rc2cbcparameter.java

进行与数字证书相关开发必须的java源码

// Decompiled by Jad v1.5.7g. Copyright 2000 Pavel Kouznetsov.
// Jad home page: http://www.geocities.com/SiliconValley/Bridge/8617/jad.html
// Decompiler options: packimports(3) fieldsfirst ansi 
// Source File Name:   RC2CBCParameter.java

package jit.asn1.pkcs.pkcs5;

import jit.asn1.*;
import jit.math.BigInteger;

public class RC2CBCParameter
    implements DEREncodable
{

    DERInteger version;
    ASN1OctetString iv;

    public static RC2CBCParameter getInstance(Object o)
    {
        if(o instanceof ASN1Sequence)
            return new RC2CBCParameter((ASN1Sequence)o);
        else
            throw new IllegalArgumentException("unknown object in RC2CBCParameter factory");
    }

    public RC2CBCParameter(byte iv[])
    {
        version = null;
        this.iv = new DEROctetString(iv);
    }

    public RC2CBCParameter(int parameterVersion, byte iv[])
    {
        version = new DERInteger(parameterVersion);
        this.iv = new DEROctetString(iv);
    }

    public RC2CBCParameter(ASN1Sequence seq)
    {
        if(seq.size() == 1)
        {
            version = null;
            iv = (ASN1OctetString)seq.getObjectAt(0);
        } else
        {
            version = (DERInteger)seq.getObjectAt(0);
            iv = (ASN1OctetString)seq.getObjectAt(1);
        }
    }

    public BigInteger getRC2ParameterVersion()
    {
        if(version == null)
            return null;
        else
            return version.getValue();
    }

    public byte[] getIV()
    {
        return iv.getOctets();
    }

    public DERObject getDERObject()
    {
        ASN1EncodableVector v = new ASN1EncodableVector();
        if(version != null)
            v.add(version);
        v.add(iv);
        return new DERSequence(v);
    }
}