org.bouncycastle.jcajce.spec

Class TwoStepKDFParameterSpec.Builder

java.lang.Object

org.bouncycastle.jcajce.spec.TwoStepKDFParameterSpec.Builder

Enclosing class:

TwoStepKDFParameterSpec

public static class TwoStepKDFParameterSpec.Builder
extends java.lang.Object

Constructor Summary

Constructors

Constructor and Description
Builder(TwoStepKDFParameterSpec.KDFMode kdfMode) Construct parameters for HKDF, specifying both the optional salt and optional info.
Builder(TwoStepKDFParameterSpec.KDFMode kdfMode, int r) Construct parameters for TwoStepKDF using Counter mode, specifying both the optional salt and optional info (default location position of After Iteration Data is used).

Method Summary

Modifier and Type	Method and Description
TwoStepKDFParameterSpec	build()
TwoStepKDFParameterSpec.Builder	withCounterLocation(TwoStepKDFParameterSpec.CounterLocation location) Specify the counter location.
TwoStepKDFParameterSpec.Builder	withInfo(byte[] info) Specify the optional fixed info.
TwoStepKDFParameterSpec.Builder	withIV(byte[] iv) Specify the optional fixed info.
TwoStepKDFParameterSpec.Builder	withSalt(byte[] salt) Specify the optional salt.

Methods inherited from class java.lang.Object

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

Constructor Detail

Builder

public Builder(TwoStepKDFParameterSpec.KDFMode kdfMode)

Construct parameters for HKDF, specifying both the optional salt and optional info.

Parameters:

kdfMode - the KDF mode to use.

Builder

public Builder(TwoStepKDFParameterSpec.KDFMode kdfMode,
               int r)

Construct parameters for TwoStepKDF using Counter mode, specifying both the optional salt and optional info (default location position of After Iteration Data is used).

Parameters:

kdfMode - the KDF mode to use.

r - the bit length of the counter to use.

Method Detail

withSalt

public TwoStepKDFParameterSpec.Builder withSalt(byte[] salt)

Specify the optional salt.

Parameters:

salt - the salt to use, may be null for a salt for hashLen zeros.

Returns:

the adjusted

withInfo

public TwoStepKDFParameterSpec.Builder withInfo(byte[] info)

Specify the optional fixed info.

Parameters:

info - the info to use, may be null for an info field of zero bytes.

Returns:

the adjusted

withIV

public TwoStepKDFParameterSpec.Builder withIV(byte[] iv)

Specify the optional fixed info.

Parameters:

iv - the info to use, may be null for an info field of zero bytes.

Returns:

the adjusted

withCounterLocation

public TwoStepKDFParameterSpec.Builder withCounterLocation(TwoStepKDFParameterSpec.CounterLocation location)

Specify the counter location.

Parameters:

location - the info to use, may be null for an info field of zero bytes.

Returns:

the adjusted

build

public TwoStepKDFParameterSpec build()