private void BulkReadingThread()
{
while (true)
{
//Read every bInterval
Thread.Sleep(BulkInPipe.PipeEndpoint.bInterval);
{
try
{
BulkInPipe.TransferData(BulkInBuffer, 0, BulkInBuffer.Length);
// uncomment for debugging
/*
int i = 0;
WriteSerial(
ByteToHex(BulkInBuffer[i++]) + " " + ByteToHex(BulkInBuffer[i++]) + " " + ByteToHex(BulkInBuffer[i++]) + " " + ByteToHex(BulkInBuffer[i++]) + " " +
ByteToHex(BulkInBuffer[i++]) + " " + ByteToHex(BulkInBuffer[i++]) + " " + ByteToHex(BulkInBuffer[i++]) + " " + ByteToHex(BulkInBuffer[i++]) + " " +
ByteToHex(BulkInBuffer[i++]) + " " + ByteToHex(BulkInBuffer[i++]) + " " + ByteToHex(BulkInBuffer[i++]) + " " + ByteToHex(BulkInBuffer[i++]) + " " +
ByteToHex(BulkInBuffer[i++]) + " " + ByteToHex(BulkInBuffer[i++]) + " " + ByteToHex(BulkInBuffer[i++]) + " " + ByteToHex(BulkInBuffer[i++]) + " " +
ByteToHex(BulkInBuffer[i++]) + " " + ByteToHex(BulkInBuffer[i++]) + " " + ByteToHex(BulkInBuffer[i++]) + " " + ByteToHex(BulkInBuffer[i++]) + " " +
ByteToHex(BulkInBuffer[i++]) + " " + ByteToHex(BulkInBuffer[i++]) + " " + ByteToHex(BulkInBuffer[i++]) + " " + ByteToHex(BulkInBuffer[i++]) + " " +
ByteToHex(BulkInBuffer[i++]) + " " + ByteToHex(BulkInBuffer[i++]) + " " + ByteToHex(BulkInBuffer[i++]) + " " + ByteToHex(BulkInBuffer[i++]) + " " +
ByteToHex(BulkInBuffer[i++]) + " " + ByteToHex(BulkInBuffer[i++]) + " " + ByteToHex(BulkInBuffer[i++]) + " " + ByteToHex(BulkInBuffer[i++]) + " " +
ByteToHex(BulkInBuffer[i++]) + " " + ByteToHex(BulkInBuffer[i++]) + " " + ByteToHex(BulkInBuffer[i++]) + " " + ByteToHex(BulkInBuffer[i++]) + " " +
ByteToHex(BulkInBuffer[i++]) + " " + ByteToHex(BulkInBuffer[i++]) + " " + ByteToHex(BulkInBuffer[i++]) + " " + ByteToHex(BulkInBuffer[i++]) + " " +
ByteToHex(BulkInBuffer[i++]) + " " + ByteToHex(BulkInBuffer[i++]) + " " + ByteToHex(BulkInBuffer[i++]) + " " + ByteToHex(BulkInBuffer[i++]) + " " +
ByteToHex(BulkInBuffer[i++]) + " " + ByteToHex(BulkInBuffer[i++]) + " " + ByteToHex(BulkInBuffer[i++]) + " " + ByteToHex(BulkInBuffer[i++]) + " " +
ByteToHex(BulkInBuffer[i++]) + " " + ByteToHex(BulkInBuffer[i++]) + " " + ByteToHex(BulkInBuffer[i++]) + " " + ByteToHex(BulkInBuffer[i++]) + " " +
ByteToHex(BulkInBuffer[i++]) + " " + ByteToHex(BulkInBuffer[i++]) + " " + ByteToHex(BulkInBuffer[i++]) + " " + ByteToHex(BulkInBuffer[i++]) + " " +
ByteToHex(BulkInBuffer[i++]) + " " + ByteToHex(BulkInBuffer[i++]) + " " + ByteToHex(BulkInBuffer[i++]) + " " + ByteToHex(BulkInBuffer[i++]) + " " +
ByteToHex(BulkInBuffer[i++]) + " " + ByteToHex(BulkInBuffer[i++]) + " " + ByteToHex(BulkInBuffer[i++]) + " " + ByteToHex(BulkInBuffer[i++])
);
*/
if (((BulkInBuffer[0] | (BulkInBuffer[1] << 8)) == (hci_handle | 0x2000)))//acl_handle_ok
{
if ((BulkInBuffer[6] | (BulkInBuffer[7] << 8)) == 0x0001)//l2cap_control - Channel ID for ACL-U
{
if (BulkInBuffer[8] != 0x00)
Debug.Print("L2CAP Signaling Command - 0x" + ByteToHex(BulkInBuffer[8]));
if (BulkInBuffer[8] == L2CAP_CMD_COMMAND_REJECT)
Debug.Print("L2CAP Command Reject - Reason: " + ByteToHex(BulkInBuffer[13]) + ByteToHex(BulkInBuffer[12]) + " Data: " + ByteToHex(BulkInBuffer[17]) + " " + ByteToHex(BulkInBuffer[16]) + " " + ByteToHex(BulkInBuffer[15]) + " " + ByteToHex(BulkInBuffer[14]));
else if (BulkInBuffer[8] == L2CAP_CMD_CONNECTION_REQUEST)
{
//Debug.Print("Code: 0x" + ByteToHex(BulkInBuffer[8]) + " Identifier: 0x" + ByteToHex(BulkInBuffer[9]) + " Length: 0x" + ByteToHex(BulkInBuffer[11]) + ByteToHex(BulkInBuffer[10]) + " PSM: 0x" + ByteToHex(BulkInBuffer[13]) + ByteToHex(BulkInBuffer[12]) + " SCID: 0x" + ByteToHex(BulkInBuffer[15]) + ByteToHex(BulkInBuffer[14]));
Debug.Print("L2CAP Connection Request - Source CID: 0x" + ByteToHex(BulkInBuffer[15]) + ByteToHex(BulkInBuffer[14]) + " PSM: 0x" + ByteToHex(BulkInBuffer[13]) + ByteToHex(BulkInBuffer[12]));
if ((BulkInBuffer[13] | BulkInBuffer[12]) == L2CAP_PSM_HID_CTRL)
{
identifier = BulkInBuffer[9];
control_scid[0] = BulkInBuffer[14];
control_scid[1] = BulkInBuffer[15];
l2cap_event_status |= l2cap_event.L2CAP_EV_CONTROL_CONNECTION_REQUEST;
}
else if ((BulkInBuffer[13] | BulkInBuffer[12]) == L2CAP_PSM_HID_INTR)
{
identifier = BulkInBuffer[9];
interrupt_scid[0] = BulkInBuffer[14];
interrupt_scid[1] = BulkInBuffer[15];
l2cap_event_status |= l2cap_event.L2CAP_EV_INTERRUPT_CONNECTION_REQUEST;
}
}
else if (BulkInBuffer[8] == L2CAP_CMD_CONFIG_RESPONSE)
{
if (BulkInBuffer[12] == control_dcid[0] && BulkInBuffer[13] == control_dcid[1])
{
if ((BulkInBuffer[16] | (BulkInBuffer[17] << 8)) == 0x0000)//Success
{
Debug.Print("HID Control Configuration Complete");
l2cap_event_status |= l2cap_event.L2CAP_EV_CONTROL_CONFIG_SUCCESS;
}
}
else if (BulkInBuffer[12] == interrupt_dcid[0] && BulkInBuffer[13] == interrupt_dcid[1])
{
if ((BulkInBuffer[16] | (BulkInBuffer[17] << 8)) == 0x0000)//Success
{
Debug.Print("HID Interrupt Configuration Complete");
l2cap_event_status |= l2cap_event.L2CAP_EV_INTERRUPT_CONFIG_SUCCESS;
}
}
}
else if (BulkInBuffer[8] == L2CAP_CMD_CONFIG_REQUEST)
{
if (BulkInBuffer[12] == control_dcid[0] && BulkInBuffer[13] == control_dcid[1])
{
Debug.Print("HID Control Configuration Request");
identifier = BulkInBuffer[9];
l2cap_event_status |= l2cap_event.L2CAP_EV_CONTROL_CONFIG_REQUEST;
}
else if (BulkInBuffer[12] == interrupt_dcid[0] && BulkInBuffer[13] == interrupt_dcid[1])
{
Debug.Print("HID Interrupt Configuration Request");
identifier = BulkInBuffer[9];
l2cap_event_status |= l2cap_event.L2CAP_EV_INTERRUPT_CONFIG_REQUEST;
}
}
else if (BulkInBuffer[8] == L2CAP_CMD_DISCONNECT_REQUEST)
{
if (BulkInBuffer[12] == control_dcid[0] && BulkInBuffer[13] == control_dcid[1])
Debug.Print("Disconnected Request: Disconnected Control");
else if (BulkInBuffer[12] == interrupt_dcid[0] && BulkInBuffer[13] == interrupt_dcid[1])
Debug.Print("Disconnected Request: Disconnected Interrupt");
}
else if (BulkInBuffer[8] == L2CAP_CMD_DISCONNECT_RESPONSE)
{
if (BulkInBuffer[12] == control_scid[0] && BulkInBuffer[13] == control_scid[1])
{
Debug.Print("Disconnected Response: Disconnected Control");
identifier = BulkInBuffer[9];
l2cap_event_status |= l2cap_event.L2CAP_EV_CONTROL_DISCONNECT_RESPONSE;
}
else if (BulkInBuffer[12] == interrupt_scid[0] && BulkInBuffer[13] == interrupt_scid[1])
{
Debug.Print("Disconnected Response: Disconnected Interrupt");
identifier = BulkInBuffer[9];
l2cap_event_status |= l2cap_event.L2CAP_EV_INTERRUPT_DISCONNECT_RESPONSE;
}
}
}
else if (BulkInBuffer[6] == interrupt_dcid[0] && BulkInBuffer[7] == interrupt_dcid[1])//l2cap_interrupt
{
//Debug.Print("L2CAP Interrupt");
//readReport();//Uncomment for debugging
}
L2CAP_task();
}
}
catch (Exception ex)
{
WriteSerial("Exception was thrown - try reconnecting the bluetooth dongle");
Debug.Print("==============================");
Debug.Print(DateTime.Now.ToString());
Debug.Print(ex.Message);
Debug.Print(ex.StackTrace);
if (ex.InnerException != null)
{
Debug.Print("Inner Exception: " + ex.InnerException.Message);
}
}
}
}
}
void HCI_task()
{
switch (hci_state)
{
case HCI_INIT_STATE:
hci_counter++;
if (hci_counter > 10)
{
// wait until we have looped 10 times to clear any old events
WriteSerial("Init State");
hci_reset();
hci_state = HCI_RESET_STATE;
hci_counter = 0;
}
break;
case HCI_RESET_STATE:
hci_counter++;
if (hciflag(hci_event.HCI_FLAG_CMD_COMPLETE))
{
WriteSerial("HCI Reset Complete");
hci_state = HCI_BDADDR_STATE;
hci_read_bdaddr();
hci_counter = 0;
}
if (hci_counter > 100)
{
WriteSerial("No Response to HCI Reset - Try reconnecting the Bluetooth Dongle");
hci_state = HCI_INIT_STATE;
hci_counter = 0;
}
break;
case HCI_BDADDR_STATE:
if (hciflag(hci_event.HCI_FLAG_CMD_COMPLETE))
{
WriteSerial("Local Bluetooth Address: " + ByteToHex(my_bdaddr[5]).ToString() + ":" + ByteToHex(my_bdaddr[4]).ToString() + ":" + ByteToHex(my_bdaddr[3]).ToString() + ":" + ByteToHex(my_bdaddr[2]).ToString() + ":" + ByteToHex(my_bdaddr[1]).ToString() + ":" + ByteToHex(my_bdaddr[0]).ToString());
BDaddr[0] = my_bdaddr[5];//The commands are sent as LSB
BDaddr[1] = my_bdaddr[4];
BDaddr[2] = my_bdaddr[3];
BDaddr[3] = my_bdaddr[2];
BDaddr[4] = my_bdaddr[1];
BDaddr[5] = my_bdaddr[0];
hci_state = HCI_SCANNING_STATE;
}
break;
case HCI_SCANNING_STATE:
WriteSerial("Wait For Incoming Connection Request");
hci_write_scan_enable();
hci_state = HCI_CONNECT_IN_STATE;
break;
case HCI_CONNECT_IN_STATE:
if (hciflag(hci_event.HCI_FLAG_INCOMING_REQUEST))
{
WriteSerial("Incoming Request");
hci_remote_name(0);
hci_state = HCI_REMOTE_NAME;
}
break;
case HCI_REMOTE_NAME:
if (hciflag(hci_event.HCI_FLAG_REMOTE_NAME))
{
WriteSerial("Remote Name:");
byte i;
for (i = 0; i < 40; i++)
{
if (remote_name[i] == 0x00)
break;
}
remote_name[i] = 13;// Carriage Return
remote_name[i + 1] = 10;// Line Feed
UART.Write(remote_name, 0, i + 2);
hci_accept_connection();
hci_state = HCI_CONNECTED_STATE;
}
break;
case HCI_CONNECTED_STATE:
if (hciflag(hci_event.HCI_FLAG_CONN_COMPLETE))
{
WriteSerial("Connected to Device: " + ByteToHex(disc_bdaddr[5]) + ":" + ByteToHex(disc_bdaddr[4]) + ":" + ByteToHex(disc_bdaddr[3]) + ":" + ByteToHex(disc_bdaddr[2]) + ":" + ByteToHex(disc_bdaddr[1]) + ":" + ByteToHex(disc_bdaddr[0]));
hci_write_scan_disable();//Only allow one controller
hci_state = HCI_DISABLE_SCAN;
}
break;
case HCI_DISABLE_SCAN:
if (hciflag(hci_event.HCI_FLAG_CMD_COMPLETE))
{
WriteSerial("Scan Disabled");
l2cap_state = L2CAP_EV_CONTROL_SETUP;
hci_state = HCI_DONE_STATE;
}
break;
case HCI_DONE_STATE:
if (hciflag(hci_event.HCI_FLAG_DISCONN_COMPLETE))
hci_state = HCI_DISCONNECT_STATE;
break;
case HCI_DISCONNECT_STATE:
if (hciflag(hci_event.HCI_FLAG_DISCONN_COMPLETE))
{
WriteSerial("Disconnected from Device: " + ByteToHex(disc_bdaddr[5]) + ":" + ByteToHex(disc_bdaddr[4]) + ":" + ByteToHex(disc_bdaddr[3]) + ":" + ByteToHex(disc_bdaddr[2]) + ":" + ByteToHex(disc_bdaddr[1]) + ":" + ByteToHex(disc_bdaddr[0]));
l2cap_event_status = 0;//Clear all flags
hci_event_flag = 0;//Clear all flags
//Reset all buffers
for (byte i = 0; i < IntInBuffer.Length; i++)
IntInBuffer[i] = 0;
for (byte i = 0; i < HCIBuffer.Length; i++)
HCIBuffer[i] = 0;
for (byte i = 0; i < BulkInBuffer.Length; i++)
BulkInBuffer[i] = 0;
for (byte i = 0; i < L2CAPBuffer.Length; i++)
L2CAPBuffer[i] = 0;
for (int i = 0; i < PS3Controller.OUTPUT_REPORT_BUFFER.Length; i++)//First two bytes reserved for report type and ID
HIDBuffer[i + 2] = PS3Controller.OUTPUT_REPORT_BUFFER[i];
for (int i = 2; i < HIDMoveBuffer.Length; i++)//First two bytes reserved for DATA request and ID
HIDMoveBuffer[i] = 0;
l2cap_state = L2CAP_EV_WAIT;
hci_state = HCI_SCANNING_STATE;
}
break;
default:
break;
}
}
private bool l2capflag(l2cap_event flag)
{
if ((l2cap_event_status & flag) == flag)
return true;
else
return false;
}
