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" | 
