void WiimoteScannerHidapi::FindWiimotes(std::vector<Wiimote*>& wiimotes, Wiimote*& board)
{
hid_device_info* list = hid_enumerate(0x0, 0x0);
for (hid_device_info* device = list; device; device = device->next)
{
const std::string name = device->product_string ? UTF16ToUTF8(device->product_string) : "";
const bool is_wiimote =
IsValidDeviceName(name) || (device->vendor_id == 0x057e &&
(device->product_id == 0x0306 || device->product_id == 0x0330));
if (!is_wiimote || !IsNewWiimote(device->path) || !IsDeviceUsable(device->path))
continue;
auto* wiimote = new WiimoteHidapi(device->path);
const bool is_balance_board = IsBalanceBoardName(name) || wiimote->IsBalanceBoard();
if (is_balance_board)
board = wiimote;
else
wiimotes.push_back(wiimote);
NOTICE_LOG(WIIMOTE, "Found %s at %s: %ls %ls (%04hx:%04hx)",
is_balance_board ? "balance board" : "Wiimote", device->path,
device->manufacturer_string, device->product_string, device->vendor_id,
device->product_id);
}
hid_free_enumeration(list);
}
void WiimoteScannerLinux::FindWiimotes(std::vector<Wiimote*>& found_wiimotes, Wiimote*& found_board)
{
// supposedly 1.28 seconds
int const wait_len = 1;
int const max_infos = 255;
inquiry_info scan_infos[max_infos] = {};
auto* scan_infos_ptr = scan_infos;
found_board = nullptr;
// Use Limited Dedicated Inquiry Access Code (LIAC) to query, since third-party Wiimotes
// cannot be discovered without it.
const u8 lap[3] = {0x00, 0x8b, 0x9e};
// Scan for Bluetooth devices
int const found_devices =
hci_inquiry(m_device_id, wait_len, max_infos, lap, &scan_infos_ptr, IREQ_CACHE_FLUSH);
if (found_devices < 0)
{
ERROR_LOG(WIIMOTE, "Error searching for Bluetooth devices.");
return;
}
DEBUG_LOG(WIIMOTE, "Found %i Bluetooth device(s).", found_devices);
// Display discovered devices
for (int i = 0; i < found_devices; ++i)
{
NOTICE_LOG(WIIMOTE, "found a device...");
// BT names are a maximum of 248 bytes apparently
char name[255] = {};
if (hci_read_remote_name(m_device_sock, &scan_infos[i].bdaddr, sizeof(name), name, 1000) < 0)
{
ERROR_LOG(WIIMOTE, "name request failed");
continue;
}
NOTICE_LOG(WIIMOTE, "device name %s", name);
if (!IsValidDeviceName(name))
continue;
char bdaddr_str[18] = {};
ba2str(&scan_infos[i].bdaddr, bdaddr_str);
if (!IsNewWiimote(bdaddr_str))
continue;
// Found a new device
Wiimote* wm = new WiimoteLinux(scan_infos[i].bdaddr);
if (IsBalanceBoardName(name))
{
found_board = wm;
NOTICE_LOG(WIIMOTE, "Found balance board (%s).", bdaddr_str);
}
else
{
found_wiimotes.push_back(wm);
NOTICE_LOG(WIIMOTE, "Found Wiimote (%s).", bdaddr_str);
}
}
}
void ProcessWiimotes(bool new_scan, T& callback)
{
BLUETOOTH_DEVICE_SEARCH_PARAMS srch;
srch.dwSize = sizeof(srch);
srch.fReturnAuthenticated = true;
srch.fReturnRemembered = true;
// Does not filter properly somehow, so we need to do an additional check on
// fConnected BT Devices
srch.fReturnConnected = true;
srch.fReturnUnknown = true;
srch.fIssueInquiry = new_scan;
// multiple of 1.28 seconds
srch.cTimeoutMultiplier = 2;
BLUETOOTH_FIND_RADIO_PARAMS radioParam;
radioParam.dwSize = sizeof(radioParam);
HANDLE hRadio;
// TODO: save radio(s) in the WiimoteScanner constructor?
// Enumerate BT radios
HBLUETOOTH_RADIO_FIND hFindRadio = pBluetoothFindFirstRadio(&radioParam, &hRadio);
while (hFindRadio)
{
BLUETOOTH_RADIO_INFO radioInfo;
radioInfo.dwSize = sizeof(radioInfo);
auto const rinfo_result = pBluetoothGetRadioInfo(hRadio, &radioInfo);
if (ERROR_SUCCESS == rinfo_result)
{
srch.hRadio = hRadio;
BLUETOOTH_DEVICE_INFO btdi;
btdi.dwSize = sizeof(btdi);
// Enumerate BT devices
HBLUETOOTH_DEVICE_FIND hFindDevice = pBluetoothFindFirstDevice(&srch, &btdi);
while (hFindDevice)
{
// btdi.szName is sometimes missing it's content - it's a bt feature..
DEBUG_LOG(WIIMOTE, "Authenticated %i connected %i remembered %i ", btdi.fAuthenticated,
btdi.fConnected, btdi.fRemembered);
if (IsValidDeviceName(UTF16ToUTF8(btdi.szName)))
{
callback(hRadio, radioInfo, btdi);
}
if (false == pBluetoothFindNextDevice(hFindDevice, &btdi))
{
pBluetoothFindDeviceClose(hFindDevice);
hFindDevice = nullptr;
}
}
}
if (false == pBluetoothFindNextRadio(hFindRadio, &hRadio))
{
pBluetoothFindRadioClose(hFindRadio);
hFindRadio = nullptr;
}
}
}
