NtQueryInformationPort - NtDoc

Native API online documentation, based on the System Informer (formerly Process Hacker) phnt headers 
#ifndef _NTLPCAPI_H

NTSYSCALLAPI
NTSTATUS
NTAPI
NtQueryInformationPort(
    _In_ HANDLE PortHandle,
    _In_ PORT_INFORMATION_CLASS PortInformationClass,
    _Out_writes_bytes_to_(Length, *ReturnLength) PVOID PortInformation,
    _In_ ULONG Length,
    _Out_opt_ PULONG ReturnLength
    );

#endif

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#ifndef _NTZWAPI_H

NTSYSCALLAPI
NTSTATUS
NTAPI
ZwQueryInformationPort(
    _In_ HANDLE PortHandle,
    _In_ PORT_INFORMATION_CLASS PortInformationClass,
    _Out_writes_bytes_to_(Length, *ReturnLength) PVOID PortInformation,
    _In_ ULONG Length,
    _Out_opt_ PULONG ReturnLength
    );

#endif

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NTinternals.net (undocumented.ntinternals.net)

Currently (on WinNT 4.0 SP6) there are no information classes for Port Object.

PortHandle

PortInformationClass

PortInformation

Length

ResultLength

Documented by

See also

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