1// Copyright 2014 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#include "sync/internal_api/public/util/sync_db_util.h"
6
7#include "base/files/file_path.h"
8#include "base/single_thread_task_runner.h"
9#include "sql/connection.h"
10#include "sync/syncable/directory.h"
11
12namespace syncer {
13
14void CheckSyncDbLastModifiedTime(
15    const base::FilePath& sync_dir,
16    scoped_refptr<base::SingleThreadTaskRunner> callback_runner,
17    base::Callback<void(base::Time)> callback) {
18  const base::FilePath sync_db =
19      sync_dir.Append(syncable::Directory::kSyncDatabaseFilename);
20
21  base::File f(sync_db, base::File::FLAG_OPEN | base::File::FLAG_READ);
22  base::File::Info info;
23  if (!f.IsValid() || !f.GetInfo(&info)) {
24    callback_runner->PostTask(FROM_HERE, base::Bind(callback, base::Time()));
25    return;
26  }
27  f.Close();
28
29  sql::Connection db;
30  if (!db.Open(sync_db) || !db.QuickIntegrityCheck()) {
31    callback_runner->PostTask(FROM_HERE, base::Bind(callback, base::Time()));
32  } else {
33    callback_runner->PostTask(FROM_HERE,
34                              base::Bind(callback, info.last_modified));
35  }
36}
37
38}  // namespace syncer
39