Rockwell Automation 1789-L10_L30_L60 SoftLogix 5800 System User Manual - Manual (Page 140)

140 Rockwell Automation Publication 1789-UM002J-EN-P - December 2012
Chapter 7 Develop External Routines
INTEGER Example
C Declaration
extern "C" __declspec(dllexport) int SomeCalculation(EXT_ROUTINE_CONTROL* pERCtrl,
int Val)
XML Declaration
<Routine>
<EntryPoint> SomeCalculation </EntryPoint>
<Description>Do an important calculation</Description>
<Signature>int SomeCalculation (EXT_ROUTINE_CONTROL* pERCtrl,
int Val)</Signature>
</Routine>
Software Declaration