CURLOPT_TFTP_NO_OPTIONS - Online Linux Manual PageSection : 3
Updated : November 26, 2021
Source : libcurl 7.82.0
Note : curl_easy_setopt options
NAMECURLOPT_TFTP_NO_OPTIONS − send no TFTP options requests
SYNOPSIS#include <curl/curl.h>
CURLcode curl_easy_setopt(CURL *handle, CURLOPT_TFTP_NO_OPTIONS, long onoff);
DESCRIPTIONSet onoff to 1L to exclude all TFTP options defined in RFC2347, RFC2348 and RFC2349 from read and write requests (RRQs/WRQs). This option improves interop with some legacy servers that do not acknowledge or properly implement TFTP options. When this option is used CURLOPT_TFTP_BLKSIZE(3) is ignored.
DEFAULT0
PROTOCOLSTFTP
EXAMPLEsize_t write_callback(char *ptr, size_t size, size_t nmemb, void *fp)
{
return fwrite(ptr, size, nmemb, (FILE *)fp);
}
CURL *curl = curl_easy_init();
if(curl) {
FILE *fp = fopen("foo.bin", "wb");
if(fp) {
curl_easy_setopt(curl, CURLOPT_WRITEDATA, (void *)fp);
curl_easy_setopt(curl, CURLOPT_WRITEFUNCTION, write_callback);
curl_easy_setopt(curl, CURLOPT_URL, "tftp://example.com/foo.bin");
/* do not send TFTP options requests */
curl_easy_setopt(curl, CURLOPT_TFTP_NO_OPTIONS, 1L);
/* Perform the request */
curl_easy_perform(curl);
fclose(fp);
}
curl_easy_cleanup(curl);
}
AVAILABILITYAdded in 7.48.0
RETURN VALUEReturns CURLE_OK if the option is supported, and CURLE_UNKNOWN_OPTION if not.
SEE ALSOCURLOPT_TFTP_BLKSIZE(3)," 0
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