comments, docs

This commit is contained in:
Adam Ierymenko 2016-09-06 11:10:04 -07:00
parent 3790ebe77a
commit 43780742b0
2 changed files with 4 additions and 0 deletions

View file

@ -156,6 +156,8 @@ public:
*/
inline unsigned int preferenceRank() const
{
// This causes us to rank paths in order of IP scope rank (see InetAdddress.hpp) but
// within each IP scope class to prefer IPv6 over IPv4.
return ( ((unsigned int)_ipScope << 1) | (unsigned int)(_addr.ss_family == AF_INET6) );
}