[Ironruby-core] IronRuby FFI

Charles Strahan charles.c.strahan at gmail.com
Sat Aug 21 00:14:22 EDT 2010


I'll have to take a look at that. If it's cross platform, it could be a
great resource.

-Charles

On Fri, Aug 20, 2010 at 4:57 PM, Tomas Matousek <
Tomas.Matousek at microsoft.com> wrote:

>  I would also recommend to look at Python’s c-types and especially
> IronPython’s implementation:
>
>
>
>
> http://github.com/ironruby/ironruby/tree/master/Languages/IronPython/IronPython.Modules/_ctypes/
>
>
>
> Many of the features might be similar to Ruby’s FFI and it would be good to
> share the implementation with IronPython when possible.
>
>
>
> Tomas
>
>
>
> *From:* ironruby-core-bounces at rubyforge.org [mailto:
> ironruby-core-bounces at rubyforge.org] *On Behalf Of *Charles Strahan
> *Sent:* Friday, August 20, 2010 2:35 PM
> *To:* ironruby-core at rubyforge.org
> *Subject:* Re: [Ironruby-core] IronRuby FFI
>
>
>
> That's something I'm curious about too. I don't know whether or not
> P/Invoke alone can match the functionality of libffi. I'd have to look
> through some of libffi and see if there's anything can't be accomplished in
> C#.
>
> If everything can be accomplished in C#, I'd go that route. We could emit
> types at runtime that have the necessary DLLImport attributes and such
> (something I've already done for little projects of mine).
>
> -Charles
>
> On Fri, Aug 20, 2010 at 4:14 PM, Will Green <will at hotgazpacho.org> wrote:
>
> Couldn't this be implemented via P/Invoke? Would P/Invoke work without the
> attributes required in C#?
>
>
>
> --
> Will Green
> http://hotgazpacho.org/
>
>    On Fri, Aug 20, 2010 at 4:49 PM, Charles Strahan <
> charles.c.strahan at gmail.com> wrote:
>
> Ryan,
>
> I'm right there with you, only I looked at JFFI for inspiration (didn't
> know mono had anything - could you share more about that?). In fact, In my
> infinite laziness, I posted a job for a couple hundred bucks on
> Rent-A-Coder, hoping someone could essentially port JFFI to C#, so I could
> focus on writing the actually IronRuby library... but nothing came of that.
>
> I'm tempted to suck it up and start coding this myself. Would you be
> interested in working together?  I figured I'd take the approach of
> essentially writing "NFFI", and then write an IronRuby lib around that.
>
> -Charles
>
>   On Fri, Aug 20, 2010 at 2:33 PM, Ryan Riley <ryan.riley at panesofglass.org>
> wrote:
>
>   I know that we've discussed this in the past, but I'm interested in
> doing it for two reasons:
>
> 1. We use mono with a bridge to ObjectiveC and Cocoa, and we'd like to
> investigate libffi via mono as a potential replacement for our current
> bridge.
>
> 2. I'm interested just for the sake of learning more about FFI.
>
>
>
> Mono appears to have had a libffi implementation that was later removed, so
> I think I have a place to start. However, I'm not sure that's the right
> starting point. Does anyone have a suggestion for how to get started? I've
> been taking a look at libffi and DllImport, but I'm not sure if those are
> the right directions, something else, or what.
>
>
>
> Thanks,
>
>
> Ryan Riley
>
> Email: ryan.riley at panesofglass.org
> LinkedIn: http://www.linkedin.com/in/ryanriley
> Twitter: @panesofglass
> Blog: http://wizardsofsmart.net/
> Website: http://panesofglass.org/
>
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