diff options
Diffstat (limited to 'plugins/yaml/python/tree.c')
-rw-r--r-- | plugins/yaml/python/tree.c | 427 |
1 files changed, 0 insertions, 427 deletions
diff --git a/plugins/yaml/python/tree.c b/plugins/yaml/python/tree.c deleted file mode 100644 index 7d28254..0000000 --- a/plugins/yaml/python/tree.c +++ /dev/null @@ -1,427 +0,0 @@ - -/* Chrysalide - Outil d'analyse de fichiers binaires - * tree.c - équivalent Python du fichier "plugins/yaml/tree.c" - * - * Copyright (C) 2019-2020 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 "tree.h" - - -#include <pygobject.h> - - -#include <i18n.h> -#include <plugins/pychrysalide/helpers.h> - - -#include "line.h" -#include "../tree.h" - - - -/* Crée un nouvel objet Python de type 'YamlTree'. */ -static PyObject *py_yaml_tree_new(PyTypeObject *, PyObject *, PyObject *); - -/* Recherche les noeuds correspondant à un chemin. */ -static PyObject *py_yaml_tree_find_by_path(PyObject *, PyObject *); - -/* Fournit le noeud constituant la racine d'arborescence Yaml. */ -static PyObject *py_yaml_tree_get_root(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 'YamlTree'. * -* * -* Retour : Instance Python mise en place. * -* * -* Remarques : - * -* * -******************************************************************************/ - -static PyObject *py_yaml_tree_new(PyTypeObject *type, PyObject *args, PyObject *kwds) -{ - PyObject *result; /* Instance à retourner */ - PyObject *tuple; /* Liste de lignes Yaml */ - 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 */ - -#define YAML_TREE_DOC \ - "YamlTree offers a hierarchical access to Yaml lines as a tree.\n" \ - "\n" \ - "Instances can be created using the following constructor:\n" \ - "\n" \ - " YamlTree(lines)" \ - "\n" \ - "Where lines are a tuple of Yaml lines used to built the tree." - - ret = PyArg_ParseTuple(args, "O!", &PyTuple_Type, &tuple); - if (!ret) return NULL; - - count = PyTuple_Size(tuple); - - lines = (GYamlLine **)malloc(count * sizeof(GYamlLine *)); - - tree = NULL; - - for (i = 0; i < count; i++) - { - item = PyTuple_GetItem(tuple, i); - - ret = convert_to_yaml_line(item, &lines[i]); - - if (ret == 0) - g_object_ref(G_OBJECT(lines[i])); - - else - goto arg_error; - - } - - tree = g_yaml_tree_new(lines, count); - - arg_error: - - for (k = 0; k < i; k++) - g_object_unref(G_OBJECT(lines[i])); - - free(lines); - - /* S'il y a eu une erreur... */ - if (i < count) return NULL; - - if (tree == NULL) - { - result = Py_None; - Py_INCREF(result); - } - - else - { - g_object_ref_sink(G_OBJECT(tree)); - result = pygobject_new(G_OBJECT(tree)); - g_object_unref(tree); - } - - return result; - -} - - -/****************************************************************************** -* * -* Paramètres : self = variable non utilisée ici. * -* args = arguments fournis à l'appel. * -* * -* Description : Recherche les noeuds correspondant à un chemin. * -* * -* Retour : Liste de noeuds trouvés, éventuellement vide. * -* * -* Remarques : - * -* * -******************************************************************************/ - -static PyObject *py_yaml_tree_find_by_path(PyObject *self, PyObject *args) -{ - PyObject *result; /* Instance à retourner */ - int prepare; /* Orientation des résultats */ - const char *path; /* Chemin d'accès à traiter */ - int ret; /* Bilan de lecture des args. */ - GYamlTree *tree; /* Version GLib du type */ - GYamlNode **found; /* Créations GLib à transmettre*/ - size_t count; /* Quantité de trouvailles */ - size_t i; /* Boucle de parcours */ - -#define YAML_TREE_FIND_BY_PATH_METHOD PYTHON_METHOD_DEF \ -( \ - find_by_path, "path, /, prepare=False", \ - METH_VARARGS, py_yaml_tree, \ - "Find nodes in a Yaml tree using a path.\n" \ - "\n" \ - "Paths are node keys separated by '/', such as '/my/path/to/node'." \ - "\n" \ - "In case where the path ends with a trailing '/', the operation can" \ - " be used to prepare a further look by returning a node which can be" \ - " searched by a new call to this function instead of returning all its" \ - " contained nodes." \ -) - - prepare = 0; - - ret = PyArg_ParseTuple(args, "s|p", &path, &prepare); - if (!ret) return NULL; - - tree = G_YAML_TREE(pygobject_get(self)); - - g_yaml_tree_find_by_path(tree, path, prepare, &found, &count); - - result = PyTuple_New(count); - - for (i = 0; i < count; i++) - { -#ifndef NDEBUG - ret = PyTuple_SetItem(result, i, pygobject_new(G_OBJECT(found[i]))); - assert(ret == 0); -#else - PyTuple_SetItem(result, i, pygobject_new(G_OBJECT(found[i]))); -#endif - - g_object_unref(G_OBJECT(found[i])); - - } - - if (found != NULL) - free(found); - - return result; - -} - - -/****************************************************************************** -* * -* Paramètres : self = variable non utilisée ici. * -* args = arguments fournis à l'appel. * -* * -* Description : Recherche l'unique noeud correspondant à un chemin. * -* * -* Retour : Noeud avec correspondance établie ou None. * -* * -* Remarques : - * -* * -******************************************************************************/ - -static PyObject *py_yaml_tree_find_one_by_path(PyObject *self, PyObject *args) -{ - PyObject *result; /* Instance à retourner */ - int prepare; /* Orientation des résultats */ - const char *path; /* Chemin d'accès à traiter */ - int ret; /* Bilan de lecture des args. */ - GYamlTree *tree; /* Version GLib du type */ - GYamlNode *found; /* Création GLib à transmettre */ - -#define YAML_TREE_FIND_ONE_BY_PATH_METHOD PYTHON_METHOD_DEF \ -( \ - find_one_by_path, "path, /, prepare=False", \ - METH_VARARGS, py_yaml_tree, \ - "Find a given node from a Yaml node using a path.\n" \ - "\n" \ - "Paths are node keys separated by '/', such as '/my/path/to/node'." \ - "\n" \ - "Only one node has to match the path for the function success." \ - "\n" \ - "In case where the path ends with a trailing '/', the operation can" \ - " be used to prepare a further look by returning a node which can be" \ - " searched by a new call to this function instead of returning all its" \ - " contained nodes." \ -) - - prepare = 0; - - ret = PyArg_ParseTuple(args, "s|p", &path, &prepare); - if (!ret) return NULL; - - tree = G_YAML_TREE(pygobject_get(self)); - - found = g_yaml_tree_find_one_by_path(tree, path, prepare); - - if (found == NULL) - { - result = Py_None; - Py_INCREF(result); - } - else - { - result = pygobject_new(G_OBJECT(found)); - g_object_unref(G_OBJECT(found)); - } - - return result; - -} - - -/****************************************************************************** -* * -* Paramètres : self = objet Python concerné par l'appel. * -* closure = non utilisé ici. * -* * -* Description : Fournit le noeud constituant la racine d'arborescence Yaml. * -* * -* Retour : Noeud constituant la racine de l'arborescence. * -* * -* Remarques : - * -* * -******************************************************************************/ - -static PyObject *py_yaml_tree_get_root(PyObject *self, void *closure) -{ - PyObject *result; /* Résultat à retourner */ - GYamlTree *tree; /* Version GLib du type */ - GYamlNode *root; /* Noeud racine d'arborescence */ - -#define YAML_TREE_ROOT_ATTRIB PYTHON_GET_DEF_FULL \ -( \ - root, py_yaml_tree, \ - "Yaml node which is the root of the whole tree nodes." \ -) - - tree = G_YAML_TREE(pygobject_get(self)); - - root = g_yaml_tree_get_root(tree); - - result = pygobject_new(G_OBJECT(root)); - g_object_unref(G_OBJECT(root)); - - 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_tree_type(void) -{ - static PyMethodDef py_yaml_tree_methods[] = { - YAML_TREE_FIND_BY_PATH_METHOD, - YAML_TREE_FIND_ONE_BY_PATH_METHOD, - { NULL } - }; - - static PyGetSetDef py_yaml_tree_getseters[] = { - YAML_TREE_ROOT_ATTRIB, - { NULL } - }; - - static PyTypeObject py_yaml_tree_type = { - - PyVarObject_HEAD_INIT(NULL, 0) - - .tp_name = "pychrysalide.plugins.yaml.YamlTree", - .tp_basicsize = sizeof(PyGObject), - - .tp_flags = Py_TPFLAGS_DEFAULT, - - .tp_doc = YAML_TREE_DOC, - - .tp_methods = py_yaml_tree_methods, - .tp_getset = py_yaml_tree_getseters, - .tp_new = py_yaml_tree_new - - }; - - return &py_yaml_tree_type; - -} - - -/****************************************************************************** -* * -* Paramètres : module = module dont la définition est à compléter. * -* * -* Description : Prend en charge l'objet 'pychrysalide.plugins.....YamlTree. * -* * -* Retour : Bilan de l'opération. * -* * -* Remarques : - * -* * -******************************************************************************/ - -bool register_python_yaml_tree(PyObject *module) -{ - PyTypeObject *type; /* Type Python 'YamlTree' */ - PyObject *dict; /* Dictionnaire du module */ - - type = get_python_yaml_tree_type(); - - dict = PyModule_GetDict(module); - - if (!register_class_for_pygobject(dict, G_TYPE_YAML_TREE, 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 arborescence de lignes au format Yaml. * -* * -* Retour : Bilan de l'opération, voire indications supplémentaires. * -* * -* Remarques : - * -* * -******************************************************************************/ - -int convert_to_yaml_tree(PyObject *arg, void *dst) -{ - int result; /* Bilan à retourner */ - - result = PyObject_IsInstance(arg, (PyObject *)get_python_yaml_tree_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 tree"); - break; - - case 1: - *((GYamlTree **)dst) = G_YAML_TREE(pygobject_get(arg)); - break; - - default: - assert(false); - break; - - } - - return result; - -} |