flag T38 requests

kamailio/default.cfg

@@ -159,6 +159,9 @@ modparam("sanity", "autodrop", 0)
 loadmodule "textops.so"
 loadmodule "textopsx.so"
 
+######## sdp operations module ########
+loadmodule "sdpops.so"
+
 ######## Generic Hash Table container in shared memory ########
 loadmodule "htable.so"
 modparam("htable", "htable", "associations=>size=16;autoexpire=7200")
@@ -579,6 +582,14 @@ route[HANDLE_IN_DIALOG_REQUESTS]
         if (is_method("INVITE") && !isflagset(FLAG_INTERNALLY_SOURCED) && is_audio_on_hold()) {
             setflag(FLAG_ASSOCIATE_USER);
         }
+
+        # If the request in an Invite for t38 from internal,
+        # mark the request with FLAG_T38
+        if (is_method("INVITE") && isflagset(FLAG_INTERNALLY_SOURCED) && sdp_with_media("image")) {
+            xlog("L_DEBUG", "$ci|log|T38 RE-INVITE\n");
+            setflag(FLAG_T38);
+        }
+
         if ( is_method("NOTIFY") ) {
              # Add Record-Route for in-dialog NOTIFY as per RFC 6665.
              record_route();