diff options
Diffstat (limited to 'magic/Magdir/zip')
-rw-r--r-- | magic/Magdir/zip | 14 |
1 files changed, 8 insertions, 6 deletions
diff --git a/magic/Magdir/zip b/magic/Magdir/zip index cea7ceaac074..d70434db0f29 100644 --- a/magic/Magdir/zip +++ b/magic/Magdir/zip @@ -1,5 +1,5 @@ #------------------------------------------------------------------------------ -# $File: zip,v 1.4 2020/03/03 13:46:52 christos Exp $ +# $File: zip,v 1.7 2021/04/26 15:56:00 christos Exp $ # zip: file(1) magic for zip files; this is not use # Note the version of magic in archive is currently stronger, this is # just an example until negative offsets are supported better @@ -7,6 +7,7 @@ # Zip Central Directory record 0 name zipcd >0 string PK\001\002 Zip archive data +!:mime application/zip >>4 leshort x \b, made by >>4 use zipversion >>4 use ziphost @@ -18,7 +19,7 @@ >>10 use zipcompression # URL: https://en.wikipedia.org/wiki/Zip_(file_format) -# reference: https://pkware.cachefly.net/webdocs/APPNOTE/APPNOTE-6.3.6.TXT +# reference: https://pkware.cachefly.net/webdocs/casestudies/APPNOTE.TXT (Version: 6.3.9) # Zip known compressions 0 name zipcompression >0 leshort 0 \bstore @@ -33,11 +34,12 @@ #>0 leshort 13 \bReserved by PKWARE >0 leshort 14 \blzma #>0 leshort 15 \bReserved by PKWARE ->0 leshort 16 \bCMPSC Compression +>0 leshort 16 \bCMPSC (IBM z/OS) #>0 leshort 17 \bReserved by PKWARE >0 leshort 18 \bIBM TERSE ->0 leshort 19 \bIBM LZ77 -# https://support.winzip.com/hc/en-us/articles/115012122828-Compression-method-used-for-this-file-is-94 +>0 leshort 19 \bIBM LZ77 (z/Architecture) +>0 leshort 20 \bZstd (deprecated) +>0 leshort 93 \bZstd >0 leshort 94 \bMP3 >0 leshort 95 \bxz >0 leshort 96 \bJpeg @@ -97,7 +99,7 @@ >1 ubyte 18 OS/400 >1 ubyte 19 OS X # unused -#>1 ubyte >19 unused 0x%x +#>1 ubyte >19 unused %#x # Zip End Of Central Directory record -22 string PK\005\006 |