NAME

CURLINFO_NAMELOOKUP_TIME - get the name lookup time

SYNOPSIS

#include <curl/curl.h>
CURLcode curl_easy_getinfo(CURL *handle, CURLINFO_NAMELOOKUP_TIME,


                           double *timep);

DESCRIPTION

Pass a pointer to a double to receive the total time in seconds from the start until the name resolving was completed.

When a redirect is followed, the time from each request is added together.

See also the TIMES overview in the curl_easy_getinfo(3) man page.

PROTOCOLS

This functionality affects all supported protocols

EXAMPLE

int main(void)
{


  CURL *curl = curl_easy_init();


  if(curl) {


    CURLcode res;


    double namelookup;


    curl_easy_setopt(curl, CURLOPT_URL, "https://example.com/");


    res = curl_easy_perform(curl);


    if(CURLE_OK == res) {


      res = curl_easy_getinfo(curl, CURLINFO_NAMELOOKUP_TIME, &namelookup);


      if(CURLE_OK == res) {


        printf("Time: %.1f", namelookup);


      }


    }


    /* always cleanup */


    curl_easy_cleanup(curl);


  }
}

AVAILABILITY

Added in curl 7.4.1

RETURN VALUE

curl_easy_getinfo(3) returns a CURLcode indicating success or error.

CURLE_OK (0) means everything was OK, non-zero means an error occurred, see libcurl-errors(3).

SEE ALSO

CURLINFO_NAMELOOKUP_TIME_T(3), curl_easy_getinfo(3), curl_easy_setopt(3)