ioctl(2) — Linux manual page - man7.org
网页The ioctl() system call manipulates the underlying device parameters of special files. In particular, many operating characteristics of character special files (e.g., terminals) may be controlled with ioctl () operations.
ioctl - Wikipedia
网页In computing, ioctl (an abbreviation of input/output control) is a system call for device-specific input/output operations and other operations which cannot be expressed by regular file semantics. It takes a parameter specifying a request code; the effect of a call depends completely on the request code.
ioctl based interfaces — The Linux Kernel documentation
网页ioctl () is the most common way for applications to interface with device drivers. It is flexible and easily extended by adding new commands and can be passed through character devices, block devices as well as sockets and other special file descriptors.
Input/Output Control in Linux | ioctl () implementation
网页2011年8月1日 · Input/Output Control (ioctl, in short) is a common operation, or system call, available in most driver categories. It is a one-bill-fits-all kind of system call. If there is no other system call that meets a particular requirement, then ioctl() is the one to use.
IOCTL in Linux Device Drivers Tutorial with Source Code Examples
网页2023年7月3日 · IOCTL is referred to as Input and Output Control, which is used to talk to device drivers. This system call is available in most driver categories. The major use of this is in case of handling some specific operations of a device for which the kernel does not have a system call by default.
ioctl(2): control device - Linux man page - Linux Documentation
网页The ioctl() function manipulates the underlying device parameters of special files. In particular, many operating characteristics of character special files (e.g., terminals) may be controlled with ioctl () requests.
Device Input and Output Control (IOCTL) - Win32 apps
网页2021年1月6日 · The DeviceIoControl function provides a device input and output control (IOCTL) interface through which an application can communicate directly with a device driver.
ioctl() - Unix, Linux System Call - Online Tutorials Library
网页The ioctl() function manipulates the underlying device parameters of special files. In particular, many operating characteristics of character special files (e.g. terminals) may be controlled with ioctl () requests.
What is the difference between ioctl (), unlocked_ioctl () and
网页ioctl() is one of the remaining parts of the kernel which runs under the Big Kernel Lock (BKL). In the past, the usage of the BKL has made it possible for long-running ioctl() methods to create long latencies for unrelated processes.
ioctl(3p) — Linux manual page - man7.org
网页The ioctl() commands applicable to STREAMS, their arguments, and error conditions that apply to each individual command are described below.
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