System.Posix.IOCtl

The module wrapps the ioctl system call.

Documentation

class Storable d => IOControl req d | req -> d where

Combines the request with data.

Methods

ioctlReq

Arguments

:: req

The request. Should be lazy in argument.

-> CInt

The request code.

Converts request to integer

ioctl

Arguments

:: IOControl req d

=> Fd

The file descriptor

-> req

The request

-> d

The data

-> IO d

The data after the call

Calls a ioctl reading the structure after the call

ioctl_

Arguments

:: IOControl req d

=> Fd

The file descriptor

-> req

The request

-> d

The data

-> IO ()

Call a ioctl ignoring the result

ioctl'

Arguments

:: IOControl req d

=> Fd

The file descriptor

-> req

The request

-> IO d

The data

Call a ioctl with uninitialized data