Diff: hci.h

Revision:

6:567607a9a79f

Parent:

5:378c208637e3

Child:

7:99068afea04d

--- a/hci.h	Sat Jun 11 19:43:00 2011 +0000
+++ /dev/null	Thu Jan 01 00:00:00 1970 +0000
@@ -1,279 +0,0 @@
-/*
-Copyright (c) 2010 Peter Barrett
-
-Permission is hereby granted, free of charge, to any person obtaining a copy
-of this software and associated documentation files (the "Software"), to deal
-in the Software without restriction, including without limitation the rights
-to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
-copies of the Software, and to permit persons to whom the Software is
-furnished to do so, subject to the following conditions:
-
-The above copyright notice and this permission notice shall be included in
-all copies or substantial portions of the Software.
-
-THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
-IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
-FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
-AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
-LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
-OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
-THE SOFTWARE.
-*/
-
-#ifndef HCI_H_INCLUDED
-#define HCI_H_INCLUDED
-
-//#define CONTR_HOST_FLOW     //Controller to Host flow control
-#define HOST_CONTR_FLOW     //Host to Controller flow control
-#define COMMAND_FLOW        //Command flow control
-
-#include "mbed.h"
-#include "Socket.h"
-
-#pragma pack(1)
-
-#define ERR_HCI_DEVICE_NOT_FOUND -300
-
-class HCI;
-class HCITransport;
-class BTDevice;
-
-typedef struct
-{
-    u8  addr[6];
-} BD_ADDR;
-
-typedef struct
-{
-    BD_ADDR bdaddr;
-    u8  pscan_rep_mode;
-    u8  pscan_period_mode;
-    u8  pscan_mode;
-    u8  dev_class[3];
-    u16 clock_offset;
-} inquiry_info;
-
-typedef struct
-{
-    u8  status;
-    u16 handle;
-    BD_ADDR bdaddr;
-    u8  link_type;
-    u8  encr_mode;
-} connection_info;
-
-//  Address struct for creating L2CAP sockets
-typedef struct {
-    SocketAddrHdr hdr;
-    BD_ADDR bdaddr;
-    u16 psm;
-} L2CAPAddr;
-
-typedef struct {
-    u16    handle;
-    u16    length;            // total
-    u16    l2capLength;    // length -4
-    u16    cid;            // Signaling packet CID = 1
-
-    // Payload
-    u8    cmd;            //
-    u8    id;
-    u16    cmdLength;        // total-8
-    u16 params[4];      // Params
-} L2CAPCmd;
-
-#pragma pack(4)
-
-class BTDevice;
-
-typedef struct
-{
-    public:
-    SocketInternal si;
-    BTDevice* btdevice;
-    u16 scid;
-    u16 dcid;
-} L2CAPSocket;
-
-#define MAX_HCL_NAME_LENGTH 20  // TODO - BTDevice wants to be a multiple of 4
-
-//  BTDevice encapsulates individual device state
-//  It provides L2CAP layer sockets
-
-class BTDevice : public SocketHandler
-{
-    public:
-    HCITransport* _transport;
-    inquiry_info  _info;
-    u16 _handle;     // acl connection handle
-    u8  _state;      // connection state
-    u8  _txid;
-    u16 peer_mtu;
-#ifdef HOST_CONTR_FLOW
-    u8 pkts_sent;   //host to controller flow control
-#endif
-//u8 cntr_cred;
-u8 segments;
-    char   _name[MAX_HCL_NAME_LENGTH];
-
-    void Init();
-
-    BD_ADDR* GetAddress() { return &_info.bdaddr; }
-
-    //  Called from HCI
-    int ACLRecv(const u8* data, int len);
-    void ACLFwd(const u8* data, int len);
-
-    // SocketHandler
-    virtual int Open(SocketInternal* sock, SocketAddrHdr* addr);
-    virtual int Accept(SocketInternal* sock, int scid, int rxid);
-    virtual int Send(SocketInternal* sock, const u8* data, int len);
-    virtual int Close(SocketInternal* sock);
-    virtual char* Name() { return "BTDevice SocketHandler";}
-
-private:
-    int l2cap_sock, plen, contPos, contState;
-    unsigned char *contBuf;
-    Timeout rtx;
-    L2CAPCmd last_req;
-    void repeat_cmd();
-    
-    L2CAPSocket* SCIDToSocket(int scid);
-    int Send(const u8* data, int len);
-    int Send(u8 c, u8 id, u16* params, int count);
-    int Connect(int scid, int psm);
-    int Disconnect(int scid, int dcid);
-    int ConfigureRequest(int dcid);
-    int CommandReject(u16 reason=0, u16 data0=0, u16 data1=0);
-    int ConfigureResponse(u8 rxid, int dcid);
-    int DisconnectResponse(u8 rxid, int scid, int dcid);
-    void Control(const u8* data, int len);
-};
-
-enum HCI_CALLBACK_EVENT
-{
-    CALLBACK_NONE,
-    CALLBACK_READY,
-    CALLBACK_INQUIRY_RESULT,
-    CALLBACK_INQUIRY_DONE,
-    CALLBACK_REMOTE_NAME,
-    CALLBACK_CONNECTION_COMPLETE,
-    CALLBACK_CONNECTION_FAILED,
-    CALLBACK_PIN_REQ,
-    CALLBACK_CMD_STATUS,
-    CALLBACK_CONNECTION_REQUEST,
-    CALLBACK_VENDOR
-};
-
-//  L2CAP Protocol/Service Multiplexor (PSM) values
-
-#define L2CAP_PSM_ANY                   0x0000  /* Any/Invalid PSM */
-#define L2CAP_PSM_SDP                   0x0001  /* Service Discovery Protocol */
-#define L2CAP_PSM_RFCOMM                0x0003  /* RFCOMM protocol */
-#define L2CAP_PSM_TCP                   0x0005  /* Telephony Control Protocol */
-#define L2CAP_PSM_TCS                   0x0007  /* TCS cordless */
-#define L2CAP_PSM_BNEP                  0x000f  /* Bluetooth Network Encapsulation Protocol*/
-#define L2CAP_PSM_HID_CNTL              0x0011  /* HID Control */
-#define L2CAP_PSM_HID_INTR              0x0013  /* HID Interrupt */
-#define L2CAP_PSM_ESDP                  0x0015  /* Extended Service Discovery Profile */
-#define L2CAP_PSM_AVCTP                 0x0017  /* Audio/Visual Control Transport Protocol */
-#define L2CAP_PSM_AVDTP                 0x0019  /* Audio/Visual Distribution */
-
-//  Callback from inquiry
-typedef int (*HCICallback)(HCI* hci, HCI_CALLBACK_EVENT evt, const u8* data, int len);
-//typedef int (HCI::*HCICallback)(HCI_CALLBACK_EVENT evt, const u8* data, int len);
-
-#define MAX_BTDEVICES 8
-
-class HCITransport;
-class HCI : public SocketHandler
-{
-    HCITransport* _transport;
-    HCICallback _callback;
-    BD_ADDR  _localAddr;
-
-    BTDevice _devices[MAX_BTDEVICES];
-    int _deviceCount;
-
-    int _acl_mtu;
-    int _acl_max_pkt;
-    int _sco_mtu;
-    int _sco_max_pkt;
-
-    int _state;
-#ifdef COMMAND_FLOW
-    char cmd_credits;//command flow control
-#endif
-//, data_credits;//host to controller flow control is per handle, hence is handled in BTDevice
-    public:
-
-    //  Open a local adapter
-    int Open(HCITransport* transport, HCICallback callback=0);
-
-    //  Return list of discovered addreses
-    int GetDevices(BTDevice** devices, int maxDevices);
-
-    //  Lookup a device by address or handle
-    BTDevice* Find(const BD_ADDR* addr);
-    BTDevice* Find(int handle);
-
-    //  Disconnect from a remote device
-    int Disconnect(const BD_ADDR* addr);
-    int DisconnectAll();
-
-    //  see what devies are in the system
-    int Inquiry(int duration = 10);
-
-    //  get a name, delivered in callback
-    int RemoteNameRequest(const BD_ADDR* addr);
-    int RemoteNameRequest(inquiry_info* ii);
-
-    //  Connect to a remote device
-    int CreateConnection(const BD_ADDR* remoteAddr);
-
-    bool Busy();
-
-    //  called from transport
-    void HCIRecv(const u8* data, int len);
-
-    //  called from transport
-    void ACLRecv(const u8* data, int len);
-
-    //  SocketHandler methods for maintaining L2CAP sockets
-    virtual int Open(SocketInternal* sock, SocketAddrHdr* addr);
-    virtual int Accept(SocketInternal* sock, int scid, int rxid);
-    virtual int Send(SocketInternal* sock, const u8* data, int len);
-    virtual int Close(SocketInternal* sock);
-    virtual char* Name() { return "HCI SocketHandler";}
-
-private:
-    void    InquiryResult(const inquiry_info* info);
-    void    RemoteName(const BD_ADDR* addr, const char* name);
-    void    ConnectComplete(const connection_info* info);
-    void    DisconnectComplete(int handle);
-    void    OnCommandComplete(int cmd, const u8* data, int len);
-    virtual void    Callback(HCI_CALLBACK_EVENT c, const u8* data, int len);
-    void Compl_pkts(int handle, u8 p = 1);
-protected:
-//    int     SendCmd(int cmd, const u8* params = 0, int len = 0);
-    int     PinCodeReply(const u8* data, const u8* pin = "0000");
-    void    Accept_Connection(const BD_ADDR* addr, bool slave=true);
-public:
-    int     SendCmd(int cmd, const u8* params = 0, int len = 0);
-};
-
-class HCITransport
-{
-protected:
-    HCI* _target;
-public:
-#ifdef HOST_CONTR_FLOW
-    u8 data_credits;
-#endif
-    u16 _acl_mtu;
-    void Set(HCI* target) { _target = target; };
-    virtual void HCISend(const u8* data, int len) = 0;
-    virtual int ACLSend(const u8* data, int len) = 0;
-};
-
-#endif