| // |
| // Copyright 2015 Google, Inc. |
| // |
| // 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. |
| // |
| |
| #include "service/ipc/binder/bluetooth_low_energy_binder_server.h" |
| |
| #include <base/logging.h> |
| |
| #include "service/adapter.h" |
| |
| using android::String8; |
| using android::String16; |
| using android::binder::Status; |
| |
| namespace ipc { |
| namespace binder { |
| |
| namespace { |
| const int kInvalidInstanceId = -1; |
| } // namespace |
| |
| BluetoothLowEnergyBinderServer::BluetoothLowEnergyBinderServer( |
| bluetooth::Adapter* adapter) |
| : adapter_(adapter) { |
| CHECK(adapter_); |
| } |
| |
| BluetoothLowEnergyBinderServer::~BluetoothLowEnergyBinderServer() {} |
| |
| Status BluetoothLowEnergyBinderServer::RegisterClient( |
| const android::sp<IBluetoothLowEnergyCallback>& callback, |
| bool* _aidl_return) { |
| VLOG(2) << __func__; |
| bluetooth::LowEnergyClientFactory* ble_factory = |
| adapter_->GetLowEnergyClientFactory(); |
| |
| *_aidl_return = RegisterInstanceBase(callback, ble_factory); |
| return Status::ok(); |
| } |
| |
| Status BluetoothLowEnergyBinderServer::UnregisterClient(int client_id) { |
| VLOG(2) << __func__; |
| UnregisterInstanceBase(client_id); |
| return Status::ok(); |
| } |
| |
| Status BluetoothLowEnergyBinderServer::UnregisterAll() { |
| VLOG(2) << __func__; |
| UnregisterAllBase(); |
| return Status::ok(); |
| } |
| |
| Status BluetoothLowEnergyBinderServer::Connect(int client_id, |
| const String16& address, |
| bool is_direct, |
| bool* _aidl_return) { |
| VLOG(2) << __func__ << " client_id: " << client_id << " address: " << address |
| << " is_direct: " << is_direct; |
| std::lock_guard<std::mutex> lock(*maps_lock()); |
| |
| auto client = GetLEClient(client_id); |
| if (!client) { |
| LOG(ERROR) << "Unknown client_id: " << client_id; |
| *_aidl_return = false; |
| return Status::ok(); |
| } |
| |
| *_aidl_return = |
| client->Connect(std::string(String8(address).string()), is_direct); |
| return Status::ok(); |
| } |
| |
| Status BluetoothLowEnergyBinderServer::Disconnect(int client_id, |
| const String16& address, |
| bool* _aidl_return) { |
| VLOG(2) << __func__ << " client_id: " << client_id << " address: " << address; |
| std::lock_guard<std::mutex> lock(*maps_lock()); |
| |
| auto client = GetLEClient(client_id); |
| if (!client) { |
| LOG(ERROR) << "Unknown client_id: " << client_id; |
| *_aidl_return = false; |
| return Status::ok(); |
| } |
| |
| *_aidl_return = client->Disconnect(std::string(String8(address).string())); |
| return Status::ok(); |
| } |
| |
| Status BluetoothLowEnergyBinderServer::SetMtu(int client_id, |
| const String16& address, int mtu, |
| bool* _aidl_return) { |
| VLOG(2) << __func__ << " client_id: " << client_id << " address: " << address |
| << " mtu: " << mtu; |
| std::lock_guard<std::mutex> lock(*maps_lock()); |
| |
| auto client = GetLEClient(client_id); |
| if (!client) { |
| LOG(ERROR) << "Unknown client_id: " << client_id; |
| *_aidl_return = false; |
| return Status::ok(); |
| } |
| |
| *_aidl_return = client->SetMtu(std::string(String8(address).string()), mtu); |
| return Status::ok(); |
| } |
| |
| void BluetoothLowEnergyBinderServer::OnConnectionState( |
| bluetooth::LowEnergyClient* client, int status, const char* address, |
| bool connected) { |
| VLOG(2) << __func__ << " address: " << address << " connected: " << connected; |
| |
| int client_id = client->GetInstanceId(); |
| auto cb = GetLECallback(client->GetInstanceId()); |
| if (!cb.get()) { |
| VLOG(2) << "Client was unregistered - client_id: " << client_id; |
| return; |
| } |
| |
| cb->OnConnectionState(status, client_id, |
| String16(address, std::strlen(address)), connected); |
| } |
| |
| void BluetoothLowEnergyBinderServer::OnMtuChanged( |
| bluetooth::LowEnergyClient* client, int status, const char* address, |
| int mtu) { |
| VLOG(2) << __func__ << " address: " << address << " status: " << status |
| << " mtu: " << mtu; |
| |
| int client_id = client->GetInstanceId(); |
| auto cb = GetLECallback(client_id); |
| if (!cb.get()) { |
| VLOG(2) << "Client was unregistered - client_id: " << client_id; |
| return; |
| } |
| |
| cb->OnMtuChanged(status, String16(address, std::strlen(address)), mtu); |
| } |
| |
| android::sp<IBluetoothLowEnergyCallback> |
| BluetoothLowEnergyBinderServer::GetLECallback(int client_id) { |
| auto cb = GetCallback(client_id); |
| return android::sp<IBluetoothLowEnergyCallback>( |
| static_cast<IBluetoothLowEnergyCallback*>(cb.get())); |
| } |
| |
| std::shared_ptr<bluetooth::LowEnergyClient> |
| BluetoothLowEnergyBinderServer::GetLEClient(int client_id) { |
| return std::static_pointer_cast<bluetooth::LowEnergyClient>( |
| GetInstance(client_id)); |
| } |
| |
| void BluetoothLowEnergyBinderServer::OnRegisterInstanceImpl( |
| bluetooth::BLEStatus status, android::sp<IInterface> callback, |
| bluetooth::BluetoothInstance* instance) { |
| VLOG(1) << __func__ << " status: " << status; |
| bluetooth::LowEnergyClient* le_client = |
| static_cast<bluetooth::LowEnergyClient*>(instance); |
| le_client->SetDelegate(this); |
| |
| android::sp<IBluetoothLowEnergyCallback> cb( |
| static_cast<IBluetoothLowEnergyCallback*>(callback.get())); |
| cb->OnClientRegistered(status, (status == bluetooth::BLE_STATUS_SUCCESS) |
| ? instance->GetInstanceId() |
| : kInvalidInstanceId); |
| } |
| |
| } // namespace binder |
| } // namespace ipc |