RtlDWordPtrSub function
Subtracts one value of type DWORD_PTR from another.
Syntax
NTSTATUS RtlDWordPtrSub( _In_ DWORD_PTR dwMinuend, _In_ DWORD_PTR dwSubtrahend, _Out_ DWORD_PTR *pdwResult );
Parameters
- dwMinuend [in]
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The value from which dwSubtrahend is subtracted.
- dwSubtrahend [in]
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The value to subtract from dwMinuend.
- pdwResult [out]
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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
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Build date: 5/22/2013
