DeletePersistentTcpPortReservation

// IPHLPAPI.dll
#include <windows.h>

DWORD DeletePersistentTcpPortReservation(
    WORD StartPort,
    WORD NumberOfPorts
);

<DllImport("IPHLPAPI.dll", ExactSpelling:=True)>
Public Shared Function DeletePersistentTcpPortReservation(
    StartPort As UShort,   ' WORD
    NumberOfPorts As UShort   ' WORD
) As UInteger
End Function

' StartPort : WORD
' NumberOfPorts : WORD
Declare PtrSafe Function DeletePersistentTcpPortReservation Lib "iphlpapi" ( _
    ByVal StartPort As Integer, _
    ByVal NumberOfPorts As Integer) As Long
' VBA7前提(PtrSafe)。32bit Office では LongPtr→Long。Integer=16bit / Long=32bit / LongLong=64bit。

import ctypes
from ctypes import wintypes

DeletePersistentTcpPortReservation = ctypes.windll.iphlpapi.DeletePersistentTcpPortReservation
DeletePersistentTcpPortReservation.restype = wintypes.DWORD
DeletePersistentTcpPortReservation.argtypes = [
    ctypes.c_ushort,  # StartPort : WORD
    ctypes.c_ushort,  # NumberOfPorts : WORD
]

require 'fiddle'
require 'fiddle/import'

lib = Fiddle.dlopen('IPHLPAPI.dll')
DeletePersistentTcpPortReservation = Fiddle::Function.new(
  lib['DeletePersistentTcpPortReservation'],
  [
    -Fiddle::TYPE_SHORT,  # StartPort : WORD
    -Fiddle::TYPE_SHORT,  # NumberOfPorts : WORD
  ],
  -Fiddle::TYPE_INT)

#[link(name = "iphlpapi")]
extern "system" {
    fn DeletePersistentTcpPortReservation(
        StartPort: u16,  // WORD
        NumberOfPorts: u16  // WORD
    ) -> u32;
}
// crates: windows-sys provides ready-made bindings for this API.

$sig = @"
[DllImport("IPHLPAPI.dll")]
public static extern uint DeletePersistentTcpPortReservation(ushort StartPort, ushort NumberOfPorts);
"@
$api = Add-Type -MemberDefinition $sig -Name 'IPHLPAPI_DeletePersistentTcpPortReservation' -Namespace Win32 -PassThru
# $api::DeletePersistentTcpPortReservation(StartPort, NumberOfPorts)

#uselib "IPHLPAPI.dll"
#func global DeletePersistentTcpPortReservation "DeletePersistentTcpPortReservation" sptr, sptr
; DeletePersistentTcpPortReservation StartPort, NumberOfPorts   ; 戻り値は stat
; StartPort : WORD -> "sptr"
; NumberOfPorts : WORD -> "sptr"
; ※HSP3.7は #func のため戻り値はシステム変数 stat に格納されます。

#uselib "IPHLPAPI.dll"
#cfunc global DeletePersistentTcpPortReservation "DeletePersistentTcpPortReservation" int, int
; res = DeletePersistentTcpPortReservation(StartPort, NumberOfPorts)
; StartPort : WORD -> "int"
; NumberOfPorts : WORD -> "int"

; DWORD DeletePersistentTcpPortReservation(WORD StartPort, WORD NumberOfPorts)
#uselib "IPHLPAPI.dll"
#cfunc global DeletePersistentTcpPortReservation "DeletePersistentTcpPortReservation" int, int
; res = DeletePersistentTcpPortReservation(StartPort, NumberOfPorts)
; StartPort : WORD -> "int"
; NumberOfPorts : WORD -> "int"

import (
	"golang.org/x/sys/windows"
	"unsafe"
)

var (
	iphlpapi = windows.NewLazySystemDLL("IPHLPAPI.dll")
	procDeletePersistentTcpPortReservation = iphlpapi.NewProc("DeletePersistentTcpPortReservation")
)

// StartPort (WORD), NumberOfPorts (WORD)
r1, _, err := procDeletePersistentTcpPortReservation.Call(
	uintptr(StartPort),
	uintptr(NumberOfPorts),
)
_ = err  // syscall.Errno (valid when the call sets last-error)
_ = r1   // DWORD

function DeletePersistentTcpPortReservation(
  StartPort: Word;   // WORD
  NumberOfPorts: Word   // WORD
): DWORD; stdcall;
  external 'IPHLPAPI.dll' name 'DeletePersistentTcpPortReservation';

result := DllCall("IPHLPAPI\DeletePersistentTcpPortReservation"
    , "UShort", StartPort   ; WORD
    , "UShort", NumberOfPorts   ; WORD
    , "UInt")   ; return: DWORD

●DeletePersistentTcpPortReservation(StartPort, NumberOfPorts) = DLL("IPHLPAPI.dll", "dword DeletePersistentTcpPortReservation(int, int)")
# 呼び出し: DeletePersistentTcpPortReservation(StartPort, NumberOfPorts)
# StartPort : WORD -> "int"
# NumberOfPorts : WORD -> "int"
# なでしこ1は32bit・ANSI(Shift_JIS)。文字列=char*(ANSI)、ポインタ/ハンドル=void*(4byte)。