[Pcsclite-muscle] IFD polling

[William Roberts]

I might be able to contribute a Generic Java binding for the ifd layer as
well.

On Fri, Feb 27, 2015 at 8:31 AM, Frank Morgner <
morgner at informatik.hu-berlin.de> wrote:

> Yes, the documentation needs some love, but I think for a bunch of spare
> time projects its quite OK. I'll move the example cases to the sub
> components where the generic use is outlined, too.
>
> Am 25. Februar 2015 21:24:19 MEZ, schrieb Martin Paljak <
> martin at martinpaljak.net>:
>>
>> Hello Frank,
>>
>> Maybe you should publicise your virtualsmartcard project better or
>> have the architecture or more precisely, various use cases, documented
>> even better or integrate the knowledge of these projects into
>> mainstream documentation. I did not look that much into it before
>> because I just did not understand what it was or if it related to
>> something I could use. Because most of the documentation was about
>> "virtual smart cards" and "nPA" and other German-specific terms, I
>> figured out that probably not relevant for me.
>>
>> BUT it turned out that your project contains a lot of useful universal
>> APDU/PC/SC layer plumbing stuff that could really be used more  (like
>> contact->nfc relay, remote ifdhandler etc)
>>
>> Stuff for what support should be more integrated in open source
>> projects, really handy for debugging, testing and prototyping.
>>
>> Thanks & cheers
>> --
>> Ma!
>>  rtin
>>
>> +372 515 6495
>>
>>
>> On Wed, Feb 25, 2015 at 6:34 PM, Frank Morgner
>> <morgner at informatik.hu-berlin.de> wrote:
>>
>>>  You can delegate the calls e.g. by using jni.
>>>
>>>  I am using a simple socket based interface for delegating the ifd requests,
>>>  see http://frankmorgner.github.io/vsmartcard/virtualsmartcard/README.html
>>>  VPCD delegates the calls to everything that listens on the other side of the
>>>  socket. You can find a java implementation of "the other side" in this
>>>  android app
>>>  http://frankmorgner.github.io/vsmartcard/remote-reader/README.html
>>>
>>>  Am 25. Februar 2015 17:01:19 MEZ, schrieb Jeffrey Hutzelman <jhutz at cmu.edu>:
>>>
>>>  On Wed, 2015-02-25 at 07:42 -0800, William Roberts wrote:
>>>
>>>>
>>>>   On Wed, Feb 25, 2015 at 7:28 AM, Ludovic Rousseau <
>>>>   ludovic.rousseau at gmail.com> wrote:
>>>>
>>>>
>>>>>   2015-02-25 12:16 GMT+01:00 William Roberts <bill.c.roberts at gmail.com>:
>>>>>
>>>>>>
>>>>>>   That's from the client application side. I was looking for a java
>>>>>>
>>>>>
>>>>>   binding to
>>>>>
>>>>>>
>>>>>>   the ifd
>>>>>> interface.
>>>>>>
>>>>>
>>>>>
>>>>>   Why do you want to call the IFD handler directly from Java?
>>>>>   Why not use the PC/SC
>>>>>  interface?
>>>>>
>>>>
>>>>
>>>>
>>>>   I am not explaining this properly :-P
>>>>
>>>
>>>
>>>  Perhaps not.
>>>
>>>  I think what you're asking for is effectively the ability to write an
>>>  IFD handler in Java.  For pcsc-lite, I don't think that's realistic --
>>>  it would mean pulling an entire Java interpreter into pcscd.  What you
>>>  could do is a bridge that talks to a Java program running in another
>>>  process, but I think that's going to be more troublesome than it's
>>>  worth.
>>>
>>>  jPAM in fact does not do this; what it does is let Java applications
>>>  call PAM, not the other way around.  pam-python _does_ let you write PAM
>>>  modules in Python; it does this by spinning up a Python interpreter in
>>>  the PAM module.  That works because Python is designed to be embedded in
>>>  a!
>>>  nother
>>> program in this way and because it will be shut down and
>>>  unloaded when the module is removed, which happens no later than when
>>>  the application calls
>>>  pam_end().
>>>
>>>  -- Jeff
>>>
>>>
>>> ------------------------------
>>>
>>>
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>>>
>>
>>
>>  --
>>  Frank Morgner
>>
>> ------------------------------
>>
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>>
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> --
> Frank Morgner
>
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-- 
Respectfully,

William C Roberts
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