66 lines
1.3 KiB
Markdown
66 lines
1.3 KiB
Markdown
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---
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c: Copyright (C) Daniel Stenberg, <daniel.se>, et al.
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SPDX-License-Identifier: curl
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Title: CURLOPT_SSH_HOST_PUBLIC_KEY_SHA256
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Section: 3
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Source: libcurl
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See-also:
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- CURLOPT_SSH_AUTH_TYPES (3)
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- CURLOPT_SSH_HOST_PUBLIC_KEY_MD5 (3)
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- CURLOPT_SSH_PUBLIC_KEYFILE (3)
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---
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# NAME
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CURLOPT_SSH_HOST_PUBLIC_KEY_SHA256 - SHA256 hash of SSH server public key
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# SYNOPSIS
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~~~c
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#include <curl/curl.h>
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CURLcode curl_easy_setopt(CURL *handle, CURLOPT_SSH_HOST_PUBLIC_KEY_SHA256,
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char *sha256);
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~~~
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# DESCRIPTION
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Pass a char pointer pointing to a string containing a Base64-encoded SHA256
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hash of the remote host's public key. The transfer fails if the given hash
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does not match the hash the remote host provides.
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# DEFAULT
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NULL
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# PROTOCOLS
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SCP and SFTP
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# EXAMPLE
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~~~c
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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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CURLcode res;
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curl_easy_setopt(curl, CURLOPT_URL, "sftp://example.com/file");
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curl_easy_setopt(curl, CURLOPT_SSH_HOST_PUBLIC_KEY_SHA256,
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"NDVkMTQxMGQ1ODdmMjQ3MjczYjAyOTY5MmRkMjVmNDQ=");
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res = curl_easy_perform(curl);
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curl_easy_cleanup(curl);
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}
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}
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~~~
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# AVAILABILITY
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Added in 7.80.0
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Requires the libssh2 backend.
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# RETURN VALUE
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Returns CURLE_OK if the option is supported, CURLE_UNKNOWN_OPTION if not, or
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CURLE_OUT_OF_MEMORY if there was insufficient heap space.
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