Hi Alexander,

 

Since you guys are working on the “named table” feature. So I have stopped 
implementing it using my way. Hence I got some time to read more about the 
existing codes.  This afternoon I just started to read the dummynet part, then 
I have another question to ask. Maybe it is not a small defect, Or just because 
there are some more story which I don’t know.  anyway.

 

For example,

when we run command as below, 

>ipfw pipe config 1 100kbps

the userspace program need to read the bandwidth value which is “100kbps”, And 
I found the code as below, 

                if ((*end == 'B' &&

                                _substrcmp2(end, "Bi", "Bit/s") != 0) ||

                                _substrcmp2(end, "by", "bytes") == 0)

                                bw *= 8;

 

Sure it works. But I want to ask  whether it can be more readable If we list 
down all the possibilities and directly “hard code” in the source, At least it 
can be more accurate. 

 

With current logic, we have change to  have below situation.

 

root@FB10Head:~ # ipfw pipe config 1 bw 1ByeBye                    <- the 
command will be considered as “1 Byte per second”

root@FB10Head:~ # ipfw pipe 1 show

00001:   8.000 bit/s     0 ms burst 0 

q131073  50 sl. 0 flows (1 buckets) sched 65537 weight 0 lmax 0 pri 0 droptail

sched 65537 type FIFO flags 0x0 0 buckets 0 active

root@FB10Head:~ #

 

 

 

 

 

Best Regards,

Bycn82

 

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