[cros login] Split login related classes into subfolders.

chrome/browser/chromeos/login/extended_authenticator.h

Index: chrome/browser/chromeos/login/extended_authenticator.h
diff --git a/chrome/browser/chromeos/login/extended_authenticator.h b/chrome/browser/chromeos/login/extended_authenticator.h
deleted file mode 100644
index ca2124a18aef3937f268c7277f9dd54c59fa7a75..0000000000000000000000000000000000000000
--- a/chrome/browser/chromeos/login/extended_authenticator.h
+++ /dev/null
@@ -1,185 +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_EXTENDED_AUTHENTICATOR_H_
-#define CHROME_BROWSER_CHROMEOS_LOGIN_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 "chrome/browser/chromeos/login/user.h"
-#include "chromeos/cryptohome/cryptohome_parameters.h"
-#include "third_party/cros_system_api/dbus/service_constants.h"
-
-namespace chromeos {
-
-class LoginStatusConsumer;
-
-// Interaction with cryptohome : mounting home dirs, create new home dirs,
-// udpate passwords.
-//
-// Typical flow:
-// AuthenticateToMount() calls a Cryptohome to perform offline login,
-// AuthenticateToCreate() calls a Cryptohome 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& hash)> HashSuccessCallback;
-  typedef base::Callback<void(const UserContext& context)> ContextCallback;
-
-  class AuthStatusConsumer {
-   public:
-    virtual ~AuthStatusConsumer() {}
-    // The current login attempt has ended in failure, with error.
-    virtual void OnAuthenticationFailure(AuthState state) = 0;
-  };
-
-  explicit ExtendedAuthenticator(AuthStatusConsumer* consumer);
-  explicit ExtendedAuthenticator(LoginStatusConsumer* consumer);
-
-  // Updates consumer of the class.
-  void SetConsumer(LoginStatusConsumer* consumer);
-
-  // This call will attempt to mount home dir for user, key (and key label)
-  // specified in |context|. If |context.need_password_hashing| is true, the key
-  // will be hashed with password salt before passing it to cryptohome. This
-  // call assumes that homedir already exist for user, otherwise call will
-  // result in error. On success username hash (used as mount point) will be
-  // passed to |success_callback|.
-  void AuthenticateToMount(const UserContext& context,
-                           const HashSuccessCallback& success_callback);
-
-  // This call will attempt to authenticate |user| with key (and key label)
-  // specified in |context|. No actions are taken upon authentication.
-  void AuthenticateToCheck(const UserContext& context,
-                           const base::Closure& success_callback);
-
-  // This call will create and mount home dir for |user_id| with supplied
-  // |keys| if home dir is missing. If homedir already exist, the mount attempt
-  // will be performed using first key for |auth|.
-  // Note, that all keys in |keys| should be already hashed with system salt if
-  // it is necessary, this method does not alter them.
-  void CreateMount(const std::string& user_id,
-                   const std::vector<cryptohome::KeyDefinition>& keys,
-                   const HashSuccessCallback& success_callback);
-
-  // Hashes |password| with system salt. Result will be passed to
-  // |success_callback|.
-  void HashPasswordWithSalt(const std::string& password,
-                            const HashSuccessCallback& success_callback);
-
-  // Attempts to add new |key| for user identified/authorized by |context|.
-  // If if key with same label already exist, behavior depends on
-  // |replace_existing| flag. If flag is set, old key will be replaced. If it
-  // is not set, attempt will lead to error.
-  // It is prohibited to use same key label both in |auth| and |key|.
-  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 specified in |context|
-  // with new |key|. Update is authorized by providing |signature| of the key.
-  // Original key should have |PRIV_AUTHORIZED_UPDATE| privilege to perform this
-  // operation. Key label 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 |key_to_remove|-labelled key for 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);
-
-  // Transforms |user_context| so that it can be used by DoNNN methods.
-  // Currently it consists of hashing password with system salt if needed.
-  void TransformContext(const UserContext& user_context,
-                        const ContextCallback& callback);
-
- private:
-  friend class base::RefCountedThreadSafe<ExtendedAuthenticator>;
-
-  ~ExtendedAuthenticator();
-
-  typedef base::Callback<void(const std::string& system_salt)>
-      PendingHashCallback;
-
-  // Callback for system salt getter.
-  void OnSaltObtained(const std::string& system_salt);
-
-  // Updates UserContext (salts given key with system salt) if necessary.
-  void UpdateContextToMount(const UserContext& context,
-                            const std::string& hashed_password);
-  void UpdateContextAndCheckKey(const UserContext& context,
-                                const std::string& hashed_password);
-
-  // Performs actual operation with fully configured |context|.
-  void DoAuthenticateToMount(const HashSuccessCallback& 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 HashSuccessCallback& 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);
-
-  // Inner implementation for hashing |password| with system salt. Will queue
-  // requests if |system_salt| is not known yet.
-  // Invokes |callback| with result.
-  void DoHashWithSalt(const std::string& password,
-                      const HashSuccessCallback& callback,
-                      const std::string& system_salt);
-
-  // Callback from previous method.
-  void DidTransformContext(const UserContext& user_context,
-                           const ContextCallback& callback,
-                           const std::string& hashed_password);
-
-  bool salt_obtained_;
-  std::string system_salt_;
-  std::vector<PendingHashCallback> hashing_queue_;
-
-  AuthStatusConsumer* consumer_;
-  LoginStatusConsumer* old_consumer_;
-
-  DISALLOW_COPY_AND_ASSIGN(ExtendedAuthenticator);
-};
-
-}  // namespace chromeos
-
-#endif  // CHROME_BROWSER_CHROMEOS_LOGIN_EXTENDED_AUTHENTICATOR_H_