improve DZip detection (Joerg Jenderek)

diff --git a/magic/Magdir/archive b/magic/Magdir/archive
index abecf7101f15ae891f48b93f5fd3f49afcbf10a7..c7ba0c33c4ca5191f3cdc9122c6df90008124c08 100644 (file)
--- a/magic/Magdir/archive
+++ b/magic/Magdir/archive
@@ -1,5 +1,5 @@
 #------------------------------------------------------------------------------
-# $File: archive,v 1.108 2017/08/30 13:45:10 christos Exp $
+# $File: archive,v 1.109 2017/10/07 18:41:00 christos Exp $
 # archive:  file(1) magic for archive formats (see also "msdos" for self-
 #           extracting compressed archives)
 #
@@ -483,9 +483,19 @@
 
 # These were inspired by idarc, but actually verified
 # Dzip archiver (.dz)
-0      string  DZ Dzip archive data
->2     byte    x \b, version %i
->3     byte    x \b.%i
+# Update: Joerg Jenderek
+# URL: http://speeddemosarchive.com/dzip/
+# reference: http://speeddemosarchive.com/dzip/dz29src.zip/main.c 
+# GRR: line below is too general as it matches also ASCII texts like Doszip commander help dz.txt
+0      string  DZ 
+# latest version is 2.9 dated 7 may 2003
+>2     byte    <4 Dzip archive data
+!:mime application/x-dzip
+!:ext  dz
+>>2    byte    x \b, version %i
+>>3    byte    x \b.%i
+>>4    ulelong x \b, offset 0x%x
+>>8    ulelong x \b, %u files
 # ZZip archiver (.zz)
 0      string  ZZ\ \0\0 ZZip archive data
 0      string  ZZ0 ZZip archive data