1 /* 2 * libjingle 3 * Copyright 2010, Google Inc. 4 * 5 * Redistribution and use in source and binary forms, with or without 6 * modification, are permitted provided that the following conditions are met: 7 * 8 * 1. Redistributions of source code must retain the above copyright notice, 9 * this list of conditions and the following disclaimer. 10 * 2. Redistributions in binary form must reproduce the above copyright notice, 11 * this list of conditions and the following disclaimer in the documentation 12 * and/or other materials provided with the distribution. 13 * 3. The name of the author may not be used to endorse or promote products 14 * derived from this software without specific prior written permission. 15 * 16 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR IMPLIED 17 * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF 18 * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO 19 * EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 20 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, 21 * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; 22 * OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, 23 * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR 24 * OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF 25 * ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 26 */ 27 28 #ifndef TALK_EXAMPLES_LOGIN_AUTOPORTALLOCATOR_H_ 29 #define TALK_EXAMPLES_LOGIN_AUTOPORTALLOCATOR_H_ 30 31 #include <string> 32 #include <vector> 33 34 #include "talk/base/sigslot.h" 35 #include "talk/p2p/client/httpportallocator.h" 36 #include "talk/xmpp/jingleinfotask.h" 37 #include "talk/xmpp/xmppclient.h" 38 39 // This class sets the relay and stun servers using XmppClient. 40 // It enables the client to traverse Proxy and NAT. 41 class AutoPortAllocator : public cricket::HttpPortAllocator { 42 public: AutoPortAllocator(talk_base::NetworkManager * network_manager,const std::string & user_agent)43 AutoPortAllocator(talk_base::NetworkManager* network_manager, 44 const std::string& user_agent) 45 : cricket::HttpPortAllocator(network_manager, user_agent) { 46 } 47 48 // Creates and initiates a task to get relay token from XmppClient and set 49 // it appropriately. SetXmppClient(buzz::XmppClient * client)50 void SetXmppClient(buzz::XmppClient* client) { 51 // The JingleInfoTask is freed by the task-runner. 52 buzz::JingleInfoTask* jit = new buzz::JingleInfoTask(client); 53 jit->SignalJingleInfo.connect(this, &AutoPortAllocator::OnJingleInfo); 54 jit->Start(); 55 jit->RefreshJingleInfoNow(); 56 } 57 58 private: OnJingleInfo(const std::string & token,const std::vector<std::string> & relay_hosts,const std::vector<talk_base::SocketAddress> & stun_hosts)59 void OnJingleInfo( 60 const std::string& token, 61 const std::vector<std::string>& relay_hosts, 62 const std::vector<talk_base::SocketAddress>& stun_hosts) { 63 SetRelayToken(token); 64 SetStunHosts(stun_hosts); 65 SetRelayHosts(relay_hosts); 66 } 67 }; 68 69 #endif // TALK_EXAMPLES_LOGIN_AUTOPORTALLOCATOR_H_ 70