IOCTL_VIDEO_INIT_WIN32K_CALLBACKS - NtDoc

Native API online documentation, based on the System Informer (formerly Process Hacker) phnt headers 
// ntddvdeo.h

// CTL_CODE(0x0023, 0x007, METHOD_BUFFERED, FILE_ANY_ACCESS)
#define IOCTL_VIDEO_INIT_WIN32K_CALLBACKS 0x0023001C
View the official Windows Driver Kit DDI reference

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Windows Driver Kit DDI reference (ni-ntddvdeo-ioctl_video_init_win32k_callbacks)

IOCTL_VIDEO_INIT_WIN32K_CALLBACKS IOCTL

Description

This IOCTL is for internal use only.

Parameters

Major code

Input buffer

Input buffer length

Output buffer

Output buffer length

Input/output buffer

Input/output buffer length

Status block

Irp->IoStatus.Status is set to STATUS_SUCCESS if the request is successful.

Otherwise, Status to the appropriate error condition as a NTSTATUS code.

For more information, see NTSTATUS Values.

View the official Windows Driver Kit DDI reference

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