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63 lines
2.3 KiB
Groff
63 lines
2.3 KiB
Groff
.\" **************************************************************************
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.\" * _ _ ____ _
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.\" * Project ___| | | | _ \| |
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.\" * / __| | | | |_) | |
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.\" * | (__| |_| | _ <| |___
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.\" * \___|\___/|_| \_\_____|
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.\" *
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.\" * Copyright (C) 2018 - 2019, Daniel Stenberg, <daniel@haxx.se>, et al.
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.\" *
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.\" * This software is licensed as described in the file COPYING, which
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.\" * you should have received as part of this distribution. The terms
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.\" * are also available at https://curl.haxx.se/docs/copyright.html.
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.\" *
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.\" * You may opt to use, copy, modify, merge, publish, distribute and/or sell
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.\" * copies of the Software, and permit persons to whom the Software is
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.\" * furnished to do so, under the terms of the COPYING file.
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.\" *
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.\" * This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
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.\" * KIND, either express or implied.
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.\" *
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.\" **************************************************************************
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.\"
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.TH CURLINFO_NAMELOOKUP_TIME_T 3 "28 Apr 2018" "libcurl 7.61.0" "curl_easy_getinfo options"
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.SH NAME
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CURLINFO_NAMELOOKUP_TIME_T \- get the name lookup time in microseconds
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.SH SYNOPSIS
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#include <curl/curl.h>
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CURLcode curl_easy_getinfo(CURL *handle, CURLINFO_NAMELOOKUP_TIME_T, curl_off_t *timep);
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.SH DESCRIPTION
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Pass a pointer to a curl_off_t to receive the total time in microseconds
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from the start until the name resolving was completed.
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When a redirect is followed, the time from each request is added together.
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See also the TIMES overview in the \fIcurl_easy_getinfo(3)\fP man page.
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.SH PROTOCOLS
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All
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.SH EXAMPLE
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.nf
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curl = curl_easy_init();
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if(curl) {
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curl_off_t namelookup;
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curl_easy_setopt(curl, CURLOPT_URL, url);
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res = curl_easy_perform(curl);
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if(CURLE_OK == res) {
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res = curl_easy_getinfo(curl, CURLINFO_NAMELOOKUP_TIME_T, &namelookup);
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if(CURLE_OK == res) {
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printf("Time: %" CURL_FORMAT_CURL_OFF_T ".%06ld", namelookup / 1000000,
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(long)(namelookup % 1000000));
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}
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}
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/* always cleanup */
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curl_easy_cleanup(curl);
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}
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.fi
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.SH AVAILABILITY
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Added in 7.61.0
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.SH RETURN VALUE
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Returns CURLE_OK if the option is supported, and CURLE_UNKNOWN_OPTION if not.
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.SH "SEE ALSO"
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.BR curl_easy_getinfo "(3), " curl_easy_setopt "(3), " CURLINFO_NAMELOOKUP_TIME "(3)"
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