[reSIProcate] Windows Name Resolution in reSIP

[Cullen Jennings]

I seem to recall that the .NET stuff has async DNS but only supports A
record lookups

A compile time flag to just skip AREA and use the build in OS stuff seem
like a good thing to have whatever happens.


n 10/15/04 11:14 PM, "Scott Godin" <slgodin at icescape.com> wrote:

> I've been looking into a way to get reSIP to use windows name resolution along
> side with ares.  This would allow reSIP to resolve names using Netbios, WINS
> and hosts file on windows systems.  The problem is that these functions are
> synchronous and can block the stack.
>  
> For now I've committed a solution that is synchronous - it works as follows:
> -         to enable on a WIN32 system - add compile flag:
> WIN32_SYNCRONOUS_RESOLUTION_ON_ARES_FAILURE
> -         if ares DNS lookup fails then we fallback to Windows name resolution
>  
> Another draw back of this is that if a name really doesn't exist then it will
> take twice as long to detect it.  Ie. Ares needs to timeout then Win API needs
> to timeout.
>  
> If anyone has any bright idea's on a slick way to make these windows name
> resolution API's synchronous, then please share it.  Until I can find a good
> solution it will remain a compile flag.
>  
> Thanks,
>  
> Scott
> 
> 
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