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authorCyrille Bagard <nocbos@gmail.com>2017-11-26 20:41:55 (GMT)
committerCyrille Bagard <nocbos@gmail.com>2017-11-26 20:41:55 (GMT)
commit903006678160f620b947d5fbce2a8e257a357d77 (patch)
tree2ad234f63cbd7eb38aac0891571fefa9874a3d7f /src/arch/x86/operands/modrm.c
parent1252efcd18a845a7c2641354838c26ece3d6d873 (diff)
Removed the broken support of the x86 architecture.
Diffstat (limited to 'src/arch/x86/operands/modrm.c')
-rw-r--r--src/arch/x86/operands/modrm.c430
1 files changed, 0 insertions, 430 deletions
diff --git a/src/arch/x86/operands/modrm.c b/src/arch/x86/operands/modrm.c
deleted file mode 100644
index f48fe28..0000000
--- a/src/arch/x86/operands/modrm.c
+++ /dev/null
@@ -1,430 +0,0 @@
-
-/* Chrysalide - Outil d'analyse de fichiers binaires
- * modrm.c - opérandes de type mod/rm
- *
- * Copyright (C) 2012-2017 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 Foobar. If not, see <http://www.gnu.org/licenses/>.
- */
-
-
-#include "modrm.h"
-
-
-#include <math.h>
-
-
-#include "register.h"
-#include "../../operand-int.h"
-
-
-
-/* Définition d'un opérande x86 de type ModRM (instance) */
-struct _GX86ModRMOperand
-{
- GArchOperand parent; /* Instance parente */
-
- uint8_t scale; /* Puissance de deux */
- GX86Register *index; /* Registre servant d'indice */
- GX86Register *base; /* Registre de base */
- GImmOperand *displacement; /* Décallage supplémentaire */
-
-};
-
-
-/* Définition d'un opérande x86 de type ModRM (classe) */
-struct _GX86ModRMOperandClass
-{
- GArchOperandClass parent; /* Classe parente */
-
-};
-
-
-/* Initialise la classe des opérandes x86 de type ModRM. */
-static void g_x86_mod_rm_operand_class_init(GX86ModRMOperandClass *);
-
-/* Initialise une instance d'opérande x86 de type ModRM. */
-static void g_x86_mod_rm_operand_init(GX86ModRMOperand *);
-
-
-
-/* Indique le type défini par la GLib pour un opérande x86 de type ModRM. */
-G_DEFINE_TYPE(GX86ModRMOperand, g_x86_mod_rm_operand, G_TYPE_ARCH_OPERAND);
-
-
-/******************************************************************************
-* *
-* Paramètres : klass = classe à initialiser. *
-* *
-* Description : Initialise la classe des opérandes x86 de type ModRM. *
-* *
-* Retour : - *
-* *
-* Remarques : - *
-* *
-******************************************************************************/
-
-static void g_x86_mod_rm_operand_class_init(GX86ModRMOperandClass *klass)
-{
-
-}
-
-
-/******************************************************************************
-* *
-* Paramètres : operand = instance à initialiser. *
-* *
-* Description : Initialise une instance d'opérande x86 de type ModRM. *
-* *
-* Retour : - *
-* *
-* Remarques : - *
-* *
-******************************************************************************/
-
-static void g_x86_mod_rm_operand_init(GX86ModRMOperand *operand)
-{
-
-}
-
-
-/******************************************************************************
-* *
-* Paramètres : data = flux de données à analyser. *
-* pos = position courante dans ce flux. [OUT] *
-* len = taille totale des données à analyser. *
-* size = taille de l'opérande, et donc du registre. *
-* *
-* Description : Crée un opérande x86 de type ModRM. *
-* *
-* Retour : Opérande mis en place. *
-* *
-* Remarques : - *
-* *
-******************************************************************************/
-
-GArchOperand *g_x86_mod_rm_operand_new(const bin_t *data, off_t *pos, off_t len, MemoryDataSize size)
-{
- GX86ModRMOperand *result; /* Structure à retourner */
- uint8_t mod; /* Modificateur présent */
- GX86Register *reg; /* Registre lu */
-
- mod = (data[*pos] & 0xc0);
-
- if (mod == 0xc0)
- return g_x86_register_operand_new_from_mod_rm(data, pos, len, size, true);
-
- reg = g_x86_register_new(size, data[*pos] & 0x07);
- if (reg == NULL) return NULL;
-
- (*pos)++;
-
- /* Vieille astuce de l'emplacement mémoire fixe ? */
- if (g_x86_register_is_base_pointer(reg) && mod == 0x00)
- {
- /* FIXME *///free_x86_register(reg);
- assert(0);
- return NULL;
- //return g_imm_operand_new_from_data_old(MDS_32_BITS/* FIXME */, data, pos, len, SRE_LITTLE /*FIXME*/);
- }
-
- result = g_object_new(G_TYPE_X86_MOD_RM_OPERAND, NULL);
-
- /* A la recherche d'un SIB */
- if (g_x86_register_is_stack_pointer(reg))
- {
- /* FIXME *///free_x86_register(reg);
-
- result->base = g_x86_register_new(size, data[*pos] & 0x07);
- if (result->base == NULL) goto gxmron_error;
-
- result->index = g_x86_register_new(size, (data[*pos] & 0x38) >> 3);
- if (result->index == NULL) goto gxmron_error;
-
- result->scale = ((data[*pos] & 0xc0) >> 6);
-
- if (g_x86_register_is_stack_pointer(result->index))
- {
- /* FIXME *///free_x86_register(result->index);
- result->index = result->base;
- result->base = NULL;
- }
-
- (*pos)++;
-
- }
-
- else result->index = reg;
-
- /* Décallage supplémentaire ? */
- switch (mod)
- {
- case 0x00:
- if (result->base != NULL && g_x86_register_is_base_pointer(result->base))
- {
- /* FIXME *///free_x86_register(result->base);
- result->base = NULL;
-
- assert(0);
- //result->displacement = g_imm_operand_new_from_data_old(size/* FIXME : !convert mds/aos */, data, pos, len, SRE_LITTLE /* FIXME */);
- if (result->displacement == NULL) goto gxmron_error;
-
- }
- break;
-
- case 0x40:
- assert(0);
- //result->displacement = g_imm_operand_new_from_data_old(MDS_8_BITS_SIGNED, data, pos, len, SRE_LITTLE /* FIXME */);
- if (result->displacement == NULL) goto gxmron_error;
- break;
-
- case 0x80:
- assert(0);
- //result->displacement = g_imm_operand_new_from_data_old(MDS_32_BITS_SIGNED/* FIXME ! 16/32 */, data, pos, len, SRE_LITTLE /* FIXME */);
- if (result->displacement == NULL) goto gxmron_error;
- break;
-
- }
-
- return G_ARCH_OPERAND(result);
-
- gxmron_error:
-
- /* FIXME free(result);*/
- return NULL;
-
-}
-
-#if 0
-/******************************************************************************
-* *
-* Paramètres : operand = opérande à transcrire. *
-* options = options de rendu. *
-* rendering = support effectif final des lignes de code. *
-* stream = flux ouvert en écriture. *
-* *
-* Description : Ajoute du texte simple à un fichier ouvert en écriture. *
-* *
-* Retour : - *
-* *
-* Remarques : - *
-* *
-******************************************************************************/
-
-static void g_x86_mod_rm_operand_add_text(const GX86ModRMOperand *operand, GRenderingOptions *options, MainRendering rendering, FILE *stream)
-{
- GContentExporter *exporter; /* Autre vision de l'opérande */
- char tmp[2]; /* Echelle en puissance de 2 */
-
- exporter = G_CONTENT_EXPORTER(operand);
-
- switch (g_rendering_options_get_syntax(options))
- {
- case ASX_INTEL:
-
- g_content_exporter_insert_text(exporter, stream, "[", 1, RTT_HOOK);
-
- if (operand->scale > 0)
- {
- snprintf(tmp, 2, "%d", (int)pow(2, operand->scale));
-
- g_content_exporter_insert_text(exporter, stream, tmp, 1, RTT_IMMEDIATE);
-
- g_content_exporter_insert_text(exporter, stream, "*", 1, RTT_SIGNS);
-
- }
-
- g_content_exporter_add_text(G_CONTENT_EXPORTER(operand->index),
- options, rendering, stream);
-
- if (operand->base != NULL)
- {
- g_content_exporter_insert_text(exporter, stream, "+", 1, RTT_SIGNS);
-
- g_content_exporter_add_text(G_CONTENT_EXPORTER(operand->base),
- options, rendering, stream);
-
- }
-
- if (operand->displacement != NULL)
- {
- if (g_imm_operand_is_negative(operand->displacement))
- g_content_exporter_insert_text(exporter, stream, "-", 1, RTT_SIGNS);
- else
- g_content_exporter_insert_text(exporter, stream, "+", 1, RTT_SIGNS);
-
- g_content_exporter_add_text(G_CONTENT_EXPORTER(operand->displacement),
- options, rendering, stream);
-
- }
-
- g_content_exporter_insert_text(exporter, stream, "]", 1, RTT_HOOK);
-
- break;
-
- case ASX_ATT:
-
- /* TODO */
- g_content_exporter_insert_text(exporter, stream, "[ModRM]", 7, RTT_HOOK);
-
- break;
-
- }
-
-}
-
-
-/******************************************************************************
-* *
-* Paramètres : operand = opérande à transcrire. *
-* buffer = espace où placer ledit contenu. *
-* options = options de rendu. *
-* *
-* Description : Ajoute à un tampon GLib le contenu de l'instance spécifiée. *
-* *
-* Retour : - *
-* *
-* Remarques : - *
-* *
-******************************************************************************/
-
-static void g_x86_mod_rm_operand_to_buffer(const GX86ModRMOperand *operand, GBufferLine *buffer, GRenderingOptions *options)
-{
- GContentExporter *exporter; /* Autre vision de l'opérande */
- char tmp[2]; /* Echelle en puissance de 2 */
-
- exporter = G_CONTENT_EXPORTER(operand);
-
- switch (g_rendering_options_get_syntax(options))
- {
- case ASX_INTEL:
-
- g_content_exporter_insert_into_buffer(exporter, buffer, BLC_ASSEMBLY,
- "[", 1, RTT_HOOK);
-
- if (operand->scale > 0)
- {
- snprintf(tmp, 2, "%d", (int)pow(2, operand->scale));
-
- g_content_exporter_insert_into_buffer(exporter, buffer, BLC_ASSEMBLY,
- tmp, 1, RTT_IMMEDIATE);
-
- g_content_exporter_insert_into_buffer(exporter, buffer, BLC_ASSEMBLY,
- "*", 1, RTT_SIGNS);
-
- }
-
- g_content_exporter_to_buffer(G_CONTENT_EXPORTER(operand->index), buffer, options);
-
- if (operand->base != NULL)
- {
- g_content_exporter_insert_into_buffer(exporter, buffer, BLC_ASSEMBLY,
- "+", 1, RTT_SIGNS);
-
- g_content_exporter_to_buffer(G_CONTENT_EXPORTER(operand->base), buffer, options);
-
- }
-
- if (operand->displacement != NULL)
- {
- if (g_imm_operand_is_negative(operand->displacement))
- g_content_exporter_insert_into_buffer(exporter, buffer, BLC_ASSEMBLY,
- "-", 1, RTT_SIGNS);
- else
- g_content_exporter_insert_into_buffer(exporter, buffer, BLC_ASSEMBLY,
- "+", 1, RTT_SIGNS);
-
- g_content_exporter_to_buffer(G_CONTENT_EXPORTER(operand->displacement), buffer, options);
-
- }
-
- g_content_exporter_insert_into_buffer(exporter, buffer, BLC_ASSEMBLY,
- "]", 1, RTT_HOOK);
-
- break;
-
- case ASX_ATT:
-
- /* TODO */
- g_content_exporter_insert_into_buffer(exporter, buffer, BLC_ASSEMBLY,
- "[ModRM]", 7, RTT_HOOK);
-
- break;
-
- }
-
-}
-#endif
-
-
-/******************************************************************************
-* *
-* Paramètres : operand = opérande à consulter. *
-* scale = facteur sous forme de puissance de deux. [OUT *
-* index = register principal de l'opérande. [OUT] *
-* *
-* Description : Fournit l'indice et l'échelle d'un opérande x86 ModRM. *
-* *
-* Retour : - *
-* *
-* Remarques : - *
-* *
-******************************************************************************/
-
-void g_x86_mod_rm_operand_get_scale_and_index(const GX86ModRMOperand *operand, uint8_t *scale, const GX86Register **index)
-{
- *scale = operand->scale;
- *index = operand->index;
-
-}
-
-
-/******************************************************************************
-* *
-* Paramètres : operand = opérande à consulter. *
-* *
-* Description : Fournit le registre de base d'un opérande x86 ModRM. *
-* *
-* Retour : Registre de base de l'opérande. *
-* *
-* Remarques : - *
-* *
-******************************************************************************/
-
-const GX86Register *g_x86_mod_rm_operand_get_base(const GX86ModRMOperand *operand)
-{
- return operand->base;
-
-}
-
-
-/******************************************************************************
-* *
-* Paramètres : operand = opérande à consulter. *
-* *
-* Description : Fournit le décallage supplémentaire d'un opérande x86 ModRM. *
-* *
-* Retour : Décallage numérique pour l'opérande. *
-* *
-* Remarques : - *
-* *
-******************************************************************************/
-
-const GImmOperand *g_x86_mod_rm_operand_get_displacement(const GX86ModRMOperand *operand)
-{
- return operand->displacement;
-
-}