The HyperNews Linux KHG Discussion Pages

## ioctl(): how to send parameters to *_ioctl() function

  Forum: Supporting Functions
  Keywords: ioctl
  Date: Tue, 14 Oct 1997 17:47:49 GMT
  From: Milind Changire <milindc@corelcomputer.com>

The third argument to ioctl() function is a variable argument. What is the correct method to send parameters to a device driver ? How should a device driver retrieve the different parameters ?