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Merge branch 'dev' of github.com:felis/USB_Host_Shield_2.0 into dev

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Oleg Mazurov 2012-07-24 15:49:00 -06:00
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RFCOMM.cpp Normal file
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/* Copyright (C) 2012 Kristian Lauszus, TKJ Electronics. All rights reserved.
This software may be distributed and modified under the terms of the GNU
General Public License version 2 (GPL2) as published by the Free Software
Foundation and appearing in the file GPL2.TXT included in the packaging of
this file. Please note that GPL2 Section 2[b] requires that all works based
on this software must also be made publicly available under the terms of
the GPL2 ("Copyleft").
Contact information
-------------------
Kristian Lauszus, TKJ Electronics
Web : http://www.tkjelectronics.com
e-mail : kristianl@tkjelectronics.com
*/
#ifndef _rfcomm_h_
#define _rfcomm_h_
#if defined(ARDUINO) && ARDUINO >= 100
#include "Arduino.h"
#else
#include "WProgram.h"
#endif
#include "Usb.h"
#include "confdescparser.h"
/* CSR Bluetooth data taken from descriptors */
#define BULK_MAXPKTSIZE 64 // max size for ACL data
// used in control endpoint header for HCI Commands
#define bmREQ_HCI_OUT USB_SETUP_HOST_TO_DEVICE|USB_SETUP_TYPE_CLASS|USB_SETUP_RECIPIENT_DEVICE
/* Bluetooth HCI states for hci_task() */
#define HCI_INIT_STATE 0
#define HCI_RESET_STATE 1
#define HCI_BDADDR_STATE 2
#define HCI_SET_NAME_STATE 3
#define HCI_SCANNING_STATE 4
#define HCI_CONNECT_IN_STATE 5
#define HCI_REMOTE_NAME_STATE 6
#define HCI_CONNECTED_STATE 7
#define HCI_DISABLE_SCAN 8
#define HCI_DONE_STATE 9
#define HCI_DISCONNECT_STATE 10
/* HCI event flags*/
#define HCI_FLAG_CMD_COMPLETE 0x01
#define HCI_FLAG_CONN_COMPLETE 0x02
#define HCI_FLAG_DISCONN_COMPLETE 0x04
#define HCI_FLAG_REMOTE_NAME_COMPLETE 0x08
#define HCI_FLAG_INCOMING_REQUEST 0x10
#define HCI_FLAG_READ_BDADDR 0x20
/*Macros for HCI event flag tests */
#define hci_cmd_complete (hci_event_flag & HCI_FLAG_CMD_COMPLETE)
#define hci_connect_complete (hci_event_flag & HCI_FLAG_CONN_COMPLETE)
#define hci_disconnect_complete (hci_event_flag & HCI_FLAG_DISCONN_COMPLETE)
#define hci_remote_name_complete (hci_event_flag & HCI_FLAG_REMOTE_NAME_COMPLETE)
#define hci_incoming_connect_request (hci_event_flag & HCI_FLAG_INCOMING_REQUEST)
#define hci_read_bdaddr_complete (hci_event_flag & HCI_FLAG_READ_BDADDR)
/* HCI Events managed */
#define EV_COMMAND_COMPLETE 0x0E
#define EV_COMMAND_STATUS 0x0F
#define EV_CONNECT_COMPLETE 0x03
#define EV_DISCONNECT_COMPLETE 0x05
#define EV_NUM_COMPLETE_PKT 0x13
#define EV_INQUIRY_COMPLETE 0x01
#define EV_INQUIRY_RESULT 0x02
#define EV_REMOTE_NAME_COMPLETE 0x07
#define EV_INCOMING_CONNECT 0x04
#define EV_ROLE_CHANGED 0x12
#define EV_PAGE_SCAN_REP_MODE 0x20
#define EV_DATA_BUFFER_OVERFLOW 0x1A
#define EV_LOOPBACK_COMMAND 0x19
#define EV_CHANGE_CONNECTION_LINK 0x09
#define EV_AUTHENTICATION_COMPLETE 0x06
#define EV_MAX_SLOTS_CHANGE 0x1B
#define EV_PIN_CODE_REQUEST 0x16
#define EV_LINK_KEY_REQUEST 0x17
#define EV_QOS_SETUP_COMPLETE 0x0D
#define EV_LINK_KEY_NOTIFICATION 0x18
#define EV_ENCRYPTION_CHANGE 0x08
#define EV_READ_REMOTE_VERSION_INFORMATION_COMPLETE 0x0C
/* Bluetooth L2CAP states for SDP_task() and RFCOMM_task() */
#define L2CAP_SDP_WAIT 0
#define L2CAP_SDP_SETUP 1
#define L2CAP_SDP_REQUEST 2
#define L2CAP_SDP_SUCCESS 3
#define L2CAP_SDP_DONE 4
#define L2CAP_RFCOMM_WAIT 5
#define L2CAP_RFCOMM_SETUP 6
#define L2CAP_RFCOMM_REQUEST 7
#define L2CAP_RFCOMM_SUCCESS 8
#define L2CAP_RFCOMM_DONE 9
#define L2CAP_DISCONNECT_RESPONSE 10
/* L2CAP event flags */
#define L2CAP_FLAG_CONNECTION_SDP_REQUEST 0x001
#define L2CAP_FLAG_CONNECTION_RFCOMM_REQUEST 0x002
#define L2CAP_FLAG_CONFIG_SDP_REQUEST 0x004
#define L2CAP_FLAG_CONFIG_RFCOMM_REQUEST 0x008
#define L2CAP_FLAG_CONFIG_SDP_SUCCESS 0x010
#define L2CAP_FLAG_CONFIG_RFCOMM_SUCCESS 0x020
#define L2CAP_FLAG_DISCONNECT_SDP_REQUEST 0x040
#define L2CAP_FLAG_DISCONNECT_RFCOMM_REQUEST 0x080
#define L2CAP_FLAG_DISCONNECT_RESPONSE 0x100
/* Macros for L2CAP event flag tests */
#define l2cap_connection_request_sdp_flag (l2cap_event_flag & L2CAP_FLAG_CONNECTION_SDP_REQUEST)
#define l2cap_connection_request_rfcomm_flag (l2cap_event_flag & L2CAP_FLAG_CONNECTION_RFCOMM_REQUEST)
#define l2cap_config_request_sdp_flag (l2cap_event_flag & L2CAP_FLAG_CONFIG_SDP_REQUEST)
#define l2cap_config_request_rfcomm_flag (l2cap_event_flag & L2CAP_FLAG_CONFIG_RFCOMM_REQUEST)
#define l2cap_config_success_sdp_flag (l2cap_event_flag & L2CAP_FLAG_CONFIG_SDP_SUCCESS)
#define l2cap_config_success_rfcomm_flag (l2cap_event_flag & L2CAP_FLAG_CONFIG_RFCOMM_SUCCESS)
#define l2cap_disconnect_request_sdp_flag (l2cap_event_flag & L2CAP_FLAG_DISCONNECT_SDP_REQUEST)
#define l2cap_disconnect_request_rfcomm_flag (l2cap_event_flag & L2CAP_FLAG_DISCONNECT_RFCOMM_REQUEST)
#define l2cap_disconnect_response_flag (l2cap_event_flag & L2CAP_FLAG_DISCONNECT_RESPONSE)
/* L2CAP signaling commands */
#define L2CAP_CMD_COMMAND_REJECT 0x01
#define L2CAP_CMD_CONNECTION_REQUEST 0x02
#define L2CAP_CMD_CONNECTION_RESPONSE 0x03
#define L2CAP_CMD_CONFIG_REQUEST 0x04
#define L2CAP_CMD_CONFIG_RESPONSE 0x05
#define L2CAP_CMD_DISCONNECT_REQUEST 0x06
#define L2CAP_CMD_DISCONNECT_RESPONSE 0x07
#define L2CAP_CMD_INFORMATION_REQUEST 0x0A
#define L2CAP_CMD_INFORMATION_RESPONSE 0x0B
/* Bluetooth L2CAP PSM */
#define SDP_PSM 0x01 // Service Discovery Protocol PSM Value
#define RFCOMM_PSM 0x03 // RFCOMM PSM Value
// Used For Connection Response - Remember to Include High Byte
#define PENDING 0x01
#define SUCCESSFUL 0x00
// Used to determine if it is a Bluetooth dongle
#define WI_SUBCLASS_RF 0x01 // RF Controller
#define WI_PROTOCOL_BT 0x01 // Bluetooth Programming Interface
#define BTD_MAX_ENDPOINTS 4
/* Used for SDP */
#define SDP_SERVICE_SEARCH_ATTRIBUTE_REQUEST_PDU 0x06 // See the RFCOMM specs
#define SDP_SERVICE_SEARCH_ATTRIBUTE_RESPONSE_PDU 0x07 // See the RFCOMM specs
#define SERIALPORT_UUID 0x1101 // See http://www.bluetooth.org/Technical/AssignedNumbers/service_discovery.htm
#define L2CAP_UUID 0x0100
/* Used for RFCOMM */
#define RFCOMM_SABM 0x2F
#define RFCOMM_UA 0x63
#define RFCOMM_UIH 0xEF
//#define RFCOMM_DM 0x0F
#define RFCOMM_DISC 0x43
#define extendAddress 0x01 // Allways 1
// Multiplexer message types
#define BT_RFCOMM_PN_CMD 0x83
#define BT_RFCOMM_PN_RSP 0x81
#define BT_RFCOMM_MSC_CMD 0xE3
#define BT_RFCOMM_MSC_RSP 0xE1
#define BT_RFCOMM_RPN_CMD 0x93
#define BT_RFCOMM_RPN_RSP 0x91
/*
#define BT_RFCOMM_TEST_CMD 0x23
#define BT_RFCOMM_TEST_RSP 0x21
#define BT_RFCOMM_FCON_CMD 0xA3
#define BT_RFCOMM_FCON_RSP 0xA1
#define BT_RFCOMM_FCOFF_CMD 0x63
#define BT_RFCOMM_FCOFF_RSP 0x61
#define BT_RFCOMM_RLS_CMD 0x53
#define BT_RFCOMM_RLS_RSP 0x51
#define BT_RFCOMM_NSC_RSP 0x11
*/
/* CRC on 2 bytes */
#define __crc(data) (rfcomm_crc_table[rfcomm_crc_table[0xff ^ data[0]] ^ data[1]])
class RFCOMM : public USBDeviceConfig, public UsbConfigXtracter {
public:
RFCOMM(USB *p, const char* name = "Arduino", const char* key = "1234");
// USBDeviceConfig implementation
virtual uint8_t Init(uint8_t parent, uint8_t port, bool lowspeed);
virtual uint8_t Release();
virtual uint8_t Poll();
virtual uint8_t GetAddress() { return bAddress; };
virtual bool isReady() { return bPollEnable; };
// UsbConfigXtracter implementation
virtual void EndpointXtract(uint8_t conf, uint8_t iface, uint8_t alt, uint8_t proto, const USB_ENDPOINT_DESCRIPTOR *ep);
bool isWatingForConnection() { return watingForConnection; }; // Use this to indicate when it is ready for a incoming connection
void disconnect(); // Used this void to disconnect the virtual serial port
bool connected;// Variable used to indicate if the connection is established
/* Serial commands currently supported */
void print(const char* data); // Used to send strings
void print(uint8_t data); // Used to send single bytes
void println(const char* data); // Include newline and carriage return
void println(uint8_t data); // Include newline and carriage return
uint8_t available() { return rfcommAvailable; }; // Get the bytes waiting to be read
uint8_t read(); // Used to read the buffer
protected:
/* mandatory members */
USB *pUsb;
uint8_t bAddress; // device address
EpInfo epInfo[BTD_MAX_ENDPOINTS]; //endpoint info structure
uint8_t bConfNum; // configuration number
uint8_t bNumEP; // total number of endpoints in the configuration
uint32_t qNextPollTime; // next poll time
#define BTD_CONTROL_PIPE 0 // Bluetooth dongles control endpoint
static const uint8_t BTD_EVENT_PIPE; // HCI event endpoint index
static const uint8_t BTD_DATAIN_PIPE; // ACL In endpoint index
static const uint8_t BTD_DATAOUT_PIPE; // ACL Out endpoint index
void PrintEndpointDescriptor(const USB_ENDPOINT_DESCRIPTOR* ep_ptr);
private:
const char* btdName;
const char* btdKey;
bool bPollEnable;
uint8_t pollInterval;
bool watingForConnection;
/* Set true when a channel is created */
bool SDPConnected;
bool RFCOMMConnected;
/*variables filled from HCI event management */
uint16_t hci_handle;
uint8_t my_bdaddr[6]; // The bluetooth dongles Bluetooth address
uint8_t disc_bdaddr[6]; // the bluetooth address is always 6 bytes
uint8_t remote_name[30]; // first 30 chars of remote name
/* variables used by high level HCI task */
uint8_t hci_state; //current state of bluetooth hci connection
uint16_t hci_counter; // counter used for bluetooth hci reset loops
uint8_t hci_num_reset_loops; // this value indicate how many times it should read before trying to reset
uint16_t hci_event_flag;// hci flags of received bluetooth events
/* variables used by high level L2CAP task */
uint8_t l2cap_sdp_state;
uint8_t l2cap_rfcomm_state;
uint16_t l2cap_event_flag;// l2cap flags of received bluetooth events
uint8_t hcibuf[BULK_MAXPKTSIZE];//General purpose buffer for hci data
uint8_t l2capinbuf[BULK_MAXPKTSIZE];//General purpose buffer for l2cap in data
uint8_t l2capoutbuf[BULK_MAXPKTSIZE];//General purpose buffer for l2cap out data
uint8_t rfcommbuf[BULK_MAXPKTSIZE]; // Buffer for RFCOMM Data
/* L2CAP Channels */
uint8_t sdp_scid[2]; // L2CAP source CID for HID_Control
uint8_t sdp_dcid[2]; // 0x0050
uint8_t rfcomm_scid[2]; // L2CAP source CID for HID_Interrupt
uint8_t rfcomm_dcid[2]; // 0x0051
uint8_t identifier; // Identifier for command
/* RFCOMM Variables */
uint8_t rfcommChannel;
uint8_t rfcommChannelPermanent;
uint8_t rfcommDirection;
uint8_t rfcommCommandResponse;
uint8_t rfcommChannelType;
uint8_t rfcommPfBit;
bool firstMessage;
uint8_t rfcommDataBuffer[256]; // Create a 256 sized buffer for incoming data
uint8_t rfcommAvailable;
uint8_t bufferPointer;
/* State machines */
void HCI_event_task(); //poll the HCI event pipe
void HCI_task(); // HCI state machine
void ACL_event_task(); // start polling the ACL input pipe too, though discard data until connected
void SDP_task(); // SDP state machine
void RFCOMM_task(); // RFCOMM state machine
void readReport(); // read incoming data
void printReport(); // print incoming date - Uncomment "#define PRINTREPORT" to print incoming data debugging
/* HCI Commands */
void HCI_Command(uint8_t* data, uint16_t nbytes);
void hci_reset();
void hci_write_scan_enable();
void hci_write_scan_disable();
void hci_read_bdaddr();
void hci_accept_connection();
void hci_remote_name();
void hci_set_local_name(const char* name);
void hci_pin_code_request_reply(const char* key);
void hci_link_key_request_negative_reply();
void hci_disconnect();
/* L2CAP Commands */
void L2CAP_Command(uint8_t* data, uint16_t nbytes);
void l2cap_connection_response(uint8_t rxid, uint8_t dcid[], uint8_t scid[], uint8_t result);
void l2cap_config_request(uint8_t rxid, uint8_t dcid[]);
void l2cap_config_response(uint8_t rxid, uint8_t scid[]);
void l2cap_disconnection_request(uint8_t rxid, uint8_t dcid[], uint8_t scid[]);
void l2cap_disconnection_response(uint8_t rxid, uint8_t dcid[], uint8_t scid[]);
void l2cap_information_response(uint8_t rxid, uint8_t infoTypeLow, uint8_t infoTypeHigh);
/* SDP Commands */
void SDP_Command(uint8_t* data, uint16_t nbytes);
void serviceNotSupported(uint8_t transactionIDHigh, uint8_t transactionIDLow);
void serialPortResponse1(uint8_t transactionIDHigh, uint8_t transactionIDLow);
void serialPortResponse2(uint8_t transactionIDHigh, uint8_t transactionIDLow);
void l2capResponse1(uint8_t transactionIDHigh, uint8_t transactionIDLow);
void l2capResponse2(uint8_t transactionIDHigh, uint8_t transactionIDLow);
/* RFCOMM Commands */
void RFCOMM_Command(uint8_t* data, uint16_t nbytes);
void sendRfcomm(uint8_t channel, uint8_t direction, uint8_t CR, uint8_t channelType, uint8_t pfBit, uint8_t* data, uint8_t length);
void sendRfcommCredit(uint8_t channel, uint8_t direction, uint8_t CR, uint8_t channelType, uint8_t pfBit, uint8_t credit);
uint8_t calcFcs(uint8_t *data);
};
#endif

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/*
Example sketch for the RFCOMM Bluetooth library - developed by Kristian Lauszus
For more information visit my blog: http://blog.tkjelectronics.dk/ or
send me an e-mail: kristianl@tkjelectronics.com
*/
#include <RFCOMM.h>
USB Usb;
/* You can create the instance of the class in two ways */
RFCOMM SerialBT(&Usb); // This will set the name to the defaults: "Arduino" and the passcode to "1234"
//RFCOMM SerialBT(&Usb, "Lauszus' Arduino","0000"); // You can also set the name and passcode like so
boolean firstMessage = true;
void setup() {
Serial.begin(115200);
if (Usb.Init() == -1) {
Serial.print(F("\r\nOSC did not start"));
while(1); //halt
}
Serial.print(F("\r\nRFCOMM Bluetooth Library Started"));
}
void loop() {
Usb.Task();
if(SerialBT.connected) {
if(firstMessage) {
firstMessage = false;
SerialBT.println("Hello from Arduino"); // Send welcome message
}
if(Serial.available())
SerialBT.print(Serial.read());
if(SerialBT.available())
Serial.write(SerialBT.read());
}
else
firstMessage = true;
}

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####################################################
# Syntax Coloring Map For PS3 Bluetooth/USB Library
####################################################
####################################################
# Datatypes (KEYWORD1)
####################################################
PS3BT KEYWORD1
PS3USB KEYWORD1
####################################################
# Methods and Functions (KEYWORD2)
####################################################
setBdaddr KEYWORD2
setMoveBdaddr KEYWORD2
getButton KEYWORD2
getAnalogButton KEYWORD2
getAnalogHat KEYWORD2
getSensor KEYWORD2
getAngle KEYWORD2
getStatus KEYWORD2
getStatusString KEYWORD2
getTemperature KEYWORD2
disconnect KEYWORD2
setAllOff KEYWORD2
setRumbleOff KEYWORD2
setRumbleOn KEYWORD2
setLedOff KEYWORD2
setLedOn KEYWORD2
setLedToggle KEYWORD2
moveSetBulb KEYWORD2
moveSetRumble KEYWORD2
PS3Connected KEYWORD2
PS3MoveConnected KEYWORD2
PS3NavigationConnected KEYWORD2
buttonChanged KEYWORD2
buttonPressed KEYWORD2
buttonReleased KEYWORD2
isWatingForConnection KEYWORD2
####################################################
# Constants and enums (LITERAL1)
####################################################
LED1 LITERAL1
LED2 LITERAL1
LED3 LITERAL1
LED4 LITERAL1
LED5 LITERAL1
LED6 LITERAL1
LED7 LITERAL1
LED8 LITERAL1
LED9 LITERAL1
LED10 LITERAL1
Red LITERAL1
Green LITERAL1
Blue LITERAL1
Yellow LITERAL1
Lightblue LITERAL1
Purble LITERAL1
White LITERAL1
Off LITERAL1
SELECT LITERAL1
L3 LITERAL1
R3 LITERAL1
START LITERAL1
UP LITERAL1
RIGHT LITERAL1
DOWN LITERAL1
LEFT LITERAL1
L2 LITERAL1
R2 LITERAL1
L1 LITERAL1
R1 LITERAL1
TRIANGLE LITERAL1
CIRCLE LITERAL1
CROSS LITERAL1
SQUARE LITERAL1
PS LITERAL1
MOVE LITERAL1
T LITERAL1
UP_ANALOG LITERAL1
RIGHT_ANALOG LITERAL1
DOWN_ANALOG LITERAL1
LEFT_ANALOG LITERAL1
L2_ANALOG LITERAL1
R2_ANALOG LITERAL1
L1_ANALOG LITERAL1
R1_ANALOG LITERAL1
TRIANGLE_ANALOG LITERAL1
CIRCLE_ANALOG LITERAL1
CROSS_ANALOG LITERAL1
SQUARE_ANALOG LITERAL1
T_ANALOG LITERAL1
LeftHatX LITERAL1
LeftHatY LITERAL1
RightHatX LITERAL1
RightHatY LITERAL1
aX LITERAL1
aY LITERAL1
aZ LITERAL1
gZ LITERAL1
aXmove LITERAL1
aYmove LITERAL1
aZmove LITERAL1
gXmove LITERAL1
gYmove LITERAL1
gZmove LITERAL1
tempMove LITERAL1
mXmove LITERAL1
mZmove LITERAL1
mYmove LITERAL1
Pitch LITERAL1
Roll LITERAL1
Plugged LITERAL1
Unplugged LITERAL1
Charging LITERAL1
NotCharging LITERAL1
Shutdown LITERAL1
Dying LITERAL1
Low LITERAL1
High LITERAL1
Full LITERAL1
MoveCharging LITERAL1
MoveNotCharging LITERAL1
MoveShutdown LITERAL1
MoveDying LITERAL1
MoveLow LITERAL1
MoveHigh LITERAL1
MoveFull LITERAL1
CableRumble LITERAL1
Cable LITERAL1
BluetoothRumble LITERAL1
Bluetooth LITERAL1
RumbleHigh LITERAL1
RumbleLow LITERAL1
####################################################
# Syntax Coloring Map For Xbox 360 USB Library
####################################################
####################################################
# Datatypes (KEYWORD1)
####################################################
XBOXUSB KEYWORD1
####################################################
# Methods and Functions (KEYWORD2)
####################################################
setLedBlink KEYWORD2
setLedMode KEYWORD2
Xbox360Connected KEYWORD2
####################################################
# Constants and enums (LITERAL1)
####################################################
ALL LITERAL1
ROTATING LITERAL1
FASTBLINK LITERAL1
SLOWBLINK LITERAL1
ALTERNATING LITERAL1
BACK LITERAL1
XBOX LITERAL1
A LITERAL1
B LITERAL1
X LITERAL1
Y LITERAL1
####################################################
# Syntax Coloring Map For RFCOMM Library
####################################################
####################################################
# Datatypes (KEYWORD1)
####################################################
RFCOMM KEYWORD1
####################################################
# Methods and Functions (KEYWORD2)
####################################################
connected KEYWORD2