17     latest_seq: u64,  field
32             latest_seq: 0,  in new()
49         if seq <= self.latest_seq {  in check()
50             if self.latest_seq >= self.window_size as u64 + seq {  in check()
53             if self.mask.bit((self.latest_seq - seq) as usize) != 0 {  in check()
69         if self.seq > self.latest_seq {  in accept()
71             self.mask.lsh((self.seq - self.latest_seq) as usize);  in accept()
72             self.latest_seq = self.seq;  in accept()
74         let diff = (self.latest_seq - self.seq) % self.max_seq;  in accept()
82     latest_seq: u64,  field
96             latest_seq: 0,  in new()
115                 self.latest_seq = seq - 1;  in check()
117                 self.latest_seq = self.max_seq;  in check()
122         let mut diff = self.latest_seq as i64 - seq as i64;  in check()
149         let mut diff = self.latest_seq as i64 - self.seq as i64;  in accept()
162             self.latest_seq = self.seq;  in accept()
165             .set_bit((self.latest_seq as isize - self.seq as isize) as usize);  in accept()