Re: [Bug-cpio] CPIO Specification

[Christian Grobmeier]

Thanks Tim!
I think the freebsd describes what I want.
Cheers,
Christian

On Sat, Mar 21, 2009 at 8:19 PM, Tim Kientzle <address@hidden> wrote:
> Christian Grobmeier wrote:
>>
>> I am highly interested in the internals of CPIO. Unfortnuatly i didn't
>> find the specifications about the format of a CPIO archive, for
>> example whats the "TRAILER!!!" and such.
>>
>> Can anybody help me out with the link or a hint where I can find the
>> document?
>
> There are many CPIO variants, most are undocumented.
>
> POSIX standardized an "octet-oriented" format (today called
> "odc") that is now documented as being one of the formats
> supported by pax:
>
> http://www.opengroup.org/onlinepubs/009695399/utilities/pax.html
>
> In the process of working on libarchive, I scraped together
> documentation for a number of cpio formats; you can see the result
> at:
>
> http://people.freebsd.org/~kientzle/libarchive/man/cpio.5.txt
>
> or get the mdoc source file at
>
> http://libarchive.googlecode.com/svn/trunk/libarchive/cpio.5
>
> Cheers,
>
> Tim
>