core: subscription: sendReqeust using 'SUBSCRIBE' directly

core/AmSipSubscription.cpp

@@ -142,7 +142,7 @@ bool AmSipSubscription::doSubscribe()
     dlg.outbound_proxy = AmConfig::OutboundProxy;
   }
 
-  if (dlg.sendRequest(req.method, DLG_SENDREQ_EMPTY_BODY, getSubscribeHdrs()) < 0) {
+  if (dlg.sendRequest(SIP_METH_SUBSCRIBE, DLG_SENDREQ_EMPTY_BODY, getSubscribeHdrs()) < 0) {
     WARN("failed to send subscription to '%s' (proxy '%s').\n",
 	 dlg.remote_uri.c_str(), dlg.outbound_proxy.c_str());
     return false;
@@ -162,7 +162,7 @@ bool AmSipSubscription::doSubscribe()
 
 bool AmSipSubscription::reSubscribe() 
 {
-  if (dlg.sendRequest(req.method, DLG_SENDREQ_EMPTY_BODY, getSubscribeHdrs()) < 0) {
+  if (dlg.sendRequest(SIP_METH_SUBSCRIBE, DLG_SENDREQ_EMPTY_BODY, getSubscribeHdrs()) < 0) {
     WARN("failed to send subscription to '%s' (proxy '%s').\n",
 	 dlg.remote_uri.c_str(), dlg.outbound_proxy.c_str());
     return false;
@@ -190,7 +190,7 @@ bool AmSipSubscription::doUnsubscribe()
   }
   hdrs += SIP_HDR_COLSP(SIP_HDR_EXPIRES) "0" CRLF;
 
-  if (dlg.sendRequest(req.method, DLG_SENDREQ_EMPTY_BODY, hdrs) < 0) {
+  if (dlg.sendRequest(SIP_METH_SUBSCRIBE, DLG_SENDREQ_EMPTY_BODY, hdrs) < 0) {
     WARN("failed to send unsubscription to '%s' (proxy '%s').\n",
 	 dlg.remote_uri.c_str(), dlg.outbound_proxy.c_str());
     return false;