Re: Reading big-endian binary data on a little-endian machine

["Rudy Koot" <rudykoot at hotmail dot com>]

> From: Mark Panning <mpanning@seismo.berkeley.edu>
> Reply-To: Mark Panning <mpanning@seismo.berkeley.edu>
> To: gcc-help@gcc.gnu.org
> Subject: Reading big-endian binary data on a little-endian machine
> Date: Fri, 15 Aug 2003 12:34:23 -0700 (PDT)
>
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> I currently am in the process of trying to move some of my codes from a
> Big-Endian Solaris system to a little-endian PC cluster running Linux.  I 
> would
> however like to continue to use the binary data files I was using on the
> Big-Endian system.
> In ifc, a Fortran compiler, there is an environment variable F_UFMTENDIAN 
> which
> can be set such that all READ operations automatically perform a 
> big-to-little
> conversion and all WRITE operations perform the little-to-big covnersion.
> Is there something similar which I can do with gcc or with options in the
> read/write or fread/fwrite functions?
> Mark Panning

No C is just too low-level for that, but...

If you only write an array of integers (NO floats or strings) you might get 
away with it by writing your own read and write functions that convert them 
on the fly.

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