Package ghidra.program.model.data

Class DefaultDataType

java.lang.Object

ghidra.program.model.data.AbstractDataType

ghidra.program.model.data.DataTypeImpl

ghidra.program.model.data.DefaultDataType

All Implemented Interfaces:

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

public class DefaultDataType
extends DataTypeImpl

Provides an implementation of a byte that has not been defined yet as a particular type of data in the program.

Field Summary

Fields

Modifier and Type	Field	Description
static DefaultDataType	dataType	A statically defined DefaultDataType used when an Undefined byte is needed.

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.DataType

CONFLICT_SUFFIX, DEFAULT, NO_LAST_CHANGE_TIME, NO_SOURCE_SYNC_TIME, VOID

Method Summary

Modifier and Type	Method	Description
void	addParent(DataType dt)	Inform this data type that it has the given parent TODO: This method is reserved for internal DB use and should be removed from the public DataType interface!!
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.
java.lang.String	getDescription()	Get a String briefly describing this DataType.
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.
java.lang.String	getRepresentation(MemBuffer buf, Settings settings, int length)	Get bytes from memory in a printable format for this type.
java.lang.Object	getValue(MemBuffer buf, Settings settings, int length)	Get the Undefined byte as a Scalar.
boolean	isDynamicallySized()	Indicates if this data-type is dynamically sized based upon DataOrganization.
boolean	isEquivalent(DataType dt)	Returns true if the given dataType is equivalent to this dataType.
void	removeParent(DataType dt)	Remove a parent data type TODO: This method is reserved for internal DB use and should be removed from the public DataType interface!!
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

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

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

getCategoryPath, getDataOrganization, getDataTypeManager, getDataTypePath, getDefaultAbbreviatedLabelPrefix, getDefaultLabelPrefix, getDefaultLabelPrefix, getDefaultOffcutLabelPrefix, getDisplayName, getDocs, getName, isDeleted, isNotYetDefined, toString

Methods inherited from class java.lang.Object

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

Field Detail

dataType

public static DefaultDataType dataType

A statically defined DefaultDataType used when an Undefined byte is needed.

Method Detail

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.

See Also:

DataType.getMnemonic(Settings)

getLength

public int getLength()

Description copied from interface: DataType

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

Returns:

the length of this DataType

See Also:

DataType.getLength()

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

See Also:

DataType.isDynamicallySized()

getDescription

public java.lang.String getDescription()

Description copied from interface: DataType

Get a String briefly describing this DataType.

Returns:

a one-liner describing this DataType.

See Also:

DataType.getDescription()

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.

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.

See Also:

DataType.getRepresentation(MemBuffer, Settings, int)

getValue

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

Get the Undefined byte as a Scalar.

Parameters:

buf - the data buffer.

settings - the display settings to use.

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

Returns:

the data Object.

clone

public 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.

Parameters:

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

copy

public 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.

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.

See Also:

DataType.dataTypeSizeChanged(ghidra.program.model.data.DataType)

isEquivalent

public boolean isEquivalent(DataType dt)

Description copied from interface: DataType

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

Parameters:

dt - the dataType being tested for equivalence.

Returns:

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

See Also:

DataType.isEquivalent(ghidra.program.model.data.DataType)

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

See Also:

DataType.setCategoryPath(ghidra.program.model.data.CategoryPath)

setName

public void setName(java.lang.String name)

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.

See Also:

DataType.setName(java.lang.String)

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

See Also:

DataType.setNameAndCategory(ghidra.program.model.data.CategoryPath, java.lang.String)

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.

See Also:

DataType.dataTypeDeleted(ghidra.program.model.data.DataType)

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

See Also:

DataType.dataTypeNameChanged(ghidra.program.model.data.DataType, java.lang.String)

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

See Also:

DataType.dataTypeReplaced(ghidra.program.model.data.DataType, ghidra.program.model.data.DataType)

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.

See Also:

DataType.dependsOn(ghidra.program.model.data.DataType)

addParent

public void addParent(DataType dt)

Description copied from interface: DataType

Inform this data type that it has the given parent
TODO: This method is reserved for internal DB use and should be removed from the public DataType interface!!

Specified by:

addParent in interface DataType

Overrides:

addParent in class DataTypeImpl

Parameters:

dt - parent data type

See Also:

DataType.addParent(ghidra.program.model.data.DataType)

removeParent

public void removeParent(DataType dt)

Description copied from interface: DataType

Remove a parent data type
TODO: This method is reserved for internal DB use and should be removed from the public DataType interface!!

Specified by:

removeParent in interface DataType

Overrides:

removeParent in class DataTypeImpl

Parameters:

dt - parent data type

See Also:

DataType.removeParent(ghidra.program.model.data.DataType)

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