diff options
author | Cyrille Bagard <nocbos@gmail.com> | 2021-08-14 22:41:51 (GMT) |
---|---|---|
committer | Cyrille Bagard <nocbos@gmail.com> | 2021-08-14 22:41:51 (GMT) |
commit | 40e1d396f2393d4444ce7e13462803dbc555a4fa (patch) | |
tree | fcf9b2763fbb35e6b9fd87ae1ee2d83d6d6de312 /plugins/pychrysalide/arch/operands | |
parent | a6c0351774988094a51c9502f2a8e07633956263 (diff) |
Reorganize the code for immediate operands.
Diffstat (limited to 'plugins/pychrysalide/arch/operands')
-rw-r--r-- | plugins/pychrysalide/arch/operands/Makefile.am | 1 | ||||
-rw-r--r-- | plugins/pychrysalide/arch/operands/immediate.c | 202 | ||||
-rw-r--r-- | plugins/pychrysalide/arch/operands/immediate.h | 17 | ||||
-rw-r--r-- | plugins/pychrysalide/arch/operands/known.c | 224 | ||||
-rw-r--r-- | plugins/pychrysalide/arch/operands/known.h | 45 | ||||
-rw-r--r-- | plugins/pychrysalide/arch/operands/module.c | 1 |
6 files changed, 271 insertions, 219 deletions
diff --git a/plugins/pychrysalide/arch/operands/Makefile.am b/plugins/pychrysalide/arch/operands/Makefile.am index 725096f..cf00ce2 100644 --- a/plugins/pychrysalide/arch/operands/Makefile.am +++ b/plugins/pychrysalide/arch/operands/Makefile.am @@ -5,6 +5,7 @@ libpychrysaarchoperands_la_SOURCES = \ constants.h constants.c \ feeder.h feeder.c \ immediate.h immediate.c \ + known.h known.c \ module.h module.c \ proxy.h proxy.c \ register.h register.c \ diff --git a/plugins/pychrysalide/arch/operands/immediate.c b/plugins/pychrysalide/arch/operands/immediate.c index 5f59c6b..62f6328 100644 --- a/plugins/pychrysalide/arch/operands/immediate.c +++ b/plugins/pychrysalide/arch/operands/immediate.c @@ -46,9 +46,6 @@ -/* ------------------------- OPERANDE POUR VALEUR IMMEDIATE ------------------------- */ - - /* Crée un nouvel objet Python de type 'ImmOperand'. */ static PyObject *py_imm_operand_new(PyTypeObject *, PyObject *, PyObject *); @@ -78,19 +75,6 @@ static int py_imm_operand_set_display(PyObject *, PyObject *, void *); -/* ----------------------- REMPLACEMENT DE VALEURS IMMEDIATES ----------------------- */ - - -/* Crée un nouvel objet Python de type 'KnownImmOperand'. */ -static PyObject *py_known_imm_operand_new(PyTypeObject *, PyObject *, PyObject *); - - - -/* ---------------------------------------------------------------------------------- */ -/* OPERANDE POUR VALEUR IMMEDIATE */ -/* ---------------------------------------------------------------------------------- */ - - /****************************************************************************** * * * Paramètres : type = type de l'objet à instancier. * @@ -675,189 +659,3 @@ int convert_to_imm_operand(PyObject *arg, void *dst) return result; } - - - -/* ---------------------------------------------------------------------------------- */ -/* REMPLACEMENT DE VALEURS IMMEDIATES */ -/* ---------------------------------------------------------------------------------- */ - - -/****************************************************************************** -* * -* 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 'KnownImmOperand'. * -* * -* Retour : Instance Python mise en place. * -* * -* Remarques : - * -* * -******************************************************************************/ - -static PyObject *py_known_imm_operand_new(PyTypeObject *type, PyObject *args, PyObject *kwds) -{ - PyObject *result; /* Instance à retourner */ - GImmOperand *imm; /* Opérande à remplacer */ - const char *alt; /* Impression alternative */ - int ret; /* Bilan de lecture des args. */ - GArchOperand *operand; /* Création GLib à transmettre */ - -#define KNOWN_IMM_OPERAND_DOC \ - "The KnownImmOperand provides replacement of" \ - " pychrysalide.arch.operands.ImmOperand instances by an alternative" \ - " text.\n" \ - "\n" \ - "Instances can be created using the following constructor:\n" \ - "\n" \ - " KnownImmOperand(imm, alt)" \ - "\n" \ - "Where imm is an operand of type pychrysalide.arch.operands.ImmOperand" \ - " and alt is a string providing the text to be rendered at object" \ - " display." - - ret = PyArg_ParseTuple(args, "O&s", convert_to_imm_operand, &imm, &alt); - if (!ret) return NULL; - - operand = g_known_imm_operand_new(imm, alt); - - result = pygobject_new(G_OBJECT(operand)); - - g_object_unref(operand); - - return (PyObject *)result; - -} - - -/****************************************************************************** -* * -* Paramètres : - * -* * -* Description : Fournit un accès à une définition de type à diffuser. * -* * -* Retour : Définition d'objet pour Python. * -* * -* Remarques : - * -* * -******************************************************************************/ - -PyTypeObject *get_python_known_imm_operand_type(void) -{ - static PyMethodDef py_known_imm_operand_methods[] = { - { NULL } - }; - - static PyGetSetDef py_known_imm_operand_getseters[] = { - { NULL } - }; - - static PyTypeObject py_known_imm_operand_type = { - - PyVarObject_HEAD_INIT(NULL, 0) - - .tp_name = "pychrysalide.arch.operands.KnownImmOperand", - .tp_basicsize = sizeof(PyGObject), - - .tp_flags = Py_TPFLAGS_DEFAULT | Py_TPFLAGS_BASETYPE, - - .tp_doc = KNOWN_IMM_OPERAND_DOC, - - .tp_methods = py_known_imm_operand_methods, - .tp_getset = py_known_imm_operand_getseters, - .tp_new = py_known_imm_operand_new - - }; - - return &py_known_imm_operand_type; - -} - - -/****************************************************************************** -* * -* Paramètres : module = module dont la définition est à compléter. * -* * -* Description : Prend en charge l'objet 'pychrysalide.arch.KnownImmOperand'. * -* * -* Retour : Bilan de l'opération. * -* * -* Remarques : - * -* * -******************************************************************************/ - -bool ensure_python_known_imm_operand_is_registered(void) -{ - PyTypeObject *type; /* Type Python 'ImmOperand' */ - PyObject *module; /* Module à recompléter */ - PyObject *dict; /* Dictionnaire du module */ - - type = get_python_known_imm_operand_type(); - - if (!PyType_HasFeature(type, Py_TPFLAGS_READY)) - { - module = get_access_to_python_module("pychrysalide.arch.operands"); - - dict = PyModule_GetDict(module); - - if (!ensure_python_imm_operand_is_registered()) - return false; - - if (!ensure_python_renamed_operand_is_registered()) - return false; - - if (!register_class_for_pygobject(dict, G_TYPE_KNOWN_IMM_OPERAND, type, get_python_imm_operand_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 remplaçant d'opérande d'immédiat. * -* * -* Retour : Bilan de l'opération, voire indications supplémentaires. * -* * -* Remarques : - * -* * -******************************************************************************/ - -int convert_to_known_imm_operand(PyObject *arg, void *dst) -{ - int result; /* Bilan à retourner */ - - result = PyObject_IsInstance(arg, (PyObject *)get_python_known_imm_operand_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 known immediate operand"); - break; - - case 1: - *((GKnownImmOperand **)dst) = G_KNOWN_IMM_OPERAND(pygobject_get(arg)); - break; - - default: - assert(false); - break; - - } - - return result; - -} diff --git a/plugins/pychrysalide/arch/operands/immediate.h b/plugins/pychrysalide/arch/operands/immediate.h index 15d2c3e..4a1e6de 100644 --- a/plugins/pychrysalide/arch/operands/immediate.h +++ b/plugins/pychrysalide/arch/operands/immediate.h @@ -31,9 +31,6 @@ -/* ------------------------- OPERANDE POUR VALEUR IMMEDIATE ------------------------- */ - - /* Fournit un accès à une définition de type à diffuser. */ PyTypeObject *get_python_imm_operand_type(void); @@ -45,18 +42,4 @@ int convert_to_imm_operand(PyObject *, void *); -/* ----------------------- REMPLACEMENT DE VALEURS IMMEDIATES ----------------------- */ - - -/* Fournit un accès à une définition de type à diffuser. */ -PyTypeObject *get_python_known_imm_operand_type(void); - -/* Prend en charge l'objet 'pychrysalide.arch.KnownImmOperand'. */ -bool ensure_python_known_imm_operand_is_registered(void); - -/* Tente de convertir en remplaçant d'opérande d'immédiat. */ -int convert_to_known_imm_operand(PyObject *, void *); - - - #endif /* _PLUGINS_PYCHRYSALIDE_ARCH_OPERANDS_IMMEDIATE_H */ diff --git a/plugins/pychrysalide/arch/operands/known.c b/plugins/pychrysalide/arch/operands/known.c new file mode 100644 index 0000000..435ea0f --- /dev/null +++ b/plugins/pychrysalide/arch/operands/known.c @@ -0,0 +1,224 @@ + +/* Chrysalide - Outil d'analyse de fichiers binaires + * known.c - équivalent Python du fichier "arch/operands/known.h" + * + * Copyright (C) 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 "known.h" + + +#include <assert.h> +#include <pygobject.h> + + +#include <arch/operands/known.h> + + +#include "immediate.h" +#include "rename.h" +#include "../../access.h" +#include "../../helpers.h" + + + +/* Crée un nouvel objet Python de type 'KnownImmOperand'. */ +static PyObject *py_known_imm_operand_new(PyTypeObject *, PyObject *, 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 'KnownImmOperand'. * +* * +* Retour : Instance Python mise en place. * +* * +* Remarques : - * +* * +******************************************************************************/ + +static PyObject *py_known_imm_operand_new(PyTypeObject *type, PyObject *args, PyObject *kwds) +{ + PyObject *result; /* Instance à retourner */ + GImmOperand *imm; /* Opérande à remplacer */ + const char *alt; /* Impression alternative */ + int ret; /* Bilan de lecture des args. */ + GArchOperand *operand; /* Création GLib à transmettre */ + +#define KNOWN_IMM_OPERAND_DOC \ + "The KnownImmOperand provides replacement of" \ + " pychrysalide.arch.operands.ImmOperand instances by an alternative" \ + " text.\n" \ + "\n" \ + "Instances can be created using the following constructor:\n" \ + "\n" \ + " KnownImmOperand(imm, alt)" \ + "\n" \ + "Where imm is an operand of type pychrysalide.arch.operands.ImmOperand" \ + " and alt is a string providing the text to be rendered at object" \ + " display." + + ret = PyArg_ParseTuple(args, "O&s", convert_to_imm_operand, &imm, &alt); + if (!ret) return NULL; + + operand = g_known_imm_operand_new(imm, alt); + + result = pygobject_new(G_OBJECT(operand)); + + g_object_unref(operand); + + return (PyObject *)result; + +} + + +/****************************************************************************** +* * +* Paramètres : - * +* * +* Description : Fournit un accès à une définition de type à diffuser. * +* * +* Retour : Définition d'objet pour Python. * +* * +* Remarques : - * +* * +******************************************************************************/ + +PyTypeObject *get_python_known_imm_operand_type(void) +{ + static PyMethodDef py_known_imm_operand_methods[] = { + { NULL } + }; + + static PyGetSetDef py_known_imm_operand_getseters[] = { + { NULL } + }; + + static PyTypeObject py_known_imm_operand_type = { + + PyVarObject_HEAD_INIT(NULL, 0) + + .tp_name = "pychrysalide.arch.operands.KnownImmOperand", + .tp_basicsize = sizeof(PyGObject), + + .tp_flags = Py_TPFLAGS_DEFAULT | Py_TPFLAGS_BASETYPE, + + .tp_doc = KNOWN_IMM_OPERAND_DOC, + + .tp_methods = py_known_imm_operand_methods, + .tp_getset = py_known_imm_operand_getseters, + .tp_new = py_known_imm_operand_new + + }; + + return &py_known_imm_operand_type; + +} + + +/****************************************************************************** +* * +* Paramètres : module = module dont la définition est à compléter. * +* * +* Description : Prend en charge l'objet 'pychrysalide.arch.KnownImmOperand'. * +* * +* Retour : Bilan de l'opération. * +* * +* Remarques : - * +* * +******************************************************************************/ + +bool ensure_python_known_imm_operand_is_registered(void) +{ + PyTypeObject *type; /* Type Python 'ImmOperand' */ + PyObject *module; /* Module à recompléter */ + PyObject *dict; /* Dictionnaire du module */ + + type = get_python_known_imm_operand_type(); + + if (!PyType_HasFeature(type, Py_TPFLAGS_READY)) + { + module = get_access_to_python_module("pychrysalide.arch.operands"); + + dict = PyModule_GetDict(module); + + if (!ensure_python_imm_operand_is_registered()) + return false; + + if (!ensure_python_renamed_operand_is_registered()) + return false; + + if (!register_class_for_pygobject(dict, G_TYPE_KNOWN_IMM_OPERAND, type, get_python_imm_operand_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 remplaçant d'opérande d'immédiat. * +* * +* Retour : Bilan de l'opération, voire indications supplémentaires. * +* * +* Remarques : - * +* * +******************************************************************************/ + +int convert_to_known_imm_operand(PyObject *arg, void *dst) +{ + int result; /* Bilan à retourner */ + + result = PyObject_IsInstance(arg, (PyObject *)get_python_known_imm_operand_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 known immediate operand"); + break; + + case 1: + *((GKnownImmOperand **)dst) = G_KNOWN_IMM_OPERAND(pygobject_get(arg)); + break; + + default: + assert(false); + break; + + } + + return result; + +} diff --git a/plugins/pychrysalide/arch/operands/known.h b/plugins/pychrysalide/arch/operands/known.h new file mode 100644 index 0000000..b5ced68 --- /dev/null +++ b/plugins/pychrysalide/arch/operands/known.h @@ -0,0 +1,45 @@ + +/* Chrysalide - Outil d'analyse de fichiers binaires + * known.h - prototypes pour l'équivalent Python du fichier "arch/operands/known.h" + * + * Copyright (C) 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 + */ + + +#ifndef _PLUGINS_PYCHRYSALIDE_ARCH_OPERANDS_KNOWN_H +#define _PLUGINS_PYCHRYSALIDE_ARCH_OPERANDS_KNOWN_H + + +#include <Python.h> +#include <stdbool.h> + + + +/* Fournit un accès à une définition de type à diffuser. */ +PyTypeObject *get_python_known_imm_operand_type(void); + +/* Prend en charge l'objet 'pychrysalide.arch.KnownImmOperand'. */ +bool ensure_python_known_imm_operand_is_registered(void); + +/* Tente de convertir en remplaçant d'opérande d'immédiat. */ +int convert_to_known_imm_operand(PyObject *, void *); + + + +#endif /* _PLUGINS_PYCHRYSALIDE_ARCH_OPERANDS_KNOWN_H */ diff --git a/plugins/pychrysalide/arch/operands/module.c b/plugins/pychrysalide/arch/operands/module.c index f1669fb..89adecc 100644 --- a/plugins/pychrysalide/arch/operands/module.c +++ b/plugins/pychrysalide/arch/operands/module.c @@ -30,6 +30,7 @@ #include "feeder.h" #include "immediate.h" +#include "known.h" #include "proxy.h" #include "register.h" #include "rename.h" |