2 #------------------------------------------------------------------------------
3 # $File: cad,v 1.11 2011/12/08 12:12:46 rrt Exp $
4 # autocad: file(1) magic for cad files
7 # AutoCAD DWG versions R13/R14 (www.autodesk.com)
8 # Written December 01, 2003 by Lester Hightower
9 # Based on the DWG File Format Specifications at http://www.opendwg.org/
10 0 string \101\103\061\060\061 AutoCAD
11 >5 string \062\000\000\000\000 DWG ver. R13
12 >5 string \064\000\000\000\000 DWG ver. R14
14 # Microstation DGN/CIT Files (www.bentley.com)
15 # Last updated July 29, 2005 by Lester Hightower
16 # DGN is the default file extension of Microstation/Intergraph CAD files.
17 # CIT is the proprietary raster format (similar to TIFF) used to attach
18 # raster underlays to Microstation DGN (vector) drawings.
20 # http://www.wotsit.org/search.asp
21 # http://filext.com/detaillist.php?extdetail=DGN
22 # http://filext.com/detaillist.php?extdetail=CIT
24 # http://www.bentley.com/products/default.cfm?objectid=97F351F5-9C35-4E5E-89C2
25 # 3F86C928&method=display&p_objectid=97F351F5-9C35-4E5E-89C280A93F86C928
26 # http://www.bentley.com/products/default.cfm?objectid=A5C2FD43-3AC9-4C71-B682
27 # 721C479F&method=display&p_objectid=A5C2FD43-3AC9-4C71-B682C7BE721C479F
28 0 string \010\011\376 Microstation
30 >>30 string \026\105 DGNFile
31 >>30 string \034\105 DGNFile
32 >>30 string \073\107 DGNFile
33 >>30 string \073\110 DGNFile
34 >>30 string \106\107 DGNFile
35 >>30 string \110\103 DGNFile
36 >>30 string \120\104 DGNFile
37 >>30 string \172\104 DGNFile
38 >>30 string \172\105 DGNFile
39 >>30 string \172\106 DGNFile
40 >>30 string \234\106 DGNFile
41 >>30 string \273\105 DGNFile
42 >>30 string \306\106 DGNFile
43 >>30 string \310\104 DGNFile
44 >>30 string \341\104 DGNFile
45 >>30 string \372\103 DGNFile
46 >>30 string \372\104 DGNFile
47 >>30 string \372\106 DGNFile
48 >>30 string \376\103 DGNFile
49 >4 string \030\000\000 CITFile
50 >4 string \030\000\003 CITFile
52 # AutoCad, from Nahuel Greco
53 # AutoCAD DWG versions R12/R13/R14 (www.autodesk.com)
54 0 string AC1012 DWG AutoDesk AutoCad (release 12)
55 0 string AC1013 DWG AutoDesk AutoCad (release 13)
56 0 string AC1014 DWG AutoDesk AutoCad (release 14)
57 # A new version of AutoCAD DWG
58 # Sergey Zaykov (mail_of_sergey@mail.ru, sergey_zaikov@rambler.ru,
60 # From various sources like:
61 # http://autodesk.blogs.com/between_the_lines/autocad-release-history.html
62 0 string AC1018 DWG AutoDesk AutoCAD 2004/2005/2006
63 0 string AC1021 DWG AutoDesk AutoCAD 2007/2008/2009
64 0 string AC1024 DWG AutoDesk AutoCAD 2010/2011
66 # KOMPAS 2D drawing from ASCON
67 # This is KOMPAS 2D drawing or fragment of drawing but is not detailed nor
68 # gathered nor specification
69 # ASCON http://ascon.net/main/ in English,
70 # http://ascon.ru/ main site in Russian
71 # Extension is CDW for drawing and FRW for fragment of drawing
72 # Sergey Zaykov (mail_of_sergey@mail.ru, sergey_zaikov@rambler.ru,
73 # ICQ 358572321, http://vkontakte.ru/id16076543)
75 # http://sd.ascon.ru/otrs/customer.pl?Action=CustomerFAQ&CategoryID=4&ItemID=292
76 # (in russian) and my experiments
78 >2 belong 0x4E00000C Kompas drawing 12.0 SP1
79 >2 belong 0x4D00000C Kompas drawing 12.0
80 >2 belong 0x3200000B Kompas drawing 11.0 SP1
81 >2 belong 0x3100000B Kompas drawing 11.0
82 >2 belong 0x2310000A Kompas drawing 10.0 SP1
83 >2 belong 0x2110000A Kompas drawing 10.0
84 >2 belong 0x08000009 Kompas drawing 9.0 SP1
85 >2 belong 0x05000009 Kompas drawing 9.0
86 >2 belong 0x33010008 Kompas drawing 8+
87 >2 belong 0x1A000008 Kompas drawing 8.0
88 >2 belong 0x2C010107 Kompas drawing 7+
89 >2 belong 0x05000007 Kompas drawing 7.0
90 >2 belong 0x32000006 Kompas drawing 6+
91 >2 belong 0x09000006 Kompas drawing 6.0
92 >2 belong 0x5C009005 Kompas drawing 5.11R03
93 >2 belong 0x54009005 Kompas drawing 5.11R02
94 >2 belong 0x51009005 Kompas drawing 5.11R01
95 >2 belong 0x22009005 Kompas drawing 5.10R03
96 >2 belong 0x22009005 Kompas drawing 5.10R02 mar
97 >2 belong 0x21009005 Kompas drawing 5.10R02 febr
98 >2 belong 0x19009005 Kompas drawing 5.10R01
99 >2 belong 0xF4008005 Kompas drawing 5.9R01.003
100 >2 belong 0x1C008005 Kompas drawing 5.9R01.002
101 >2 belong 0x11008005 Kompas drawing 5.8R01.003
103 # CAD: file(1) magic for computer aided design files
104 # Phillip Griffith <phillip dot griffith at gmail dot com>
105 # AutoCAD magic taken from the Open Design Alliance's OpenDWG specifications.
107 0 belong 0x08051700 Bentley/Intergraph MicroStation DGN cell library
108 0 belong 0x0809fe02 Bentley/Intergraph MicroStation DGN vector CAD
109 0 belong 0xc809fe02 Bentley/Intergraph MicroStation DGN vector CAD
110 0 beshort 0x0809 Bentley/Intergraph MicroStation
112 >>0x04 beshort 0x1800 CIT raster CAD
113 0 string AC1012 AutoDesk AutoCAD R13
114 0 string AC1014 AutoDesk AutoCAD R14
115 0 string AC1015 AutoDesk AutoCAD R2000
117 # 3DS (3d Studio files) Conflicts with diff output 0x3d '='
118 #16 beshort 0x3d3d image/x-3ds