mirror of
https://github.com/aaru-dps/Aaru.git
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Added NTFS
git-svn-id: svn://claunia.com/FileSystemIDandChk@9 17725271-3d32-4980-a8cb-9ff532f270ba
This commit is contained in:
@@ -55,6 +55,7 @@
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<Compile Include="PartPlugins\NeXT.cs" />
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<Compile Include="Plugins\BFS.cs" />
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<Compile Include="Plugins\HPFS.cs" />
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<Compile Include="Plugins\NTFS.cs" />
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</ItemGroup>
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<Import Project="$(MSBuildBinPath)\Microsoft.CSharp.targets" />
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<ItemGroup>
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183
FileSystemIDandChk/Plugins/NTFS.cs
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183
FileSystemIDandChk/Plugins/NTFS.cs
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@@ -0,0 +1,183 @@
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using System;
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using System.IO;
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using System.Text;
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using FileSystemIDandChk;
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// Information from Inside Macintosh
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namespace FileSystemIDandChk.Plugins
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{
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class NTFS : Plugin
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{
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public NTFS(PluginBase Core)
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{
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base.Name = "New Technology File System (NTFS)";
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base.PluginUUID = new Guid("33513B2C-1e6d-4d21-a660-0bbc789c3871");
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}
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public override bool Identify(FileStream stream, long offset)
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{
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byte[] eigth_bytes = new byte[8];
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byte signature1, fats_no;
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UInt16 spfat, signature2;
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string oem_name;
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BinaryReader br = new BinaryReader(stream);
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br.BaseStream.Seek(3 + offset, SeekOrigin.Begin);
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eigth_bytes = br.ReadBytes(8);
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oem_name = StringHandlers.CToString(eigth_bytes);
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if(oem_name != "NTFS ")
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return false;
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br.BaseStream.Seek(0x10 + offset, SeekOrigin.Begin);
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fats_no = br.ReadByte();
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if(fats_no != 0)
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return false;
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br.BaseStream.Seek(0x16 + offset, SeekOrigin.Begin);
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spfat = br.ReadUInt16();
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if(spfat != 0)
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return false;
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br.BaseStream.Seek(0x26 + offset, SeekOrigin.Begin);
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signature1 = br.ReadByte();
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if(signature1 != 0x80)
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return false;
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br.BaseStream.Seek(0x1FE + offset, SeekOrigin.Begin);
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signature2 = br.ReadUInt16();
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if(signature2 != 0xAA55)
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return false;
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return true;
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}
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public override void GetInformation (FileStream stream, long offset, out string information)
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{
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information = "";
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StringBuilder sb = new StringBuilder();
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BinaryReader br = new BinaryReader(stream);
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br.BaseStream.Seek(offset, SeekOrigin.Begin);
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NTFS_BootBlock ntfs_bb = new NTFS_BootBlock();
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byte[] oem_name = new byte[8];
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ntfs_bb.jmp1 = br.ReadByte();
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ntfs_bb.jmp2 = br.ReadUInt16();
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oem_name = br.ReadBytes(8);
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ntfs_bb.OEMName = StringHandlers.CToString(oem_name);
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ntfs_bb.bps = br.ReadUInt16();
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ntfs_bb.spc = br.ReadByte();
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ntfs_bb.rsectors = br.ReadUInt16();
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ntfs_bb.fats_no = br.ReadByte();
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ntfs_bb.root_ent = br.ReadUInt16();
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ntfs_bb.sml_sectors = br.ReadUInt16();
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ntfs_bb.media = br.ReadByte();
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ntfs_bb.spfat = br.ReadUInt16();
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ntfs_bb.sptrk = br.ReadUInt16();
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ntfs_bb.heads = br.ReadUInt16();
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ntfs_bb.hsectors = br.ReadUInt32();
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ntfs_bb.big_sectors = br.ReadUInt32();
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ntfs_bb.drive_no = br.ReadByte();
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ntfs_bb.nt_flags = br.ReadByte();
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ntfs_bb.signature1 = br.ReadByte();
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ntfs_bb.dummy = br.ReadByte();
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ntfs_bb.sectors = br.ReadInt64();
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ntfs_bb.mft_lsn = br.ReadInt64();
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ntfs_bb.mftmirror_lsn = br.ReadInt64();
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ntfs_bb.mft_rc_clusters = br.ReadSByte();
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ntfs_bb.dummy2 = br.ReadByte();
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ntfs_bb.dummy3 = br.ReadUInt16();
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ntfs_bb.index_blk_cts = br.ReadSByte();
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ntfs_bb.dummy4 = br.ReadByte();
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ntfs_bb.dummy5 = br.ReadUInt16();
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ntfs_bb.serial_no = br.ReadUInt64();
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br.BaseStream.Seek(430, SeekOrigin.Current);
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ntfs_bb.signature2 = br.ReadUInt16();
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sb.AppendFormat("{0} bytes per sector", ntfs_bb.bps).AppendLine();
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sb.AppendFormat("{0} sectors per cluster ({1} bytes)", ntfs_bb.spc, ntfs_bb.spc*ntfs_bb.bps).AppendLine();
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// sb.AppendFormat("{0} reserved sectors", ntfs_bb.rsectors).AppendLine();
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// sb.AppendFormat("{0} FATs", ntfs_bb.fats_no).AppendLine();
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// sb.AppendFormat("{0} entries in the root folder", ntfs_bb.root_ent).AppendLine();
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// sb.AppendFormat("{0} sectors on volume (small)", ntfs_bb.sml_sectors).AppendLine();
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sb.AppendFormat("Media descriptor: 0x{0:X2}", ntfs_bb.media).AppendLine();
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// sb.AppendFormat("{0} sectors per FAT", ntfs_bb.spfat).AppendLine();
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sb.AppendFormat("{0} sectors per track", ntfs_bb.sptrk).AppendLine();
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sb.AppendFormat("{0} heads", ntfs_bb.heads).AppendLine();
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sb.AppendFormat("{0} hidden sectors before filesystem", ntfs_bb.hsectors).AppendLine();
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// sb.AppendFormat("{0} sectors on volume (big)", ntfs_bb.big_sectors).AppendLine();
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sb.AppendFormat("BIOS drive number: 0x{0:X2}", ntfs_bb.drive_no).AppendLine();
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// sb.AppendFormat("NT flags: 0x{0:X2}", ntfs_bb.nt_flags).AppendLine();
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// sb.AppendFormat("Signature 1: 0x{0:X2}", ntfs_bb.signature1).AppendLine();
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sb.AppendFormat("{0} sectors on volume ({1} bytes)", ntfs_bb.sectors, ntfs_bb.sectors*ntfs_bb.bps).AppendLine();
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sb.AppendFormat("Sectors where $MFT starts: {0}", ntfs_bb.mft_lsn).AppendLine();
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sb.AppendFormat("Sectors where $MFTMirr starts: {0}", ntfs_bb.mftmirror_lsn).AppendLine();
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if (ntfs_bb.mft_rc_clusters > 0)
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sb.AppendFormat("{0} clusters per MFT record ({1} bytes)", ntfs_bb.mft_rc_clusters,
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ntfs_bb.mft_rc_clusters*ntfs_bb.bps*ntfs_bb.spc).AppendLine();
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else
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sb.AppendFormat("{0} bytes per MFT record", 1 << -ntfs_bb.mft_rc_clusters).AppendLine();
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if (ntfs_bb.index_blk_cts > 0)
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sb.AppendFormat("{0} clusters per Index block ({1} bytes)", ntfs_bb.index_blk_cts,
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ntfs_bb.index_blk_cts*ntfs_bb.bps*ntfs_bb.spc).AppendLine();
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else
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sb.AppendFormat("{0} bytes per Index block", 1 << -ntfs_bb.index_blk_cts).AppendLine();
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sb.AppendFormat("Volume serial number: {0:X16}", ntfs_bb.serial_no).AppendLine();
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// sb.AppendFormat("Signature 2: 0x{0:X4}", ntfs_bb.signature2).AppendLine();
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information = sb.ToString();
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}
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private struct NTFS_BootBlock // Sector 0
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{
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// BIOS Parameter Block
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public byte jmp1; // Jump to boot code
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public UInt16 jmp2; // ...;
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public string OEMName; // OEM Name, 8 bytes, space-padded, must be "NTFS "
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public UInt16 bps; // Bytes per sector
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public byte spc; // Sectors per cluster
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public UInt16 rsectors; // Reserved sectors, seems 0
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public byte fats_no; // Number of FATs... obviously, 0
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public UInt16 root_ent; // Number of entries on root directory... 0
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public UInt16 sml_sectors; // Sectors in volume... 0
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public byte media; // Media descriptor
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public UInt16 spfat; // Sectors per FAT... 0
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public UInt16 sptrk; // Sectors per track, required to boot
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public UInt16 heads; // Heads... required to boot
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public UInt32 hsectors; // Hidden sectors before BPB
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public UInt32 big_sectors; // Sectors in volume if > 65535... 0
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public byte drive_no; // Drive number
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public byte nt_flags; // 0
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public byte signature1; // EPB signature, 0x80
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public byte dummy; // Alignment
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// End of BIOS Parameter Block
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// NTFS real superblock
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public Int64 sectors; // Sectors on volume
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public Int64 mft_lsn; // LSN of $MFT
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public Int64 mftmirror_lsn; // LSN of $MFTMirror
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public sbyte mft_rc_clusters; // Clusters per MFT record
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public byte dummy2; // Alignment
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public UInt16 dummy3; // Alignment
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public sbyte index_blk_cts; // Clusters per index block
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public byte dummy4; // Alignment
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public UInt16 dummy5; // Alignment
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public UInt64 serial_no; // Volume serial number
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// End of NTFS superblock, followed by 426 bytes of boot code
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public UInt16 signature2; // 0xAA55
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}
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}
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}
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