583   int rblock;  in tftp_rx()  local
590     rblock = getrpacketblock(&state->rpacket);  in tftp_rx()
591     if(NEXT_BLOCKNUM(state->block) == rblock) {  in tftp_rx()
595     else if(state->block == rblock) {  in tftp_rx()
598       infof(data, "Received last DATA packet block %d again.\n", rblock);  in tftp_rx()
604             rblock, NEXT_BLOCKNUM(state->block));  in tftp_rx()
609     state->block = (unsigned short)rblock;  in tftp_rx()
705   int rblock;  in tftp_tx()  local
715       rblock = getrpacketblock(&state->rpacket);  in tftp_tx()
717       if(rblock != state->block &&  in tftp_tx()
723          !(state->block == 0 && rblock == 65535)) {  in tftp_tx()
726               rblock, state->block);  in tftp_tx()