SSL_set_info_callback
SSL_set_info_callback(ssl,
LSSL_USED(SSL_set_info_callback);
void SSL_set_info_callback(SSL *ssl,
SSL_set_info_callback(ret, SSL_get_info_callback(s));
LSSL_ALIAS(SSL_set_info_callback);
SSL_set_info_callback(client, dtls_info_callback);
SSL_set_info_callback(server, dtls_info_callback);
SSL_set_info_callback(client, tls_client_info_callback);
SSL_set_info_callback(server, tls_server_info_callback);