Now that we've introduced the basics—how the client looks at the world, how the resource manager looks at the world, and an overview of the two cooperating layers in the library, it's time to focus on the details.
In this section, we'll take a look at the following topics:
- data structures
- resource manager structure
- POSIX-layer data structure
- handler routines
- and of course, lots of examples
Keep in mind the following “big picture,” which contains almost everything related to a resource manager:
Figure 1. Architecture of a resource manager: the big picture.