Windows® via C/C++, Fifth Edition

Chapter 10. Synchronous and Asynchronous Device I/O

In this chapter:

Opening and Closing Devices

Working with File Devices

Performing Synchronous Device I/O

Basics of Asynchronous Device I/O

Receiving Completed I/O Request Notifications

I can’t stress enough the importance of this chapter, which covers the Microsoft Windows technologies that enable you to design high-performance, scalable, responsive, and robust applications. A scalable application handles a large number of concurrent operations as efficiently as it handles a small number of concurrent operations. For a service application, typically these operations are processing client requests that arrive at unpredictable times and require an unpredictable amount of processing power. These requests ...