adk-stack/BT.h

   1 /*
   2  * Copyright (C) 2012 The Android Open Source Project
   3  *
   4  * Licensed under the Apache License, Version 2.0 (the "License");
   5  * you may not use this file except in compliance with the License.
   6  * You may obtain a copy of the License at
   7  *
   8  *      http://www.apache.org/licenses/LICENSE-2.0
   9  *
  10  * Unless required by applicable law or agreed to in writing, software
  11  * distributed under the License is distributed on an "AS IS" BASIS,
  12  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  13  * See the License for the specific language governing permissions and
  14  * limitations under the License.
  15  */
  16 #ifdef ADK_INTERNAL
  17 #ifndef _BT_H_
  18 #define _BT_H_
  19
  20 #include "sgBuf.h"
  21
  22 typedef struct{
  23
  24     uint8_t mac[6];
  25     uint8_t PSRM, PSPM, PSM;
  26     uint16_t co;  //clock offset
  27     uint32_t dc;  //class
  28
  29 }BtDiscoveryResult;
  30
  31 #define SUPORT_SSP        0 //   1
  32
  33 #define BT_CONN_LINK_TYPE_SCO   0
  34 #define BT_CONN_LINK_TYPE_ACL   1
  35
  36 #define BT_BCAST_NONE           0       //point to point
  37 #define BT_BCAST_ACTIVE         1       //to all active slaves
  38 #define BT_BCAST_PICONET        2       //to all slaves (even parked)
  39
  40 #define BT_RX_BUF_SZ            1024
  41 #define BT_BAUDRATE             1750000
  42
  43
  44 #define BT_LINK_KEY_SIZE        16
  45 #define BT_MAC_SIZE             6
  46
  47
  48 #define BT_SSP_DONE_VAL         0x0FF00000
  49
  50 typedef struct{
  51
  52     void* userData;
  53
  54     char (*BtDiscoveryF)(void* userData, BtDiscoveryResult* r);
  55     char (*BtConnReqF)(void* userData, const uint8_t* mac, uint32_t devClass, uint8_t linkType);        //return 1 to accept
  56     void (*BtConnStartF)(void* userData, uint16_t conn, const uint8_t* mac, uint8_t linkType, uint8_t encrMode);
  57     void (*BtConnEndF)(void* userData, uint16_t conn, uint8_t reason);
  58     uint8_t (*BtPinRequestF)(void* userData, const uint8_t* mac, uint8_t* buf); //fill buff with PIN code, return num bytes used (16 max) return 0 to decline
  59
  60     char (*BtLinkKeyRequestF)(void* userData, const uint8_t* mac, uint8_t* buf); //fill buff with the 16-byte link key if known. return 1 if yes, 0 if no
  61     void (*BtLinkKeyCreatedF)(void* userData, const uint8_t* mac, const uint8_t* key); //save the key, if you want to...
  62
  63     void (*BtAclDataRxF)(void* userData, uint16_t conn, char first, uint8_t bcastType, const uint8_t* data, uint16_t sz);
  64
  65     void (*BtSspShow)(void* userData, const uint8_t* mac, uint32_t sspVal);
  66
  67 }BtFuncs;
  68
  69 char btInit(const BtFuncs* btf);
  70
  71 char btLocalMac(uint8_t* buf);
  72 char btSetLocalName(const char* name);
  73 char btGetRemoteName(const uint8_t* mac, uint8_t PSRM, uint8_t PSM, uint16_t co, char* nameBuf);
  74 void btScan(void);
  75 char btDiscoverable(char on);
  76 char btConnectable(char on);
  77 char btSetDeviceClass(uint32_t cls);
  78 void btDeinit(void);
  79
  80 void btAclDataTx(uint16_t conn, char first, uint8_t bcastType, sg_buf* buf);
  81
  82 #endif
  83 #endif
  84