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UIntPtrToLong function (intsafe.h)

  • Article

Converts a value of type size_t to a value of type LONG.

Syntax

HRESULT UIntPtrToLong(
  [in]  UINT_PTR uOperand,
  [out] LONG     *plResult
);

Parameters

[in] uOperand

Type: size_t

The value to be converted.

[out] plResult

Type: LONG*

A pointer to the converted value. In the case where the conversion causes a truncation of the original value, 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 type conversions and perform validity checks with minimal impact on performance.

Requirements

Requirement Value
Target Platform Windows
Header intsafe.h