Re: a.out Magic Number

Kronos <[email protected]> Thu, 28 Oct 2004 17:16:28 +0200
Newsgroups gmane.comp.security.italian.devel
Message-ID <[email protected]>
Il Tue, Oct 26, 2004 at 04:09:05PM +0200, Lonely Wolf ha scritto:=20
> "The magic number a_magic indicates what kind of executable file this i=
s.=20
> on the original PDP-11 was octal 407, which was a branch instruction th=
at would=20
> jump over the next seven words of the header to the beginning of the te=
xt=20
> segment.... Different magic numbers tell the operating system program
> loader to load  the file in to memory differently..."
>=20
> ecco, forse non ho ancora capito bene e mi sfugge qualcosa, ma mi
> domandavo se questo pu=F2 aiutarmi a capire su quale piattaforma =E8 st=
ato
> compilato o quantomeno, se dato il seguente magic number posso
> ricavare qualche altra info...

Se usi linux o un qualche altro unix prova con il comando file:

kronos:~$ file /bin/bash
/bin/bash: ELF 32-bit LSB executable, Intel 80386, version 1 (SYSV), for
GNU/Linux 2.2.0, dynamically linked (uses shared libs), stripped

Luca
--=20
Home: http://kronoz.cjb.net
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