fdasd.h File Reference

Go to the source code of this file.

Data Structures
struct	config_data
struct	dasd_eckd_characteristics
struct	dasd_information_t
struct	fdasd_anchor
struct	format_data_t
struct	partition_info

Macros
#define	ALTERNATE_CYLINDERS_USED   0x10
#define	BIODASDDISABLE   _IO(DASD_IOCTL_LETTER,0)
#define	BIODASDENABLE   _IO(DASD_IOCTL_LETTER,1)
#define	BIODASDINFO   _IOR(DASD_IOCTL_LETTER,1,dasd_information_t)
#define	BLKGETSIZE64   _IOR(0x12,114,size_t)
#define	BLKROGET   _IO(0x12,94) /* get read-only status (0 = read_write) */
#define	BLKRRPART   _IO(0x12,95)
#define	BLKSSZGET   _IO(0x12,104)
#define	DASD_FMT_INT_COMPAT   8 /* use OS/390 compatible disk layout */
#define	DASD_FMT_INT_FMT_HA   2 /* write home address, also set FMT_R0 ! */
#define	DASD_FMT_INT_FMT_R0   1 /* write record zero */
#define	DASD_FMT_INT_INVAL   4 /* invalidate tracks */
#define	DASD_IOCTL_LETTER   'D'
#define	DASD_MIN_API_VERSION   0
#define	DASD_PARTN_BITS   2
#define	DASDAPIVER   _IOR(DASD_IOCTL_LETTER,0,int)
#define	DEFAULT_FDASD_CONF   "/etc/fdasd.conf" /* default config file */
#define	DEVICE   "device"
#define	DISC   "disc"
#define	FDASD_VERSION   "1.32.0"
#define	HDIO_GETGEO   0x0301
#define	PART   "part"
#define	PART_TYPE_LVM   "LVM "
#define	PART_TYPE_NATIVE   "NATIVE"
#define	PART_TYPE_RAID   "RAID "
#define	PART_TYPE_SWAP   "SWAP "
#define	PARTITION_LINUX   0x83
#define	PARTITION_LINUX_LVM   0x8e
#define	PARTITION_LINUX_RAID   0xfd
#define	PARTITION_LINUX_SWAP   0x82
#define	PARTN_MASK   ((1 << DASD_PARTN_BITS) - 1)
#define	PDEBUG
#define	USABLE_PARTITIONS   ((1 << DASD_PARTN_BITS) - 1)

Typedefs
typedef struct config_data	config_data_t
typedef struct dasd_information_t	dasd_information_t
typedef struct fdasd_anchor	fdasd_anchor_t
typedef struct format_data_t	format_data_t
typedef struct partition_info	partition_info_t

Enumerations
enum	fdasd_failure {   unable_to_open_disk , unable_to_seek_disk , unable_to_read_disk , read_only_disk ,   unable_to_ioctl , api_version_mismatch , wrong_disk_type , wrong_disk_format ,   disk_in_use , config_syntax_error , vlabel_corrupted , dsname_corrupted ,   malloc_failed , device_verification_failed , volser_not_found }
enum	offset { lower , upper }

Functions
struct {
unsigned char   f1
unsigned short   f2
unsigned short   f3
}	__attribute__ ((packed)) f_0x01
partition_info_t *	fdasd_add_partition (fdasd_anchor_t *anc, unsigned int start, unsigned int stop)
void	fdasd_change_volser (fdasd_anchor_t *anc, char *str)
void	fdasd_check_api_version (fdasd_anchor_t *anc, int fd)
void	fdasd_check_volser (char *volser, int devno)
int	fdasd_check_volume (fdasd_anchor_t *anc, int fd)
void	fdasd_cleanup (fdasd_anchor_t *anchor)
int	fdasd_get_geometry (const PedDevice *dev, fdasd_anchor_t *anc, int fd)
int	fdasd_get_volser (fdasd_anchor_t *anc, char *volser, int fd)
void	fdasd_initialize_anchor (fdasd_anchor_t *anc)
int	fdasd_prepare_labels (fdasd_anchor_t *anc, int fd)
void	fdasd_recreate_vtoc (fdasd_anchor_t *anc)
void	fdasd_reuse_vtoc (fdasd_anchor_t *anc)
int	fdasd_write_labels (fdasd_anchor_t *anc, int fd)

Variables
unsigned char	async
unsigned char	byte_per_track [3]
unsigned char	cache
unsigned char	cache_info
unsigned char	cfw
unsigned short	cu_type
unsigned char	defect_wr
unsigned char	dev_class
unsigned char	dev_model
unsigned short	dev_type
unsigned char	dfw
unsigned char	director
unsigned char	dual_copy
unsigned char	f1
unsigned short	f2
unsigned short	f3
unsigned char	f4
unsigned char	f5
unsigned char	factor6
unsigned char	factor7
unsigned char	factor8
unsigned short	first_alt_trk
unsigned short	first_dia_trk
unsigned short	first_sup_trk
unsigned char	formula
unsigned short	home_bytes
unsigned int	long_no_cyl
unsigned short	max_rec_zero
unsigned char	MDR_ID
unsigned char	model
unsigned char	mult_burst
unsigned short	no_alt_trk
unsigned short	no_cyl
unsigned short	no_dia_trk
unsigned short	no_sup_trk
unsigned char	OBR_ID
unsigned char	RD_IN_LR
unsigned char	rd_trk_set
unsigned char	reserved
unsigned char	reserved1
unsigned char	reserved2
unsigned char	reserved3
unsigned char	reserved4
unsigned char	reserved5
unsigned char	reserved6
unsigned char	reset_alleg
unsigned char	RT_in_LR
unsigned char	RWANY_in_LR
unsigned char	sec_per_trk
unsigned char	sense_down
unsigned char	striping
unsigned char	support
unsigned short	trk_per_cyl
unsigned char	unit_type
unsigned char	XRC_supported

Macro Definition Documentation

ALTERNATE_CYLINDERS_USED

#define ALTERNATE_CYLINDERS_USED   0x10

BIODASDDISABLE

#define BIODASDDISABLE   _IO(DASD_IOCTL_LETTER,0)

BIODASDENABLE

#define BIODASDENABLE   _IO(DASD_IOCTL_LETTER,1)

BIODASDINFO

#define BIODASDINFO   _IOR(DASD_IOCTL_LETTER,1,dasd_information_t)

BLKGETSIZE64

#define BLKGETSIZE64   _IOR(0x12,114,size_t)

BLKROGET

#define BLKROGET   _IO(0x12,94) /* get read-only status (0 = read_write) */

BLKRRPART

#define BLKRRPART   _IO(0x12,95)

BLKSSZGET

#define BLKSSZGET   _IO(0x12,104)

DASD_FMT_INT_COMPAT

#define DASD_FMT_INT_COMPAT   8 /* use OS/390 compatible disk layout */

DASD_FMT_INT_FMT_HA

#define DASD_FMT_INT_FMT_HA   2 /* write home address, also set FMT_R0 ! */

DASD_FMT_INT_FMT_R0

#define DASD_FMT_INT_FMT_R0   1 /* write record zero */

DASD_FMT_INT_INVAL

#define DASD_FMT_INT_INVAL   4 /* invalidate tracks */

DASD_IOCTL_LETTER

#define DASD_IOCTL_LETTER   'D'

DASD_MIN_API_VERSION

#define DASD_MIN_API_VERSION   0

DASD_PARTN_BITS

#define DASD_PARTN_BITS   2

DASDAPIVER

#define DASDAPIVER   _IOR(DASD_IOCTL_LETTER,0,int)

DEFAULT_FDASD_CONF

#define DEFAULT_FDASD_CONF   "/etc/fdasd.conf" /* default config file */

DEVICE

#define DEVICE   "device"

DISC

#define DISC   "disc"

FDASD_VERSION

#define FDASD_VERSION   "1.32.0"

HDIO_GETGEO

#define HDIO_GETGEO   0x0301

PART

#define PART   "part"

PART_TYPE_LVM

#define PART_TYPE_LVM   "LVM "

PART_TYPE_NATIVE

#define PART_TYPE_NATIVE   "NATIVE"

PART_TYPE_RAID

#define PART_TYPE_RAID   "RAID "

PART_TYPE_SWAP

#define PART_TYPE_SWAP   "SWAP "

PARTITION_LINUX

#define PARTITION_LINUX   0x83

PARTITION_LINUX_LVM

#define PARTITION_LINUX_LVM   0x8e

PARTITION_LINUX_RAID

#define PARTITION_LINUX_RAID   0xfd

PARTITION_LINUX_SWAP

#define PARTITION_LINUX_SWAP   0x82

PARTN_MASK

#define PARTN_MASK   ((1 << DASD_PARTN_BITS) - 1)

PDEBUG

#define PDEBUG

USABLE_PARTITIONS

#define USABLE_PARTITIONS   ((1 << DASD_PARTN_BITS) - 1)

Typedef Documentation

config_data_t

typedef struct config_data config_data_t

dasd_information_t

typedef struct dasd_information_t dasd_information_t

fdasd_anchor_t

typedef struct fdasd_anchor fdasd_anchor_t

format_data_t

typedef struct format_data_t format_data_t

partition_info_t

typedef struct partition_info partition_info_t

Enumeration Type Documentation

fdasd_failure

enum fdasd_failure

Enumerator
unable_to_open_disk
unable_to_seek_disk
unable_to_read_disk
read_only_disk
unable_to_ioctl
api_version_mismatch
wrong_disk_type
wrong_disk_format
disk_in_use
config_syntax_error
vlabel_corrupted
dsname_corrupted
malloc_failed
device_verification_failed
volser_not_found

offset

enum offset

Enumerator
lower
upper

Function Documentation

__attribute__()

struct @040136346007132243362356340367232172225271213262 __attribute__::__attribute__

(

(packed)

)

fdasd_add_partition()

partition_info_t * fdasd_add_partition	(	fdasd_anchor_t *	anc,
		unsigned int	start,
		unsigned int	stop )

fdasd_change_volser()

void fdasd_change_volser	(	fdasd_anchor_t *	anc,
		char *	str )

fdasd_check_api_version()

void fdasd_check_api_version	(	fdasd_anchor_t *	anc,
		int	fd )

fdasd_check_volser()

void fdasd_check_volser	(	char *	volser,
		int	devno )

fdasd_check_volume()

int fdasd_check_volume	(	fdasd_anchor_t *	anc,
		int	fd )

fdasd_cleanup()

void fdasd_cleanup

(

fdasd_anchor_t *

anchor

)

fdasd_get_geometry()

int fdasd_get_geometry	(	const PedDevice *	dev,
		fdasd_anchor_t *	anc,
		int	fd )

fdasd_get_volser()

int fdasd_get_volser	(	fdasd_anchor_t *	anc,
		char *	volser,
		int	fd )

fdasd_initialize_anchor()

void fdasd_initialize_anchor

(

fdasd_anchor_t *

anc

)

fdasd_prepare_labels()

int fdasd_prepare_labels	(	fdasd_anchor_t *	anc,
		int	fd )

fdasd_recreate_vtoc()

void fdasd_recreate_vtoc

(

fdasd_anchor_t *

anc

)

fdasd_reuse_vtoc()

void fdasd_reuse_vtoc

(

fdasd_anchor_t *

anc

)

fdasd_write_labels()

int fdasd_write_labels	(	fdasd_anchor_t *	anc,
		int	fd )

Variable Documentation

async

unsigned char async

byte_per_track

unsigned char byte_per_track[3]

cache

unsigned char cache

cache_info

unsigned char cache_info

cfw

unsigned char cfw

cu_type

unsigned short cu_type

defect_wr

unsigned char defect_wr

dev_class

unsigned char dev_class

dev_model

unsigned char dev_model

dev_type

unsigned short dev_type

dfw

unsigned char dfw

director

unsigned char director

dual_copy

unsigned char dual_copy

f1

unsigned char f1

f2

unsigned char f2

f3

unsigned char f3

f4

unsigned char f4

f5

unsigned char f5

factor6

unsigned char factor6

factor7

unsigned char factor7

factor8

unsigned char factor8

first_alt_trk

unsigned short first_alt_trk

first_dia_trk

unsigned short first_dia_trk

first_sup_trk

unsigned short first_sup_trk

formula

unsigned char formula

home_bytes

unsigned short home_bytes

long_no_cyl

unsigned int long_no_cyl

max_rec_zero

unsigned short max_rec_zero

MDR_ID

unsigned char MDR_ID

model

unsigned char model

mult_burst

unsigned char mult_burst

no_alt_trk

unsigned short no_alt_trk

no_cyl

unsigned short no_cyl

no_dia_trk

unsigned short no_dia_trk

no_sup_trk

unsigned short no_sup_trk

OBR_ID

unsigned char OBR_ID

RD_IN_LR

unsigned char RD_IN_LR

rd_trk_set

unsigned char rd_trk_set

reserved

unsigned char reserved

reserved1

unsigned char reserved1

reserved2

unsigned char reserved2

reserved3

unsigned char reserved3

reserved4

unsigned char reserved4

reserved5

unsigned char reserved5

reserved6

unsigned char reserved6

reset_alleg

unsigned char reset_alleg

RT_in_LR

unsigned char RT_in_LR

RWANY_in_LR

unsigned char RWANY_in_LR

sec_per_trk

unsigned char sec_per_trk

sense_down

unsigned char sense_down

striping

unsigned char striping

support

unsigned char support

trk_per_cyl

unsigned short trk_per_cyl

unit_type

unsigned char unit_type

XRC_supported

unsigned char XRC_supported