IOCTL_KEYBOARD_SET_INDICATORS IOCTL (ntddkbd.h)
The IOCTL_KEYBOARD_SET_INDICATORS request sets the keyboard indicators.
Input buffer
AssociatedIrp.SystemBuffer points to a client-allocated buffer that inputs a KEYBOARD_INDICATOR_PARAMETERS structure. The client sets the indicator parameters in this structure.
Parameters.DeviceIoControl.InputBufferLength is set to a value greater than or equal to the size, in bytes, of a KEYBOARD_INDICATOR_PARAMETERS structure.
Input buffer length
The size of a KEYBOARD_INDICATOR_PARAMETERS structure.
Output buffer
None.
Output buffer length
None.
Requirements
| Requirement | Value |
|---|---|
| Header | ntddkbd.h (include Ntddkbd.h) |