这是基于ACE开发的Reactor和Proactor模型的通讯库.在实践中已经使用。库本身支持文件的断点传输，并在实际中使用，希望给大家一个引子学习。-This is based on the ACE Reactor and Proactor model developed by the communication library has been used in practice. Breakpoint library itself supports file transfer, and in