// license:BSD-3-Clause // copyright-holders:Nathan Woods, R. Belmont, Miodrag Milanovic /********************************************************************* chd_cd.h Interface to the CHD CDROM code *********************************************************************/ #ifndef MAME_DEVICES_IMAGEDEV_CHD_CD_H #define MAME_DEVICES_IMAGEDEV_CHD_CD_H #pragma once #include "cdrom.h" #include "softlist_dev.h" /*************************************************************************** TYPE DEFINITIONS ***************************************************************************/ // ======================> cdrom_image_device class cdrom_image_device : public device_t, public device_image_interface { public: // construction/destruction cdrom_image_device(const machine_config &mconfig, const char *tag, device_t *owner, uint32_t clock); virtual ~cdrom_image_device(); void set_interface(const char *interface) { m_interface = interface; } // image-level overrides virtual image_init_result call_load() override; virtual void call_unload() override; virtual const software_list_loader &get_software_list_loader() const override { return rom_software_list_loader::instance(); } virtual iodevice_t image_type() const override { return IO_CDROM; } virtual bool is_readable() const override { return 1; } virtual bool is_writeable() const override { return 0; } virtual bool is_creatable() const override { return 0; } virtual bool must_be_loaded() const override { return 0; } virtual bool is_reset_on_load() const override { return 0; } virtual const char *image_interface() const override { return m_interface; } virtual const char *file_extensions() const override { return m_extension_list; } // specific implementation cdrom_file *get_cdrom_file() { return m_cdrom_handle; } protected: cdrom_image_device(const machine_config &mconfig, device_type type, const char *tag, device_t *owner, uint32_t clock); // device-level overrides virtual void device_config_complete() override; virtual void device_start() override; virtual void device_stop() override; chd_file m_self_chd; cdrom_file *m_cdrom_handle; const char *m_extension_list; const char *m_interface; }; // device type definition DECLARE_DEVICE_TYPE(CDROM, cdrom_image_device) /*************************************************************************** DEVICE CONFIGURATION MACROS ***************************************************************************/ #define MCFG_CDROM_ADD(_tag) \ MCFG_DEVICE_ADD(_tag, CDROM, 0) #define MCFG_CDROM_INTERFACE(_interface) \ downcast(*device).set_interface(_interface); #endif // MAME_DEVICES_IMAGEDEV_CHD_CD_H