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RtlLongLongAdd function (ntintsafe.h)

  • Article

Adds two values of type LONGLONG.

Syntax

NTSTATUS RtlLongLongAdd(
  [in]  LONGLONG llAugend,
  [in]  LONGLONG llAddend,
  [out] LONGLONG *pllResult
);

Parameters

[in] llAugend

The first value in the equation.

[in] llAddend

The value to add to llAugend.

[out] pllResult

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

Return value

Returns STATUS_SUCCESS if the operation is successful.

See the implementation of this helper function in ntintsafe.h in the WDK for possible error return values.

Remarks

This is one of a set of inline functions designed to provide arithmetic operations and perform validity checks with minimal impact on performance.

This function uses the following alternate name:

  • RtlIntPtrAdd
  • RtlLongPtrAdd
  • RtlLong64Add
  • RtlInt64Add
  • RtlPtrdiffTAdd
  • RtlSSIZETAdd

Requirements

Requirement Value
Target Platform Desktop
Header ntintsafe.h