{
char *extra_headers = sofia_glue_get_extra_headers(channel, SOFIA_SIP_HEADER_PREFIX);
- nua_invite(tech_pvt->nh, NUTAG_MEDIA_ENABLE(0), SIPTAG_CONTENT_TYPE_STR("application/sdp"), SIPTAG_PAYLOAD_STR(msg->string_arg),
+ nua_invite(tech_pvt->nh, NUTAG_MEDIA_ENABLE(0),
+ TAG_IF(msg->string_arg, SIPTAG_CONTENT_TYPE_STR("application/sdp")),
+ TAG_IF(msg->string_arg, SIPTAG_PAYLOAD_STR(msg->string_arg)),
TAG_IF(!zstr(extra_headers), SIPTAG_HEADER_STR(extra_headers)), TAG_END());
switch_safe_free(extra_headers);
TAG_IF(!zstr(tech_pvt->user_via), SIPTAG_VIA_STR(tech_pvt->user_via)),
SIPTAG_CONTACT_STR(tech_pvt->reply_contact),
//SOATAG_USER_SDP_STR(tech_pvt->mparams.local_sdp_str),
- SIPTAG_CONTENT_TYPE_STR("application/sdp"),
- SIPTAG_PAYLOAD_STR(tech_pvt->mparams.local_sdp_str),
+ TAG_IF(tech_pvt->mparams.local_sdp_str, SIPTAG_CONTENT_TYPE_STR("application/sdp")),
+ TAG_IF(tech_pvt->mparams.local_sdp_str, SIPTAG_PAYLOAD_STR(tech_pvt->mparams.local_sdp_str)),
//SOATAG_REUSE_REJECTED(1),
//SOATAG_RTP_SELECT(1),
SOATAG_AUDIO_AUX("cn telephone-event"),