http://forums.livecode.com/viewforum.php?f=93&sid=5991adc52943d11c938912419b77ad82

Sent from my iPhone

> On 18 Apr 2016, at 10:47 AM, Dar Scott <[email protected]> wrote:
> 
> LCB forum?
> 
>> On Apr 17, 2016, at 5:07 PM, Monte Goulding <[email protected]> wrote:
>> 
>> Dar I think you are on the right track but it's not something I've not done 
>> yet. The most likely candidate for an example of this stuff is the browser 
>> widget. Otherwise someone on the LCB forum might have worked it out. 
>> 
>> Cheers
>> 
>> Monte
>> 
>> Sent from my iPhone
>> 
>>> On 18 Apr 2016, at 1:14 AM, Dar Scott <[email protected]> wrote:
>>> 
>>> I'm using LiveCode 8.0.0 RC 1 on the Mac.  I'm tinkering with LiveCode 
>>> Builder to make library extensions.
>>> 
>>> I want to pass a buffer pointer to a foreign handler, in a hardware vendor 
>>> supplied dynamic library  Then I want to access the bytes/words in that 
>>> buffer.
>>> 
>>> What's the best way to do this?  
>>> 
>>> I thought about building up a value of type data of the right length.  Is 
>>> the data value contiguous?  Does it stay in one place?  Is the value 
>>> allowed to change?  I think breaking equality is OK.  How do I get the 
>>> pointer to the underlying first byte?  (MCDataGetBytePtr()?)  Or is a data 
>>> ref automatically converted to pointer as needed?  
>>> 
>>> Or do I need to allocate my own memory?  Are any <builtin> functions are 
>>> available to do this?  How do I get to the bytes after I make the call to 
>>> the foreign function?  (MCMemoryAllocate()?)  
>>> 
>>> Is this noise on this list?  Should this question be elsewhere?  
>>> 
>>> Dar
>>> 
>>> 
>>> 
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