#ifndef _SYS_MTIO_H
#define _SYS_MTIO_H

#include <sys/types.h>
#include <sys/ioctl.h>

struct mtop {
  short mt_op;
  int mt_count;
};

#define _IOT_mtop _IOT(_IOTS(short), 1, _IOTS(int), 1, 0, 0)
#define _IOT_mtget _IOT(_IOTS(long), 7, 0, 0, 0, 0)
#define _IOT_mtpos _IOT_SIMPLE(long)
#define _IOT_mtconfiginfo _IOT(_IOTS(long), 2, _IOTS(short), 3, _IOTS(long), 1)

#define MTRESET 0
#define MTFSF 1
#define MTBSF 2
#define MTFSR 3
#define MTBSR 4
#define MTWEOF 5
#define MTREW 6
#define MTOFFL 7
#define MTNOP 8
#define MTRETEN 9
#define MTBSFM 10
#define MTFSFM 11
#define MTEOM 12
#define MTERASE 13
#define MTRAS1 14
#define MTRAS2 15
#define MTRAS3 16
#define MTSETBLK 20
#define MTSETDENSITY 21
#define MTSEEK 22
#define MTTELL 23
#define MTSETDRVBUFFER 24
#define MTFSS 25
#define MTBSS 26
#define MTWSM 27
#define MTLOCK 28
#define MTUNLOCK 29
#define MTLOAD 30
#define MTUNLOAD 31
#define MTCOMPRESSION 32
#define MTSETPART 33
#define MTMKPART 34

struct mtget {
  long mt_type;
  long mt_resid;
  long mt_dsreg;
  long mt_gstat;
  long mt_erreg;
  int mt_fileno;
  int mt_blkno;
};

#define MT_ISUNKNOWN 0x01
#define MT_ISQIC02 0x02
#define MT_ISWT5150 0x03
#define MT_ISARCHIVE_5945L2 0x04
#define MT_ISCMSJ500 0x05
#define MT_ISTDC3610 0x06
#define MT_ISARCHIVE_VP60I 0x07
#define MT_ISARCHIVE_2150L 0x08
#define MT_ISARCHIVE_2060L 0x09
#define MT_ISARCHIVESC499 0x0A
#define MT_ISQIC02_ALL_FEATURES 0x0F
#define MT_ISWT5099EEN24 0x11
#define MT_ISTEAC_MT2ST 0x12
#define MT_ISEVEREX_FT40A 0x32
#define MT_ISDDS1 0x51
#define MT_ISDDS2 0x52
#define MT_ISSCSI1 0x71
#define MT_ISSCSI2 0x72
#define MT_ISFTAPE_UNKNOWN 0x800000
#define MT_ISFTAPE_FLAG 0x800000

struct mt_tape_info {
  long t_type;
  char* t_name;
};

#define MT_TAPE_INFO                                                    \
  {                                                                     \
    {MT_ISUNKNOWN, "Unknown type of tape device"},                      \
        {MT_ISQIC02, "Generic QIC-02 tape streamer"},                   \
        {MT_ISWT5150, "Wangtek 5150, QIC-150"},                         \
        {MT_ISARCHIVE_5945L2, "Archive 5945L-2"},                       \
        {MT_ISCMSJ500, "CMS Jumbo 500"},                                \
        {MT_ISTDC3610, "Tandberg TDC 3610, QIC-24"},                    \
        {MT_ISARCHIVE_VP60I, "Archive VP60i, QIC-02"},                  \
        {MT_ISARCHIVE_2150L, "Archive Viper 2150L"},                    \
        {MT_ISARCHIVE_2060L, "Archive Viper 2060L"},                    \
        {MT_ISARCHIVESC499, "Archive SC-499 QIC-36 controller"},        \
        {MT_ISQIC02_ALL_FEATURES, "Generic QIC-02 tape, all features"}, \
        {MT_ISWT5099EEN24, "Wangtek 5099-een24, 60MB"},                 \
        {MT_ISTEAC_MT2ST, "Teac MT-2ST 155mb data cassette drive"},     \
        {MT_ISEVEREX_FT40A, "Everex FT40A, QIC-40"},                    \
        {MT_ISSCSI1, "Generic SCSI-1 tape"},                            \
        {MT_ISSCSI2, "Generic SCSI-2 tape"}, {                          \
      0, 0                                                              \
    }                                                                   \
  }

struct mtpos {
  long mt_blkno;
};

struct mtconfiginfo {
  long mt_type;
  long ifc_type;
  unsigned short irqnr;
  unsigned short dmanr;
  unsigned short port;
  unsigned long debug;
  unsigned have_dens : 1;
  unsigned have_bsf : 1;
  unsigned have_fsr : 1;
  unsigned have_bsr : 1;
  unsigned have_eod : 1;
  unsigned have_seek : 1;
  unsigned have_tell : 1;
  unsigned have_ras1 : 1;
  unsigned have_ras2 : 1;
  unsigned have_ras3 : 1;
  unsigned have_qfa : 1;
  unsigned pad1 : 5;
  char reserved[10];
};

#define MTIOCTOP _IOW('m', 1, struct mtop)
#define MTIOCGET _IOR('m', 2, struct mtget)
#define MTIOCPOS _IOR('m', 3, struct mtpos)

#define MTIOCGETCONFIG _IOR('m', 4, struct mtconfiginfo)
#define MTIOCSETCONFIG _IOW('m', 5, struct mtconfiginfo)

#define GMT_EOF(x) ((x)&0x80000000)
#define GMT_BOT(x) ((x)&0x40000000)
#define GMT_EOT(x) ((x)&0x20000000)
#define GMT_SM(x) ((x)&0x10000000)
#define GMT_EOD(x) ((x)&0x08000000)
#define GMT_WR_PROT(x) ((x)&0x04000000)
#define GMT_ONLINE(x) ((x)&0x01000000)
#define GMT_D_6250(x) ((x)&0x00800000)
#define GMT_D_1600(x) ((x)&0x00400000)
#define GMT_D_800(x) ((x)&0x00200000)
#define GMT_DR_OPEN(x) ((x)&0x00040000)
#define GMT_IM_REP_EN(x) ((x)&0x00010000)

#define MT_ST_BLKSIZE_SHIFT 0
#define MT_ST_BLKSIZE_MASK 0xffffff
#define MT_ST_DENSITY_SHIFT 24
#define MT_ST_DENSITY_MASK 0xff000000
#define MT_ST_SOFTERR_SHIFT 0
#define MT_ST_SOFTERR_MASK 0xffff
#define MT_ST_OPTIONS 0xf0000000
#define MT_ST_BOOLEANS 0x10000000
#define MT_ST_SETBOOLEANS 0x30000000
#define MT_ST_CLEARBOOLEANS 0x40000000
#define MT_ST_WRITE_THRESHOLD 0x20000000
#define MT_ST_DEF_BLKSIZE 0x50000000
#define MT_ST_DEF_OPTIONS 0x60000000
#define MT_ST_BUFFER_WRITES 0x1
#define MT_ST_ASYNC_WRITES 0x2
#define MT_ST_READ_AHEAD 0x4
#define MT_ST_DEBUGGING 0x8
#define MT_ST_TWO_FM 0x10
#define MT_ST_FAST_MTEOM 0x20
#define MT_ST_AUTO_LOCK 0x40
#define MT_ST_DEF_WRITES 0x80
#define MT_ST_CAN_BSR 0x100
#define MT_ST_NO_BLKLIMS 0x200
#define MT_ST_CAN_PARTITIONS 0x400
#define MT_ST_SCSI2LOGICAL 0x800
#define MT_ST_CLEAR_DEFAULT 0xfffff
#define MT_ST_DEF_DENSITY (MT_ST_DEF_OPTIONS | 0x100000)
#define MT_ST_DEF_COMPRESSION (MT_ST_DEF_OPTIONS | 0x200000)
#define MT_ST_DEF_DRVBUFFER (MT_ST_DEF_OPTIONS | 0x300000)
#define MT_ST_HPLOADER_OFFSET 10000
#ifndef DEFTAPE
#define DEFTAPE "/dev/tape"
#endif

#endif