mirror of
https://github.com/aaru-dps/Aaru.git
synced 2025-12-16 19:24:25 +00:00
Added types, corrected filling, added device parameters and
debug output, now works.
This commit is contained in:
@@ -34,6 +34,7 @@ using System;
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using System.Collections.Generic;
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using System.Runtime.InteropServices;
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using DiscImageChef.CommonTypes;
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using DiscImageChef.Console;
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using DiscImageChef.ImagePlugins;
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namespace DiscImageChef.PartPlugins
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@@ -52,37 +53,69 @@ namespace DiscImageChef.PartPlugins
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{
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partitions = new List<Partition>();
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// TODO: This is not working
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return false;
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byte[] sector = imagePlugin.ReadSector(sectorOffset);
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if(sector.Length < 512)
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return false;
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SGILabel disklabel = BigEndianMarshal.ByteArrayToStructureBigEndian<SGILabel>(sector);
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for(int i = 0; i < disklabel.volume.Length; i++)
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disklabel.volume[i] = BigEndianMarshal.SwapStructureMembersEndian(disklabel.volume[i]);
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for(int i = 0; i < disklabel.partitions.Length; i++)
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disklabel.partitions[i] = BigEndianMarshal.SwapStructureMembersEndian(disklabel.partitions[i]);
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SGILabel dvh = BigEndianMarshal.ByteArrayToStructureBigEndian<SGILabel>(sector);
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for(int i = 0; i < dvh.volume.Length; i++)
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dvh.volume[i] = BigEndianMarshal.SwapStructureMembersEndian(dvh.volume[i]);
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for(int i = 0; i < dvh.partitions.Length; i++)
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dvh.partitions[i] = BigEndianMarshal.SwapStructureMembersEndian(dvh.partitions[i]);
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dvh.device_params = BigEndianMarshal.SwapStructureMembersEndian(dvh.device_params);
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if(disklabel.magic != SGI_MAGIC)
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DicConsole.DebugWriteLine("SGIVH plugin", "dvh.magic = 0x{0:X8} (should be 0x{1:X8})", dvh.magic, SGI_MAGIC);
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if(dvh.magic != SGI_MAGIC)
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return false;
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DicConsole.DebugWriteLine("SGIVH plugin", "dvh.root_part_num = {0}", dvh.root_part_num);
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DicConsole.DebugWriteLine("SGIVH plugin", "dvh.swap_part_num = {0}", dvh.swap_part_num);
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DicConsole.DebugWriteLine("SGIVH plugin", "dvh.boot_file = \"{0}\"", StringHandlers.CToString(dvh.boot_file));
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DicConsole.DebugWriteLine("SGIVH plugin", "dvh.device_params.dp_skew = {0}", dvh.device_params.dp_skew);
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DicConsole.DebugWriteLine("SGIVH plugin", "dvh.device_params.dp_gap1 = {0}", dvh.device_params.dp_gap1);
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DicConsole.DebugWriteLine("SGIVH plugin", "dvh.device_params.dp_gap2 = {0}", dvh.device_params.dp_gap2);
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DicConsole.DebugWriteLine("SGIVH plugin", "dvh.device_params.dp_spares_cyl = {0}", dvh.device_params.dp_spares_cyl);
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DicConsole.DebugWriteLine("SGIVH plugin", "dvh.device_params.dp_cyls = {0}", dvh.device_params.dp_cyls);
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DicConsole.DebugWriteLine("SGIVH plugin", "dvh.device_params.dp_shd0 = {0}", dvh.device_params.dp_shd0);
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DicConsole.DebugWriteLine("SGIVH plugin", "dvh.device_params.dp_trks0 = {0}", dvh.device_params.dp_trks0);
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DicConsole.DebugWriteLine("SGIVH plugin", "dvh.device_params.dp_ctq_depth = {0}", dvh.device_params.dp_ctq_depth);
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DicConsole.DebugWriteLine("SGIVH plugin", "dvh.device_params.dp_cylshi = {0}", dvh.device_params.dp_cylshi);
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DicConsole.DebugWriteLine("SGIVH plugin", "dvh.device_params.dp_secs = {0}", dvh.device_params.dp_secs);
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DicConsole.DebugWriteLine("SGIVH plugin", "dvh.device_params.dp_secbytes = {0}", dvh.device_params.dp_secbytes);
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DicConsole.DebugWriteLine("SGIVH plugin", "dvh.device_params.dp_interleave = {0}", dvh.device_params.dp_interleave);
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DicConsole.DebugWriteLine("SGIVH plugin", "dvh.device_params.dp_flags = {0}", dvh.device_params.dp_flags);
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DicConsole.DebugWriteLine("SGIVH plugin", "dvh.device_params.dp_datarate = {0}", dvh.device_params.dp_datarate);
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DicConsole.DebugWriteLine("SGIVH plugin", "dvh.device_params.dp_nretries = {0}", dvh.device_params.dp_nretries);
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DicConsole.DebugWriteLine("SGIVH plugin", "dvh.device_params.dp_mspw = {0}", dvh.device_params.dp_mspw);
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DicConsole.DebugWriteLine("SGIVH plugin", "dvh.device_params.dp_xgap1 = {0}", dvh.device_params.dp_xgap1);
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DicConsole.DebugWriteLine("SGIVH plugin", "dvh.device_params.dp_xsync = {0}", dvh.device_params.dp_xsync);
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DicConsole.DebugWriteLine("SGIVH plugin", "dvh.device_params.dp_xrdly = {0}", dvh.device_params.dp_xrdly);
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DicConsole.DebugWriteLine("SGIVH plugin", "dvh.device_params.dp_xgap2 = {0}", dvh.device_params.dp_xgap2);
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DicConsole.DebugWriteLine("SGIVH plugin", "dvh.device_params.dp_xrgate = {0}", dvh.device_params.dp_xrgate);
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DicConsole.DebugWriteLine("SGIVH plugin", "dvh.device_params.dp_xwcont = {0}", dvh.device_params.dp_xwcont);
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ulong counter = 0;
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foreach(SGIPartition entry in disklabel.partitions)
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for(int i = 0; i < dvh.partitions.Length; i++)
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{
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Partition part = new Partition()
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DicConsole.DebugWriteLine("SGIVH plugin", "dvh.partitions[{0}].num_blocks = {1}", i, dvh.partitions[i].num_blocks);
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DicConsole.DebugWriteLine("SGIVH plugin", "dvh.partitions[{0}].first_block = {1}", i, dvh.partitions[i].first_block);
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// TODO: Solve big endian marshal with enumerations
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dvh.partitions[i].type = (SGIType)Swapping.Swap((uint)dvh.partitions[i].type);
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DicConsole.DebugWriteLine("SGIVH plugin", "dvh.partitions[{0}].type = {1}", i, dvh.partitions[i].type);
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Partition part = new Partition
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{
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Start = entry.first_block,
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Offset = (entry.first_block * 512),
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Size = entry.num_blocks,
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Length = (entry.num_blocks * 512),
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Type = string.Format("{0}", entry.type),
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Start = (dvh.partitions[i].first_block * dvh.device_params.dp_secbytes) / imagePlugin.GetSectorSize(),
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Offset = (dvh.partitions[i].first_block * dvh.device_params.dp_secbytes),
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Length = (dvh.partitions[i].num_blocks * dvh.device_params.dp_secbytes) / imagePlugin.GetSectorSize(),
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Size = (dvh.partitions[i].num_blocks * dvh.device_params.dp_secbytes),
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Type = TypeToString(dvh.partitions[i].type),
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Sequence = counter,
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Scheme = Name
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};
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if(part.Size > 0)
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if(part.Size > 0 && dvh.partitions[i].type != SGIType.Header && dvh.partitions[i].type != SGIType.Volume)
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{
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partitions.Add(part);
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counter++;
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@@ -98,15 +131,14 @@ namespace DiscImageChef.PartPlugins
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/// <summary></summary>
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public uint magic;
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/// <summary></summary>
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public ushort root_part_num;
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public short root_part_num;
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/// <summary></summary>
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public ushort swap_part_num;
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public short swap_part_num;
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/// <summary></summary>
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[MarshalAs(UnmanagedType.ByValArray, SizeConst = 16)]
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public byte[] boot_file;
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/// <summary></summary>
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[MarshalAs(UnmanagedType.ByValArray, SizeConst = 48)]
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public byte[] device_params;
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public SGIDeviceParameters device_params;
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/// <summary></summary>
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[MarshalAs(UnmanagedType.ByValArray, SizeConst = 15)]
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public SGIVolume[] volume;
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@@ -131,6 +163,69 @@ namespace DiscImageChef.PartPlugins
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public uint num_bytes;
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}
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enum SGIType : uint
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{
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Header = 0,
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TrkRepl = 1,
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SecRepl = 2,
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Swap = 3,
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Bsd = 4,
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SystemV = 5,
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Volume = 6,
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EFS = 7,
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Lvol = 8,
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Rlvol = 9,
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XFS = 0xA,
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Xlvol = 0xB,
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Rxlvol = 0xC,
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Xvm = 0x0D,
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LinuxSwap = 0x82,
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Linux = 0x83,
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LinuxRAID = 0xFD,
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}
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static string TypeToString(SGIType typ)
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{
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switch(typ)
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{
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case SGIType.Header:
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return "Volume header";
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case SGIType.TrkRepl:
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return "Track replacements";
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case SGIType.SecRepl:
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return "Sector replacements";
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case SGIType.Swap:
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return "Raw data (swap)";
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case SGIType.Bsd:
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return "4.2BSD Fast File System";
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case SGIType.SystemV:
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return "UNIX System V";
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case SGIType.Volume:
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return "Whole device";
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case SGIType.EFS:
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return "EFS";
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case SGIType.Lvol:
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return "Logical volume";
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case SGIType.Rlvol:
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return "Raw logical volume";
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case SGIType.XFS:
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return "XFS";
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case SGIType.Xlvol:
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return "XFS log device";
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case SGIType.Rxlvol:
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return "XLV volume";
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case SGIType.Xvm:
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return "SGI XVM";
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case SGIType.LinuxSwap:
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return "Linux swap";
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case SGIType.Linux:
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return "Linux";
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case SGIType.LinuxRAID:
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return "Linux RAID";
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default:
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return "Unknown";
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}
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}
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[StructLayout(LayoutKind.Sequential, Pack = 1)]
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struct SGIPartition
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{
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@@ -139,7 +234,34 @@ namespace DiscImageChef.PartPlugins
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/// <summary></summary>
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public uint first_block;
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/// <summary></summary>
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public uint type;
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public SGIType type;
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}
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struct SGIDeviceParameters
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{
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public byte dp_skew;
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public byte dp_gap1;
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public byte dp_gap2;
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public byte dp_spares_cyl;
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public ushort dp_cyls;
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public ushort dp_shd0;
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public ushort dp_trks0;
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public byte dp_ctq_depth;
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public byte dp_cylshi;
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public ushort dp_unused;
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public ushort dp_secs;
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public ushort dp_secbytes;
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public ushort dp_interleave;
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public uint dp_flags;
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public uint dp_datarate;
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public uint dp_nretries;
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public uint dp_mspw;
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public ushort dp_xgap1;
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public ushort dp_xsync;
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public ushort dp_xrdly;
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public ushort dp_xgap2;
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public ushort dp_xrgate;
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public ushort dp_xwcont;
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}
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}
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}
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