The following IPClassifier selects all UDP packets and emits them on output 0. All other packets go to output 1
f :: IPClassifier(udp, -) IPFilter's code is complex because it is basically a compiler. If youw ant to see how to access a UDP packet's fields look at IPPrint, or CheckUDPHeader. Use p->udp_header() for example Eddie On Tue, Nov 8, 2011 at 12:13 PM, Surendran P <mprsu...@gmail.com> wrote: > Hi, > I am new to click. i'm trying to filter the packets on a particular UDP > port and extract the packet information elements from it. > I don't see element already defined for it. if i'm wrong, please guide to > the correct element to do that. > otherwise, please help me how could i write a new elements for UDP port ?. > Actually, i can write a basic element. but by seeing the IPFilter, i dont > understand how the code flow/logic goes in it and couldn't get the proper > documentation for it as well. I'm almost confused for UDP. so, someone > please help me to do this. > > i'm using click-2.0.1 > > Thanks, > Surendran > _______________________________________________ > click mailing list > click@amsterdam.lcs.mit.edu > https://amsterdam.lcs.mit.edu/mailman/listinfo/click > _______________________________________________ click mailing list click@amsterdam.lcs.mit.edu https://amsterdam.lcs.mit.edu/mailman/listinfo/click
