ff770d402b
Files correlati : Commento : Aggiornata cUrl alla ultima versione su Github: 7.56.1 git-svn-id: svn://10.65.10.50/branches/R_10_00@24203 c028cbd2-c16b-5b4b-a496-9718f37d4682
93 lines
3.2 KiB
Groff
93 lines
3.2 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 - 2016, 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 CURLOPT_PROXY_SSLVERSION 3 "16 Nov 2016" "libcurl 7.52.0" "curl_easy_setopt options"
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.SH NAME
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CURLOPT_PROXY_SSLVERSION \- set preferred proxy TLS/SSL version
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.SH SYNOPSIS
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#include <curl/curl.h>
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CURLcode curl_easy_setopt(CURL *handle, CURLOPT_PROXY_SSLVERSION, long version);
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.SH DESCRIPTION
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Pass a long as parameter to control which version of SSL/TLS to attempt to use
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when connecting to an HTTPS proxy.
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Use one of the available defines for this purpose. The available options are:
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.RS
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.IP CURL_SSLVERSION_DEFAULT
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The default action. This will attempt to figure out the remote SSL protocol
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version.
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.IP CURL_SSLVERSION_TLSv1
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TLSv1.x
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.IP CURL_SSLVERSION_TLSv1_0
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TLSv1.0
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.IP CURL_SSLVERSION_TLSv1_1
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TLSv1.1
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.IP CURL_SSLVERSION_TLSv1_2
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TLSv1.2
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.IP CURL_SSLVERSION_TLSv1_3
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TLSv1.3
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.IP CURL_SSLVERSION_MAX_DEFAULT
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The flag defines the maximum supported TLS version as TLSv1.2, or the default
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value from the SSL library. Only the NSS library currently allows one to get
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the maximum supported TLS version.
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(Added in 7.54.0)
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.IP CURL_SSLVERSION_MAX_TLSv1_0
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The flag defines maximum supported TLS version as TLSv1.0.
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(Added in 7.54.0)
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.IP CURL_SSLVERSION_MAX_TLSv1_1
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The flag defines maximum supported TLS version as TLSv1.1.
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(Added in 7.54.0)
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.IP CURL_SSLVERSION_MAX_TLSv1_2
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The flag defines maximum supported TLS version as TLSv1.2.
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(Added in 7.54.0)
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.IP CURL_SSLVERSION_MAX_TLSv1_3
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The flag defines maximum supported TLS version as TLSv1.3.
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(Added in 7.54.0)
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.RE
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.SH DEFAULT
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CURL_SSLVERSION_DEFAULT
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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");
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/* ask libcurl to use TLS version 1.0 or later */
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curl_easy_setopt(curl, CURLOPT_PROXY_SSLVERSION, CURL_SSLVERSION_TLSv1_1 |
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CURL_SSLVERSION_MAX_DEFAULT);
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/* Perform the request */
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curl_easy_perform(curl);
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}
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.fi
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.SH AVAILABILITY
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Added in 7.52.0
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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 CURLOPT_USE_SSL "(3), " CURLOPT_HTTP_VERSION "(3), "
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.BR CURLOPT_IPRESOLVE "(3) " CURLOPT_SSLVERSION "(3), "
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