Lines Matching defs:ackskew
2121 int ackskew, tcpflags;
2183 ackskew = tdata->td_end - ack;
2204 (-ackskew <= (MAXACKWINDOW)) &&
2205 ( ackskew <= (MAXACKWINDOW << fdata->td_winscale))) {
2211 } else if ((seq == fdata->td_maxend) && (ackskew == 0) &&
2222 (ackskew >= -1) && (ackskew <= 1)) {
2245 if ((seq == fdata->td_maxend) && (ackskew == 0))
2252 /* TRACE(inseq, fdata, tdata, seq, end, ack, ackskew, win, maxwin) */
2255 /* if ackskew < 0 then this should be due to fragmented
2266 * Thus, when ackskew is negative but still seems to belong
2269 if (ackskew < 0)