On Thu, 8 Mar 2012, Chenglong Chen wrote:

> use the interface curl_multi_add_handle,it's will callback the function that
> markd CURLMOPT_SOCKETFUNCTION.at the time,i hope i can take some parameter
> to the callback function.can i?

You can set a custom parameter to get passed to the CURLMOPT_SOCKETFUNCTION
callback with the CURLMOPT_SOCKETDATA option,

-- 
  / daniel.haxx.se
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