ioctl

Documentation

Index

• Constants
• func IO(t, nr uintptr) uintptr
• func IOC(dir, t, nr, size uintptr) uintptr
• func IOCTL(fd, op, arg uintptr) error
• func IOR(t, nr, size uintptr) uintptr
• func IOR_BAD(t, nr, size uintptr) uintptr
• func IOW(t, nr, size uintptr) uintptr
• func IOWR(t, nr, size uintptr) uintptr
• func IOWR_BAD(t, nr, size uintptr) uintptr
• func IOW_BAD(t, nr, size uintptr) uintptr

Constants

const (
	IOC_NRBITS   = 8
	IOC_TYPEBITS = 8

	IOC_SIZEBITS = 14
	IOC_DIRBITS  = 2

	IOC_NRMASK   = (1 << IOC_NRBITS) - 1
	IOC_TYPEMASK = (1 << IOC_TYPEBITS) - 1
	IOC_SIZEMASK = (1 << IOC_SIZEBITS) - 1
	IOC_DIRMASK  = (1 << IOC_DIRBITS) - 1

	IOC_NRSHIFT   = 0
	IOC_TYPESHIFT = IOC_NRSHIFT + IOC_NRBITS
	IOC_SIZESHIFT = IOC_TYPESHIFT + IOC_TYPEBITS
	IOC_DIRSHIFT  = IOC_SIZESHIFT + IOC_SIZEBITS

	// Direction bits
	IOC_NONE  = 0
	IOC_WRITE = 1
	IOC_READ  = 2
)

const (
	IOC_IN        = IOC_WRITE << IOC_DIRSHIFT
	IOC_OUT       = IOC_READ << IOC_DIRSHIFT
	IOC_INOUT     = (IOC_WRITE | IOC_READ) << IOC_DIRSHIFT
	IOCSIZE_MASK  = IOC_SIZEMASK << IOC_SIZESHIFT
	IOCSIZE_SHIFT = IOC_SIZESHIFT
)

...and for the drivers/sound files...

Functions

func IO

func IO(t, nr uintptr) uintptr

func IOC

func IOC(dir, t, nr, size uintptr) uintptr

func IOCTL

func IOCTL(fd, op, arg uintptr) error

func IOR

func IOR(t, nr, size uintptr) uintptr

func IOR_BAD

func IOR_BAD(t, nr, size uintptr) uintptr

func IOW

func IOW(t, nr, size uintptr) uintptr

func IOWR

func IOWR(t, nr, size uintptr) uintptr

func IOWR_BAD

func IOWR_BAD(t, nr, size uintptr) uintptr

func IOW_BAD

func IOW_BAD(t, nr, size uintptr) uintptr