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mod.rs
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//! Contains definition for all enums used in zydis and some utility functions
//! on them.
// It is really not nice to write stuff like `Avx512Bitalg` instead of `AVX512_BITALG`, thus we
// sometimes use UPPERCASE where it makes sense.
#![allow(non_camel_case_types)]
use bitflags::bitflags;
pub mod instructioncategory;
pub mod isaext;
pub mod isaset;
pub mod mnemonic;
pub mod register;
use core::fmt;
pub use self::{instructioncategory::*, isaext::*, isaset::*, mnemonic::*, register::*};
use super::ffi;
impl Mnemonic {
/// Returns a string corresponding to this mnemonic.
///
/// # Examples
/// ```
/// use zydis::Mnemonic;
/// let str = Mnemonic::CMOVP.get_string().unwrap();
/// assert_eq!("cmovp", str);
/// ```
pub fn get_string(self) -> Option<&'static str> {
unsafe { check_string!(ffi::ZydisMnemonicGetString(self)) }
}
}
impl Register {
/// Returns the ID of this register.
///
/// # Examples
/// ```
/// use zydis::Register;
/// assert_eq!(0, Register::RAX.get_id());
/// ```
pub fn get_id(self) -> u8 {
unsafe { ffi::ZydisRegisterGetId(self) as u8 }
}
/// Returns the register-class of this register.
///
/// # Examples
/// ```
/// use zydis::{Register, RegisterClass};
///
/// let class = Register::ECX.get_class();
/// assert_eq!(RegisterClass::GPR32, class);
/// ```
pub fn get_class(self) -> RegisterClass {
unsafe { ffi::ZydisRegisterGetClass(self) }
}
/// Returns the textual representation of this register.
///
/// # Examples
/// ```
/// use zydis::Register;
///
/// let str = Register::EAX.get_string().unwrap();
/// assert_eq!("eax", str);
/// ```
pub fn get_string(self) -> Option<&'static str> {
unsafe { check_string!(ffi::ZydisRegisterGetString(self)) }
}
/// Returns the width of this register, in bits.
///
/// # Examples
/// ```
/// use zydis::{Register, MachineMode};
///
/// let width = Register::DR0.get_width(MachineMode::Legacy32);
/// assert_eq!(32, width);
/// ```
pub fn get_width(self, mode: MachineMode) -> ffi::RegisterWidth {
unsafe { ffi::ZydisRegisterGetWidth(mode, self) }
}
/// Returns the largest enclosing register of the given register.
///
/// # Examples
/// ```
/// use zydis::{Register, MachineMode};
///
/// let reg = Register::EAX.get_largest_enclosing(MachineMode::Long64);
/// assert_eq!(reg, Register::RAX);
/// ```
pub fn get_largest_enclosing(self, mode: MachineMode) -> Register {
unsafe { ffi::ZydisRegisterGetLargestEnclosing(mode, self) }
}
}
impl RegisterClass {
/// Returns the register specified by this register class and `id`.
///
/// # Examples
/// ```
/// use zydis::{Register, RegisterClass};
/// let eax = RegisterClass::GPR32.encode(0);
/// assert_eq!(Register::EAX, eax);
/// ```
pub fn encode(self, id: u8) -> Register {
unsafe { ffi::ZydisRegisterEncode(self, id) }
}
/// Returns the width of the specified register-class.
pub fn get_width(self, mode: MachineMode) -> ffi::RegisterWidth {
unsafe { ffi::ZydisRegisterClassGetWidth(mode, self) }
}
}
#[cfg_attr(feature = "serialization", derive(Deserialize, Serialize))]
#[derive(Clone, Copy, Debug, Eq, PartialEq)]
#[repr(C)]
pub enum Feature {
AVX512,
KNC,
}
pub const FEATURE_MAX_VALUE: Feature = Feature::KNC;
#[cfg_attr(feature = "serialization", derive(Deserialize, Serialize))]
#[derive(Clone, Copy, Debug, Eq, PartialEq)]
#[repr(C)]
pub enum InstructionSegment {
NONE,
PREFIXES,
REX,
XOP,
VEX,
EVEX,
MVEX,
OPCODE,
MODRM,
SIB,
DISPLACEMENT,
IMMEDIATE,
}
pub const INSTRUCTION_SEGMENT_MAX_VALUE: InstructionSegment = InstructionSegment::IMMEDIATE;
#[cfg_attr(feature = "serialization", derive(Deserialize, Serialize))]
#[derive(Clone, Copy, Debug, Eq, PartialEq)]
#[repr(C)]
pub enum DecoderMode {
MINIMAL,
AMD_BRANCHES,
KNC,
MPX,
CET,
LZCNT,
TZCNT,
WBNOINVD,
CLDEMOTE,
}
pub const DECODER_MODE_MAX_VALUE: DecoderMode = DecoderMode::CLDEMOTE;
#[cfg_attr(feature = "serialization", derive(Deserialize, Serialize))]
#[derive(Clone, Copy, Debug, Eq, PartialEq)]
#[repr(C)]
pub enum RegisterClass {
INVALID,
GPR8,
GPR16,
GPR32,
GPR64,
X87,
MMX,
XMM,
YMM,
ZMM,
FLAGS,
IP,
SEGMENT,
TEST,
CONTROL,
DEBUG,
MASK,
BOUND,
}
pub const REGISTER_CLASS_MAX_VALUE: RegisterClass = RegisterClass::BOUND;
#[cfg_attr(feature = "serialization", derive(Deserialize, Serialize))]
#[derive(Clone, Copy, Debug, Eq, PartialEq)]
#[repr(C)]
pub enum FormatterStyle {
ATT,
Intel,
IntelMasm,
}
pub const FORMATTER_STYLE_MAX_VALUE: FormatterStyle = FormatterStyle::IntelMasm;
/// We wrap this in a nicer rust enum `FormatterProperty` already, use that
/// instead.
#[cfg_attr(feature = "serialization", derive(Deserialize, Serialize))]
#[derive(Clone, Copy, Debug, Eq, PartialEq)]
#[repr(C)]
pub enum ZydisFormatterProperty {
FORCE_SIZE,
FORCE_SEGMENT,
FORCE_RELATIVE_BRANCHES,
FORCE_RELATIVE_RIPREL,
PRINT_BRANCH_SIZE,
DETAILED_PREFIXES,
ADDR_BASE,
ADDR_SIGNEDNESS,
ADDR_PADDING_ABSOLUTE,
ADDR_PADDING_RELATIVE,
DISP_BASE,
DISP_SIGNEDNESS,
DISP_PADDING,
IMM_BASE,
IMM_SIGNEDNESS,
IMM_PADDING,
UPPERCASE_PREFIXES,
UPPERCASE_MNEMONIC,
UPPERCASE_REGISTERS,
UPPERCASE_TYPECASTS,
UPPERCASE_DECORATORS,
DEC_PREFIX,
DEC_SUFFIX,
HEX_UPPERCASE,
HEX_PREFIX,
HEX_SUFFIX,
}
pub const FORMATTER_PROPERTY_MAX_VALUE: ZydisFormatterProperty = ZydisFormatterProperty::HEX_SUFFIX;
#[cfg_attr(feature = "serialization", derive(Deserialize, Serialize))]
#[derive(Clone, Copy, Debug, Eq, PartialEq)]
#[repr(C)]
pub enum NumericBase {
Decimal,
Hex,
}
pub const NUMERIC_BASE_MAX_VALUE: NumericBase = NumericBase::Hex;
#[cfg_attr(feature = "serialization", derive(Deserialize, Serialize))]
#[derive(Clone, Copy, Debug, Eq, PartialEq)]
#[repr(C)]
pub enum Signedness {
Auto,
Signed,
Unsigned,
}
pub const SIGNEDNESS_MAX_VALUE: Signedness = Signedness::Unsigned;
#[cfg_attr(feature = "serialization", derive(Deserialize, Serialize))]
#[derive(Clone, Copy, Debug, Eq, PartialEq)]
#[repr(C)]
pub enum Padding {
Disabled,
Auto = -1,
}
pub const PADDING_MAX_VALUE: Padding = Padding::Auto;
/// Use `formatter::Hook` instead.
#[cfg_attr(feature = "serialization", derive(Deserialize, Serialize))]
#[derive(Clone, Copy, Debug, Eq, PartialEq)]
#[repr(C)]
pub enum HookType {
PRE_INSTRUCTION,
POST_INSTRUCTION,
FORMAT_INSTRUCTION,
PRE_OPERAND,
POST_OPERAND,
FORMAT_OPERAND_REG,
FORMAT_OPERAND_MEM,
FORMAT_OPERAND_PTR,
FORMAT_OPERAND_IMM,
PRINT_MNEMONIC,
PRINT_REGISTER,
PRINT_ADDRESS_ABS,
PRINT_ADDRESS_REL,
PRINT_DISP,
PRINT_IMM,
PRINT_TYPECAST,
PRINT_PREFIXES,
PRINT_DECORATOR,
}
pub const HOOK_TYPE_MAX_VALUE: HookType = HookType::PRINT_DECORATOR;
#[cfg_attr(feature = "serialization", derive(Deserialize, Serialize))]
#[derive(Clone, Copy, Debug, Eq, PartialEq)]
#[repr(C)]
pub enum Decorator {
INVALID,
MASK,
BC,
RC,
SAE,
SWIZZLE,
CONVERSION,
EH,
}
pub const DECORATOR_MAX_VALUE: Decorator = Decorator::EH;
#[cfg_attr(feature = "serialization", derive(Deserialize, Serialize))]
#[derive(Clone, Copy, Debug, Eq, PartialEq)]
#[repr(C)]
pub enum MachineMode {
Long64,
LongCompat32,
LongCompat16,
Legacy32,
Legacy16,
Real16,
}
pub const MACHINE_MODE_MAX_VALUE: MachineMode = MachineMode::Real16;
#[cfg_attr(feature = "serialization", derive(Deserialize, Serialize))]
#[derive(Clone, Copy, Debug, Eq, PartialEq)]
#[repr(C)]
pub enum AddressWidth {
_16,
_32,
_64,
}
pub const ADDRESS_WIDTH_MAX_VALUE: AddressWidth = AddressWidth::_64;
#[cfg_attr(feature = "serialization", derive(Deserialize, Serialize))]
#[derive(Clone, Copy, Debug, Eq, PartialEq)]
#[repr(C)]
pub enum ElementType {
INVALID,
STRUCT,
UINT,
INT,
FLOAT16,
FLOAT32,
FLOAT64,
FLOAT80,
LONGBCD,
CC,
}
pub const ELEMENT_TYPE_MAX_VALUE: ElementType = ElementType::CC;
#[cfg_attr(feature = "serialization", derive(Deserialize, Serialize))]
#[derive(Clone, Copy, Debug, Eq, PartialEq)]
#[repr(C)]
pub enum OperandType {
Unused,
Register,
Memory,
Pointer,
Immediate,
}
pub const OPERAND_TYPE_MAX_VALUE: OperandType = OperandType::Immediate;
#[cfg_attr(feature = "serialization", derive(Deserialize, Serialize))]
#[derive(Clone, Copy, Debug, Eq, PartialEq)]
#[repr(C)]
pub enum OperandEncoding {
NONE,
MODRM_REG,
MODRM_RM,
OPCODE,
NDSNDD,
IS4,
MASK,
DISP8,
DISP16,
DISP32,
DISP16_32_64,
DISP32_32_64,
DISP16_32_32,
UIMM8,
UIMM16,
UIMM32,
UIMM64,
UIMM16_32_64,
UIMM32_32_64,
UIMM16_32_32,
SIMM8,
SIMM16,
SIMM32,
SIMM64,
SIMM16_32_64,
SIMM32_32_64,
SIMM16_32_32,
JIMM8,
JIMM16,
JIMM32,
JIMM64,
JIMM16_32_64,
JIMM32_32_64,
JIMM16_32_32,
}
pub const OPERAND_ENCODING_MAX_VALUE: OperandEncoding = OperandEncoding::JIMM16_32_32;
#[cfg_attr(feature = "serialization", derive(Deserialize, Serialize))]
#[derive(Clone, Copy, Debug, Eq, PartialEq)]
#[repr(C)]
pub enum OperandVisibility {
Invalid,
Explicit,
Implicit,
Hidden,
}
pub const OPERAND_VISIBILITY_MAX_VALUE: OperandVisibility = OperandVisibility::Hidden;
#[cfg_attr(feature = "serialization", derive(Deserialize, Serialize))]
#[derive(Clone, Copy, Debug, Eq, PartialEq)]
#[repr(C)]
pub enum OperandAction {
INVALID,
READ,
WRITE,
READWRITE,
CONDREAD,
CONDWRITE,
READ_CONDWRITE,
CONDREAD_WRITE,
}
pub const OPERAND_ACTION_MASK_WRITE: usize = OperandAction::WRITE as usize
| OperandAction::READWRITE as usize
| OperandAction::CONDWRITE as usize
| OperandAction::READ_CONDWRITE as usize
| OperandAction::CONDREAD_WRITE as usize;
pub const OPERAND_ACTION_MASK_READ: usize = OperandAction::READ as usize
| OperandAction::READWRITE as usize
| OperandAction::CONDREAD as usize
| OperandAction::READ_CONDWRITE as usize
| OperandAction::CONDREAD_WRITE as usize;
pub const OPERAND_ACTION_MAX_VALUE: OperandAction = OperandAction::CONDREAD_WRITE;
#[cfg_attr(feature = "serialization", derive(Deserialize, Serialize))]
#[derive(Clone, Copy, Debug, Eq, PartialEq)]
#[repr(C)]
pub enum InstructionEncoding {
DEFAULT,
_3DNOW,
XOP,
VEC,
EVEX,
MVEX,
}
pub const INSTRUCTION_ENCODING_MAX_VALUE: InstructionEncoding = InstructionEncoding::MVEX;
#[cfg_attr(feature = "serialization", derive(Deserialize, Serialize))]
#[derive(Clone, Copy, Debug, Eq, PartialEq)]
#[repr(C)]
pub enum OpcodeMap {
DEFAULT,
_0F,
_0F38,
_0F3A,
_0F0F,
XOP8,
XOP9,
XOPA,
}
pub const OPCODE_MAP_MAX_VALUE: OpcodeMap = OpcodeMap::XOPA;
#[cfg_attr(feature = "serialization", derive(Deserialize, Serialize))]
#[derive(Clone, Copy, Debug, Eq, PartialEq)]
#[repr(C)]
pub enum MemoryOperandType {
INVALID,
MEM,
AGEN,
MIB,
}
pub const MEMORY_OPERAND_TYPE_MAX_VALUE: MemoryOperandType = MemoryOperandType::MIB;
#[cfg_attr(feature = "serialization", derive(Deserialize, Serialize))]
#[derive(Clone, Copy, Debug, Eq, PartialEq)]
#[repr(C)]
pub enum CPUFlag {
CF,
PF,
AF,
ZF,
SF,
TF,
IF,
DF,
OF,
IOPL,
NT,
RF,
VM,
AC,
VIF,
VIP,
ID,
C0,
C1,
C2,
C3,
}
pub const CPU_FLAG_MAX_VALUE: CPUFlag = CPUFlag::C3;
#[cfg_attr(feature = "serialization", derive(Deserialize, Serialize))]
#[derive(Clone, Copy, Debug, Eq, PartialEq)]
#[repr(C)]
pub enum CPUFlagAction {
NONE,
TESTED,
TESTED_MODIFIED,
MODIFIED,
SET_0,
SET_1,
UNDEFINED,
}
pub const CPU_FLAG_ACTION_MAX_VALUE: CPUFlagAction = CPUFlagAction::UNDEFINED;
#[cfg_attr(feature = "serialization", derive(Deserialize, Serialize))]
#[derive(Clone, Copy, Debug, Eq, PartialEq)]
#[repr(C)]
pub enum ExceptionClass {
NONE,
SSE1,
SSE2,
SSE3,
SSE4,
SSE5,
SSE7,
AVX1,
AVX2,
AVX3,
AVX4,
AVX5,
AVX6,
AVX7,
AVX8,
AVX11,
AVX12,
E1,
E1NF,
E2,
E2NF,
E3,
E3NF,
E4,
E4NF,
E5,
E5NF,
E6,
E6NF,
E7NM,
E7NM128,
E9NF,
E10,
E10NF,
E11,
E11NF,
E12,
E12NP,
K20,
K21,
}
pub const EXCEPTION_CLASS_MAX_VALUE: ExceptionClass = ExceptionClass::K21;
#[cfg_attr(feature = "serialization", derive(Deserialize, Serialize))]
#[derive(Clone, Copy, Debug, Eq, PartialEq)]
#[repr(C)]
pub enum MaskMode {
Invalid,
Disabled,
Merging,
Zeroing,
Control,
ControlZeroing,
}
pub const MASK_MODE_MAX_VALUE: MaskMode = MaskMode::ControlZeroing;
#[cfg_attr(feature = "serialization", derive(Deserialize, Serialize))]
#[derive(Clone, Copy, Debug, Eq, PartialEq)]
#[repr(C)]
pub enum BroadcastMode {
INVALID,
_1_TO_2,
_1_TO_4,
_1_TO_8,
_1_TO_16,
_1_TO_32,
_1_TO_64,
_2_TO_4,
_2_TO_8,
_2_TO_16,
_4_TO_8,
_4_TO_16,
_8_TO_16,
}
pub const BROADCAST_MODE_MAX_VALUE: BroadcastMode = BroadcastMode::_8_TO_16;
#[cfg_attr(feature = "serialization", derive(Deserialize, Serialize))]
#[derive(Clone, Copy, Debug, Eq, PartialEq)]
#[repr(C)]
pub enum RoundingMode {
INVALID,
RN,
RD,
RU,
RZ,
}
pub const ROUNDING_MODE_MAX_VALUE: RoundingMode = RoundingMode::RZ;
#[cfg_attr(feature = "serialization", derive(Deserialize, Serialize))]
#[derive(Clone, Copy, Debug, Eq, PartialEq)]
#[repr(C)]
pub enum SwizzleMode {
INVALID,
DCBA,
CDAB,
BADC,
DACB,
AAAA,
BBBB,
CCCC,
DDDD,
}
pub const SWIZZLE_MODE_MAX_VALUE: SwizzleMode = SwizzleMode::DDDD;
#[cfg_attr(feature = "serialization", derive(Deserialize, Serialize))]
#[derive(Clone, Copy, Debug, Eq, PartialEq)]
#[repr(C)]
pub enum ConversionMode {
INVALID,
FLOAT16,
SINT8,
UINT8,
SINT16,
UINT16,
}
pub const CONVERISON_MODE_MAX_VALUE: ConversionMode = ConversionMode::UINT16;
#[cfg_attr(feature = "serialization", derive(Deserialize, Serialize))]
#[derive(Clone, Copy, Debug, Eq, PartialEq)]
#[repr(C)]
pub enum PrefixType {
IGNORED,
EFFECTIVE,
MANDATORY,
}
pub const PREFIX_TYPE_MAX_VALUE: PrefixType = PrefixType::MANDATORY;
/// The type of a formatter token.
#[cfg_attr(feature = "serialization", derive(Deserialize, Serialize))]
#[derive(Clone, Copy, Debug, Eq, PartialEq)]
#[repr(transparent)]
pub struct Token(pub u8);
pub const TOKEN_INVALID: Token = Token(0x0);
pub const TOKEN_WHITESPACE: Token = Token(0x1);
pub const TOKEN_DELIMITER: Token = Token(0x2);
pub const TOKEN_PARENTHESIS_OPEN: Token = Token(0x3);
pub const TOKEN_PARENTHESIS_CLOSE: Token = Token(0x4);
pub const TOKEN_PREFIX: Token = Token(0x5);
pub const TOKEN_MNEMONIC: Token = Token(0x6);
pub const TOKEN_REGISTER: Token = Token(0x7);
pub const TOKEN_ADDRESS_ABS: Token = Token(0x8);
pub const TOKEN_ADDRESS_REL: Token = Token(0x9);
pub const TOKEN_DISPLACEMENT: Token = Token(0xA);
pub const TOKEN_IMMEDIATE: Token = Token(0xB);
pub const TOKEN_TYPECAST: Token = Token(0xC);
pub const TOKEN_DECORATOR: Token = Token(0xD);
pub const TOKEN_SYMBOL: Token = Token(0xE);
/// The base for user defined tokens.
pub const TOKEN_USER: Token = Token(0x80);
static TOKEN_NAMES: [&'static str; 0xF] = [
"invalid",
"whitespace",
"delimiter",
"opening parenthesis",
"closing parenthesis",
"prefix",
"mnemonic",
"register",
"absolute address",
"relative address",
"displacement",
"immediate",
"typecast",
"decorator",
"symbol",
];
impl fmt::Display for Token {
fn fmt(&self, f: &mut fmt::Formatter) -> fmt::Result {
if self.0 <= 0xE {
write!(f, "{}", TOKEN_NAMES[self.0 as usize])
} else {
write!(f, "<unknown>")
}
}
}
#[cfg_attr(feature = "serialization", derive(Deserilaize, Serialize))]
#[derive(Clone, Copy, Debug, Eq, PartialEq)]
#[repr(C)]
pub enum BranchType {
NONE,
SHORT,
NEAR,
FAR,
}
bitflags! {
#[cfg_attr(feature = "serialization", derive(Deserialize, Serialize))]
#[repr(transparent)]
pub struct InstructionAttributes: u64 {
const HAS_MODRM = 1 << 0;
const HAS_SIB = 1 << 1;
const HAS_REX = 1 << 2;
const HAS_XOP = 1 << 3;
const HAS_VEX = 1 << 4;
const HAS_EVEX = 1 << 5;
const HAS_MVEX = 1 << 6;
const IS_RELATIVE = 1 << 7;
const IS_PRIVILIGED = 1 << 8;
const ACCEPTS_LOCK = 1 << 9;
const ACCEPTS_REP = 1 << 10;
const ACCEPTS_REPE = 1 << 11;
const ACCEPTS_REPZ = 1 << 11;
const ACCEPTS_REPNE = 1 << 12;
const ACCEPTS_REPNZ = 1 << 12;
const ACCEPTS_BND = 1 << 13;
const ACCEPTS_XACQUIRE = 1 << 14;
const ACCEPTS_XRELEASE = 1 << 15;
const ACCEPTS_HLE_WITHOUT_LOCK = 1 << 16;
const ACCEPTS_BRANCH_HINTS = 1 << 17;
const ACCEPTS_SEGMENT = 1 << 18;
const HAS_LOCK = 1 << 19;
const HAS_REP = 1 << 20;
const HAS_REPE = 1 << 21;
const HAS_REPZ = 1 << 21;
const HAS_REPNE = 1 << 22;
const HAS_REPNZ = 1 << 22;
const HAS_BND = 1 << 23;
const HAS_XACQUIRE = 1 << 24;
const HAS_XRELEASE = 1 << 25;
const HAS_BRANCH_NOT_TAKEN = 1 << 26;
const HAS_BRNACH_TAKEN = 1 << 27;
const HAS_SEGMENT_CS = 1 << 28;
const HAS_SEGMENT_SS = 1 << 29;
const HAS_SEGMENT_DS = 1 << 30;
const HAS_SEGMENT_ES = 1 << 31;
const HAS_SEGMENT_FS = 1 << 32;
const HAS_SEGMENT_GS = 1 << 33;
const HAS_SEGMENT =
InstructionAttributes::HAS_SEGMENT_CS.bits
| InstructionAttributes::HAS_SEGMENT_SS.bits
| InstructionAttributes::HAS_SEGMENT_DS.bits
| InstructionAttributes::HAS_SEGMENT_ES.bits
| InstructionAttributes::HAS_SEGMENT_FS.bits
| InstructionAttributes::HAS_SEGMENT_GS.bits;
const HAS_OPERANDSIZE = 1 << 34;
const HAS_ADDRESSIZE = 1 << 35;
const CPUFLAG_ACCESS = 1 << 36;
const CPU_STATE_CR = 1 << 37;
const CPU_STATE_CW = 1 << 38;
const FPU_STATE_CR = 1 << 39;
const FPU_STATE_CW = 1 << 40;
const XMM_STATE_CR = 1 << 41;
const XMM_STATE_CW = 1 << 42;
}
}