package org.bouncycastle.asn1.x509;

import org.bouncycastle.asn1.DERObjectIdentifier;

/**
 * The KeyPurposeId object.
 * <pre>
 *     KeyPurposeId ::= OBJECT IDENTIFIER
 *
 *     id-kp ::= OBJECT IDENTIFIER { iso(1) identified-organization(3) 
 *          dod(6) internet(1) security(5) mechanisms(5) pkix(7) 3}
 *
 * </pre>
 */
public class KeyPurposeId
    extends DERObjectIdentifier
{
    private static final String id_kp = "1.3.6.1.5.5.7.3";

    /**
     * Create a KeyPurposeId from an OID string
     *
     * @param id OID String.  E.g. "1.3.6.1.5.5.7.3.1"
     */
    public KeyPurposeId(
        String  id)
    {
        super(id);
    }

    /**
     * { 2 5 29 37 0 }
     */
    public static final KeyPurposeId anyExtendedKeyUsage = new KeyPurposeId(X509Extensions.ExtendedKeyUsage.getId() + ".0");
    /**
     * { id-kp 1 }
     */
    public static final KeyPurposeId id_kp_serverAuth = new KeyPurposeId(id_kp + ".1");
    /**
     * { id-kp 2 }
     */
    public static final KeyPurposeId id_kp_clientAuth = new KeyPurposeId(id_kp + ".2");
    /**
     * { id-kp 3 }
     */
    public static final KeyPurposeId id_kp_codeSigning = new KeyPurposeId(id_kp + ".3");
    /**
     * { id-kp 4 }
     */
    public static final KeyPurposeId id_kp_emailProtection = new KeyPurposeId(id_kp + ".4");
    /**
     * Usage deprecated by RFC4945 - was { id-kp 5 }
     */
    public static final KeyPurposeId id_kp_ipsecEndSystem = new KeyPurposeId(id_kp + ".5");
    /**
     * Usage deprecated by RFC4945 - was { id-kp 6 }
     */
    public static final KeyPurposeId id_kp_ipsecTunnel = new KeyPurposeId(id_kp + ".6");
    /**
     * Usage deprecated by RFC4945 - was { idkp 7 }
     */
    public static final KeyPurposeId id_kp_ipsecUser = new KeyPurposeId(id_kp + ".7");
    /**
     * { id-kp 8 }
     */
    public static final KeyPurposeId id_kp_timeStamping = new KeyPurposeId(id_kp + ".8");
    /**
     * { id-kp 9 }
     */
    public static final KeyPurposeId id_kp_OCSPSigning = new KeyPurposeId(id_kp + ".9");
    /**
     * { id-kp 10 }
     */
    public static final KeyPurposeId id_kp_dvcs = new KeyPurposeId(id_kp + ".10");
    /**
     * { id-kp 11 }
     */
    public static final KeyPurposeId id_kp_sbgpCertAAServerAuth = new KeyPurposeId(id_kp + ".11");
    /**
     * { id-kp 12 }
     */
    public static final KeyPurposeId id_kp_scvp_responder = new KeyPurposeId(id_kp + ".12");
    /**
     * { id-kp 13 }
     */
    public static final KeyPurposeId id_kp_eapOverPPP = new KeyPurposeId(id_kp + ".13");
    /**
     * { id-kp 14 }
     */
    public static final KeyPurposeId id_kp_eapOverLAN = new KeyPurposeId(id_kp + ".14");
    /**
     * { id-kp 15 }
     */
    public static final KeyPurposeId id_kp_scvpServer = new KeyPurposeId(id_kp + ".15");
    /**
     * { id-kp 16 }
     */
    public static final KeyPurposeId id_kp_scvpClient = new KeyPurposeId(id_kp + ".16");
    /**
     * { id-kp 17 }
     */
    public static final KeyPurposeId id_kp_ipsecIKE = new KeyPurposeId(id_kp + ".17");
    /**
     * { id-kp 18 }
     */
    public static final KeyPurposeId id_kp_capwapAC = new KeyPurposeId(id_kp + ".18");
    /**
     * { id-kp 19 }
     */
    public static final KeyPurposeId id_kp_capwapWTP = new KeyPurposeId(id_kp + ".19");

    //
    // microsoft key purpose ids
    //
    /**
     * { 1 3 6 1 4 1 311 20 2 2 }
     */
    public static final KeyPurposeId id_kp_smartcardlogon = new KeyPurposeId("1.3.6.1.4.1.311.20.2.2");
}