The Advanced Encryption Standard (AES) is an algorithm used to encrypt and decrypt data for the purposes of protecting the data when it is transmitted electronically. The AES algorithm allows for the use of cipher keys that are 128, 192, or 256 b

C++加密函数和解密函数的实现代码，及对这两个函数的用法示例。-The realization of C++ encryption and decryption function code function, and the two function usage examples.