一个Delphi实现的MD5加密，里面导出一个函数，原型EncryptMD5Str(Value: PChar lpMd5Str: PChar var nDataLen : Integer): BOOL stdcall 此动态库支持c++调用，typedef bool (__stdcall*pEncryptMD5Str)(char *psz, char *pRet, int *nLen) -Delphi achieved an MD5 encryption, which is derived