Function get_sni_ex_data_index

crates/stdlib/src/openssl.rs:572–584

Get or create an ex_data index for SNI callback data

()

    // Get or create an ex_data index for SNI callback data
    fn get_sni_ex_data_index() -> libc::c_int {
        use rustpython_common::lock::LazyLock;
        static SNI_EX_DATA_IDX: LazyLock<libc::c_int> = LazyLock::new(|| unsafe {
            sys::SSL_get_ex_new_index(
                0,
                std::ptr::null_mut(),
                None,
                None,
                Some(sni_callback_data_free),
            )
        });
        *SNI_EX_DATA_IDX
    }

    // Free function for callback data
    // NOTE: We don't free the data here because it's managed manually in do_handshake