From 1ebbd027274333758fc3517685d81847601db676 Mon Sep 17 00:00:00 2001 From: Daniel Baumann Date: Mon, 15 Apr 2024 19:00:10 +0200 Subject: Adding upstream version 1:5.45. Signed-off-by: Daniel Baumann --- magic/Magdir/virtual | 307 +++++++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 307 insertions(+) create mode 100644 magic/Magdir/virtual (limited to 'magic/Magdir/virtual') diff --git a/magic/Magdir/virtual b/magic/Magdir/virtual new file mode 100644 index 0000000..3372020 --- /dev/null +++ b/magic/Magdir/virtual @@ -0,0 +1,307 @@ + +#------------------------------------------------------------------------------ +# $File: virtual,v 1.17 2022/08/23 08:00:54 christos Exp $ +# From: James Nobis +# Microsoft hard disk images for: +# Virtual Server +# Virtual PC +# VirtualBox +# URL: http://fileformats.archiveteam.org/wiki/VHD_(Virtual_Hard_Disk) +# Reference: https://download.microsoft.com/download/f/f/e/ffef50a5-07dd-4cf8-aaa3-442c0673a029/ +# Virtual%20Hard%20Disk%20Format%20Spec_10_18_06.doc +0 string conectix Microsoft Disk Image, Virtual Server or Virtual PC +# alternative shorter names +#0 string conectix Microsoft Virtual Hard Disk image +#0 string conectix Microsoft Virtual HD image +!:mime application/x-virtualbox-vhd +!:ext vhd +# Features is a bit field used to indicate specific feature support +#>8 ubelong !0x00000002 \b, Features %#x +# Reserved. This bit must always be set to 1. +#>8 ubelong &0x00000002 \b, Reserved %#x +# File Format Version for the current specification 0x00010000 +#>12 ubelong !0x00010000 \b, Version %#8.8x +# Data Offset only found 0x200 +#>16 ubequad !0x200 \b, Data Offset %#llx +#>16 ubequad x \b, at %#llx +# Dynamic Disk Header cookie like cxsparse +#>(16.Q) string x "%-.8s" +# This field contains a Unicode string (UTF-16) of the parent hard disk filename +#>(16.Q+64) ubequad x \b, parent name %#llx +# Creator Application +# vpc~Microsoft Virtual PC, vs~Microsoft Virtual Server, vbox~VirtualBox, d2v~disk2vhd +>28 string x \b, Creator %-4.4s +# Creator Version: 0x00010000~Virtual Server 2004, 0x00050000~Virtual PC 2004 +# holds the major/minor version of the application that created the image +>32 ubeshort x %x +>34 ubeshort x \b.%x +#>32 ubelong x \b, Version %#8.8x +# Creator Host OS: 0x5769326B~Windows (Wi2k), 0x4D616320~Macintosh (Mac) +>36 ubelong x ( +>>36 ubelong 0x5769326B \bW2k +>>36 ubelong 0x4D616320 \bMac +>>36 default x \b0x +>>>36 ubelong x \b%8.8x +# creation Time in seconds since 1 Jan 2000 UTC~946684800 sec. since Unix Epoch +>24 bedate+946684800 x \b) %s +# Original Size +#>40 ubequad x \b, o.-Size %#llx +# Current Size is same as original size, but change when disk is expanded +#>48 ubequad x \b, Size %#llx +>48 ubequad x \b, %llu bytes +# Disk Geometry: cylinder, heads, and sectors/track for hard disk +#>56 ubeshort x \b, Cylinder %#x +>56 ubeshort x \b, CHS %u +# Heads +#>58 ubyte x \b, Heads %#x +>58 ubyte x \b/%u +# Sectors per track +#>59 ubyte x \b, Sectors %#x +>59 ubyte x \b/%u +# Disk Type: 3~Dynamic hard disk +>60 ubelong !0x3 \b, type %#x +# Checksum +#>64 ubelong x \b, cksum %#x +# universally unique identifier (UUID) to associate a parent with its differencing image +#>68 ubequad x \b, id %#16.16llx +#>76 ubequad x \b-%16.16llx +# Saved State: 1~Saved State +>84 ubyte !0 \b, State %#x +# Reserved 427 bytes with nils +#>85 ubequad !0 \b, Reserved %#16.16llx + +# From: Joerg Jenderek +# URL: https://msdn.microsoft.com/en-us/library/mt740058.aspx +# Reference: https://winprotocoldoc.blob.core.windows.net/productionwindowsarchives/ +# MS-VHDX/[MS-VHDX].pdf +# Note: extends the VHD format with new capabilities, such as a 16TB maximum size +# TODO: find and display values like virtual size, disk size, cluster_size, etc +# display id in GUID format +# +# VHDX_FILE_IDENTIFIER signature 0x656C696678646876 +0 string vhdxfile +# VHDX_HEADER signature. 1 header is stored at offset 64KB and the other at 128KB +>0x10000 string head Microsoft Disk Image eXtended +#>0x20000 string head \b, 2nd header +#!:mime application/x-virtualbox-vhdx +!:ext vhdx +# Creator[256] like "QEMU v3.0.0", "Microsoft Windows 6.3.9600.18512" +>>8 lestring16 x \b, by %.256s +# The Checksum field is a CRC-32C hash over the entire 4 KB structure +#>>0x10004 ulelong x \b, CRC %#x +# SequenceNumber +>>0x10008 ulequad x \b, sequence %#llx +# FileWriteGuid +#>>0x10010 ubequad x \b, file id %#llx +#>>>0x10018 ubequad x \b-%llx +# DataWriteGuid +#>>0x10020 ubequad x \b, data id %#llx +#>>>0x10028 ubequad x \b-%llx +# LogGuid. If this field is zero, then the log is empty or has no valid entries +>>0x10030 ubequad >0 \b, log id %#llx +>>>0x10038 ubequad x \b-%llx +# LogVersion. If not 0 there is a log to replay +>>0x10040 uleshort >0 \b, LogVersion %#x +# Version. This field must be set to 1 +>>0x10042 uleshort !1 \b, Version %#x +# LogLength must be multiples of 1 MB +>>0x10044 ulelong/1048576 >1 \b, LogLength %u MB +# LogOffset (normally 0x100000 when log direct after header); multiples of 1 MB +>>0x10048 ulequad !0x100000 \b, LogOffset %#llx +# Log Entry Signature must be 0x65676F6C~loge +>>(0x10048.q) ulelong !0x65676F6C \b, NO Log Signature +>>(0x10048.q) ulelong =0x65676F6C \b; LOG +# Log Entry Checksum +#>>>(0x10048.q+4) ulelong x \b, Log CRC %#x +# Log Entry Length must be a multiple of 4 KB +>>>(0x10048.q+8) ulelong/1024 >4 \b, EntryLength %u KB +# Log Entry Tail must be a multiple of 4 KB +#>>>(0x10048.q+12) ulelong x \b, Tail %#x +# Log Entry SequenceNumber +#>>>(0x10048.q+16) ulequad x \b, # %#llx +# Log Entry DescriptorCount may be zero. only 4 bytes in other docs instead 8 +#>>>(0x10048.q+24) ulelong x \b, DescriptorCount %#llx +# Log Entry Reserved must be set to 0 +>>>(0x10048.q+28) ulelong !0 \b, Reserved %#x +# Log Entry LogGuid +#>>>(0x10048.q+32) ubequad x \b, Log id %#llx +#>>>(0x10048.q+40) ubequad x \b-%llx +# Log Entry FlushedFileOffset should VHDX size when entry is written. +#>>>(0x10048.q+48) ulequad x \b, FlushedFileOffset %llu +# Log Entry LastFileOffset +#>>>(0x10048.q+56) ulequad x \b, LastFileOffset %llu +# filling +#>>>(0x10048.q+64) ulequad >0 \b, filling %llx +# Reserved[4016] +#>>0x10050 ulequad >0 \b, Reserved %#llx +# VHDX_REGION_TABLE_HEADER Signature 0x69676572~regi at offset 192 KB and 256 KB +>0x30000 ulelong !0x69676572 \b, 1st region INVALID +>0x30000 ulelong =0x69676572 \b; region +# region Checksum. CRC-32C hash over the entire 64-KB table +#>>0x30004 ulelong x \b, CRC %#x +# The EntryCount specifies number of valid entries; Found 2; This must be =< 2047. +>>0x30008 ulelong x \b, %u entries +# reserved must be zero +#>>0x3000C ulelong !0 \b, RESERVED %#x +# Region Table Entry starts with identifier for the object. often BAT id +>>0x30010 use vhdx-id +# FileOffset +>>0x30020 ulequad x \b, at %#llx +# Length. Specifies the length of the object within the file +#>>0x30028 ulelong x \b, Length %#x +# 1 means region entry is required. if region not recognized, then REFUSE to load VHDX +>>0x3002C ulelong x \b, Required %u +# 2nd region entry often metadata id +>>0x30030 use vhdx-id +# 2nd entry FileOffset +>>0x30040 ulequad x \b, at %#llx +# 1 means region entry is required. if region not recognized, then REFUSE to load VHDX +>>0x3004C ulelong x \b, Required %u +# 2nd region +>>0x40000 ulelong !0x69676572 \b, 2nd region INVALID +# check in vhdx images for known id and show names instead hexadecimal +0 name vhdx-id +# https://www.windowstricks.in/online-windows-guid-converter +# 2DC27766-F623-4200-9D64-115E9BFD4A08 BAT GUID +# 6677C22D23F600429D64115E9BFD4A08 BAT ID +>0 ubequad =0x6677C22D23F60042 +>>8 ubequad =0x9D64115E9BFD4A08 \b, id BAT +# no BAT id +>>8 default x +>>>0 use vhdx-id-hex +# 8B7CA206-4790-4B9A-B8FE-575F050F886E Metadata region GUID +# 06A27C8B90479A4BB8FE575F050F886E Metadata region ID +>0 ubequad =0x06A27C8B90479A4B +>>8 ubequad =0xB8FE575F050F886E \b, id Metadata +# no Metadata id +>>8 default x +>>>0 use vhdx-id-hex +# 2FA54224-CD1B-4876-B211-5DBED83BF4B8 Virtual Disk Size GUID +# 2442A52F1BCD7648B2115DBED83BF4B8 Virtual Disk Size ID +# value "virtual size" can be verified by command `qemu-img info ` +>0 ubequad =0x2442A52F1BCD7648 +>>8 ubequad =0xB2115DBED83BF4B8 \b, id vsize +# no Virtual Disk Size ID +>>8 default x +>>>0 use vhdx-id-hex +# other ids +>0 default x +>>0 use vhdx-id-hex +# in vhdx images show id as hexadecimal +0 name vhdx-id-hex +>0 ubequad x \b, ID %#16.16llx +>8 ubequad x \b-%16.16llx +# +# libvirt +# From: Philipp Hahn +0 string LibvirtQemudSave Libvirt QEMU Suspend Image +>0x10 lelong x \b, version %u +>0x14 lelong x \b, XML length %u +>0x18 lelong 1 \b, running +>0x1c lelong 1 \b, compressed + +0 string LibvirtQemudPart Libvirt QEMU partial Suspend Image +# From: Alex Beregszaszi +0 string/b COWD VMWare3 +>4 byte 3 disk image +>>32 lelong x (%d/ +>>36 lelong x \b%d/ +>>40 lelong x \b%d) +>4 byte 2 undoable disk image +>>32 string >\0 (%s) + +0 string/b VMDK VMware4 disk image +0 string/b KDMV VMware4 disk image + +#-------------------------------------------------------------------- +# Qemu Emulator Images +# Lines written by Friedrich Schwittay (f.schwittay@yousable.de) +# Updated by Adam Buchbinder (adam.buchbinder@gmail.com) +# Made by reading sources, reading documentation, and doing trial and error +# on existing QCOW files +0 string/b QFI\xFB QEMU QCOW Image +!:mime application/x-qemu-disk + +# Uncomment the following line to display Magic (only used for debugging +# this magic number) +#>0 string/b x , Magic: %s + +# There are currently 2 Versions: "1" and "2". +# https://www.gnome.org/~markmc/qcow-image-format-version-1.html +>4 belong x (v%d) + +# Using the existence of the Backing File Offset to determine whether +# to read Backing File Information +>>12 belong >0 \b, has backing file ( +# Note that this isn't a null-terminated string; the length is actually +# (16.L). Assuming a null-terminated string happens to work usually, but it +# may spew junk until it reaches a \0 in some cases. +>>>(12.L) string >\0 \bpath %s + +# Modification time of the Backing File +# Really useful if you want to know if your backing +# file is still usable together with this image +>>>>20 bedate >0 \b, mtime %s) +>>>>20 default x \b) + +# Size is stored in bytes in a big-endian u64. +>>24 bequad x \b, %lld bytes + +# 1 for AES encryption, 0 for none. +>>36 belong 1 \b, AES-encrypted + +# https://www.gnome.org/~markmc/qcow-image-format.html +>4 belong 2 (v2) +# Using the existence of the Backing File Offset to determine whether +# to read Backing File Information +>>8 bequad >0 \b, has backing file +# Note that this isn't a null-terminated string; the length is actually +# (16.L). Assuming a null-terminated string happens to work usually, but it +# may spew junk until it reaches a \0 in some cases. Also, since there's no +# .Q modifier, we just use the bottom four bytes as an offset. Note that if +# the file is over 4G, and the backing file path is stored after the first 4G, +# the wrong filename will be printed. (This should be (8.Q), when that syntax +# is introduced.) +>>>(12.L) string >\0 (path %s) +>>24 bequad x \b, %lld bytes +>>32 belong 1 \b, AES-encrypted + +>4 belong 3 (v3) +# Using the existence of the Backing File Offset to determine whether +# to read Backing File Information +>>8 bequad >0 \b, has backing file +# Note that this isn't a null-terminated string; the length is actually +# (16.L). Assuming a null-terminated string happens to work usually, but it +# may spew junk until it reaches a \0 in some cases. Also, since there's no +# .Q modifier, we just use the bottom four bytes as an offset. Note that if +# the file is over 4G, and the backing file path is stored after the first 4G, +# the wrong filename will be printed. (This should be (8.Q), when that syntax +# is introduced.) +>>>(12.L) string >\0 (path %s) +>>24 bequad x \b, %lld bytes +>>32 belong 1 \b, AES-encrypted + +>4 default x (unknown version) + +0 string/b QEVM QEMU suspend to disk image + +# QEMU QED Image +# https://wiki.qemu.org/Features/QED/Specification +0 string/b QED\0 QEMU QED Image + +# VDI Image +# Sun xVM VirtualBox Disk Image +# From: Richard W.M. Jones +# VirtualBox Disk Image +0x40 ulelong 0xbeda107f VirtualBox Disk Image +>0x44 uleshort >0 \b, major %u +>0x46 uleshort >0 \b, minor %u +>0 string >\0 (%s) +>368 lequad x \b, %lld bytes + +0 string/b Bochs\ Virtual\ HD\ Image Bochs disk image, +>32 string x type %s, +>48 string x subtype %s + +0 lelong 0x02468ace Bochs Sparse disk image + -- cgit v1.2.3