add SockAddr::isMCast() and capacity()

2021-09-08 10:07:29 -07:00
parent 923c423055
commit 1040e87f39
3 changed files with 16 additions and 4 deletions
@@ -519,10 +519,8 @@ ContextImpl::ContextImpl(const Config& conf, const evbase& tcp_loop)
            log_err_printf(setup, "%s  Ignoring %s\n", e.what(), addr.c_str());
            continue;
        }
-        auto top = ntohl(saddr->in.sin_addr.s_addr)>>24u;
-        auto ismcast = top>224 && top<239;
-        bool isbcast = bcasts.find(saddr)!=bcasts.end();
-        auto isucast = !isbcast && !ismcast;
+        // if !bcast and !mcast
+        auto isucast = bcasts.find(saddr)==bcasts.end() && !saddr.isMCast();

        log_info_printf(io, "Searching to %s%s\n", saddr.tostring().c_str(), (isucast?" unicast":""));
        searchDest.emplace_back(saddr, isucast);