| .\" ************************************************************************** |
| .\" * _ _ ____ _ |
| .\" * Project ___| | | | _ \| | |
| .\" * / __| | | | |_) | | |
| .\" * | (__| |_| | _ <| |___ |
| .\" * \___|\___/|_| \_\_____| |
| .\" * |
| .\" * Copyright (C) 1998 - 2014, Daniel Stenberg, <daniel@haxx.se>, et al. |
| .\" * |
| .\" * 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 CURLOPT_FTP_SSL_CCC 3 "19 Jun 2014" "libcurl 7.37.0" "curl_easy_setopt options" |
| .SH NAME |
| CURLOPT_FTP_SSL_CCC \- switch off SSL again with FTP after auth |
| .SH SYNOPSIS |
| #include <curl/curl.h> |
| |
| CURLcode curl_easy_setopt(CURL *handle, CURLOPT_FTP_SSL_CCC, |
| long how); |
| .SH DESCRIPTION |
| If enabled, this option makes libcurl use CCC (Clear Command Channel). It |
| shuts down the SSL/TLS layer after authenticating. The rest of the control |
| channel communication will be unencrypted. This allows NAT routers to follow |
| the FTP transaction. Pass a long using one of the values below |
| .IP CURLFTPSSL_CCC_NONE |
| Don't attempt to use CCC. |
| .IP CURLFTPSSL_CCC_PASSIVE |
| Do not initiate the shutdown, but wait for the server to do it. Do not send a |
| reply. |
| .IP CURLFTPSSL_CCC_ACTIVE |
| Initiate the shutdown and wait for a reply. |
| .SH DEFAULT |
| CURLFTPSSL_CCC_NONE |
| .SH PROTOCOLS |
| FTP |
| .SH EXAMPLE |
| TODO |
| .SH AVAILABILITY |
| Added in 7.16.1 |
| .SH RETURN VALUE |
| Returns CURLE_OK if the option is supported, and CURLE_UNKNOWN_OPTION if not. |
| .SH "SEE ALSO" |
| .BR CURLOPT_USE_SSL "(3), " CURLOPT_FTPSSLAUTH "(3), " |
