About This Guide

This guide describes how to configure and administer the Sun Java™ System Web Proxy Server 4, formerly known as Sun ONE Web Proxy Server and iPlanet™ Web Proxy Server (and hereafter referred to as Sun™ Java System Web Proxy Server or just Proxy Server).

This guide provides a reference of the NSAPI functions you can use to define new plugins.

Who Should Use This Guide

The intended audience for this guide is the person who develops, assembles, and deploys NSAPI plugins in a corporate enterprise. This guide assumes you are familiar with the following topics:

How This Guide Is Organized

The guide is divided into parts, each of which addresses specific areas and tasks. The following table lists the parts of the guide and their contents .

Table 1 **Guide Organization**
Chapter	Description
Chapter 1, "NSAPI Function Reference"	This chapter presents a reference of the NSAPI functions. You use NSAPI functions to define SAFs.
Chapter 2, "Data Structure Reference"	This chapter discusses some of the commonly used NSAPI data structures.
Chapter 3, "Time Formats"	This chapter lists time formats.
Appendix A, "Alphabetical List of NSAPI Functions and Macros"	This appendix provides an alphabetical list of NSAPI functions and macros.

Documentation Conventions

Table 2 **Documentation Conventions**
Element	Usage
File and directory paths	Given in UNIX� format, with forward slashes separating directory names
Installation root directories	Indicated asinstall_dir.
Italic text	Titles, emphasis, terms
monospace text	Code examples, file names, path names, command names, programming language keywords, properties
iitalic monospace text	Variable path names, environment variables in paths

Using the Documentation

Table 3 **Proxy Server Documentation**
For Information About	See
Late-breaking information about the software and documentation	Release Notes
Performing installation and migration tasks: Supported platforms and environments Installing Sun Java System Web Proxy Server Migrating from version 3.6 to version 4	Installation and Migration Guide
Performing administration and management tasks: Using the Administration and command-line interfaces Configuring server preferences Managing users and groups Monitoring and logging server activity Using certificates and public key cryptography to secure the server Controlling server access Proxying and routing URLs Caching Filtering content Using a reverse proxy Using SOCKS Tuning the Proxy Server to optimize performance	Administrator’s Guide (and the online Help included with the product)
Creating custom Netscape Server Application Programmer’s Interface (NSAPI) plugins	NSAPI Programmer’s Guide
Editing configuration files	Administrator’s Configuration File Reference

Contacting Sun Technical Support

Third-Party Web Site References

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Feedback

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Sun Java System Web Proxy Server 4 NSAPI Programmer's Guide