sync/test/fake_sync_encryption_handler.h

   1 // Copyright (c) 2012 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 SYNC_SYNCABLE_TEST_FAKE_SYNC_ENCRYPTION_HANDLER_H_
   6 #define SYNC_SYNCABLE_TEST_FAKE_SYNC_ENCRYPTION_HANDLER_H_
   7
   8 #include <string>
   9
  10 #include "base/compiler_specific.h"
  11 #include "base/observer_list.h"
  12 #include "sync/internal_api/public/sync_encryption_handler.h"
  13 #include "sync/syncable/nigori_handler.h"
  14 #include "sync/test/fake_encryptor.h"
  15 #include "sync/util/cryptographer.h"
  16
  17 namespace syncer {
  18
  19 // A fake sync encryption handler capable of keeping track of the encryption
  20 // state without opening any transactions or interacting with the nigori node.
  21 // Note that this only performs basic interactions with the cryptographer
  22 // (setting pending keys, installing keys).
  23 // Note: NOT thread safe. If threads attempt to check encryption state
  24 // while another thread is modifying it, races can occur.
  25 class FakeSyncEncryptionHandler : public SyncEncryptionHandler,
  26                                   public syncable::NigoriHandler {
  27  public:
  28   FakeSyncEncryptionHandler();
  29   virtual ~FakeSyncEncryptionHandler();
  30
  31   // SyncEncryptionHandler implementation.
  32   virtual void AddObserver(Observer* observer) OVERRIDE;
  33   virtual void RemoveObserver(Observer* observer) OVERRIDE;
  34   virtual void Init() OVERRIDE;
  35   virtual void SetEncryptionPassphrase(const std::string& passphrase,
  36                                        bool is_explicit) OVERRIDE;
  37   virtual void SetDecryptionPassphrase(const std::string& passphrase) OVERRIDE;
  38   virtual void EnableEncryptEverything() OVERRIDE;
  39   virtual bool EncryptEverythingEnabled() const OVERRIDE;
  40   virtual PassphraseType GetPassphraseType() const OVERRIDE;
  41
  42   // NigoriHandler implemenation.
  43   virtual void ApplyNigoriUpdate(
  44       const sync_pb::NigoriSpecifics& nigori,
  45       syncable::BaseTransaction* const trans) OVERRIDE;
  46   virtual void UpdateNigoriFromEncryptedTypes(
  47       sync_pb::NigoriSpecifics* nigori,
  48       syncable::BaseTransaction* const trans) const OVERRIDE;
  49   virtual bool NeedKeystoreKey(
  50       syncable::BaseTransaction* const trans) const OVERRIDE;
  51   virtual bool SetKeystoreKeys(
  52       const google::protobuf::RepeatedPtrField<google::protobuf::string>& keys,
  53       syncable::BaseTransaction* const trans) OVERRIDE;
  54   virtual ModelTypeSet GetEncryptedTypes(
  55       syncable::BaseTransaction* const trans) const OVERRIDE;
  56
  57   Cryptographer* cryptographer() { return &cryptographer_; }
  58
  59  private:
  60   ObserverList<SyncEncryptionHandler::Observer> observers_;
  61   ModelTypeSet encrypted_types_;
  62   bool encrypt_everything_;
  63   PassphraseType passphrase_type_;
  64
  65   FakeEncryptor encryptor_;
  66   Cryptographer cryptographer_;
  67   std::string keystore_key_;
  68 };
  69
  70 }  // namespace syncer
  71
  72 #endif  // SYNC_INTERNAL_API_PUBLIC_TEST_FAKE_SYNC_ENCRYPTION_HANDLER_H_