sack::memory::LockedExchange64 Function

C++

MEM_PROC PTRSZVAL MEM_API LockedExchange64(PVPTRSZVAL p, PTRSZVAL val);

File

sharemem.h

Parameters

Parameters	Description
PVPTRSZVAL p	a pointer to a 64 bit value to replace.
PTRSZVAL val	the value to replace into p

Returns

the value previously in p.

Description

multi-processor safe exchange the value in a 64 bit variable with another value.

Example

_64 variable = 0;
_64 oldvalue = InterlockedExchange64( &variable, 1 );

Group

Functions

Links

sharemem.h, Functions, Example

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