/* Copyright (C) 2014 Tal Aloni . All rights reserved. * * You can redistribute this program and/or modify it under the terms of * the GNU Lesser Public License as published by the Free Software Foundation, * either version 3 of the License, or (at your option) any later version. */ using System; using System.Collections.Generic; using System.Text; using Utilities; namespace DiskAccessLibrary { public class MoveExtentOperationBootRecord : RAID5ManagerBootRecord { public Guid VolumeGuid; // offset 16 public ulong NumberOfCommittedSectors; // for an array, this would be the total of all sectors that can be now read from the new array public ulong ExtentID; public ulong OldStartSector; public ulong NewStartSector; public ulong BootRecordBackupSector; public ulong BackupBufferStartSector; public uint BackupBufferSizeLBA; public bool RestoreFromBuffer; public bool RestoreRAID5; public MoveExtentOperationBootRecord() { Operation = RAID5ManagerOperation.MoveExtent; } public MoveExtentOperationBootRecord(byte[] buffer) : base(buffer) { } protected override void ReadOperationParameters(byte[] buffer, int offset) { VolumeGuid = BigEndianConverter.ToGuid(buffer, offset + 0); NumberOfCommittedSectors = BigEndianConverter.ToUInt64(buffer, offset + 16); ExtentID = BigEndianConverter.ToUInt64(buffer, offset + 24); OldStartSector = BigEndianConverter.ToUInt64(buffer, offset + 32); NewStartSector = BigEndianConverter.ToUInt64(buffer, offset + 40); BootRecordBackupSector = BigEndianConverter.ToUInt64(buffer, offset + 48); BackupBufferStartSector = BigEndianConverter.ToUInt64(buffer, offset + 56); BackupBufferSizeLBA = BigEndianConverter.ToUInt32(buffer, offset + 64); RestoreFromBuffer = ByteReader.ReadByte(buffer, offset + 68) == 1; RestoreRAID5 = ByteReader.ReadByte(buffer, offset + 69) == 1; } protected override void WriteOperationParameters(byte[] buffer, int offset) { BigEndianWriter.WriteGuidBytes(buffer, offset + 0, VolumeGuid); BigEndianWriter.WriteUInt64(buffer, offset + 16, NumberOfCommittedSectors); BigEndianWriter.WriteUInt64(buffer, offset + 24, ExtentID); BigEndianWriter.WriteUInt64(buffer, offset + 32, OldStartSector); BigEndianWriter.WriteUInt64(buffer, offset + 40, NewStartSector); BigEndianWriter.WriteUInt64(buffer, offset + 48, BootRecordBackupSector); BigEndianWriter.WriteUInt64(buffer, offset + 56, BackupBufferStartSector); BigEndianWriter.WriteUInt64(buffer, offset + 64, BackupBufferSizeLBA); ByteWriter.WriteByte(buffer, offset + 68, Convert.ToByte(RestoreFromBuffer)); ByteWriter.WriteByte(buffer, offset + 69, Convert.ToByte(RestoreRAID5)); } } }