Support for auth code based authentication flow for both app and web UI driven flow.

chrome/browser/chromeos/login/authenticator.h

 // 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 CHROME_BROWSER_CHROMEOS_LOGIN_AUTHENTICATOR_H_
 #define CHROME_BROWSER_CHROMEOS_LOGIN_AUTHENTICATOR_H_
 
 #include <string>
 
 #include "base/basictypes.h"
 #include "base/memory/ref_counted.h"
 #include "chrome/browser/chromeos/login/login_status_consumer.h"
 #include "google_apis/gaia/gaia_auth_consumer.h"
 
 class Profile;
 
 namespace chromeos {
 
+struct UserCredentials;
+
 // An interface for objects that will authenticate a Chromium OS user.
 // When authentication successfully completes, will call
 // consumer_->OnLoginSuccess() on the UI thread.
 // On failure, will call consumer_->OnLoginFailure() on the UI thread.
 // On password change detected, will call
 // consumer_->OnPasswordChangeDetected() on the UI thread.
 class Authenticator : public base::RefCountedThreadSafe<Authenticator> {
  public:
   explicit Authenticator(LoginStatusConsumer* consumer);
 
   // Given externally authenticated |username| and |password|, this method
   // attempts to complete authentication process.
   virtual void CompleteLogin(Profile* profile,
-                             const std::string& username,
-                             const std::string& password) = 0;
+                             const UserCredentials& credentials) = 0;
 
   // Given a |username| and |password|, this method attempts to authenticate
   // to login.
   // Optionally |login_token| and |login_captcha| could be provided.
   // Must be called on the UI thread.
   virtual void AuthenticateToLogin(Profile* profile,
-                                   const std::string& username,
-                                   const std::string& password,
+                                   const UserCredentials& credentials,
                                    const std::string& login_token,
                                    const std::string& login_captcha) = 0;
 
   // Given a |username| and |password|, this method attempts to
   // authenticate to unlock the computer.
   // Must be called on the UI thread.
-  virtual void AuthenticateToUnlock(const std::string& username,
-                                    const std::string& password) = 0;
+  virtual void AuthenticateToUnlock(
+      const UserCredentials& credentials) = 0;
 
   // Initiates locally managed user login.
-  virtual void LoginAsLocallyManagedUser(const std::string& username,
-                                         const std::string& password) = 0;
+  virtual void LoginAsLocallyManagedUser(
+      const UserCredentials& credentials) = 0;
 
   // Initiates retail mode login.
   virtual void LoginRetailMode() = 0;
 
   // Initiates incognito ("browse without signing in") login.
   virtual void LoginOffTheRecord() = 0;
 
   // Initiates login into the public account identified by |username|.
   virtual void LoginAsPublicAccount(const std::string& username) = 0;
 
@@ skipping 17 matching lines @@
   // his data was last encrypted with.
   virtual void RecoverEncryptedData(
       const std::string& old_password) = 0;
 
   // Call this method to erase the user's encrypted data
   // and create a new cryptohome.
   virtual void ResyncEncryptedData() = 0;
 
   // Attempt to authenticate online again.
   virtual void RetryAuth(Profile* profile,
-                         const std::string& username,
-                         const std::string& password,
+                         const UserCredentials& credentials,
                          const std::string& login_token,
                          const std::string& login_captcha) = 0;
 
   // Profile (usually off the record ) that was used to perform the last
   // authentication process.
   Profile* authentication_profile() { return authentication_profile_; }
 
   // Sets consumer explicitly.
   void SetConsumer(LoginStatusConsumer* consumer);
 
  protected:
   virtual ~Authenticator();
 
   LoginStatusConsumer* consumer_;
   Profile* authentication_profile_;
 
  private:
   friend class base::RefCountedThreadSafe<Authenticator>;
 
   DISALLOW_COPY_AND_ASSIGN(Authenticator);
 };
 
 }  // namespace chromeos
 
 #endif  // CHROME_BROWSER_CHROMEOS_LOGIN_AUTHENTICATOR_H_