CURLOPT_FTP_USE_PRET
Section: curl_easy_setopt options (3)
Updated: November 04, 2020
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NAME
CURLOPT_FTP_USE_PRET - enable the PRET command
SYNOPSIS
#include <
curl/curl.h>
CURLcode curl_easy_setopt(CURL *handle, CURLOPT_FTP_USE_PRET, long enable);
DESCRIPTION
Pass a long. If the value is 1, it tells curl to send a PRET command before
PASV (and EPSV). Certain FTP servers, mainly drftpd, require this non-standard
command for directory listings as well as up and downloads in PASV mode. Has
no effect when using the active FTP transfers mode.
DEFAULT
0
PROTOCOLS
FTP
EXAMPLE
CURL *curl = curl_easy_init();
if(curl) {
curl_easy_setopt(curl, CURLOPT_URL, "ftp://example.com/old-server/file.txt");
/* a drftpd server, do it! */
curl_easy_setopt(curl, CURLOPT_FTP_USE_PRET, 1L);
ret = curl_easy_perform(curl);
curl_easy_cleanup(curl);
}
AVAILABILITY
Added in 7.20.0
RETURN VALUE
Returns CURLE_OK if the option is supported, and CURLE_UNKNOWN_OPTION if not.
SEE ALSO
CURLOPT_FTP_USE_EPRT(3),
CURLOPT_FTP_USE_EPSV(3),