Binary IO

[Keean Schupke]

Actually thats Peter Simons... (too many Simons...)

http://cryp.to/blockio/

    Keean.

Keean Schupke wrote:

> Just a thought, what about the other Simon's BlockIO library, its 
> certainly very efficient, and probably what I
> am going to use for binaryIO from now on.
>
>    Keean.
>
> Simon Marlow wrote:
>
>> On 20 April 2005 22:35, Scott Turner wrote:
>>
>>  
>>
>>> On 2005 April 20 Wednesday 15:56, Iavor Diatchki wrote:
>>>   
>>>
>>>> I've been playing around with decoding binary files, and I couldn't
>>>> find a function in the libraries to read a byte from a file. Does
>>>> anyone know if there is such a function?  ....... it seems
>>>> that we should have:
>>>> hGetByte :: Handle -> IO Word8
>>>>     
>>>
>>> hGetByte could be implemented on top of hGetBuf and StorableArray,
>>> but the overhead would be ugly.  Recently I needed binary input for
>>> similar reasons, and would have used hGetByte had it been available. 
>>> I ended up performing input using a reasonable-sized buffer.
>>>   
>>
>>
>> In GHC, you can assume that
>>  hGetByte h = do c <- hGetChar h; return (fromIntegral (ord c))
>>
>> you must open the file in binary mode (openBinaryFile).  I don't think
>> this works with Hugs, though.
>>
>> Personally, I think this ought to be part of the redesign of the I/O
>> library.  hGetByte and hPutByte would be a stopgap.  But, not much
>> progress is being made on an I/O redesign right now.
>>
>> Cheers,
>>     SImon
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>>
>
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