mirror of
https://github.com/aaru-dps/Aaru.git
synced 2025-12-16 19:24:25 +00:00
Refactor and code cleanup.
This commit is contained in:
@@ -32,20 +32,19 @@
|
||||
|
||||
using System;
|
||||
using System.Text;
|
||||
using DiscImageChef;
|
||||
using System.Collections.Generic;
|
||||
|
||||
// Information from VMS File System Internals by Kirby McCoy
|
||||
// ISBN: 1-55558-056-4
|
||||
// With some hints from http://www.decuslib.com/DECUS/vmslt97b/gnusoftware/gccaxp/7_1/vms/hm2def.h
|
||||
// Expects the home block to be always in sector #1 (does not check deltas)
|
||||
// Assumes a sector size of 512 bytes (VMS does on HDDs and optical drives, dunno about M.O.)
|
||||
// Book only describes ODS-2. Need to test ODS-1 and ODS-5
|
||||
// There is an ODS with signature "DECFILES11A", yet to be seen
|
||||
// Time is a 64 bit unsigned integer, tenths of microseconds since 1858/11/17 00:00:00.
|
||||
// TODO: Implement checksum
|
||||
namespace DiscImageChef.Filesystems
|
||||
{
|
||||
// Information from VMS File System Internals by Kirby McCoy
|
||||
// ISBN: 1-55558-056-4
|
||||
// With some hints from http://www.decuslib.com/DECUS/vmslt97b/gnusoftware/gccaxp/7_1/vms/hm2def.h
|
||||
// Expects the home block to be always in sector #1 (does not check deltas)
|
||||
// Assumes a sector size of 512 bytes (VMS does on HDDs and optical drives, dunno about M.O.)
|
||||
// Book only describes ODS-2. Need to test ODS-1 and ODS-5
|
||||
// There is an ODS with signature "DECFILES11A", yet to be seen
|
||||
// Time is a 64 bit unsigned integer, tenths of microseconds since 1858/11/17 00:00:00.
|
||||
// TODO: Implement checksum
|
||||
class ODS : Filesystem
|
||||
{
|
||||
public ODS()
|
||||
@@ -264,7 +263,7 @@ namespace DiscImageChef.Filesystems
|
||||
xmlFSType.ClusterSize = homeblock.cluster * 512;
|
||||
xmlFSType.Clusters = homeblock.cluster;
|
||||
xmlFSType.VolumeName = homeblock.volname;
|
||||
xmlFSType.VolumeSerial = String.Format("{0:X8}", homeblock.serialnum);
|
||||
xmlFSType.VolumeSerial = string.Format("{0:X8}", homeblock.serialnum);
|
||||
if(homeblock.credate > 0)
|
||||
{
|
||||
xmlFSType.CreationDate = DateHandlers.VMSToDateTime(homeblock.credate);
|
||||
@@ -282,85 +281,85 @@ namespace DiscImageChef.Filesystems
|
||||
struct ODSHomeBlock
|
||||
{
|
||||
/// <summary>0x000, LBN of THIS home block</summary>
|
||||
public UInt32 homelbn;
|
||||
public uint homelbn;
|
||||
/// <summary>0x004, LBN of the secondary home block</summary>
|
||||
public UInt32 alhomelbn;
|
||||
public uint alhomelbn;
|
||||
/// <summary>0x008, LBN of backup INDEXF.SYS;1</summary>
|
||||
public UInt32 altidxlbn;
|
||||
public uint altidxlbn;
|
||||
/// <summary>0x00C, High byte contains filesystem version (1, 2 or 5), low byte contains revision (1)</summary>
|
||||
public UInt16 struclev;
|
||||
public ushort struclev;
|
||||
/// <summary>0x00E, Number of blocks each bit of the volume bitmap represents</summary>
|
||||
public UInt16 cluster;
|
||||
public ushort cluster;
|
||||
/// <summary>0x010, VBN of THIS home block</summary>
|
||||
public UInt16 homevbn;
|
||||
public ushort homevbn;
|
||||
/// <summary>0x012, VBN of the secondary home block</summary>
|
||||
public UInt16 alhomevbn;
|
||||
public ushort alhomevbn;
|
||||
/// <summary>0x014, VBN of backup INDEXF.SYS;1</summary>
|
||||
public UInt16 altidxvbn;
|
||||
public ushort altidxvbn;
|
||||
/// <summary>0x016, VBN of the bitmap</summary>
|
||||
public UInt16 ibmapvbn;
|
||||
public ushort ibmapvbn;
|
||||
/// <summary>0x018, LBN of the bitmap</summary>
|
||||
public UInt32 ibmaplbn;
|
||||
public uint ibmaplbn;
|
||||
/// <summary>0x01C, Max files on volume</summary>
|
||||
public UInt32 maxfiles;
|
||||
public uint maxfiles;
|
||||
/// <summary>0x020, Bitmap size in sectors</summary>
|
||||
public UInt16 ibmapsize;
|
||||
public ushort ibmapsize;
|
||||
/// <summary>0x022, Reserved files, 5 at minimum</summary>
|
||||
public UInt16 resfiles;
|
||||
public ushort resfiles;
|
||||
/// <summary>0x024, Device type, ODS-2 defines it as always 0</summary>
|
||||
public UInt16 devtype;
|
||||
public ushort devtype;
|
||||
/// <summary>0x026, Relative volume number (number of the volume in a set)</summary>
|
||||
public UInt16 rvn;
|
||||
public ushort rvn;
|
||||
/// <summary>0x028, Total number of volumes in the set this volume is</summary>
|
||||
public UInt16 setcount;
|
||||
public ushort setcount;
|
||||
/// <summary>0x02A, Flags</summary>
|
||||
public UInt16 volchar;
|
||||
public ushort volchar;
|
||||
/// <summary>0x02C, User ID of the volume owner</summary>
|
||||
public UInt32 volowner;
|
||||
public uint volowner;
|
||||
/// <summary>0x030, Security mask (??)</summary>
|
||||
public UInt32 sec_mask;
|
||||
public uint sec_mask;
|
||||
/// <summary>0x034, Volume permissions (system, owner, group and other)</summary>
|
||||
public UInt16 protect;
|
||||
public ushort protect;
|
||||
/// <summary>0x036, Default file protection, unsupported in ODS-2</summary>
|
||||
public UInt16 fileprot;
|
||||
public ushort fileprot;
|
||||
/// <summary>0x038, Default file record protection</summary>
|
||||
public UInt16 recprot;
|
||||
public ushort recprot;
|
||||
/// <summary>0x03A, Checksum of all preceding entries</summary>
|
||||
public UInt16 checksum1;
|
||||
public ushort checksum1;
|
||||
/// <summary>0x03C, Creation date</summary>
|
||||
public UInt64 credate;
|
||||
public ulong credate;
|
||||
/// <summary>0x044, Window size (pointers for the window)</summary>
|
||||
public byte window;
|
||||
/// <summary>0x045, Directories to be stored in cache</summary>
|
||||
public byte lru_lim;
|
||||
/// <summary>0x046, Default allocation size in blocks</summary>
|
||||
public UInt16 extend;
|
||||
public ushort extend;
|
||||
/// <summary>0x048, Minimum file retention period</summary>
|
||||
public UInt64 retainmin;
|
||||
public ulong retainmin;
|
||||
/// <summary>0x050, Maximum file retention period</summary>
|
||||
public UInt64 retainmax;
|
||||
public ulong retainmax;
|
||||
/// <summary>0x058, Last modification date</summary>
|
||||
public UInt64 revdate;
|
||||
public ulong revdate;
|
||||
/// <summary>0x060, Minimum security class, 20 bytes</summary>
|
||||
public byte[] min_class;
|
||||
/// <summary>0x074, Maximum security class, 20 bytes</summary>
|
||||
public byte[] max_class;
|
||||
/// <summary>0x088, File lookup table FID</summary>
|
||||
public UInt16 filetab_fid1;
|
||||
public ushort filetab_fid1;
|
||||
/// <summary>0x08A, File lookup table FID</summary>
|
||||
public UInt16 filetab_fid2;
|
||||
public ushort filetab_fid2;
|
||||
/// <summary>0x08C, File lookup table FID</summary>
|
||||
public UInt16 filetab_fid3;
|
||||
public ushort filetab_fid3;
|
||||
/// <summary>0x08E, Lowest structure level on the volume</summary>
|
||||
public UInt16 lowstruclev;
|
||||
public ushort lowstruclev;
|
||||
/// <summary>0x090, Highest structure level on the volume</summary>
|
||||
public UInt16 highstruclev;
|
||||
public ushort highstruclev;
|
||||
/// <summary>0x092, Volume copy date (??)</summary>
|
||||
public UInt64 copydate;
|
||||
public ulong copydate;
|
||||
/// <summary>0x09A, 302 bytes</summary>
|
||||
public byte[] reserved1;
|
||||
/// <summary>0x1C8, Physical drive serial number</summary>
|
||||
public UInt32 serialnum;
|
||||
public uint serialnum;
|
||||
/// <summary>0x1CC, Name of the volume set, 12 bytes</summary>
|
||||
public string strucname;
|
||||
/// <summary>0x1D8, Volume label, 12 bytes</summary>
|
||||
@@ -370,9 +369,9 @@ namespace DiscImageChef.Filesystems
|
||||
/// <summary>0x1F0, ODS-2 defines it as "DECFILE11B", 12 bytes</summary>
|
||||
public string format;
|
||||
/// <summary>0x1FC, Reserved</summary>
|
||||
public UInt16 reserved2;
|
||||
public ushort reserved2;
|
||||
/// <summary>0x1FE, Checksum of preceding 255 words (16 bit units)</summary>
|
||||
public UInt16 checksum2;
|
||||
public ushort checksum2;
|
||||
}
|
||||
|
||||
public override Errno Mount()
|
||||
|
||||
Reference in New Issue
Block a user