Re: [Boost-users] [serialization] platform independence (32 & 64bitwindows)

Subject: Re: [Boost-users] [serialization] platform independence (32 & 64bitwindows)
From: Robert Ramey (ramey_at_[hidden])
Date: 2013-07-17 14:36:09

???? ?????? wrote:
> Hi
>
> We are using boost serialization our product which was 32bit only till
> now.  Now we have started building it on 64bit as well.  On finding
> that boost::binary_archive is not platform independent, we seem to
> have 2 options:
>
>     1. Use text_archive - (but are worried about performance since the
> serialized data is approx 500MB even after gzip compression)
>
>     2. Use the eos portable archive - (but it is updated only till
> boost 1.49.  We are using 1.53)
>
> So my questions are:
>
>     1. One (and only one) of our archives created by our 32 bit
> executable is successfully read in by the 64 bit executable while the
> rest throw exception on reading the archive signature.  If the
> platform is encoded in the signature, why is that one archive being
> read in successfully.

I couldn't say - maybe you just got lucky.

>
>     2.  Which of the above two approaches would be better

If performance is an issue, I would try them both.  It shouldn't be too
tough to run a test.

>and why.

Hmmm - It's hard for me to know which would be better.  Note that
the portable binary archive doesn't support floating point values

>
> Thanks in advance.
>
> Yours Sincerely
> Ashish Varman