myBlueUSB - Test version of BlueUSB stack. Includes SDP and R…

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Ad van der Weiden / Mbed 2 deprecated myBlueUSB

Test version of BlueUSB stack. Includes SDP and RFCOMM. As Client it allows to connect to my fischertechnik TX Controller. As Server it echo\\\\\\\'s characters to Putty. PIN=1234

Dependencies: mbed myUSBHost AvailableMemory

Dependents: mbed_TANK_Kinect myBlueUSB_ros ftusbClass

hci.h@5:378c208637e3, 2011-06-11 (annotated)

Committer:: networker
Date:: Sat Jun 11 19:43:00 2011 +0000
Revision:: 5:378c208637e3
Parent:: 2:0118da9e5169

Who changed what in which revision?

User	Revision	Line number	New contents of line
networker	2:0118da9e5169	1	/*
networker	2:0118da9e5169	2	Copyright (c) 2010 Peter Barrett
networker	2:0118da9e5169	3
networker	2:0118da9e5169	4	Permission is hereby granted, free of charge, to any person obtaining a copy
networker	2:0118da9e5169	5	of this software and associated documentation files (the "Software"), to deal
networker	2:0118da9e5169	6	in the Software without restriction, including without limitation the rights
networker	2:0118da9e5169	7	to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
networker	2:0118da9e5169	8	copies of the Software, and to permit persons to whom the Software is
networker	2:0118da9e5169	9	furnished to do so, subject to the following conditions:
networker	2:0118da9e5169	10
networker	2:0118da9e5169	11	The above copyright notice and this permission notice shall be included in
networker	2:0118da9e5169	12	all copies or substantial portions of the Software.
networker	2:0118da9e5169	13
networker	2:0118da9e5169	14	THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
networker	2:0118da9e5169	15	IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
networker	2:0118da9e5169	16	FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
networker	2:0118da9e5169	17	AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
networker	2:0118da9e5169	18	LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
networker	2:0118da9e5169	19	OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
networker	2:0118da9e5169	20	THE SOFTWARE.
networker	2:0118da9e5169	21	*/
networker	2:0118da9e5169	22
networker	2:0118da9e5169	23	#ifndef HCI_H_INCLUDED
networker	2:0118da9e5169	24	#define HCI_H_INCLUDED
networker	2:0118da9e5169	25
networker	2:0118da9e5169	26	//#define CONTR_HOST_FLOW //Controller to Host flow control
networker	2:0118da9e5169	27	#define HOST_CONTR_FLOW //Host to Controller flow control
networker	2:0118da9e5169	28	#define COMMAND_FLOW //Command flow control
networker	2:0118da9e5169	29
networker	2:0118da9e5169	30	#include "mbed.h"
networker	2:0118da9e5169	31	#include "Socket.h"
networker	2:0118da9e5169	32
networker	2:0118da9e5169	33	#pragma pack(1)
networker	2:0118da9e5169	34
networker	2:0118da9e5169	35	#define ERR_HCI_DEVICE_NOT_FOUND -300
networker	2:0118da9e5169	36
networker	2:0118da9e5169	37	class HCI;
networker	2:0118da9e5169	38	class HCITransport;
networker	2:0118da9e5169	39	class BTDevice;
networker	2:0118da9e5169	40
networker	2:0118da9e5169	41	typedef struct
networker	2:0118da9e5169	42	{
networker	2:0118da9e5169	43	u8 addr[6];
networker	2:0118da9e5169	44	} BD_ADDR;
networker	2:0118da9e5169	45
networker	2:0118da9e5169	46	typedef struct
networker	2:0118da9e5169	47	{
networker	2:0118da9e5169	48	BD_ADDR bdaddr;
networker	2:0118da9e5169	49	u8 pscan_rep_mode;
networker	2:0118da9e5169	50	u8 pscan_period_mode;
networker	2:0118da9e5169	51	u8 pscan_mode;
networker	2:0118da9e5169	52	u8 dev_class[3];
networker	2:0118da9e5169	53	u16 clock_offset;
networker	2:0118da9e5169	54	} inquiry_info;
networker	2:0118da9e5169	55
networker	2:0118da9e5169	56	typedef struct
networker	2:0118da9e5169	57	{
networker	2:0118da9e5169	58	u8 status;
networker	2:0118da9e5169	59	u16 handle;
networker	2:0118da9e5169	60	BD_ADDR bdaddr;
networker	2:0118da9e5169	61	u8 link_type;
networker	2:0118da9e5169	62	u8 encr_mode;
networker	2:0118da9e5169	63	} connection_info;
networker	2:0118da9e5169	64
networker	2:0118da9e5169	65	// Address struct for creating L2CAP sockets
networker	2:0118da9e5169	66	typedef struct {
networker	2:0118da9e5169	67	SocketAddrHdr hdr;
networker	2:0118da9e5169	68	BD_ADDR bdaddr;
networker	2:0118da9e5169	69	u16 psm;
networker	2:0118da9e5169	70	} L2CAPAddr;
networker	2:0118da9e5169	71
networker	2:0118da9e5169	72	typedef struct {
networker	2:0118da9e5169	73	u16 handle;
networker	2:0118da9e5169	74	u16 length; // total
networker	2:0118da9e5169	75	u16 l2capLength; // length -4
networker	2:0118da9e5169	76	u16 cid; // Signaling packet CID = 1
networker	2:0118da9e5169	77
networker	2:0118da9e5169	78	// Payload
networker	2:0118da9e5169	79	u8 cmd; //
networker	2:0118da9e5169	80	u8 id;
networker	2:0118da9e5169	81	u16 cmdLength; // total-8
networker	2:0118da9e5169	82	u16 params[4]; // Params
networker	2:0118da9e5169	83	} L2CAPCmd;
networker	2:0118da9e5169	84
networker	2:0118da9e5169	85	#pragma pack(4)
networker	2:0118da9e5169	86
networker	2:0118da9e5169	87	class BTDevice;
networker	2:0118da9e5169	88
networker	2:0118da9e5169	89	typedef struct
networker	2:0118da9e5169	90	{
networker	2:0118da9e5169	91	public:
networker	2:0118da9e5169	92	SocketInternal si;
networker	2:0118da9e5169	93	BTDevice* btdevice;
networker	2:0118da9e5169	94	u16 scid;
networker	2:0118da9e5169	95	u16 dcid;
networker	2:0118da9e5169	96	} L2CAPSocket;
networker	2:0118da9e5169	97
networker	2:0118da9e5169	98	#define MAX_HCL_NAME_LENGTH 20 // TODO - BTDevice wants to be a multiple of 4
networker	2:0118da9e5169	99
networker	2:0118da9e5169	100	// BTDevice encapsulates individual device state
networker	2:0118da9e5169	101	// It provides L2CAP layer sockets
networker	2:0118da9e5169	102
networker	2:0118da9e5169	103	class BTDevice : public SocketHandler
networker	2:0118da9e5169	104	{
networker	2:0118da9e5169	105	public:
networker	2:0118da9e5169	106	HCITransport* _transport;
networker	2:0118da9e5169	107	inquiry_info _info;
networker	2:0118da9e5169	108	u16 _handle; // acl connection handle
networker	2:0118da9e5169	109	u8 _state; // connection state
networker	2:0118da9e5169	110	u8 _txid;
networker	2:0118da9e5169	111	u16 peer_mtu;
networker	2:0118da9e5169	112	#ifdef HOST_CONTR_FLOW
networker	2:0118da9e5169	113	u8 pkts_sent; //host to controller flow control
networker	2:0118da9e5169	114	#endif
networker	2:0118da9e5169	115	//u8 cntr_cred;
networker	2:0118da9e5169	116	u8 segments;
networker	2:0118da9e5169	117	char _name[MAX_HCL_NAME_LENGTH];
networker	2:0118da9e5169	118
networker	2:0118da9e5169	119	void Init();
networker	2:0118da9e5169	120
networker	2:0118da9e5169	121	BD_ADDR* GetAddress() { return &_info.bdaddr; }
networker	2:0118da9e5169	122
networker	2:0118da9e5169	123	// Called from HCI
networker	2:0118da9e5169	124	int ACLRecv(const u8* data, int len);
networker	2:0118da9e5169	125	void ACLFwd(const u8* data, int len);
networker	2:0118da9e5169	126
networker	2:0118da9e5169	127	// SocketHandler
networker	2:0118da9e5169	128	virtual int Open(SocketInternal* sock, SocketAddrHdr* addr);
networker	2:0118da9e5169	129	virtual int Accept(SocketInternal* sock, int scid, int rxid);
networker	2:0118da9e5169	130	virtual int Send(SocketInternal* sock, const u8* data, int len);
networker	2:0118da9e5169	131	virtual int Close(SocketInternal* sock);
networker	2:0118da9e5169	132	virtual char* Name() { return "BTDevice SocketHandler";}
networker	2:0118da9e5169	133
networker	2:0118da9e5169	134	private:
networker	2:0118da9e5169	135	int l2cap_sock, plen, contPos, contState;
networker	2:0118da9e5169	136	unsigned char *contBuf;
networker	2:0118da9e5169	137	Timeout rtx;
networker	2:0118da9e5169	138	L2CAPCmd last_req;
networker	2:0118da9e5169	139	void repeat_cmd();
networker	2:0118da9e5169	140
networker	2:0118da9e5169	141	L2CAPSocket* SCIDToSocket(int scid);
networker	2:0118da9e5169	142	int Send(const u8* data, int len);
networker	2:0118da9e5169	143	int Send(u8 c, u8 id, u16* params, int count);
networker	2:0118da9e5169	144	int Connect(int scid, int psm);
networker	2:0118da9e5169	145	int Disconnect(int scid, int dcid);
networker	2:0118da9e5169	146	int ConfigureRequest(int dcid);
networker	2:0118da9e5169	147	int CommandReject(u16 reason=0, u16 data0=0, u16 data1=0);
networker	2:0118da9e5169	148	int ConfigureResponse(u8 rxid, int dcid);
networker	2:0118da9e5169	149	int DisconnectResponse(u8 rxid, int scid, int dcid);
networker	2:0118da9e5169	150	void Control(const u8* data, int len);
networker	2:0118da9e5169	151	};
networker	2:0118da9e5169	152
networker	2:0118da9e5169	153	enum HCI_CALLBACK_EVENT
networker	2:0118da9e5169	154	{
networker	2:0118da9e5169	155	CALLBACK_NONE,
networker	2:0118da9e5169	156	CALLBACK_READY,
networker	2:0118da9e5169	157	CALLBACK_INQUIRY_RESULT,
networker	2:0118da9e5169	158	CALLBACK_INQUIRY_DONE,
networker	2:0118da9e5169	159	CALLBACK_REMOTE_NAME,
networker	2:0118da9e5169	160	CALLBACK_CONNECTION_COMPLETE,
networker	2:0118da9e5169	161	CALLBACK_CONNECTION_FAILED,
networker	2:0118da9e5169	162	CALLBACK_PIN_REQ,
networker	2:0118da9e5169	163	CALLBACK_CMD_STATUS,
networker	5:378c208637e3	164	CALLBACK_CONNECTION_REQUEST,
networker	5:378c208637e3	165	CALLBACK_VENDOR
networker	2:0118da9e5169	166	};
networker	2:0118da9e5169	167
networker	2:0118da9e5169	168	// L2CAP Protocol/Service Multiplexor (PSM) values
networker	2:0118da9e5169	169
networker	2:0118da9e5169	170	#define L2CAP_PSM_ANY 0x0000 /* Any/Invalid PSM */
networker	2:0118da9e5169	171	#define L2CAP_PSM_SDP 0x0001 /* Service Discovery Protocol */
networker	2:0118da9e5169	172	#define L2CAP_PSM_RFCOMM 0x0003 /* RFCOMM protocol */
networker	2:0118da9e5169	173	#define L2CAP_PSM_TCP 0x0005 /* Telephony Control Protocol */
networker	2:0118da9e5169	174	#define L2CAP_PSM_TCS 0x0007 /* TCS cordless */
networker	2:0118da9e5169	175	#define L2CAP_PSM_BNEP 0x000f /* Bluetooth Network Encapsulation Protocol*/
networker	2:0118da9e5169	176	#define L2CAP_PSM_HID_CNTL 0x0011 /* HID Control */
networker	2:0118da9e5169	177	#define L2CAP_PSM_HID_INTR 0x0013 /* HID Interrupt */
networker	2:0118da9e5169	178	#define L2CAP_PSM_ESDP 0x0015 /* Extended Service Discovery Profile */
networker	2:0118da9e5169	179	#define L2CAP_PSM_AVCTP 0x0017 /* Audio/Visual Control Transport Protocol */
networker	2:0118da9e5169	180	#define L2CAP_PSM_AVDTP 0x0019 /* Audio/Visual Distribution */
networker	2:0118da9e5169	181
networker	2:0118da9e5169	182	// Callback from inquiry
networker	2:0118da9e5169	183	typedef int (HCICallback)(HCI hci, HCI_CALLBACK_EVENT evt, const u8* data, int len);
networker	2:0118da9e5169	184	//typedef int (HCI::HCICallback)(HCI_CALLBACK_EVENT evt, const u8 data, int len);
networker	2:0118da9e5169	185
networker	2:0118da9e5169	186	#define MAX_BTDEVICES 8
networker	2:0118da9e5169	187
networker	2:0118da9e5169	188	class HCITransport;
networker	2:0118da9e5169	189	class HCI : public SocketHandler
networker	2:0118da9e5169	190	{
networker	2:0118da9e5169	191	HCITransport* _transport;
networker	2:0118da9e5169	192	HCICallback _callback;
networker	2:0118da9e5169	193	BD_ADDR _localAddr;
networker	2:0118da9e5169	194
networker	2:0118da9e5169	195	BTDevice _devices[MAX_BTDEVICES];
networker	2:0118da9e5169	196	int _deviceCount;
networker	2:0118da9e5169	197
networker	2:0118da9e5169	198	int _acl_mtu;
networker	2:0118da9e5169	199	int _acl_max_pkt;
networker	2:0118da9e5169	200	int _sco_mtu;
networker	2:0118da9e5169	201	int _sco_max_pkt;
networker	2:0118da9e5169	202
networker	2:0118da9e5169	203	int _state;
networker	2:0118da9e5169	204	#ifdef COMMAND_FLOW
networker	2:0118da9e5169	205	char cmd_credits;//command flow control
networker	2:0118da9e5169	206	#endif
networker	2:0118da9e5169	207	//, data_credits;//host to controller flow control is per handle, hence is handled in BTDevice
networker	2:0118da9e5169	208	public:
networker	2:0118da9e5169	209
networker	2:0118da9e5169	210	// Open a local adapter
networker	2:0118da9e5169	211	int Open(HCITransport* transport, HCICallback callback=0);
networker	2:0118da9e5169	212
networker	2:0118da9e5169	213	// Return list of discovered addreses
networker	2:0118da9e5169	214	int GetDevices(BTDevice** devices, int maxDevices);
networker	2:0118da9e5169	215
networker	2:0118da9e5169	216	// Lookup a device by address or handle
networker	2:0118da9e5169	217	BTDevice* Find(const BD_ADDR* addr);
networker	2:0118da9e5169	218	BTDevice* Find(int handle);
networker	2:0118da9e5169	219
networker	2:0118da9e5169	220	// Disconnect from a remote device
networker	2:0118da9e5169	221	int Disconnect(const BD_ADDR* addr);
networker	2:0118da9e5169	222	int DisconnectAll();
networker	2:0118da9e5169	223
networker	2:0118da9e5169	224	// see what devies are in the system
networker	2:0118da9e5169	225	int Inquiry(int duration = 10);
networker	2:0118da9e5169	226
networker	2:0118da9e5169	227	// get a name, delivered in callback
networker	2:0118da9e5169	228	int RemoteNameRequest(const BD_ADDR* addr);
networker	2:0118da9e5169	229	int RemoteNameRequest(inquiry_info* ii);
networker	2:0118da9e5169	230
networker	2:0118da9e5169	231	// Connect to a remote device
networker	2:0118da9e5169	232	int CreateConnection(const BD_ADDR* remoteAddr);
networker	2:0118da9e5169	233
networker	2:0118da9e5169	234	bool Busy();
networker	2:0118da9e5169	235
networker	2:0118da9e5169	236	// called from transport
networker	2:0118da9e5169	237	void HCIRecv(const u8* data, int len);
networker	2:0118da9e5169	238
networker	2:0118da9e5169	239	// called from transport
networker	2:0118da9e5169	240	void ACLRecv(const u8* data, int len);
networker	2:0118da9e5169	241
networker	2:0118da9e5169	242	// SocketHandler methods for maintaining L2CAP sockets
networker	2:0118da9e5169	243	virtual int Open(SocketInternal* sock, SocketAddrHdr* addr);
networker	2:0118da9e5169	244	virtual int Accept(SocketInternal* sock, int scid, int rxid);
networker	2:0118da9e5169	245	virtual int Send(SocketInternal* sock, const u8* data, int len);
networker	2:0118da9e5169	246	virtual int Close(SocketInternal* sock);
networker	2:0118da9e5169	247	virtual char* Name() { return "HCI SocketHandler";}
networker	2:0118da9e5169	248
networker	2:0118da9e5169	249	private:
networker	2:0118da9e5169	250	void InquiryResult(const inquiry_info* info);
networker	2:0118da9e5169	251	void RemoteName(const BD_ADDR* addr, const char* name);
networker	2:0118da9e5169	252	void ConnectComplete(const connection_info* info);
networker	2:0118da9e5169	253	void DisconnectComplete(int handle);
networker	2:0118da9e5169	254	void OnCommandComplete(int cmd, const u8* data, int len);
networker	2:0118da9e5169	255	virtual void Callback(HCI_CALLBACK_EVENT c, const u8* data, int len);
networker	2:0118da9e5169	256	void Compl_pkts(int handle, u8 p = 1);
networker	2:0118da9e5169	257	protected:
networker	5:378c208637e3	258	// int SendCmd(int cmd, const u8* params = 0, int len = 0);
networker	2:0118da9e5169	259	int PinCodeReply(const u8* data, const u8* pin = "0000");
networker	2:0118da9e5169	260	void Accept_Connection(const BD_ADDR* addr, bool slave=true);
networker	5:378c208637e3	261	public:
networker	5:378c208637e3	262	int SendCmd(int cmd, const u8* params = 0, int len = 0);
networker	2:0118da9e5169	263	};
networker	2:0118da9e5169	264
networker	2:0118da9e5169	265	class HCITransport
networker	2:0118da9e5169	266	{
networker	2:0118da9e5169	267	protected:
networker	2:0118da9e5169	268	HCI* _target;
networker	2:0118da9e5169	269	public:
networker	2:0118da9e5169	270	#ifdef HOST_CONTR_FLOW
networker	2:0118da9e5169	271	u8 data_credits;
networker	2:0118da9e5169	272	#endif
networker	2:0118da9e5169	273	u16 _acl_mtu;
networker	2:0118da9e5169	274	void Set(HCI* target) { _target = target; };
networker	2:0118da9e5169	275	virtual void HCISend(const u8* data, int len) = 0;
networker	2:0118da9e5169	276	virtual int ACLSend(const u8* data, int len) = 0;
networker	2:0118da9e5169	277	};
networker	2:0118da9e5169	278
networker	2:0118da9e5169	279	#endif

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Type:	Program
Mbed OS support:	Mbed 2 deprecated
Created:	04 Apr 2011
Imports:	1797
Forks:	0
Commits:	14
Dependents:	3
Dependencies:	3
Followers:	49

hci.h@5:378c208637e3, 2011-06-11 (annotated)

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