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Diffstat (limited to 'source/a/file/git-patches/2f62d5544d13ca32dc09504ec70358db581e9e65.patch')
| -rw-r--r-- | source/a/file/git-patches/2f62d5544d13ca32dc09504ec70358db581e9e65.patch | 61 |
1 files changed, 61 insertions, 0 deletions
diff --git a/source/a/file/git-patches/2f62d5544d13ca32dc09504ec70358db581e9e65.patch b/source/a/file/git-patches/2f62d5544d13ca32dc09504ec70358db581e9e65.patch new file mode 100644 index 000000000..61919d5c7 --- /dev/null +++ b/source/a/file/git-patches/2f62d5544d13ca32dc09504ec70358db581e9e65.patch @@ -0,0 +1,61 @@ +From 2f62d5544d13ca32dc09504ec70358db581e9e65 Mon Sep 17 00:00:00 2001 +From: Christos Zoulas <christos@zoulas.com> +Date: Wed, 31 Mar 2021 19:51:14 +0000 +Subject: [PATCH] Improve 8086 relocatable detection (Joerg Jenderek) + +--- + magic/Magdir/xenix | 20 +++++++++++++++----- + 1 file changed, 15 insertions(+), 5 deletions(-) + +diff --git a/magic/Magdir/xenix b/magic/Magdir/xenix +index 3e248de26..d5ab69e5d 100644 +--- a/magic/Magdir/xenix ++++ b/magic/Magdir/xenix +@@ -1,6 +1,6 @@ + + #------------------------------------------------------------------------------ +-# $File: xenix,v 1.12 2021/02/23 00:51:10 christos Exp $ ++# $File: xenix,v 1.13 2021/03/31 19:51:14 christos Exp $ + # xenix: file(1) magic for Microsoft Xenix + # + # "Middle model" stuff, and "Xenix 8086 relocatable or 80286 small +@@ -13,25 +13,35 @@ + # + 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 ++# 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" by looking for filename like "hello.c" +->>>>4 regex [a-zA-Z_/]{1,8}[.] 8086 relocatable (Microsoft) ++# skip examples like OMBRE.6 with "UUUUUU" name by looking for valid high second record type ++>>>>(1.s+3) ubyte >0x6D 8086 relocatable (Microsoft) + #!:mime application/octet-stream + !:mime application/x-object +-!:ext o/a ++!: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 0x%2.2x ++# second recordtype: 96h~LNAMES 88h~COMENT 8CH~EXTDEF ++>>>>>(1.s+3) ubyte x \b, 2nd record type 0x%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 |