复件 desencrypt.h

加解密算法

// DesEncrypt.h --- interface for the DES encrypt
#if !defined(XIN_DESENCRYPT_H__INCLUDED_)
#define XIN_DESENCRYPT_H__INCLUDED_

#ifdef TCPSOCKET_EXPORTS
#define TCP_API __declspec(dllexport)
#else
#define TCP_API __declspec(dllimport)
#endif


// Des加密与解密
void  Des_Encrypt(char lpSrc[8], char lpDest[8], char lpKey[8]);
void  Des_Decrypt(char lpSrc[8], char lpDest[8], char lpKey[8]);

// Des加密数据块
TCP_API  void EncryptBuffer(char * lpSrc, char * lpDest, long nSize); 
TCP_API  void DecryptBuffer(char * lpSrc, char * lpDest, long nSize);


#endif // !defined(XIN_DESENCRYPT_H__INCLUDED_)