file/debian/patches/cherry-pick.FILE5_29-23-gc8ef8f4.combined.patch

Subject: Combined patch of all commits since the 5.29 release
Origin: FILE5_29..FILE5_29-23-gc8ef8f4
Upstream-Author: Christos Zoulas <christos@zoulas.com>
Date: Sat Dec 10 14:21:29 2016 +0000

--- a/ChangeLog
+++ b/ChangeLog
@@ -1,6 +1,11 @@
+2016-11-06  10:52  Christos Zoulas <christos@zoulas.com>
+
+	* Allow @@@ in extensions
+	* Add missing overflow check in der magic (Jonas Wagner)
+
 2016-10-25  10:40  Christos Zoulas <christos@zoulas.com>
 	
-	* release 5.28
+	* release 5.29
 
 2016-10-24  11:20  Christos Zoulas <christos@zoulas.com>
 
--- a/doc/magic.man
+++ b/doc/magic.man
@@ -7,7 +7,7 @@
 .Nm magic
 .Nd file command's magic pattern file
 .Sh DESCRIPTION
-This manual page documents the format of the magic file as
+This manual page documents the format of magic files as
 used by the
 .Xr file __CSECTION__
 command, version __VERSION__.
@@ -17,13 +17,19 @@
 among other tests,
 a test for whether the file contains certain
 .Dq "magic patterns" .
-The file
-.Pa __MAGIC__
-specifies what patterns are to be tested for, what message or
+The database of these
+.Dq "magic patterns"
+is usually located in a binary file in
+.Pa __MAGIC__.mgc
+or a directory of source text magic pattern fragment files in
+.Pa __MAGIC__ .
+The database specifies what patterns are to be tested for, what message or
 MIME type to print if a particular pattern is found,
 and additional information to extract from the file.
 .Pp
-Each line of the file specifies a test to be performed.
+The format of the source fragment files that are used to build this database
+is as follows:
+Each line of a fragment file specifies a test to be performed.
 A test compares the data starting at a particular offset
 in the file with a byte value, a string or a numeric value.
 If the test succeeds, a message is printed.
--- a/magic/Magdir/audio
+++ b/magic/Magdir/audio
@@ -469,6 +469,8 @@
 >>20	byte&0xe		0xc		\b, 7 channels
 >>20	byte&0xe		0xe		\b, 8 channels
 # some common sample rates
+>>17	belong&0xfffff0		0x2ee000	\b, 192 kHz
+>>17	belong&0xfffff0		0x158880	\b, 88.2 kHz
 >>17	belong&0xfffff0		0x0ac440	\b, 44.1 kHz
 >>17	belong&0xfffff0		0x0bb800	\b, 48 kHz
 >>17	belong&0xfffff0		0x07d000	\b, 32 kHz
--- a/magic/Magdir/console
+++ b/magic/Magdir/console
@@ -617,6 +617,52 @@
 >0x218	belong	0x5D1C9EA3	Nintendo Wii disc image (WBFS format):
 >>0x200	use	nintendo-gcn-disc-common
 
+# Type: Nintendo GameCube/Wii disc image (CISO format)
+# NOTE: This is NOT the same as Compact ISO or PSP CISO,
+# though it has the same magic number.
+0		string	CISO
+# Other fields are used to determine what type of CISO this is:
+# - 0x04 == 0x00200000: GameCube/Wii CISO (block_size)
+# - 0x10 == 0x00000800: PSP CISO (ISO-9660 sector size)
+# - None of the above: Compact ISO.
+>4		lelong	0x200000
+>>8		byte	1
+>>>0x801C	belong	0xC2339F3D	Nintendo GameCube disc image (CISO format):
+>>>>0x8000	use	nintendo-gcn-disc-common
+>>>0x8018	belong	0x5D1C9EA3	Nintendo Wii disc image (CISO format):
+>>>>0x8000	use	nintendo-gcn-disc-common
+
+# Type: Nintendo GameCube/Wii disc image (GCZ format)
+# Due to zlib compression, we can't get the actual disc information.
+0	lelong	0xB10BC001
+>4	lelong	0		Nintendo GameCube disc image (GCZ format)
+>4	lelong	1		Nintendo Wii disc image (GCZ format)
+>4	lelong	>1		Nintendo GameCube/Wii disc image (GCZ format)
+
+# Type: Nintendo GameCube/Wii disc image (WDF format)
+0		string	WII\001DISC
+>8		belong	1
+# WDFv1
+>>0x54		belong	0xC2339F3D	Nintendo GameCube disc image (WDFv1 format):
+>>>0x38		use	nintendo-gcn-disc-common
+>>0x58		belong	0x5D1C9EA3	Nintendo Wii disc image (WDFv1 format):
+>>>0x38		use	nintendo-gcn-disc-common
+>8		belong	2
+# WDFv2
+>>(12.L+0x1C)	belong	0xC2339F3D	Nintendo GameCube disc image (WDFv2 format):
+>>>(12.L)	use	nintendo-gcn-disc-common
+>>(12.L+0x18)	belong	0x5D1C9EA3	Nintendo Wii disc image (WDFv2 format):
+>>>(12.L)	use	nintendo-gcn-disc-common
+
+# Type: Nintendo GameCube/Wii disc image (WIA format)
+0	string	WIA\001	Nintendo
+>0x48	belong	0	GameCube/Wii
+>0x48	belong	1	GameCube
+>0x48	belong	2	Wii
+>0x48	belong	>2	GameCube/Wii
+>0x48	belong	x	disc image (WIA format):
+>>0x58	use	nintendo-gcn-disc-common
+
 #------------------------------------------------------------------------------
 # Nintendo 3DS file formats.
 #
@@ -750,3 +796,17 @@
 #
 0	string	g\ GCE	Vectrex ROM image
 >0x11	string	>\0	\b: "%.16s"
+
+#------------------------------------------------------------------------------
+# amiibo: file(1) magic for Nintendo amiibo NFC dumps.
+# From: David Korth <gerbilsoft@gerbilsoft.com>
+# Reference: https://www.3dbrew.org/wiki/Amiibo
+0x00		byte	0x04
+>0x0A		beshort	0x0FE0
+>>0x0C		belong	0xF110FFEE
+>>>0x208	beshort	0x0100
+>>>>0x020A	byte	0x0F
+>>>>>0x020C	bequad	0x000000045F000000
+>>>>>>0x5B	byte	0x02
+>>>>>>>0x54	belong	x	Nintendo amiibo NFC dump - amiibo ID: %08X-
+>>>>>>>0x58	belong	x	\b%08X
--- a/magic/Magdir/filesystems
+++ b/magic/Magdir/filesystems
@@ -1949,7 +1949,19 @@
 >0	use cdrom
 
 # .cso files
-0    string    CISO	Compressed ISO CD image
+# Reference: http://pismotec.com/ciso/ciso.h
+# NOTE: There are two other formats with the same magic but
+# completely incompatible specifications:
+# - GameCube/Wii CISO: https://github.com/dolphin-emu/dolphin/blob/master/Source/Core/DiscIO/CISOBlob.h
+# - PSP CISO: https://github.com/jamie/ciso/blob/master/ciso.h
+0    string    CISO
+# Other fields are used to determine what type of CISO this is:
+# - 0x04 == 0x00200000: GameCube/Wii CISO (block_size)
+# - 0x10 == 0x00000800: PSP CISO (ISO-9660 sector size)
+# - None of the above: Compact ISO.
+>4	lelong	!0
+>>4	lelong	!0x200000
+>>>0x10	lelong	!0x800		Compressed ISO CD image
 
 # cramfs filesystem - russell@coker.com.au
 0       lelong    0x28cd3d45      Linux Compressed ROM File System data, little endian
--- a/magic/Magdir/fonts
+++ b/magic/Magdir/fonts
@@ -100,9 +100,11 @@
 
 # X11 fonts, from Daniel Quinlan (quinlan@yggdrasil.com)
 # PCF must come before SGI additions ("MIPSEL MIPS-II COFF" collides)
-0	string		\001fcp			X11 Portable Compiled Font data
->12	byte		0x02			\b, LSB first
->12	byte		0x0a			\b, MSB first
+0	string		\001fcp			X11 Portable Compiled Font data,
+>12	lelong		^0x08			bit: LSB,
+>12	lelong		&0x08			bit: MSB,
+>12	lelong		^0x04			byte: LSB first
+>12	lelong		&0x04			byte: MSB first
 0	string		D1.0\015		X11 Speedo font data
 
 #------------------------------------------------------------------------------
--- /dev/null
+++ b/magic/Magdir/gpu
@@ -0,0 +1,16 @@
+
+#------------------------------------------------------------------------------
+# $File: images,v 1.118 2016/11/08 02:58:21 christos Exp $
+# gpu: file(1) magic for GPU input files
+
+# Standard Portable Intermediate Representation (SPIR)
+# Documentation: https://www.khronos.org/spir
+# Typical file extension: .spv
+
+0	belong	0x07230203	Khronos SPIR-V binary, big-endian
+>4	belong	x		\b, version 0x%08x
+>8	belong	x		\b, generator 0x%08x
+
+0	lelong	0x07230203      Khronos SPIR-V binary, little-endian
+>4	lelong	x		\b, version 0x%08x
+>8	lelong	x		\b, generator 0x%08x
--- a/magic/Magdir/icc
+++ b/magic/Magdir/icc
@@ -11,41 +11,204 @@
 #	http://www.color.org/specification/ICC1v43_2010-12.pdf
 #
 # for Specification ICC.1:2010 (Profile version 4.3.0.0).
+# URL: http://fileformats.archiveteam.org/wiki/ICC_profile
+# Reference: http://www.color.org/iccmax/ICC.2-2016-7.pdf
+# Update: Joerg Jenderek
 #
 # Bytes 36 to 39 contain a generic profile file signature of "acsp";
 # bytes 40 to 43 "may be used to identify the primary platform/operating
 # system framework for which the profile was created".
 #
-# There are other fields that might be worth dumping as well.
-#
+#	check and display ICC/ICM color profile
+0	name	color-profile
+>36	string		acsp		
+# skip ASCII like Cognacspirit.txt by month <= 12
+>>26	ubeshort	<13		
+# platform/operating system. Only 5 mentioned
 
+#
 # This appears to be what's used for Apple ColorSync profiles.
 # Instead of adding that, Apple just changed the generic "acsp" entry
 # to be for "ColorSync ICC Color Profile" rather than "Kodak Color
 # Management System, ICC Profile".
 # Yes, it's "APPL", not "AAPL"; see the spec.
-36	string		acspAPPL	ColorSync ICC Profile
-!:mime	application/vnd.iccprofile
+>>>40	string		APPL		ColorSync
 
 # Microsoft ICM color profile
-36	string		acspMSFT	Microsoft ICM Color Profile
-!:mime	application/vnd.iccprofile
+>>>40	string		MSFT		Microsoft
 
 # Yes, that's a blank after "SGI".
-36	string		acspSGI\ 	SGI ICC Profile
-!:mime	application/vnd.iccprofile
+>>>40	string		SGI\ 		SGI
 
 # XXX - is this what's used for the Sun KCMS or not?  The standard file
 # uses just "acsp" for that, but Apple's file uses it for "ColorSync",
 # and there *is* an identified "primary platform" value of SUNW.
-36	string		acspSUNW	Sun KCMS ICC Profile
+>>>40	string		SUNW		Sun KCMS
+
+# 5th platform
+>>>40	string		TGNT		Taligent
+
+# remaing "l" "e" of "color profile" printed later to avoid error
+>>>40	string		x 		color profi
+#>>>40	string		x		(%.4s)
 !:mime	application/vnd.iccprofile
+# for "ICM" extension only versions 2.x and for Kodak "CC" 2.0 is found
+>>>8	ubyte		=2		
+# do not use empty message text to a avoid error like
+# icc, 82: Warning: Current entry does not yet have a description for adding a EXTENSION type
+# file.exe: could not find any valid magic files!
+>>>>9	ubyte		!0		\ble
+!:ext	icc/icm
+# minor version
+>>>>9	ubyte		=0		\bl
+# Kodak colour management system
+>>>>>4	string		=KCMS		\be
+!:ext	icc/icm/cc
+>>>>>4	string		!KCMS		\be
+!:ext	icc/icm
+>>>8	ubyte		!2		\ble
+!:ext	icc
+# Profile version major.4bit-minor.sub1.sub2 like 4.3.0.0 (04300000h)
+>>>8	ubyte		x		%u
+>>>9	ubyte/16	x		\b.%u
+# reserved and shall be null but 205.205 in umx1220u.icm
+>>>10	ubyte		>0		\b.%u
+>>>>11	ubyte		>0		\b.%u
+# preferred colour management module like appl CCMS KCMS Lino UCCM "Win " "FF  "
+# skip space like in brmsl08f.icm and null like in brmsl09f.icm, brmsl07f.icm
+>>>4	string		>\ 		\b, type %.2s
+>>>>6	string		>\  		\b%.1s
+>>>>>7	string		>\  		\b%.1s
+# colour space "XYZ " "Lab " "RGB " CMYK GRAY ...
+>>>16	string		x		\b, %.3s
+>>>19	string		>\  		\b%.1s
+# Profile Connection Space (PCS) field usually "XYZ " or "Lab " but sometimes
+# null or CMYK like in ISOcoated_v2_to_PSOcoated_v3_DeviceLink.icc
+>>>20	string		>\0		\b/%.3s
+>>>>23	string		>\ 		\b%.1s
+# eleven device classes
+>>>12	string		x		\b-%.4s device
+# skip 00001964h in hpf69000.icc or 0h in XRDC50Q.ICM or " ROT" in brmsl05f.icm
+>>>52	string		>\ 		
+# skip "none" model like in "Trinitron Compatible 9300K G2.2.icm"
+>>>>52	ubelong		!0x6e6f6e65	
+# device manufacturer field like "HP  " "IBM " EPSO
+>>>>>48	string		x		\b, %.2s
+>>>>>50	string		>\  		\b%.1s
+>>>>>51	string		>\  		\b%.1s
+# model like "ADI " "A265" and skip 20000404h in IS330.icm for RICOH RUSSIAN-SC
+>>>>>52	string		>\ \  		\b/%.3s
+>>>>>>55 string		>\  		\b%.1s
+>>>>>52	string		x		model
+# creator (often same as manufacture) like HP SONY XROX or null like in A925A.icm
+>>>80	string		>\0		by %.2s
+>>>>82	string		>\  		\b%.1s
+>>>>>83	string		>\  		\b%.1s
+# profile size
+>>>0	ubelong		x		\b, %u bytes
+# skip invalid date 0 like in linearSRGB.icc
+>>>24	ubequad		!0		
+# datetime dd-mm-yyyy hh:mm:ss
+>>>>28	ubeshort	x		\b, %u
+# month <= 12
+>>>>26	ubeshort	x		\b-%u
+# year
+>>>>24	ubeshort	x		\b-%u
+# do not display midnight time like in CNHP8308.ICC
+>>>>30	ubequad&0xFFffFFffFFff0000	!0
+# hour <= 24
+>>>>>30	ubeshort	x		%u
+# minutes <= 59
+>>>>>32	ubeshort	x		\b:%.2u
+# seconds <= 59
+>>>>>34	ubeshort	x		\b:%.2u
+# vendor specific flags like 2 in HPCLJ5.ICM
+>>>44	ubeshort	>0		\b, 0x%x vendor flags
+# profile flags bits 0-2 of least 16 used by ICC
+#>>>44	ubelong		>0		\b, 0x%x flags
+# icEmbeddedProfileTrue
+>>>44	ubelong		&1		\b, embedded
+# icEmbeddedProfileFalse
+#>>>44	ubelong		^1		\b, not embedded
+# icUseWithEmbeddedDataOnly
+>>>44	ubelong		&2		\b, dependently
+# icUseAnywhere
+#>>>44	ubelong		^2		\b, independently
+>>>44	ubelong		&4		\b, MCS
+#>>>44	ubelong		^4		\b, no MCS
+# vendor specific device attributes 1~srgb.icc
+# E000D00h~CNB7QEDA.ICM C000A00h~CNB5FCAA.ICM 01040401h~CNB25PE3.ICM
+>>>56	ubelong		>0		\b, 0x%x vendor attribute
+# ICC device attributes bits 0-7 used
+#>>>60	ubelong		x		\b, 0x%x attribute
+# http://www.color.org/icc34.h
+>>>60	ubelong		&0x01		\b, transparent
+#>>>60	ubelong		^0x01		\b, reflective
+>>>60	ubelong		&0x02		\b, matte
+#>>>60	ubelong		^0x02		\b, glossy
+>>>60	ubelong		&0x04		\b, negative
+#>>>60	ubelong		^0x04		\b, positive
+>>>60	ubelong		&0x08		\b, black&white
+#>>>60	ubelong		^0x08		\b, colour
+>>>60	ubelong		&0x10		\b, non-paper
+#>>>60	ubelong		^0x10		\b, paper
+>>>60	ubelong		&0x20		\b, non-textured
+#>>>60	ubelong		^0x20		\b, textured
+>>>60	ubelong		&0x40		\b, non-isotropic
+#>>>60	ubelong		^0x40		\b, isotropic
+>>>60	ubelong		&0x80		\b, self-luminous
+#>>>60	ubelong		^0x80		\b, non-self-luminous
+# rendering intent 0-3 but 7AEA5027h in EE051__1.ICM 6CB1BCh in EE061__1.ICM
+>>>64	ubelong		>3		\b, 0x%x rendering intent
+#>>>64	ubelong		=0		\b, perceptual
+>>>64	ubelong		=1		\b, relative colorimetric
+>>>64	ubelong		=2		\b, saturation
+>>>64	ubelong		=3		\b, absolute colorimetric
+# PCS illuminant (3*s15Fixed16Numbers) often 0000f6d6 00010000 0000d32d
+>>>71	ubequad		!0xd6000100000000d3	\b, PCS
+# usually X~0.9642*65536=63189.8112~63190=F6D5h ; but also found
+# often F6D6 in gt5000r.icm, F6B8 in kodakce.icm, F6CA in RSWOP.icm
+>>>>68	ubelong			!0x0000f6d5	X=0x%x
+# usually Y=1.0~00010000h but Y=0 in brmsl07f.icm
+>>>>72	ubelong			!0x00010000	Y=0x%x
+# usually Z~0.8249*65536=54060.6464~54061=D32Dh ; but also found
+# D2F7 in hp1200c.icm, often D32C in A925A.icm, D309 in RSWOP.icm , D2F8 in kodak_dc.icm
+>>>>76	ubelong			!0x0000d32d	Z=0x%x
+# Profile ID. MD5 fingerprinting method as defined in Internet RFC 1321.
+>>>84	ubequad		>0		\b, 0x%llx MD5
+# reserved in older versions should be zero but also found CDCDCDCDCDCDCDCD
+#>>100	ubequad		x		\b 0x%llx reserved
+# tag table
+# 6 <= tags count <= 43
+#>>>128	ubelong		>43		\b, %u tags
+>>>128	ubelong		x		
+# shall contain the profileDescriptionTag "desc" , copyrightTag "cprt"
+# search range = tags count * 12 -8=< maximal tag count * 12 -8= 43 * 12 -8= 508
+>>>>132	search/508	cprt		
+# but no copyright tag in linearSRGB.icc
+# beneath /System/Library/Frameworks/WebKit.framework/
+# Versions/A/Frameworks/WebCore.framework/Versions/A/Resources
+>>>>132	default		x		\b, no copyright tag
+# 1st tag
+#>>>132	string		x		\b, 1st tag %.4s
+#>>>136	ubelong		x		0x%x offset
+#>>>140	ubelong		x		0x%x len
+# 2nd tag,...
+# look also for profileDescriptionTag "desc"
+>>>132	search/508	desc		
+# look further for TextDescriptionType "desc" signature
+>>>>(&0.L)	string		=desc	
+>>>>>&4		pstring/l	x	"%s"
+# look alternative for multiLocalizedUnicodeType "mluc" signature like in VideoPAL.icc
+>>>>(&0.L)	string		=mluc	
+>>>>>&(&8.L)	ubequad		x		
+>>>>>>&4	bestring16	x	'%s'
 
 # Any other profile.
 # XXX - should we use "acsp\0\0\0\0" for "no primary platform" profiles,
 # and use "acsp" for everything else and dump the "primary platform"
 # string in those cases?
-36	string		acsp		ICC Profile
-!:mime	application/vnd.iccprofile
+36	string		acsp		
+>0	use		color-profile
 
 
--- a/magic/Magdir/images
+++ b/magic/Magdir/images
@@ -41,7 +41,11 @@
 >>>>>>3	uleshort		0	
 >>>>>>>0	use		tga-image
 # Color Map
->>>>>1	ubyte			>0	
+>>>>>1	belong&0xfff7ffff	0x01010000
+>>>>>>0		use		tga-image
+>>>>>1	belong&0xfff7ffff	0x00020000
+>>>>>>0		use		tga-image
+>>>>>1	belong&0xfff7ffff	0x00030000
 >>>>>>0		use		tga-image
 #	display tga bitmap image information
 0	name				tga-image
@@ -418,6 +422,7 @@
 #
 0	string		\x89PNG\x0d\x0a\x1a\x0a		PNG image data
 !:mime	image/png
+!:strength +10
 >16	belong		x		\b, %d x
 >20	belong		x		%d,
 >24	byte		x		%d-bit
@@ -1451,3 +1456,12 @@
 >0x10	string	GVRT	Sega GVR image:
 >>0x10	use	sega-gvr-image-header
 >>0x08	belong	x	\b, global index = %u
+
+# Light Field Picture
+# Documentation: http://optics.miloush.net/lytro/TheFileFormat.aspx
+# Typical file extensions: .lfp .lfr .lfx
+
+0	belong	0x894C4650
+>4	belong	0x0D0A1A0A
+>12	belong	0x00000000	Lytro Light Field Picture
+>8	belong	x		\b, version %d
--- a/magic/Magdir/make
+++ b/magic/Magdir/make
@@ -2,6 +2,7 @@
 # $File: make,v 1.2 2015/08/25 07:34:06 christos Exp $
 # make:  file(1) magic for makefiles
 #
+# URL: https://en.wikipedia.org/wiki/Make_(software)
 0	regex/100l	\^CFLAGS	makefile script text
 !:mime	text/x-makefile
 0	regex/100l	\^VPATH		makefile script text
@@ -10,12 +11,19 @@
 !:mime	text/x-makefile
 0	regex/100l	\^all:		makefile script text
 !:mime	text/x-makefile
-0	regex/100l	\^\.PRECIOUS	makefile script text
+0	regex/100l	\^\\.PRECIOUS	makefile script text
 !:mime	text/x-makefile
-0	regex/100l	\^\.BEGIN	BSD makefile script text
+# Update: Joerg Jenderek
+# Reference: https://www.freebsd.org/cgi/man.cgi?make(1)
+# exclude grub-core\lib\libgcrypt\mpi\Makefile.am with "#BEGIN_ASM_LIST"
+# by additional escaping point character
+0	regex/100l	\^\\.BEGIN	BSD makefile script text with "%s"
+!:mime	text/x-makefile
+!:ext	/mk
+# exclude MS Windows help file CoNtenT with ":include FOOBAR.CNT"
+# and NSIS script with "!include" by additional escaping point character
+0	regex/100l	\^\\.include	BSD makefile script text with "%s"
 !:mime	text/x-makefile
-0	regex/100l	\^\.include	BSD makefile script text
-!:mime	text/x-makefile
-
+!:ext	/mk
 0	regex/100l	\^SUBDIRS	automake makefile script text
 !:mime	text/x-makefile
--- a/magic/Magdir/msdos
+++ b/magic/Magdir/msdos
@@ -565,10 +565,23 @@
 0	string/b	PO^Q`				Microsoft Word 6.0 Document
 !:mime	application/msword
 #
-0	string/b	\376\067\0\043			Microsoft Office Document
+4   long        0
+>0  belong      0xfe320000      Microsoft Word for Macintosh 1.0
 !:mime	application/msword
-0	string/b	\333\245-\0\0\0			Microsoft Office Document
+!:ext   mcw
+>0  belong      0xfe340000      Microsoft Word for Macintosh 3.0
 !:mime	application/msword
+!:ext   mcw
+>0  belong      0xfe37001c      Microsoft Word for Macintosh 4.0
+!:mime	application/msword
+!:ext   mcw
+>0  belong      0xfe370023      Microsoft Word for Macintosh 5.0
+!:mime	application/msword
+!:ext   mcw
+
+0	string/b	\333\245-\0\0\0			Microsoft Word 2.0 Document
+!:mime	application/msword
+!:ext   doc
 512	string/b	\354\245\301			Microsoft Word Document
 !:mime	application/msword
 
@@ -1106,3 +1119,40 @@
 0	string	MIOPEN		Mallard BASIC Jetsam data
 0	string	Jetsam0		Mallard BASIC Jetsam index data
 
+# DOS backup 2.0 to 3.2
+
+# backupid.@@@
+
+# plausibility check for date
+0x3	ushort	>1979
+>0x5	ubyte-1 <31
+>>0x6	ubyte-1 <12
+# actually 121 nul bytes
+>>>0x7	string	\0\0\0\0\0\0\0\0
+>>>>0x1 ubyte	x	DOS 2.0 backup id file, sequence %d
+!:ext @@@
+>>>>0x0 ubyte	0xff	\b, last disk
+
+# backed up file
+
+# plausibility check for file name length
+0x53	ubyte-1	<80
+# actually 54 nul bytes
+>0x54	string	\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0
+>>0x5	string	x	DOS 2.0 backed up file %s,
+>>0	ubyte	0xff	complete file
+>>0	ubyte	!0xff
+>>>1	ushort	x	split file, sequence %d
+
+
+# DOS backup 3.3 to 5.x
+
+# CONTROL.nnn files
+0	string	\x8bBACKUP\x20
+# actually 128 nul bytes
+>0xa	string	\0\0\0\0\0\0\0\0
+>>0x9	ubyte	x	DOS 3.3 backup control file, sequence %d
+>>0x8a	ubyte	0xff	\b, last disk
+
+# NB: The BACKUP.nnn files consist of the files backed up,
+# concatenated.
--- a/magic/Magdir/msx
+++ b/magic/Magdir/msx
@@ -245,18 +245,18 @@
 0x4000	string/b		AB
 >0x4002	uleshort	>0x400F
 >>0x400A	string		\0\0\0\0\0\0	MSX ROM with nonstandard page order
->>0x4002	uleshort	x			\b, init=0x%04x
->>0x4004	uleshort	>0			\b, stahdl=0x%04x
->>0x4006	uleshort	>0			\b, devhdl=0x%04x
->>0x4008	uleshort	>0			\b, bas=0x%04x
+>>>0x4002	uleshort	x			\b, init=0x%04x
+>>>0x4004	uleshort	>0			\b, stahdl=0x%04x
+>>>0x4006	uleshort	>0			\b, devhdl=0x%04x
+>>>0x4008	uleshort	>0			\b, bas=0x%04x
 
 0x8000	string/b		AB
 >0x8002	uleshort	>0x400F
 >>0x800A	string		\0\0\0\0\0\0	MSX ROM with nonstandard page order
->>0x8002	uleshort	x			\b, init=0x%04x
->>0x8004	uleshort	>0			\b, stahdl=0x%04x
->>0x8006	uleshort	>0			\b, devhdl=0x%04x
->>0x8008	uleshort	>0			\b, bas=0x%04x
+>>>0x8002	uleshort	x			\b, init=0x%04x
+>>>0x8004	uleshort	>0			\b, stahdl=0x%04x
+>>>0x8006	uleshort	>0			\b, devhdl=0x%04x
+>>>0x8008	uleshort	>0			\b, bas=0x%04x
 
 
 0x3C000	string/b		AB
--- a/magic/Magdir/sgml
+++ b/magic/Magdir/sgml
@@ -46,6 +46,12 @@
 !:mime	text/html
 !:strength + 5
 
+# SVG document
+# https://www.w3.org/TR/SVG/single-page.html
+0	search/4096/cWbt	\<!doctype\ svg	SVG XML document
+!:mime  image/svg+xml
+!:strength + 5
+
 0	search/4096/cwt	\<head\>		HTML document text
 !:mime	text/html
 !:strength + 5
--- /dev/null
+++ b/magic/Magdir/yara
@@ -0,0 +1,17 @@
+
+
+#------------------------------------------------------------------------------
+# $File: map,v 1.4 2015/08/10 05:18:27 christos Exp $
+# yara:  file(1) magic for http://virustotal.github.io/yara/
+#
+
+0	string	YARA
+>4	lelong	>2047
+>8	byte	<20	YARA 3.x compiled rule set
+# version
+>>8	clear
+>>8	byte	6	created with version 3.3.0
+>>8	byte	8	created with version 3.4.0
+>>8	byte	11	created with version 3.5.0
+>>8	default	x
+>>>8	byte	x	development version 0x%02x
--- a/magic/Makefile.am
+++ b/magic/Makefile.am
@@ -104,6 +104,7 @@
 $(MAGIC_FRAGMENT_DIR)/gnu \
 $(MAGIC_FRAGMENT_DIR)/gnumeric \
 $(MAGIC_FRAGMENT_DIR)/gpt \
+$(MAGIC_FRAGMENT_DIR)/gpu \
 $(MAGIC_FRAGMENT_DIR)/grace \
 $(MAGIC_FRAGMENT_DIR)/graphviz \
 $(MAGIC_FRAGMENT_DIR)/gringotts \
@@ -285,6 +286,7 @@
 $(MAGIC_FRAGMENT_DIR)/xilinx \
 $(MAGIC_FRAGMENT_DIR)/xo65 \
 $(MAGIC_FRAGMENT_DIR)/xwindows \
+$(MAGIC_FRAGMENT_DIR)/yara \
 $(MAGIC_FRAGMENT_DIR)/zfs \
 $(MAGIC_FRAGMENT_DIR)/zilog \
 $(MAGIC_FRAGMENT_DIR)/zyxel 
--- a/src/apprentice.c
+++ b/src/apprentice.c
@@ -2291,7 +2291,7 @@
 
 	return parse_extra(ms, me, line,
 	    CAST(off_t, offsetof(struct magic, ext)),
-	    sizeof(m->ext), "EXTENSION", ",!+-/", 0);
+	    sizeof(m->ext), "EXTENSION", ",!+-/@", 0);
 }
 
 /*
--- a/src/cdf.c
+++ b/src/cdf.c
@@ -530,6 +530,9 @@
 	scn->sst_dirlen = len;
 	scn->sst_ss = ss;
 
+	if (sid == CDF_SECID_END_OF_CHAIN || len == 0)
+		return cdf_zero_stream(scn);
+
 	if (scn->sst_len == (size_t)-1)
 		goto out;
 
--- a/src/der.c
+++ b/src/der.c
@@ -159,31 +159,49 @@
 	return tag;
 }
 
+/*
+ * Read the length of a DER tag from the input.
+ *
+ * `c` is the input, `p` is an output parameter that specifies how much of the
+ * input we consumed, and `l` is the maximum input length.
+ *
+ * Returns the length, or DER_BAD if the end of the input is reached or the
+ * length exceeds the remaining input.
+ */
 static uint32_t
 getlength(const uint8_t *c, size_t *p, size_t l)
 {
 	uint8_t digits, i;
 	size_t len;
+	int is_onebyte_result;
 
 	if (*p >= l)
 		return DER_BAD;
 
-	digits = c[(*p)++];
+	/*
+	 * Digits can either be 0b0 followed by the result, or 0b1
+	 * followed by the number of digits of the result. In either case,
+	 * we verify that we can read so many bytes from the input.
+	 */
+	is_onebyte_result = (c[*p] & 0x80) == 0;
+	digits = c[(*p)++] & 0x7f;
+	if (*p + digits >= l)
+		return DER_BAD;
 
-        if ((digits & 0x80) == 0)
+	if (is_onebyte_result)
 		return digits;
 
-        digits &= 0x7f;
+	/*
+	 * Decode len. We've already verified that we're allowed to read
+	 * `digits` bytes.
+	 */
 	len = 0;
-
-	if (*p + digits >= l)
-		return DER_BAD;
-
 	for (i = 0; i < digits; i++)
 		len = (len << 8) | c[(*p)++];
+
 	if (*p + len >= l)
 		return DER_BAD;
-        return len;
+	return len;
 }
 
 static const char *
--- a/src/funcs.c
+++ b/src/funcs.c
@@ -76,7 +76,7 @@
 	ms->o.buf = buf;
 	return 0;
 out:
-	file_error(ms, errno, "vasprintf failed");
+	fprintf(stderr, "vasprintf failed (%s)", strerror(errno));
 	return -1;
 }