org.bouncycastle.jcajce.PBKDF2KeyWithParameters Maven / Gradle / Ivy
package org.bouncycastle.jcajce;
import javax.crypto.interfaces.PBEKey;
import org.bouncycastle.crypto.CharToByteConverter;
import org.bouncycastle.util.Arrays;
/**
* A password based key for use with PBKDF2 as defined in PKCS#5 with full PBE parameters.
*/
public class PBKDF2KeyWithParameters
extends PBKDF2Key
implements PBEKey
{
private final byte[] salt;
private final int iterationCount;
/**
* Basic constructor for a password based key with generation parameters using FIPS PBKDF.
*
* @param password password to use.
* @param converter converter to use for transforming characters into bytes.
* @param salt salt for generation algorithm
* @param iterationCount iteration count for generation algorithm.
*/
public PBKDF2KeyWithParameters(char[] password, CharToByteConverter converter, byte[] salt, int iterationCount)
{
super(password, converter);
this.salt = Arrays.clone(salt);
this.iterationCount = iterationCount;
}
/**
* Return the salt to use in the key derivation function.
*
* @return the salt to use in the KDF.
*/
public byte[] getSalt()
{
return salt;
}
/**
* Return the iteration count to use in the key derivation function.
*
* @return the iteration count to use in the KDF.
*/
public int getIterationCount()
{
return iterationCount;
}
}