// Commander X16 Emulator

// Copyright (c) 2019 Michael Steil

// All rights reserved. License: 2-clause BSD

#ifndef _SD_CARD_H_

#define _SD_CARD_H_

#include <inttypes.h>

#include <stdbool.h>

#include <SDL.h>

#ifdef __cplusplus

extern "C" {

#endif

extern bool sdcard_attached;

void sdcard_set_path(char const *path);

bool sdcard_path_is_set();

void sdcard_attach();

void sdcard_detach();

const char *sdcard_get_path(void);

// Rebuild the FAT index over the attached image, discarding the old one.

// Returns false when nothing is attached or the image is not indexable.

bool sdcard_reindex(void);

void sdcard_select(bool select);

uint8_t sdcard_handle(uint8_t inbyte);

typedef struct {

	bool        attached;

	bool        selected;

	const char *image_path;           // "" when none

	int64_t     image_size;           // -1 when not attached

	uint8_t     last_cmd;             // command number (0-63)

	bool        last_cmd_is_acmd;

	uint32_t    last_lba;

	bool        is_idle;

	bool        is_initialized;

	bool        ongoing_multiblock_read;

	int         response_length;

	int         response_counter;

	// Session counters:

	uint64_t    blocks_read;

	uint64_t    blocks_written;

	uint64_t    bytes_read;

	uint64_t    bytes_written;

	uint32_t    commands;

} sdcard_debug_state_t;

void sdcard_debug_get_state(sdcard_debug_state_t *out);

#ifdef __cplusplus

}

#endif

#endif