January 1995
Intermediate to advanced
1200 pages
31h 3m
English
Content preview from TCP/IP Illustrated
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Chapter 15. Socket Layer
15.1. Introduction
This chapter is the first of three that cover the socket-layer code in Net/3. The socket abstraction was introduced with the 4.2BSD release in 1983 to provide a uniform interface to network and interprocess communication protocols. The Net/3 release discussed here is based on the 4.3BSD Reno version of sockets, which is slightly different from the earlier 4.2 releases used by many Unix vendors.
As described in Section 1.7, the socket layer maps protocol-independent requests from a process to the protocol-specific implementation selected when the socket was created.
To allow standard Unix I/O system calls such as read and write to operate with network connections, the filesystem ...
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