Package org.snmp4j.security.dh

Class DHParameters

java.lang.Object

org.snmp4j.security.dh.DHParameters

All Implemented Interfaces:

Serializable

public class DHParameters
extends Object
implements Serializable

The Diffie Hellman Parameter interface provides public the parameters needed for doing a Diffie-Hellman key agreement.

Since:

2.6.0

Author:

Frank Fock

See Also:

• Serialized Form

Field Summary

Fields

Modifier and Type	Field	Description
static final DHParameters	DEFAULT	Default DHParameters as suggested by RFC 2786, usmDHParameters (p = DHGroups.P1, g = DHGroups.G, and private value length = 16.

Constructor Summary

Constructors

Constructor	Description
DHParameters(BigInteger prime, BigInteger generator, int privateValueLength)

Method Summary

Modifier and Type	Method	Description
static OctetString	encodeBER(BigInteger prime, BigInteger generator, int privateValueLength)
boolean	equals(Object o)
static DHParameters	getDHParametersFromBER(OctetString berValue)
BigInteger	getGenerator()
BigInteger	getPrime()
int	getPrivateValueLength()
int	hashCode()
String	toString()

Methods inherited from class java.lang.Object

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

Field Details

DEFAULT

public static final DHParameters DEFAULT

Default DHParameters as suggested by RFC 2786, usmDHParameters (p = DHGroups.P1, g = DHGroups.G, and private value length = 16.

Constructor Details

DHParameters

public DHParameters(BigInteger prime,
 BigInteger generator,
 int privateValueLength)

Method Details

encodeBER

public static OctetString encodeBER(BigInteger prime,
 BigInteger generator,
 int privateValueLength)

getDHParametersFromBER

public static DHParameters getDHParametersFromBER(OctetString berValue)
                                           throws IOException

Throws:

IOException

getPrime

public BigInteger getPrime()

getGenerator

public BigInteger getGenerator()

getPrivateValueLength

public int getPrivateValueLength()

equals

public boolean equals(Object o)

Overrides:

equals in class Object

hashCode

public int hashCode()

Overrides:

hashCode in class Object

toString

public String toString()

Overrides:

toString in class Object