/*

 * Copyright (c) 2009, 2013, Oracle and/or its affiliates. All rights reserved.

 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.

 *

 * This code is free software; you can redistribute it and/or modify it

 * under the terms of the GNU General Public License version 2 only, as

 * published by the Free Software Foundation.  Oracle designates this

 * particular file as subject to the "Classpath" exception as provided

 * by Oracle in the LICENSE file that accompanied this code.

 *

 * This code is distributed in the hope that it will be useful, but WITHOUT

 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or

 * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License

 * version 2 for more details (a copy is included in the LICENSE file that

 * accompanied this code).

 *

 * You should have received a copy of the GNU General Public License version

 * 2 along with this work; if not, write to the Free Software Foundation,

 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.

 *

 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA

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 */

package sun.security.ssl;

import java.security.AccessControlContext;

import java.security.Permission;

import java.security.Principal;

import javax.crypto.SecretKey;

import javax.security.auth.Subject;

import javax.security.auth.login.LoginException;

/**

 * An interface to a subset of the Kerberos APIs to avoid a static dependency

 * on the types defined by these APIs.

 */

public interface Krb5Proxy {

    /**

     * Returns the Subject associated with the client-side of the SSL socket.

     */

    Subject getClientSubject(AccessControlContext acc) throws LoginException;

    /**

     * Returns the Subject associated with the server-side of the SSL socket.

     */

    Subject getServerSubject(AccessControlContext acc) throws LoginException;

    /**

     * Returns the Kerberos ServiceCreds for the default server-side principal.

     */

    Object getServiceCreds(AccessControlContext acc) throws LoginException;

    /**

     * Returns the server-side principal name associated with the KerberosKey.

     */

    String getServerPrincipalName(Object serviceCreds);

    /**

     * Returns the hostname embedded in the principal name.

     */

    String getPrincipalHostName(Principal principal);

    /**

     * Returns a ServicePermission for the principal name and action.

     */

    Permission getServicePermission(String principalName, String action);

    /**

     * Determines if the Subject might contain creds for princ.

     */

    boolean isRelated(Subject subject, Principal princ);

}