Package ghidra.program.model.data

Class ArrayDataType

java.lang.Object

ghidra.program.model.data.AbstractDataType

ghidra.program.model.data.DataTypeImpl

ghidra.program.model.data.ArrayDataType

All Implemented Interfaces:

Array, DataType, java.util.EventListener, javax.swing.event.ChangeListener

public class ArrayDataType
extends DataTypeImpl
implements Array

Basic implementation of the Array interface.

Field Summary

Fields inherited from class ghidra.program.model.data.DataTypeImpl

defaultSettings

Fields inherited from class ghidra.program.model.data.AbstractDataType

categoryPath, dataMgr, name

Fields inherited from interface ghidra.program.model.data.Array

ARRAY_LABEL_PREFIX

Fields inherited from interface ghidra.program.model.data.DataType

CONFLICT_SUFFIX, DEFAULT, NO_LAST_CHANGE_TIME, NO_SOURCE_SYNC_TIME, VOID

Constructor Summary

Constructors

Constructor	Description
ArrayDataType(DataType dataType, int numElements, int elementLength)	Constructs a new Array dataType.
ArrayDataType(DataType dataType, int numElements, int elementLength, DataTypeManager dtm)	Constructs a new Array dataType.

Method Summary

Modifier and Type	Method	Description
DataType	clone(DataTypeManager dtm)	Returns a new instance of this DataType with its universalID and SourceArchive identity retained.
DataType	copy(DataTypeManager dtm)	Returns a new instance of this DataType with a new identity.
void	dataTypeDeleted(DataType dt)	Informs this dataType that the given dataType has been deleted.
void	dataTypeNameChanged(DataType dt, java.lang.String oldName)	Informs this data type that its name has changed from the indicated old name.
void	dataTypeReplaced(DataType oldDt, DataType newDt)	Informs this data type that the given oldDT has been replaced with newDT TODO: This method is reserved for internal DB use and should be removed from the public DataType interface!!
void	dataTypeSizeChanged(DataType dt)	Notification that the given dataType's size has changed.
boolean	dependsOn(DataType dt)	Returns true if this dataType depends on the existence of the given dataType.
CategoryPath	getCategoryPath()	Gets the categoryPath associated with this data type
DataType	getDataType()	Returns the dataType of the elements in the array.
java.lang.String	getDefaultLabelPrefix()	Returns the appropriate string to use as the default label prefix in the absence of any data.
java.lang.String	getDefaultLabelPrefix(MemBuffer buf, Settings settings, int len, DataTypeDisplayOptions options)	Returns the appropriate string to use as the default label prefix.
java.lang.String	getDefaultOffcutLabelPrefix(MemBuffer buf, Settings settings, int len, DataTypeDisplayOptions options, int offcutLength)	Returns the appropriate string to use as the default label prefix, taking into account the fact that there exists a reference to the data that references offcutLength bytes into this type
java.lang.String	getDescription()	Get a String briefly describing this DataType.
int	getElementLength()	Returns the length of an element in the array
long	getLastChangeTime()	Get the timestamp corresponding to the last time this type was changed within its data type manager
int	getLength()	Get the length (number of 8-bit bytes) of this DataType.
java.lang.String	getMnemonic(Settings settings)	Get the mnemonic for this DataType.
int	getNumElements()	Returns the number of elements in the array
java.lang.String	getRepresentation(MemBuffer buf, Settings settings, int length)	Get bytes from memory in a printable format for this type.
SettingsDefinition[]	getSettingsDefinitions()	Gets a list of all the settingsDefinitions used by this data type.
java.lang.Object	getValue(MemBuffer buf, Settings settings, int length)	Get the data in the form of the appropriate Object for this DataType.
java.lang.Class<?>	getValueClass(Settings settings)	Get the Class of the value to be returned by this data type.
boolean	isDeleted()	Returns true if this data type has been deleted and is no longer valid
boolean	isDynamicallySized()	Indicates if this data-type is dynamically sized based upon DataOrganization.
boolean	isEquivalent(DataType obj)	Returns true if the given dataType is equivalent to this dataType.
void	setCategoryPath(CategoryPath path)
void	setName(java.lang.String name)	Sets the name of the dataType
void	setNameAndCategory(CategoryPath path, java.lang.String name)	Sets the name and category of a dataType at the same time.

Methods inherited from class ghidra.program.model.data.DataTypeImpl

addParent, equals, getAlignment, getDefaultSettings, getLastChangeTimeInSourceArchive, getParents, getPathName, getSourceArchive, getUniversalID, hashCode, notifyDeleted, notifyNameChanged, notifyReplaced, notifySizeChanged, removeParent, replaceWith, setDefaultSettings, setDescription, setLastChangeTime, setLastChangeTimeInSourceArchive, setSourceArchive, stateChanged

Methods inherited from class ghidra.program.model.data.AbstractDataType

getDataOrganization, getDataTypeManager, getDataTypePath, getDefaultAbbreviatedLabelPrefix, getDisplayName, getDocs, getName, isNotYetDefined, toString

Methods inherited from class java.lang.Object

clone, finalize, getClass, notify, notifyAll, wait, wait, wait

Methods inherited from interface ghidra.program.model.data.Array

getArrayDefaultLabelPrefix, getArrayDefaultOffcutLabelPrefix, getArrayRepresentation, getArrayValue, getArrayValueClass

Methods inherited from interface ghidra.program.model.data.DataType

addParent, getAlignment, getDataOrganization, getDataTypeManager, getDataTypePath, getDefaultAbbreviatedLabelPrefix, getDefaultSettings, getDisplayName, getDocs, getLastChangeTimeInSourceArchive, getName, getParents, getPathName, getSourceArchive, getUniversalID, isNotYetDefined, removeParent, replaceWith, setDefaultSettings, setDescription, setLastChangeTime, setLastChangeTimeInSourceArchive, setSourceArchive

Constructor Detail

ArrayDataType

public ArrayDataType(DataType dataType,
                     int numElements,
                     int elementLength)

Constructs a new Array dataType.

Parameters:

dataType - the dataType of the elements in the array.

numElements - the number of elements in the array.

elementLength - the length of an individual element in the array.

ArrayDataType

public ArrayDataType(DataType dataType,
                     int numElements,
                     int elementLength,
                     DataTypeManager dtm)

Constructs a new Array dataType.

Parameters:

dataType - the dataType of the elements in the array.

numElements - the number of elements in the array.

elementLength - the length of an individual element in the array.

Method Detail

isDynamicallySized

public boolean isDynamicallySized()

Description copied from interface: DataType

Indicates if this data-type is dynamically sized based upon DataOrganization.

Specified by:

isDynamicallySized in interface DataType

Overrides:

isDynamicallySized in class AbstractDataType

getSettingsDefinitions

public SettingsDefinition[] getSettingsDefinitions()

Description copied from interface: DataType

Gets a list of all the settingsDefinitions used by this data type.

Specified by:

getSettingsDefinitions in interface DataType

Overrides:

getSettingsDefinitions in class DataTypeImpl

Returns:

a list of the settingsDefinitions used by this data type.

isEquivalent

public boolean isEquivalent(DataType obj)

Description copied from interface: DataType

Returns true if the given dataType is equivalent to this dataType. The precise meaning of "equivalent" is dataType dependent.

Specified by:

isEquivalent in interface DataType

Parameters:

obj - the dataType being tested for equivalence.

Returns:

true if the if the given dataType is equivalent to this dataType.

getNumElements

public int getNumElements()

Description copied from interface: Array

Returns the number of elements in the array

Specified by:

getNumElements in interface Array

Returns:

the number of elements in the array

getMnemonic

public java.lang.String getMnemonic(Settings settings)

Description copied from interface: DataType

Get the mnemonic for this DataType.

Specified by:

getMnemonic in interface DataType

Overrides:

getMnemonic in class AbstractDataType

Returns:

the mnemonic for this DataType.

getLength

public int getLength()

Description copied from interface: DataType

Get the length (number of 8-bit bytes) of this DataType.

Specified by:

getLength in interface DataType

Returns:

the length of this DataType

getDescription

public java.lang.String getDescription()

Description copied from interface: DataType

Get a String briefly describing this DataType.

Specified by:

getDescription in interface DataType

Returns:

a one-liner describing this DataType.

getDataType

public DataType getDataType()

Description copied from interface: Array

Returns the dataType of the elements in the array.

Specified by:

getDataType in interface Array

Returns:

the dataType of the elements in the array

clone

public final DataType clone(DataTypeManager dtm)

Description copied from interface: DataType

Returns a new instance of this DataType with its universalID and SourceArchive identity retained. Note: for built-in DataType's, clone and copy should have the same affect.

Specified by:

clone in interface DataType

Parameters:

dtm - the data-type manager instance whose data-organization should apply.

copy

public final DataType copy(DataTypeManager dtm)

Description copied from interface: DataType

Returns a new instance of this DataType with a new identity. Note: for built-in DataType's, clone and copy should have the same affect.

Specified by:

copy in interface DataType

Parameters:

dtm - the data-type manager instance whose data-organization should apply.

dataTypeSizeChanged

public void dataTypeSizeChanged(DataType dt)

Description copied from interface: DataType

Notification that the given dataType's size has changed. DataTypes may need to make internal changes in response.
TODO: This method is reserved for internal DB use and should be removed from the public DataType interface!!

Specified by:

dataTypeSizeChanged in interface DataType

Overrides:

dataTypeSizeChanged in class AbstractDataType

Parameters:

dt - the dataType that has changed.

getValueClass

public java.lang.Class<?> getValueClass(Settings settings)

Description copied from interface: DataType

Get the Class of the value to be returned by this data type.

Specified by:

getValueClass in interface DataType

Overrides:

getValueClass in class DataTypeImpl

Parameters:

settings - the relevant settings to use or null for default.

Returns:

Class of the value to be returned by this data type or null if it can vary or is unspecified. Types which correspond to a string or char array will return the String class.

setName

public void setName(java.lang.String name)
             throws InvalidNameException

Description copied from interface: DataType

Sets the name of the dataType

Specified by:

setName in interface DataType

Overrides:

setName in class AbstractDataType

Parameters:

name - the new name for this dataType.

Throws:

InvalidNameException - if the given name does not form a valid name.

getElementLength

public int getElementLength()

Description copied from interface: Array

Returns the length of an element in the array

Specified by:

getElementLength in interface Array

Returns:

the length of one element in the array.

dataTypeDeleted

public void dataTypeDeleted(DataType dt)

Description copied from interface: DataType

Informs this dataType that the given dataType has been deleted.
TODO: This method is reserved for internal DB use and should be removed from the public DataType interface!!

Specified by:

dataTypeDeleted in interface DataType

Overrides:

dataTypeDeleted in class AbstractDataType

Parameters:

dt - the dataType that has been deleted.

isDeleted

public boolean isDeleted()

Description copied from interface: DataType

Returns true if this data type has been deleted and is no longer valid

Specified by:

isDeleted in interface DataType

Overrides:

isDeleted in class AbstractDataType

Returns:

true if this data type has been deleted and is no longer valid.

dataTypeReplaced

public void dataTypeReplaced(DataType oldDt,
                             DataType newDt)

Description copied from interface: DataType

Informs this data type that the given oldDT has been replaced with newDT
TODO: This method is reserved for internal DB use and should be removed from the public DataType interface!!

Specified by:

dataTypeReplaced in interface DataType

Overrides:

dataTypeReplaced in class AbstractDataType

Parameters:

oldDt - old data type

newDt - new data type

setCategoryPath

public void setCategoryPath(CategoryPath path)
                     throws DuplicateNameException

Specified by:

setCategoryPath in interface DataType

Overrides:

setCategoryPath in class AbstractDataType

Parameters:

path - set the categoryPath associated with this data type

Throws:

DuplicateNameException

setNameAndCategory

public void setNameAndCategory(CategoryPath path,
                               java.lang.String name)
                        throws InvalidNameException,
                               DuplicateNameException

Description copied from interface: DataType

Sets the name and category of a dataType at the same time.

Specified by:

setNameAndCategory in interface DataType

Overrides:

setNameAndCategory in class AbstractDataType

Parameters:

path - the new category path.

name - the new name

Throws:

InvalidNameException - if the name is invalid

DuplicateNameException - if a dataType already exists with that name and

getCategoryPath

public CategoryPath getCategoryPath()

Description copied from interface: DataType

Gets the categoryPath associated with this data type

Specified by:

getCategoryPath in interface DataType

Overrides:

getCategoryPath in class AbstractDataType

Returns:

the datatype's category path

dataTypeNameChanged

public void dataTypeNameChanged(DataType dt,
                                java.lang.String oldName)

Description copied from interface: DataType

Informs this data type that its name has changed from the indicated old name.
TODO: This method is reserved for internal DB use and should be removed from the public DataType interface!!

Specified by:

dataTypeNameChanged in interface DataType

Overrides:

dataTypeNameChanged in class AbstractDataType

Parameters:

dt - the data type whose name changed

oldName - the data type's old name

dependsOn

public boolean dependsOn(DataType dt)

Description copied from interface: DataType

Returns true if this dataType depends on the existence of the given dataType. For example byte[] depends on byte. If byte were deleted, then byte[] would also be deleted.

Specified by:

dependsOn in interface DataType

Overrides:

dependsOn in class AbstractDataType

Parameters:

dt - the dataType to test that this dataType depends on.

getDefaultLabelPrefix

public java.lang.String getDefaultLabelPrefix()

Description copied from interface: DataType

Returns the appropriate string to use as the default label prefix in the absence of any data.

Specified by:

getDefaultLabelPrefix in interface DataType

Overrides:

getDefaultLabelPrefix in class AbstractDataType

Returns:

the default label prefix or null if none specified.

getDefaultLabelPrefix

public java.lang.String getDefaultLabelPrefix(MemBuffer buf,
                                              Settings settings,
                                              int len,
                                              DataTypeDisplayOptions options)

Description copied from interface: DataType

Returns the appropriate string to use as the default label prefix.

Specified by:

getDefaultLabelPrefix in interface DataType

Overrides:

getDefaultLabelPrefix in class AbstractDataType

Parameters:

buf - memory buffer containing the bytes.

settings - the Settings object

options - options for how to format the default label prefix.

Returns:

the default label prefix or null if none specified.

getDefaultOffcutLabelPrefix

public java.lang.String getDefaultOffcutLabelPrefix(MemBuffer buf,
                                                    Settings settings,
                                                    int len,
                                                    DataTypeDisplayOptions options,
                                                    int offcutLength)

Description copied from interface: DataType

Returns the appropriate string to use as the default label prefix, taking into account the fact that there exists a reference to the data that references offcutLength bytes into this type

Specified by:

getDefaultOffcutLabelPrefix in interface DataType

Overrides:

getDefaultOffcutLabelPrefix in class AbstractDataType

Parameters:

buf - memory buffer containing the bytes.

settings - the Settings object

options - options for how to format the default label prefix.

Returns:

the default label prefix.

getLastChangeTime

public long getLastChangeTime()

Description copied from interface: DataType

Get the timestamp corresponding to the last time this type was changed within its data type manager

Specified by:

getLastChangeTime in interface DataType

Overrides:

getLastChangeTime in class DataTypeImpl

Returns:

timestamp of last change within data type manager

getValue

public java.lang.Object getValue(MemBuffer buf,
                                 Settings settings,
                                 int length)

Description copied from interface: DataType

Get the data in the form of the appropriate Object for this DataType. For instance if the data type is an AddressDT, return an Address object. a Byte, return a Scalar* (maybe this should be a Byte) a Float, return a Float

Specified by:

getValue in interface DataType

Parameters:

buf - the data buffer.

settings - the settings to use.

length - the number of bytes to get the value from.

Returns:

the data Object.

getRepresentation

public java.lang.String getRepresentation(MemBuffer buf,
                                          Settings settings,
                                          int length)

Description copied from interface: DataType

Get bytes from memory in a printable format for this type.

Specified by:

getRepresentation in interface DataType

Parameters:

buf - the data.

settings - the settings to use for the representation.

length - the number of bytes to represent.

Returns:

the representation of the data in this format, never null.