/* 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;

  if (x86_has_feature(ud->mode, CS_MODE_X86_AMD) &&

      x86_has_feature(ud->mode, CS_MODE_X86_INTEL))

    return CS_ERR_MODE;

  mri = cs_mem_calloc(1, sizeof(*mri));

  if (!mri)

    return CS_ERR_MEM;

  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 = X86_postprinter;

#ifndef CAPSTONE_DIET

  ud->reg_access = X86_reg_access;

#endif

  if (x86_has_feature(ud->mode, CS_MODE_64))

    ud->regsize_map = regsize_map_64;

  else

    ud->regsize_map = regsize_map_32;

  X86_build_lookup_tables(ud);

  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 ((x86_has_feature(value, CS_MODE_X86_INTEL) &&

         x86_has_feature(value, CS_MODE_X86_AMD)))

      return CS_ERR_OPTION;

    if (x86_has_feature(value, CS_MODE_64))

      handle->regsize_map = regsize_map_64;

    else

      handle->regsize_map = regsize_map_32;

    handle->mode = (cs_mode)(value &

           (CS_MODE_16 | CS_MODE_32 | CS_MODE_64 |

            CS_MODE_X86_INTEL | CS_MODE_X86_AMD));

    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

      // this is irrelevant in CAPSTONE_DIET mode

      handle->errnum = CS_ERR_DIET;

      return CS_ERR_DIET;

#endif

    }

    break;

  }

  return CS_ERR_OK;

}

#endif