| /****************************************************************************** |
| * |
| * Copyright 2019 The Android Open Source Project |
| * |
| * Licensed under the Apache License, Version 2.0 (the "License"); |
| * you may not use this file except in compliance with the License. |
| * You may obtain a copy of the License at: |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| * |
| ******************************************************************************/ |
| |
| #pragma once |
| |
| #include <memory> |
| #include <vector> |
| |
| #include "hci/device.h" |
| #include "hci/device_database.h" |
| #include "security/internal/security_manager_impl.h" |
| |
| namespace bluetooth { |
| namespace security { |
| |
| /** |
| * Callback interface from SecurityManager. |
| */ |
| class ISecurityManagerListener { |
| public: |
| ISecurityManagerListener(os::Handler* handler) : handler_(handler) {} |
| virtual ~ISecurityManagerListener() = 0; |
| |
| /** |
| * Called when a device is successfully bonded. |
| * |
| * @param device pointer to the bonded device |
| */ |
| virtual void OnDeviceBonded(std::shared_ptr<bluetooth::hci::Device> device) = 0; |
| |
| /** |
| * Called when a device is successfully un-bonded. |
| * |
| * @param device pointer to the device that is no longer bonded |
| */ |
| virtual void OnDeviceUnbonded(std::shared_ptr<bluetooth::hci::Device> device) = 0; |
| |
| /** |
| * Called as a result of a failure during the bonding process. |
| * |
| * @param device pointer to the device that is no longer bonded |
| */ |
| virtual void OnDeviceBondFailed(std::shared_ptr<bluetooth::hci::Device> device) = 0; |
| |
| bool operator==(const ISecurityManagerListener& rhs) const { |
| return &*this == &rhs; |
| } |
| |
| os::Handler* handler_ = nullptr; |
| }; |
| |
| /** |
| * Manages the security attributes, pairing, bonding of devices, and the |
| * encryption/decryption of communications. |
| */ |
| class SecurityManager { |
| public: |
| friend class SecurityModule; |
| |
| /** |
| * Initialize the security record map from an internal device database. |
| */ |
| void Init(); |
| |
| /** |
| * Checks the device for existing bond, if not bonded, initiates pairing. |
| * |
| * @param device pointer to device we want to bond with |
| */ |
| void CreateBond(std::shared_ptr<hci::ClassicDevice> device); |
| |
| /** |
| * Cancels the pairing process for this device. |
| * |
| * @param device pointer to device with which we want to cancel our bond |
| */ |
| void CancelBond(std::shared_ptr<bluetooth::hci::ClassicDevice> device); |
| |
| /** |
| * Disassociates the device and removes the persistent LTK |
| * |
| * @param device pointer to device we want to forget |
| */ |
| void RemoveBond(std::shared_ptr<bluetooth::hci::ClassicDevice> device); |
| |
| /** |
| * Register to listen for callback events from SecurityManager |
| * |
| * @param listener ISecurityManagerListener instance to handle callbacks |
| */ |
| void RegisterCallbackListener(ISecurityManagerListener* listener); |
| |
| /** |
| * Unregister listener for callback events from SecurityManager |
| * |
| * @param listener ISecurityManagerListener instance to unregister |
| */ |
| void UnregisterCallbackListener(ISecurityManagerListener* listener); |
| |
| protected: |
| SecurityManager(os::Handler* security_handler, internal::SecurityManagerImpl* security_manager_impl) |
| : security_handler_(security_handler), security_manager_impl_(security_manager_impl) {} |
| |
| private: |
| os::Handler* security_handler_ = nullptr; |
| internal::SecurityManagerImpl* security_manager_impl_; |
| DISALLOW_COPY_AND_ASSIGN(SecurityManager); |
| }; |
| |
| } // namespace security |
| } // namespace bluetooth |