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UnsignedMultiply128 function (winnt.h)

  • Article

Multiplies two unsigned 64-bit integers to produce an unsigned 128-bit integer.

Syntax

DWORD64 UnsignedMultiply128(
  [in]  DWORD64 Multiplier,
  [in]  DWORD64 Multiplicand,
  [out] DWORD64 *HighProduct
);

Parameters

[in] Multiplier

The first integer.

[in] Multiplicand

The second integer.

[out] HighProduct

The high 64 bits of the product.

Return value

The low 64 bits of the product.

Requirements

Requirement Value
Target Platform Windows
Header winnt.h

See also

_umu128