curl/docs/libcurl/opts/CURLOPT_RANDOM_FILE.3

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.TH CURLOPT_RANDOM_FILE 3 "17 Jun 2014" libcurl libcurl
.SH NAME
CURLOPT_RANDOM_FILE \- file to read random data from
.SH SYNOPSIS
.nf
#include <curl/curl.h>

CURLcode curl_easy_setopt(CURL *handle, CURLOPT_RANDOM_FILE, char *path);
.fi
.SH DESCRIPTION
Deprecated option. It serves no purpose anymore.

Pass a char * to a null-terminated file name. The file might be used to read
from to seed the random engine for SSL and more.

The application does not have to keep the string around after setting this
option.
.SH DEFAULT
NULL, not used
.SH PROTOCOLS
All
.SH EXAMPLE
.nf
CURL *curl = curl_easy_init();
if(curl) {
  curl_easy_setopt(curl, CURLOPT_URL, "https://example.com/");
  curl_easy_setopt(curl, CURLOPT_RANDOM_FILE, "junk.txt");
  ret = curl_easy_perform(curl);
  curl_easy_cleanup(curl);
}
.fi
.SH AVAILABILITY
If built with TLS enabled. Only the OpenSSL backend will use this, and only
with OpenSSL versions before 1.1.0.

This option was deprecated in 7.84.0.
.SH RETURN VALUE
Returns CURLE_OK on success or
CURLE_OUT_OF_MEMORY if there was insufficient heap space.
.SH "SEE ALSO"
.BR CURLOPT_EGDSOCKET "(3), "