Typelib marshalling BSTRs
Dimitrie O. Paun
dimi at intelliware.ca
Fri Jul 18 11:37:18 CDT 2003
On 18 Jul 2003, Mike Hearn wrote:
> Hm, so if you declare an array like so:
> DWORD args;
> and then pass args as a parameter of type "DWORD *args", it
> automatically gets the address of it? I thought passing variables
> directly like that would normally cause a copy by value, but I don't
> know C well enough I suppose.
Yes, in C everything is passed by value, but args is a pointer to
32 consecutive DWORDs, so in this case the value of args is the
address, and it's the address that gets copied.
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