ULongPtrToULong function (intsafe.h)

Converts a value of type ULONG_PTR to a value of type ULONG.

Syntax

HRESULT ULongPtrToULong(
  [in]  ULONG_PTR ulOperand,
  [out] ULONG     *pulResult
);

Parameters

[in] ulOperand

Type: ULONG_PTR

The value to be converted.

[out] pulResult

Type: ULONG*

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.

DWordPtrToULong is an alias for this function.

SIZETToULong is an alias for this function.

ULongPtrToDWord is an alias for this function.

DWordPtrToDWord is an alias for this function.

SIZETToDWord is an alias for this function.

Requirements