这是一个扫描仪的C语言程序，只是实现了一个简单功能，大家可以添加。-This is a scanner, the C language program, but the realization of a simple function, we can add.

端口扫描程序，多线程，windows下c语言编写。 给定目标ip地址和待扫描的端口范围，运行程序可显示开放端口号。-Port scanning procedures, multithreading, c language to write under Windows. A given target IP address and port range scanning, run the program can display open port.