org.cryptimeleon.craco.sig.sps.kpw15

Class SPSKPW15Signature

java.lang.Object

org.cryptimeleon.craco.sig.sps.kpw15.SPSKPW15Signature

All Implemented Interfaces:

Signature, org.cryptimeleon.math.hash.UniqueByteRepresentable, org.cryptimeleon.math.serialization.Representable

public class SPSKPW15Signature
extends java.lang.Object
implements Signature, org.cryptimeleon.math.hash.UniqueByteRepresentable

A signature as defined by the KPW15 SPS scheme.

Field Summary

Fields

Modifier and Type	Field and Description
protected org.cryptimeleon.math.structures.groups.GroupElement[]	group1ElementSigma1R First group element of the signature \in G_1.
protected org.cryptimeleon.math.structures.groups.GroupElement[]	group1ElementSigma2S Second group element of the signature \in G_1.
protected org.cryptimeleon.math.structures.groups.GroupElement[]	group1ElementSigma3T Third group element of the signature \in G_1.
protected org.cryptimeleon.math.structures.groups.GroupElement	group2ElementSigma4U Fourth group element of the signature \in G_2.

Constructor Summary

Constructors

Constructor and Description
SPSKPW15Signature(org.cryptimeleon.math.structures.groups.GroupElement[] group1ElementSigma1R, org.cryptimeleon.math.structures.groups.GroupElement[] group1ElementSigma2S, org.cryptimeleon.math.structures.groups.GroupElement[] group1ElementSigma3T, org.cryptimeleon.math.structures.groups.GroupElement group2ElementSigma4U)
SPSKPW15Signature(org.cryptimeleon.math.serialization.Representation repr, org.cryptimeleon.math.structures.groups.Group groupG1, org.cryptimeleon.math.structures.groups.Group groupG2)

Method Summary

Modifier and Type	Method and Description
boolean	equals(java.lang.Object o)
org.cryptimeleon.math.structures.groups.GroupElement[]	getGroup1ElementSigma1R()
org.cryptimeleon.math.structures.groups.GroupElement[]	getGroup1ElementSigma2S()
org.cryptimeleon.math.structures.groups.GroupElement[]	getGroup1ElementSigma3T()
org.cryptimeleon.math.structures.groups.GroupElement	getGroup2ElementSigma4U()
org.cryptimeleon.math.serialization.Representation	getRepresentation()
byte[]	getUniqueByteRepresentation()
int	hashCode()
org.cryptimeleon.math.hash.ByteAccumulator	updateAccumulator(org.cryptimeleon.math.hash.ByteAccumulator accumulator)

Methods inherited from class java.lang.Object

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

Field Detail

group1ElementSigma1R

protected org.cryptimeleon.math.structures.groups.GroupElement[] group1ElementSigma1R

First group element of the signature \in G_1.

group1ElementSigma2S

protected org.cryptimeleon.math.structures.groups.GroupElement[] group1ElementSigma2S

Second group element of the signature \in G_1.

group1ElementSigma3T

protected org.cryptimeleon.math.structures.groups.GroupElement[] group1ElementSigma3T

Third group element of the signature \in G_1.

group2ElementSigma4U

protected org.cryptimeleon.math.structures.groups.GroupElement group2ElementSigma4U

Fourth group element of the signature \in G_2.

Constructor Detail

SPSKPW15Signature

public SPSKPW15Signature(org.cryptimeleon.math.serialization.Representation repr,
                         org.cryptimeleon.math.structures.groups.Group groupG1,
                         org.cryptimeleon.math.structures.groups.Group groupG2)

SPSKPW15Signature

public SPSKPW15Signature(org.cryptimeleon.math.structures.groups.GroupElement[] group1ElementSigma1R,
                         org.cryptimeleon.math.structures.groups.GroupElement[] group1ElementSigma2S,
                         org.cryptimeleon.math.structures.groups.GroupElement[] group1ElementSigma3T,
                         org.cryptimeleon.math.structures.groups.GroupElement group2ElementSigma4U)

Method Detail

getGroup1ElementSigma1R

public org.cryptimeleon.math.structures.groups.GroupElement[] getGroup1ElementSigma1R()

getGroup1ElementSigma2S

public org.cryptimeleon.math.structures.groups.GroupElement[] getGroup1ElementSigma2S()

getGroup1ElementSigma3T

public org.cryptimeleon.math.structures.groups.GroupElement[] getGroup1ElementSigma3T()

getGroup2ElementSigma4U

public org.cryptimeleon.math.structures.groups.GroupElement getGroup2ElementSigma4U()

getRepresentation

public org.cryptimeleon.math.serialization.Representation getRepresentation()

Specified by:

getRepresentation in interface org.cryptimeleon.math.serialization.Representable

updateAccumulator

public org.cryptimeleon.math.hash.ByteAccumulator updateAccumulator(org.cryptimeleon.math.hash.ByteAccumulator accumulator)

Specified by:

updateAccumulator in interface org.cryptimeleon.math.hash.UniqueByteRepresentable

getUniqueByteRepresentation

public byte[] getUniqueByteRepresentation()

Specified by:

getUniqueByteRepresentation in interface org.cryptimeleon.math.hash.UniqueByteRepresentable

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