org.iota.jota.pow

Class JCurl

java.lang.Object

org.iota.jota.pow.JCurl

All Implemented Interfaces:

ICurl

Direct Known Subclasses:

Kerl

public class JCurl
extends Object
implements ICurl

(c) 2016 Come-from-Beyond JCurl belongs to the sponge function family.

Field Summary

Fields

Modifier and Type	Field and Description
static int	HASH_LENGTH
static int	NUMBER_OF_ROUNDS_P27
static int	NUMBER_OF_ROUNDS_P81

Method Summary

Modifier and Type	Method and Description
JCurl	absorb(int[] trits) Absorbs the specified trits.
JCurl	absorb(int[] trits, int offset, int length) Absorbs the specified trits.
void	absorb(Pair<long[],long[]> pair, int offset, int length)
ICurl	clone() Clones this instance.
int[]	getState() Gets the states.
JCurl	reset() Resets this state.
JCurl	reset(boolean pair)
void	setState(int[] state) Sets the state.
int[]	squeeze(int[] trits) Squeezes the specified trits.
int[]	squeeze(int[] trits, int offset, int length) Squeezes the specified trits.
Pair<long[],long[]>	squeeze(Pair<long[],long[]> pair, int offset, int length)
JCurl	transform() Transforms this instance.

Methods inherited from class java.lang.Object

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

Field Detail

HASH_LENGTH

public static final int HASH_LENGTH

See Also:

Constant Field Values

NUMBER_OF_ROUNDS_P81

public static final int NUMBER_OF_ROUNDS_P81

See Also:

Constant Field Values

NUMBER_OF_ROUNDS_P27

public static final int NUMBER_OF_ROUNDS_P27

See Also:

Constant Field Values

Method Detail

absorb

public JCurl absorb(int[] trits,
                    int offset,
                    int length)

Absorbs the specified trits.

Specified by:

absorb in interface ICurl

Parameters:

trits - The trits.

offset - The offset to start from.

length - The length.

Returns:

The ICurl instance (used for method chaining).

absorb

public JCurl absorb(int[] trits)

Absorbs the specified trits.

Specified by:

absorb in interface ICurl

Parameters:

trits - The trits.

Returns:

The ICurl instance (used for method chaining).

transform

public JCurl transform()

Transforms this instance.

Specified by:

transform in interface ICurl

Returns:

The ICurl instance (used for method chaining).

reset

public JCurl reset()

Resets this state.

Specified by:

reset in interface ICurl

Returns:

The ICurl instance (used for method chaining).

reset

public JCurl reset(boolean pair)

squeeze

public int[] squeeze(int[] trits,
                     int offset,
                     int length)

Squeezes the specified trits.

Specified by:

squeeze in interface ICurl

Parameters:

trits - The trits.

offset - The offset to start from.

length - The length.

Returns:

The squeezes trits.

squeeze

public int[] squeeze(int[] trits)

Squeezes the specified trits.

Specified by:

squeeze in interface ICurl

Parameters:

trits - The trits.

Returns:

The squeezes trits.

getState

public int[] getState()

Gets the states.

Specified by:

getState in interface ICurl

Returns:

The state.

setState

public void setState(int[] state)

Sets the state.

Specified by:

setState in interface ICurl

Parameters:

state - The states.

absorb

public void absorb(Pair<long[],long[]> pair,
                   int offset,
                   int length)

squeeze

public Pair<long[],long[]> squeeze(Pair<long[],long[]> pair,
                                   int offset,
                                   int length)

clone

public ICurl clone()

Description copied from interface: ICurl

Clones this instance.

Specified by:

clone in interface ICurl

Overrides:

clone in class Object

Returns:

A new instance.