X86Module.c

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/* Capstone Disassembly Engine */
/* By Dang Hoang Vu <danghvu@gmail.com> 2013 */
 
#ifdef CAPSTONE_HAS_X86
 
#include "../../cs_priv.h"
#include "../../MCRegisterInfo.h"
#include "X86Disassembler.h"
#include "X86InstPrinter.h"
#include "X86Mapping.h"
#include "X86Module.h"
 
cs_err X86_global_init(cs_struct *ud)
{
        MCRegisterInfo *mri;
        mri = cs_mem_malloc(sizeof(*mri));
 
        X86_init(mri);
 
        // by default, we use Intel syntax
        ud->printer = X86_Intel_printInst;
        ud->syntax = CS_OPT_SYNTAX_INTEL;
        ud->printer_info = mri;
        ud->disasm = X86_getInstruction;
        ud->reg_name = X86_reg_name;
        ud->insn_id = X86_get_insn_id;
        ud->insn_name = X86_insn_name;
        ud->group_name = X86_group_name;
        ud->post_printer = NULL;;
#ifndef CAPSTONE_DIET
        ud->reg_access = X86_reg_access;
#endif
 
        if (ud->mode == CS_MODE_64)
                ud->regsize_map = regsize_map_64;
        else
                ud->regsize_map = regsize_map_32;
 
        return CS_ERR_OK;
}
 
cs_err X86_option(cs_struct *handle, cs_opt_type type, size_t value)
{
        switch(type) {
                default:
                        break;
                case CS_OPT_MODE:
                        if (value == CS_MODE_64)
                                handle->regsize_map = regsize_map_64;
                        else
                                handle->regsize_map = regsize_map_32;
 
                        handle->mode = (cs_mode)value;
                        break;
                case CS_OPT_SYNTAX:
                        switch(value) {
                                default:
                                        // wrong syntax value
                                        handle->errnum = CS_ERR_OPTION;
                                        return CS_ERR_OPTION;
 
                                case CS_OPT_SYNTAX_DEFAULT:
                                case CS_OPT_SYNTAX_INTEL:
                                        handle->syntax = CS_OPT_SYNTAX_INTEL;
                                        handle->printer = X86_Intel_printInst;
                                        break;
 
                                case CS_OPT_SYNTAX_MASM:
                                        handle->printer = X86_Intel_printInst;
                                        handle->syntax = (int)value;
                                        break;
 
                                case CS_OPT_SYNTAX_ATT:
#if !defined(CAPSTONE_DIET) && !defined(CAPSTONE_X86_ATT_DISABLE)
                                        handle->printer = X86_ATT_printInst;
                                        handle->syntax = CS_OPT_SYNTAX_ATT;
                                        break;
#elif !defined(CAPSTONE_DIET) && defined(CAPSTONE_X86_ATT_DISABLE)
                                        // ATT syntax is unsupported
                                        handle->errnum = CS_ERR_X86_ATT;
                                        return CS_ERR_X86_ATT;
#else   // CAPSTONE_DIET
                                        // this is irrelevant in CAPSTONE_DIET mode
                                        handle->errnum = CS_ERR_DIET;
                                        return CS_ERR_DIET;
#endif
                        }
                        break;
        }
 
        return CS_ERR_OK;
}
 
#endif