/// <summary> Sqlite 3 backup pagecount. </summary> /// <exception cref="ArgumentNullException"> Thrown when one or more required arguments are null. </exception> /// <param name="backup"> The backup. </param> /// <returns> An int. </returns> internal int sqlite3_backup_pagecount(SqliteBackupHandle backup) { if (backup == null) { throw new ArgumentNullException(nameof(backup)); } backup.CheckMaintenanceMode(); return(DbProviderOperations.sqlite3_backup_remaining(backup.Backup)); }