On Mon, Nov 22, 2021 at 1:33 PM Marcel via curl-library <[email protected]> wrote: > > Hey everyone, > > I'm in need of a callback, that let me resolve a domain to an IP address.
[...] > how to intercept the c-ares query, e.g. by using a callback in that library > which then will resolve a name to a IP address. You can always override function calls by re-routing them into your own dynamic library before passing it on to the original - at least on Linux and similar systems. You can skip the LD_PRELOAD if you're linking your own program. The examples below should be sufficient to get you started with this: https://www.linuxjournal.com/article/7795 https://hackerboss.com/overriding-system-functions-for-fun-and-profit/ rainer -- Unsubscribe: https://lists.haxx.se/listinfo/curl-library Etiquette: https://curl.haxx.se/mail/etiquette.html
