* Remarques : - *
+* *
+******************************************************************************/
+
+static PyObject *py_yaml_pair_new(PyTypeObject *type, PyObject *args, PyObject *kwds)
+{
+ PyObject *result; /* Instance à retourner */
+ GYamlLine *key; /* Ligne principale du noeud */
+ int ret; /* Bilan de lecture des args. */
+ GYamlPair *node; /* Création GLib à transmettre */
+
+#define YAML_PAIR_DOC \
+ "YamlPair handles a key/value pair node in a Yaml tree.\n" \
+ "\n" \
+ "Instances can be created using the following constructor:\n" \
+ "\n" \
+ " YamlPair(line)\n" \
+ "\n" \
+ "Where key is the original Yaml line for the pair."
+
+ ret = PyArg_ParseTuple(args, "O&", &convert_to_yaml_line, &key);
+ if (!ret) return NULL;
+
+ node = g_yaml_pair_new(key);
+
+ g_object_ref_sink(G_OBJECT(node));
+ result = pygobject_new(G_OBJECT(node));
+ g_object_unref(node);
+
+ return result;
+
+}
+
+
+/******************************************************************************
+* *
+* Paramètres : self = objet Python concerné par l'appel. *
+* closure = non utilisé ici. *
+* *
+* Description : Fournit la clef représentée dans une paire en Yaml. *
+* *
+* Retour : Clef sous forme de chaîne de caractères. *
+* *
+* Remarques : - *
+* *
+******************************************************************************/
+
+static PyObject *py_yaml_pair_get_key(PyObject *self, void *closure)
+{
+ PyObject *result; /* Résultat à retourner */
+ GYamlPair *node; /* Version GLib du noeud */
+ const char *key; /* Chaîne à transmettre */
+
+#define YAML_PAIR_KEY_ATTRIB PYTHON_GET_DEF_FULL \
+( \
+ key, py_yaml_pair, \
+ "Key linked to the Yaml key/value pair node." \
+)
+
+ node = G_YAML_PAIR(pygobject_get(self));
+
+ key = g_yaml_pair_get_key(node);
+ assert(key != NULL);
+
+ result = PyUnicode_FromString(key);
+
+ return result;
+
+}
+
+
+/******************************************************************************
+* *
+* Paramètres : self = objet Python concerné par l'appel. *
+* closure = non utilisé ici. *
+* *
+* Description : Fournit l'éventuelle valeur d'une paire en Yaml. *
+* *
+* Retour : Valeur sous forme de chaîne de caractères ou None. *
+* *
+* Remarques : - *
+* *
+******************************************************************************/
+
+static PyObject *py_yaml_pair_get_value(PyObject *self, void *closure)
+{
+ PyObject *result; /* Résultat à retourner */
+ GYamlPair *node; /* Version GLib du type */
+ const char *value; /* Chaîne à transmettre */
+
+#define YAML_PAIR_VALUE_ATTRIB PYTHON_GET_DEF_FULL \
+( \
+ value, py_yaml_pair, \
+ "Value linked to the Yaml key/value pair node or None." \
+)
+
+ node = G_YAML_PAIR(pygobject_get(self));
+
+ value = g_yaml_pair_get_value(node);
+
+ if (value == NULL)
+ {
+ result = Py_None;
+ Py_INCREF(result);
+ }
+
+ else
+ result = PyUnicode_FromString(value);
+
+ return result;
+
+}
+
+
+/******************************************************************************
+* *
+* Paramètres : self = contenu binaire à manipuler. *
+* value = collection de noeuds Yaml. *
+* closure = adresse non utilisée ici. *
+* *
+* Description : Attache une collection de noeuds Yaml à un noeud. *
+* *
+* Retour : Jeu d'attributs liés au contenu courant. *
+* *
+* Remarques : - *
+* *
+******************************************************************************/
+
+static int py_yaml_pair_set_collection(PyObject *self, PyObject *value, void *closure)
+{
+ int result; /* Bilan à renvoyer */
+ GYamlPair *node; /* Version GLib du noeud */
+ GYamlCollection *collec; /* Version GLib de la valeur */
+
+ node = G_YAML_PAIR(pygobject_get(self));
+
+ if (value == Py_None)
+ {
+ g_yaml_pair_set_collection(node, NULL);
+ result = 0;
+ }
+
+ else
+ {
+ if (!convert_to_yaml_collection(value, &collec))
+ result = -1;
+
+ else
+ {
+ g_yaml_pair_set_collection(node, collec);
+ result = 0;
+ }
+
+ }
+
+ return result;
+
+}
+
+
+/******************************************************************************
+* *
+* Paramètres : self = contenu binaire à manipuler. *
+* closure = adresse non utilisée ici. *
+* *
+* Description : Fournit une éventuelle collection rattachée à un noeud. *
+* *
+* Retour : Collection de noeuds Yaml ou None. *
+* *
+* Remarques : - *
+* *
+******************************************************************************/
+
+static PyObject *py_yaml_pair_get_collection(PyObject *self, void *closure)
+{
+ PyObject *result; /* Instance à retourner */
+ GYamlPair *node; /* Version GLib du noeud */
+ GYamlCollection *collec; /* Collection à transmettre */
+
+#define YAML_PAIR_COLLECTION_ATTRIB PYTHON_GETSET_DEF_FULL \
+( \
+ collection, py_yaml_pair, \
+ "Provide or define the collection of nodes attached to another Yaml node." \
+)
+
+ node = G_YAML_PAIR(pygobject_get(self));
+
+ collec = g_yaml_pair_get_collection(node);
+
+ if (collec == NULL)
+ {
+ result = Py_None;
+ Py_INCREF(result);
+ }
+
+ else
+ {
+ result = pygobject_new(G_OBJECT(collec));
+ g_object_unref(collec);
+ }
+
+ return result;
+
+}
+
+
+/******************************************************************************
+* *
+* Paramètres : - *
+* *
+* Description : Fournit un accès à une définition de type à diffuser. *
+* *
+* Retour : Définition d'objet pour Python. *
+* *
+* Remarques : - *
+* *
+******************************************************************************/
+
+PyTypeObject *get_python_yaml_pair_type(void)
+{
+ static PyMethodDef py_yaml_pair_methods[] = {
+ { NULL }
+ };
+
+ static PyGetSetDef py_yaml_pair_getseters[] = {
+ YAML_PAIR_KEY_ATTRIB,
+ YAML_PAIR_VALUE_ATTRIB,
+ YAML_PAIR_COLLECTION_ATTRIB,
+ { NULL }
+ };
+
+ static PyTypeObject py_yaml_pair_type = {
+
+ PyVarObject_HEAD_INIT(NULL, 0)
+
+ .tp_name = "pychrysalide.plugins.yaml.YamlPair",
+ .tp_basicsize = sizeof(PyGObject),
+
+ .tp_flags = Py_TPFLAGS_DEFAULT,
+
+ .tp_doc = YAML_PAIR_DOC,
+
+ .tp_methods = py_yaml_pair_methods,
+ .tp_getset = py_yaml_pair_getseters,
+ .tp_new = py_yaml_pair_new
+
+ };
+
+ return &py_yaml_pair_type;
+
+}
+
+
+/******************************************************************************
+* *
+* Paramètres : module = module dont la définition est à compléter. *
+* *
+* Description : Prend en charge l'objet 'pychrysalide.plugins.....YamlPair. *
+* *
+* Retour : Bilan de l'opération. *
+* *
+* Remarques : - *
+* *
+******************************************************************************/
+
+bool register_python_yaml_pair(PyObject *module)
+{
+ PyTypeObject *type; /* Type Python 'YamlPair' */
+ PyObject *dict; /* Dictionnaire du module */
+
+ type = get_python_yaml_pair_type();
+
+ dict = PyModule_GetDict(module);
+
+ if (!register_class_for_pygobject(dict, G_TYPE_YAML_PAIR, type, get_python_yaml_node_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 noeud d'arborescence de format Yaml. *
+* *
+* Retour : Bilan de l'opération, voire indications supplémentaires. *
+* *
+* Remarques : - *
+* *
+******************************************************************************/
+
+int convert_to_yaml_pair(PyObject *arg, void *dst)
+{
+ int result; /* Bilan à retourner */
+
+ result = PyObject_IsInstance(arg, (PyObject *)get_python_yaml_pair_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 Yaml key/value pair");
+ break;
+
+ case 1:
+ *((GYamlPair **)dst) = G_YAML_PAIR(pygobject_get(arg));
+ break;
+
+ default:
+ assert(false);
+ break;
+
+ }
+
+ return result;
+
+}
diff --git a/plugins/yaml/python/pair.h b/plugins/yaml/python/pair.h
new file mode 100644
index 0000000..da93f4f
--- /dev/null
+++ b/plugins/yaml/python/pair.h
@@ -0,0 +1,45 @@
+
+/* Chrysalide - Outil d'analyse de fichiers binaires
+ * pair.h - prototypes pour l'équivalent Python du fichier "plugins/yaml/pair.h"
+ *
+ * Copyright (C) 2019 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_YAML_PYTHON_PAIR_H
+#define _PLUGINS_YAML_PYTHON_PAIR_H
+
+
+#include <Python.h>
+#include <stdbool.h>
+
+
+
+/* Fournit un accès à une définition de type à diffuser. */
+PyTypeObject *get_python_yaml_pair_type(void);
+
+/* Prend en charge l'objet 'pychrysalide.plugins.yaml.YamlPair'. */
+bool register_python_yaml_pair(PyObject *);
+
+/* Tente de convertir en noeud d'arborescence de format Yaml. */
+int convert_to_yaml_pair(PyObject *, void *);
+
+
+
+#endif /* _PLUGINS_YAML_PYTHON_PAIR_H */
diff --git a/plugins/yaml/python/scalar.c b/plugins/yaml/python/scalar.c
index ee38edf..bd14f50 100644
--- a/plugins/yaml/python/scalar.c
+++ b/plugins/yaml/python/scalar.c
@@ -41,9 +41,6 @@
/* Crée un nouvel objet Python de type 'YamlScalar'. */
static PyObject *py_yaml_scalar_new(PyTypeObject *, PyObject *, PyObject *);
-/* Fournit la ligne principale associée à un noeud. */
-static PyObject *py_yaml_scalar_get_yaml_line(PyObject *, void *);
-
/* Attache une collection de noeuds Yaml à un noeud. */
static int py_yaml_scalar_set_collection(PyObject *, PyObject *, void *);
@@ -98,51 +95,6 @@ static PyObject *py_yaml_scalar_new(PyTypeObject *type, PyObject *args, PyObject
/******************************************************************************
* *
-* Paramètres : self = objet Python concerné par l'appel. *
-* closure = non utilisé ici. *
-* *
-* Description : Fournit la ligne principale associée à un noeud. *
-* *
-* Retour : Ligne Yaml à l'origine du noeud. *
-* *
-* Remarques : - *
-* *
-******************************************************************************/
-
-static PyObject *py_yaml_scalar_get_yaml_line(PyObject *self, void *closure)
-{
- PyObject *result; /* Résultat à retourner */
- GYamlScalar *node; /* Version GLib du noeud */
- GYamlLine *line; /* Line Yaml associée */
-
-#define YAML_SCALAR_YAML_LINE_ATTRIB PYTHON_GET_DEF_FULL \
-( \
- yaml_line, py_yaml_scalar, \
- "Orginal Yaml line linked to the scalar." \
-)
-
- node = G_YAML_SCALAR(pygobject_get(self));
-
- line = g_yaml_scalar_get_yaml_line(node);
-
- if (line == NULL)
- {
- result = Py_None;
- Py_INCREF(result);
- }
- else
- {
- result = pygobject_new(G_OBJECT(line));
- g_object_unref(G_OBJECT(line));
- }
-
- return result;
-
-}
-
-
-/******************************************************************************
-* *
* Paramètres : self = contenu binaire à manipuler. *
* value = collection de noeuds Yaml. *
* closure = adresse non utilisée ici. *
@@ -252,7 +204,6 @@ PyTypeObject *get_python_yaml_scalar_type(void)
};
static PyGetSetDef py_yaml_scalar_getseters[] = {
- YAML_SCALAR_YAML_LINE_ATTRIB,
YAML_SCALAR_COLLECTION_ATTRIB,
{ NULL }
};
diff --git a/plugins/yaml/python/tree.c b/plugins/yaml/python/tree.c
index c23406a..c39c296 100644
--- a/plugins/yaml/python/tree.c
+++ b/plugins/yaml/python/tree.c
@@ -69,10 +69,10 @@ static PyObject *py_yaml_tree_new(PyTypeObject *type, PyObject *args, PyObject *
int ret; /* Bilan de lecture des args. */
size_t count; /* Nombre d'éléments présents */
GYamlLine **lines; /* Lignes au format Yaml */
+ GYamlTree *tree; /* Création GLib à transmettre */
size_t i; /* Boucle de parcours #1 */
PyObject *item; /* Elément de la liste fournie */
size_t k; /* Boucle de parcours #2 */
- GYamlTree *tree; /* Création GLib à transmettre */
#define YAML_TREE_DOC \
"YamlTree offers a hierarchical access to Yaml lines as a tree.\n" \
@@ -90,6 +90,8 @@ static PyObject *py_yaml_tree_new(PyTypeObject *type, PyObject *args, PyObject *
lines = (GYamlLine **)malloc(count * sizeof(GYamlLine *));
+ tree = NULL;
+
for (i = 0; i < count; i++)
{
item = PyTuple_GetItem(tuple, i);