 /*
  * UAE - The Un*x Amiga Emulator
  *
  * Unix file system handler for AmigaDOS
  *
  * Copyright 1997 Bernd Schmidt
  */

struct hardfilehandle;

struct hardfiledata {
    uae_u64 virtsize; // virtual size
    uae_u64 physsize; // physical size (dynamic disk)
    uae_u64 offset;
    int nrcyls;
    int secspertrack;
    int surfaces;
    int reservedblocks;
    int blocksize;
    struct hardfilehandle *handle;
    int handle_valid;
    int readonly;
    int dangerous;
    int flags;
    uae_u8 *cache;
    int cache_valid;
    uae_u64 cache_offset;
    TCHAR vendor_id[8 + 1];
    TCHAR product_id[16 + 1];
    TCHAR product_rev[4 + 1];
    TCHAR device_name[256];
    /* geometry from possible RDSK block */
	unsigned int cylinders;
    unsigned int sectors;
    unsigned int heads;
    uae_u8 *virtual_rdb;
    uae_u64 virtual_size;
    int unitnum;
    int byteswap;
    int adide;

    uae_u8 *vhd_header;
    uae_u32 vhd_bamoffset;
    uae_u32 vhd_bamsize;
    uae_u32 vhd_blocksize;
    uae_u32 vhd_type;
    uae_u8 *vhd_sectormap;
    uae_u64 vhd_sectormapblock;
    uae_u32 vhd_bitmapsize;
    uae_u64 vhd_footerblock;

    int drive_empty;
    TCHAR *emptyname;
};

#define HFD_FLAGS_REALDRIVE 1

struct hd_hardfiledata {
    struct hardfiledata hfd;
    int bootpri;
    uae_u64 size;
	unsigned int cyls;
	unsigned int heads;
	unsigned int secspertrack;
	unsigned int cyls_def;
	unsigned int secspertrack_def;
    unsigned int heads_def;
    TCHAR *path;
    int ansi_version;
};

#define HD_CONTROLLER_UAE 0
#define HD_CONTROLLER_IDE0 1
#define HD_CONTROLLER_IDE1 2
#define HD_CONTROLLER_IDE2 3
#define HD_CONTROLLER_IDE3 4
#define HD_CONTROLLER_SCSI0 5
#define HD_CONTROLLER_SCSI1 6
#define HD_CONTROLLER_SCSI2 7
#define HD_CONTROLLER_SCSI3 8
#define HD_CONTROLLER_SCSI4 9
#define HD_CONTROLLER_SCSI5 10
#define HD_CONTROLLER_SCSI6 11
#define HD_CONTROLLER_PCMCIA_SRAM 12
#define HD_CONTROLLER_PCMCIA_IDE 13

#define FILESYS_VIRTUAL 0
#define FILESYS_HARDFILE 1
#define FILESYS_HARDFILE_RDB 2
#define FILESYS_HARDDRIVE 3

#define MAX_FILESYSTEM_UNITS 30

struct uaedev_mount_info;
extern struct uaedev_mount_info options_mountinfo;

extern struct hardfiledata *get_hardfile_data (int nr);
#define FILESYS_MAX_BLOCKSIZE 2048
extern int hdf_open (struct hardfiledata *hfd, const TCHAR *name);
extern int hdf_dup (struct hardfiledata *dhfd, const struct hardfiledata *shfd);
extern void hdf_close (struct hardfiledata *hfd);
extern int hdf_read (struct hardfiledata *hfd, void *buffer, uae_u64 offset, int len);
extern int hdf_write (struct hardfiledata *hfd, void *buffer, uae_u64 offset, int len);
extern int hdf_getnumharddrives (void);
extern char *hdf_getnameharddrive (int index, int flags, int *sectorsize, int *dangerousdrive);
extern int isspecialdrive (const char *name);
extern void filesys_cleanup (void);
extern int filesys_is_readonly (const char *path);
extern int hdf_init (void);
extern int get_native_path(uae_u32 lock, char *out);
extern void hardfile_do_disk_change (struct uaedev_config_info *uci, int insert);

void hdf_hd_close(struct hd_hardfiledata *hfd);
int hdf_hd_open(struct hd_hardfiledata *hfd, const TCHAR *path, int blocksize, int readonly,
		       const TCHAR *devname, int sectors, int surfaces, int reserved,
		       int bootpri, const TCHAR *filesys);


extern int vhd_create (const TCHAR *name, uae_u64 size, uae_u32);

extern int hdf_init_target (void);
extern int hdf_open_target (struct hardfiledata *hfd, const TCHAR *name);
extern int hdf_dup_target (struct hardfiledata *dhfd, const struct hardfiledata *shfd);
extern void hdf_close_target (struct hardfiledata *hfd);
extern int hdf_read_target (struct hardfiledata *hfd, void *buffer, uae_u64 offset, int len);
extern int hdf_write_target (struct hardfiledata *hfd, void *buffer, uae_u64 offset, int len);
extern int hdf_resize_target (struct hardfiledata *hfd, uae_u64 newsize);
extern void getchsgeometry (uae_u64 size, int *pcyl, int *phead, int *psectorspertrack);
