support final response in response header passing

src/mod/endpoints/mod_sofia/mod_sofia.c

@@ -517,6 +517,8 @@ switch_status_t sofia_on_hangup(switch_core_session_t *session)
 							   TAG_IF(!zstr(reason), SIPTAG_REASON_STR(reason)), TAG_IF(!zstr(bye_headers), SIPTAG_HEADER_STR(bye_headers)), TAG_END());
 				}
 			} else {
+				char *resp_headers = sofia_glue_get_extra_headers(channel, SOFIA_SIP_RESPONSE_HEADER_PREFIX);
+
 				switch_log_printf(SWITCH_CHANNEL_SESSION_LOG(session), SWITCH_LOG_DEBUG, "Responding to INVITE with: %d\n", sip_cause);
 				if (!tech_pvt->got_bye) {
 					switch_channel_set_variable(channel, "sip_hangup_disposition", "send_refuse");
@@ -532,7 +534,12 @@ switch_status_t sofia_on_hangup(switch_core_session_t *session)
 
 					nua_respond(tech_pvt->nh, sip_cause, sip_status_phrase(sip_cause),
 								TAG_IF(!zstr(reason), SIPTAG_REASON_STR(reason)),
-								TAG_IF(cid, SIPTAG_HEADER_STR(cid)), TAG_IF(!zstr(bye_headers), SIPTAG_HEADER_STR(bye_headers)), TAG_END());
+								TAG_IF(cid, SIPTAG_HEADER_STR(cid)), 
+								TAG_IF(!zstr(bye_headers), SIPTAG_HEADER_STR(bye_headers)), 
+								TAG_IF(!zstr(resp_headers), SIPTAG_HEADER_STR(resp_headers)), 
+								TAG_END());
+
+					switch_safe_free(resp_headers);
 				}
 			}
 		}

src/mod/endpoints/mod_sofia/sofia.c

@@ -4504,32 +4504,22 @@ static void sofia_handle_sip_r_invite(switch_core_session_t *session, int status
 #endif
 
 
-		if ((status == 180 || status == 183 || status == 200)) {
-			const char *x_freeswitch_support, *vval;
-
-			switch_channel_set_flag(channel, CF_MEDIA_ACK);
-
-			if ((x_freeswitch_support = sofia_glue_get_unknown_header(sip, "X-FS-Support"))) {
-				tech_pvt->x_freeswitch_support_remote = switch_core_session_strdup(session, x_freeswitch_support);
-			}
 
-			if (sip->sip_user_agent && sip->sip_user_agent->g_string) {
-				switch_channel_set_variable(channel, "sip_user_agent", sip->sip_user_agent->g_string);
-			} else if (sip->sip_server && sip->sip_server->g_string) {
-				switch_channel_set_variable(channel, "sip_user_agent", sip->sip_server->g_string);
-			}
+		if ((status == 180 || status == 183 || status > 199)) {
+			const char *vval;
 
-			if (status == 200) {
+			if (status > 199) {
 				sofia_glue_set_extra_headers(channel, sip, SOFIA_SIP_RESPONSE_HEADER_PREFIX);
 			} else {
 				sofia_glue_set_extra_headers(channel, sip, SOFIA_SIP_PROGRESS_HEADER_PREFIX);
 			}
 
+
 			if (!(vval = switch_channel_get_variable(channel, "sip_copy_custom_headers")) || switch_true(vval)) {
 				switch_core_session_t *other_session;
 				
 				if (switch_core_session_get_partner(session, &other_session) == SWITCH_STATUS_SUCCESS) {
-					if (status == 200) {
+					if (status > 199) {
 						switch_ivr_transfer_variable(session, other_session, SOFIA_SIP_RESPONSE_HEADER_PREFIX_T);
 					} else {
 						switch_ivr_transfer_variable(session, other_session, SOFIA_SIP_PROGRESS_HEADER_PREFIX_T);
@@ -4537,8 +4527,22 @@ static void sofia_handle_sip_r_invite(switch_core_session_t *session, int status
 					switch_core_session_rwunlock(other_session);
 				}
 			}
+		}
+
+		if ((status == 180 || status == 183 || status == 200)) {
+			const char *x_freeswitch_support;
 
+			switch_channel_set_flag(channel, CF_MEDIA_ACK);
+
+			if ((x_freeswitch_support = sofia_glue_get_unknown_header(sip, "X-FS-Support"))) {
+				tech_pvt->x_freeswitch_support_remote = switch_core_session_strdup(session, x_freeswitch_support);
+			}
 
+			if (sip->sip_user_agent && sip->sip_user_agent->g_string) {
+				switch_channel_set_variable(channel, "sip_user_agent", sip->sip_user_agent->g_string);
+			} else if (sip->sip_server && sip->sip_server->g_string) {
+				switch_channel_set_variable(channel, "sip_user_agent", sip->sip_server->g_string);
+			}
 			
 			sofia_update_callee_id(session, profile, sip, SWITCH_FALSE);