[openbeos] Re: A new BMessage implementation (Message4)

Ingo Weinhold <bonefish@xxxxxxxxxxxxxxx> wrote:
> This could be dangerous if both applications (sender and receiver) 
> have 
> full write access to the message. Especially if one is a critical 
> system 
> server like the registrar and the other a buggy application that 
> might 
> write uncontrolled into the shared memory. OTOH, if we could use copy 
> on 
> write areas, that would definitely be cool.

The vm_copy_area() call which would make this possible is not yet 
accessible via a syscall, but that could be changed easily, if you need 
it :-)

Bye,
   Axel.

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