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

Class MclBilinearGroupImpl

java.lang.Object

org.cryptimeleon.math.structures.groups.elliptic.type3.mcl.MclBilinearGroupImpl

All Implemented Interfaces:

Representable, StandaloneRepresentable, BilinearGroupImpl

public class MclBilinearGroupImpl
extends java.lang.Object
implements BilinearGroupImpl

A wrapper around the efficient type 3 Barreto-Naehrig pairing implementation with a group order of 254 bits provided by the Mcl library.

See Also:

Mcl library on Github

Field Summary

Fields

Modifier and Type	Field and Description
protected static MclGroup1Impl	g1
protected static MclGroup2Impl	g2
protected static MclGroupTImpl	gt
protected static MclHashIntoG1Impl	hashIntoG1
protected static MclHashIntoG2Impl	hashIntoG2

Constructor Summary

Constructors

Constructor and Description
MclBilinearGroupImpl()
MclBilinearGroupImpl(Representation repr)

Method Summary

Modifier and Type	Method and Description
boolean	equals(java.lang.Object obj)
BilinearMapImpl	getBilinearMap()
MclGroup1Impl	getG1()
MclGroup2Impl	getG2()
MclGroupTImpl	getGT()
HashIntoGroupImpl	getHashIntoG1()
HashIntoGroupImpl	getHashIntoG2()
HashIntoGroupImpl	getHashIntoGT()
GroupHomomorphismImpl	getHomomorphismG2toG1()
BilinearGroup.Type	getPairingType()
Representation	getRepresentation()
java.lang.Integer	getSecurityLevel()
int	hashCode()
protected static void	init(boolean printError)
static boolean	isAvailable() Returns true if the native library is available, false otherwise.

Methods inherited from class java.lang.Object

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

Field Detail

g1

protected static MclGroup1Impl g1

g2

protected static MclGroup2Impl g2

gt

protected static MclGroupTImpl gt

hashIntoG1

protected static MclHashIntoG1Impl hashIntoG1

hashIntoG2

protected static MclHashIntoG2Impl hashIntoG2

Constructor Detail

MclBilinearGroupImpl

public MclBilinearGroupImpl()

MclBilinearGroupImpl

public MclBilinearGroupImpl(Representation repr)

Method Detail

isAvailable

public static boolean isAvailable()

Returns true if the native library is available, false otherwise.

init

protected static void init(boolean printError)

getG1

public MclGroup1Impl getG1()

Specified by:

getG1 in interface BilinearGroupImpl

getG2

public MclGroup2Impl getG2()

Specified by:

getG2 in interface BilinearGroupImpl

getGT

public MclGroupTImpl getGT()

Specified by:

getGT in interface BilinearGroupImpl

getBilinearMap

public BilinearMapImpl getBilinearMap()

Specified by:

getBilinearMap in interface BilinearGroupImpl

getHomomorphismG2toG1

public GroupHomomorphismImpl getHomomorphismG2toG1()
                                            throws java.lang.UnsupportedOperationException

Specified by:

getHomomorphismG2toG1 in interface BilinearGroupImpl

Throws:

java.lang.UnsupportedOperationException

getHashIntoG1

public HashIntoGroupImpl getHashIntoG1()
                                throws java.lang.UnsupportedOperationException

Specified by:

getHashIntoG1 in interface BilinearGroupImpl

Throws:

java.lang.UnsupportedOperationException

getHashIntoG2

public HashIntoGroupImpl getHashIntoG2()
                                throws java.lang.UnsupportedOperationException

Specified by:

getHashIntoG2 in interface BilinearGroupImpl

Throws:

java.lang.UnsupportedOperationException

getHashIntoGT

public HashIntoGroupImpl getHashIntoGT()
                                throws java.lang.UnsupportedOperationException

Specified by:

getHashIntoGT in interface BilinearGroupImpl

Throws:

java.lang.UnsupportedOperationException

getSecurityLevel

public java.lang.Integer getSecurityLevel()

Specified by:

getSecurityLevel in interface BilinearGroupImpl

getPairingType

public BilinearGroup.Type getPairingType()

Specified by:

getPairingType in interface BilinearGroupImpl

getRepresentation

public Representation getRepresentation()

Specified by:

getRepresentation in interface Representable

hashCode

public int hashCode()

Overrides:

hashCode in class java.lang.Object

equals

public boolean equals(java.lang.Object obj)

Overrides:

equals in class java.lang.Object