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// Copyright 2016 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "device/bluetooth/bluetooth_classic_win.h"
#include "base/threading/scoped_thread_priority.h"
namespace device {
namespace win {
BluetoothClassicWrapper::BluetoothClassicWrapper() {}
BluetoothClassicWrapper::~BluetoothClassicWrapper() {}
HBLUETOOTH_RADIO_FIND BluetoothClassicWrapper::FindFirstRadio(
const BLUETOOTH_FIND_RADIO_PARAMS* params) {
// Mitigate the issues caused by loading DLLs on a background thread
// (http://crbug/973868). There is evidence from slow reports that this
// method can acquire the loader lock each time it's invoked.
SCOPED_MAY_LOAD_LIBRARY_AT_BACKGROUND_PRIORITY_REPEATEDLY();
HANDLE radio_handle = INVALID_HANDLE_VALUE;
HBLUETOOTH_RADIO_FIND radio_find_handle =
BluetoothFindFirstRadio(params, &radio_handle);
if (radio_find_handle) {
DCHECK_NE(radio_handle, INVALID_HANDLE_VALUE);
opened_radio_handle_.Set(radio_handle);
}
return radio_find_handle;
}
DWORD BluetoothClassicWrapper::GetRadioInfo(
PBLUETOOTH_RADIO_INFO out_radio_info) {
DCHECK(opened_radio_handle_.IsValid());
return BluetoothGetRadioInfo(opened_radio_handle_.Get(), out_radio_info);
}
BOOL BluetoothClassicWrapper::FindRadioClose(HBLUETOOTH_RADIO_FIND handle) {
return BluetoothFindRadioClose(handle);
}
BOOL BluetoothClassicWrapper::IsConnectable() {
DCHECK(opened_radio_handle_.IsValid());
return BluetoothIsConnectable(opened_radio_handle_.Get());
}
HBLUETOOTH_DEVICE_FIND BluetoothClassicWrapper::FindFirstDevice(
const BLUETOOTH_DEVICE_SEARCH_PARAMS* params,
BLUETOOTH_DEVICE_INFO* out_device_info) {
return BluetoothFindFirstDevice(params, out_device_info);
}
BOOL BluetoothClassicWrapper::FindNextDevice(
HBLUETOOTH_DEVICE_FIND handle,
BLUETOOTH_DEVICE_INFO* out_device_info) {
return BluetoothFindNextDevice(handle, out_device_info);
}
BOOL BluetoothClassicWrapper::FindDeviceClose(HBLUETOOTH_DEVICE_FIND handle) {
return BluetoothFindDeviceClose(handle);
}
BOOL BluetoothClassicWrapper::EnableDiscovery(BOOL is_enable) {
DCHECK(opened_radio_handle_.IsValid());
return BluetoothEnableDiscovery(opened_radio_handle_.Get(), is_enable);
}
BOOL BluetoothClassicWrapper::EnableIncomingConnections(BOOL is_enable) {
DCHECK(opened_radio_handle_.IsValid());
return BluetoothEnableIncomingConnections(opened_radio_handle_.Get(),
is_enable);
}
DWORD BluetoothClassicWrapper::LastError() {
return GetLastError();
}
bool BluetoothClassicWrapper::HasHandle() {
return opened_radio_handle_.IsValid();
}
} // namespace win
} // namespace device
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