diff options
Diffstat (limited to '')
| -rw-r--r-- | magic/Magdir/xenix | 106 |
1 files changed, 106 insertions, 0 deletions
diff --git a/magic/Magdir/xenix b/magic/Magdir/xenix new file mode 100644 index 0000000..fc8027b --- /dev/null +++ b/magic/Magdir/xenix @@ -0,0 +1,106 @@ + +#------------------------------------------------------------------------------ +# $File: xenix,v 1.15 2022/10/19 20:15:16 christos Exp $ +# xenix: file(1) magic for Microsoft Xenix +# +# "Middle model" stuff, and "Xenix 8086 relocatable or 80286 small +# model" lifted from "magic.xenix", with comment "derived empirically; +# treat as folklore until proven" +# +# "small model", "large model", "huge model" stuff lifted from XXX +# +# XXX - "x.out" collides with PDP-11 archives +# +0 string core core file (Xenix) +# URL: http://www.polarhome.com/service/man/?qf=86rel&tf=2&of=Xenix +# http://fileformats.archiveteam.org/wiki/OMF +# Reference: http://www.azillionmonkeys.com/qed/Omfg.pdf +# Update: Joerg Jenderek +# recordtype~TranslatorHEADerRecord +0 byte 0x80 +# GRR: line above is too general as it catches also Extensible storage engine DataBase, +# all lif files like forth.lif hpcc88.lif lex90b.lif ( See ./lif) +# and all compressed DEGAS low-res bitmaps like: MUNCHIE.PC1 PIDER1.PC1 +# skip examples like GENA.SND Switch.Snd by looking for record length maximal 1024-3 +>1 uleshort <1022 +# skip examples like GAME.PICTURE Strange.Pic by looking for positive record length +>>1 uleshort >0 +# skip examples like Xtable.Data FRACTAL.GEN SHR.VIEW by looking for positive string length +>>>3 ubyte >0 +# skip examples like OMBRE.6 with "UUUUUU" name by looking for valid high second record type +>>>>(1.s+3) ubyte >0x6D +# skip few Atari DEGAS bitmap TPDEMO.PC2 RECIPE.PC2 with invalid "high" second record type FEh FFh +>>>>>(1.s+3) ubyte <0xF2 8086 relocatable (Microsoft) +#!:mime application/octet-stream +!:mime application/x-object +!:ext obj/o/a +# T-module name often source name like "hello.c" or "jmppm32.asm" in JMPPM32.OBJ or +# "kbhit" in KBHITS.OBJ or "CAUSEWAY_KERNAL" in CWAPI.OBJ +>>>>>>3 pstring x \b, "%s" +# data length probably lower 256 according to TrID obj_omf.trid.xml +>>>>>>1 uleshort x \b, 1st record data length %u +# checksum +#>>>>>>(3.b+4) ubyte x \b, checksum %#2.2x +# second recordtype: 96h~LNAMES 88h~COMENT 8CH~EXTDEF +# highest F1h~Library End Record +>>>>>>(1.s+3) ubyte x \b, 2nd record type %#x +>>>>>>(1.s+4) uleshort x \b, 2nd record data length %u +0 leshort 0xff65 x.out +>2 string __.SYMDEF randomized +>0 byte x archive +0 leshort 0x206 Microsoft a.out +>8 leshort 1 Middle model +>0x1e leshort &0x10 overlay +>0x1e leshort &0x2 separate +>0x1e leshort &0x4 pure +>0x1e leshort &0x800 segmented +>0x1e leshort &0x400 standalone +>0x1e leshort &0x8 fixed-stack +>0x1c byte &0x80 byte-swapped +>0x1c byte &0x40 word-swapped +>0x10 lelong >0 not-stripped +>0x1e leshort ^0xc000 pre-SysV +>0x1e leshort &0x4000 V2.3 +>0x1e leshort &0x8000 V3.0 +>0x1c byte &0x4 86 +>0x1c byte &0xb 186 +>0x1c byte &0x9 286 +>0x1c byte &0xa 386 +>0x1f byte <0x040 small model +>0x1f byte =0x048 large model +>0x1f byte =0x049 huge model +>0x1e leshort &0x1 executable +>0x1e leshort ^0x1 object file +>0x1e leshort &0x40 Large Text +>0x1e leshort &0x20 Large Data +>0x1e leshort &0x120 Huge Objects Enabled +>0x10 lelong >0 not stripped + +0 leshort 0x140 old Microsoft 8086 x.out +>0x3 byte &0x4 separate +>0x3 byte &0x2 pure +>0 byte &0x1 executable +>0 byte ^0x1 relocatable +>0x14 lelong >0 not stripped + +0 lelong 0x206 b.out +>0x1e leshort &0x10 overlay +>0x1e leshort &0x2 separate +>0x1e leshort &0x4 pure +>0x1e leshort &0x800 segmented +>0x1e leshort &0x400 standalone +>0x1e leshort &0x1 executable +>0x1e leshort ^0x1 object file +>0x1e leshort &0x4000 V2.3 +>0x1e leshort &0x8000 V3.0 +>0x1c byte &0x4 86 +>0x1c byte &0xb 186 +>0x1c byte &0x9 286 +>0x1c byte &0x29 286 +>0x1c byte &0xa 386 +>0x1e leshort &0x4 Large Text +>0x1e leshort &0x2 Large Data +>0x1e leshort &0x102 Huge Objects Enabled + +0 leshort 0x580 XENIX 8086 relocatable or 80286 small model +# GRR: line above is too general as it catches also all 8086 relocatable (Microsoft) with 1st record data length 5 C0M.OBJ C0T.OBJ C0S.OBJ |