STREAMS Programming Guide

Copyright

  Preface

  Part I Application Programming Interface

  1.  Overview of STREAMS

What Is STREAMS?

STREAMS Definitions

Stream as a Data Path

Stream Head

STREAMS Module

STREAMS Device Driver

STREAMS Data

Message Queues

Communicating With a STREAMS Device

STREAMS Multiplexing

STREAMS Polling

Message Transfer Flow Control

When to Use STREAMS

How STREAMS Works--Application Interface

Opening a Stream

Closing a Stream

Controlling Data Flow

Simple Stream Example

How STREAMS Works at the Kernel Level

Creating the Stream Head

Message Processing

Structure of a STREAMS Device Driver

Message Components

Message Queueing Priority

Structure of a Message Queue

Configuring Multiplexed Streams

Multithreading the Kernel

Service Interfaces

Manipulating Modules

Protocol Portability

Protocol Substitution

Protocol Migration

Module Reusability

  2.  STREAMS Application-Level Components

  3.  STREAMS Application-Level Mechanisms

  4.  Application Access to the STREAMS Driver and Module Interfaces

  5.  STREAMS Administration

  6.  Pipes and Queues

  Part II Kernel Interface

  7.  STREAMS Framework - Kernel Level

Overview of Streams in Kernel Space

Stream Head

Kernel-Level Messages

Message Types

Message Structure

Message Linkage

Queued Messages

Shared Data

Sending and Receiving Messages

Message Queues and Message Priority

Message Queues

queue(9S)Structure

Using Queue Information

Entry Points

open Routine

close Routine

put Procedure

Queue service Procedure

qband Structure

Message Processing Procedures

Flow Control in Service Procedures

  8.  STREAMS Kernel-Level Mechanisms

  9.  STREAMS Drivers

  10.  STREAMS Modules

  11.  Configuring STREAMS Drivers and Modules

  12.  Multithreaded STREAMS

  13.  STREAMS Multiplex Drivers

  Part III Advanced Topics

  14.  Debugging STREAMS-based Applications

Kernel Debug Printing

STREAMS Error and Trace Logging

Kernel Examination Tools

crash Command

adb Command

kadb Command

  Part IV Appendixes

  A.  Message Types

  B.  Kernel Utility Interface Summary

  C.  STREAMS-Based Terminal Subsystem

  D.  STREAMS FAQ

  Glossary

  Index