Top "Ioctl" questions

"inappropriate ioctl for device"

I have a Perl script running in an AIX box. The script tries to open a file from a certain …

perl ioctl

IOCTL Linux device driver

Can anyone explain me, What is IOCTL? What is it used for? How can I use it? Why can't I …

linux linux-kernel driver linux-device-driver ioctl

Linux - ioctl with FIONREAD always 0

I'm trying to get to know how many bytes there are readable at my TCP socket. I am calling ioctl …

sockets ioctl

Reading / writing from using I2C on Linux

I'm trying to read/write to a FM24CL64-GTR FRAM chip that is connected over a I2C bus …

c linux ioctl i2c

How can I get to know the IP address for interfaces in C?

Let's say I'm running a program called IpAddresses.c. I want that program to get all IP addresses this device …

c interface ip-address ioctl

Set IP address using SIOCSIFADDR ioctl

I am trying to get and set the IP address using the IOCTL interface on Linux. I am successfully able …

c ip ip-address ioctl

Sending ATA commands directly to device in Windows?

I’m trying to send ATA commands to a physical disk in Windows, and get the response from the device. …

windows device trim ioctl ata

what is the meaning of this macro _IOR(MY_MACIG, 0, int)?

i was going through ioctl sample programs to check how it communicates with kernel space. in program WRITE_IOCTL is …

linux unix kernel ioctl netlink

How to invoke ioctl in shell script?

I'm trying to execute an ioctl call on a system with only bash and primitive base utilities. Is there any …

bash shell ioctl

unlocked_ioctl vs normal ioctl

In my driver's file_operations structure, I have: struct file_operations Fops = { read: device_read, write: device_write, unlocked_ioctl: …

c linux synchronization kernel ioctl