Package org.bouncycastle.asn1.misc

Class ScryptParams

  • All Implemented Interfaces:
    ASN1Encodable, Encodable
    public class ScryptParams
extends ASN1Object
    RFC 7914 scrypt parameters. 
     scrypt-params ::= SEQUENCE {
      salt OCTET STRING,
      costParameter INTEGER (1..MAX),
      blockSize INTEGER (1..MAX),
      parallelizationParameter INTEGER (1..MAX),
      keyLength INTEGER (1..MAX) OPTIONAL
 }

    • Constructor Detail

      • ScryptParams

        public ScryptParams​(byte[] salt,
                    int costParameter,
                    int blockSize,
                    int parallelizationParameter)

      • ScryptParams

        public ScryptParams​(byte[] salt,
                    int costParameter,
                    int blockSize,
                    int parallelizationParameter,
                    int keyLength)

      • ScryptParams

        public ScryptParams​(byte[] salt,
                    java.math.BigInteger costParameter,
                    java.math.BigInteger blockSize,
                    java.math.BigInteger parallelizationParameter,
                    java.math.BigInteger keyLength)
        Base constructor.
        Parameters:
        salt - salt value
        costParameter - specifies the CPU/Memory cost parameter N
        blockSize - block size parameter r
        parallelizationParameter - parallelization parameter
        keyLength - length of key to be derived (in octects)

    • Method Detail

      • getInstance

        public static ScryptParams getInstance​(java.lang.Object o)

      • getSalt

        public byte[] getSalt()

      • getCostParameter

        public java.math.BigInteger getCostParameter()

      • getBlockSize

        public java.math.BigInteger getBlockSize()

      • getParallelizationParameter

        public java.math.BigInteger getParallelizationParameter()

      • getKeyLength

        public java.math.BigInteger getKeyLength()
        Return the length in octets for the derived key.
        Returns:
        length for key to be derived (in octets)