The Tor Browser / file revision

 /* -*- Mode: IDL; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */

 /* This Source Code Form is subject to the terms of the Mozilla Public

  * License, v. 2.0. If a copy of the MPL was not distributed with this

  * file, You can obtain one at http://mozilla.org/MPL/2.0/. */

 #include "nsISupports.idl"

 #include "nsIFile.idl"

 // Note that the PrefixSet name is historical and we do properly support

 // duplicated values, so it's really a Prefix Trie.

 // All methods are thread-safe.

 [scriptable, uuid(3d8579f0-75fa-4e00-ba41-38661d5b5d17)]

 interface nsIUrlClassifierPrefixSet : nsISupports

 {

   // Initialize the PrefixSet. Give it a name for memory reporting.

   void init(in ACString aName);

   // Fills the PrefixSet with the given array of prefixes.

   // Can send an empty Array to clear the tree.

   // Requires array to be sorted.

   void setPrefixes([const, array, size_is(aLength)] in unsigned long aPrefixes,

                    in unsigned long aLength);

   void getPrefixes(out unsigned long aCount,

                   [array, size_is(aCount), retval] out unsigned long aPrefixes);

   // Do a lookup in the PrefixSet, return whether the value is present.

   boolean contains(in unsigned long aPrefix);

   boolean isEmpty();

   void loadFromFile(in nsIFile aFile);

   void storeToFile(in nsIFile aFile);

 };