Multiply128 function (winnt.h)

Multiplies two 64-bit integers to produce a 128-bit integer.

Syntax

LONG64 Multiply128(
  [in]  LONG64 Multiplier,
  [in]  LONG64 Multiplicand,
  [out] LONG64 *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

__mul128