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// license:BSD-3-Clause
// copyright-holders:Carl, Miodrag Milanovic
#ifndef MAME_EMU_DINETWORK_H
#define MAME_EMU_DINETWORK_H
#include "interface/nethandler.h"
class osd_network_device;
class device_network_interface : public device_interface, public osd::network_handler
{
public:
device_network_interface(const machine_config &mconfig, device_t &device, u32 bandwidth, u32 mtu = 1500);
virtual ~device_network_interface();
void interface_post_start() override ATTR_COLD;
void interface_post_load() override ATTR_COLD;
void set_interface(int id) ATTR_COLD;
void set_promisc(bool promisc);
void set_mac(const u8 *mac);
void set_loopback(bool loopback);
int get_interface() const { return m_intf; }
int send(u8 *buf, int len, int fcs = 0);
// TODO: de-virtualise this when existing devices implement delayed receive
virtual void recv_cb(u8 *buf, int len) override;
// delayed transmit/receive handlers
virtual void send_complete_cb(int result) {}
virtual int recv_start_cb(u8 *buf, int len) { return 0; }
virtual void recv_complete_cb(int result) {}
protected:
bool has_net_device() const noexcept { return bool(m_dev); }
// bandwidth in bytes per second
u32 m_bandwidth;
// maximum transmission unit, used for device polling time
u32 m_mtu;
int m_intf;
bool m_loopback_control;
private:
TIMER_CALLBACK_MEMBER(poll_device);
TIMER_CALLBACK_MEMBER(send_complete);
TIMER_CALLBACK_MEMBER(recv_complete);
void start_net_device();
void stop_net_device();
std::unique_ptr<osd_network_device> m_dev;
emu_timer *m_poll_timer;
emu_timer *m_send_timer;
emu_timer *m_recv_timer;
};
// iterator
typedef device_interface_enumerator<device_network_interface> network_interface_enumerator;
#endif // MAME_EMU_DINETWORK_H
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