Caution: This version of this document is no longer maintained. For the latest documentation, see http://www.qnx.com/developers/docs.

Character I/O Architecture

This chapter describes:

Overview

At present, each character driver is a separate process. Each driver links against the libio-char.a library:


Current architecture


Current Character I/O architecture

DDK source code

When you install the DDK package, the source is put into a directory under the ddk_install_dir ddk-char directory. Currently, the directory structure for the Character DDK looks like this:


Character DDK directories


Directory structure for the Character DDK.