NtSetInformationObject - NtDoc

Native API online documentation, based on the System Informer (formerly Process Hacker) phnt headers
#ifndef _NTOBAPI_H
//
// Objects, handles
//
#if (PHNT_MODE != PHNT_MODE_KERNEL)

/**
 * The NtSetInformationObject routine changes various kinds of information about a object.
 *
 * @param Handle The handle of the object for which information is being changed.
 * @param ObjectInformationClass The type of information, supplied in the buffer pointed to by ObjectInformation, to set for the object.
 * @param ObjectInformation Pointer to a buffer that contains the information to set for the object.
 * @param ObjectInformationLength The size of the buffer pointed to by the ObjectInformation parameter, in bytes.
 * @return NTSTATUS Successful or errant status.
 */
NTSYSCALLAPI
NTSTATUS
NTAPI
NtSetInformationObject(
    _In_ HANDLE Handle,
    _In_ OBJECT_INFORMATION_CLASS ObjectInformationClass,
    _In_reads_bytes_(ObjectInformationLength) PVOID ObjectInformation,
    _In_ ULONG ObjectInformationLength
    );

#endif
#endif

View code on GitHub
#ifndef _NTZWAPI_H

NTSYSCALLAPI
NTSTATUS
NTAPI
ZwSetInformationObject(
    _In_ HANDLE Handle,
    _In_ OBJECT_INFORMATION_CLASS ObjectInformationClass,
    _In_reads_bytes_(ObjectInformationLength) PVOID ObjectInformation,
    _In_ ULONG ObjectInformationLength
    );

#endif

View code on GitHub

NtDoc

Adjusts various information common to all types of kernel handles.

Parameters

Information classes

For the list of supported information classes, see OBJECT_INFORMATION_CLASS.

Related Win32 API

See also

NTinternals.net (undocumented.ntinternals.net)

ObjectHandle

Open handle to any NT object.

ObjectInformationClass

See NtQueryObject for detailed description of possible information classes.

ObjectInformation

Buffer with data to set.

Length

Length of ObjectInformation buffer, in bytes.


Currently only one class in allowed in set mode: ObjectDataInformation. See description of OBJECT_DATA_INFORMATION structure.

Documented by

See also