System32 Function 42 (2Ah) - Get Interrupt Vector

Description
Get the selector:offset of an interrupt handler
Input

AL

2Ah

AH

Interrupt number (00h-ffh)

BX

Code selector of the new interrupt handler

EDI

Offset of the new interrupt handler in the BX selector
Output

BX

Code selector of the interrupt handler

EDI

Offset of the interrupt handler in the BX selector
Errorcodes

None

Always successful
Notes
*Selectors returned by this service always reside in the GDT(Global Descriptor Table), not in a LDT(Local Descriptor Table).
Development Status
Complete

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