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REFACTOR: All refactor in DiscImageChef.Filesystems.

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This commit is contained in:
Natalia Portillo
2017-12-22 08:43:22 +00:00
parent ef2fff0abd
commit c59e424ec8
87 changed files with 3834 additions and 4122 deletions
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96
DiscImageChef.Filesystems/NTFS.cs
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@@ -47,21 +47,21 @@ namespace DiscImageChef.Filesystems
public NTFS()
{
Name = "New Technology File System (NTFS)";
PluginUUID = new Guid("33513B2C-1e6d-4d21-a660-0bbc789c3871");
PluginUuid = new Guid("33513B2C-1e6d-4d21-a660-0bbc789c3871");
CurrentEncoding = Encoding.Unicode;
}
public NTFS(Encoding encoding)
{
Name = "New Technology File System (NTFS)";
PluginUUID = new Guid("33513B2C-1e6d-4d21-a660-0bbc789c3871");
PluginUuid = new Guid("33513B2C-1e6d-4d21-a660-0bbc789c3871");
CurrentEncoding = Encoding.Unicode;
}
public NTFS(ImagePlugin imagePlugin, Partition partition, Encoding encoding)
{
Name = "New Technology File System (NTFS)";
PluginUUID = new Guid("33513B2C-1e6d-4d21-a660-0bbc789c3871");
PluginUuid = new Guid("33513B2C-1e6d-4d21-a660-0bbc789c3871");
CurrentEncoding = Encoding.Unicode;
}
@@ -69,27 +69,26 @@ namespace DiscImageChef.Filesystems
{
if(2 + partition.Start >= partition.End) return false;
byte[] eigth_bytes = new byte[8];
byte fats_no;
ushort spfat, signature;
string oem_name;
byte[] eigthBytes = new byte[8];
byte fatsNo;
ushort spFat, signature;
byte[] ntfs_bpb = imagePlugin.ReadSector(0 + partition.Start);
byte[] ntfsBpb = imagePlugin.ReadSector(0 + partition.Start);
Array.Copy(ntfs_bpb, 0x003, eigth_bytes, 0, 8);
oem_name = StringHandlers.CToString(eigth_bytes);
Array.Copy(ntfsBpb, 0x003, eigthBytes, 0, 8);
string oemName = StringHandlers.CToString(eigthBytes);
if(oem_name != "NTFS ") return false;
if(oemName != "NTFS ") return false;
fats_no = ntfs_bpb[0x010];
fatsNo = ntfsBpb[0x010];
if(fats_no != 0) return false;
if(fatsNo != 0) return false;
spfat = BitConverter.ToUInt16(ntfs_bpb, 0x016);
spFat = BitConverter.ToUInt16(ntfsBpb, 0x016);
if(spfat != 0) return false;
if(spFat != 0) return false;
signature = BitConverter.ToUInt16(ntfs_bpb, 0x1FE);
signature = BitConverter.ToUInt16(ntfsBpb, 0x1FE);
return signature == 0xAA55;
}
@@ -101,63 +100,62 @@ namespace DiscImageChef.Filesystems
StringBuilder sb = new StringBuilder();
byte[] ntfs_bpb = imagePlugin.ReadSector(0 + partition.Start);
byte[] ntfsBpb = imagePlugin.ReadSector(0 + partition.Start);
NTFS_BootBlock ntfs_bb;
IntPtr bpbPtr = Marshal.AllocHGlobal(512);
Marshal.Copy(ntfs_bpb, 0, bpbPtr, 512);
ntfs_bb = (NTFS_BootBlock)Marshal.PtrToStructure(bpbPtr, typeof(NTFS_BootBlock));
Marshal.Copy(ntfsBpb, 0, bpbPtr, 512);
NtfsBootBlock ntfsBb = (NtfsBootBlock)Marshal.PtrToStructure(bpbPtr, typeof(NtfsBootBlock));
Marshal.FreeHGlobal(bpbPtr);
sb.AppendFormat("{0} bytes per sector", ntfs_bb.bps).AppendLine();
sb.AppendFormat("{0} sectors per cluster ({1} bytes)", ntfs_bb.spc, ntfs_bb.spc * ntfs_bb.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();
// sb.AppendFormat("{0} entries in the root folder", ntfs_bb.root_ent).AppendLine();
// sb.AppendFormat("{0} sectors on volume (small)", ntfs_bb.sml_sectors).AppendLine();
sb.AppendFormat("Media descriptor: 0x{0:X2}", ntfs_bb.media).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", ntfs_bb.sptrk).AppendLine();
sb.AppendFormat("{0} heads", ntfs_bb.heads).AppendLine();
sb.AppendFormat("{0} hidden sectors before filesystem", ntfs_bb.hsectors).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}", ntfs_bb.drive_no).AppendLine();
sb.AppendFormat("BIOS drive number: 0x{0:X2}", ntfsBb.drive_no).AppendLine();
// sb.AppendFormat("NT flags: 0x{0:X2}", ntfs_bb.nt_flags).AppendLine();
// sb.AppendFormat("Signature 1: 0x{0:X2}", ntfs_bb.signature1).AppendLine();
sb.AppendFormat("{0} sectors on volume ({1} bytes)", ntfs_bb.sectors, ntfs_bb.sectors * ntfs_bb.bps)
sb.AppendFormat("{0} sectors on volume ({1} bytes)", ntfsBb.sectors, ntfsBb.sectors * ntfsBb.bps)
.AppendLine();
sb.AppendFormat("Cluster where $MFT starts: {0}", ntfs_bb.mft_lsn).AppendLine();
sb.AppendFormat("Cluster where $MFTMirr starts: {0}", ntfs_bb.mftmirror_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(ntfs_bb.mft_rc_clusters > 0)
sb.AppendFormat("{0} clusters per MFT record ({1} bytes)", ntfs_bb.mft_rc_clusters,
ntfs_bb.mft_rc_clusters * ntfs_bb.bps * ntfs_bb.spc).AppendLine();
else sb.AppendFormat("{0} bytes per MFT record", 1 << -ntfs_bb.mft_rc_clusters).AppendLine();
if(ntfs_bb.index_blk_cts > 0)
sb.AppendFormat("{0} clusters per Index block ({1} bytes)", ntfs_bb.index_blk_cts,
ntfs_bb.index_blk_cts * ntfs_bb.bps * ntfs_bb.spc).AppendLine();
else sb.AppendFormat("{0} bytes per Index block", 1 << -ntfs_bb.index_blk_cts).AppendLine();
if(ntfsBb.mft_rc_clusters > 0)
sb.AppendFormat("{0} clusters per MFT record ({1} bytes)", ntfsBb.mft_rc_clusters,
ntfsBb.mft_rc_clusters * ntfsBb.bps * ntfsBb.spc).AppendLine();
else sb.AppendFormat("{0} bytes per MFT record", 1 << -ntfsBb.mft_rc_clusters).AppendLine();
if(ntfsBb.index_blk_cts > 0)
sb.AppendFormat("{0} clusters per Index block ({1} bytes)", ntfsBb.index_blk_cts,
ntfsBb.index_blk_cts * ntfsBb.bps * ntfsBb.spc).AppendLine();
else sb.AppendFormat("{0} bytes per Index block", 1 << -ntfsBb.index_blk_cts).AppendLine();
sb.AppendFormat("Volume serial number: {0:X16}", ntfs_bb.serial_no).AppendLine();
sb.AppendFormat("Volume serial number: {0:X16}", ntfsBb.serial_no).AppendLine();
// sb.AppendFormat("Signature 2: 0x{0:X4}", ntfs_bb.signature2).AppendLine();
xmlFSType = new FileSystemType();
XmlFsType = new FileSystemType();
if(ntfs_bb.jump[0] == 0xEB && ntfs_bb.jump[1] > 0x4E && ntfs_bb.jump[1] < 0x80 &&
ntfs_bb.signature2 == 0xAA55)
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(ntfs_bb.boot_code, out byte[] sha1_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 = ntfs_bb.spc * ntfs_bb.bps;
xmlFSType.Clusters = ntfs_bb.sectors / ntfs_bb.spc;
xmlFSType.VolumeSerial = $"{ntfs_bb.serial_no:X16}";
xmlFSType.Type = "NTFS";
XmlFsType.ClusterSize = ntfsBb.spc * ntfsBb.bps;
XmlFsType.Clusters = ntfsBb.sectors / ntfsBb.spc;
XmlFsType.VolumeSerial = $"{ntfsBb.serial_no:X16}";
XmlFsType.Type = "NTFS";
information = sb.ToString();
}
@@ -166,7 +164,7 @@ namespace DiscImageChef.Filesystems
/// NTFS $BOOT
/// </summary>
[StructLayout(LayoutKind.Sequential, Pack = 1)]
struct NTFS_BootBlock
struct NtfsBootBlock
{
// Start of BIOS Parameter Block
/// <summary>0x000, Jump to boot code</summary>