In computing, ioctl (an abbreviation of input/output control) is a system call for device-specific input/output operations and other operations which...
21 KB (2,700 words) - 16:34, 29 November 2024
code is now used to indicate that an invalid ioctl (input/output control) number was specified in an ioctl system call. This error originated in early...
5 KB (605 words) - 11:15, 24 August 2024
to talk to the GPU must open this file and use ioctl calls to communicate with DRM. Different ioctls correspond to different functions of the DRM API...
108 KB (10,084 words) - 20:51, 13 December 2024
not mean that the only operations on an object are reading and writing: ioctl() and similar interfaces allow for object-specific operations (like controlling...
18 KB (2,071 words) - 01:56, 19 December 2024
POSIX/SUS-compatible. Kernel mode Linux kernel stat, splice, dup, read, open, ioctl, write, mmap, close, exit, etc. (about 380 system calls) The Linux kernel...
119 KB (10,933 words) - 05:57, 19 December 2024
AF_NETLINKsocket family. Netlink is designed to be a more flexible successor to ioctl; RFC 3549 describes the protocol in detail. Netlink was created by Alexey...
11 KB (1,062 words) - 07:12, 21 April 2023
with an ioctl interface may also include: /dev/pf – allows userland processes to control PF through an ioctl interface. /dev/bio – provides ioctl access...
36 KB (3,365 words) - 08:59, 1 November 2024
Block (CDB) messages to SCSI devices. The interfaces are IOCTL_SCSI_PASS_THROUGH and IOCTL_SCSI_PASS_THROUGH_DIRECT. Applications can build a pass-through...
4 KB (278 words) - 22:55, 18 November 2024
from the original on October 1, 2020. Retrieved March 3, 2021. "DOS 3.1+ - IOCTL — Check If Handle Is Remote". Ralf Brown's Interrupt List. Archived from...
90 KB (9,496 words) - 04:36, 18 December 2024
(ext4, Btrfs, XFS, JFS, FAT32, and many more). Configurable I/O schedulers, ioctl(2) syscall that manipulates the underlying device parameters of special...
191 KB (17,927 words) - 00:58, 18 December 2024
at the expense of occasionally requiring additional mechanisms such as ioctl and mode flags to access features of the hardware that did not fit the simple...
58 KB (6,019 words) - 14:23, 18 December 2024
is based on standard Unix devices system calls (i.e. POSIX read, write, ioctl, etc.). The term also sometimes refers to the software in a Unix kernel...
11 KB (1,043 words) - 19:43, 21 December 2024
by the chattr command. Programs can examine and alter attributes using ioctl operations. Many Linux file systems support only a limited set of attributes...
17 KB (1,766 words) - 12:48, 13 September 2024
querying and modifying all of these modes and control characters was the ioctl() system call. (This replaced the stty() and gtty() system calls of Sixth...
14 KB (1,354 words) - 04:17, 4 October 2023
easily be implemented using the Windows API, such as fork(), mmap() and ioctl(). Applications written using a cross-platform library that has itself been...
15 KB (1,495 words) - 16:18, 8 November 2024
formatted in HFS+. Third-party bootloaders needed to be "blessed" by a special ioctl command before becoming bootable by the firmware, a relic of the System...
15 KB (1,552 words) - 21:39, 22 November 2024
hardware monitoring, whereas NetBSD uses the ioctl system call for its sysmon envsys counterpart. Both sysctl and ioctl are the two system calls which can be...
9 KB (932 words) - 21:49, 20 April 2024
POSIX/SUS-compatible. Kernel mode Linux kernel stat, splice, dup, read, open, ioctl, write, mmap, close, exit, etc. (about 380 system calls) The Linux kernel...
5 KB (511 words) - 00:30, 2 December 2024
<net/if.h> #include <sys/types.h> #include <sys/socket.h> #include <sys/ioctl.h> #include <linux/can.h> #include <linux/can/raw.h> int main(void) { int...
6 KB (798 words) - 07:17, 12 December 2024
usually become reduced to a serial line or its emulation, possibly with few ioctl()s as an out-of-band channel in such cases as Telnet and Secure Shell. This...
15 KB (1,834 words) - 16:37, 2 September 2024
more complex operations, the programs can use console and terminal special ioctl system calls. One can compare devices using the patterns vcs ("virtual console...
15 KB (1,934 words) - 12:25, 19 December 2024
ncurses. For more complex operations, the programs can use terminal specific ioctl system calls. For an application, the simplest way to use a terminal is...
54 KB (6,798 words) - 04:33, 4 December 2024
shutdown() (shuts down one or both halves of a full duplex connection) ioctl() (a large collection of miscellaneous operations on a single file descriptor...
13 KB (1,189 words) - 12:44, 16 November 2024
and accesses all objects as a file would be accessed (i.e., there is no ioctl or mmap): networking, graphics, debugging, authentication, capabilities...
76 KB (9,843 words) - 22:38, 17 December 2024
believed to be a denial of service vulnerability. With the use of the TIOCSTI ioctl, it was possible for authenticated users to inject characters into other...
26 KB (2,778 words) - 21:10, 18 November 2024
booted. Interfacing between the kernel and userland is performed through the ioctl system call through the /dev/bio pseudo-device. The bio/bioctl subsystem...
17 KB (1,483 words) - 04:20, 26 September 2023
strace 5.12). strace supports decoding of arguments of some classes of ioctl commands, such as BTRFS_*, V4L2_*, DM_*, NSFS_*, MEM*, EVIO*, KVM_*, and...
33 KB (2,113 words) - 15:54, 16 October 2024
under the existing device I/O system calls (open, close, read, write, and ioctl), and its application was limited to terminal I/O and protocols providing...
17 KB (1,977 words) - 19:57, 24 December 2023
system calls of the Direct Rendering Manager, especially the driver-private ioctls for the command submission, are not part of the POSIX specifications. Advanced...
16 KB (1,718 words) - 17:22, 13 December 2024
by writing a zero character to /dev/watchdog or by calling a KEEPALIVE ioctl. The device driver, which serves to abstract the watchdog hardware from...
17 KB (2,192 words) - 06:44, 18 December 2024