Re: [xml] xmlAllocOutputBuffer allocates memory I can't free

[Joachim Bauch <bauch struktur de>]

Hi,

Dominic Eales wrote:
> I am using libxml 2.26 and I call the function xmlDocDumpFormatMemoryEnc 
> which
> allocates some memory with the function xmlAllocOutputBuffer().
>
> The problem is when I try to free this memory with the standard C 
> function free() the debugger
> says that the memory was never allocated…
>
> Why is that?

you should use the correct libxml2 API to free the allocated data, which
is "xmlFree" in this case:

http://xmlsoft.org/html/libxml-tree.html#xmlDocDumpFormatMemoryEnc

<quote>
Note it is up to the caller of this function to free the allocated memory
with xmlFree().
</quote>

Joachim