MT#61140 DSM: add `B2B.sendEstablishedReinvite()`

Add support of the `sendEstablishedReinvite()`
for the B2B DSM module.

Change-Id: Idb46f9b6a900db2b6f71748fcb91223b561ee290

apps/dsm/DSMCoreModule.cpp

@@ -143,6 +143,7 @@ DSMAction* DSMCoreModule::getAction(const string& from_str) {
   DEF_CMD("B2B.connectCallee", SCB2BConnectCalleeAction);
   DEF_CMD("B2B.terminateOtherLeg", SCB2BTerminateOtherLegAction);
   DEF_CMD("B2B.sendReinvite", SCB2BReinviteAction);
+  DEF_CMD("B2B.sendEstablishedReinvite", SCB2BSendEstablishedReinviteAction);
   DEF_CMD("B2B.enableEarlyMediaRelay", SCB2BEnableEarlyMediaRelayAction);
   DEF_CMD("B2B.addHeader", SCB2BAddHeaderAction);
   DEF_CMD("B2B.getHeaderRequest", SCB2BGetHeaderRequestAction);
@@ -1538,6 +1539,15 @@ EXEC_ACTION_START(SCB2BReinviteAction) {
   sess->sendReinvite(updateSDP, par2);
 } EXEC_ACTION_END;
 
+EXEC_ACTION_START(SCB2BSendEstablishedReinviteAction) {
+  AmB2BSession* b2b_sess = dynamic_cast<AmB2BSession*>(sess);
+  if (NULL != b2b_sess) {
+    b2b_sess->sendEstablishedReInvite();
+  } else {
+    ERROR("internal: Session object is not B2B session (huh?), not reinviting\n");
+  }
+} EXEC_ACTION_END;
+
 EXEC_ACTION_START(SCB2BEnableEarlyMediaRelayAction) {
   string val = resolveVars(arg, sess, sc_sess, event_params);
   DBG("B2B: %sabling early media SDP relay as re-Invite\n", (val=="true")?"En":"Dis");

apps/dsm/DSMCoreModule.h

@@ -123,6 +123,7 @@ DEF_ACTION_2P(SCPlayRingtoneAction);
 DEF_ACTION_2P(SCB2BConnectCalleeAction);
 DEF_ACTION_1P(SCB2BTerminateOtherLegAction);
 DEF_ACTION_2P(SCB2BReinviteAction);
+DEF_ACTION_1P(SCB2BSendEstablishedReinviteAction);
 
 DEF_ACTION_1P(SCB2BEnableEarlyMediaRelayAction);
 DEF_ACTION_1P(SCB2BAddHeaderAction);

core/AmB2BSession.h

@@ -252,11 +252,13 @@ private:
   void onSessionTimeout();
   void onNoAck(unsigned int cseq);
 
+ public:
   /** send re-INVITE with established session description 
    *  @return 0 on success
    */
   int sendEstablishedReInvite(const std::string &hdrs = "");
 
+ protected:
   /** do session refresh */
   bool refresh(int flags = 0);