Refactoring : Move AuthAttempt and Authenticators to chromeos/login

chrome/browser/chromeos/login/auth/extended_authenticator.h

Index: chrome/browser/chromeos/login/auth/extended_authenticator.h
diff --git a/chrome/browser/chromeos/login/auth/extended_authenticator.h b/chrome/browser/chromeos/login/auth/extended_authenticator.h
deleted file mode 100644
index bea88b08b5eec4a961dee3434eee7826f23778e2..0000000000000000000000000000000000000000
--- a/chrome/browser/chromeos/login/auth/extended_authenticator.h
+++ /dev/null
@@ -1,161 +0,0 @@
-// Copyright 2014 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_EXTENDED_AUTHENTICATOR_H_
-#define CHROME_BROWSER_CHROMEOS_LOGIN_AUTH_EXTENDED_AUTHENTICATOR_H_
-
-#include <string>
-
-#include "base/basictypes.h"
-#include "base/callback.h"
-#include "base/compiler_specific.h"
-#include "base/memory/ref_counted.h"
-#include "base/memory/scoped_ptr.h"
-#include "chromeos/cryptohome/cryptohome_parameters.h"
-#include "third_party/cros_system_api/dbus/service_constants.h"
-
-namespace chromeos {
-
-class AuthStatusConsumer;
-class UserContext;
-
-// Interaction with cryptohomed: mount home dirs, create new home dirs, update
-// passwords.
-//
-// Typical flow:
-// AuthenticateToMount() calls cryptohomed to perform offline login,
-// AuthenticateToCreate() calls cryptohomed to create new cryptohome.
-class ExtendedAuthenticator
-    : public base::RefCountedThreadSafe<ExtendedAuthenticator> {
- public:
-  enum AuthState {
-    SUCCESS,       // Login succeeded.
-    NO_MOUNT,      // No cryptohome exist for user.
-    FAILED_MOUNT,  // Failed to mount existing cryptohome - login failed.
-    FAILED_TPM,    // Failed to mount/create cryptohome because of TPM error.
-  };
-
-  typedef base::Callback<void(const std::string& result)> ResultCallback;
-  typedef base::Callback<void(const UserContext& context)> ContextCallback;
-
-  class NewAuthStatusConsumer {
-   public:
-    virtual ~NewAuthStatusConsumer() {}
-    // The current login attempt has ended in failure, with error.
-    virtual void OnAuthenticationFailure(AuthState state) = 0;
-  };
-
-  explicit ExtendedAuthenticator(NewAuthStatusConsumer* consumer);
-  explicit ExtendedAuthenticator(AuthStatusConsumer* consumer);
-
-  // Updates consumer of the class.
-  void SetConsumer(AuthStatusConsumer* consumer);
-
-  // This call will attempt to mount the home dir for the user, key (and key
-  // label) in |context|. If the key is of type KEY_TYPE_PASSWORD_PLAIN, it will
-  // be hashed with the system salt before being passed to cryptohomed. This
-  // call assumes that the home dir already exist for the user and will return
-  // an error otherwise. On success, the user ID hash (used as the mount point)
-  // will be passed to |success_callback|.
-  void AuthenticateToMount(const UserContext& context,
-                           const ResultCallback& success_callback);
-
-  // This call will attempt to authenticate the user with the key (and key
-  // label) in |context|. No further actions are taken after authentication.
-  void AuthenticateToCheck(const UserContext& context,
-                           const base::Closure& success_callback);
-
-  // This call will create and mount the home dir for |user_id| with the given
-  // |keys| if the home dir is missing. If the home dir exists already, a mount
-  // attempt will be performed using the first key in |keys| for authentication.
-  // Note that all |keys| should have been transformed from plain text already.
-  // This method does not alter them.
-  void CreateMount(const std::string& user_id,
-                   const std::vector<cryptohome::KeyDefinition>& keys,
-                   const ResultCallback& success_callback);
-
-  // Attempts to add a new |key| for the user identified/authorized by
-  // |context|. If a key with the same label already exists, the behavior
-  // depends on the |replace_existing| flag. If the flag is set, the old key is
-  // replaced. If the flag is not set, an error occurs. It is not allowed to
-  // replace the key used for authorization.
-  void AddKey(const UserContext& context,
-              const cryptohome::KeyDefinition& key,
-              bool replace_existing,
-              const base::Closure& success_callback);
-
-  // Attempts to perform an authorized update of the key in |context| with the
-  // new |key|. The update is authorized by providing the |signature| of the
-  // key. The original key must have the |PRIV_AUTHORIZED_UPDATE| privilege to
-  // perform this operation. The key labels in |context| and in |key| should be
-  // the same.
-  void UpdateKeyAuthorized(const UserContext& context,
-                           const cryptohome::KeyDefinition& key,
-                           const std::string& signature,
-                           const base::Closure& success_callback);
-
-  // Attempts to remove the key labeled |key_to_remove| for the user identified/
-  // authorized by |context|. It is possible to remove the key used for
-  // authorization, although it should be done with extreme care.
-  void RemoveKey(const UserContext& context,
-                 const std::string& key_to_remove,
-                 const base::Closure& success_callback);
-
-  // Hashes the key in |user_context| with the system salt it its type is
-  // KEY_TYPE_PASSWORD_PLAIN and passes the resulting UserContext to the
-  // |callback|.
-  void TransformKeyIfNeeded(const UserContext& user_context,
-                            const ContextCallback& callback);
-
- private:
-  friend class base::RefCountedThreadSafe<ExtendedAuthenticator>;
-
-  ~ExtendedAuthenticator();
-
-  // Callback for system salt getter.
-  void OnSaltObtained(const std::string& system_salt);
-
-  // Performs actual operation with fully configured |context|.
-  void DoAuthenticateToMount(const ResultCallback& success_callback,
-                             const UserContext& context);
-  void DoAuthenticateToCheck(const base::Closure& success_callback,
-                             const UserContext& context);
-  void DoAddKey(const cryptohome::KeyDefinition& key,
-                bool replace_existing,
-                const base::Closure& success_callback,
-                const UserContext& context);
-  void DoUpdateKeyAuthorized(const cryptohome::KeyDefinition& key,
-                             const std::string& signature,
-                             const base::Closure& success_callback,
-                             const UserContext& context);
-  void DoRemoveKey(const std::string& key_to_remove,
-                   const base::Closure& success_callback,
-                   const UserContext& context);
-
-  // Inner operation callbacks.
-  void OnMountComplete(const std::string& time_marker,
-                       const UserContext& context,
-                       const ResultCallback& success_callback,
-                       bool success,
-                       cryptohome::MountError return_code,
-                       const std::string& mount_hash);
-  void OnOperationComplete(const std::string& time_marker,
-                           const UserContext& context,
-                           const base::Closure& success_callback,
-                           bool success,
-                           cryptohome::MountError return_code);
-
-  bool salt_obtained_;
-  std::string system_salt_;
-  std::vector<base::Closure> system_salt_callbacks_;
-
-  NewAuthStatusConsumer* consumer_;
-  AuthStatusConsumer* old_consumer_;
-
-  DISALLOW_COPY_AND_ASSIGN(ExtendedAuthenticator);
-};
-
-}  // namespace chromeos
-
-#endif  // CHROME_BROWSER_CHROMEOS_LOGIN_AUTH_EXTENDED_AUTHENTICATOR_H_