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KernThunkStackTo16: Difference between revisions

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This will convert a 16:32 SS:ESP value to a 16:16 SS:SP value.
==Synopsis==
==Synopsis==
VOID APIENTRY KernThunkStackTo16(VOID);
VOID APIENTRY KernThunkStackTo16(VOID);
 
==Description==
This will convert a 16:32 SS:ESP value to a 16:16 SS:SP value.


==Parameters==
==Parameters==
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I think this is required for correct calling of 16 bit code from the 32 bit driver, as 16 bit drivers assume a 16:16 stackpointer.  
I think this is required for correct calling of 16 bit code from the 32 bit driver, as 16 bit drivers assume a 16:16 stackpointer.  


[[Category:Kern]]
[[Category:KEE]]

Latest revision as of 21:54, 9 June 2017

This will convert a 16:32 SS:ESP value to a 16:16 SS:SP value.

Synopsis

VOID APIENTRY KernThunkStackTo16(VOID);

Parameters

None.

Comments

I think this is required for correct calling of 16 bit code from the 32 bit driver, as 16 bit drivers assume a 16:16 stackpointer.