NtUpdateWnfStateData - NtDoc

#ifndef _NTEXAPI_H
#if (PHNT_MODE != PHNT_MODE_KERNEL)
#if (PHNT_VERSION >= PHNT_WIN8)

NTSYSCALLAPI
NTSTATUS
NTAPI
NtUpdateWnfStateData(
    _In_ PCWNF_STATE_NAME StateName,
    _In_reads_bytes_opt_(Length) const VOID* Buffer,
    _In_opt_ ULONG Length,
    _In_opt_ PCWNF_TYPE_ID TypeId,
    _In_opt_ const VOID* ExplicitScope,
    _In_ WNF_CHANGE_STAMP MatchingChangeStamp,
    _In_ LOGICAL CheckStamp
    );

#endif
#endif
#endif
View code on GitHub

#ifndef _NTZWAPI_H

NTSYSCALLAPI
NTSTATUS
NTAPI
ZwUpdateWnfStateData(
    _In_ PCWNF_STATE_NAME StateName,
    _In_reads_bytes_opt_(Length) const VOID* Buffer,
    _In_opt_ ULONG Length,
    _In_opt_ PCWNF_TYPE_ID TypeId,
    _In_opt_ const VOID* ExplicitScope,
    _In_ WNF_CHANGE_STAMP MatchingChangeStamp,
    _In_ LOGICAL CheckStamp
    );

#endif
View code on GitHub