[Haskell-cafe] GHC.Ptr, Foreign.Storable, Data.Storable.Endian, looking for good examples of usage
aaronngray.lists at gmail.com
Mon Jan 10 16:45:36 CET 2011
On 10 January 2011 13:49, John Lato <jwlato at gmail.com> wrote:
> From: Aaron Gray <aaronngray.lists at gmail.com>
>> On 9 January 2011 21:30, Henning Thielemann
>> <lemming at henning-thielemann.de>wrote:
>> > On Sun, 9 Jan 2011, Aaron Gray wrote:
>> > I am trying to work out how to use GHC.Ptr, Foreign.Storable,
>> >> Data.Storable.Endian, and
>> >> am looking for good examples of usage.
>> > What do you intend to do with them?
>> An (ABC) ActionScript Byte Code backend for Haskell.
>> Basically I need to write little-endian binary to a file, and was
>> the best way to do this; I need various types including a 24bit type.
> You could use my "word24" package (GHC only) to provide non-aligned
> 24-bit word and int types with Storable instances. You should be able to
> write a binary instance (or whatever blaze-builder needs) fairly simply from
> this. Little-endian only ATM, but BE could be added if necessary.
> John Lato
>  http://hackage.haskell.org/package/word24
This is interesting, what does the following line do :-
data Int24 = I24# Int# deriving (Eq, Ord)
regarding the I24# and Int#, are these inbuilt ?
-------------- next part --------------
An HTML attachment was scrubbed...
More information about the Haskell-Cafe