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55 lines
1.5 KiB
Groff
55 lines
1.5 KiB
Groff
.\" generated by cd2nroff 0.1 from CURLOPT_SSH_KEYDATA.md
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.TH CURLOPT_SSH_KEYDATA 3 "March 15 2024" libcurl
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.SH NAME
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CURLOPT_SSH_KEYDATA \- pointer passed to the SSH key callback
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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_SSH_KEYDATA, void *pointer);
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.fi
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.SH DESCRIPTION
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Pass a void * as parameter. This \fIpointer\fP is passed along verbatim to the
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callback set with \fICURLOPT_SSH_KEYFUNCTION(3)\fP.
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.SH DEFAULT
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NULL
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.SH PROTOCOLS
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SFTP and SCP
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.SH EXAMPLE
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.nf
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struct mine {
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void *custom;
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};
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static int keycb(CURL *easy,
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const struct curl_khkey *knownkey,
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const struct curl_khkey *foundkey,
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enum curl_khmatch match,
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void *clientp)
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{
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/* 'clientp' points to the callback_data struct */
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/* investigate the situation and return the correct value */
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return CURLKHSTAT_FINE_ADD_TO_FILE;
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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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struct mine callback_data;
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curl_easy_setopt(curl, CURLOPT_URL, "sftp://example.com/thisfile.txt");
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curl_easy_setopt(curl, CURLOPT_SSH_KEYFUNCTION, keycb);
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curl_easy_setopt(curl, CURLOPT_SSH_KEYDATA, &callback_data);
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curl_easy_setopt(curl, CURLOPT_SSH_KNOWNHOSTS, "/home/user/known_hosts");
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curl_easy_perform(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 7.19.6
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.SH RETURN VALUE
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Returns CURLE_OK if the option is supported, and CURLE_UNKNOWN_OPTION if not.
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.SH SEE ALSO
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.BR CURLOPT_SSH_KEYDATA (3),
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.BR CURLOPT_SSH_KNOWNHOSTS (3)
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