ZydisDecodedOperand_ Struct Reference

Defines the ZydisDecodedOperand struct. More...

#include <DecoderTypes.h>

Data Fields
uint8_t	id
	The operand-id. More...
ZydisOperandType	type
	The type of the operand. More...
ZydisOperandVisibility	visibility
	The visibility of the operand. More...
ZydisOperandAction	action
	The operand-action. More...
ZydisOperandEncoding	encoding
	The operand-encoding. More...
uint16_t	size
	The logical size of the operand (in bits). More...
ZydisElementType	elementType
	The element-type. More...
ZydisElementSize	elementSize
	The size of a single element. More...
uint16_t	elementCount
	The number of elements. More...
struct {
ZydisRegister   value
	The register value. More...
}	reg
	Extended info for register-operands. More...
struct {
ZydisBool   isAddressGenOnly
	Signals, if the memory operand is only used for address generation. More...
ZydisRegister   segment
	The segment register. More...
ZydisRegister   base
	The base register. More...
ZydisRegister   index
	The index register. More...
uint8_t   scale
	The scale factor. More...
struct {
ZydisBool   hasDisplacement
	Signals, if the displacement value is used. More...
int64_t   value
	The displacement value. More...
}   disp
	Extended info for memory-operands with displacement. More...
}	mem
	Extended info for memory-operands. More...
struct {
uint16_t   segment
uint32_t   offset
}	ptr
	Extended info for pointer-operands. More...
struct {
ZydisBool   isSigned
	Signals, if the immediate value is signed. More...
ZydisBool   isRelative
	Signals, if the immediate value contains a relative offset. More...
union {
uint64_t   u
int64_t   s
}   value
	The immediate value. More...
}	imm
	Extended info for immediate-operands. More...

Detailed Description

Defines the ZydisDecodedOperand struct.

Field Documentation

action

ZydisOperandAction action

The operand-action.

base

ZydisRegister base

The base register.

struct { ... } disp

Extended info for memory-operands with displacement.

elementCount

uint16_t elementCount

The number of elements.

elementSize

ZydisElementSize elementSize

The size of a single element.

elementType

ZydisElementType elementType

The element-type.

encoding

ZydisOperandEncoding encoding

The operand-encoding.

hasDisplacement

ZydisBool hasDisplacement

Signals, if the displacement value is used.

id

uint8_t id

The operand-id.

struct { ... } imm

Extended info for immediate-operands.

index

ZydisRegister index

The index register.

isAddressGenOnly

ZydisBool isAddressGenOnly

Signals, if the memory operand is only used for address generation.

isRelative

ZydisBool isRelative

Signals, if the immediate value contains a relative offset.

You can use ZydisCalcAbsoluteAddress to determine the absolute address value.

isSigned

ZydisBool isSigned

Signals, if the immediate value is signed.

struct { ... } mem

Extended info for memory-operands.

offset

uint32_t offset

struct { ... } ptr

Extended info for pointer-operands.

struct { ... } reg

Extended info for register-operands.

s

int64_t s

scale

uint8_t scale

The scale factor.

segment [1/2]

ZydisRegister segment

The segment register.

segment [2/2]

uint16_t segment

size

uint16_t size

The logical size of the operand (in bits).

type

ZydisOperandType type

The type of the operand.

u

uint64_t u

value [1/3]

ZydisRegister value

The register value.

value [2/3]

int64_t value

The displacement value.

[3/3]

union { ... } value

The immediate value.

visibility

ZydisOperandVisibility visibility

The visibility of the operand.

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The documentation for this struct was generated from the following file:

• include/Zydis/DecoderTypes.h