Scroll to navigation

CURLINFO_NAMELOOKUP_TIME_T(3) curl_easy_getinfo options CURLINFO_NAMELOOKUP_TIME_T(3)

NAME

CURLINFO_NAMELOOKUP_TIME_T - get the name lookup time in microseconds

SYNOPSIS

#include <curl/curl.h>
CURLcode curl_easy_getinfo(CURL *handle, CURLINFO_NAMELOOKUP_TIME_T, curl_off_t *timep);

DESCRIPTION

Pass a pointer to a curl_off_t to receive the total time in microseconds from the start until the name resolving was completed.
See also the TIMES overview in the curl_easy_getinfo(3) man page.

PROTOCOLS

All

EXAMPLE

curl = curl_easy_init();
if(curl) {
  curl_off_t namelookup;
  curl_easy_setopt(curl, CURLOPT_URL, url);
  res = curl_easy_perform(curl);
  if(CURLE_OK == res) {
    res = curl_easy_getinfo(curl, CURLINFO_NAMELOOKUP_TIME_T, &namelookup);
    if(CURLE_OK == res) {
      printf("Time: %" CURL_FORMAT_CURL_OFF_T ".%06ld", namelookup / 1000000,
             (long)(namelookup % 1000000));
    }
  }
  /* always cleanup */
  curl_easy_cleanup(curl);
}

AVAILABILITY

Added in 7.61.0

RETURN VALUE

Returns CURLE_OK if the option is supported, and CURLE_UNKNOWN_OPTION if not.

SEE ALSO

curl_easy_getinfo(3), curl_easy_setopt(3), CURLINFO_NAMELOOKUP_TIME(3)
May 17, 2018 libcurl 7.61.0