CURLINFO_PRETRANSFER_TIME_T(3) 맨 페이지 - 윈디하나의 솔라나라

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CURLINFO_PRETRANSFER_TIME_T(3)

curl_easy_getinfo options                       CURLINFO_PRETRANSFER_TIME_T(3)



NAME
       CURLINFO_PRETRANSFER_TIME_T  -  get  the  time  until the file transfer
       start

SYNOPSIS
       #include <curl/curl.h>

       CURLcode curl_easy_getinfo(CURL *handle, CURLINFO_PRETRANSFER_TIME_T,
                                  curl_off_t *timep);

DESCRIPTION
       Pass a pointer to a curl_off_t to receive the time, in microseconds, it
       took  from  the  start  until the file transfer is just about to begin.
       This includes all pre-transfer commands and negotiations that are  spe‐
       cific  to  the particular protocol(s) involved. It does not involve the
       sending of the protocol- specific request that triggers a transfer.

       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
       All

EXAMPLE
       curl = curl_easy_init();
       if(curl) {
         curl_off_t pretransfer;
         curl_easy_setopt(curl, CURLOPT_URL, url);
         res = curl_easy_perform(curl);
         if(CURLE_OK == res) {
           res = curl_easy_getinfo(curl, CURLINFO_PRETRANSFER_TIME_T, &pretransfer);
           if(CURLE_OK == res) {
             printf("Time: %" CURL_FORMAT_CURL_OFF_T ".%06ld", pretransfer / 1000000,
                    (long)(pretransfer % 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_PRETRANSFER_TIME(3)



libcurl 7.86.0                   May 17, 2022
                                                CURLINFO_PRETRANSFER_TIME_T(3)
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