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The Bouncy Castle Java APIs for CMS, PKCS, EAC, TSP, CMP, CRMF, OCSP, and certificate generation. This jar contains APIs for JDK 1.5 and up. The APIs can be used in conjunction with a JCE/JCA provider such as the one provided with the Bouncy Castle Cryptography APIs.

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package org.bouncycastle.crypto.params;

import org.bouncycastle.crypto.CipherParameters;

/**
 * Cipher parameters with a fixed salt value associated with them.
 */
public class ParametersWithSalt
    implements CipherParameters
{
    private byte[]              salt;
    private CipherParameters    parameters;

    public ParametersWithSalt(
        CipherParameters    parameters,
        byte[]              salt)
    {
        this(parameters, salt, 0, salt.length);
    }

    public ParametersWithSalt(
        CipherParameters    parameters,
        byte[]              salt,
        int                 saltOff,
        int                 saltLen)
    {
        this.salt = new byte[saltLen];
        this.parameters = parameters;

        System.arraycopy(salt, saltOff, this.salt, 0, saltLen);
    }

    public byte[] getSalt()
    {
        return salt;
    }

    public CipherParameters getParameters()
    {
        return parameters;
    }
}