org.eclipse.milo.opcua.stack.core.util

Class PShaUtil

java.lang.Object

org.eclipse.milo.opcua.stack.core.util.PShaUtil

public class PShaUtil
extends Object

 P_SHA-1(secret, seed) =
 HMAC_SHA-1(secret, A(1) + seed) +
 HMAC_SHA-1(secret, A(2) + seed) +
 HMAC_SHA-1(secret, A(3) + seed) + ...
 Where + indicates concatenation.
 

 A() is defined as:
 A(0) = seed
 A(i) = HMAC_SHA-1(secret, A(i-1))
 

Constructor Summary

Constructors

Constructor and Description
PShaUtil()

Method Summary

Modifier and Type	Method and Description
static byte[]	createPSha1Key(byte[] secret, byte[] seed, int offset, int length)
static byte[]	createPSha256Key(byte[] secret, byte[] seed, int offset, int length)

Methods inherited from class java.lang.Object

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

Constructor Detail

PShaUtil

public PShaUtil()

Method Detail

createPSha1Key

public static byte[] createPSha1Key(byte[] secret,
                                    byte[] seed,
                                    int offset,
                                    int length)

createPSha256Key

public static byte[] createPSha256Key(byte[] secret,
                                      byte[] seed,
                                      int offset,
                                      int length)