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[RBF] Use new source generator based big endian marshaller

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Natalia Portillo
2025-10-21 03:41:27 +01:00
parent 12da5f19e5
commit 85fbdd19d9
2 changed files with 53 additions and 50 deletions
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8
Aaru.Filesystems/RBF/Info.cs
View File

@@ -69,8 +69,8 @@ public sealed partial class RBF
if(sector.Length < Marshal.SizeOf<IdSector>()) return false;
IdSector rbfSb = Marshal.ByteArrayToStructureBigEndian<IdSector>(sector);
NewIdSector rbf9000Sb = Marshal.ByteArrayToStructureBigEndian<NewIdSector>(sector);
IdSector rbfSb = Marshal.ByteArrayToStructureBigEndianGenerated<IdSector>(sector);
NewIdSector rbf9000Sb = Marshal.ByteArrayToStructureBigEndianGenerated<NewIdSector>(sector);
AaruLogging.Debug(MODULE_NAME,
Localization.magic_at_0_equals_1_or_2_expected_3_or_4,
@@ -115,8 +115,8 @@ public sealed partial class RBF
if(sector.Length < Marshal.SizeOf<IdSector>()) return;
rbfSb = Marshal.ByteArrayToStructureBigEndian<IdSector>(sector);
rbf9000Sb = Marshal.ByteArrayToStructureBigEndian<NewIdSector>(sector);
rbfSb = Marshal.ByteArrayToStructureBigEndianGenerated<IdSector>(sector);
rbf9000Sb = Marshal.ByteArrayToStructureBigEndianGenerated<NewIdSector>(sector);
AaruLogging.Debug(MODULE_NAME,
Localization.magic_at_0_equals_1_or_2_expected_3_or_4,

95
Aaru.Filesystems/RBF/Structs.cs
View File

@@ -27,6 +27,7 @@
// ****************************************************************************/
using System.Runtime.InteropServices;
using Aaru.CommonTypes.Attributes;
namespace Aaru.Filesystems;
@@ -38,56 +39,57 @@ public sealed partial class RBF
/// <summary>Identification sector. Wherever the sector this resides on, becomes LSN 0.</summary>
[StructLayout(LayoutKind.Sequential, Pack = 1)]
readonly struct IdSector
[SwapEndian]
partial struct IdSector
{
/// <summary>Sectors on disk</summary>
[MarshalAs(UnmanagedType.ByValArray, SizeConst = 3)]
public readonly byte[] dd_tot;
public byte[] dd_tot;
/// <summary>Tracks</summary>
public readonly byte dd_tks;
public byte dd_tks;
/// <summary>Bytes in allocation map</summary>
public readonly ushort dd_map;
public ushort dd_map;
/// <summary>Sectors per cluster</summary>
public readonly ushort dd_bit;
public ushort dd_bit;
/// <summary>LSN of root directory</summary>
[MarshalAs(UnmanagedType.ByValArray, SizeConst = 3)]
public readonly byte[] dd_dir;
public byte[] dd_dir;
/// <summary>Owner ID</summary>
public readonly ushort dd_own;
public ushort dd_own;
/// <summary>Attributes</summary>
public readonly byte dd_att;
public byte dd_att;
/// <summary>Disk ID</summary>
public readonly ushort dd_dsk;
public ushort dd_dsk;
/// <summary>Format byte</summary>
public readonly byte dd_fmt;
public byte dd_fmt;
/// <summary>Sectors per track</summary>
public readonly ushort dd_spt;
public ushort dd_spt;
/// <summary>Reserved</summary>
public readonly ushort dd_res;
public ushort dd_res;
/// <summary>LSN of boot file</summary>
[MarshalAs(UnmanagedType.ByValArray, SizeConst = 3)]
public readonly byte[] dd_bt;
public byte[] dd_bt;
/// <summary>Size of boot file</summary>
public readonly ushort dd_bsz;
public ushort dd_bsz;
/// <summary>Creation date</summary>
[MarshalAs(UnmanagedType.ByValArray, SizeConst = 5)]
public readonly byte[] dd_dat;
public byte[] dd_dat;
/// <summary>Volume name</summary>
[MarshalAs(UnmanagedType.ByValArray, SizeConst = 32)]
public readonly byte[] dd_nam;
public byte[] dd_nam;
/// <summary>Path options</summary>
[MarshalAs(UnmanagedType.ByValArray, SizeConst = 32)]
public readonly byte[] dd_opt;
public byte[] dd_opt;
/// <summary>Reserved</summary>
public readonly byte reserved;
public byte reserved;
/// <summary>Magic number</summary>
public readonly uint dd_sync;
public uint dd_sync;
/// <summary>LSN of allocation map</summary>
public readonly uint dd_maplsn;
public uint dd_maplsn;
/// <summary>Size of an LSN</summary>
public readonly ushort dd_lsnsize;
public ushort dd_lsnsize;
/// <summary>Version ID</summary>
public readonly ushort dd_versid;
public ushort dd_versid;
}
#endregion
@@ -99,56 +101,57 @@ public sealed partial class RBF
/// big or little endian.
/// </summary>
[StructLayout(LayoutKind.Sequential, Pack = 1)]
readonly struct NewIdSector
[SwapEndian]
partial struct NewIdSector
{
/// <summary>Magic number</summary>
public readonly uint rid_sync;
public uint rid_sync;
/// <summary>Disk ID</summary>
public readonly uint rid_diskid;
public uint rid_diskid;
/// <summary>Sectors on disk</summary>
public readonly uint rid_totblocks;
public uint rid_totblocks;
/// <summary>Cylinders</summary>
public readonly ushort rid_cylinders;
public ushort rid_cylinders;
/// <summary>Sectors in cylinder 0</summary>
public readonly ushort rid_cyl0size;
public ushort rid_cyl0size;
/// <summary>Sectors per cylinder</summary>
public readonly ushort rid_cylsize;
public ushort rid_cylsize;
/// <summary>Heads</summary>
public readonly ushort rid_heads;
public ushort rid_heads;
/// <summary>Bytes per sector</summary>
public readonly ushort rid_blocksize;
public ushort rid_blocksize;
/// <summary>Disk format</summary>
public readonly ushort rid_format;
public ushort rid_format;
/// <summary>Flags</summary>
public readonly ushort rid_flags;
public ushort rid_flags;
/// <summary>Padding</summary>
public readonly ushort rid_unused1;
public ushort rid_unused1;
/// <summary>Sector of allocation bitmap</summary>
public readonly uint rid_bitmap;
public uint rid_bitmap;
/// <summary>Sector of debugger FD</summary>
public readonly uint rid_firstboot;
public uint rid_firstboot;
/// <summary>Sector of bootfile FD</summary>
public readonly uint rid_bootfile;
public uint rid_bootfile;
/// <summary>Sector of root directory FD</summary>
public readonly uint rid_rootdir;
public uint rid_rootdir;
/// <summary>Group owner of media</summary>
public readonly ushort rid_group;
public ushort rid_group;
/// <summary>Owner of media</summary>
public readonly ushort rid_owner;
public ushort rid_owner;
/// <summary>Creation time</summary>
public readonly uint rid_ctime;
public uint rid_ctime;
/// <summary>Last write time for this structure</summary>
public readonly uint rid_mtime;
public uint rid_mtime;
/// <summary>Volume name</summary>
[MarshalAs(UnmanagedType.ByValArray, SizeConst = 32)]
public readonly byte[] rid_name;
public byte[] rid_name;
/// <summary>Endian flag</summary>
public readonly byte rid_endflag;
public byte rid_endflag;
/// <summary>Padding</summary>
[MarshalAs(UnmanagedType.ByValArray, SizeConst = 3)]
public readonly byte[] rid_unused2;
public byte[] rid_unused2;
/// <summary>Parity</summary>
public readonly uint rid_parity;
public uint rid_parity;
}
#endregion