179343712SPeter Avalos 279343712SPeter Avalos#------------------------------------------------------------------------------ 3*614728caSSascha Wildner# $File: mozilla,v 1.12 2021/04/26 15:56:00 christos Exp $ 479343712SPeter Avalos# mozilla: file(1) magic for Mozilla XUL fastload files 579343712SPeter Avalos# (XUL.mfasl and XPC.mfasl) 66fca56fbSSascha Wildner# URL: https://www.mozilla.org/ 779343712SPeter Avalos# From: Josh Triplett <josh@freedesktop.org> 879343712SPeter Avalos 979343712SPeter Avalos0 string XPCOM\nMozFASL\r\n\x1A Mozilla XUL fastload data 106fca56fbSSascha Wildner# Probably the next magic line contains misspelled "mozLz40\0" 11c30bd091SSascha Wildner0 string mozLz4a Mozilla lz4 compressed bookmark data 126fca56fbSSascha Wildner# From: Joerg Jenderek 136fca56fbSSascha Wildner# URL: https://lz4.github.io/lz4/ 146fca56fbSSascha Wildner# Reference: https://github.com/avih/dejsonlz4/archive/master.zip/ 156fca56fbSSascha Wildner# dejsonlz4-master\src\dejsonlz4.c 166fca56fbSSascha Wildner# Note: mostly JSON compressed with a non-standard LZ4 header 17970935fdSSascha Wildner# can be unpacked by dejsonlz4 but not lz4 program. 186fca56fbSSascha Wildner0 string mozLz40\0 Mozilla lz4 compressed data 196fca56fbSSascha Wildner!:mime application/x-lz4+json 206fca56fbSSascha Wildner# mozlz4 extension seems to be used for search/store, while jsonlz4 for bookmarks 216fca56fbSSascha Wildner!:ext jsonlz4/mozlz4 226fca56fbSSascha Wildner# decomp_size 236fca56fbSSascha Wildner>8 ulelong x \b, originally %u bytes 246fca56fbSSascha Wildner# lz4 data 25*614728caSSascha Wildner#>12 ubequad x \b, lz4 data %#16.16llx 266fca56fbSSascha Wildner 276fca56fbSSascha Wildner# From: Joerg Jenderek 286fca56fbSSascha Wildner# URL: https://en.wikipedia.org/wiki/Firefox_4 296fca56fbSSascha Wildner# Reference: https://pkware.cachefly.net/webdocs/casestudies/APPNOTE.TXT 306fca56fbSSascha Wildner# Note: Most ZIP utilities are able to extract such archives 316fca56fbSSascha Wildner# maybe only partly or after some warnings. Example: 326fca56fbSSascha Wildner# zip -FF omni.ja --out omni.zip 336fca56fbSSascha Wildner4 string PK\001\002 Mozilla archive omni.ja 346fca56fbSSascha Wildner!:mime application/x-zip 356fca56fbSSascha Wildner!:ext ja 366fca56fbSSascha Wildner# TODO: 376fca56fbSSascha Wildner#>4 use zip-dir-entry 38