socket在Linux中对应的文件系统叫Sockfs,每创建一个socket,就在sockfs中创建了一个特殊的文件，同时创建了sockfs文件系统中的inode，该inode唯一标识当前socket的通信。 如下图所示，左侧窗口使用nc工具创建一个TCP连接；右侧找到该进程id(3384)，通过查看该进程下的描述符 ...

本文将从一个初学者的角度开始聊起，让大家了解 Socket 是什么以及它的原理和内核实现。 一、Socket 的概念 Socket 就如同我们日常生活中的插头与插座的连接关系。在网络编程中，Socket 是一种实现网络通信的接口或机制。 想象一下，插头插入插座后，电流得以 ...

Network geeks among you may remember my article, “Linux Socket Filter: Sniffing Bytes over the Network”, in the June 2001 issue of LJ, regarding the use of the packet filter built inside the Linux ...

I've found myself having do some socket programming in the linux kernel. (yes, yes, I know: have I thought about user space? Yes, that's where I've prototyped my code. This is a research project that ...

All Linux distributions provide a wide range of network applications—from dæmons that provide a variety of services such as WWW, mail and SSH to client programs that access one or more of these ...

Raw network sockets are a curious beasts, as unless you have a strong urge to implement your own low-level network protocol, it’s a topic that is probably best left to the (well-paid) experts. That ...