[syslinux] pxechn.c32 does not do TFTP

[Gene Cumm]

On Sat, Jul 13, 2013 at 9:18 AM, Gene Cumm <gene.cumm at gmail.com> wrote:
> On Jul 13, 2013 9:00 AM, "Victor Sudakov" <vas at mpeks.tomsk.su> wrote:
>>
>> Gene Cumm wrote:
>> > >> pxelinux.0 since Syslinux-5.10 won't return the IP of a string like
>> > >> "192.0.2.1" (which is the source of the issue).
>> > >
>> > > Which means the correct syntax for the pxechn.c32 command line
>> > > should be like what?
>> > >
>> > > The example in doc/pxechn.txt is probably incorrect then?
>> >
>> > It's a bug.  Either pxe_dns() should have returned the IP or I should
>> > be checking that it's an IP first.
>>
>> Do you mean to say, it should work if I replace the TFTP server's IP
>> address with its DNS name?
>
> At this time, yes.  However, I'd need to test to confirm.
>
> We had a quick discussion yesterday and the consensus was that
> pxe_dns() should handle it and I recommended that it attempt to
> convert it first before querying DNS.  In previous versions, it'd
> query DNS, fail, then attempt the conversion.

pxe_dns() should be doing this already but either there's a bug there
or in my code.  Looks like I'll dig further.

--
-Gene