text: //
  //  SCRSACryptor.h
  //  SmartCity
  //
  //  Created by hoperun on 15/11/12.
  //  Copyright (c) 2015年 sea. All rights reserved.
  //
  
  #import <Foundation/Foundation.h>
  
  @interface SCRSACryptor : NSObject
  /*
   *  @brief 初始化
   *
   *  @param privateKey：私钥  publicKey：公钥
   *  
   *  @return id
   */
  - (id)initWithPrivateKey:(NSString *)privateKey publicKey:(NSString *)publicKey;
  /*
   *  @brief 解密
   *
   *  @param 用公钥加密的密文
   *
   */
  - (NSString *)decryptString:(NSString *)ciphertext;
  /*
   *  @brief 加密
   *
   *  @param 需要用公钥加密的明文
   *
   */
  - (NSString *)encryptString:(NSString *)expressText;
  @end
  