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// license:BSD-3-Clause
// copyright-holders:F. Ulivi
#ifndef MAME_BUS_RS232_PTY_H
#define MAME_BUS_RS232_PTY_H

#pragma once

#include "rs232.h"
#include "dipty.h"

class pseudo_terminal_device : public device_t,
								public device_serial_interface,
								public device_rs232_port_interface,
								public device_pty_interface
{
public:
	pseudo_terminal_device(const machine_config &mconfig, const char *tag, device_t *owner, uint32_t clock);

	virtual DECLARE_WRITE_LINE_MEMBER( input_txd ) override { device_serial_interface::rx_w(state); }

	DECLARE_WRITE_LINE_MEMBER(update_serial);

protected:
	virtual ioport_constructor device_input_ports() const override;
	virtual void device_start() override;
	virtual void device_stop() override;
	virtual void device_reset() override;
	virtual void device_timer(emu_timer &timer, device_timer_id id, int param, void *ptr) override;

	virtual void tra_callback() override;
	virtual void tra_complete() override;
	virtual void rcv_complete() override;

private:
	void queue(void);

	required_ioport m_rs232_txbaud;
	required_ioport m_rs232_rxbaud;
	required_ioport m_rs232_startbits;
	required_ioport m_rs232_databits;
	required_ioport m_rs232_parity;
	required_ioport m_rs232_stopbits;

	uint8_t m_input_buffer[ 1024 ];
	uint32_t m_input_count;
	uint32_t m_input_index;
	emu_timer *m_timer_poll;
};

DECLARE_DEVICE_TYPE(PSEUDO_TERMINAL, pseudo_terminal_device)

#endif // MAME_BUS_RS232_PTY_H