dom/src/storage/PStorage.ipdl
author B2G Bumper Bot <release+b2gbumper@mozilla.com>
Fri, 06 Jun 2014 22:01:28 -0700
changeset 207594 c34df4be418e0c7e4289a287de8c4d7efb8ec3b8
parent 140575 8480e7da11d17bf6925932cd60548c8cd3e9f399
permissions -rw-r--r--
Bumping manifests a=b2g-bump

/* -*- Mode: C++; c-basic-offset: 2; indent-tabs-mode: nil; tab-width: 8 -*- */
/* vim: set sw=4 ts=8 et tw=80 ft=cpp : */
/* 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 protocol PContent;

namespace mozilla {
namespace dom {

/* This protocol bridges async access to the database thread running on the parent process
 * and caches running on the child process.
 */
sync protocol PStorage
{
  manager PContent;

parent:
  async __delete__();

  sync  Preload(nsCString scope, uint32_t alreadyLoadedCount)
    returns (nsString[] keys, nsString[] values, nsresult rv);

  async AsyncPreload(nsCString scope, bool priority);
  async AsyncGetUsage(nsCString scope);
  async AsyncAddItem(nsCString scope, nsString key, nsString value);
  async AsyncUpdateItem(nsCString scope, nsString key, nsString value);
  async AsyncRemoveItem(nsCString scope, nsString key);
  async AsyncClear(nsCString scope);
  async AsyncFlush();
  
child:
  async Observe(nsCString topic, nsCString scopePrefix);
  async ScopesHavingData(nsCString[] scopes);
  async LoadItem(nsCString scope, nsString key, nsString value);
  async LoadDone(nsCString scope, nsresult rv);
  async LoadUsage(nsCString scope, int64_t usage);
  async Error(nsresult rv);
};

}
}