Method write_pending_tls

crates/stdlib/src/ssl.rs:4271–4295

Helper: Write all pending TLS data (including close_notify) to outgoing buffer/BIO

(&self, conn: &mut TlsConnection, vm: &VirtualMachine)

        // Helper: Write all pending TLS data (including close_notify) to outgoing buffer/BIO
        fn write_pending_tls(&self, conn: &mut TlsConnection, vm: &VirtualMachine) -> PyResult<()> {
            // First, flush any previously pending TLS output
            // Must succeed before sending new data to maintain order
            self.flush_pending_tls_output(vm, None)?;

            loop {
                if !conn.wants_write() {
                    break;
                }

                let mut buf = vec![0u8; SSL3_RT_MAX_PLAIN_LENGTH];
                let written = conn
                    .write_tls(&mut buf.as_mut_slice())
                    .map_err(|e| vm.new_os_error(format!("TLS write failed: {e}")))?;

                if written == 0 {
                    break;
                }

                // Send TLS data, saving unsent bytes to pending buffer if needed
                self.send_tls_output(buf[..written].to_vec(), vm)?;
            }

            Ok(())
        }

        // Helper: Try to read incoming data from socket/BIO
        // Returns true if peer closed connection (with or without close_notify)