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23 .TH CURLOPT_FTP_SSL_CCC 3 "19 Jun 2014" "libcurl 7.37.0" "curl_easy_setopt options"
25 CURLOPT_FTP_SSL_CCC \- switch off SSL again with FTP after auth
27 #include <curl/curl.h>
29 CURLcode curl_easy_setopt(CURL *handle, CURLOPT_FTP_SSL_CCC,
32 If enabled, this option makes libcurl use CCC (Clear Command Channel). It
33 shuts down the SSL/TLS layer after authenticating. The rest of the control
34 channel communication will be unencrypted. This allows NAT routers to follow
35 the FTP transaction. Pass a long using one of the values below
36 .IP CURLFTPSSL_CCC_NONE
37 Don't attempt to use CCC.
38 .IP CURLFTPSSL_CCC_PASSIVE
39 Do not initiate the shutdown, but wait for the server to do it. Do not send a
41 .IP CURLFTPSSL_CCC_ACTIVE
42 Initiate the shutdown and wait for a reply.
52 Returns CURLE_OK if the option is supported, and CURLE_UNKNOWN_OPTION if not.
54 .BR CURLOPT_USE_SSL "(3), " CURLOPT_FTPSSLAUTH "(3), "