historical/m0-applesillicon.git/xnu-qemu-arm64-5.1.0/capstone/arch/X86/X86Module.c
2024-01-16 11:20:27 -06:00

101 lines
2.3 KiB
C

/* 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"
static cs_err 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;;
if (ud->mode == CS_MODE_64)
ud->regsize_map = regsize_map_64;
else
ud->regsize_map = regsize_map_32;
return CS_ERR_OK;
}
static cs_err 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->printer = X86_Intel_printInst;
handle->syntax = CS_OPT_SYNTAX_INTEL;
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;
}
static void destroy(cs_struct *handle)
{
}
void X86_enable(void)
{
arch_init[CS_ARCH_X86] = init;
arch_option[CS_ARCH_X86] = option;
arch_destroy[CS_ARCH_X86] = destroy;
arch_disallowed_mode_mask[CS_ARCH_X86] = ~(CS_MODE_LITTLE_ENDIAN |
CS_MODE_32 | CS_MODE_64 | CS_MODE_16);
// support this arch
all_arch |= (1 << CS_ARCH_X86);
}
#endif