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/*
* libjingle
* Copyright 2010, Google Inc.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are met:
*
* 1. Redistributions of source code must retain the above copyright notice,
* this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright notice,
* this list of conditions and the following disclaimer in the documentation
* and/or other materials provided with the distribution.
* 3. The name of the author may not be used to endorse or promote products
* derived from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR IMPLIED
* WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
* MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO
* EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
* PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
* OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
* WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
* OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
* ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#ifndef TALK_P2P_CLIENT_AUTOPORTALLOCATOR_H_
#define TALK_P2P_CLIENT_AUTOPORTALLOCATOR_H_
#include <string>
#include <vector>
#include "talk/p2p/client/httpportallocator.h"
#include "talk/xmpp/jingleinfotask.h"
#include "talk/xmpp/xmppclient.h"
#include "webrtc/base/sigslot.h"
// This class sets the relay and stun servers using XmppClient.
// It enables the client to traverse Proxy and NAT.
class AutoPortAllocator : public cricket::HttpPortAllocator {
public:
AutoPortAllocator(rtc::NetworkManager* network_manager,
const std::string& user_agent)
: cricket::HttpPortAllocator(network_manager, user_agent) {
}
// Creates and initiates a task to get relay token from XmppClient and set
// it appropriately.
void SetXmppClient(buzz::XmppClient* client) {
// The JingleInfoTask is freed by the task-runner.
buzz::JingleInfoTask* jit = new buzz::JingleInfoTask(client);
jit->SignalJingleInfo.connect(this, &AutoPortAllocator::OnJingleInfo);
jit->Start();
jit->RefreshJingleInfoNow();
}
private:
void OnJingleInfo(
const std::string& token,
const std::vector<std::string>& relay_hosts,
const std::vector<rtc::SocketAddress>& stun_hosts) {
SetRelayToken(token);
SetStunHosts(stun_hosts);
SetRelayHosts(relay_hosts);
}
};
#endif // TALK_P2P_CLIENT_AUTOPORTALLOCATOR_H_
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