Here are the classes, structs, unions and interfaces with brief descriptions:

BXAuxFunctions	A collection of utility routines
BXDemoAppDelegate	App Delegate for BXDemo
BXDemoViewController	ViewController for BXDemo
BXInterface	Interface that manages access to the camera, executes callbacks, and executes Barcode Xpress library functions to perform recognition operations on imagery gathered from the camera
BXLicense	Defines a class that holds information about an Accusoft license to use the Accusoft Barcode Xpress Software Development Kit
BXResult	Interface that defines a result returned by the iOS Barcode Xpress SDK
BXRuntime	Defines a class that handles the interactions between camera hardware, BXInterface (called by user programs), and the iOS wrapper around the native recognition library Barcode Xpress
BXThreadData	Defines a class holds data that is transferred to/from the threads processing images using Barcode Xpress
BXThreadQueue	Defines a class that manages the threads using Barcode Xpress to perform recognition and decoding of images