On Sat, Jun 11, 2011 at 4:05 PM, Leo Cacciari <[email protected]>wrote:
> Il 06/06/2011 10:45 AM, Dave Shield ha scritto:
> > On 5 June 2011 13:26, Leo Cacciari <[email protected]> wrote:
> >> ...snip...
> >> What I'm thinking is adding a 'X' type flag meaning something
> >> like "the data is to be sent as 'opaque' and here it follows the data
> >> itself ber-encoded and written as an hex string."
> >
> > Yes - that seems a perfectly sensible extension.
> > I'm not sure how widely useful it would be to anyone
> > else, but it wouldn't do any harm either.
> >
> > I think that about the only code you'd need to touch
> > would be 'snmp_add_var' (in snmp_api.c), plus
> > the type validation in snmpset itself.
>
> as a followup to prevoious postings, I've implemented what I suggested.
> I started with the net-snmp version I use in production (namely 5.6.1)
> and then patched also 5.6.1.1 (which does not differ from 5.6.1 in the
> modified files (namely apps/snmpset.c, snmplib/snmp_api.c and the man
> source man/snmpset.1.def, man/snmptrap.1.def and man/agentxtrap.1.def).
> I ported the patch also to 5.7.pre2, but I still have some problem with
> installing the RC so I was unable to test it. Now the question is: how
> do I submit the patch? Must I provide some test program and if yes how
> should I implement it? (I have a small subagent implementing a simple
> MIB defining an 'opaque' integer sequence).
>
An ASN.1 integer encoding / decoding test program already exists
(testing/fulltests/unit-tests/T008asn1_clib.c). One possible approach is to
rename that unit test to e.g. T008asn1_int_clib.c and to add a unit test for
encoding and decoding opaque values.
Bart.
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