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Diffstat (limited to 'plugins/pychrysalide/analysis/types/expr.c')
| -rw-r--r-- | plugins/pychrysalide/analysis/types/expr.c | 185 |
1 files changed, 185 insertions, 0 deletions
diff --git a/plugins/pychrysalide/analysis/types/expr.c b/plugins/pychrysalide/analysis/types/expr.c new file mode 100644 index 0000000..2988af9 --- /dev/null +++ b/plugins/pychrysalide/analysis/types/expr.c @@ -0,0 +1,185 @@ + +/* Chrysalide - Outil d'analyse de fichiers binaires + * expr.c - équivalent Python du fichier "analysis/types/expr.c" + * + * Copyright (C) 2018 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 "expr.h" + + +#include <pygobject.h> +#include <string.h> + + +#include <analysis/types/expr.h> + + +#include "../type.h" +#include "../../helpers.h" + + + +/* Crée un nouvel objet Python de type 'ExprType'. */ +static PyObject *py_expr_type_new(PyTypeObject *, PyObject *, PyObject *); + +/* Fournit la valeur d'un type fourni sous forme de caractères. */ +static PyObject *py_expr_type_get_value(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 'ExprType'. * +* * +* Retour : Instance Python mise en place. * +* * +* Remarques : - * +* * +******************************************************************************/ + +static PyObject *py_expr_type_new(PyTypeObject *type, PyObject *args, PyObject *kwds) +{ + PyObject *result; /* Instance à retourner */ + const char *value; /* Valeur brute de l'expression*/ + int ret; /* Bilan de lecture des args. */ + GDataType *dtype; /* Version GLib du type */ + + ret = PyArg_ParseTuple(args, "s", &value); + if (!ret) return NULL; + + dtype = g_expr_type_new(strdup(value)); + result = pygobject_new(G_OBJECT(dtype)); + g_object_unref(dtype); + + return result; + +} + + +/****************************************************************************** +* * +* Paramètres : self = objet Python concerné par l'appel. * +* closure = non utilisé ici. * +* * +* Description : Fournit la valeur d'un type fourni sous forme de caractères. * +* * +* Retour : Chaîne formant une expression. * +* * +* Remarques : - * +* * +******************************************************************************/ + +static PyObject *py_expr_type_get_value(PyObject *self, void *closure) +{ + PyObject *result; /* Résultat à retourner */ + GExprType *type; /* Version GLib du type */ + const char *value; /* Valeur exprimée */ + + type = G_EXPR_TYPE(pygobject_get(self)); + + value = g_expr_type_get_value(type); + + result = PyUnicode_FromString(value); + + return result; + +} + + +/****************************************************************************** +* * +* Paramètres : - * +* * +* Description : Fournit un accès à une définition de type à diffuser. * +* * +* Retour : Définition d'objet pour Python. * +* * +* Remarques : - * +* * +******************************************************************************/ + +PyTypeObject *get_python_expr_type_type(void) +{ + static PyMethodDef py_expr_type_methods[] = { + { NULL } + }; + + static PyGetSetDef py_expr_type_getseters[] = { + { + "value", py_expr_type_get_value, NULL, + "Provide the value of the expression type.", NULL + }, + { NULL } + }; + + static PyTypeObject py_expr_type_type = { + + PyVarObject_HEAD_INIT(NULL, 0) + + .tp_name = "pychrysalide.analysis.types.ExprType", + .tp_basicsize = sizeof(PyGObject), + + .tp_flags = Py_TPFLAGS_DEFAULT, + + .tp_doc = "PyChrysalide expr type", + + .tp_methods = py_expr_type_methods, + .tp_getset = py_expr_type_getseters, + .tp_new = (newfunc)py_expr_type_new + + }; + + return &py_expr_type_type; + +} + + +/****************************************************************************** +* * +* Paramètres : module = module dont la définition est à compléter. * +* * +* Description : Prend en charge l'objet 'pychrysalide.....types.ExprType'. * +* * +* Retour : Bilan de l'opération. * +* * +* Remarques : - * +* * +******************************************************************************/ + +bool register_python_expr_type(PyObject *module) +{ + PyTypeObject *py_expr_type_type; /* Type Python 'ExprType' */ + PyObject *dict; /* Dictionnaire du module */ + + py_expr_type_type = get_python_expr_type_type(); + + dict = PyModule_GetDict(module); + + if (!register_class_for_pygobject(dict, G_TYPE_EXPR_TYPE, py_expr_type_type, get_python_data_type_type())) + return false; + + return true; + +} |