| // Copyright 2017 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 CHROMEOS_SERVICES_DEVICE_SYNC_SOFTWARE_FEATURE_MANAGER_IMPL_H_ |
| #define CHROMEOS_SERVICES_DEVICE_SYNC_SOFTWARE_FEATURE_MANAGER_IMPL_H_ |
| |
| #include "base/bind.h" |
| #include "base/callback_forward.h" |
| #include "base/containers/queue.h" |
| #include "base/memory/weak_ptr.h" |
| #include "chromeos/services/device_sync/cryptauth_client.h" |
| #include "chromeos/services/device_sync/proto/cryptauth_api.pb.h" |
| #include "chromeos/services/device_sync/software_feature_manager.h" |
| |
| namespace chromeos { |
| |
| namespace device_sync { |
| |
| // Concrete SoftwareFeatureManager implementation. To query and/or set |
| // MultiDevice hosts, this class makes network requests to the CryptAuth |
| // back-end. |
| class SoftwareFeatureManagerImpl : public SoftwareFeatureManager { |
| public: |
| class Factory { |
| public: |
| static std::unique_ptr<SoftwareFeatureManager> NewInstance( |
| CryptAuthClientFactory* cryptauth_client_factory); |
| |
| static void SetInstanceForTesting(Factory* test_factory); |
| |
| protected: |
| virtual ~Factory(); |
| virtual std::unique_ptr<SoftwareFeatureManager> BuildInstance( |
| CryptAuthClientFactory* cryptauth_client_factory); |
| |
| private: |
| static Factory* test_factory_instance_; |
| }; |
| |
| ~SoftwareFeatureManagerImpl() override; |
| |
| // SoftwareFeatureManager: |
| void SetSoftwareFeatureState( |
| const std::string& public_key, |
| multidevice::SoftwareFeature software_feature, |
| bool enabled, |
| const base::Closure& success_callback, |
| const base::Callback<void(NetworkRequestError)>& error_callback, |
| bool is_exclusive = false) override; |
| void FindEligibleDevices( |
| multidevice::SoftwareFeature software_feature, |
| const base::Callback<void( |
| const std::vector<cryptauth::ExternalDeviceInfo>&, |
| const std::vector<cryptauth::IneligibleDevice>&)>& success_callback, |
| const base::Callback<void(NetworkRequestError)>& error_callback) override; |
| |
| private: |
| enum class RequestType { |
| SET_SOFTWARE_FEATURE, |
| FIND_ELIGIBLE_MULTIDEVICE_HOSTS, |
| }; |
| |
| struct Request { |
| // Used for SET_SOFTWARE_FEATURE Requests. |
| Request(std::unique_ptr<cryptauth::ToggleEasyUnlockRequest> toggle_request, |
| const base::Closure& set_software_success_callback, |
| const base::Callback<void(NetworkRequestError)> error_callback); |
| |
| // Used for FIND_ELIGIBLE_MULTIDEVICE_HOSTS Requests. |
| Request(std::unique_ptr<cryptauth::FindEligibleUnlockDevicesRequest> |
| find_request, |
| const base::Callback< |
| void(const std::vector<cryptauth::ExternalDeviceInfo>&, |
| const std::vector<cryptauth::IneligibleDevice>&)> |
| find_hosts_success_callback, |
| const base::Callback<void(NetworkRequestError)> error_callback); |
| |
| ~Request(); |
| |
| const base::Callback<void(NetworkRequestError)> error_callback; |
| |
| // Set for SET_SOFTWARE_FEATURE; unset otherwise. |
| std::unique_ptr<cryptauth::ToggleEasyUnlockRequest> toggle_request; |
| const base::Closure set_software_success_callback; |
| |
| // Set for FIND_ELIGIBLE_MULTIDEVICE_HOSTS; unset otherwise. |
| std::unique_ptr<cryptauth::FindEligibleUnlockDevicesRequest> find_request; |
| const base::Callback<void(const std::vector<cryptauth::ExternalDeviceInfo>&, |
| const std::vector<cryptauth::IneligibleDevice>&)> |
| find_hosts_success_callback; |
| }; |
| |
| explicit SoftwareFeatureManagerImpl( |
| CryptAuthClientFactory* cryptauth_client_factory); |
| |
| void ProcessRequestQueue(); |
| void ProcessSetSoftwareFeatureStateRequest(); |
| void ProcessFindEligibleDevicesRequest(); |
| |
| void OnToggleEasyUnlockResponse( |
| const cryptauth::ToggleEasyUnlockResponse& response); |
| void OnFindEligibleUnlockDevicesResponse( |
| const cryptauth::FindEligibleUnlockDevicesResponse& response); |
| void OnErrorResponse(NetworkRequestError response); |
| |
| CryptAuthClientFactory* crypt_auth_client_factory_; |
| |
| std::unique_ptr<CryptAuthClient> current_cryptauth_client_; |
| std::unique_ptr<Request> current_request_; |
| base::queue<std::unique_ptr<Request>> pending_requests_; |
| |
| base::WeakPtrFactory<SoftwareFeatureManagerImpl> weak_ptr_factory_{this}; |
| }; |
| |
| } // namespace device_sync |
| |
| } // namespace chromeos |
| |
| #endif // CHROMEOS_SERVICES_DEVICE_SYNC_SOFTWARE_FEATURE_MANAGER_IMPL_H_ |