peripheralStateNotificationCB

/*********************************************************************
 * @fn      peripheralStateNotificationCB 外圍設備 狀態 通知 回調函數
 *
 * @brief   Notification from the profile of a state change. 通知來自于profile的狀態改變！
 *
 * @param@param   newState - new state 形參：新狀態，類型是一個枚舉變量
 *
 * @return@return  none
 */
static void peripheralStateNotificationCB( gaprole_States_t newState )
{
#ifdef PLUS_BROADCASTER //暫時不知 不作任何處理，2016年12月16日15:14:51
  static uint8 first_conn_flag = 0;
#endif // PLUS_BROADCASTER
  
  
  switch ( newState )
  {
    case GAPROLE_STARTED: //GAP 任務 開始，但 并不廣播 的狀態
      {
        uint8 ownAddress[B_ADDR_LEN]; //定義一個 存放 設備 地址的 buffer
        uint8 systemId[DEVINFO_SYSTEM_ID_LEN];//定義一個存放 設備ID buffer

        //GAP 任務獲取 設備 地址放到 ownAddress 臨時 buffer中
        
        GAPRole_GetParameter(GAPROLE_BD_ADDR, ownAddress);

        // use 6 bytes of device address for 8 bytes of system ID value
        systemId[0] = ownAddress[0];
        systemId[1] = ownAddress[1];
        systemId[2] = ownAddress[2];

        // set middle bytes to zero
        systemId[4] = 0x00;
        systemId[3] = 0x00;

        // shift three bytes up
        systemId[7] = ownAddress[5];
        systemId[6] = ownAddress[4];
        systemId[5] = ownAddress[3];
        
        //設備信息設置參數 系統ID  為 設備 地址的 前三個字節+00+后三個字節

        DevInfo_SetParameter(DEVINFO_SYSTEM_ID, DEVINFO_SYSTEM_ID_LEN, systemId);

        #if (defined HAL_LCD) && (HAL_LCD == TRUE)
          // Display device address
          HalLcdWriteString( bdAddr2Str( ownAddress ),  HAL_LCD_LINE_2 );
          HalLcdWriteString( "Initialized",  HAL_LCD_LINE_3 );
        #endif // (defined HAL_LCD) && (HAL_LCD == TRUE)
      }
      break;

    case GAPROLE_ADVERTISING://GAP 任務 開始廣播 的狀態
      {
        #if (defined HAL_LCD) && (HAL_LCD == TRUE)
          HalLcdWriteString( "Advertising",  HAL_LCD_LINE_3 );
        #endif // (defined HAL_LCD) && (HAL_LCD == TRUE)
      }
      break;

#ifdef PLUS_BROADCASTER   //暫時不知 不作任何處理，2016年12月16日15:14:51
    /* After a connection is dropped a device in PLUS_BROADCASTER will continue
     * sending non-connectable advertisements and shall sending this change of 
     * state to the application.  These are then disabled here so that sending 
     * connectable advertisements can resume.
     */
    case GAPROLE_ADVERTISING_NONCONN:
      {
        uint8 advertEnabled = FALSE;
      
        // Disable non-connectable advertising.
        GAPRole_SetParameter(GAPROLE_ADV_NONCONN_ENABLED, sizeof(uint8),
                           &advertEnabled);
        
        // Reset flag for next connection.
        first_conn_flag = 0;
      }
      break;
#endif //PLUS_BROADCASTER         
      
    case GAPROLE_CONNECTED://GAP 任務 已經連接的狀態
      {        
        #if (defined HAL_LCD) && (HAL_LCD == TRUE)
          HalLcdWriteString( "Connected",  HAL_LCD_LINE_3 );
        #endif // (defined HAL_LCD) && (HAL_LCD == TRUE)
          
#ifdef PLUS_BROADCASTER
        // Only turn advertising on for this state when we first connect
        // otherwise, when we go from connected_advertising back to this state
        // we will be turning advertising back on.
        if ( first_conn_flag == 0 ) 
        {
            uint8 advertEnabled = FALSE; // Turn on Advertising

            // Disable connectable advertising.
            GAPRole_SetParameter(GAPROLE_ADVERT_ENABLED, sizeof(uint8),
                                 &advertEnabled);
            
            // Set to true for non-connectabel advertising.
            advertEnabled = TRUE;
            
            // Enable non-connectable advertising.
            GAPRole_SetParameter(GAPROLE_ADV_NONCONN_ENABLED, sizeof(uint8),
                                 &advertEnabled);
            
            first_conn_flag = 1;
        }
#endif // PLUS_BROADCASTER
      }
      break;

    case GAPROLE_CONNECTED_ADV://GAP 任務連接狀態下 進行廣播 的狀態
      {
        #if (defined HAL_LCD) && (HAL_LCD == TRUE)
          HalLcdWriteString( "Connected Advertising",  HAL_LCD_LINE_3 );
        #endif // (defined HAL_LCD) && (HAL_LCD == TRUE)
      }
      break;      
    case GAPROLE_WAITING://GAP 任務 等待進行 周期性廣播的  狀態
      {
        #if (defined HAL_LCD) && (HAL_LCD == TRUE)
          HalLcdWriteString( "Disconnected",  HAL_LCD_LINE_3 );
        #endif // (defined HAL_LCD) && (HAL_LCD == TRUE)
          
#ifdef PLUS_BROADCASTER                
        uint8 advertEnabled = TRUE;
      
        // Enabled connectable advertising.
        GAPRole_SetParameter(GAPROLE_ADVERT_ENABLED, sizeof(uint8),
                             &advertEnabled);
#endif //PLUS_BROADCASTER
      }
      break;

    case GAPROLE_WAITING_AFTER_TIMEOUT://GAP 任務  處于連接超時狀態， 等待 執行 進行 周期性廣播的  狀態
      {
        #if (defined HAL_LCD) && (HAL_LCD == TRUE)
          HalLcdWriteString( "Timed Out",  HAL_LCD_LINE_3 );
        #endif // (defined HAL_LCD) && (HAL_LCD == TRUE)
          
#ifdef PLUS_BROADCASTER
        // Reset flag for next connection.
        first_conn_flag = 0;
#endif //#ifdef (PLUS_BROADCASTER)
      }
      break;

    case GAPROLE_ERROR://GAP 任務處于 無效的狀態，暫時不太理解，2016年12月16日15:18:39
      {
        #if (defined HAL_LCD) && (HAL_LCD == TRUE)
          HalLcdWriteString( "Error",  HAL_LCD_LINE_3 );
        #endif // (defined HAL_LCD) && (HAL_LCD == TRUE)
      }
      break;

    default://傳入的GAP 狀態參數有錯
      {
        #if (defined HAL_LCD) && (HAL_LCD == TRUE)
          HalLcdWriteString( "",  HAL_LCD_LINE_3 );
        #endif // (defined HAL_LCD) && (HAL_LCD == TRUE)
      }
      break;

  }

  gapProfileState = newState;

#if !defined( CC2540_MINIDK )
  VOID gapProfileState;     // added to prevent compiler warning with 添加編譯器 警告 事件
                            // "CC2540 Slave" configurations
#endif


}

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