org.cryptimeleon.craco.sig.sps.akot15.xsig

Class SPSXSIGSignature

java.lang.Object

org.cryptimeleon.craco.sig.sps.akot15.xsig.SPSXSIGSignature

All Implemented Interfaces:

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

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

A signature as generated by the SPS scheme SPSXSIGSignatureScheme.

Field Summary

Fields

Modifier and Type	Field and Description
protected org.cryptimeleon.math.structures.groups.GroupElement[]	group1ElementsSigma S_i \in G_1 in the paper, i \in [1,5]
protected org.cryptimeleon.math.structures.groups.GroupElement	group2ElementSigma0 S^{tilde}_0 \in G_2 in the paper

Constructor Summary

Constructors

Constructor and Description
SPSXSIGSignature(org.cryptimeleon.math.structures.groups.GroupElement group2ElementSigma0, org.cryptimeleon.math.structures.groups.GroupElement[] group1ElementsSigma)
SPSXSIGSignature(org.cryptimeleon.math.serialization.Representation repr, org.cryptimeleon.math.structures.groups.Group G1, org.cryptimeleon.math.structures.groups.Group G2)

Method Summary

Modifier and Type	Method and Description
boolean	equals(java.lang.Object o)
org.cryptimeleon.math.structures.groups.GroupElement[]	getGroup1ElementsSigma()
org.cryptimeleon.math.structures.groups.GroupElement	getGroup2ElementSigma0()
org.cryptimeleon.math.serialization.Representation	getRepresentation()
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

Methods inherited from interface org.cryptimeleon.math.hash.UniqueByteRepresentable

getUniqueByteRepresentation

Field Detail

group2ElementSigma0

protected org.cryptimeleon.math.structures.groups.GroupElement group2ElementSigma0

S^{tilde}_0 \in G_2 in the paper

group1ElementsSigma

protected org.cryptimeleon.math.structures.groups.GroupElement[] group1ElementsSigma

S_i \in G_1 in the paper, i \in [1,5]

Constructor Detail

SPSXSIGSignature

public SPSXSIGSignature(org.cryptimeleon.math.serialization.Representation repr,
                        org.cryptimeleon.math.structures.groups.Group G1,
                        org.cryptimeleon.math.structures.groups.Group G2)

SPSXSIGSignature

public SPSXSIGSignature(org.cryptimeleon.math.structures.groups.GroupElement group2ElementSigma0,
                        org.cryptimeleon.math.structures.groups.GroupElement[] group1ElementsSigma)

Method Detail

getGroup2ElementSigma0

public org.cryptimeleon.math.structures.groups.GroupElement getGroup2ElementSigma0()

getGroup1ElementsSigma

public org.cryptimeleon.math.structures.groups.GroupElement[] getGroup1ElementsSigma()

getRepresentation

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

Specified by:

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

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

updateAccumulator

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

Specified by:

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