/* Chrysalide - Outil d'analyse de fichiers binaires
 * processor.h - prototypes pour la gestion générique des architectures
 *
 * Copyright (C) 2008-2012 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/>.
 */


#ifndef _ARCH_PROCESSOR_H
#define _ARCH_PROCESSOR_H


#include <glib-object.h>


#include "context.h"
#include "instruction.h"
#include "../common/endianness.h"
#include "../decomp/context.h"



#define G_TYPE_ARCH_PROCESSOR               g_arch_processor_get_type()
#define G_ARCH_PROCESSOR(obj)               (G_TYPE_CHECK_INSTANCE_CAST((obj), g_arch_processor_get_type(), GArchProcessor))
#define G_IS_ARCH_PROCESSOR(obj)            (G_TYPE_CHECK_INSTANCE_TYPE((obj), g_arch_processor_get_type()))
#define G_ARCH_PROCESSOR_CLASS(klass)        (G_TYPE_CHECK_CLASS_CAST((klass), G_TYPE_ARCH_PROCESSOR, GArchProcessorClass))
#define G_IS_ARCH_PROCESSOR_CLASS(klass)     (G_TYPE_CHECK_CLASS_TYPE((klass), G_TYPE_ARCH_PROCESSOR))
#define G_ARCH_PROCESSOR_GET_CLASS(obj)      (G_TYPE_INSTANCE_GET_CLASS((obj), G_TYPE_ARCH_PROCESSOR, GArchProcessorClass))



/* Ligne de représentation générique (instance) */
typedef struct _GArchProcessor GArchProcessor;

/* Ligne de représentation générique (classe) */
typedef struct _GArchProcessorClass GArchProcessorClass;


/* Indique le type défini pour un processeur d'architecture. */
GType g_arch_processor_get_type(void);

/* Fournit un contexte propre au processeur d'une architecture. */
GProcContext *g_arch_processor_get_context(const GArchProcessor *);

/* Fournit un contexte lié au processeur pour une décompilation. */
GDecContext *g_arch_processor_get_decomp_context(const GArchProcessor *);

/* Fournit le boustime du processeur d'une architecture. */
SourceEndian g_arch_processor_get_endianness(const GArchProcessor *);

/* Fournit la taille de l'espace mémoire d'une architecture. */
MemoryDataSize g_arch_processor_get_memory_size(const GArchProcessor *);

/* Fournit la taille min. des instructions d'une architecture. */
MemoryDataSize g_arch_processor_get_instruction_size(const GArchProcessor *);

/* Désassemble une instruction dans un flux de données. */
GArchInstruction *g_arch_processor_disassemble(const GArchProcessor *, GProcContext *, const GBinContent *, vmpa2t *, GExeFormat *);



/* ------------------ MANIPULATIONS DES INSTRUCTIONS DESASSEMBLEES ------------------ */


/* Couverture d'un groupe d'instructions */
typedef struct _instr_coverage  instr_coverage;


/* Note les instructions désassemblées avec une architecture. */
void g_arch_processor_set_disassembled_instructions(GArchProcessor *, GArchInstruction *);

/* Fournit les instructions désassemblées pour une architecture. */
GArchInstruction *g_arch_processor_get_disassembled_instructions(const GArchProcessor *);

/* Fournit une instruction désassemblée pour une architecture. */
GArchInstruction *g_arch_processor_get_disassembled_instruction(const GArchProcessor *, size_t);

/* Compte le nombre d'instructions représentées. */
size_t g_arch_processor_count_disassembled_instructions(const GArchProcessor *);

/* Recherche un groupe d'instruction d'après son adresse. */
const instr_coverage *g_arch_processor_find_coverage_by_address(const GArchProcessor *, const vmpa2t *);

/* Recherche une instruction d'après son adresse. */
GArchInstruction *_g_arch_processor_find_instr_by_address(const GArchProcessor *, const vmpa2t *, bool);

/* Recherche rapidement une instruction d'après son adresse. */
GArchInstruction *_g_arch_processor_find_covered_instr_by_address(const GArchProcessor *, const instr_coverage *, const vmpa2t *, bool);

#define g_arch_processor_find_instr_by_address(proc, addr)      \
    _g_arch_processor_find_instr_by_address(proc, addr, false)

#define g_arch_processor_find_covered_instr_by_address(proc, coverage, addr)    \
    _g_arch_processor_find_covered_instr_by_address(proc, coverage, addr, false)

/* Fournit l'instruction qui en précède une autre. */
GArchInstruction *g_arch_processor_get_prev_instr(const GArchProcessor *, const GArchInstruction *);

/* Fournit l'instruction qui en suit une autre. */
GArchInstruction *g_arch_processor_get_next_instr(const GArchProcessor *, const GArchInstruction *);



#endif  /* _ARCH_PROCESSOR_H */