#------------------------------------------------------------------------------ # $File: aout,v 1.1 2013/01/09 22:37:23 christos Exp $ # aout: file(1) magic for a.out executable/object/etc entries that # handle executables on multiple platforms. # # # Little-endian 32-bit-int a.out, merged from bsdi (for BSD/OS, from # BSDI), netbsd, and vax (for UNIX/32V and BSD) # # XXX - is there anything we can look at to distinguish BSD/OS 386 from # NetBSD 386 from various VAX binaries? The BSD/OS shared library flag # works only for binaries using shared libraries. Grabbing the entry # point from the a.out header, using it to find the first code executed # in the program, and looking at that might help. # 0 lelong 0407 a.out little-endian 32-bit executable >16 lelong >0 not stripped >32 byte 0x6a (uses BSD/OS shared libs) 0 lelong 0410 a.out little-endian 32-bit pure executable >16 lelong >0 not stripped >32 byte 0x6a (uses BSD/OS shared libs) 0 lelong 0413 a.out little-endian 32-bit demand paged pure executable >16 lelong >0 not stripped >32 byte 0x6a (uses BSD/OS shared libs) # # Big-endian 32-bit-int a.out, merged from sun (for old 68010 SunOS a.out), # mips (for old 68020(!) SGI a.out), and netbsd (for old big-endian a.out). # # XXX - is there anything we can look at to distinguish old SunOS 68010 # from old 68020 IRIX from old NetBSD? Again, I guess we could look at # the first instruction or instructions in the program. # 0 belong 0407 a.out big-endian 32-bit executable >16 belong >0 not stripped 0 belong 0410 a.out big-endian 32-bit pure executable >16 belong >0 not stripped 0 belong 0413 a.out big-endian 32-bit demand paged executable >16 belong >0 not stripped |