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// Copyright (c) 2012 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#ifndef COMPONENTS_SYNC_TEST_FAKE_SYNC_ENCRYPTION_HANDLER_H_
#define COMPONENTS_SYNC_TEST_FAKE_SYNC_ENCRYPTION_HANDLER_H_
#include <string>
#include <vector>
#include "base/compiler_specific.h"
#include "base/observer_list.h"
#include "base/time/time.h"
#include "components/sync/engine/sync_encryption_handler.h"
#include "components/sync/nigori/keystore_keys_handler.h"
#include "components/sync/syncable/directory_cryptographer.h"
#include "components/sync/syncable/nigori_handler.h"
namespace syncer {
// A fake sync encryption handler capable of keeping track of the encryption
// state without opening any transactions or interacting with the nigori node.
// Note that this only performs basic interactions with the cryptographer
// (setting pending keys, installing keys).
// Note: NOT thread safe. If threads attempt to check encryption state
// while another thread is modifying it, races can occur.
class FakeSyncEncryptionHandler : public KeystoreKeysHandler,
public SyncEncryptionHandler,
public syncable::NigoriHandler {
public:
FakeSyncEncryptionHandler();
~FakeSyncEncryptionHandler() override;
// SyncEncryptionHandler implementation.
void AddObserver(Observer* observer) override;
void RemoveObserver(Observer* observer) override;
bool Init() override;
void SetEncryptionPassphrase(const std::string& passphrase) override;
void SetDecryptionPassphrase(const std::string& passphrase) override;
void AddTrustedVaultDecryptionKeys(
const std::vector<std::vector<uint8_t>>& keys) override;
void EnableEncryptEverything() override;
bool IsEncryptEverythingEnabled() const override;
base::Time GetKeystoreMigrationTime() const override;
KeystoreKeysHandler* GetKeystoreKeysHandler() override;
std::string GetLastKeystoreKey() const override;
// NigoriHandler implemenation.
bool ApplyNigoriUpdate(const sync_pb::NigoriSpecifics& nigori,
syncable::BaseTransaction* const trans) override;
void UpdateNigoriFromEncryptedTypes(
sync_pb::NigoriSpecifics* nigori,
const syncable::BaseTransaction* const trans) const override;
const Cryptographer* GetCryptographer(
const syncable::BaseTransaction* const trans) const override;
const DirectoryCryptographer* GetDirectoryCryptographer(
const syncable::BaseTransaction* const trans) const override;
ModelTypeSet GetEncryptedTypes(
const syncable::BaseTransaction* const trans) const override;
PassphraseType GetPassphraseType(
const syncable::BaseTransaction* const trans) const override;
// KeystoreKeysHandler implementation.
bool NeedKeystoreKey() const override;
bool SetKeystoreKeys(const std::vector<std::vector<uint8_t>>& keys) override;
// Own method, used in some tests to manipulate cryptographer directly.
DirectoryCryptographer* GetMutableCryptographer();
private:
base::ObserverList<SyncEncryptionHandler::Observer>::Unchecked observers_;
ModelTypeSet encrypted_types_;
bool encrypt_everything_;
PassphraseType passphrase_type_;
DirectoryCryptographer cryptographer_;
std::vector<uint8_t> keystore_key_;
};
} // namespace syncer
#endif // COMPONENTS_SYNC_TEST_FAKE_SYNC_ENCRYPTION_HANDLER_H_