simplify by using helper function

git-svn-id: http://svn.berlios.de/svnroot/repos/sems/trunk@1254 8eb893ce-cfd4-0310-b710-fb5ebe64c474

apps/auth_b2b/AuthB2B.cpp

@@ -143,24 +143,9 @@ void AuthB2BDialog::onInvite(const AmSipRequest& req)
   }
 
   invite_req = req;
-  size_t pos1, pos2, hdr_start;
 
-  if (findHeader(invite_req.hdrs,PARAM_HDR, pos1, pos2, 
-		 hdr_start)) {
-    while (invite_req.hdrs[pos2]=='\r' ||invite_req.hdrs[pos2]=='\n') 
-      pos2++;
-
-    hdr_start -= 11; //"P-App-Param"
-    invite_req.hdrs.erase(hdr_start, pos2-hdr_start);
-  }
-
-  if (findHeader(invite_req.hdrs,"P-App-Name", pos1, pos2, 
-		 hdr_start)) {
-    while (invite_req.hdrs[pos2]=='\r' ||invite_req.hdrs[pos2]=='\n') 
-      pos2++;
-    hdr_start -= 10; //"P-App-Name"
-    invite_req.hdrs.erase(hdr_start, pos2-hdr_start);
-  }
+  removeHeader(invite_req.hdrs,PARAM_HDR);
+  removeHeader(invite_req.hdrs,"P-App-Name");
 
   dlg.updateStatus(req);
   recvd_req.insert(std::make_pair(req.cseq,req));