[Chrome OS] Infrastucture for doing offline/online login simultaneously

chrome/browser/chromeos/login/auth_attempt_state.h

+// Copyright (c) 2010 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_AUTH_ATTEMPT_STATE_H_
+#define CHROME_BROWSER_CHROMEOS_LOGIN_AUTH_ATTEMPT_STATE_H_
+#pragma once
+
+#include <string>
+
+#include "chrome/browser/chromeos/login/login_status_consumer.h"
+#include "chrome/common/net/gaia/gaia_auth_consumer.h"
+
+namespace chromeos {
+
+// Tracks the state associated with a single attempt to log in to chromium os.
+// Enforces that methods are only called on the IO thread.
+
+class AuthAttemptState {
+ public:
+  AuthAttemptState(const std::string& username,
+                   const std::string& password,
+                   const std::string& ascii_hash,
+                   const std::string& login_token,
+                   const std::string& login_captcha);
+
+  virtual ~AuthAttemptState();
+
+  // Copy |credentials| and |outcome| into this object, so we can have
+  // a copy we're sure to own, and can make available on the IO thread.
+  // Must be called from the IO thread.
+  void RecordOnlineLoginStatus(
+      const GaiaAuthConsumer::ClientLoginResult& credentials,
+      const LoginFailure& outcome);
+
+  // Copy |offline_code| and |offline_outcome| into this object, so we can have
+  // a copy we're sure to own, and can make available on the IO thread.
+  // Must be called from the IO thread.
+  void RecordOfflineLoginStatus(bool offline_outcome, int offline_code);
+
+  // Blow away locally stored offline login status.
+  // Must be called from the IO thread.
+  void ResetOfflineLoginStatus();
+
+  virtual bool online_complete();
+  virtual const LoginFailure& online_outcome();
+  virtual const GaiaAuthConsumer::ClientLoginResult& credentials();
+
+  virtual bool offline_complete();
+  virtual bool offline_outcome();
+  virtual int offline_code();
+
+  // Saved so we can retry client login, and also so we know for whom login
+  // has succeeded, in the event of successful completion.
+  const std::string username;
+
+  // These fields are saved so we can retry client login.
+  const std::string password;
+  const std::string ascii_hash;
+  const std::string login_token;
+  const std::string login_captcha;
+
+ protected:
+  bool unlock_;  // True if authenticating to unlock the computer.
+  bool try_again_;  // True if we're willing to retry the login attempt.
+
+  // Status of our online login attempt.
+  bool online_complete_;
+  LoginFailure online_outcome_;
+  GaiaAuthConsumer::ClientLoginResult credentials_;
+
+  // Status of our offline login attempt/user homedir mount attempt.
+  bool offline_complete_;
+  bool offline_outcome_;
+  int offline_code_;
+
+ private:
+  DISALLOW_COPY_AND_ASSIGN(AuthAttemptState);
+};
+
+}  // namespace chromeos
+
+#endif  // CHROME_BROWSER_CHROMEOS_LOGIN_AUTH_ATTEMPT_STATE_H_