org.cryptimeleon.math.structures.groups.elliptic.type3.bn

Class BarretoNaehrigPointEncoding

java.lang.Object

org.cryptimeleon.math.structures.groups.elliptic.type3.bn.BarretoNaehrigPointEncoding

All Implemented Interfaces:

Representable, StandaloneRepresentable, HashIntoGroupImpl

public class BarretoNaehrigPointEncoding
extends java.lang.Object
implements HashIntoGroupImpl

Hash function into G1 and G2.

Constructor Summary

Constructors

Constructor and Description
BarretoNaehrigPointEncoding(BarretoNaehrigSourceGroupImpl codomain)
BarretoNaehrigPointEncoding(HashFunction hashFunction, BarretoNaehrigSourceGroupImpl codomain)
BarretoNaehrigPointEncoding(Representation r)

Method Summary

Modifier and Type	Method and Description
protected void	check()
boolean	equals(java.lang.Object o)
HashFunction	getHashFunction()
Representation	getRepresentation() The representation of this object.
int	hashCode()
BarretoNaehrigSourceGroupElementImpl	hashIntoGroupImpl(byte[] x) Hashes a byte array into the configured group.

Methods inherited from class java.lang.Object

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

Methods inherited from interface org.cryptimeleon.math.structures.groups.mappings.impl.HashIntoGroupImpl

hashIntoGroupImpl, hashIntoGroupImpl

Constructor Detail

BarretoNaehrigPointEncoding

public BarretoNaehrigPointEncoding(HashFunction hashFunction,
                                   BarretoNaehrigSourceGroupImpl codomain)

BarretoNaehrigPointEncoding

public BarretoNaehrigPointEncoding(BarretoNaehrigSourceGroupImpl codomain)

BarretoNaehrigPointEncoding

public BarretoNaehrigPointEncoding(Representation r)

Method Detail

check

protected void check()

getHashFunction

public HashFunction getHashFunction()

hashIntoGroupImpl

public BarretoNaehrigSourceGroupElementImpl hashIntoGroupImpl(byte[] x)

Description copied from interface: HashIntoGroupImpl

Hashes a byte array into the configured group.

Specified by:

hashIntoGroupImpl in interface HashIntoGroupImpl

Parameters:

x - a sequence of bytes to hash

Returns:

a group element

equals

public boolean equals(java.lang.Object o)

Overrides:

equals in class java.lang.Object

hashCode

public int hashCode()

Overrides:

hashCode in class java.lang.Object

getRepresentation

public Representation getRepresentation()

Description copied from interface: Representable

The representation of this object. Used for serialization. A convenient way to implement this is using @link ReprUtil

Specified by:

getRepresentation in interface Representable

Returns:

a Representation or null if an equal object can be recreated without any information.

See Also:

Representation