[En-Nut-Discussion] Re: PPP configuration problem (Michal Kuna)

[Michal Kuna]

>   Hi,
> 
>   this is part of my one week ago bug report. I hope that will be
>   corrected by developers.
> 
> 
>>  I found probably bug in 'lcpin.c 1.5' file. This crash with MS RAS
>>  server with long unknown OPTxx.
>>
>>  Original LINE 246: ----------------------
>>
>>          xcpl -= xcpo->xcpo_len;
>>          xcpo = (XCPOPT *) ((char *) xcpo + xcpo->xcpo_len);
>>
>>  My New code: ----------------------------
>>
>>        if(len) {
>>          xcpl -= len;
>>          xcpo = (XCPOPT *) ((char *) xcpo + len);
>>        }
>>        else {
>>          xcpl -= xcpo->xcpo_len;
>>          xcpo = (XCPOPT *) ((char *) xcpo + xcpo->xcpo_len);
>>        }
>>  -----------------------------------------
> 
> 
> And sample my debug report ...
> 
> [LCP-LOWERUP]
> PPP_OUT:(20)[LCP-001(16)][CONFREQ][OPT(12)][ACCM=0x000A0000][MAGIC=0x79563412]
> PPP_IN: (58)[LCP-000(54)][CONFREQ][OPT(50)][ACCM=0x00000000][AUTH=0xC023][MAGIC=0x63E739CB][PCOMP][ACOMP][OPT13?][OPT17?][OPT19?]
> ... death loop ....
> 
>   I'm on 90% sure that is the same problem. With my patch I have
>   connections to Windows 2000 SP4 RAS Server without problem (I must
>   enable PAP on 'netsh ras' ...) I hope it will help you a little ...
>   but I'm not Enut guru and maybe it's any other :-)
> 
>   Regards.
>   Michal
>

Sorry, next time I will send it to disscussion directly.
Michal Kuna