Birdy YAP / Birdy_BlueWIi

Dependents:   Test_Wiimote

hci.h@0:f6f434d9a03a, 2011-12-17 (annotated)

Committer:
bediyap
Date:
Sat Dec 17 02:17:39 2011 +0000
Revision:
0:f6f434d9a03a
connect to particular wii

Who changed what in which revision?

UserRevisionLine numberNew contents of line
bediyap 0:f6f434d9a03a 1 /*
bediyap 0:f6f434d9a03a 2 Copyright (c) 2010 Peter Barrett
bediyap 0:f6f434d9a03a 3
bediyap 0:f6f434d9a03a 4 Permission is hereby granted, free of charge, to any person obtaining a copy
bediyap 0:f6f434d9a03a 5 of this software and associated documentation files (the "Software"), to deal
bediyap 0:f6f434d9a03a 6 in the Software without restriction, including without limitation the rights
bediyap 0:f6f434d9a03a 7 to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
bediyap 0:f6f434d9a03a 8 copies of the Software, and to permit persons to whom the Software is
bediyap 0:f6f434d9a03a 9 furnished to do so, subject to the following conditions:
bediyap 0:f6f434d9a03a 10
bediyap 0:f6f434d9a03a 11 The above copyright notice and this permission notice shall be included in
bediyap 0:f6f434d9a03a 12 all copies or substantial portions of the Software.
bediyap 0:f6f434d9a03a 13
bediyap 0:f6f434d9a03a 14 THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
bediyap 0:f6f434d9a03a 15 IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
bediyap 0:f6f434d9a03a 16 FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
bediyap 0:f6f434d9a03a 17 AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
bediyap 0:f6f434d9a03a 18 LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
bediyap 0:f6f434d9a03a 19 OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
bediyap 0:f6f434d9a03a 20 THE SOFTWARE.
bediyap 0:f6f434d9a03a 21 */
bediyap 0:f6f434d9a03a 22
bediyap 0:f6f434d9a03a 23 #ifndef HCI_H_INCLUDED
bediyap 0:f6f434d9a03a 24 #define HCI_H_INCLUDED
bediyap 0:f6f434d9a03a 25
bediyap 0:f6f434d9a03a 26 #include "Socket.h"
bediyap 0:f6f434d9a03a 27
bediyap 0:f6f434d9a03a 28 #pragma pack(1)
bediyap 0:f6f434d9a03a 29
bediyap 0:f6f434d9a03a 30 #define ERR_HCI_DEVICE_NOT_FOUND -300
bediyap 0:f6f434d9a03a 31
bediyap 0:f6f434d9a03a 32 class HCI;
bediyap 0:f6f434d9a03a 33 class HCITransport;
bediyap 0:f6f434d9a03a 34 class BTDevice;
bediyap 0:f6f434d9a03a 35
bediyap 0:f6f434d9a03a 36 typedef struct
bediyap 0:f6f434d9a03a 37 {
bediyap 0:f6f434d9a03a 38 u8 addr[6];
bediyap 0:f6f434d9a03a 39 } BD_ADDR;
bediyap 0:f6f434d9a03a 40
bediyap 0:f6f434d9a03a 41 typedef struct
bediyap 0:f6f434d9a03a 42 {
bediyap 0:f6f434d9a03a 43 BD_ADDR bdaddr;
bediyap 0:f6f434d9a03a 44 u8 pscan_rep_mode;
bediyap 0:f6f434d9a03a 45 u8 pscan_period_mode;
bediyap 0:f6f434d9a03a 46 u8 pscan_mode;
bediyap 0:f6f434d9a03a 47 u8 dev_class[3];
bediyap 0:f6f434d9a03a 48 u16 clock_offset;
bediyap 0:f6f434d9a03a 49 } inquiry_info;
bediyap 0:f6f434d9a03a 50
bediyap 0:f6f434d9a03a 51 typedef struct
bediyap 0:f6f434d9a03a 52 {
bediyap 0:f6f434d9a03a 53 u8 status;
bediyap 0:f6f434d9a03a 54 u16 handle;
bediyap 0:f6f434d9a03a 55 BD_ADDR bdaddr;
bediyap 0:f6f434d9a03a 56 u8 link_type;
bediyap 0:f6f434d9a03a 57 u8 encr_mode;
bediyap 0:f6f434d9a03a 58 } connection_info;
bediyap 0:f6f434d9a03a 59
bediyap 0:f6f434d9a03a 60 // Address struct for creating L2CAP sockets
bediyap 0:f6f434d9a03a 61 typedef struct {
bediyap 0:f6f434d9a03a 62 SocketAddrHdr hdr;
bediyap 0:f6f434d9a03a 63 BD_ADDR bdaddr;
bediyap 0:f6f434d9a03a 64 u16 psm;
bediyap 0:f6f434d9a03a 65 } L2CAPAddr;
bediyap 0:f6f434d9a03a 66
bediyap 0:f6f434d9a03a 67 #pragma pack(4)
bediyap 0:f6f434d9a03a 68
bediyap 0:f6f434d9a03a 69 class BTDevice;
bediyap 0:f6f434d9a03a 70 typedef struct
bediyap 0:f6f434d9a03a 71 {
bediyap 0:f6f434d9a03a 72 public:
bediyap 0:f6f434d9a03a 73 SocketInternal si;
bediyap 0:f6f434d9a03a 74 BTDevice* btdevice;
bediyap 0:f6f434d9a03a 75 u16 scid;
bediyap 0:f6f434d9a03a 76 u16 dcid;
bediyap 0:f6f434d9a03a 77 } L2CAPSocket;
bediyap 0:f6f434d9a03a 78
bediyap 0:f6f434d9a03a 79 #define MAX_HCL_NAME_LENGTH 20 // TODO - BTDevice wants to be a multiple of 4
bediyap 0:f6f434d9a03a 80
bediyap 0:f6f434d9a03a 81 // BTDevice encapsulates individual device state
bediyap 0:f6f434d9a03a 82 // It provides L2CAP layer sockets
bediyap 0:f6f434d9a03a 83
bediyap 0:f6f434d9a03a 84 class BTDevice : public SocketHandler
bediyap 0:f6f434d9a03a 85 {
bediyap 0:f6f434d9a03a 86 public:
bediyap 0:f6f434d9a03a 87 HCITransport* _transport;
bediyap 0:f6f434d9a03a 88 inquiry_info _info;
bediyap 0:f6f434d9a03a 89 u16 _handle; // acl connection handle
bediyap 0:f6f434d9a03a 90 u8 _state; // connection state
bediyap 0:f6f434d9a03a 91 u8 _txid;
bediyap 0:f6f434d9a03a 92 char _name[MAX_HCL_NAME_LENGTH];
bediyap 0:f6f434d9a03a 93
bediyap 0:f6f434d9a03a 94 void Init();
bediyap 0:f6f434d9a03a 95
bediyap 0:f6f434d9a03a 96 BD_ADDR* GetAddress() { return &_info.bdaddr; }
bediyap 0:f6f434d9a03a 97
bediyap 0:f6f434d9a03a 98 // Called from HCI
bediyap 0:f6f434d9a03a 99 void ACLRecv(const u8* data, int len);
bediyap 0:f6f434d9a03a 100
bediyap 0:f6f434d9a03a 101 // SocketHandler
bediyap 0:f6f434d9a03a 102 virtual int Open(SocketInternal* sock, SocketAddrHdr* addr);
bediyap 0:f6f434d9a03a 103 virtual int Send(SocketInternal* sock, const u8* data, int len);
bediyap 0:f6f434d9a03a 104 virtual int Close(SocketInternal* sock);
bediyap 0:f6f434d9a03a 105
bediyap 0:f6f434d9a03a 106 private:
bediyap 0:f6f434d9a03a 107 L2CAPSocket* SCIDToSocket(int scid);
bediyap 0:f6f434d9a03a 108 int Send(const u8* data, int len);
bediyap 0:f6f434d9a03a 109 int Send(u8 c, u8 id, u16* params, int count);
bediyap 0:f6f434d9a03a 110 int Connect(int scid, int psm);
bediyap 0:f6f434d9a03a 111 int Disconnect(int scid, int dcid);
bediyap 0:f6f434d9a03a 112 int ConfigureRequest(int dcid);
bediyap 0:f6f434d9a03a 113 int ConfigureResponse(u8 rxid, int dcid);
bediyap 0:f6f434d9a03a 114 int DisconnectResponse(u8 rxid, int scid, int dcid);
bediyap 0:f6f434d9a03a 115 void Control(const u8* data, int len);
bediyap 0:f6f434d9a03a 116 };
bediyap 0:f6f434d9a03a 117
bediyap 0:f6f434d9a03a 118 enum HCI_CALLBACK_EVENT
bediyap 0:f6f434d9a03a 119 {
bediyap 0:f6f434d9a03a 120 CALLBACK_NONE,
bediyap 0:f6f434d9a03a 121 CALLBACK_READY,
bediyap 0:f6f434d9a03a 122 CALLBACK_INQUIRY_RESULT,
bediyap 0:f6f434d9a03a 123 CALLBACK_INQUIRY_DONE,
bediyap 0:f6f434d9a03a 124 CALLBACK_REMOTE_NAME,
bediyap 0:f6f434d9a03a 125 CALLBACK_CONNECTION_COMPLETE,
bediyap 0:f6f434d9a03a 126 CALLBACK_CONNECTION_FAILED
bediyap 0:f6f434d9a03a 127 };
bediyap 0:f6f434d9a03a 128
bediyap 0:f6f434d9a03a 129 // L2CAP Protocol/Service Multiplexor (PSM) values
bediyap 0:f6f434d9a03a 130
bediyap 0:f6f434d9a03a 131 #define L2CAP_PSM_ANY 0x0000 /* Any/Invalid PSM */
bediyap 0:f6f434d9a03a 132 #define L2CAP_PSM_SDP 0x0001 /* Service Discovery Protocol */
bediyap 0:f6f434d9a03a 133 #define L2CAP_PSM_RFCOMM 0x0003 /* RFCOMM protocol */
bediyap 0:f6f434d9a03a 134 #define L2CAP_PSM_TCP 0x0005 /* Telephony Control Protocol */
bediyap 0:f6f434d9a03a 135 #define L2CAP_PSM_TCS 0x0007 /* TCS cordless */
bediyap 0:f6f434d9a03a 136 #define L2CAP_PSM_BNEP 0x000f /* Bluetooth Network Encapsulation Protocol*/
bediyap 0:f6f434d9a03a 137 #define L2CAP_PSM_HID_CNTL 0x0011 /* HID Control */
bediyap 0:f6f434d9a03a 138 #define L2CAP_PSM_HID_INTR 0x0013 /* HID Interrupt */
bediyap 0:f6f434d9a03a 139 #define L2CAP_PSM_ESDP 0x0015 /* Extended Service Discovery Profile */
bediyap 0:f6f434d9a03a 140 #define L2CAP_PSM_AVCTP 0x0017 /* Audio/Visual Control Transport Protocol */
bediyap 0:f6f434d9a03a 141 #define L2CAP_PSM_AVDTP 0x0019 /* Audio/Visual Distribution */
bediyap 0:f6f434d9a03a 142
bediyap 0:f6f434d9a03a 143 // Callback from inquiry
bediyap 0:f6f434d9a03a 144 typedef int (*HCICallback)(HCI* hci, HCI_CALLBACK_EVENT evt, const u8* data, int len);
bediyap 0:f6f434d9a03a 145
bediyap 0:f6f434d9a03a 146 #define MAX_BTDEVICES 8
bediyap 0:f6f434d9a03a 147
bediyap 0:f6f434d9a03a 148 class HCITransport;
bediyap 0:f6f434d9a03a 149 class HCI : public SocketHandler
bediyap 0:f6f434d9a03a 150 {
bediyap 0:f6f434d9a03a 151 HCITransport* _transport;
bediyap 0:f6f434d9a03a 152 HCICallback _callback;
bediyap 0:f6f434d9a03a 153 BD_ADDR _localAddr;
bediyap 0:f6f434d9a03a 154
bediyap 0:f6f434d9a03a 155 BTDevice _devices[MAX_BTDEVICES];
bediyap 0:f6f434d9a03a 156 int _deviceCount;
bediyap 0:f6f434d9a03a 157
bediyap 0:f6f434d9a03a 158 int _acl_mtu;
bediyap 0:f6f434d9a03a 159 int _acl_max_pkt;
bediyap 0:f6f434d9a03a 160 int _sco_mtu;
bediyap 0:f6f434d9a03a 161 int _sco_max_pkt;
bediyap 0:f6f434d9a03a 162
bediyap 0:f6f434d9a03a 163 int _state;
bediyap 0:f6f434d9a03a 164
bediyap 0:f6f434d9a03a 165 public:
bediyap 0:f6f434d9a03a 166
bediyap 0:f6f434d9a03a 167 // Open a local adapter
bediyap 0:f6f434d9a03a 168 int Open(HCITransport* transport, HCICallback callback);
bediyap 0:f6f434d9a03a 169
bediyap 0:f6f434d9a03a 170 // Return list of discovered addreses
bediyap 0:f6f434d9a03a 171 int GetDevices(BTDevice** devices, int maxDevices);
bediyap 0:f6f434d9a03a 172
bediyap 0:f6f434d9a03a 173 // Lookup a device by address or handle
bediyap 0:f6f434d9a03a 174 BTDevice* Find(const BD_ADDR* addr);
bediyap 0:f6f434d9a03a 175 BTDevice* Find(int handle);
bediyap 0:f6f434d9a03a 176
bediyap 0:f6f434d9a03a 177 // Disconnect from a remote device
bediyap 0:f6f434d9a03a 178 int Disconnect(const BD_ADDR* addr);
bediyap 0:f6f434d9a03a 179 int DisconnectAll();
bediyap 0:f6f434d9a03a 180
bediyap 0:f6f434d9a03a 181 // see what devies are in the system
bediyap 0:f6f434d9a03a 182 int Inquiry(int duration = 10);
bediyap 0:f6f434d9a03a 183
bediyap 0:f6f434d9a03a 184 // get a name, delivered in callback
bediyap 0:f6f434d9a03a 185 int RemoteNameRequest(const BD_ADDR* addr);
bediyap 0:f6f434d9a03a 186
bediyap 0:f6f434d9a03a 187 // Connect to a remote device
bediyap 0:f6f434d9a03a 188 int CreateConnection(const BD_ADDR* remoteAddr);
bediyap 0:f6f434d9a03a 189
bediyap 0:f6f434d9a03a 190 bool Busy();
bediyap 0:f6f434d9a03a 191
bediyap 0:f6f434d9a03a 192 // called from transport
bediyap 0:f6f434d9a03a 193 void HCIRecv(const u8* data, int len);
bediyap 0:f6f434d9a03a 194
bediyap 0:f6f434d9a03a 195 // called from transport
bediyap 0:f6f434d9a03a 196 void ACLRecv(const u8* data, int len);
bediyap 0:f6f434d9a03a 197
bediyap 0:f6f434d9a03a 198 // SocketHandler methods for maintaining L2CAP sockets
bediyap 0:f6f434d9a03a 199 virtual int Open(SocketInternal* sock, SocketAddrHdr* addr);
bediyap 0:f6f434d9a03a 200 virtual int Send(SocketInternal* sock, const u8* data, int len);
bediyap 0:f6f434d9a03a 201 virtual int Close(SocketInternal* sock);
bediyap 0:f6f434d9a03a 202
bediyap 0:f6f434d9a03a 203 private:
bediyap 0:f6f434d9a03a 204 void InquiryResult(const inquiry_info* info);
bediyap 0:f6f434d9a03a 205 void RemoteName(const BD_ADDR* addr, const char* name);
bediyap 0:f6f434d9a03a 206 void ConnectComplete(const connection_info* info);
bediyap 0:f6f434d9a03a 207 void DisconnectComplete(int handle);
bediyap 0:f6f434d9a03a 208 int SendCmd(int cmd, const u8* params = 0, int len = 0);
bediyap 0:f6f434d9a03a 209 void OnCommandComplete(int cmd, const u8* data, int len);
bediyap 0:f6f434d9a03a 210 void Callback(HCI_CALLBACK_EVENT c, const u8* data, int len);
bediyap 0:f6f434d9a03a 211 int PinCodeReply(const u8* data);
bediyap 0:f6f434d9a03a 212 };
bediyap 0:f6f434d9a03a 213
bediyap 0:f6f434d9a03a 214 class HCITransport
bediyap 0:f6f434d9a03a 215 {
bediyap 0:f6f434d9a03a 216 protected:
bediyap 0:f6f434d9a03a 217 HCI* _target;
bediyap 0:f6f434d9a03a 218 public:
bediyap 0:f6f434d9a03a 219 void Set(HCI* target) { _target = target; };
bediyap 0:f6f434d9a03a 220 virtual void HCISend(const u8* data, int len) = 0;
bediyap 0:f6f434d9a03a 221 virtual void ACLSend(const u8* data, int len) = 0;
bediyap 0:f6f434d9a03a 222 };
bediyap 0:f6f434d9a03a 223
bediyap 0:f6f434d9a03a 224 #endif