Ntquerywnfstatedata Ntdlldll Better !link! [TRUSTED]

ntdll.dll (NT Layer DLL) is a user-mode system library loaded into almost every Windows process. It acts as the gateway to the Windows kernel, exporting the so-called Native API (NTAPI) functions — low-level system call stubs that transition execution from user mode to kernel mode. Examples include NtCreateFile , NtReadVirtualMemory , and the subject of this article: NtQueryWnfStateData .

The Network Location Awareness (NLA) service uses WNF to publish the current network category (Public, Private, Domain). Security software might query this state directly. ntquerywnfstatedata ntdlldll better

typedef NTSTATUS (NTAPI *pNtOpenWnfState)(PHANDLE, ACCESS_MASK, PVOID); typedef NTSTATUS (NTAPI *pNtQueryWnfStateData)(HANDLE, PVOID, ULONG, PVOID, ULONG, PULONG); typedef NTSTATUS (NTAPI *pNtQueryWnfStateData)(HANDLE