| private hci_get_route ( IntPtr bdaddr ) : int | ||
| bdaddr | IntPtr | |
| return | int | |
private int CreateDiscoverSocket()
{
int adapterId = -1;
int socket = -1;
// Find a bluetooth adapter, repeat until found
while (_DiscoverThread != null && adapterId == -1)
{
adapterId = NativeMethods.hci_get_route(IntPtr.Zero);
Thread.Sleep(1000);
}
// did the loop exit because of _DiscoverThread or adapterId
if (adapterId == -1)
{
return(-1);
}
// create the socket
if ((socket = NativeMethods.hci_open_dev(adapterId)) == -1)
{
return(-1);
}
// configure the socket
NativeMethods.hci_filter filter = default(NativeMethods.hci_filter);
filter.opcode = 0x0;
filter.type_mask = 16;
filter.event_mask_a = 0xffffffff;
filter.event_mask_b = 0xffffffff;
NativeMethods.setsockopt(socket, NativeMethods.SOL_HCI, NativeMethods.HCI_FILTER, ref filter, 14);
return(socket);
}
private void Connect(NativeMethods.bdaddr_t bdaddress)
{
// get bluetooth address
NativeMethods.bdaddr_t dongleAddr;
int deviceId = NativeMethods.hci_get_route(IntPtr.Zero);
NativeMethods.hci_devba(deviceId, out dongleAddr);
// create l2cap address
NativeMethods.sockaddr_l2 address;
address.l2_family = NativeMethods.AF_BLUETOOTH;
address.l2_cid = 0;
// allocate sockets
_ControlSocket = -1;
while (_ControlSocket == -1)
{
_ControlSocket = NativeMethods.socket(NativeMethods.AF_BLUETOOTH, NativeMethods.SOCK_SEQPACKET, NativeMethods.BTPROTO_L2CAP);
int error = Marshal.GetLastWin32Error();
if (_ControlSocket == -1)
{
if (error != NativeMethods.EINTR)
{
throw new WiiDeviceLibrary.DeviceConnectException("Failed to allocate the control socket: " + NativeMethods.strerror(error));
}
}
}
_InterruptSocket = -1;
while (_InterruptSocket == -1)
{
_InterruptSocket = NativeMethods.socket(NativeMethods.AF_BLUETOOTH, NativeMethods.SOCK_SEQPACKET, NativeMethods.BTPROTO_L2CAP);
int error = Marshal.GetLastWin32Error();
if (_InterruptSocket == -1)
{
if (error != NativeMethods.EINTR)
{
NativeMethods.close(_ControlSocket);
throw new WiiDeviceLibrary.DeviceConnectException("Failed to allocate the interrupt socket: " + NativeMethods.strerror(error));
}
}
}
// bind the bluetooth socket
address.l2_psm = 0x0;
address.bdaddr = dongleAddr;
if (NativeMethods.bind(_ControlSocket, ref address, (uint)Marshal.SizeOf(address)) == -1)
{
int error = Marshal.GetLastWin32Error();
NativeMethods.close(_ControlSocket);
NativeMethods.close(_InterruptSocket);
throw new WiiDeviceLibrary.DeviceConnectException("Failed to bind the control socket: " + NativeMethods.strerror(error));
}
// connect the control socket
address.bdaddr = bdaddress;
address.l2_psm = 0x11;
while (NativeMethods.connect(_ControlSocket, ref address, (uint)Marshal.SizeOf(address)) == -1)
{
int error = Marshal.GetLastWin32Error();
if (error != NativeMethods.EINTR)
{
NativeMethods.close(_ControlSocket);
NativeMethods.close(_InterruptSocket);
throw new WiiDeviceLibrary.DeviceConnectException("Failed to connect the control socket: " + NativeMethods.strerror(error));
}
}
// connect the interrupt socket
address.bdaddr = bdaddress;
address.l2_psm = 0x13;
while (NativeMethods.connect(_InterruptSocket, ref address, (uint)Marshal.SizeOf(address)) == -1)
{
int error = Marshal.GetLastWin32Error();
if (error != NativeMethods.EINTR)
{
NativeMethods.close(_ControlSocket);
NativeMethods.close(_InterruptSocket);
throw new WiiDeviceLibrary.DeviceConnectException("Failed to connect the interrupt socket: " + NativeMethods.strerror(error));
}
}
_Connected = true;
}