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RtlIntPtrSub function

Subtracts one value of type INT_PTR from another.

Syntax


NTSTATUS RtlIntPtrSub(
  _In_   INT_PTR iMinuend,
  _In_   INT_PTR iSubtrahend,
  _Out_  INT_PTR *piResult
);

Parameters

iMinuend [in]

The value from which iSubtrahend is subtracted.

iSubtrahend [in]

The value to subtract from iMinuend.

piResult [out]

A pointer to the result. If the operation results in a value that overflows or underflows the capacity of the type, the function returns STATUS_INTEGER_OVERFLOW and this parameter is not valid.

Remarks

This is one of a set of inline functions designed to provide arithmetic operations and perform validity checks with minimal impact on performance.

Requirements

Header

Ntintsafe.h

 

 

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