/// <summary> Sqlite 3 backup remaining. </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_remaining(SqliteBackupHandle backup)
{
if (backup == null)
{
throw new ArgumentNullException(nameof(backup));
}
backup.CheckMaintenanceMode();
return(DbProviderOperations.sqlite3_backup_pagecount(backup.Backup));
}
