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/* from asm/types.h */
typedef unsigned short __u16;
typedef unsigned int __u32;
/* from linux/hdreg.h */
#define HDIO_GETGEO 0x0301 /* get device geometry */
struct hd_geometry {
unsigned char heads;
unsigned char sectors;
unsigned short cylinders;
unsigned long start;
};
/* from asm/ioctl.h */
#define _IOC_NRBITS 8
#define _IOC_TYPEBITS 8
#define _IOC_SIZEBITS 13
#define _IOC_DIRBITS 3
#define _IOC_NRMASK ((1 << _IOC_NRBITS)-1)
#define _IOC_TYPEMASK ((1 << _IOC_TYPEBITS)-1)
#define _IOC_SIZEMASK ((1 << _IOC_SIZEBITS)-1)
#define _IOC_DIRMASK ((1 << _IOC_DIRBITS)-1)
#define _IOC_NRSHIFT 0
#define _IOC_TYPESHIFT (_IOC_NRSHIFT+_IOC_NRBITS)
#define _IOC_SIZESHIFT (_IOC_TYPESHIFT+_IOC_TYPEBITS)
#define _IOC_DIRSHIFT (_IOC_SIZESHIFT+_IOC_SIZEBITS)
#ifdef __powerpc__
#define _IOC_NONE 1U
#define _IOC_READ 2U
#define _IOC_WRITE 4U
#else
#define _IOC_NONE 0U
#define _IOC_READ 2U
#define _IOC_WRITE 1U
#endif
#define _IOC(dir,type,nr,size) \
(((dir) << _IOC_DIRSHIFT) | \
((type) << _IOC_TYPESHIFT) | \
((nr) << _IOC_NRSHIFT) | \
((size) << _IOC_SIZESHIFT))
#define _IO(type,nr) _IOC(_IOC_NONE,(type),(nr),0)
/* from linux/fs.h */
#define BLKRRPART _IO(0x12,95) /* re-read partition table */
#define BLKFLSBUF _IO(0x12,97) /* flush buffer cache */
/* from linux/genhd.h */
struct partition {
unsigned char boot_ind; /* 0x80 - active */
unsigned char head; /* starting head */
unsigned char sector; /* starting sector */
unsigned char cyl; /* starting cylinder */
unsigned char sys_ind; /* What partition type */
unsigned char end_head; /* end head */
unsigned char end_sector; /* end sector */
unsigned char end_cyl; /* end cylinder */
unsigned int start_sect; /* starting sector counting from 0 */
unsigned int nr_sects; /* nr of sectors in partition */
} __attribute__((packed));
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