interlocked_exchange_add
Description of 'interlocked_exchange_add' function in HyperDbg Scripts

Function

interlocked_exchange_add

Syntax

interlocked_exchange_add( *Variable, Expression );

Parameters

[*Variable (Addend)]
A reference to a variable (most of the time a global variable) to add the value of the resulting instruction to it.
[Expression (Value)]
The value which is added to the global variable.

Description

Performs an atomic addition of two values.

Return value

The function returns the initial value of the Variable(Addend) parameter.

Examples

Result = interlocked_exchange_add(.my_gloabl_counter, 0x55);
Adds the value (0x55) to the global variable and saves the initial value of the .my_gloabl_counter into a local variable named Result.

Remarks

You can also perform the subtraction by addition (using the 2's-complement system).
Last modified 1mo ago