text: //
  //    Copyright (c) 2015 YANG HONGBO
  //
  //    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.
  
  #import "YBlePeripheral.h"
  
  typedef NS_ENUM(NSUInteger, YBlePeripheralInteralState) {
      YBlePeripheralInteralStateDisconnected,
      YBlePeripheralInteralStateConnected,
      YBlePeripheralInteralStateFailToConnect,
  };
  
  @interface YBlePeripheral (Internal)
  
  - (void)centralUpdatePeripheralState:(YBlePeripheralInteralState)state error:(NSError *)error;
  - (void)centralUpdatePeripheralAdvertisementData:(NSDictionary *)advertisementData rssi:(NSNumber *)rssi lastFound:(NSDate *)date;
  
  @end