CON_BUF_SIZE
if (count > CON_BUF_SIZE) {
count = CON_BUF_SIZE;
if (count < CON_BUF_SIZE)
if (this_round > CON_BUF_SIZE)
this_round = CON_BUF_SIZE;
if (this_round > CON_BUF_SIZE)
this_round = CON_BUF_SIZE;