curl_multi_get_offt3
Extract information from a multi handle
Usage
#include <curl/curl.h>
CURLMcode curl_multi_get_offt(CURLM *multi_handle,
CURLMinfo_offt info,
curl_off_t *pvalue);
Overview
Get the info kept in the multi handle. If the info is not applicable, this function returns CURLM_UNKNOWN_OPTION.
Options
The following information can be extracted:
CURLMINFO_XFERS_CURRENT
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CURLMINFO_XFERS_RUNNING
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CURLMINFO_XFERS_PENDING
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CURLMINFO_XFERS_DONE
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CURLMINFO_XFERS_ADDED
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Protocols
This functionality affects all supported protocols
Examples
int main(void)
{
/* init a multi stack */
CURLM *multi = curl_multi_init();
CURL *curl = curl_easy_init();
curl_off_t n;
if(curl) {
/* add the transfer */
curl_multi_add_handle(multi, curl);
curl_multi_get_offt(multi, CURLMINFO_XFERS_ADDED, &n);
/* on successful add, n is 1 */
}
}
Return value
This function returns a CURLMcode indicating success or error.
CURLM_OK (0) means everything was OK, non-zero means an error occurred, see libcurl-errors(3).