Framework to allow Chromoting host to respect NAT traversal policy in linux.

remoting/jingle_glue/jingle_info_request.cc

 // Copyright (c) 2011 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "remoting/jingle_glue/jingle_info_request.h"
 
 #include "base/task.h"
 #include "base/message_loop.h"
 #include "base/stl_util.h"
 #include "base/string_number_conversions.h"
@@ skipping 39 matching lines @@
     for (const buzz::XmlElement* server =
          stun->FirstNamed(buzz::QN_JINGLE_INFO_SERVER);
          server != NULL;
          server = server->NextNamed(buzz::QN_JINGLE_INFO_SERVER)) {
       std::string host = server->Attr(buzz::QN_JINGLE_INFO_HOST);
       std::string port_str = server->Attr(buzz::QN_JINGLE_INFO_UDP);
       if (host != buzz::STR_EMPTY && port_str != buzz::STR_EMPTY) {
         int port;
         if (!base::StringToInt(port_str, &port)) {
           LOG(WARNING) << "Unable to parse port in stanza" << stanza->Str();
-        } else {
+          continue;
+        }
+
+        if (host_resolver_factory_) {
           net::IPAddressNumber ip_number;
           HostResolver* resolver = host_resolver_factory_->CreateHostResolver();
           stun_dns_requests_.insert(resolver);
           resolver->SignalDone.connect(
               this, &JingleInfoRequest::OnStunAddressResponse);
           resolver->Resolve(talk_base::SocketAddress(host, port));
+        } else {
+          // If there is no host_resolver_factory_, we're not sandboxes, do we

[Sergey Ulanov, 2011/08/11 01:32:49]

s/do/so/

[awong, 2011/08/11 01:36:45]

Done.

+          // can let jingle itself do the DNS resolution.

[Sergey Ulanov, 2011/08/11 01:32:49]

s/jingle/libjingle/

[awong, 2011/08/11 01:36:45]

Done.

+          stun_hosts_.push_back(talk_base::SocketAddress(host, port));
         }
       }
     }
   }
 
   const buzz::XmlElement* relay = query->FirstNamed(buzz::QN_JINGLE_INFO_RELAY);
   if (relay) {
     relay_token_ = relay->TextNamed(buzz::QN_JINGLE_INFO_TOKEN);
     for (const buzz::XmlElement* server =
          relay->FirstNamed(buzz::QN_JINGLE_INFO_SERVER);
@@ skipping 15 matching lines @@
     stun_hosts_.push_back(address);
 
   MessageLoop::current()->DeleteSoon(FROM_HERE, resolver);
   stun_dns_requests_.erase(resolver);
 
   if (stun_dns_requests_.empty())
     on_jingle_info_cb_.Run(relay_token_, relay_hosts_, stun_hosts_);
 }
 
 }  // namespace remoting