2016-11-23 17:44:18 +08:00
|
|
|
.\" **************************************************************************
|
|
|
|
|
.\" * _ _ ____ _
|
|
|
|
|
.\" * Project ___| | | | _ \| |
|
|
|
|
|
.\" * / __| | | | |_) | |
|
|
|
|
|
.\" * | (__| |_| | _ <| |___
|
|
|
|
|
.\" * \___|\___/|_| \_\_____|
|
|
|
|
|
.\" *
|
2018-04-27 17:35:25 +08:00
|
|
|
.\" * Copyright (C) 1998 - 2018, Daniel Stenberg, <daniel@haxx.se>, et al.
|
2016-11-23 17:44:18 +08:00
|
|
|
.\" *
|
|
|
|
|
.\" * This software is licensed as described in the file COPYING, which
|
|
|
|
|
.\" * you should have received as part of this distribution. The terms
|
|
|
|
|
.\" * are also available at https://curl.haxx.se/docs/copyright.html.
|
|
|
|
|
.\" *
|
|
|
|
|
.\" * You may opt to use, copy, modify, merge, publish, distribute and/or sell
|
|
|
|
|
.\" * copies of the Software, and permit persons to whom the Software is
|
|
|
|
|
.\" * furnished to do so, under the terms of the COPYING file.
|
|
|
|
|
.\" *
|
|
|
|
|
.\" * This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
|
|
|
|
|
.\" * KIND, either express or implied.
|
|
|
|
|
.\" *
|
|
|
|
|
.\" **************************************************************************
|
|
|
|
|
.\"
|
|
|
|
|
.TH CURLINFO_PROTOCOL 3 "23 November 2016" "libcurl 7.52.0" "curl_easy_getinfo options"
|
|
|
|
|
.SH NAME
|
|
|
|
|
CURLINFO_PROTOCOL \- get the protocol used in the connection
|
|
|
|
|
.SH SYNOPSIS
|
|
|
|
|
#include <curl/curl.h>
|
|
|
|
|
|
|
|
|
|
CURLcode curl_easy_getinfo(CURL *handle, CURLINFO_PROTOCOL, long *p);
|
|
|
|
|
.SH DESCRIPTION
|
2018-04-27 17:35:25 +08:00
|
|
|
Pass a pointer to a long to receive the version used in the last http
|
|
|
|
|
connection. The returned value will be exactly one of the CURLPROTO_* values:
|
|
|
|
|
|
|
|
|
|
.nf
|
|
|
|
|
CURLPROTO_DICT, CURLPROTO_FILE, CURLPROTO_FTP, CURLPROTO_FTPS,
|
|
|
|
|
CURLPROTO_GOPHER, CURLPROTO_HTTP, CURLPROTO_HTTPS, CURLPROTO_IMAP,
|
|
|
|
|
CURLPROTO_IMAPS, CURLPROTO_LDAP, CURLPROTO_LDAPS, CURLPROTO_POP3,
|
|
|
|
|
CURLPROTO_POP3S, CURLPROTO_RTMP, CURLPROTO_RTMPE, CURLPROTO_RTMPS,
|
|
|
|
|
CURLPROTO_RTMPT, CURLPROTO_RTMPTE, CURLPROTO_RTMPTS, CURLPROTO_RTSP,
|
|
|
|
|
CURLPROTO_SCP, CURLPROTO_SFTP, CURLPROTO_SMB, CURLPROTO_SMBS, CURLPROTO_SMTP,
|
2020-04-14 17:19:12 +08:00
|
|
|
CURLPROTO_SMTPS, CURLPROTO_TELNET, CURLPROTO_TFTP, CURLPROTO_MQTT
|
2016-11-23 17:44:18 +08:00
|
|
|
.SH PROTOCOLS
|
|
|
|
|
All
|
|
|
|
|
.SH EXAMPLE
|
|
|
|
|
.nf
|
|
|
|
|
CURL *curl = curl_easy_init();
|
|
|
|
|
if(curl) {
|
|
|
|
|
CURLcode res;
|
2020-09-17 05:04:07 +08:00
|
|
|
curl_easy_setopt(curl, CURLOPT_URL, "https://example.com");
|
2016-11-23 17:44:18 +08:00
|
|
|
res = curl_easy_perform(curl);
|
|
|
|
|
if(res == CURLE_OK) {
|
|
|
|
|
long protocol;
|
|
|
|
|
curl_easy_getinfo(curl, CURLINFO_PROTOCOL, &protocol);
|
|
|
|
|
}
|
|
|
|
|
curl_easy_cleanup(curl);
|
|
|
|
|
}
|
|
|
|
|
.fi
|
|
|
|
|
.SH AVAILABILITY
|
|
|
|
|
Added in 7.52.0
|
|
|
|
|
.SH RETURN VALUE
|
|
|
|
|
Returns CURLE_OK if the option is supported, and CURLE_UNKNOWN_OPTION if not.
|
|
|
|
|
.SH "SEE ALSO"
|
|
|
|
|
.BR CURLINFO_RESPONSE_CODE "(3), "
|
|
|
|
|
.BR curl_easy_getinfo "(3), " curl_easy_setopt "(3), "
|
