Package ghidra.program.database.map

Class NormalizedAddressSet

java.lang.Object

ghidra.program.database.map.NormalizedAddressSet

All Implemented Interfaces:

AddressSetView, Iterable<AddressRange>

public class NormalizedAddressSet
extends Object
implements AddressSetView

AddressSetView implementation that handles image base changes. NOTE: THIS IMPLEMENTATION ASSUMES THAT ONLY ADDRESS RANGES THAT ARE PART OF THE MEMORY MAP WILL BE ADDED TO THIS ADDRESS SET. IT IS INTENDED FOR USE BY THE CHANGE SET.

Constructor Summary

Constructors

Constructor	Description
NormalizedAddressSet(AddressMap addrMap)	Constructs a NormalizedAddressSet

Method Summary

Modifier and Type	Method	Description
void	add(Address addr)	Adds the address to the set.
void	add(AddressRange range)	Adds the address range to this set.
void	add(AddressSetView set)	Adds the addressSet to this set.
void	addRange(Address startAddr, Address endAddr)	Adds the address range to this set.
void	clear()	Removes all addresses from this set.
boolean	contains(Address addr)	Test if the address is contained within this set.
boolean	contains(Address startAddr, Address endAddr)	Test if the given address range is contained in this set.
boolean	contains(AddressSetView rangeSet)	Test if the given address set is a subset of this set.
void	delete(AddressSetView view)	REmoves all the addresses in the given address set from this set.
Address	findFirstAddressInCommon(AddressSetView set)	Finds the first address in this collection that is also in the given addressSet.
AddressIterator	getAddresses(boolean forward)	Returns an iterator over all addresses in this set.
AddressIterator	getAddresses(Address start, boolean forward)	Returns an iterator over the addresses in this address set starting at the start address
AddressRangeIterator	getAddressRanges()
AddressRangeIterator	getAddressRanges(boolean forward)	Returns an iterator over the ranges in the specified order
AddressRangeIterator	getAddressRanges(Address start, boolean forward)	Returns an iterator of address ranges starting with the range that contains the given address.
AddressRange	getFirstRange()	Returns the first range in this set or null if the set is empty
AddressRange	getLastRange()	Returns the last range in this set or null if the set is empty
Address	getMaxAddress()	Get the maximum address for this address set.
Address	getMinAddress()	Get the minimum address for this address set.
long	getNumAddresses()
int	getNumAddressRanges()
AddressRange	getRangeContaining(Address address)	Returns the range that contains the given address
boolean	hasSameAddresses(AddressSetView view)	Returns true if the given address set contains the same set of addresses as this set.
AddressSet	intersect(AddressSetView view)	Computes the intersection of this address set with the given address set.
AddressSet	intersectRange(Address start, Address end)	Computes the intersection of this address set with the given address range.
boolean	intersects(Address start, Address end)	Determine if the start and end range intersects with the specified address set.
boolean	intersects(AddressSetView addrSet)	Determine if this address set intersects with the specified address set.
boolean	isEmpty()
Iterator<AddressRange>	iterator()	Returns an iterator over the address ranges in this address set.
Iterator<AddressRange>	iterator(boolean forward)	Returns an iterator over the ranges in the specified order
Iterator<AddressRange>	iterator(Address start, boolean forward)	Returns an iterator of address ranges starting with the range that contains the given address.
AddressSet	subtract(AddressSetView addrSet)	Computes the difference of this address set with the given address set (this - set).
final String	toString()
AddressSet	union(AddressSetView addrSet)	Computes the union of this address set with the given address set.
AddressSet	xor(AddressSetView addrSet)	Computes the exclusive-or of this address set with the given set.

Methods inherited from class java.lang.Object

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

Methods inherited from interface ghidra.program.model.address.AddressSetView

getAddressCountBefore, spliterator, spliterator, spliterator, stream, stream, stream

Methods inherited from interface java.lang.Iterable

forEach

Constructor Details

NormalizedAddressSet

public NormalizedAddressSet(AddressMap addrMap)

Constructs a NormalizedAddressSet

Parameters:

addrMap - the address map

Method Details

add

public void add(Address addr)

Adds the address to the set.

Parameters:

addr - the address to add

add

public void add(AddressSetView set)

Adds the addressSet to this set.

Parameters:

set - the set of addresses to add/

add

public void add(AddressRange range)

Adds the address range to this set.

Parameters:

range - the range to add.

addRange

public void addRange(Address startAddr,
 Address endAddr)

Adds the address range to this set.

Parameters:

startAddr - the first address in the range to add.

endAddr - the last address in the range to add.

clear

public void clear()

Removes all addresses from this set.

delete

public void delete(AddressSetView view)

REmoves all the addresses in the given address set from this set.

Parameters:

view - the set of addresses to remove.

contains

public boolean contains(Address addr)

Description copied from interface: AddressSetView

Test if the address is contained within this set.

Specified by:

contains in interface AddressSetView

Parameters:

addr - address to test.

Returns:

true if addr exists in the set, false otherwise.

See Also:

• AddressSetView.contains(ghidra.program.model.address.Address)

contains

public boolean contains(Address startAddr,
 Address endAddr)

Description copied from interface: AddressSetView

Test if the given address range is contained in this set.

The specified start and end addresses must form a valid range within a single AddressSpace.

Specified by:

contains in interface AddressSetView

Parameters:

startAddr - the first address in the range.

endAddr - the last address in the range.

Returns:

true if entire range is contained within the set, false otherwise.

See Also:

• AddressSetView.contains(ghidra.program.model.address.Address, ghidra.program.model.address.Address)

contains

public boolean contains(AddressSetView rangeSet)

Description copied from interface: AddressSetView

Test if the given address set is a subset of this set.

Specified by:

contains in interface AddressSetView

Parameters:

rangeSet - the set to test.

Returns:

true if the entire set is contained within this set, false otherwise.

See Also:

• AddressSetView.contains(ghidra.program.model.address.AddressSetView)

isEmpty

public boolean isEmpty()

Specified by:

isEmpty in interface AddressSetView

Returns:

true if this set is empty.

See Also:

• AddressSetView.isEmpty()

getMinAddress

public Address getMinAddress()

Description copied from interface: AddressSetView

Get the minimum address for this address set.

NOTE: An AddressRange should generally not be formed using this address and AddressSetView.getMaxAddress() since it may span multiple AddressSpaces.

Specified by:

getMinAddress in interface AddressSetView

Returns:

the minimum address for this set. Returns null if the set is empty.

See Also:

• AddressSetView.getMinAddress()

getMaxAddress

public Address getMaxAddress()

Description copied from interface: AddressSetView

Get the maximum address for this address set.

NOTE: An AddressRange should generally not be formed using this address and AddressSetView.getMaxAddress() since it may span multiple AddressSpaces.

Specified by:

getMaxAddress in interface AddressSetView

Returns:

the maximum address for this set. Returns null if the set is empty.

See Also:

• AddressSetView.getMaxAddress()

getNumAddressRanges

public int getNumAddressRanges()

Specified by:

getNumAddressRanges in interface AddressSetView

Returns:

the number of address ranges in this set.

See Also:

• AddressSetView.getNumAddressRanges()

getAddressRanges

public AddressRangeIterator getAddressRanges()

Specified by:

getAddressRanges in interface AddressSetView

Returns:

an iterator over the address ranges in this address set.

See Also:

• AddressSetView.getAddressRanges()

iterator

public Iterator<AddressRange> iterator()

Description copied from interface: AddressSetView

Returns an iterator over the address ranges in this address set.

Specified by:

iterator in interface AddressSetView

Specified by:

iterator in interface Iterable<AddressRange>

getAddressRanges

public AddressRangeIterator getAddressRanges(boolean forward)

Description copied from interface: AddressSetView

Returns an iterator over the ranges in the specified order

Specified by:

getAddressRanges in interface AddressSetView

Parameters:

forward - the ranges are returned from lowest to highest, otherwise from highest to lowest

Returns:

an iterator over all the addresse ranges in the set.

See Also:

• AddressSetView.getAddressRanges(boolean)

getNumAddresses

public long getNumAddresses()

Specified by:

getNumAddresses in interface AddressSetView

Returns:

the number of addresses in this set.

See Also:

• AddressSetView.getNumAddresses()

getAddresses

public AddressIterator getAddresses(boolean forward)

Description copied from interface: AddressSetView

Returns an iterator over all addresses in this set.

Specified by:

getAddresses in interface AddressSetView

Parameters:

forward - if true the address are return in increasing order, otherwise in decreasing order.

Returns:

an iterator over all addresses in this set.

See Also:

• AddressSetView.getAddresses(boolean)

getAddresses

public AddressIterator getAddresses(Address start,
 boolean forward)

Description copied from interface: AddressSetView

Returns an iterator over the addresses in this address set starting at the start address

Specified by:

getAddresses in interface AddressSetView

Parameters:

start - address to start iterating at in the address set

forward - if true address are return from lowest to highest, else from highest to lowest

Returns:

an iterator over the addresses in this address set starting at the start address

See Also:

• AddressSetView.getAddresses(ghidra.program.model.address.Address, boolean)

intersects

public boolean intersects(AddressSetView addrSet)

Description copied from interface: AddressSetView

Determine if this address set intersects with the specified address set.

Specified by:

intersects in interface AddressSetView

Parameters:

addrSet - address set to check intersection with.

Returns:

true if this set intersects the specified addrSet else false

See Also:

• AddressSetView.intersects(ghidra.program.model.address.AddressSetView)

intersects

public boolean intersects(Address start,
 Address end)

Description copied from interface: AddressSetView

Determine if the start and end range intersects with the specified address set.

The specified start and end addresses must form a valid range within a single AddressSpace.

Specified by:

intersects in interface AddressSetView

Parameters:

start - start of range

end - end of range

Returns:

true if the given range intersects this address set.

See Also:

• AddressSetView.intersects(ghidra.program.model.address.Address, ghidra.program.model.address.Address)

intersect

public AddressSet intersect(AddressSetView view)

Description copied from interface: AddressSetView

Computes the intersection of this address set with the given address set.

This method does not modify this address set.

Specified by:

intersect in interface AddressSetView

Parameters:

view - the address set to intersect with.

Returns:

AddressSet a new address set that contains all addresses that are contained in both this set and the given set.

See Also:

• AddressSetView.intersect(ghidra.program.model.address.AddressSetView)

intersectRange

public AddressSet intersectRange(Address start,
 Address end)

Description copied from interface: AddressSetView

Computes the intersection of this address set with the given address range.

This method does not modify this address set. The specified start and end addresses must form a valid range within a single AddressSpace.

Specified by:

intersectRange in interface AddressSetView

Parameters:

start - start of range

end - end of range

Returns:

AddressSet a new address set that contains all addresses that are contained in both this set and the given range.

See Also:

• AddressSetView.intersectRange(ghidra.program.model.address.Address, ghidra.program.model.address.Address)

union

public AddressSet union(AddressSetView addrSet)

Description copied from interface: AddressSetView

Computes the union of this address set with the given address set.

This method does not change this address set.

Specified by:

union in interface AddressSetView

Parameters:

addrSet - The address set to be unioned with this address set.

Returns:

AddressSet A new address set which contains all the addresses from both this set and the given set.

See Also:

• AddressSetView.union(ghidra.program.model.address.AddressSetView)

subtract

public AddressSet subtract(AddressSetView addrSet)

Description copied from interface: AddressSetView

Computes the difference of this address set with the given address set (this - set).

Note that this is not the same as (set - this). This method does not change this address set.

Specified by:

subtract in interface AddressSetView

Parameters:

addrSet - the set to subtract from this set.

Returns:

AddressSet a new address set which contains all the addresses that are in this set, but not in the given set.

See Also:

• AddressSetView.subtract(ghidra.program.model.address.AddressSetView)

xor

public AddressSet xor(AddressSetView addrSet)

Description copied from interface: AddressSetView

Computes the exclusive-or of this address set with the given set.

This method does not modify this address set.

Specified by:

xor in interface AddressSetView

Parameters:

addrSet - address set to exclusive-or with.

Returns:

AddressSet a new address set containing all addresses that are in either this set or the given set, but not in both sets

See Also:

• AddressSetView.xor(ghidra.program.model.address.AddressSetView)

hasSameAddresses

public boolean hasSameAddresses(AddressSetView view)

Description copied from interface: AddressSetView

Returns true if the given address set contains the same set of addresses as this set.

Specified by:

hasSameAddresses in interface AddressSetView

Parameters:

view - the address set to compare.

Returns:

true if the given set contains the same addresses as this set.

See Also:

• AddressSetView.hasSameAddresses(ghidra.program.model.address.AddressSetView)

toString

public final String toString()

Overrides:

toString in class Object

See Also:

• Object.toString()

getAddressRanges

public AddressRangeIterator getAddressRanges(Address start,
 boolean forward)

Description copied from interface: AddressSetView

Returns an iterator of address ranges starting with the range that contains the given address.

If there is no range containing the start address, then the first range will be the next range greater than the start address if going forward, otherwise the range less than the start address

Specified by:

getAddressRanges in interface AddressSetView

Parameters:

start - the address the first range should contain.

forward - true iterators forward, false backwards

Returns:

the AddressRange iterator

getFirstRange

public AddressRange getFirstRange()

Description copied from interface: AddressSetView

Returns the first range in this set or null if the set is empty

Specified by:

getFirstRange in interface AddressSetView

Returns:

the first range in this set or null if the set is empty

getLastRange

public AddressRange getLastRange()

Description copied from interface: AddressSetView

Returns the last range in this set or null if the set is empty

Specified by:

getLastRange in interface AddressSetView

Returns:

the last range in this set or null if the set is empty

getRangeContaining

public AddressRange getRangeContaining(Address address)

Description copied from interface: AddressSetView

Returns the range that contains the given address

Specified by:

getRangeContaining in interface AddressSetView

Parameters:

address - the address for which to find a range.

Returns:

the range that contains the given address.

iterator

public Iterator<AddressRange> iterator(Address start,
 boolean forward)

Description copied from interface: AddressSetView

Returns an iterator of address ranges starting with the range that contains the given address.

If there is no range containing the start address, then the first range will be the next range greater than the start address if going forward, otherwise the range less than the start address

Specified by:

iterator in interface AddressSetView

Parameters:

start - the address that the first range should contain.

forward - true iterators forward, false backwards

Returns:

the AddressRange iterator

iterator

public Iterator<AddressRange> iterator(boolean forward)

Description copied from interface: AddressSetView

Returns an iterator over the ranges in the specified order

Specified by:

iterator in interface AddressSetView

Parameters:

forward - the ranges are returned from lowest to highest, otherwise from highest to lowest

Returns:

an iterator over all the address ranges in the set.

findFirstAddressInCommon

public Address findFirstAddressInCommon(AddressSetView set)

Description copied from interface: AddressSetView

Finds the first address in this collection that is also in the given addressSet.

Specified by:

findFirstAddressInCommon in interface AddressSetView

Parameters:

set - the addressSet to search for the first (lowest) common address.

Returns:

the first address that is contained in this set and the given set.