[Linphone-developers] bug: auto answer via call-info does not work

[Conor Curran]

Support for this seems to be merged 2010/03/31:

http://web.archiveorange.com/archive/v/M5V96mXoNd4jVFjoF74S

I'm using Asterisk 10.12.1 and have tried across many asterisk versions.

/**Testing dialplan**/

exten => 6686,1,NoOp(Autoanswer- test)

        same => n,SIPAddHeader(Call-Info: answer-after=0)

        same => n,dial(sip/supercoolsippeer,30)

exten => 6685,1,NoOp(Autoanswer- getting desperate here)

        same => n,SIPAddHeader(Call-Info:answer-after=0)

        same => n,SIPAddHeader(Call-Info: answer-after=0)

        same => n,SIPAddHeader(Alert-Info: autoanswer)

        same => n,SIPAddHeader(Alert-Info: ;info=alert-autoanswer)

        same => n,Set(_ALERT_INFO=info=alert-autoanswer)

        same => n,SIPAddHeader(Alert-Info: Ring Answer)

        same => n,SIPAddHeader(Alert-Info: sip:\;info=alert-autoanswer)

        same => n,SIPAddHeader(Call-Info: sip:\;answer-after=0)

        same => n,dial(sip/svc.501,30)

/**linphone output**/

Called as "linphone --verbose -l linphone.log"

[20130518-23:23:39] [message] socket 64.62.153.253:35060: read 1567 bytes

[20130518-23:23:39] [warning] Could not set header: call-info: sip:;answer-after=0

[20130518-23:23:39] [warning] Could not set header: alert-info: sip:;info=alert-autoanswer

[20130518-23:23:39] [warning] Could not set header: alert-info: Ring Answer

[20130518-23:23:39] [warning] Could not set header: alert-info: autoanswer

[20130518-23:23:39] [warning] Could not set header: call-info: answer-after=0

[20130518-23:23:39] [warning] Could not set header: call-info: answer-after=0

/**coreapi/sal_eXosip2.c**/

...

        osip_message_get_call_info(ev->request,0,&call_info);

        if(call_info)

        {

                osip_call_info_to_str(call_info,&tmp);

                if( strstr(tmp,"answer-after=") != NULL)

                {

                        op->auto_answer_asked=TRUE;

                        ms_message("The caller asked to automatically answer the call(Emergency?)\n");

                }

                osip_free(tmp);

        }

...