org.nervos.ckb.crypto

Class Hash

java.lang.Object

org.nervos.ckb.crypto.Hash

public class Hash
extends java.lang.Object

Cryptographic hash functions.

Field Summary

Fields

Modifier and Type	Field and Description
protected static byte[]	CKB_HASH_PERSONALIZATION

Method Summary

Modifier and Type	Method and Description
static java.lang.String	blake160(java.lang.String hexInput)
static byte[]	blake2b(byte[] input) Blake2b-256 hash function.
static byte[]	blake2b(byte[] input, int offset, int length) Blake2b-256 hash function.
static java.lang.String	blake2b(java.lang.String hexInput) Blake2b-256 hash function.
static java.lang.String	blake2bString(java.lang.String utf8String) Blake2b-256 hash function that operates on a UTF-8 encoded String.

Methods inherited from class java.lang.Object

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

Field Detail

CKB_HASH_PERSONALIZATION

protected static final byte[] CKB_HASH_PERSONALIZATION

Method Detail

blake2b

public static java.lang.String blake2b(java.lang.String hexInput)

Blake2b-256 hash function.

Parameters:

hexInput - hex encoded input data with optional 0x prefix

Returns:

hash value as hex encoded string

blake2b

public static byte[] blake2b(byte[] input,
                             int offset,
                             int length)

Blake2b-256 hash function.

Parameters:

input - binary encoded input data

offset - of start of data

length - of data

Returns:

hash value

blake2b

public static byte[] blake2b(byte[] input)

Blake2b-256 hash function.

Parameters:

input - binary encoded input data

Returns:

hash value

blake2bString

public static java.lang.String blake2bString(java.lang.String utf8String)

Blake2b-256 hash function that operates on a UTF-8 encoded String.

Parameters:

utf8String - UTF-8 encoded string

Returns:

hash value as hex encoded string

blake160

public static java.lang.String blake160(java.lang.String hexInput)