61 lines
1.6 KiB
Groff
61 lines
1.6 KiB
Groff
.\" generated by cd2nroff 0.1 from CURLOPT_TFTP_NO_OPTIONS.md
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.TH CURLOPT_TFTP_NO_OPTIONS 3 "2025-07-07" libcurl
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.SH NAME
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CURLOPT_TFTP_NO_OPTIONS \- send no TFTP options requests
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.SH SYNOPSIS
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.nf
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#include <curl/curl.h>
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CURLcode curl_easy_setopt(CURL *handle, CURLOPT_TFTP_NO_OPTIONS, long onoff);
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.fi
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.SH DESCRIPTION
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Set \fIonoff\fP to 1L to exclude all TFTP options defined in RFC 2347,
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RFC 2348 and RFC 2349 from read and write requests.
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This option improves interoperability with legacy servers that do not
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acknowledge or properly implement TFTP options. When this option is used
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\fICURLOPT_TFTP_BLKSIZE(3)\fP is ignored.
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.SH DEFAULT
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0
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.SH PROTOCOLS
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This functionality affects tftp only
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.SH EXAMPLE
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.nf
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size_t write_callback(char *ptr, size_t size, size_t nmemb, void *fp)
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{
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return fwrite(ptr, size, nmemb, (FILE *)fp);
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}
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int main(void)
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{
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CURL *curl = curl_easy_init();
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if(curl) {
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FILE *fp = fopen("foo.bin", "wb");
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if(fp) {
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curl_easy_setopt(curl, CURLOPT_WRITEDATA, (void *)fp);
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curl_easy_setopt(curl, CURLOPT_WRITEFUNCTION, write_callback);
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curl_easy_setopt(curl, CURLOPT_URL, "tftp://example.com/foo.bin");
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/* do not send TFTP options requests */
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curl_easy_setopt(curl, CURLOPT_TFTP_NO_OPTIONS, 1L);
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/* Perform the request */
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curl_easy_perform(curl);
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fclose(fp);
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}
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curl_easy_cleanup(curl);
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}
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}
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.fi
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.SH AVAILABILITY
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Added in curl 7.48.0
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.SH RETURN VALUE
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\fIcurl_easy_setopt(3)\fP returns a CURLcode indicating success or error.
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CURLE_OK (0) means everything was OK, non\-zero means an error occurred, see
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\fIlibcurl\-errors(3)\fP.
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.SH SEE ALSO
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.BR CURLOPT_TFTP_BLKSIZE (3)
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