Method lookup_by_hashval

src/tscore/ConsistentHash.cc:180–206

}

ATSConsistentHashNode *
ATSConsistentHash::lookup_by_hashval(uint64_t hashval, ATSConsistentHashIter *i, bool *w)
{
  ATSConsistentHashIter NodeMapIterUp, *iter;
  bool                 *wptr, wrapped = false;

  if (w) {
    wptr = w;
  } else {
    wptr = &wrapped;
  }

  if (i) {
    iter = i;
  } else {
    iter = &NodeMapIterUp;
  }

  *iter = NodeMap.lower_bound(hashval);

  if (*iter == NodeMap.end()) {
    *wptr = true;
    *iter = NodeMap.begin();
  }

  return (*iter)->second;
}

ATSConsistentHash::~ATSConsistentHash()
{