/* ***** BEGIN LICENSE BLOCK *****
 * Version: MPL 1.1/GPL 2.0/LGPL 2.1
 *
 * The contents of this file are subject to the Mozilla Public License Version
 * 1.1 (the "License"); you may not use this file except in compliance with
 * the License. You may obtain a copy of the License at
 * http://www.mozilla.org/MPL/
 *
 * Software distributed under the License is distributed on an "AS IS" basis,
 * WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
 * for the specific language governing rights and limitations under the
 * License.
 *
 * The Original Code is mozilla.org code.
 *
 * The Initial Developer of the Original Code is
 * Red Hat, Inc.
 * Portions created by the Initial Developer are Copyright (C) 2006
 * the Initial Developer. All Rights Reserved.
 *
 * Contributor(s):
 *   Kai Engert <kengert@redhat.com>
 *
 * Alternatively, the contents of this file may be used under the terms of
 * either the GNU General Public License Version 2 or later (the "GPL"), or
 * the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
 * in which case the provisions of the GPL or the LGPL are applicable instead
 * of those above. If you wish to allow use of your version of this file only
 * under the terms of either the GPL or the LGPL, and not to allow others to
 * use your version of this file under the terms of the MPL, indicate your
 * decision by deleting the provisions above and replace them with the notice
 * and other provisions required by the GPL or the LGPL. If you do not delete
 * the provisions above, a recipient may use your version of this file under
 * the terms of any one of the MPL, the GPL or the LGPL.
 *
 * ***** END LICENSE BLOCK ***** */

#include "nsISupports.idl"

interface nsISMimeVerificationListener;

[ptr] native UnsignedCharPtr(unsigned char);

/*
 * This interface is currently not marked scriptable,
 * because its verification functions are meant to look like those
 * in nsICMSMessage. At the time the ptr type is eliminated in both 
 * interfaces, both should be made scriptable.
 */

[uuid(a99a3203-39e3-45e1-909c-175b0e471c2b)]
interface nsICMSMessage2 : nsISupports
{
  /**
    * Async version of nsICMSMessage::VerifySignature.
    * Code will be executed on a background thread and
    * availability of results will be notified using a 
    * call to nsISMimeVerificationListener.
   */
  void asyncVerifySignature(in nsISMimeVerificationListener listener);
  
  /**
    * Async version of nsICMSMessage::VerifyDetachedSignature.
    * Code will be executed on a background thread and
    * availability of results will be notified using a 
    * call to nsISMimeVerificationListener.
    *
    * We are using "native unsigned char" ptr, because the function 
    * signatures of this one and nsICMSMessage::verifyDetachedSignature 
    * should be the identical. Cleaning up nsICMSMessages needs to be
    * postponed, because this async version is needed on MOZILLA_1_8_BRANCH.
    *
    * Once both interfaces get cleaned up, the function signature should
    * look like:
    *     [array, length_is(aDigestDataLen)]
    *     in octet aDigestData,
    *     in unsigned long aDigestDataLen);
   */
  void asyncVerifyDetachedSignature(in nsISMimeVerificationListener listener,
                                     in UnsignedCharPtr aDigestData, 
                                     in unsigned long aDigestDataLen);
};

[uuid(56310af6-dffc-48b4-abca-85eae4059064)]
interface nsISMimeVerificationListener : nsISupports {

  /**
   *  Notify that results are ready, that have been requested
   *  using nsICMSMessage2::asyncVerify[Detached]Signature()
   *
   *  verificationResultCode matches synchronous result code from
   *  nsICMSMessage::verify[Detached]Signature
   */
  void notify(in nsICMSMessage2 verifiedMessage,
              in nsresult verificationResultCode);
};