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Re: [Discuss-gnuradio] fusb_darwin / osx code

From: Daniel O'Connor
Subject: Re: [Discuss-gnuradio] fusb_darwin / osx code
Date: Mon, 2 Jan 2006 16:23:30 +1030
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On Mon, 2 Jan 2006 14:08, Michael Dickens wrote:
> Ah ... I was wondering what the linux code did, and that would make
> sense; I had thought about that possibility, but didn't want to go
> there yet as coding will take a bit of effort (as opposed to the
> quick efforts thus far: async w/ feedback, async w/o feedback, sync,
> async w/ isoch; all with the same results except for no feedback,
> which just didn't work at that really wasn't a surprise).
> As OSX's IOKit provides an async callback with optional user defined
> arguments (e.g. used by libusb to get the actual # of Bytes
> transmitted), that mechanism can be used to determine when data is
> successfully transmitted or received, and then removed from an
> appropriate queue.  I'll do it in USRP's fusb_darwin (similarly to
> the linux code), since it'll be easier to do the list buffering in C+
> +.  I will work on that no later than Tuesday, hopefully have a
> concept by the end of the week. - MLD

Does OSX support aio (async IO)? FreeBSD does, but it's still beta :(

Of course I've never used it so I don't know how useful it would really be :)

Daniel O'Connor software and network engineer
for Genesis Software - http://www.gsoft.com.au
"The nice thing about standards is that there
are so many of them to choose from."
  -- Andrew Tanenbaum
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