blob: ff526d5268f8d7f0105a1ca5df94f0685f4fe0d4 [file] [log] [blame]
// Copyright 2020 Google LLC
//
// 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
//
// https://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 "platform/impl/g3/bluetooth_adapter.h"
#include <string>
#include "platform/base/medium_environment.h"
#include "platform/base/prng.h"
#include "platform/impl/g3/bluetooth_classic.h"
namespace location {
namespace nearby {
namespace g3 {
BlePeripheral::BlePeripheral(BluetoothAdapter* adapter) : adapter_(*adapter) {}
std::string BlePeripheral::GetName() const { return adapter_.GetName(); }
ByteArray BlePeripheral::GetAdvertisementBytes(
const std::string& service_id) const {
return advertisement_bytes_;
}
void BlePeripheral::SetAdvertisementBytes(
const std::string& service_id, const ByteArray& advertisement_bytes) {
advertisement_bytes_ = advertisement_bytes;
}
BluetoothDevice::BluetoothDevice(BluetoothAdapter* adapter)
: adapter_(*adapter) {}
std::string BluetoothDevice::GetName() const { return adapter_.GetName(); }
std::string BluetoothDevice::GetMacAddress() const {
return adapter_.GetMacAddress();
}
BluetoothAdapter::BluetoothAdapter() {
std::string mac_address;
mac_address.resize(6);
int64_t raw_mac_addr = Prng().NextInt64();
mac_address[0] = static_cast<char>(raw_mac_addr >> 40);
mac_address[1] = static_cast<char>(raw_mac_addr >> 32);
mac_address[2] = static_cast<char>(raw_mac_addr >> 24);
mac_address[3] = static_cast<char>(raw_mac_addr >> 16);
mac_address[4] = static_cast<char>(raw_mac_addr >> 8);
mac_address[5] = static_cast<char>(raw_mac_addr >> 0);
SetMacAddress(mac_address);
}
BluetoothAdapter::~BluetoothAdapter() { SetStatus(Status::kDisabled); }
void BluetoothAdapter::SetBluetoothClassicMedium(
api::BluetoothClassicMedium* medium) {
bluetooth_classic_medium_ = medium;
}
void BluetoothAdapter::SetBleMedium(api::BleMedium* medium) {
ble_medium_ = medium;
}
bool BluetoothAdapter::SetStatus(Status status) {
BluetoothAdapter::ScanMode mode;
bool enabled = status == Status::kEnabled;
std::string name;
{
absl::MutexLock lock(&mutex_);
enabled_ = enabled;
name = name_;
mode = mode_;
}
auto& env = MediumEnvironment::Instance();
env.OnBluetoothAdapterChangedState(*this, device_, name, enabled, mode);
return true;
}
bool BluetoothAdapter::IsEnabled() const {
absl::MutexLock lock(&mutex_);
return enabled_;
}
BluetoothAdapter::ScanMode BluetoothAdapter::GetScanMode() const {
absl::MutexLock lock(&mutex_);
return mode_;
}
bool BluetoothAdapter::SetScanMode(BluetoothAdapter::ScanMode mode) {
bool enabled;
std::string name;
{
absl::MutexLock lock(&mutex_);
mode_ = mode;
name = name_;
enabled = enabled_;
}
auto& env = MediumEnvironment::Instance();
env.OnBluetoothAdapterChangedState(*this, device_, std::move(name), enabled,
mode);
return true;
}
std::string BluetoothAdapter::GetName() const {
absl::MutexLock lock(&mutex_);
return name_;
}
bool BluetoothAdapter::SetName(absl::string_view name) {
BluetoothAdapter::ScanMode mode;
bool enabled;
{
absl::MutexLock lock(&mutex_);
name_ = name;
enabled = enabled_;
mode = mode_;
}
auto& env = MediumEnvironment::Instance();
env.OnBluetoothAdapterChangedState(*this, device_, std::string(name), enabled,
mode);
return true;
}
} // namespace g3
} // namespace nearby
} // namespace location