Module ioctl

Macros and functions for working with ioctl.

Macros

ioctl_io_nr

Declare an ioctl that transfers no data.

ioctl_ioc_nr

Declare a function that returns an ioctl number.

ioctl_ior_nr

Declare an ioctl that reads data.

ioctl_iow_nr

Declare an ioctl that writes data.

ioctl_iowr_nr

Declare an ioctl that reads and writes data.

Constants

IOCSIZE_MASK

IOCSIZE_SHIFT

IOC_IN

IOC_INOUT

IOC_OUT

_IOC_DIRBITS

_IOC_DIRMASK

_IOC_DIRSHIFT

_IOC_NONE

_IOC_NRBITS

_IOC_NRMASK

_IOC_NRSHIFT

_IOC_READ

_IOC_SIZEBITS

_IOC_SIZEMASK

_IOC_SIZESHIFT

_IOC_TYPEBITS

_IOC_TYPEMASK

_IOC_TYPESHIFT

_IOC_WRITE

Functions

ioctl^⚠

Run an ioctl with no arguments.

ioctl_expr

Function to calculate icotl number. Mimic of _IOC

ioctl_with_mut_ptr^⚠

Run an ioctl with a mutable raw pointer.

ioctl_with_mut_ref^⚠

Run an ioctl with a mutable reference.

ioctl_with_ptr^⚠

Run an ioctl with a raw pointer.

ioctl_with_ref^⚠

Run an ioctl with an immutable reference.

ioctl_with_val^⚠

Run an ioctl with a single value argument.