1 // 2 // Copyright 2015 Google, Inc. 3 // 4 // Licensed under the Apache License, Version 2.0 (the "License"); 5 // you may not use this file except in compliance with the License. 6 // You may obtain a copy of the License at: 7 // 8 // http://www.apache.org/licenses/LICENSE-2.0 9 // 10 // Unless required by applicable law or agreed to in writing, software 11 // distributed under the License is distributed on an "AS IS" BASIS, 12 // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 // See the License for the specific language governing permissions and 14 // limitations under the License. 15 // 16 17 #pragma once 18 19 #include <memory> 20 21 #include <base/macros.h> 22 23 #include <android/bluetooth/IBluetoothLowEnergyCallback.h> 24 #include "android/bluetooth/BnBluetoothLowEnergy.h" 25 26 #include "service/common/bluetooth/low_energy_constants.h" 27 #include "service/ipc/binder/interface_with_instances_base.h" 28 #include "service/low_energy_client.h" 29 30 using android::binder::Status; 31 using android::String16; 32 33 using android::bluetooth::BnBluetoothLowEnergy; 34 using android::bluetooth::IBluetoothLowEnergyCallback; 35 36 namespace bluetooth { 37 class Adapter; 38 } // namespace bluetooth 39 40 namespace ipc { 41 namespace binder { 42 43 // Implements the server side of the IBluetoothLowEnergy interface. 44 class BluetoothLowEnergyBinderServer 45 : public BnBluetoothLowEnergy, 46 public InterfaceWithInstancesBase, 47 public bluetooth::LowEnergyClient::Delegate { 48 public: 49 explicit BluetoothLowEnergyBinderServer(bluetooth::Adapter* adapter); 50 ~BluetoothLowEnergyBinderServer() override; 51 52 // IBluetoothLowEnergy overrides: 53 Status RegisterClient( 54 const android::sp<IBluetoothLowEnergyCallback>& callback, 55 bool* _aidl_return) override; 56 Status UnregisterClient(int client_id) override; 57 Status UnregisterAll() override; 58 Status Connect(int client_id, const String16& address, bool is_direct, 59 bool* _aidl_return) override; 60 Status Disconnect(int client_id, const String16& address, 61 bool* _aidl_return) override; 62 Status SetMtu(int client_id, const String16& address, int mtu, 63 bool* _aidl_return) override; 64 65 // bluetooth::LowEnergyClient::Delegate overrides: 66 void OnConnectionState(bluetooth::LowEnergyClient* client, int status, 67 const char* address, bool connected) override; 68 void OnMtuChanged(bluetooth::LowEnergyClient* client, int status, 69 const char* address, int mtu) override; 70 71 private: 72 // Returns a pointer to the IBluetoothLowEnergyCallback instance associated 73 // with |client_id|. Returns NULL if such a callback cannot be found. 74 android::sp<IBluetoothLowEnergyCallback> GetLECallback(int client_id); 75 76 // Returns a pointer to the LowEnergyClient instance associated with 77 // |client_id|. Returns NULL if such a client cannot be found. 78 std::shared_ptr<bluetooth::LowEnergyClient> GetLEClient(int client_id); 79 80 // InterfaceWithInstancesBase override: 81 void OnRegisterInstanceImpl(bluetooth::BLEStatus status, 82 android::sp<IInterface> callback, 83 bluetooth::BluetoothInstance* instance) override; 84 85 bluetooth::Adapter* adapter_; // weak 86 87 DISALLOW_COPY_AND_ASSIGN(BluetoothLowEnergyBinderServer); 88 }; 89 90 } // namespace binder 91 } // namespace ipc 92