chrome/browser/extensions/api/signed_in_devices/id_mapping_helper.h

   1 // Copyright (c) 2013 The Chromium Authors. All rights reserved.
   2 // Use of this source code is governed by a BSD-style license that can be
   3 // found in the LICENSE file.
   4
   5 #ifndef CHROME_BROWSER_EXTENSIONS_API_SIGNED_IN_DEVICES_ID_MAPPING_HELPER_H__
   6 #define CHROME_BROWSER_EXTENSIONS_API_SIGNED_IN_DEVICES_ID_MAPPING_HELPER_H__
   7
   8 #include <string>
   9 #include <vector>
  10
  11 #include "base/memory/scoped_ptr.h"
  12
  13 namespace base {
  14 class DictionaryValue;
  15 }  // namespace base
  16
  17 namespace sync_driver {
  18 class DeviceInfo;
  19 }  // namespace sync_driver
  20
  21 class Profile;
  22
  23 namespace extensions {
  24
  25 // In order to not expose unique GUIDs for devices to third pary apps,
  26 // the unique GUIDs are mapped to local ids and local ids are exposed to apps.
  27 // The functions in this file are helper routines to do the mapping.
  28
  29 // Gets public id from GUID, given a dictionary that has the mapping.
  30 // If it cannot find the GUID the public id returned will be empty.
  31 std::string GetPublicIdFromGUID(
  32     const base::DictionaryValue& id_mapping,
  33     const std::string& guid);
  34
  35 // Gets the GUID from public id given a dictionary that has the mapping.
  36 // If it cannot find the public id, the GUID returned will be empty.
  37 std::string GetGUIDFromPublicId(
  38     const base::DictionaryValue& id_mapping,
  39     const std::string& id);
  40
  41 // Creates public id for devices that don't have a public id. To create mappings
  42 // from scratch an empty dictionary must be passed. The dictionary will be
  43 // updated with the mappings. The |device_info| objects will also be updated
  44 // with the public ids.
  45 // The dictionary would have the public id as the key and the
  46 // device guid as the value.
  47 void CreateMappingForUnmappedDevices(
  48     std::vector<sync_driver::DeviceInfo*>* device_info,
  49     base::DictionaryValue* value);
  50
  51 // Gets the device info for a given client id. If the device is not found
  52 // the returned pointer would be null.
  53 scoped_ptr<sync_driver::DeviceInfo> GetDeviceInfoForClientId(
  54     const std::string& client_id,
  55     const std::string& extension_id,
  56     Profile* profile);
  57
  58 }  // namespace extensions
  59
  60 #endif  // CHROME_BROWSER_EXTENSIONS_API_SIGNED_IN_DEVICES_ID_MAPPING_HELPER_H__