umber of bytes needed to store the derived key. Otherwise, EVP_BytesToKey() returns the size of the derived key in bytes, or 0 on error.</p>

<h1 id="SEE-ALSO">SEE ALSO</h1>

<p><a href="../man7/evp.html">evp(7)</a>, <a href="../man3/RAND_bytes.html">RAND_bytes(3)</a>, <a href="../man3/PKCS5_PBKDF2_HMAC.html">PKCS5_PBKDF2_HMAC(3)</a>, <a href="../man3/EVP_EncryptInit.html">EVP_EncryptInit(3)</a></p>

<h1 id="COPYRIGHT">COPYRIGHT</h1>

<p>Copyright 2001-2016 The OpenSSL Project Authors. All Rights Reserved.<