Communications Programming Concepts

Chapter 10. STREAMS

STREAMS is a general, flexible facility and a set of tools for developing system communication services. With STREAMS, developers can provide services ranging from complete networking protocol suites to individual device drivers.

This chapter provides an overview of the major STREAMS concepts. Consult UNIX System V Release 4, Programmer's Guide: STREAMS and Data Link Provider Interface Specification for additional information.

The following concepts are discussed:

• STREAMS Introduction
• Benefits and Features of STREAMS
• STREAMS Flow Control
• STREAMS Synchronization
• Using STREAMS
• STREAMS Tunable Parameters
• streamio STREAMS ioctl operations
• Building STREAMS
• STREAMS Messages
• Put and Service Procedures
• STREAMS Drivers and Modules
• log Device Driver
• Configuring Drivers and Modules in the Portable Streams Environment .
• Asynchronous Protocol STREAMS Example
• Differences Between Portable Streams Environment and V.4 STREAMS
• List of Streams Commands
• List of STREAMS Programming References
• Transport Service Library Interface Overview