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Diffstat (limited to 'plugins/yaml/python/parser.c')
| -rw-r--r-- | plugins/yaml/python/parser.c | 186 |
1 files changed, 186 insertions, 0 deletions
diff --git a/plugins/yaml/python/parser.c b/plugins/yaml/python/parser.c new file mode 100644 index 0000000..35a9090 --- /dev/null +++ b/plugins/yaml/python/parser.c @@ -0,0 +1,186 @@ + +/* Chrysalide - Outil d'analyse de fichiers binaires + * parser.c - équivalent Python du fichier "plugins/yaml/parser.c" + * + * Copyright (C) 2019-2023 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 "parser.h" + + +#include <pygobject.h> +#include <string.h> + + +#include <plugins/pychrysalide/access.h> +#include <plugins/pychrysalide/helpers.h> + + +#include "../parser.h" + + + +/* Crée une arborescence YAML pour contenu au format adapté. */ +static PyObject *py_yaml_parse_from_text(PyObject *, PyObject *); + +/* Crée une arborescence YAML pour fichier au format adapté. */ +static PyObject *py_yaml_parse_from_file(PyObject *, PyObject *); + + + +/****************************************************************************** +* * +* Paramètres : self = NULL car méthode statique. * +* args = arguments fournis lors de l'appel à la fonction. * +* * +* Description : Crée une arborescence YAML pour contenu au format adapté. * +* * +* Retour : Arborescence YAML mise en place ou NULL en cas d'échec. * +* * +* Remarques : - * +* * +******************************************************************************/ + +static PyObject *py_yaml_parse_from_text(PyObject *self, PyObject *args) +{ + PyObject *result; /* Instance à retourner */ + const char *text; /* Chaîne à traiter. */ + int ret; /* Bilan de lecture des args. */ + GYamlNode *root; /* Noeud racine obtenu */ + +#define YAML_PARSE_FROM_TEXT_METHOD PYTHON_METHOD_DEF \ +( \ + parse_from_text, "text, /", \ + METH_VARARGS, py_yaml, \ + "Parse a YAML content in order to build the relative YAML tree.\n" \ + "\n" \ + "The *text* argument is a string containg a markup content to" \ + " parse.\n" \ + "\n" \ + "The result is a pychrysalide.plugins.yaml.YamlNode instance" \ + " or None in case of error." \ +) + + ret = PyArg_ParseTuple(args, "s", &text); + if (!ret) return NULL; + + root = parse_yaml_from_text(text, strlen(text)); + + if (root != NULL) + { + result = pygobject_new(G_OBJECT(root)); + g_object_unref(G_OBJECT(root)); + } + else + { + result = Py_None; + Py_INCREF(result); + } + + return result; + +} + + +/****************************************************************************** +* * +* Paramètres : self = NULL car méthode statique. * +* args = arguments fournis lors de l'appel à la fonction. * +* * +* Description : Crée une arborescence YAML pour fichier au format adapté. * +* * +* Retour : Arborescence YAML mise en place ou NULL en cas d'échec. * +* * +* Remarques : - * +* * +******************************************************************************/ + +static PyObject *py_yaml_parse_from_file(PyObject *self, PyObject *args) +{ + PyObject *result; /* Instance à retourner */ + const char *filename; /* Chemin vers des définitions */ + int ret; /* Bilan de lecture des args. */ + GYamlNode *root; /* Noeud racine obtenu */ + +#define YAML_PARSE_FROM_FILE_METHOD PYTHON_METHOD_DEF \ +( \ + parse_from_file, "filename, /", \ + METH_VARARGS, py_yaml, \ + "Parse a YAML content in order to build the relative YAML tree.\n" \ + "\n" \ + "The *filename* argument is a string for a path pointing to a YAML" \ + " content. This path can be either a real filename or a resource" \ + " URI.\n" \ + "\n" \ + "The result is a pychrysalide.plugins.yaml.YamlNode instance" \ + " or None in case of error." \ +) + + ret = PyArg_ParseTuple(args, "s", &filename); + if (!ret) return NULL; + + root = parse_yaml_from_file(filename); + + if (root != NULL) + { + result = pygobject_new(G_OBJECT(root)); + g_object_unref(G_OBJECT(root)); + } + else + { + result = Py_None; + Py_INCREF(result); + } + + return result; + +} + + +/****************************************************************************** +* * +* Paramètres : - * +* * +* Description : Définit une extension du module 'plugins.yaml' à compléter. * +* * +* Retour : Bilan de l'opération. * +* * +* Remarques : - * +* * +******************************************************************************/ + +bool populate_yaml_module_with_parsers(void) +{ + bool result; /* Bilan à retourner */ + PyObject *module; /* Module à recompléter */ + + static PyMethodDef py_yaml_methods[] = { + YAML_PARSE_FROM_TEXT_METHOD, + YAML_PARSE_FROM_FILE_METHOD, + { NULL } + }; + + module = get_access_to_python_module("pychrysalide.plugins.yaml"); + + result = register_python_module_methods(module, py_yaml_methods); + + return result; + +} |