access string data from within cython
Diez B. Roggisch
deets at nospam.web.de
Wed Aug 5 23:19:20 CEST 2009
Philip Semanchuk schrieb:
> On Aug 5, 2009, at 1:16 PM, Diez B. Roggisch wrote:
>> I'm trying to wrap a C-API which has a call that takes a void* and a
>> as arguments.
>> void foo(void *data, size_t length)
>> The wrapper is supposed to be called with a python (byte)string instance,
>> which might contain more than one '\0'-character.
>> So how do I access the raw data of a string? I tried looking into the
>> buffer-protocol, but to be honest - that's beyond me, I don't see where
>> that is actually giving me access to the real data.
> Hi Diez,
> Would ctypes.create_string_buffer() work for you?
I'm not using ctypes because I want a distributable egg with static
linkage. ctypes can't help there afaik.
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