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9.1 Introduction

This chapter provides a comprehensive, alphabetically-ordered reference to the functions available in the CT Access Switching service. A prototype of each function is shown with the function description and details of all its arguments and return values. A typical function includes:

 swiDoSomeThing

Prototype

 The prototype is followed by a listing of the function's arguments. Natural MicroSystems data types include the following:

 · WORD

· DWORD

· INT16

· INT32

· BYTE

 16 bit unsigned

32-bit unsigned

16-bit signed

32-bit signed

8-bit unsigned

 If a function argument is a data structure, the complete data structure is defined.

Return Values

 The return value for a function is either SUCCESS or an error code.

Refer to Appendix B for a listing of all errors returned by the Switching service functions.

Events

 If events are listed, the function is asynchronous and is complete when the DONE event is returned. If there are no events listed, the function is synchronous.

Additional information such as reason codes and return values may be provided in the value field of the event.

Example

 Example functions which start with Demo are excerpts taken from the demonstration code which is shipped with the product.

Example functions which start with my are excerpts taken from sample application programs.

The notation /* ... */ indicates additional code which is not shown.


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