Host-side third party token validation

remoting/protocol/negotiating_host_authenticator.h

 // Copyright 2013 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 REMOTING_PROTOCOL_NEGOTIATING_HOST_AUTHENTICATOR_H_
 #define REMOTING_PROTOCOL_NEGOTIATING_HOST_AUTHENTICATOR_H_
 
 #include <string>
 #include <vector>
 
 #include "base/basictypes.h"
 #include "base/memory/ref_counted.h"
 #include "base/memory/scoped_ptr.h"
 #include "base/memory/weak_ptr.h"
 #include "remoting/protocol/authentication_method.h"
 #include "remoting/protocol/authenticator.h"
 #include "remoting/protocol/negotiating_authenticator_base.h"
+#include "remoting/protocol/third_party_host_authenticator.h"
 
 namespace remoting {
 
 class RsaKeyPair;
 
 namespace protocol {
 
 // Host-side implementation of NegotiatingAuthenticatorBase.
 // See comments in negotiating_authenticator_base.h for a general explanation.
 class NegotiatingHostAuthenticator : public NegotiatingAuthenticatorBase {
  public:
+  virtual ~NegotiatingHostAuthenticator();
+
   // Creates a host authenticator, using a fixed shared secret/PIN hash.
-  NegotiatingHostAuthenticator(
+  static scoped_ptr<Authenticator> CreateWithSharedSecret(
       const std::string& local_cert,
       scoped_refptr<RsaKeyPair> key_pair,
       const std::string& shared_secret_hash,
       AuthenticationMethod::HashFunction hash_function);
 
-  virtual ~NegotiatingHostAuthenticator();
+  // Creates a host authenticator, using third party authentication.
+  static scoped_ptr<Authenticator> CreateWithThirdPartyAuth(
+      const std::string& local_cert,
+      scoped_refptr<RsaKeyPair> key_pair,
+      scoped_ptr<ThirdPartyHostAuthenticator::TokenValidator> token_validator);
 
   // Overriden from Authenticator.
   virtual void ProcessMessage(const buzz::XmlElement* message,
                               const base::Closure& resume_callback) OVERRIDE;
   virtual scoped_ptr<buzz::XmlElement> GetNextMessage() OVERRIDE;
 
  private:
+  NegotiatingHostAuthenticator(
+      const std::string& local_cert,
+      scoped_refptr<RsaKeyPair> key_pair);
+
   // (Asynchronously) creates an authenticator, and stores it in
   // |current_authenticator_|. Authenticators that can be started in either
   // state will be created in |preferred_initial_state|.
   // |resume_callback| is called after |current_authenticator_| is set.
   void CreateAuthenticator(Authenticator::State preferred_initial_state,
                            const base::Closure& resume_callback);
 
   std::string local_cert_;
   scoped_refptr<RsaKeyPair> local_key_pair_;
+
+  // Used only for shared secret host authenticators.
   std::string shared_secret_hash_;
 
+  // Used only for third party host authenticators.
+  scoped_ptr<ThirdPartyHostAuthenticator::TokenValidator> token_validator_;

[Wez, 2013/04/05 22:46:12]

nit: blank line after this

[rmsousa, 2013/04/06 00:37:25]

Done.

   DISALLOW_COPY_AND_ASSIGN(NegotiatingHostAuthenticator);
 };
 
 }  // namespace protocol
 }  // namespace remoting
 
 #endif  // REMOTING_PROTOCOL_NEGOTIATING_HOST_AUTHENTICATOR_H_