Add IceConfig and IceConfigRequest.

remoting/signaling/jingle_info_request.cc

-// Copyright 2014 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/signaling/jingle_info_request.h"
-
-#include <utility>
-
-#include "base/bind.h"
-#include "base/message_loop/message_loop.h"
-#include "base/stl_util.h"
-#include "base/strings/string_number_conversions.h"
-#include "base/time/time.h"
-#include "net/base/net_util.h"
-#include "remoting/signaling/iq_sender.h"
-#include "third_party/webrtc/base/socketaddress.h"
-#include "third_party/webrtc/libjingle/xmllite/xmlelement.h"
-#include "third_party/webrtc/libjingle/xmpp/constants.h"
-
-namespace remoting {
-
-const int kRequestTimeoutSeconds = 5;
-
-JingleInfoRequest::JingleInfoRequest(SignalStrategy* signal_strategy)
-    : iq_sender_(signal_strategy) {}
-
-JingleInfoRequest::~JingleInfoRequest() {}
-
-void JingleInfoRequest::Send(const OnJingleInfoCallback& callback) {
-  on_jingle_info_cb_ = callback;
-  scoped_ptr<buzz::XmlElement> iq_body(
-      new buzz::XmlElement(buzz::QN_JINGLE_INFO_QUERY, true));
-  request_ = iq_sender_.SendIq(
-      buzz::STR_GET, buzz::STR_EMPTY, std::move(iq_body),
-      base::Bind(&JingleInfoRequest::OnResponse, base::Unretained(this)));
-  if (!request_) {
-    // If we failed to send IqRequest it means that SignalStrategy is
-    // disconnected. Notify the caller.
-    std::vector<rtc::SocketAddress> stun_hosts;
-    std::vector<std::string> relay_hosts;
-    std::string relay_token;
-    on_jingle_info_cb_.Run(relay_token, relay_hosts, stun_hosts);
-    return;
-  }
-  request_->SetTimeout(base::TimeDelta::FromSeconds(kRequestTimeoutSeconds));
-}
-
-void JingleInfoRequest::OnResponse(IqRequest* request,
-                                   const buzz::XmlElement* stanza) {
-  std::vector<rtc::SocketAddress> stun_hosts;
-  std::vector<std::string> relay_hosts;
-  std::string relay_token;
-
-  if (!stanza) {
-    LOG(WARNING) << "Jingle info request has timed out.";
-    on_jingle_info_cb_.Run(relay_token, relay_hosts, stun_hosts);
-    return;
-  }
-
-  const buzz::XmlElement* query =
-      stanza->FirstNamed(buzz::QN_JINGLE_INFO_QUERY);
-  if (query == nullptr) {
-    LOG(WARNING) << "No Jingle info found in Jingle Info query response."
-                 << stanza->Str();
-    on_jingle_info_cb_.Run(relay_token, relay_hosts, stun_hosts);
-    return;
-  }
-
-  const buzz::XmlElement* stun = query->FirstNamed(buzz::QN_JINGLE_INFO_STUN);
-  if (stun) {
-    for (const buzz::XmlElement* server =
-         stun->FirstNamed(buzz::QN_JINGLE_INFO_SERVER);
-         server != nullptr;
-         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();
-          continue;
-        }
-
-        stun_hosts.push_back(rtc::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);
-         server != nullptr;
-         server = server->NextNamed(buzz::QN_JINGLE_INFO_SERVER)) {
-      std::string host = server->Attr(buzz::QN_JINGLE_INFO_HOST);
-      if (host != buzz::STR_EMPTY)
-        relay_hosts.push_back(host);
-    }
-  }
-
-  on_jingle_info_cb_.Run(relay_token, relay_hosts, stun_hosts);
-}
-
-}  // namespace remoting