content/browser/renderer_host/p2p/socket_dispatcher_host.h

   1 // Copyright (c) 2012 The Chromium Authors. All rights reserved.
   2 // Use of this source code is governed by a BSD-style license that can be
   3 // found in the LICENSE file.
   4
   5 #ifndef CONTENT_BROWSER_RENDERER_HOST_P2P_SOCKET_DISPATCHER_HOST_H_
   6 #define CONTENT_BROWSER_RENDERER_HOST_P2P_SOCKET_DISPATCHER_HOST_H_
   7
   8 #include <map>
   9 #include <set>
  10 #include <string>
  11 #include <vector>
  12
  13 #include "content/browser/renderer_host/p2p/socket_host_throttler.h"
  14 #include "content/common/p2p_socket_type.h"
  15 #include "content/public/browser/browser_message_filter.h"
  16 #include "content/public/browser/browser_thread.h"
  17 #include "net/base/ip_endpoint.h"
  18 #include "net/base/network_change_notifier.h"
  19
  20 namespace net {
  21 class URLRequestContextGetter;
  22 }
  23
  24 namespace talk_base {
  25 struct PacketOptions;
  26 }
  27
  28 namespace content {
  29
  30 class P2PSocketHost;
  31 class ResourceContext;
  32
  33 class P2PSocketDispatcherHost
  34     : public content::BrowserMessageFilter,
  35       public net::NetworkChangeNotifier::IPAddressObserver {
  36  public:
  37   P2PSocketDispatcherHost(content::ResourceContext* resource_context,
  38                           net::URLRequestContextGetter* url_context);
  39
  40   // content::BrowserMessageFilter overrides.
  41   virtual void OnChannelClosing() OVERRIDE;
  42   virtual void OnDestruct() const OVERRIDE;
  43   virtual bool OnMessageReceived(const IPC::Message& message,
  44                                  bool* message_was_ok) OVERRIDE;
  45
  46   // net::NetworkChangeNotifier::IPAddressObserver interface.
  47   virtual void OnIPAddressChanged() OVERRIDE;
  48
  49  protected:
  50   virtual ~P2PSocketDispatcherHost();
  51
  52  private:
  53   friend struct BrowserThread::DeleteOnThread<BrowserThread::IO>;
  54   friend class base::DeleteHelper<P2PSocketDispatcherHost>;
  55
  56   typedef std::map<int, P2PSocketHost*> SocketsMap;
  57
  58   class DnsRequest;
  59
  60   P2PSocketHost* LookupSocket(int socket_id);
  61
  62   // Handlers for the messages coming from the renderer.
  63   void OnStartNetworkNotifications(const IPC::Message& msg);
  64   void OnStopNetworkNotifications(const IPC::Message& msg);
  65
  66   void OnGetHostAddress(const std::string& host_name,
  67                         int32 request_id);
  68
  69   void OnCreateSocket(P2PSocketType type,
  70                       int socket_id,
  71                       const net::IPEndPoint& local_address,
  72                       const P2PHostAndIPEndPoint& remote_address);
  73   void OnAcceptIncomingTcpConnection(int listen_socket_id,
  74                                      const net::IPEndPoint& remote_address,
  75                                      int connected_socket_id);
  76   void OnSend(int socket_id,
  77               const net::IPEndPoint& socket_address,
  78               const std::vector<char>& data,
  79               const talk_base::PacketOptions& options,
  80               uint64 packet_id);
  81   void OnSetOption(int socket_id, P2PSocketOption option, int value);
  82   void OnDestroySocket(int socket_id);
  83
  84   void DoGetNetworkList();
  85   void SendNetworkList(const net::NetworkInterfaceList& list);
  86
  87   void OnAddressResolved(DnsRequest* request,
  88                          const net::IPAddressList& addresses);
  89
  90   content::ResourceContext* resource_context_;
  91   scoped_refptr<net::URLRequestContextGetter> url_context_;
  92
  93   SocketsMap sockets_;
  94
  95   bool monitoring_networks_;
  96
  97   std::set<DnsRequest*> dns_requests_;
  98   P2PMessageThrottler throttler_;
  99
 100   DISALLOW_COPY_AND_ASSIGN(P2PSocketDispatcherHost);
 101 };
 102
 103 }  // namespace content
 104
 105 #endif  // CONTENT_BROWSER_RENDERER_HOST_P2P_SOCKET_DISPATCHER_HOST_H_