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66 lines
2.5 KiB
66 lines
2.5 KiB
.\" **************************************************************************
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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) 1998 - 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_PRETRANSFER_TIME 3 "August 26, 2019" "libcurl 7.73.0" "curl_easy_getinfo options"
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.SH NAME
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CURLINFO_PRETRANSFER_TIME \- get the time until the file transfer start
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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_PRETRANSFER_TIME, double *timep);
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.SH DESCRIPTION
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Pass a pointer to a double to receive the time, in seconds, it took from the
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start until the file transfer is just about to begin. This includes all
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pre-transfer commands and negotiations that are specific to the particular
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protocol(s) involved. It does \fInot\fP involve the sending of the protocol-
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specific request that triggers a transfer.
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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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double pretransfer;
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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_PRETRANSFER_TIME, &pretransfer);
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if(CURLE_OK == res) {
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printf("Time: %.1f", pretransfer);
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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 7.4.1
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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_PRETRANSFER_TIME_T "(3)"
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