RE: SMPP: data_coding (deliver_sm)

interestingly enough - leaving the message unencoded works for incomming
but somehow breaks outgoing (via http interface). The message payload is
visable in bearerbox pdu dump logs but the message arrives empty -
requires further investigation.

On Wed, 2002-10-30 at 12:58, Alan McNatty wrote:
> As you suggested Oded I simply need not perform the gsm_to_latin1
> translation (but also remove trailing null character). 
> 
> To impliment this sensibly I was hoping the data_coding would be set to
> something other than 0x00 - SMSC default alphabet. Unfortunately this is
> not the case which would suggest I need another configurable parameter
> to state what the SMSC default  data_coding is ... ie: extra smsc config
> directive would look something like default_aphabet = 0x03. 
> 
> Corresponding translation can be implimented in smsc_smpp.c, pdu_to_msg
> - although parsing the smpp structure would also be required. 
> 
> I also noted a tread started about whether or not payload translation
> should be done at bearerbox level - is there any work being done on
> this? 
> 
> Cheers,
> Alan
> 
> Index: gw/smsc/smsc_smpp.c
> ===================================================================
> RCS file: /home/cvs/gateway/gw/smsc/smsc_smpp.c,v
> retrieving revision 1.14
> diff -r1.14 smsc_smpp.c
> 239c239,244
> <     charset_gsm_to_latin1(msg->sms.msgdata); 
> ---
> > 
> >     if (  pdu->u.deliver_sm.data_coding == 0x00 )
> >       octstr_truncate(msg->sms.msgdata, octstr_len(msg->sms.msgdata) -
> 1);
> >     else
> >       charset_gsm_to_latin1(msg->sms.msgdata); 
> >
> 
> 
> On Wed, 2002-10-23 at 08:42, Alan McNatty wrote:
> > > Yep - the logic as you described it seems to be how Kannel 
> > handles things. I have not had a chance to recieve unicode data
> through an SMPP SMSC, but that would seem to be problematic. we don't
> need to transcode from UCS2, as Kannel should send unicode text as UCS2
> to the application (as all other drivers do), we simply should not use
> gsm_to_latin1 on UCS2 encoded message as that can mangle some
> characters.
> 
> 
-- 
Alan McNatty -- Catalyst IT Ltd -- http://www.catalyst.net.nz
  Level 2, 150-154 Willis St, PO Box 11-053, Wellington, NZ
Mob: +64 21-312136, DDI: +64 4 9167203, Office: +64 4 4992267

... error accessing whit
Segmentation fault (core dumped)