zig/lib/libc/musl/include/sys/mtio.h

#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