1 // Copyright 2014 The Chromium Authors. All rights reserved. 2 // Use of this source code is governed by a BSD-style license that can be 3 // found in the LICENSE file. 4 5 #ifndef CHROMEOS_LOGIN_AUTH_EXTENDED_AUTHENTICATOR_IMPL_H_ 6 #define CHROMEOS_LOGIN_AUTH_EXTENDED_AUTHENTICATOR_IMPL_H_ 7 8 #include <string> 9 10 #include "base/basictypes.h" 11 #include "base/callback.h" 12 #include "base/compiler_specific.h" 13 #include "base/memory/scoped_ptr.h" 14 #include "chromeos/chromeos_export.h" 15 #include "chromeos/login/auth/extended_authenticator.h" 16 #include "third_party/cros_system_api/dbus/service_constants.h" 17 18 namespace chromeos { 19 20 class AuthStatusConsumer; 21 class UserContext; 22 23 // Implements ExtendedAuthenticator. 24 class CHROMEOS_EXPORT ExtendedAuthenticatorImpl : public ExtendedAuthenticator { 25 public: 26 explicit ExtendedAuthenticatorImpl(NewAuthStatusConsumer* consumer); 27 explicit ExtendedAuthenticatorImpl(AuthStatusConsumer* consumer); 28 29 // ExtendedAuthenticator: 30 virtual void SetConsumer(AuthStatusConsumer* consumer) override; 31 virtual void AuthenticateToMount( 32 const UserContext& context, 33 const ResultCallback& success_callback) override; 34 virtual void AuthenticateToCheck( 35 const UserContext& context, 36 const base::Closure& success_callback) override; 37 virtual void CreateMount(const std::string& user_id, 38 const std::vector<cryptohome::KeyDefinition>& keys, 39 const ResultCallback& success_callback) override; 40 virtual void AddKey(const UserContext& context, 41 const cryptohome::KeyDefinition& key, 42 bool replace_existing, 43 const base::Closure& success_callback) override; 44 virtual void UpdateKeyAuthorized( 45 const UserContext& context, 46 const cryptohome::KeyDefinition& key, 47 const std::string& signature, 48 const base::Closure& success_callback) override; 49 virtual void RemoveKey(const UserContext& context, 50 const std::string& key_to_remove, 51 const base::Closure& success_callback) override; 52 virtual void TransformKeyIfNeeded(const UserContext& user_context, 53 const ContextCallback& callback) override; 54 55 private: 56 virtual ~ExtendedAuthenticatorImpl(); 57 58 // Callback for system salt getter. 59 void OnSaltObtained(const std::string& system_salt); 60 61 // Performs actual operation with fully configured |context|. 62 void DoAuthenticateToMount(const ResultCallback& success_callback, 63 const UserContext& context); 64 void DoAuthenticateToCheck(const base::Closure& success_callback, 65 const UserContext& context); 66 void DoAddKey(const cryptohome::KeyDefinition& key, 67 bool replace_existing, 68 const base::Closure& success_callback, 69 const UserContext& context); 70 void DoUpdateKeyAuthorized(const cryptohome::KeyDefinition& key, 71 const std::string& signature, 72 const base::Closure& success_callback, 73 const UserContext& context); 74 void DoRemoveKey(const std::string& key_to_remove, 75 const base::Closure& success_callback, 76 const UserContext& context); 77 78 // Inner operation callbacks. 79 void OnMountComplete(const std::string& time_marker, 80 const UserContext& context, 81 const ResultCallback& success_callback, 82 bool success, 83 cryptohome::MountError return_code, 84 const std::string& mount_hash); 85 void OnOperationComplete(const std::string& time_marker, 86 const UserContext& context, 87 const base::Closure& success_callback, 88 bool success, 89 cryptohome::MountError return_code); 90 91 bool salt_obtained_; 92 std::string system_salt_; 93 std::vector<base::Closure> system_salt_callbacks_; 94 95 NewAuthStatusConsumer* consumer_; 96 AuthStatusConsumer* old_consumer_; 97 98 DISALLOW_COPY_AND_ASSIGN(ExtendedAuthenticatorImpl); 99 }; 100 101 } // namespace chromeos 102 103 #endif // CHROMEOS_LOGIN_AUTH_EXTENDED_AUTHENTICATOR_IMPL_H_ 104
