Package ghidra.program.model.pcode

Class HighVariable

java.lang.Object

ghidra.program.model.pcode.HighVariable

Direct Known Subclasses:

HighConstant, HighGlobal, HighLocal, HighOther

public abstract class HighVariable
extends java.lang.Object

A High-level variable (as in a high-level language like C/C++) built out of Varnodes (low-level variables). This is a base-class

Constructor Summary

Constructors

Modifier	Constructor	Description
protected	HighVariable(java.lang.String nm, DataType tp, Varnode rep, Varnode[] inst, HighFunction func)

Method Summary

Modifier and Type	Method	Description
void	attachInstances(Varnode[] inst, Varnode rep)	Attach an instance or additional location the variable can be found in.
DataType	getDataType()
HighFunction	getHighFunction()
Varnode[]	getInstances()	A variable can reside in different locations at various times.
java.lang.String	getName()
Varnode	getRepresentative()
int	getSize()
VariableStorage	getStorage()
protected void	setHighOnInstances()	Link Varnodes directly to this HighVariable

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

HighVariable

protected HighVariable(java.lang.String nm,
                       DataType tp,
                       Varnode rep,
                       Varnode[] inst,
                       HighFunction func)

Method Detail

setHighOnInstances

protected void setHighOnInstances()

Link Varnodes directly to this HighVariable

getHighFunction

public HighFunction getHighFunction()

Returns:

the high function associated with this variable.

getName

public java.lang.String getName()

Returns:

get the name of the variable

getSize

public int getSize()

Returns:

get the size of the variable

getDataType

public DataType getDataType()

Returns:

get the data type attached to the variable

getRepresentative

public Varnode getRepresentative()

Returns:

get the varnode that represents this variable

getInstances

public Varnode[] getInstances()

A variable can reside in different locations at various times. Get all the instances of the variable.

Returns:

all the variables instances

attachInstances

public void attachInstances(Varnode[] inst,
                            Varnode rep)

Attach an instance or additional location the variable can be found in.

Parameters:

inst - varnode where variable can reside.

rep - location that variable comes into scope.

getStorage

public VariableStorage getStorage()