#if defined(_MSC_VER) && (_MSC_VER >= 1000)
#pragma once
#endif
#ifndef _INC_FINCHAT_SDKCORE_INCLUDED
#define _INC_FINCHAT_SDKCORE_INCLUDED
#define _ENCODE_
#define _DECODE_
// #define _ENCODE_LICENSE_
#ifdef __cplusplus
extern "C"
{
#endif
#ifdef _ENCODE_
  /**
   * @brief 加密license
   * 
   * @param plainText license缓冲区
   * @param textLen license长度
   * @param lpBuffer 解密缓冲区(需先分配长度)
   * @param lpSize   解密长度
   */
  void encode(const unsigned char *plainText, unsigned int textLen, unsigned char *lpBuffer, unsigned int *lpSize);
  /**
   * @brief 加密license
   * 
   * @param plainText license缓冲区
   * @param textLen license长度
   * @param lpBuffer 解密缓冲区(需先分配长度)
   * @param lpSize   解密长度
   */
  void encodeBySM4(const unsigned char *plainText, unsigned int textLen, unsigned char *lpBuffer, unsigned int *lpSize);
#endif
#ifdef _DECODE_
  /**
   * @brief 解密license
   * 
   * @param base64Text license缓冲区
   * @param base64TextLen license长度
   * @param lpBuffer 解密缓冲区(需先分配长度)
   * @param lpSize   解密长度
   */
  void decode(const unsigned char *base64Text, unsigned int base64TextLen, unsigned char *lpBuffer, unsigned int *lpSize);
  /**
   * @brief 解密license
   * 
   * @param base64Text license缓冲区
   * @param base64TextLen license长度
   * @param lpBuffer 解密缓冲区(需先分配长度)
   * @param lpSize   解密长度
   */
  void decodeBySM4(const unsigned char *base64Text, unsigned int base64TextLen, unsigned char *lpBuffer, unsigned int *lpSize);
#endif

  /**
   * @brief 指定key解密
   * 
   * @param base64Text 加密串
   * @param base64TextLen 加密串长度
   * @param key   加密key（长度需为16）
   * @param keyLen key长度
   * @param lpBuffer 解密缓冲区(需先分配长度)
   * @param lpSize 解密长度
   */
  void decodeByKey(const unsigned char *base64Text, unsigned int base64TextLen, const unsigned char *key, unsigned int keyLen, unsigned char *lpBuffer, unsigned int *lpSize);
  /**
   * @brief 指定key加密
   * 
   * @param plainText 待加密内容
   * @param plainTextLen 待加密长度
   * @param key    加密key（长度需为16）
   * @param keyLen key长度
   * @param lpBuffer 加缓冲区(需先分配长度)
   * @param lpSize 加密长度
   */
  void encodeByKey(const unsigned char *plainText, unsigned int plainTextLen, const unsigned char *key, unsigned int keyLen, unsigned char *lpBuffer, unsigned int *lpSize);


  /**
   * @brief 指定key解密
   * 
   * @param base64Text 加密串
   * @param base64TextLen 加密串长度
   * @param key   加密key（长度需为16）
   * @param keyLen key长度
   * @param lpBuffer 解密缓冲区(需先分配长度)
   * @param lpSize 解密长度
   */
  void decodeBySM4Key(const unsigned char *base64Text, unsigned int base64TextLen, const unsigned char *key, unsigned int keyLen, unsigned char *lpBuffer, unsigned int *lpSize);
  /**
   * @brief 指定key加密
   * 
   * @param plainText 待加密内容
   * @param plainTextLen 待加密长度
   * @param key    加密key（长度需为16）
   * @param keyLen key长度
   * @param lpBuffer 加缓冲区(需先分配长度)
   * @param lpSize 加密长度
   */
  void encodeBySM4Key(const unsigned char *plainText, unsigned int textLen, const unsigned char *key, unsigned int keyLen, unsigned char *lpBuffer, unsigned int *lpSize);

#ifdef _ENCODE_LICENSE_
  void encodeLicense(const unsigned char *plainText, unsigned int textLen, unsigned char *lpBuffer, unsigned int *lpSize);
  void encodeLicenseBySM4(const unsigned char *plainText, unsigned int textLen, unsigned char *lpBuffer, unsigned int *lpSize);
#endif
  void decodeLicense(const unsigned char *base64Text, unsigned int base64TextLen, unsigned char *lpBuffer, unsigned int *lpSize);
  void decodeLicenseBySM4(const unsigned char *base64Text, unsigned int base64TextLen, unsigned char *lpBuffer, unsigned int *lpSize);

  /**
   * @brief 取私有sdkkey
   * 
   * @param sdkkey sdkkey
   * @param secret secret缓冲区(需先分配长度)
   * @param secretLen 长度
   */
  void getSecretBySDKKey(const unsigned char *sdkkey,unsigned char *secret, unsigned int *secretLen);

  /**
   * @brief 取私有sdkkey
   * 
   * @param sdkkey sdkkey
   * @param secret secret缓冲区(需先分配长度)
   * @param secretLen 长度
   */
  void getSecretBySM3SDKKey(const unsigned char *sdkkey,unsigned char *secret, unsigned int *secretLen);

  /**
   * @brief 消息摘要
   * 
   * @param sdkkey sdkkey
   * @param secret secret缓冲区(需先分配长度)
   * @param secretLen 长度
   */
   void messageDigest(const unsigned char *message,unsigned int iLen, unsigned char *lpBuffer,unsigned int *lpSize);


  void encodeAESContent(const unsigned char *plainText, unsigned int textLen, unsigned char *lpBuffer, unsigned int *lpSize);
  void encodeSMContent(const unsigned char *plainText, unsigned int textLen, unsigned char *lpBuffer, unsigned int *lpSize);
  void decodeAESContent(const unsigned char *base64Text, unsigned int base64TextLen, unsigned char *lpBuffer, unsigned int *lpSize);
  void decodeSMContent(const unsigned char *base64Text, unsigned int base64TextLen, unsigned char *lpBuffer, unsigned int *lpSize);
  
#ifdef __cplusplus
}
#endif
#endif /* _INC_FINCHAT_SDKCORE_INCLUDED */