| curl_multi_get_offt(3) | Introduction to Library Functions | curl_multi_get_offt(3) | 
curl_multi_get_offt - extract information from a multi handle
#include <curl/curl.h> CURLMcode curl_multi_get_offt(CURLM *multi_handle,
CURLMinfo_offt info,
curl_off_t *pvalue);
Get the info kept in the multi handle. If the info is not applicable, this function returns CURLM_UNKNOWN_OPTION.
The following information can be extracted:
This functionality affects all supported protocols
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 */
  }
}
Added in curl 8.16.0
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).
| 2025-10-26 | libcurl |