0 DH method",      dh_pub_decode,     dh_pub_encode,     dh_pub_cmp,     dh_public_print,      dh_priv_decode,     dh_priv_encode,     dh_private_print,      int_dh_size,     dh_bits,      dh_param_decode,     dh_param_encode,     dh_missing_parameters,     dh_copy_parameters,     dh_cmp_parameters,     dh_param_print,     0,      int_dh_free,     