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repo/core/curl/files/CURLOPT_SSH_HOST_PUBLIC_KEY_SHA256.3
2024-03-15 21:55:38 -05:00

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.\" generated by cd2nroff 0.1 from CURLOPT_SSH_HOST_PUBLIC_KEY_SHA256.md
.TH CURLOPT_SSH_HOST_PUBLIC_KEY_SHA256 3 "March 15 2024" libcurl
.SH NAME
CURLOPT_SSH_HOST_PUBLIC_KEY_SHA256 \- SHA256 hash of SSH server public key
.SH SYNOPSIS
.nf
#include <curl/curl.h>
CURLcode curl_easy_setopt(CURL *handle, CURLOPT_SSH_HOST_PUBLIC_KEY_SHA256,
char *sha256);
.fi
.SH DESCRIPTION
Pass a char pointer pointing to a string containing a Base64\-encoded SHA256
hash of the remote host\(aqs public key. The transfer fails if the given hash
does not match the hash the remote host provides.
.SH DEFAULT
NULL
.SH PROTOCOLS
SCP and SFTP
.SH EXAMPLE
.nf
int main(void)
{
CURL *curl = curl_easy_init();
if(curl) {
CURLcode res;
curl_easy_setopt(curl, CURLOPT_URL, "sftp://example.com/file");
curl_easy_setopt(curl, CURLOPT_SSH_HOST_PUBLIC_KEY_SHA256,
"NDVkMTQxMGQ1ODdmMjQ3MjczYjAyOTY5MmRkMjVmNDQ=");
res = curl_easy_perform(curl);
curl_easy_cleanup(curl);
}
}
.fi
.SH AVAILABILITY
Added in 7.80.0
Requires the libssh2 backend.
.SH RETURN VALUE
Returns CURLE_OK if the option is supported, CURLE_UNKNOWN_OPTION if not, or
CURLE_OUT_OF_MEMORY if there was insufficient heap space.
.SH SEE ALSO
.BR CURLOPT_SSH_AUTH_TYPES (3),
.BR CURLOPT_SSH_HOST_PUBLIC_KEY_MD5 (3),
.BR CURLOPT_SSH_PUBLIC_KEYFILE (3)