Host extensions

remoting/host/chromoting_host.h

Index: remoting/host/chromoting_host.h
diff --git a/remoting/host/chromoting_host.h b/remoting/host/chromoting_host.h
index a6642d4becad02bf1f748b8575f8893421d2b79a..73e844261369e041794abdf74af4d4bfa4b48d98 100644
--- a/remoting/host/chromoting_host.h
+++ b/remoting/host/chromoting_host.h
@@ -8,14 +8,16 @@
 #include <list>
 #include <string>
 
-#include "base/memory/scoped_ptr.h"
 #include "base/memory/ref_counted.h"
+#include "base/memory/scoped_ptr.h"
+#include "base/memory/scoped_vector.h"
 #include "base/memory/weak_ptr.h"
 #include "base/observer_list.h"
 #include "base/threading/non_thread_safe.h"
 #include "base/threading/thread.h"
 #include "net/base/backoff_entry.h"
 #include "remoting/host/client_session.h"
+#include "remoting/host/host_extension.h"
 #include "remoting/host/host_status_monitor.h"
 #include "remoting/host/host_status_observer.h"
 #include "remoting/protocol/authenticator.h"
@@ -91,6 +93,9 @@ class ChromotingHost : public base::NonThreadSafe,
   virtual void AddStatusObserver(HostStatusObserver* observer) OVERRIDE;
   virtual void RemoveStatusObserver(HostStatusObserver* observer) OVERRIDE;
 
+  // Registers a host extension.
+  void AddExtension(scoped_ptr<HostExtension> extension);
+
   // This method may be called only from
   // HostStatusObserver::OnClientAuthenticated() to reject the new
   // client.
@@ -118,6 +123,7 @@ class ChromotingHost : public base::NonThreadSafe,
   virtual void OnSessionAuthenticating(ClientSession* client) OVERRIDE;
   virtual bool OnSessionAuthenticated(ClientSession* client) OVERRIDE;
   virtual void OnSessionChannelsConnected(ClientSession* client) OVERRIDE;
+  virtual void OnSessionClientCapabilities(ClientSession* client) OVERRIDE;
   virtual void OnSessionAuthenticationFailed(ClientSession* client) OVERRIDE;
   virtual void OnSessionClosed(ClientSession* session) OVERRIDE;
   virtual void OnSessionSequenceNumber(ClientSession* session,
@@ -154,6 +160,7 @@ class ChromotingHost : public base::NonThreadSafe,
   friend class ChromotingHostTest;
 
   typedef std::list<ClientSession*> ClientList;
+  typedef ScopedVector<HostExtension> HostExtensionList;
 
   // Immediately disconnects all active clients. Host-internal components may
   // shutdown asynchronously, but the caller is guaranteed not to receive
@@ -204,6 +211,9 @@ class ChromotingHost : public base::NonThreadSafe,
   // The pairing registry for PIN-less authentication.
   scoped_refptr<protocol::PairingRegistry> pairing_registry_;
 
+  // List of host extensions.
+  HostExtensionList extensions_;
+
   base::WeakPtrFactory<ChromotingHost> weak_factory_;
 
   DISALLOW_COPY_AND_ASSIGN(ChromotingHost);