ngtcp2_crypto_picotls_from_epoch
================================

Synopsis
--------

*#include <ngtcp2/ngtcp2_crypto_picotls.h>*

.. function:: ngtcp2_encryption_level ngtcp2_crypto_picotls_from_epoch(size_t epoch)

    
    `ngtcp2_crypto_picotls_from_epoch` translates *epoch* to
    :type:`ngtcp2_encryption_level`.  This function is only available
    for Picotls backend.