socket客户端和服务端的通信\c
..........................\client.c
..........................\client.o
..........................\login.txt
..........................\makefile_c
..........................\makefile_s
..........................\my.h
..........................\opt.c
..........................\opt.o
..........................\s
..........................\server.c
..........................\server.o
socket客户端和服务端的通信