On Wednesday 29 March 2006 22:36, Garrett Rooney wrote: > My primary question is will it just be a wrapper around the system DNS > resolution functions, which would result in blocking calls, or would > it be an implementation of the occasionally-proposed APR async DNS > library. > > An async DNS library would be more work, but it's also much more > useful in the long run.
To be any use to mod_smtpd, it presumably has to work asynchronously. But does that have to be done at the APR level? A quick look at the relevant manpages suggests that RFC2553 and POSIX give us asynchronous lookups for free. -- Nick Kew
