Windows® via C/C++, Fifth Edition

Chapter 15. Using Virtual Memory in Your Own Applications

In this chapter:

Reserving a Region in an Address Space

Committing Storage in a Reserved Region

Reserving a Region and Committing Storage Simultaneously

When to Commit Physical Storage

Decommitting Physical Storage and Releasing a Region

Changing Protection Attributes

Resetting the Contents of Physical Storage

Address Windowing Extensions

Microsoft Windows offers three mechanisms for manipulating memory:

• Virtual memory, which is best for managing large arrays of objects or structures

• Memory-mapped files, which are best for managing large streams of data (usually from files) and for sharing data between multiple processes running on a single machine

• Heaps, which are best for managing large numbers of ...