EVP_aes_128_gcm, EVP_aes_192_gcm, EVP_aes_256_gcm,
EVP_aes_128_ccm, EVP_aes_192_ccm, EVP_aes_256_ccm,
EVP_aes_128_cbc_hmac_sha1, EVP_aes_256_cbc_hmac_sha1,
-EVP_aes_128_cbc_hmac_sha256, EVP_aes_256_cbc_hmac_sha256
+EVP_aes_128_cbc_hmac_sha256, EVP_aes_256_cbc_hmac_sha256,
EVP_chacha20, EVP_chacha20_poly1305 - EVP cipher routines
=head1 SYNOPSIS