michael@0: /* This Source Code Form is subject to the terms of the Mozilla Public
michael@0:  * License, v. 2.0. If a copy of the MPL was not distributed with this
michael@0:  * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
michael@0: 
michael@0: #include "nsISupports.idl"
michael@0: 
michael@0: /**
michael@0:  * Interface used to generate random data.
michael@0:  *
michael@0:  * @threadsafe
michael@0:  */
michael@0: [scriptable, uuid(2362d97a-747a-4576-8863-697667309209)]
michael@0: interface nsIRandomGenerator : nsISupports {
michael@0:   /**
michael@0:    * Generates the specified amount of random bytes.
michael@0:    *
michael@0:    * @param aLength
michael@0:    *        The length of the data to generate.
michael@0:    * @param aBuffer
michael@0:    *        A buffer that contains random bytes of size aLength.
michael@0:    */
michael@0:   void generateRandomBytes(in unsigned long aLength,
michael@0:                            [retval, array, size_is(aLength)] out octet aBuffer);
michael@0: };