xref: /freebsd/contrib/file/magic/Magdir/pdp (revision ae316d1d1cffd71ab7751f94e10118777a88e027)
1b6cee71dSXin LI
2b6cee71dSXin LI#------------------------------------------------------------------------------
3*ae316d1dSXin LI# $File: pdp,v 1.12 2024/02/29 03:40:37 christos Exp $
4b6cee71dSXin LI# pdp:  file(1) magic for PDP-11 executable/object and APL workspace
5*ae316d1dSXin LI# URL: 	https://en.wikipedia.org/wiki/PDP-11
6b6cee71dSXin LI#
7b6cee71dSXin LI0	lelong		0101555		PDP-11 single precision APL workspace
8b6cee71dSXin LI0	lelong		0101554		PDP-11 double precision APL workspace
9b6cee71dSXin LI#
10b6cee71dSXin LI# PDP-11 a.out
11b6cee71dSXin LI#
12b6cee71dSXin LI0	leshort		0407		PDP-11 executable
13b6cee71dSXin LI>8	leshort		>0		not stripped
14b6cee71dSXin LI>15	byte		>0		- version %d
15b6cee71dSXin LI
16*ae316d1dSXin LI# updated by Joerg Jenderek at Mar 2013, Feb 2024
17b6cee71dSXin LI# GRR: line below too general as it catches also Windows precompiled setup information *.PNF
18b6cee71dSXin LI0	leshort		0401
19*ae316d1dSXin LI# PDP-11 UNIX/RT ldp (strength=50=50+0) after D64 Image (strength=70=70+0 ./c64) and MMDF mailbox (strength=70=70+0 ./mmdf)
20*ae316d1dSXin LI#!:strength +0
21b6cee71dSXin LI# skip *.PNF with WinDirPathOffset 58h
22*ae316d1dSXin LI>68	ulelong		!0x00000058
23b6cee71dSXin LI# skip *.PNF with high byte of InfVersionDatumCount zero
24b6cee71dSXin LI#>>15	byte		!0		PDP-11 UNIX/RT ldp
25*ae316d1dSXin LI# skip few Commodore D64 disc image like "The Great Gianna Sisters.d64" initialized with ^A and handled by ./c64
26*ae316d1dSXin LI>>8	quad		!0x0101010101010101
27*ae316d1dSXin LI# skip MMDF mailbox like maillog.expected.2 with MBOX characteristic near the beginning handled by ./mmdf
28*ae316d1dSXin LI>>>5	search/610/b	From\
29*ae316d1dSXin LI>>>5	default		x		PDP-11 UNIX/RT ldp
30*ae316d1dSXin LI#!:mime	application/octet-stream
31*ae316d1dSXin LI#!:ext	foo
32b6cee71dSXin LI0	leshort		0405		PDP-11 old overlay
33b6cee71dSXin LI
34b6cee71dSXin LI0	leshort		0410		PDP-11 pure executable
35b6cee71dSXin LI>8	leshort		>0		not stripped
36b6cee71dSXin LI>15	byte		>0		- version %d
37b6cee71dSXin LI
38b6cee71dSXin LI0	leshort		0411		PDP-11 separate I&D executable
39b6cee71dSXin LI>8	leshort		>0		not stripped
40b6cee71dSXin LI>15	byte		>0		- version %d
41b6cee71dSXin LI
42b6cee71dSXin LI0	leshort		0437		PDP-11 kernel overlay
43b6cee71dSXin LI
44b6cee71dSXin LI# These last three are derived from 2.11BSD file(1)
45b6cee71dSXin LI0	leshort		0413		PDP-11 demand-paged pure executable
46b6cee71dSXin LI>8	leshort		>0		not stripped
47b6cee71dSXin LI
48b6cee71dSXin LI0	leshort		0430		PDP-11 overlaid pure executable
49b6cee71dSXin LI>8	leshort		>0		not stripped
50b6cee71dSXin LI
51b6cee71dSXin LI0	leshort		0431		PDP-11 overlaid separate executable
52b6cee71dSXin LI>8	leshort		>0		not stripped
53