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🐛Move checksum initializers to instance constructors.

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This commit is contained in:
Natalia Portillo
2018-02-03 17:39:49 +00:00
parent 4b4671b4ef
commit b50b6c29ca
61 changed files with 1429 additions and 1599 deletions
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51
DiscImageChef.Filesystems/NTFS.cs
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@@ -44,17 +44,15 @@ namespace DiscImageChef.Filesystems
public class NTFS : IFilesystem
{
public FileSystemType XmlFsType { get; private set; }
public Encoding Encoding { get; private set; }
public string Name => "New Technology File System (NTFS)";
public Guid Id => new Guid("33513B2C-1e6d-4d21-a660-0bbc789c3871");
public Encoding Encoding { get; private set; }
public string Name => "New Technology File System (NTFS)";
public Guid Id => new Guid("33513B2C-1e6d-4d21-a660-0bbc789c3871");
public bool Identify(IMediaImage imagePlugin, Partition partition)
{
if(2 + partition.Start >= partition.End) return false;
byte[] eigthBytes = new byte[8];
byte fatsNo;
ushort spFat, signature;
byte[] ntfsBpb = imagePlugin.ReadSector(0 + partition.Start);
@@ -63,23 +61,20 @@ namespace DiscImageChef.Filesystems
if(oemName != "NTFS ") return false;
fatsNo = ntfsBpb[0x010];
byte fatsNo = ntfsBpb[0x010];
ushort spFat = BitConverter.ToUInt16(ntfsBpb, 0x016);
ushort signature = BitConverter.ToUInt16(ntfsBpb, 0x1FE);
if(fatsNo != 0) return false;
spFat = BitConverter.ToUInt16(ntfsBpb, 0x016);
if(spFat != 0) return false;
signature = BitConverter.ToUInt16(ntfsBpb, 0x1FE);
if(spFat != 0) return false;
return signature == 0xAA55;
}
public void GetInformation(IMediaImage imagePlugin, Partition partition, out string information,
Encoding encoding)
Encoding encoding)
{
Encoding = Encoding.Unicode;
Encoding = Encoding.Unicode;
information = "";
StringBuilder sb = new StringBuilder();
@@ -91,7 +86,7 @@ namespace DiscImageChef.Filesystems
NtfsBootBlock ntfsBb = (NtfsBootBlock)Marshal.PtrToStructure(bpbPtr, typeof(NtfsBootBlock));
Marshal.FreeHGlobal(bpbPtr);
sb.AppendFormat("{0} bytes per sector", ntfsBb.bps).AppendLine();
sb.AppendFormat("{0} bytes per sector", ntfsBb.bps).AppendLine();
sb.AppendFormat("{0} sectors per cluster ({1} bytes)", ntfsBb.spc, ntfsBb.spc * ntfsBb.bps).AppendLine();
// sb.AppendFormat("{0} reserved sectors", ntfs_bb.rsectors).AppendLine();
// sb.AppendFormat("{0} FATs", ntfs_bb.fats_no).AppendLine();
@@ -99,8 +94,8 @@ namespace DiscImageChef.Filesystems
// sb.AppendFormat("{0} sectors on volume (small)", ntfs_bb.sml_sectors).AppendLine();
sb.AppendFormat("Media descriptor: 0x{0:X2}", ntfsBb.media).AppendLine();
// sb.AppendFormat("{0} sectors per FAT", ntfs_bb.spfat).AppendLine();
sb.AppendFormat("{0} sectors per track", ntfsBb.sptrk).AppendLine();
sb.AppendFormat("{0} heads", ntfsBb.heads).AppendLine();
sb.AppendFormat("{0} sectors per track", ntfsBb.sptrk).AppendLine();
sb.AppendFormat("{0} heads", ntfsBb.heads).AppendLine();
sb.AppendFormat("{0} hidden sectors before filesystem", ntfsBb.hsectors).AppendLine();
// sb.AppendFormat("{0} sectors on volume (big)", ntfs_bb.big_sectors).AppendLine();
sb.AppendFormat("BIOS drive number: 0x{0:X2}", ntfsBb.drive_no).AppendLine();
@@ -108,7 +103,7 @@ namespace DiscImageChef.Filesystems
// sb.AppendFormat("Signature 1: 0x{0:X2}", ntfs_bb.signature1).AppendLine();
sb.AppendFormat("{0} sectors on volume ({1} bytes)", ntfsBb.sectors, ntfsBb.sectors * ntfsBb.bps)
.AppendLine();
sb.AppendFormat("Cluster where $MFT starts: {0}", ntfsBb.mft_lsn).AppendLine();
sb.AppendFormat("Cluster where $MFT starts: {0}", ntfsBb.mft_lsn).AppendLine();
sb.AppendFormat("Cluster where $MFTMirr starts: {0}", ntfsBb.mftmirror_lsn).AppendLine();
if(ntfsBb.mft_rc_clusters > 0)
@@ -127,18 +122,17 @@ namespace DiscImageChef.Filesystems
if(ntfsBb.jump[0] == 0xEB && ntfsBb.jump[1] > 0x4E && ntfsBb.jump[1] < 0x80 && ntfsBb.signature2 == 0xAA55)
{
XmlFsType.Bootable = true;
XmlFsType.Bootable = true;
Sha1Context sha1Ctx = new Sha1Context();
sha1Ctx.Init();
string bootChk = sha1Ctx.Data(ntfsBb.boot_code, out _);
string bootChk = sha1Ctx.Data(ntfsBb.boot_code, out _);
sb.AppendLine("Volume is bootable");
sb.AppendFormat("Boot code's SHA1: {0}", bootChk).AppendLine();
}
XmlFsType.ClusterSize = ntfsBb.spc * ntfsBb.bps;
XmlFsType.Clusters = ntfsBb.sectors / ntfsBb.spc;
XmlFsType.ClusterSize = ntfsBb.spc * ntfsBb.bps;
XmlFsType.Clusters = ntfsBb.sectors / ntfsBb.spc;
XmlFsType.VolumeSerial = $"{ntfsBb.serial_no:X16}";
XmlFsType.Type = "NTFS";
XmlFsType.Type = "NTFS";
information = sb.ToString();
}
@@ -151,9 +145,11 @@ namespace DiscImageChef.Filesystems
{
// Start of BIOS Parameter Block
/// <summary>0x000, Jump to boot code</summary>
[MarshalAs(UnmanagedType.ByValArray, SizeConst = 3)] public byte[] jump;
[MarshalAs(UnmanagedType.ByValArray, SizeConst = 3)]
public byte[] jump;
/// <summary>0x003, OEM Name, 8 bytes, space-padded, must be "NTFS "</summary>
[MarshalAs(UnmanagedType.ByValArray, SizeConst = 8)] public byte[] oem_name;
[MarshalAs(UnmanagedType.ByValArray, SizeConst = 8)]
public byte[] oem_name;
/// <summary>0x00B, Bytes per sector</summary>
public ushort bps;
/// <summary>0x00D, Sectors per cluster</summary>
@@ -210,7 +206,8 @@ namespace DiscImageChef.Filesystems
/// <summary>0x048, Volume serial number</summary>
public ulong serial_no;
/// <summary>Boot code.</summary>
[MarshalAs(UnmanagedType.ByValArray, SizeConst = 430)] public byte[] boot_code;
[MarshalAs(UnmanagedType.ByValArray, SizeConst = 430)]
public byte[] boot_code;
/// <summary>0x1FE, 0xAA55</summary>
public ushort signature2;
}