SSL_has_pending
ssl_pending = read_ssl && SSL_has_pending(con);
read_from_sslcon = SSL_has_pending(con)
if (SSL_has_pending(con))
if (!SSL_has_pending(conn))
if (!SSL_has_pending(stream))
__owur int SSL_has_pending(const SSL *s);
|| !TEST_false(SSL_has_pending(cssl)))
|| !TEST_true(SSL_has_pending(cssl)))
|| !TEST_true(SSL_has_pending(clientquic))
if (!TEST_false(SSL_has_pending(clientquic))
|| !TEST_false(SSL_has_pending(clientssl))
|| !TEST_false(SSL_has_pending(serverssl))
|| !TEST_true(SSL_has_pending(clientssl)))