Re: Convert a BITS datatypes string representation back to bit (e.g. int)

I've had a look at the snmptrapd code... I gues the easiest way to go would
anyhow be to extend snmptrapd with a new handler and let this handler do the
additional work.

2010/6/18 Boris Zweimueller <[email protected]>

> Thanks for your help. I do not need it as commandline argument but as code.
> I maybe need to explain shortly what I want to do / I am doing.
>
> I catch traps with snmptrapd.
>
> I then forwar the traps to an external C program using the traphandle
> directive. The C program does - something - with these traps and then
> forwards them further to an NMS. To forward the traps again I call snmptrap
> from the C code. (ugly, I know).
>
> The problem is now, how to feed snmptrap with the correct oid-value pairs
> from the incoming traps. The c code gets them via stdin - this is no
> problem. For int and string types parsing is also very easy and the
> arguments to snmptrap can be built easily. For bits datatypes is is not that
> easy (and for some other probably also). Thats why I asked if there exists
> some code to transform the bit value ("xx xx xx.."), which the C program
> gets on the stdin, to something I can then pass to snmptrap to forward the
> trap further...
>
> It would be very nice not to invesitgate every varbind to find out the type
> and construct the correct argument for snmptrap....
>
> Maybe there is a complete other and better! way to solve my problem?. To go
> from snmptrapd to an external C program and forward/issue the trap again
> seems ugly, but I had no better idea. (I don't want to 'rewrite' snmptrapd
> to do the trap proccessing my external C program does).
> And I don't want to have a seperate external trap handler for every trap
> which needs special proccessing - it must be a solution for all traps.
>
> Any ideas on how to solve this are greatly appreciated!
>
> Thanks
>
> Boris
>
>
> 2010/6/18 Dave Shield <[email protected]>
>
> On 18 June 2010 09:25, Boris Zweimueller <[email protected]>
>> wrote:
>> > I'm looking for a way to convert the BITS datatypes string
>> representation
>> > back to an int
>>
>> Try the option '-Ov'   (or '-Ov -Oe')
>> This will display the bit string value as a hex value,
>> as well as listing the individual bits that are set
>> (with or without their names)
>>
>> Alternatively '-Ov -Oq' will display a string
>> that containes the hex value (only)
>>
>> Those are the cleanest representations that I can come up with
>>
>> Dave
>>
>
>

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