org.cryptimeleon.craco.protocols.arguments.sigma.schnorr.setmembership

Class SetMembershipPublicParameters

java.lang.Object

org.cryptimeleon.craco.protocols.arguments.sigma.schnorr.setmembership.SetMembershipPublicParameters

All Implemented Interfaces:

org.cryptimeleon.math.serialization.Representable

public class SetMembershipPublicParameters
extends java.lang.Object
implements org.cryptimeleon.math.serialization.Representable

Public parameters used for set membership proofs. Consists mostly of signatures on the values in the set. Shall be generated by a trusted party.

Constructor Summary

Constructors

Constructor and Description
SetMembershipPublicParameters(org.cryptimeleon.math.structures.groups.elliptic.BilinearGroup bilinearGroup, org.cryptimeleon.math.structures.groups.GroupElement g1, org.cryptimeleon.math.structures.groups.GroupElement g2, org.cryptimeleon.math.structures.groups.GroupElement pk, java.util.HashMap<java.math.BigInteger,org.cryptimeleon.math.structures.groups.GroupElement> signatures)
SetMembershipPublicParameters(org.cryptimeleon.math.structures.groups.elliptic.BilinearGroup group, org.cryptimeleon.math.serialization.Representation repr)

Method Summary

Modifier and Type	Method and Description
boolean	equals(java.lang.Object o)
static SetMembershipPublicParameters	generate(org.cryptimeleon.math.structures.groups.elliptic.BilinearGroup group, java.math.BigInteger... set)
static SetMembershipPublicParameters	generate(org.cryptimeleon.math.structures.groups.elliptic.BilinearGroup group, java.util.Collection<java.math.BigInteger> set)
static SetMembershipPublicParameters	generate(org.cryptimeleon.math.structures.groups.elliptic.BilinearGroup group, int... set)
static SetMembershipPublicParameters	generateInterval(org.cryptimeleon.math.structures.groups.elliptic.BilinearGroup group, int leftBoundInclusive, int rightBoundExclusive) Generates parameters for a set membership proof for [leftBoundInclusive, rightBoundExclusive).
org.cryptimeleon.math.serialization.Representation	getRepresentation()
org.cryptimeleon.math.structures.rings.zn.Zn	getZn()
int	hashCode()

Methods inherited from class java.lang.Object

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

Constructor Detail

SetMembershipPublicParameters

public SetMembershipPublicParameters(org.cryptimeleon.math.structures.groups.elliptic.BilinearGroup bilinearGroup,
                                     org.cryptimeleon.math.structures.groups.GroupElement g1,
                                     org.cryptimeleon.math.structures.groups.GroupElement g2,
                                     org.cryptimeleon.math.structures.groups.GroupElement pk,
                                     java.util.HashMap<java.math.BigInteger,org.cryptimeleon.math.structures.groups.GroupElement> signatures)

SetMembershipPublicParameters

public SetMembershipPublicParameters(org.cryptimeleon.math.structures.groups.elliptic.BilinearGroup group,
                                     org.cryptimeleon.math.serialization.Representation repr)

Method Detail

generate

public static SetMembershipPublicParameters generate(org.cryptimeleon.math.structures.groups.elliptic.BilinearGroup group,
                                                     java.util.Collection<java.math.BigInteger> set)

generate

public static SetMembershipPublicParameters generate(org.cryptimeleon.math.structures.groups.elliptic.BilinearGroup group,
                                                     java.math.BigInteger... set)

generate

public static SetMembershipPublicParameters generate(org.cryptimeleon.math.structures.groups.elliptic.BilinearGroup group,
                                                     int... set)

generateInterval

public static SetMembershipPublicParameters generateInterval(org.cryptimeleon.math.structures.groups.elliptic.BilinearGroup group,
                                                             int leftBoundInclusive,
                                                             int rightBoundExclusive)

Generates parameters for a set membership proof for [leftBoundInclusive, rightBoundExclusive).

getRepresentation

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

Specified by:

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

getZn

public org.cryptimeleon.math.structures.rings.zn.Zn getZn()

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