RtlSetSecurityObjectEx - NtDoc

#ifndef _NTRTL_H

NTSYSAPI
NTSTATUS
NTAPI
RtlSetSecurityObjectEx(
    _In_ SECURITY_INFORMATION SecurityInformation,
    _In_ PSECURITY_DESCRIPTOR ModificationDescriptor,
    _Inout_ PSECURITY_DESCRIPTOR *ObjectsSecurityDescriptor,
    _In_ ULONG AutoInheritFlags, // SEF_*
    _In_ PGENERIC_MAPPING GenericMapping,
    _In_opt_ HANDLE TokenHandle
    );

#endif
View code on GitHub