FreeTDS Development Group

[Brian Bruns <camber AT umcc.ais.org>]

Eh, but isn't network order MSB (big endian) and sparc host order would be
big endian as well, so no conversion would take place...i think anyway....
But agreed, maybe we need htoms and mstoh ? :-)

Brian

On Fri, 18 Feb 2000, Ken Seymour wrote:

> 
> 
> --- Brian Bruns <camber AT umcc.ais.org> wrote:
> > 
> > As far as I can tell the TDS 7 login packet assumes
> > that the client is
> > little endian.  However, if you look at the login
> > packet there is a bunch
> > of calls to tds_put_smallint() which writes the
> > bytes in host order
> > (assuming the byte order was already negotiated). 
> > In tds_put_smallint you
> > could do something like:
> > 
> > tds_put_smallint(TDSSOCKET *tds, TDS_SMALL_INT si)
> > {
> 
> I think it would be much better to use ntohs and htons
> than to have lots of ifdefs.
> 
> 
> > #ifdef HW_BIG_ENDIAN
> >    if (IS_TDS70(tds)) {
> >       tds_put_byte(tds, si / 256);
> >       tds_put_byte(tds, si % 256);
> >    } else {
> >       tds_put_n(tds,(unsigned char
> > *)&si,sizeof(TDS_SMALLINT));
> >    }
> > #else
> >    tds_put_n(tds,(unsigned char
> > *)&si,sizeof(TDS_SMALLINT));
> > #endif
> > }
> > 
> > However, I'm guessing this is just the start of the
> > troubles.  A big
> > endian 7.0 client must be able to send and recieve
> > *everything* in little
> > endian order...Perhaps I'm wrong and there is a
> > switch to allow big end
> > client, but seeing as how there are no big endian
> > TDS7 clients it'd
> > probably be bug ridden for lack of testing if it did
> > exist.
> > 
> > Brian
> > 
> > 
> > On 18 Feb 2000, William P. McGonigle wrote:
> > 
> > > 
> > > 
> > > I tried sqsh today and get the same
> > connection_dead in
> > > ct_process_default_tokens() to MSSQL 7 from
> > Solaris 7, with TDS version 7.
> > > (jackpot)
> > > 
> > > 
> > > SWAG: Might the magic strings in tds7_send_login
> > need to be ifdef'd for
> > > endianness like they are in tds_send_login?
> > > 
> > > 
> > > Thanks,
> > > 
> > > -Bill
> > > 
> > 
> > 
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