UIntAdd function (intsafe.h)

Adds two values of type UINT.

Syntax

HRESULT UIntAdd(
 [in] UINT uAugend,
 [in] UINT uAddend,
 [out] UINT *puResult
);

Parameters

[in] uAugend

Type: UINT

The first value in the equation.

[in] uAddend

Type: UINT

The value to add to uAugend.

[out] puResult

Type: UINT*

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

Return value

Type: HRESULT

If this function succeeds, it returns S_OK. Otherwise, it returns an HRESULT error code.

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