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// Copyright 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 SYNC_SYNCABLE_NIGORI_HANDLER_H_
#define SYNC_SYNCABLE_NIGORI_HANDLER_H_
#include <string>
#include "sync/base/sync_export.h"
#include "sync/internal_api/public/base/model_type.h"
namespace google {
namespace protobuf {
template <typename T>
class RepeatedPtrField;
}
}
namespace sync_pb {
class NigoriSpecifics;
}
namespace syncer {
namespace syncable {
class BaseTransaction;
// Sync internal interface for dealing with nigori node and querying
// the current set of encrypted types. Not thread safe, so a sync transaction
// must be held by a caller whenever invoking methods.
class SYNC_EXPORT NigoriHandler {
public:
NigoriHandler();
virtual ~NigoriHandler();
// Apply a nigori node update, updating the internal encryption state
// accordingly.
virtual void ApplyNigoriUpdate(
const sync_pb::NigoriSpecifics& nigori,
syncable::BaseTransaction* const trans) = 0;
// Store the current encrypt everything/encrypted types state into |nigori|.
virtual void UpdateNigoriFromEncryptedTypes(
sync_pb::NigoriSpecifics* nigori,
syncable::BaseTransaction* const trans) const = 0;
// Whether a keystore key needs to be requested from the sync server.
virtual bool NeedKeystoreKey(
syncable::BaseTransaction* const trans) const = 0;
// Set the keystore keys the server returned for this account.
// Returns true on success, false otherwise.
virtual bool SetKeystoreKeys(
const google::protobuf::RepeatedPtrField<std::string>& keys,
syncable::BaseTransaction* const trans) = 0;
// Returns the set of currently encrypted types.
virtual ModelTypeSet GetEncryptedTypes(
syncable::BaseTransaction* const trans) const = 0;
};
} // namespace syncable
} // namespace syncer
#endif // SYNC_SYNCABLE_NIGORI_HANDLER_H_
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