om_len</code></p><p>Generates a number of new one time keys. If the total number of keys stored by this account exceeds max_number_of_one_time_keys() then the old keys are discarded. Returns olm_error() on error. If the number of random bytes is too small then olm_account_last_error() will be &quot;NOT_ENOUGH_RANDOM&quot;.</p></dd></dl><dl><dt class="spec value" id="val-account_generate_fallback_key_random_length"><a href="#val-account_generate_fallback_key_random_length" class="anchor"></a><code><span clas