Use protocols to see when EXTEND2 support exists.
commite525f5697f9a0682b2cc24fa9779ebe9f0f3c233
authorNick Mathewson <nickm@torproject.org>
Fri, 26 Aug 2016 16:49:00 +0000 (26 12:49 -0400)
committerNick Mathewson <nickm@torproject.org>
Mon, 26 Sep 2016 17:56:51 +0000 (26 10:56 -0700)
tree82d48a2023146861c13c04260faba130f2e7f996
parent90a6fe318cfae4d64fff034574153b8c96895a6c
Use protocols to see when EXTEND2 support exists.

(Technically, we could just remove extend2 cell checking entirely,
since all Tor versions on our network are required to have it, but
let's keep this around as an example of How To Do It.)
src/or/or.h
src/or/protover.c
src/or/protover.h
src/or/routerlist.c
src/or/routerparse.c