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// Copyright (c) 2012 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.
#ifndef CONTENT_RENDERER_P2P_PORT_ALLOCATOR_H_
#define CONTENT_RENDERER_P2P_PORT_ALLOCATOR_H_
#include "base/memory/ref_counted.h"
#include "base/memory/scoped_ptr.h"
#include "net/base/net_util.h"
#include "third_party/libjingle/source/talk/p2p/client/basicportallocator.h"
#include "third_party/WebKit/Source/WebKit/chromium/public/platform/WebURLLoaderClient.h"
#include "webkit/glue/p2p_transport.h"
namespace WebKit {
class WebFrame;
class WebURLLoader;
} // namespace WebKit
namespace content {
class P2PHostAddressRequest;
class P2PPortAllocatorSession;
class P2PSocketDispatcher;
// TODO(sergeyu): There is overlap between this class and
// HttpPortAllocator. Refactor HttpPortAllocator
class P2PPortAllocator : public cricket::BasicPortAllocator {
public:
P2PPortAllocator(WebKit::WebFrame* web_frame,
P2PSocketDispatcher* socket_dispatcher,
talk_base::NetworkManager* network_manager,
talk_base::PacketSocketFactory* socket_factory,
const webkit_glue::P2PTransport::Config& config);
virtual ~P2PPortAllocator();
virtual cricket::PortAllocatorSession* CreateSessionInternal(
int component,
const std::string& ice_username_fragment,
const std::string& ice_password) OVERRIDE;
private:
friend class P2PPortAllocatorSession;
WebKit::WebFrame* web_frame_;
P2PSocketDispatcher* socket_dispatcher_;
webkit_glue::P2PTransport::Config config_;
DISALLOW_COPY_AND_ASSIGN(P2PPortAllocator);
};
class P2PPortAllocatorSession : public cricket::BasicPortAllocatorSession,
public WebKit::WebURLLoaderClient {
public:
P2PPortAllocatorSession(
P2PPortAllocator* allocator,
int component,
const std::string& ice_username_fragment,
const std::string& ice_password);
virtual ~P2PPortAllocatorSession();
// WebKit::WebURLLoaderClient overrides.
virtual void didReceiveData(WebKit::WebURLLoader* loader,
const char* data,
int data_length,
int encoded_data_length) OVERRIDE;
virtual void didFinishLoading(WebKit::WebURLLoader* loader,
double finish_time) OVERRIDE;
virtual void didFail(WebKit::WebURLLoader* loader,
const WebKit::WebURLError& error) OVERRIDE;
protected:
// Overrides for cricket::BasicPortAllocatorSession.
virtual void GetPortConfigurations() OVERRIDE;
private:
void ResolveStunServerAddress();
void OnStunServerAddress(const net::IPAddressNumber& address);
void AllocateRelaySession();
void ParseRelayResponse();
void AddConfig();
P2PPortAllocator* allocator_;
scoped_refptr<P2PHostAddressRequest> stun_address_request_;
talk_base::SocketAddress stun_server_address_;
scoped_ptr<WebKit::WebURLLoader> relay_session_request_;
int relay_session_attempts_;
std::string relay_session_response_;
talk_base::SocketAddress relay_ip_;
int relay_udp_port_;
int relay_tcp_port_;
int relay_ssltcp_port_;
DISALLOW_COPY_AND_ASSIGN(P2PPortAllocatorSession);
};
} // namespace content
#endif // CONTENT_RENDERER_P2P_PORT_ALLOCATOR_H_
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