components/leveldb_proto/proto/shared_db_metadata.proto

// Copyright 2018 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.

syntax = "proto2";

option optimize_for = LITE_RUNTIME;

package leveldb_proto;

// A proto to for storing metadata related to a SharedProtoDatabase client.
//
// Next tag: 3
message SharedDBMetadataProto {
  // For the global database, this is value increases every time a corruption
  // is discovered, as a way for clients to determine whether there's been a
  // corruption since the last time they checked.
  // For clients, this number is set to the global value when they check their
  // corruption status, to indicate that we don't need to tell them there was
  // a corruption next time they check.
  optional uint64 corruptions = 1;

  // Timestamp for when the database was modified.
  optional uint64 last_modified = 2;
}