chromium/components/sync/nigori/nigori_sync_bridge_impl.h

// Copyright 2019 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.

#ifndef COMPONENTS_SYNC_NIGORI_NIGORI_SYNC_BRIDGE_IMPL_H_
#define COMPONENTS_SYNC_NIGORI_NIGORI_SYNC_BRIDGE_IMPL_H_

#include <list>
#include <memory>
#include <optional>
#include <string>
#include <vector>

#include "base/sequence_checker.h"
#include "base/time/time.h"
#include "components/sync/engine/nigori/key_derivation_params.h"
#include "components/sync/engine/nigori/keystore_keys_handler.h"
#include "components/sync/engine/sync_encryption_handler.h"
#include "components/sync/model/conflict_resolution.h"
#include "components/sync/model/model_error.h"
#include "components/sync/nigori/cryptographer_impl.h"
#include "components/sync/nigori/nigori_local_change_processor.h"
#include "components/sync/nigori/nigori_state.h"
#include "components/sync/nigori/nigori_sync_bridge.h"

namespace sync_pb {
class NigoriLocalData;
class NigoriSpecifics;
}  // namespace sync_pb

namespace syncer {

class KeyDerivationParams;
class NigoriStorage;
class PendingLocalNigoriCommit;

// USS implementation of SyncEncryptionHandler.
// This class holds the current Nigori state and processes incoming changes and
// queries:
// 1. Serves observers of SyncEncryptionHandler interface.
// 2. Allows the passphrase manipulations (via SyncEncryptionHandler).
// 3. Communicates local and remote changes with a processor (via
// NigoriSyncBridge).
// 4. Handles keystore keys from a sync server (via KeystoreKeysHandler).
class NigoriSyncBridgeImpl : public KeystoreKeysHandler,
                             public NigoriSyncBridge,
                             public SyncEncryptionHandler { … };

}  // namespace syncer

#endif  // COMPONENTS_SYNC_NIGORI_NIGORI_SYNC_BRIDGE_IMPL_H_