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69 строки
2.3 KiB
Groff
69 строки
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) 1998 - 2021, 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.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 CURLOPT_IPRESOLVE 3 "November 26, 2021" "libcurl 7.83.1" "curl_easy_setopt options"
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.SH NAME
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CURLOPT_IPRESOLVE \- IP protocol version to use
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.SH SYNOPSIS
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.nf
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#include <curl/curl.h>
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CURLcode curl_easy_setopt(CURL *handle, CURLOPT_IPRESOLVE, long resolve);
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.fi
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.SH DESCRIPTION
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Allows an application to select what kind of IP addresses to use when
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establishing a connection or choosing one from the connection pool. This is
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interesting when using host names that resolve addresses using more than
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one version of IP. The allowed values are:
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.IP CURL_IPRESOLVE_WHATEVER
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Default, can use addresses of all IP versions that your system allows.
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.IP CURL_IPRESOLVE_V4
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Uses only IPv4 addresses.
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.IP CURL_IPRESOLVE_V6
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Uses only IPv6 addresses.
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.SH DEFAULT
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CURL_IPRESOLVE_WHATEVER
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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 = curl_easy_init();
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if(curl) {
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curl_easy_setopt(curl, CURLOPT_URL, "https://example.com/foo.bin");
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/* of all addresses example.com resolves to, only IPv6 ones are used */
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curl_easy_setopt(curl, CURLOPT_IPRESOLVE, CURL_IPRESOLVE_V6);
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ret = curl_easy_perform(curl);
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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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Always
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.SH RETURN VALUE
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Returns CURLE_OK
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.SH "SEE ALSO"
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.BR CURLOPT_HTTP_VERSION "(3), " CURLOPT_SSLVERSION "(3), "
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