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authorvitalyisaev <vitalyisaev@ydb.tech>2023-11-30 13:26:22 +0300
committervitalyisaev <vitalyisaev@ydb.tech>2023-11-30 15:44:45 +0300
commit0a98fece5a9b54f16afeb3a94b3eb3105e9c3962 (patch)
tree291d72dbd7e9865399f668c84d11ed86fb190bbf /contrib/libs/libmagic/magic/Magdir/acorn
parentcb2c8d75065e5b3c47094067cb4aa407d4813298 (diff)
downloadydb-0a98fece5a9b54f16afeb3a94b3eb3105e9c3962.tar.gz
YQ Connector:Use docker-compose in integrational tests
Diffstat (limited to 'contrib/libs/libmagic/magic/Magdir/acorn')
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+
+#------------------------------------------------------------------------------
+# $File: acorn,v 1.8 2021/04/26 15:56:00 christos Exp $
+# acorn: file(1) magic for files found on Acorn systems
+#
+
+# RISC OS Chunk File Format
+# From RISC OS Programmer's Reference Manual, Appendix D
+# We guess the file type from the type of the first chunk.
+0 lelong 0xc3cbc6c5 RISC OS Chunk data
+>12 string OBJ_ \b, AOF object
+>12 string LIB_ \b, ALF library
+
+# RISC OS AIF, contains "SWI OS_Exit" at offset 16.
+16 lelong 0xef000011 RISC OS AIF executable
+
+# RISC OS Draw files
+# From RISC OS Programmer's Reference Manual, Appendix E
+0 string Draw RISC OS Draw file data
+
+# RISC OS new format font files
+# From RISC OS Programmer's Reference Manual, Appendix E
+0 string FONT\0 RISC OS outline font data,
+>5 byte x version %d
+0 string FONT\1 RISC OS 1bpp font data,
+>5 byte x version %d
+0 string FONT\4 RISC OS 4bpp font data
+>5 byte x version %d
+
+# RISC OS Music files
+# From RISC OS Programmer's Reference Manual, Appendix E
+0 string Maestro\r RISC OS music file
+>8 byte x version %d
+
+>8 byte x type %d
+
+# Digital Symphony data files
+# From: Bernard Jungen (bern8817@euphonynet.be)
+0 string \x02\x01\x13\x13\x13\x01\x0d\x10 Digital Symphony sound sample (RISC OS),
+>8 byte x version %d,
+>9 pstring x named "%s",
+>(9.b+19) byte =0 8-bit logarithmic
+>(9.b+19) byte =1 LZW-compressed linear
+>(9.b+19) byte =2 8-bit linear signed
+>(9.b+19) byte =3 16-bit linear signed
+>(9.b+19) byte =4 SigmaDelta-compressed linear
+>(9.b+19) byte =5 SigmaDelta-compressed logarithmic
+>(9.b+19) byte >5 unknown format
+
+0 string \x02\x01\x13\x13\x14\x12\x01\x0b Digital Symphony song (RISC OS),
+>8 byte x version %d,
+>9 byte =1 1 voice,
+>9 byte !1 %d voices,
+>10 leshort =1 1 track,
+>10 leshort !1 %d tracks,
+>12 leshort =1 1 pattern
+>12 leshort !1 %d patterns
+
+0 string \x02\x01\x13\x13\x10\x14\x12\x0e
+>9 byte =0 Digital Symphony sequence (RISC OS),
+>>8 byte x version %d,
+>>10 byte =1 1 line,
+>>10 byte !1 %d lines,
+>>11 leshort =1 1 position
+>>11 leshort !1 %d positions
+>9 byte =1 Digital Symphony pattern data (RISC OS),
+>>8 byte x version %d,
+>>10 leshort =1 1 pattern
+>>10 leshort !1 %d patterns
+
+# From: Joerg Jenderek
+# URL: https://www.kyzer.me.uk/pack/xad/#PackDir
+# reference: https://www.kyzer.me.uk/pack/xad/xad_PackDir.lha/PackDir.c
+# GRR: line below is too general as it matches also "Git pack" in ./revision
+0 string PACK\0
+# check for valid compression method 0-4
+>5 ulelong <5
+# https://www.riscosopen.org/wiki/documentation/show/Introduction%20To%20Filing%20Systems
+# To skip "Git pack" version 0 test for root directory object like
+# ADFS::RPC.$.websitezip.FONTFIX
+>>9 string >ADFS\ PackDir archive (RISC OS)
+# TrID labels above as "Acorn PackDir compressed Archive"
+# compression mode y (0 - 4) for GIF LZW with a maximum n bits
+# (y~n,0~12,1~13,2~14,3~15,4~16)
+>>>5 ulelong+12 x \b, LZW %u-bits compression
+# https://www.filebase.org.uk/filetypes
+# !Packdir compressed archive has three hexadecimal digits code 68E
+!:mime application/x-acorn-68E
+!:ext pkd/bin
+# null terminated root directory object like IDEFS::IDE-4.$.Apps.GRAPHICS.!XFMPdemo
+>>>9 string x \b, root "%s"
+# load address 0xFFFtttdd, ttt is the object filetype and dddddddddd is time
+>>>>&1 ulelong x \b, load address %#x
+# execution address 0xdddddddd dddddddddd is 40 bit unsigned centiseconds since 1.1.1900 UTC
+>>>>&5 ulelong x \b, exec address %#x
+# attributes (bits: 0~owner read,1~owner write,3~no delete,4~public read,5~public write)
+>>>>&9 ulelong x \b, attributes %#x
+# number of entries in this directory. for root dir 0
+#>>>&13 ulelong x \b, entries %#x
+# the entries start here with object name
+>>>>&17 string x \b, 1st object "%s"
+